Mercurial > hg > Members > innparusu > xv6_rpi_port

annotate uprogs/usertests.c @ 0:c450faca55f4

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author Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
date Sun, 22 Oct 2017 18:25:39 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1 #include "param.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
2 #include "types.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
3 #include "stat.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
4 #include "user.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
5 #include "fs.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
6 #include "fcntl.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
7 #include "syscall.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
8 #include "traps.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
9 #include "memlayout.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
10
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
11 char buf[8192];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
12 char name[3];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
13 char *echoargv[] = { "echo", "ALL", "TESTS", "PASSED", 0 };
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
14 int stdout = 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
15
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
16 // simple file system tests
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
17
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
18 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
19 opentest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
20 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
21 int fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
22
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
23 printf(stdout, "open test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
24 fd = open("echo", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
25 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
26 printf(stdout, "open echo failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
27 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
28 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
29 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
30 fd = open("doesnotexist", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
31 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
32 printf(stdout, "open doesnotexist succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
33 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
34 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
35 printf(stdout, "open test ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
36 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
37
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
38 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
39 writetest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
40 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
41 int fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
42 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
43
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
44 printf(stdout, "small file test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
45 fd = open("small", O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
46 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
47 printf(stdout, "creat small succeeded; ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
48 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
49 printf(stdout, "error: creat small failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
50 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
51 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
52 for(i = 0; i < 100; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
53 if(write(fd, "aaaaaaaaaa", 10) != 10){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
54 printf(stdout, "error: write aa %d new file failed\n", i);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
55 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
56 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
57 if(write(fd, "bbbbbbbbbb", 10) != 10){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
58 printf(stdout, "error: write bb %d new file failed\n", i);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
59 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
60 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
61 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
62 printf(stdout, "writes ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
63 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
64 fd = open("small", O_RDONLY);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
65 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
66 printf(stdout, "open small succeeded ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
67 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
68 printf(stdout, "error: open small failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
69 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
70 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
71 i = read(fd, buf, 2000);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
72 if(i == 2000){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
73 printf(stdout, "read succeeded ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
74 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
75 printf(stdout, "read failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
76 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
77 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
78 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
79
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
80 if(unlink("small") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
81 printf(stdout, "unlink small failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
82 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
83 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
84 printf(stdout, "small file test ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
85 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
86
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
87 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
88 writetest1(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
89 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
90 int i, fd, n;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
91
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
92 printf(stdout, "big files test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
93
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
94 fd = open("big", O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
95 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
96 printf(stdout, "error: creat big failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
97 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
98 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
99
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
100 for(i = 0; i < MAXFILE; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
101 ((int*)buf)[0] = i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
102 if(write(fd, buf, 512) != 512){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
103 printf(stdout, "error: write big file failed\n", i);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
104 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
105 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
106 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
107
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
108 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
109
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
110 fd = open("big", O_RDONLY);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
111 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
112 printf(stdout, "error: open big failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
113 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
114 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
115
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
116 n = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
117 for(;;){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
118 i = read(fd, buf, 512);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
119 if(i == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
120 if(n == MAXFILE - 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
121 printf(stdout, "read only %d blocks from big", n);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
122 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
123 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
124 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
125 } else if(i != 512){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
126 printf(stdout, "read failed %d\n", i);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
127 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
128 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
129 if(((int*)buf)[0] != n){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
130 printf(stdout, "read content of block %d is %d\n",
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 n, ((int*)buf)[0]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
132 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 n++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
136 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 if(unlink("big") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 printf(stdout, "unlink big failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
139 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
140 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 printf(stdout, "big files ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
143
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 createtest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 int i, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
148
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 printf(stdout, "many creates, followed by unlink test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
150
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 name[0] = 'a';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
152 name[2] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 for(i = 0; i < 52; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 fd = open(name, O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 name[0] = 'a';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 name[2] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 for(i = 0; i < 52; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
162 unlink(name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 printf(stdout, "many creates, followed by unlink; ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
166
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 void dirtest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
169 printf(stdout, "mkdir test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
170
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 if(mkdir("dir0") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
172 printf(stdout, "mkdir failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
175
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 if(chdir("dir0") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 printf(stdout, "chdir dir0 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
178 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
180
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 if(chdir("..") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 printf(stdout, "chdir .. failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
185
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 if(unlink("dir0") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 printf(stdout, "unlink dir0 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 printf(stdout, "mkdir test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
192
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 exectest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 printf(stdout, "exec test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 if(exec("echo", echoargv) < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 printf(stdout, "exec echo failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
202
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 // simple fork and pipe read/write
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
204
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 pipe1(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 int fds[2], pid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 int seq, i, n, cc, total;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
210
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 if(pipe(fds) != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 printf(1, "pipe() failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 seq = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 if(pid == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 close(fds[0]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 for(n = 0; n < 5; n++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 for(i = 0; i < 1033; i++)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 buf[i] = seq++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 if(write(fds[1], buf, 1033) != 1033){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 printf(1, "pipe1 oops 1\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
