Mercurial > hg > CbC > CbC_gcc
comparison fixincludes/system.h @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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1 /* Get common system includes and various definitions and declarations based | |
2 on autoconf macros. | |
3 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009 | |
4 Free Software Foundation, Inc. | |
5 | |
6 This file is part of GCC. | |
7 | |
8 GCC is free software; you can redistribute it and/or modify it under | |
9 the terms of the GNU General Public License as published by the Free | |
10 Software Foundation; either version 3, or (at your option) any later | |
11 version. | |
12 | |
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
19 along with GCC; see the file COPYING3. If not see | |
20 <http://www.gnu.org/licenses/>. */ | |
21 | |
22 | |
23 #ifndef FIXINC_SYSTEM_H | |
24 #define FIXINC_SYSTEM_H | |
25 | |
26 /* We must include stdarg.h before stdio.h. */ | |
27 #include <stdarg.h> | |
28 | |
29 #ifdef HAVE_STDDEF_H | |
30 # include <stddef.h> | |
31 #endif | |
32 | |
33 #include <stdio.h> | |
34 | |
35 /* Define a generic NULL if one hasn't already been defined. */ | |
36 #ifndef NULL | |
37 #define NULL 0 | |
38 #endif | |
39 | |
40 /* Use the unlocked open routines from libiberty. */ | |
41 #define fopen(PATH,MODE) fopen_unlocked(PATH,MODE) | |
42 #define fdopen(FILDES,MODE) fdopen_unlocked(FILDES,MODE) | |
43 #define freopen(PATH,MODE,STREAM) freopen_unlocked(PATH,MODE,STREAM) | |
44 | |
45 /* fixincludes is not a multi-threaded application and therefore we | |
46 do not have to use the locking functions. In fact, using the locking | |
47 functions can cause the compiler to be significantly slower under | |
48 I/O bound conditions (such as -g -O0 on very large source files). | |
49 | |
50 HAVE_DECL_PUTC_UNLOCKED actually indicates whether or not the stdio | |
51 code is multi-thread safe by default. If it is set to 0, then do | |
52 not worry about using the _unlocked functions. | |
53 | |
54 fputs_unlocked, fwrite_unlocked, and fprintf_unlocked are | |
55 extensions and need to be prototyped by hand (since we do not | |
56 define _GNU_SOURCE). */ | |
57 | |
58 #if defined HAVE_DECL_PUTC_UNLOCKED && HAVE_DECL_PUTC_UNLOCKED | |
59 | |
60 # ifdef HAVE_PUTC_UNLOCKED | |
61 # undef putc | |
62 # define putc(C, Stream) putc_unlocked (C, Stream) | |
63 # endif | |
64 # ifdef HAVE_PUTCHAR_UNLOCKED | |
65 # undef putchar | |
66 # define putchar(C) putchar_unlocked (C) | |
67 # endif | |
68 # ifdef HAVE_GETC_UNLOCKED | |
69 