226 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
228 } else if(pid > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 close(fds[1]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 total = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 cc = 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 while((n = read(fds[0], buf, cc)) > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
233 for(i = 0; i < n; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 if((buf[i] & 0xff) != (seq++ & 0xff)){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 printf(1, "pipe1 oops 2\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 total += n;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 cc = cc * 2;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 if(cc > sizeof(buf))
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 cc = sizeof(buf);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 if(total != 5 * 1033){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 printf(1, "pipe1 oops 3 total %d\n", total);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 close(fds[0]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 printf(1, "fork() failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 printf(1, "pipe1 ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
256
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 // meant to be run w/ at most two CPUs
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 preempt(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
261 int pid1, pid2, pid3;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 int pfds[2];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
263
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
264 printf(1, "preempt: ");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
265 pid1 = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 if(pid1 == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 for(;;)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 ;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
269
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 pid2 = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
271 if(pid2 == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
272 for(;;)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
273 ;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
274
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
275 pipe(pfds);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
276 pid3 = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
277 if(pid3 == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
278 close(pfds[0]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
279 if(write(pfds[1], "x", 1) != 1)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 printf(1, "preempt write error");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 close(pfds[1]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 for(;;)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
283 ;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
285
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
286 close(pfds[1]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 if(read(pfds[0], buf, sizeof(buf)) != 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
288 printf(1, "preempt read error");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
289 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 close(pfds[0]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
292 printf(1, "kill... ");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 kill(pid1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 kill(pid2);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
295 kill(pid3);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
296 printf(1, "wait... ");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
298 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
299 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
300 printf(1, "preempt ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
301 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
302
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 // try to find any races between exit and wait
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
304 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 exitwait(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
306 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
307 int i, pid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
308
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
309 for(i = 0; i < 100; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
310 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
312 printf(1, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
313 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
314 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
315 if(pid){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
316 if(wait() != pid){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
317 printf(1, "wait wrong pid\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
318 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
319 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
320 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
321 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
323 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
324 printf(1, "exitwait ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
325 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
326
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
327 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 mem(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
329 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
330 void *m1, *m2;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
331 int pid, ppid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
332
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
333 printf(1, "mem test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
334 ppid = getpid();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
335 if((pid = fork()) == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 m1 = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 while((m2 = malloc(10001)) != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
338 *(char**)m2 = m1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
339 m1 = m2;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
340 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
341 while(m1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
342 m2 = *(char**)m1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
343 free(m1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
344 m1 = m2;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
345 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
346 m1 = malloc(1024*20);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
347 if(m1 == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
348 printf(1, "couldn't allocate mem?!!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
349 kill(ppid);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
350 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
351 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
352 free(m1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
353 printf(1, "mem ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
354 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
355 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
356 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
357 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
358 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
359
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
360 // More file system tests
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
361
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
362 // two processes write to the same file descriptor
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
363 // is the offset shared? does inode locking work?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
364 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
365 sharedfd(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
366 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
367 int fd, pid, i, n, nc, np;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
368 char buf[10];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
369
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
370 printf(1, "sharedfd test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
371
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
372 unlink("sharedfd");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
373 fd = open("sharedfd", O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
374 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
375 printf(1, "fstests: cannot open sharedfd for writing");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
377 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 memset(buf, pid==0?'c':'p', sizeof(buf));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 for(i = 0; i < 1000; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
381 if(write(fd, buf, sizeof(buf)) != sizeof(buf)){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 printf(1, "fstests: write sharedfd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 if(pid == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
391 fd = open("sharedfd", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
393 printf(1, "fstests: cannot open sharedfd for reading\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 return;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 nc = np = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 while((n = read(fd, buf, sizeof(buf))) > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 for(i = 0; i < sizeof(buf); i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
399 if(buf[i] == 'c')
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
400 nc++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 if(buf[i] == 'p')
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 np++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
403 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
404 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 unlink("sharedfd");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 if(nc == 10000 && np == 10000){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
408 printf(1, "sharedfd ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 printf(1, "sharedfd oops %d %d\n", nc, np);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
414
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
415 // two processes write two different files at the same
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 // time, to test block allocation.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
417 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 twofiles(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
419 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 int fd, pid, i, j, n, total;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 char *fname;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
422
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 printf(1, "twofiles test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
424
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
425 unlink("f1");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 unlink("f2");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
427
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
429 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 printf(1, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
431 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
432 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
433
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 fname = pid ? "f1" : "f2";
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 fd = open(fname, O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
437 printf(1, "create failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
439 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
440
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
441 memset(buf, pid?'p':'c', 512);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
442 for(i = 0; i < 12; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 if((n = write(fd, buf, 500)) != 500){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 printf(1, "write failed %d\n", n);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
447 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
448 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 if(pid)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
451 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
453
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 for(i = 0; i < 2; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 fd = open(i?"f1":"f2", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 total = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 while((n = read(fd, buf, sizeof(buf))) > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 for(j = 0; j < n; j++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 if(buf[j] != (i?'p':'c')){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 printf(1, "wrong char\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
463 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 total += n;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 if(total != 12*500){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 printf(1, "wrong length %d\n", total);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
472
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 unlink("f1");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 unlink("f2");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
475
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 printf(1, "twofiles ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
478
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 // two processes create and delete different files in same directory
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 createdelete(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 enum { N = 20 };
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 int pid, i, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
485 char name[32];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
486
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 printf(1, "createdelete test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 printf(1, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
493
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 name[0] = pid ? 'p' : 'c';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 name[2] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
496 for(i = 0; i < N; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 fd = open(name, O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 printf(1, "create failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
504 if(i > 0 && (i % 2 ) == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 name[1] = '0' + (i / 2);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 if(unlink(name) < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 printf(1, "unlink failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
512
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 if(pid==0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
517
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 for(i = 0; i < N; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 name[0] = 'p';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
521 fd = open(name, 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
522 if((i == 0 || i >= N/2) && fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 printf(1, "oops createdelete %s didn't exist\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 } else if((i >= 1 && i < N/2) && fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 printf(1, "oops createdelete %s did exist\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 if(fd >= 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
531
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 name[0] = 'c';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
533 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
534 fd = open(name, 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
535 if((i == 0 || i >= N/2) && fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 printf(1, "oops createdelete %s didn't exist\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 } else if((i >= 1 && i < N/2) && fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
539 printf(1, "oops createdelete %s did exist\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
540 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
542 if(fd >= 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
543 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
544 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
545
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
546 for(i = 0; i < N; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
547 name[0] = 'p';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
548 name[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
549 unlink(name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
550 name[0] = 'c';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
551 unlink(name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
552 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
553
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 printf(1, "createdelete ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
555 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
556
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 // can I unlink a file and still read it?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
559 unlinkread(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
560 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
561 int fd, fd1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
562
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 printf(1, "unlinkread test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 fd = open("unlinkread", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 printf(1, "create unlinkread failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 write(fd, "hello", 5);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
570 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
571
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
572 fd = open("unlinkread", O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
573 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 printf(1, "open unlinkread failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
575 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
576 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
577 if(unlink("unlinkread") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
578 printf(1, "unlink unlinkread failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
579 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
580 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
581
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
582 fd1 = open("unlinkread", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
583 write(fd1, "yyy", 3);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
584 close(fd1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
585
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
586 if(read(fd, buf, sizeof(buf)) != 5){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
587 printf(1, "unlinkread read failed");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
588 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
589 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
590 if(buf[0] != 'h'){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 printf(1, "unlinkread wrong data\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
592 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
594 if(write(fd, buf, 10) != 10){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
595 printf(1, "unlinkread write failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
596 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
597 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
598 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
599 unlink("unlinkread");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
600 printf(1, "unlinkread ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
601 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
602
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
603 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
604 linktest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
605 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 int fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
607
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 printf(1, "linktest\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
609
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
610 unlink("lf1");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 unlink("lf2");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
612
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
613 fd = open("lf1", O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
614 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
615 printf(1, "create lf1 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
616 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
617 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
618 if(write(fd, "hello", 5) != 5){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
619 printf(1, "write lf1 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
620 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
621 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
622 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
623
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
624 if(link("lf1", "lf2") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
625 printf(1, "link lf1 lf2 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
626 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
627 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
628 unlink("lf1");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
629
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
630 if(open("lf1", 0) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
631 printf(1, "unlinked lf1 but it is still there!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
632 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
633 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
634
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
635 fd = open("lf2", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
636 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
637 printf(1, "open lf2 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
638 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
639 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
640 if(read(fd, buf, sizeof(buf)) != 5){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
641 printf(1, "read lf2 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
642 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
643 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
644 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
645
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
646 if(link("lf2", "lf2") >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
647 printf(1, "link lf2 lf2 succeeded! oops\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
648 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
649 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
650
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
651 unlink("lf2");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
652 if(link("lf2", "lf1") >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
653 printf(1, "link non-existant succeeded! oops\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
654 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
655 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
656
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
657 if(link(".", "lf1") >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
658 printf(1, "link . lf1 succeeded! oops\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
659 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
660 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
661
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
662 printf(1, "linktest ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
663 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
664
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
665 // test concurrent create/link/unlink of the same file
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
666 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
667 concreate(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
668 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
669 char file[3];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
670 int i, pid, n, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
671 char fa[40];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
672 struct {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
673 ushort inum;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
674 char name[14];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
675 } de;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
676
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
677 printf(1, "concreate test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
678 file[0] = 'C';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
679 file[2] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
680 for(i = 0; i < 40; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
681 file[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
682 unlink(file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
683 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
684 if(pid && (i % 3) == 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
685 link("C0", file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
686 } else if(pid == 0 && (i % 5) == 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
687 link("C0", file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
688 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
689 fd = open(file, O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
690 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
691 printf(1, "concreate create %s failed\n", file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
692 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
693 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
694 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
695 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
696 if(pid == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
697 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
698 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
699 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
700 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
701
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
702 memset(fa, 0, sizeof(fa));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
703 fd = open(".", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
704 n = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
705 while(read(fd, &de, sizeof(de)) > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
706 if(de.inum == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
707 continue;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
708 if(de.name[0] == 'C' && de.name[2] == '\0'){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
709 i = de.name[1] - '0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
710 if(i < 0 || i >= sizeof(fa)){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
711 printf(1, "concreate weird file %s\n", de.name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
712 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
713 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
714 if(fa[i]){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
715 printf(1, "concreate duplicate file %s\n", de.name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
716 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
717 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
718 fa[i] = 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
719 n++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
720 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
721 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
722 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
723
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
724 if(n != 40){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
725 printf(1, "concreate not enough files in directory listing\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
726 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
727 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
728
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
729 for(i = 0; i < 40; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
730 file[1] = '0' + i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
731 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
732 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
733 printf(1, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
734 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
735 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
736 if(((i % 3) == 0 && pid == 0) ||
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
737 ((i % 3) == 1 && pid != 0)){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
738 close(open(file, 0));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
739 close(open(file, 0));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
740 close(open(file, 0));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
741 close(open(file, 0));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
742 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
743 unlink(file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
744 unlink(file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
745 unlink(file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
746 unlink(file);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
747 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
748 if(pid == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
749 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
750 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
751 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
752 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
753
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
754 printf(1, "concreate ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
755 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
756
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
757 // another concurrent link/unlink/create test,
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
758 // to look for deadlocks.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
759 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
760 linkunlink()
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
761 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
762 int pid, i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
763
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
764 printf(1, "linkunlink test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
765
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
766 unlink("x");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
767 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
768 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
769 printf(1, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
770 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
771 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
772
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
773 unsigned int x = (pid ? 1 : 97);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
774 for(i = 0; i < 100; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
775 x = x * 1103515245 + 12345;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
776 if((x % 3) == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
777 close(open("x", O_RDWR | O_CREATE));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
778 } else if((x % 3) == 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
779 link("cat", "x");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
780 } else {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
781 unlink("x");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
782 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
783 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
784
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
785 if(pid)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
786 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
787 else
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
788 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
789
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
790 printf(1, "linkunlink ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
791 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
792
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
793 // directory that uses indirect blocks
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
794 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
795 bigdir(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
796 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
797 int i, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
798 char name[10];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
799
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
800 printf(1, "bigdir test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
801 unlink("bd");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
802
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
803 fd = open("bd", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
804 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
805 printf(1, "bigdir create failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
806 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
807 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
808 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
809
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
810 for(i = 0; i < 500; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
811 name[0] = 'x';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
812 name[1] = '0' + (i / 64);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
813 name[2] = '0' + (i % 64);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
814 name[3] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
815 if(link("bd", name) != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
816 printf(1, "bigdir link failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
817 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
818 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
819 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
820
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
821 unlink("bd");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
822 for(i = 0; i < 500; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
823 name[0] = 'x';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
824 name[1] = '0' + (i / 64);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
825 name[2] = '0' + (i % 64);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
826 name[3] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
827 if(unlink(name) != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
828 printf(1, "bigdir unlink failed");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
829 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
830 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
831 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
832
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
833 printf(1, "bigdir ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
834 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
835
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
836 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
837 subdir(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
838 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
839 int fd, cc;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
840
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
841 printf(1, "subdir test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
842
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
843 unlink("ff");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
844 if(mkdir("dd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
845 printf(1, "subdir mkdir dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
846 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
847 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
848
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
849 fd = open("dd/ff", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
850 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
851 printf(1, "create dd/ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
852 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
853 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
854 write(fd, "ff", 2);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
855 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
856
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
857 if(unlink("dd") >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
858 printf(1, "unlink dd (non-empty dir) succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
859 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
860 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
861
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
862 if(mkdir("/dd/dd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
863 printf(1, "subdir mkdir dd/dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
864 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
865 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
866
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
867 fd = open("dd/dd/ff", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
868 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
869 printf(1, "create dd/dd/ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
870 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
871 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
872 write(fd, "FF", 2);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
873 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
874
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
875 fd = open("dd/dd/../ff", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
876 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
877 printf(1, "open dd/dd/../ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
878 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
879 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
880 cc = read(fd, buf, sizeof(buf));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
881 if(cc != 2 || buf[0] != 'f'){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
882 printf(1, "dd/dd/../ff wrong content\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
883 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
884 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
885 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
886
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
887 if(link("dd/dd/ff", "dd/dd/ffff") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
888 printf(1, "link dd/dd/ff dd/dd/ffff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
889 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
890 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
891
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
892 if(unlink("dd/dd/ff") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
893 printf(1, "unlink dd/dd/ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
894 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
895 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
896 if(open("dd/dd/ff", O_RDONLY) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
897 printf(1, "open (unlinked) dd/dd/ff succeeded\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
898 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
899 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
900
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
901 if(chdir("dd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
902 printf(1, "chdir dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
903 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
904 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
905 if(chdir("dd/../../dd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
906 printf(1, "chdir dd/../../dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
907 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
908 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
909 if(chdir("dd/../../../dd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
910 printf(1, "chdir dd/../../dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
911 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
912 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
913 if(chdir("./..") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
914 printf(1, "chdir ./.. failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
915 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
916 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
917
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
918 fd = open("dd/dd/ffff", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
919 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
920 printf(1, "open dd/dd/ffff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
921 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
922 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
923 if(read(fd, buf, sizeof(buf)) != 2){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
924 printf(1, "read dd/dd/ffff wrong len\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
925 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
926 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
927 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
928
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
929 if(open("dd/dd/ff", O_RDONLY) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
930 printf(1, "open (unlinked) dd/dd/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
931 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
932 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
933
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
934 if(open("dd/ff/ff", O_CREATE|O_RDWR) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
935 printf(1, "create dd/ff/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
936 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
937 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
938 if(open("dd/xx/ff", O_CREATE|O_RDWR) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
939 printf(1, "create dd/xx/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
940 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
941 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
942 if(open("dd", O_CREATE) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
943 printf(1, "create dd succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
944 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
945 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
946 if(open("dd", O_RDWR) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
947 printf(1, "open dd rdwr succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
948 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
949 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
950 if(open("dd", O_WRONLY) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
951 printf(1, "open dd wronly succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
952 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
953 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
954 if(link("dd/ff/ff", "dd/dd/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
955 printf(1, "link dd/ff/ff dd/dd/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
956 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
957 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
958 if(link("dd/xx/ff", "dd/dd/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
959 printf(1, "link dd/xx/ff dd/dd/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
960 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
961 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
962 if(link("dd/ff", "dd/dd/ffff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
963 printf(1, "link dd/ff dd/dd/ffff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
964 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
965 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
966 if(mkdir("dd/ff/ff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
967 printf(1, "mkdir dd/ff/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
968 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
969 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
970 if(mkdir("dd/xx/ff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
971 printf(1, "mkdir dd/xx/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
972 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
973 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
974 if(mkdir("dd/dd/ffff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
975 printf(1, "mkdir dd/dd/ffff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
976 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
977 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
978 if(unlink("dd/xx/ff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
979 printf(1, "unlink dd/xx/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
980 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
981 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
982 if(unlink("dd/ff/ff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
983 printf(1, "unlink dd/ff/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
984 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
985 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
986 if(chdir("dd/ff") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
987 printf(1, "chdir dd/ff succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
988 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
989 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
990 if(chdir("dd/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
991 printf(1, "chdir dd/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
992 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
993 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
994
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
995 if(unlink("dd/dd/ffff") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
996 printf(1, "unlink dd/dd/ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
997 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
998 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
999 if(unlink("dd/ff") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1000 printf(1, "unlink dd/ff failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1001 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1002 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1003 if(unlink("dd") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1004 printf(1, "unlink non-empty dd succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1005 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1006 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1007 if(unlink("dd/dd") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1008 printf(1, "unlink dd/dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1009 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1010 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1011 if(unlink("dd") < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1012 printf(1, "unlink dd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1013 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1014 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1015
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1016 printf(1, "subdir ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1017 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1018
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1019 // test writes that are larger than the log.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1020 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1021 bigwrite(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1022 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1023 int fd, sz;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1024
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1025 printf(1, "bigwrite test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1026
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1027 unlink("bigwrite");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1028 for(sz = 499; sz < 12*512; sz += 471){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1029 fd = open("bigwrite", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1030 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1031 printf(1, "cannot create bigwrite\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1032 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1033 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1034 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1035 for(i = 0; i < 2; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1036 int cc = write(fd, buf, sz);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1037 if(cc != sz){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1038 printf(1, "write(%d) ret %d\n", sz, cc);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1039 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1040 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1041 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1042 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1043 unlink("bigwrite");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1044 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1045
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1046 printf(1, "bigwrite ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1047 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1048
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1049 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1050 bigfile(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1051 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1052 int fd, i, total, cc;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1053
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1054 printf(1, "bigfile test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1055
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1056 unlink("bigfile");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1057 fd = open("bigfile", O_CREATE | O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1058 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1059 printf(1, "cannot create bigfile");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1060 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1061 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1062 for(i = 0; i < 20; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1063 memset(buf, i, 600);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1064 if(write(fd, buf, 600) != 600){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1065 printf(1, "write bigfile failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1066 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1067 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1068 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1069 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1070
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1071 fd = open("bigfile", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1072 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1073 printf(1, "cannot open bigfile\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1074 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1075 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1076 total = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1077 for(i = 0; ; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1078 cc = read(fd, buf, 300);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1079 if(cc < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1080 printf(1, "read bigfile failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1081 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1082 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1083 if(cc == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1084 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1085 if(cc != 300){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1086 printf(1, "short read bigfile\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1087 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1088 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1089 if(buf[0] != i/2 || buf[299] != i/2){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1090 printf(1, "read bigfile wrong data\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1091 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1092 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1093 total += cc;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1094 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1095 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1096 if(total != 20*600){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1097 printf(1, "read bigfile wrong total\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1098 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1099 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1100 unlink("bigfile");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1101
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1102 printf(1, "bigfile test ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1103 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1104
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1105 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1106 fourteen(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1107 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1108 int fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1109
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1110 // DIRSIZ is 14.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1111 printf(1, "fourteen test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1112
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1113 if(mkdir("12345678901234") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1114 printf(1, "mkdir 12345678901234 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1115 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1116 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1117 if(mkdir("12345678901234/123456789012345") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1118 printf(1, "mkdir 12345678901234/123456789012345 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1119 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1120 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1121 fd = open("123456789012345/123456789012345/123456789012345", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1122 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1123 printf(1, "create 123456789012345/123456789012345/123456789012345 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1124 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1125 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1126 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1127 fd = open("12345678901234/12345678901234/12345678901234", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1128 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1129 printf(1, "open 12345678901234/12345678901234/12345678901234 failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1130 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1131 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1132 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1133
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1134 if(mkdir("12345678901234/12345678901234") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1135 printf(1, "mkdir 12345678901234/12345678901234 succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1136 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1137 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1138 if(mkdir("123456789012345/12345678901234") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1139 printf(1, "mkdir 12345678901234/123456789012345 succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1140 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1141 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1142
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1143 printf(1, "fourteen ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1144 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1145
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1146 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1147 rmdot(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1148 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1149 printf(1, "rmdot test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1150 if(mkdir("dots") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1151 printf(1, "mkdir dots failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1152 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1153 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1154 if(chdir("dots") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1155 printf(1, "chdir dots failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1156 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1157 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1158 if(unlink(".") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1159 printf(1, "rm . worked!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1160 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1161 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1162 if(unlink("..") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1163 printf(1, "rm .. worked!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1164 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1165 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1166 if(chdir("/") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1167 printf(1, "chdir / failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1168 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1169 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1170 if(unlink("dots/.") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1171 printf(1, "unlink dots/. worked!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1172 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1173 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1174 if(unlink("dots/..") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1175 printf(1, "unlink dots/.. worked!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1176 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1177 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1178 if(unlink("dots") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1179 printf(1, "unlink dots failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1180 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1181 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1182 printf(1, "rmdot ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1183 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1184
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1185 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1186 dirfile(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1187 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1188 int fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1189
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1190 printf(1, "dir vs file\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1191
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1192 fd = open("dirfile", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1193 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1194 printf(1, "create dirfile failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1195 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1196 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1197 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1198 if(chdir("dirfile") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1199 printf(1, "chdir dirfile succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1200 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1201 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1202 fd = open("dirfile/xx", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1203 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1204 printf(1, "create dirfile/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1205 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1206 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1207 fd = open("dirfile/xx", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1208 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1209 printf(1, "create dirfile/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1210 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1211 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1212 if(mkdir("dirfile/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1213 printf(1, "mkdir dirfile/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1214 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1215 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1216 if(unlink("dirfile/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1217 printf(1, "unlink dirfile/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1218 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1219 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1220 if(link("README", "dirfile/xx") == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1221 printf(1, "link to dirfile/xx succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1222 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1223 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1224 if(unlink("dirfile") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1225 printf(1, "unlink dirfile failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1226 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1227 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1228
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1229 fd = open(".", O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1230 if(fd >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1231 printf(1, "open . for writing succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1232 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1233 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1234 fd = open(".", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1235 if(write(fd, "x", 1) > 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1236 printf(1, "write . succeeded!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1237 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1238 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1239 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1240
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1241 printf(1, "dir vs file OK\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1242 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1243
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1244 // test that iput() is called at the end of _namei()
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1245 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1246 iref(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1247 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1248 int i, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1249
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1250 printf(1, "empty file name\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1251
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1252 // the 50 is NINODE
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1253 for(i = 0; i < 50 + 1; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1254 if(mkdir("irefd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1255 printf(1, "mkdir irefd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1256 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1257 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1258 if(chdir("irefd") != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1259 printf(1, "chdir irefd failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1260 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1261 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1262
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1263 mkdir("");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1264 link("README", "");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1265 fd = open("", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1266 if(fd >= 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1267 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1268 fd = open("xx", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1269 if(fd >= 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1270 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1271 unlink("xx");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1272 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1273
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1274 chdir("/");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1275 printf(1, "empty file name OK\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1276 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1277
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1278 // test that fork fails gracefully
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1279 // the forktest binary also does this, but it runs out of proc entries first.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1280 // inside the bigger usertests binary, we run out of memory first.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1281 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1282 forktest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1283 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1284 int n, pid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1285
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1286 printf(1, "fork test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1287
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1288 for(n=0; n<1000; n++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1289 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1290 if(pid < 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1291 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1292 if(pid == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1293 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1294 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1295
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1296 if(n == 1000){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1297 printf(1, "fork claimed to work 1000 times!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1298 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1299 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1300
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1301 for(; n > 0; n--){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1302 if(wait() < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1303 printf(1, "wait stopped early\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1304 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1305 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1306 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1307
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1308 if(wait() != -1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1309 printf(1, "wait got too many\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1310 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1311 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1312
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1313 printf(1, "fork test OK\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1314 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1315
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1316 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1317 sbrktest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1318 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1319 int fds[2], pid, pids[10], ppid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1320 char *a, *b, *c, *lastaddr, *oldbrk, *p, scratch;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1321 uint amt;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1322
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1323 printf(stdout, "sbrk test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1324 oldbrk = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1325
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1326 // can one sbrk() less than a page?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1327 a = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1328 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1329 for(i = 0; i < 5000; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1330 b = sbrk(1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1331 if(b != a){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1332 printf(stdout, "sbrk test failed %d %x %x\n", i, a, b);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1333 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1334 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1335 *b = 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1336 a = b + 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1337 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1338 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1339 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1340 printf(stdout, "sbrk test fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1341 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1342 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1343 c = sbrk(1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1344 c = sbrk(1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1345 if(c != a + 1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1346 printf(stdout, "sbrk test failed post-fork\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1347 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1348 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1349 if(pid == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1350 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1351 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1352
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1353 // can one grow address space to something big?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1354 #define BIG (100*1024*1024)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1355 a = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1356 amt = (BIG) - (uint)a;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1357 p = sbrk(amt);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1358 if (p != a) {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1359 printf(stdout, "sbrk test failed to grow big address space; enough phys mem?\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1360 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1361 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1362 lastaddr = (char*) (BIG-1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1363 *lastaddr = 99;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1364
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1365 // can one de-allocate?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1366 a = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1367 c = sbrk(-4096);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1368 if(c == (char*)0xffffffff){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1369 printf(stdout, "sbrk could not deallocate\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1370 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1371 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1372 c = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1373 if(c != a - 4096){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1374 printf(stdout, "sbrk deallocation produced wrong address, a %x c %x\n", a, c);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1375 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1376 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1377
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1378 // can one re-allocate that page?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1379 a = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1380 c = sbrk(4096);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1381 if(c != a || sbrk(0) != a + 4096){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1382 printf(stdout, "sbrk re-allocation failed, a %x c %x\n", a, c);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1383 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1384 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1385 if(*lastaddr == 99){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1386 // should be zero
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1387 printf(stdout, "sbrk de-allocation didn't really deallocate\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1388 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1389 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1390
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1391 a = sbrk(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1392 c = sbrk(-(sbrk(0) - oldbrk));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1393 if(c != a){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1394 printf(stdout, "sbrk downsize failed, a %x c %x\n", a, c);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1395 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1396 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1397
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1398 // can we read the kernel's memory?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1399 for(a = (char*)(KERNBASE); a < (char*) (KERNBASE+2000000); a += 50000){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1400 ppid = getpid();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1401 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1402 if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1403 printf(stdout, "fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1404 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1405 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1406 if(pid == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1407 printf(stdout, "oops could read %x = %x\n", a, *a);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1408 kill(ppid);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1409 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1410 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1411 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1412 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1413
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1414 // if we run the system out of memory, does it clean up the last
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1415 // failed allocation?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1416 if(pipe(fds) != 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1417 printf(1, "pipe() failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1418 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1419 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1420
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1421 for(i = 0; i < sizeof(pids)/sizeof(pids[0]); i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1422 if((pids[i] = fork()) == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1423 // allocate a lot of memory
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1424 sbrk(BIG - (uint)sbrk(0));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1425 write(fds[1], "x", 1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1426 // sit around until killed
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1427 for(;;) sleep(1000);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1428 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1429 if(pids[i] != -1)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1430 read(fds[0], &scratch, 1);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1431 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1432 // if those failed allocations freed up the pages they did allocate,
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1433 // we'll be able to allocate here
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1434 c = sbrk(4096);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1435 for(i = 0; i < sizeof(pids)/sizeof(pids[0]); i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1436 if(pids[i] == -1)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1437 continue;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1438 kill(pids[i]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1439 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1440 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1441 if(c == (char*)0xffffffff){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1442 printf(stdout, "failed sbrk leaked memory\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1443 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1444 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1445
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1446 if(sbrk(0) > oldbrk)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1447 sbrk(-(sbrk(0) - oldbrk));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1448
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1449 printf(stdout, "sbrk test OK\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1450 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1451
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1452 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1453 validateint(int *p)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1454 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1455 sleep(*p);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1456 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1457
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1458 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1459 validatetest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1460 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1461 int hi, pid;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1462 uint p;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1463
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1464 printf(stdout, "validate test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1465 hi = 1100*1024;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1466
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1467 for(p = 0; p <= (uint)hi; p += 4096){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1468 if((pid = fork()) == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1469 // try to crash the kernel by passing in a badly placed integer
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1470 validateint((int*)p);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1471 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1472 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1473 sleep(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1474 sleep(0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1475 kill(pid);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1476 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1477
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1478 // try to crash the kernel by passing in a bad string pointer
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1479 if(link("nosuchfile", (char*)p) != -1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1480 printf(stdout, "link should not succeed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1481 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1482 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1483 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1484
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1485 printf(stdout, "validate ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1486 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1487
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1488 // does unintialized data start out zero?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1489 char uninit[10000];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1490 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1491 bsstest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1492 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1493 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1494
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1495 printf(stdout, "bss test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1496 for(i = 0; i < sizeof(uninit); i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1497 if(uninit[i] != '\0'){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1498 printf(stdout, "bss test failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1499 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1500 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1501 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1502 printf(stdout, "bss test ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1503 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1504
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1505 // does exec return an error if the arguments
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1506 // are larger than a page? or does it write
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1507 // below the stack and wreck the instructions/data?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1508 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1509 bigargtest(void)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1510 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1511 int pid, fd;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1512
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1513 unlink("bigarg-ok");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1514 pid = fork();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1515 if(pid == 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1516 static char *args[MAXARG];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1517 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1518 for(i = 0; i < MAXARG-1; i++)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1519 args[i] = "bigargs test: failed\n ";
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1520 args[MAXARG-1] = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1521 printf(stdout, "bigarg test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1522 exec("echo", args);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1523 printf(stdout, "bigarg test ok\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1524 fd = open("bigarg-ok", O_CREATE);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1525 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1526 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1527 } else if(pid < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1528 printf(stdout, "bigargtest: fork failed\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1529 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1530 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1531 wait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1532 fd = open("bigarg-ok", 0);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1533 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1534 printf(stdout, "bigarg test failed!\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1535 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1536 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1537 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1538 unlink("bigarg-ok");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1539 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1540
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1541 // what happens when the file system runs out of blocks?
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1542 // answer: balloc panics, so this test is not useful.
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1543 void
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1544 fsfull()
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1545 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1546 int nfiles;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1547 int fsblocks = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1548
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1549 printf(1, "fsfull test\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1550
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1551 for(nfiles = 0; ; nfiles++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1552 char name[64];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1553 name[0] = 'f';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1554 name[1] = '0' + nfiles / 1000;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1555 name[2] = '0' + (nfiles % 1000) / 100;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1556 name[3] = '0' + (nfiles % 100) / 10;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1557 name[4] = '0' + (nfiles % 10);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1558 name[5] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1559 printf(1, "writing %s\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1560 int fd = open(name, O_CREATE|O_RDWR);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1561 if(fd < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1562 printf(1, "open %s failed\n", name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1563 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1564 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1565 int total = 0;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1566 while(1){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1567 int cc = write(fd, buf, 512);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1568 if(cc < 512)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1569 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1570 total += cc;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1571 fsblocks++;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1572 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1573 printf(1, "wrote %d bytes\n", total);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1574 close(fd);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1575 if(total == 0)
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1576 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1577 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1578
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1579 while(nfiles >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1580 char name[64];
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1581 name[0] = 'f';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1582 name[1] = '0' + nfiles / 1000;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1583 name[2] = '0' + (nfiles % 1000) / 100;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1584 name[3] = '0' + (nfiles % 100) / 10;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1585 name[4] = '0' + (nfiles % 10);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1586 name[5] = '\0';
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1587 unlink(name);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1588 nfiles--;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1589 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1590
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1591 printf(1, "fsfull test finished\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1592 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1593
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1594 unsigned long randstate = 1;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1595 unsigned int
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1596 rand()
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1597 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1598 randstate = randstate * 1664525 + 1013904223;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1599 return randstate;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1600 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1601
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1602 int
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1603 main(int argc, char *argv[])
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1604 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1605 printf(1, "usertests starting\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1606
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1607 if(open("usertests.ran", 0) >= 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1608 printf(1, "already ran user tests -- rebuild fs.img\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1609 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1610 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1611 close(open("usertests.ran", O_CREATE));
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1612
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1613 bigargtest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1614 bigwrite();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1615 bigargtest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1616 bsstest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1617 sbrktest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1618 validatetest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1619
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1620 opentest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1621 writetest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1622 writetest1();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1623 createtest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1624
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1625 mem();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1626 pipe1();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1627 preempt();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1628 exitwait();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1629
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1630 rmdot();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1631 fourteen();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1632 bigfile();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1633 subdir();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1634 concreate();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1635 linkunlink();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1636 linktest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1637 unlinkread();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1638 createdelete();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1639 twofiles();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1640 sharedfd();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1641 dirfile();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1642 iref();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1643 forktest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1644 bigdir(); // slow
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1645
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1646 exectest();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1647
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1648 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1649 }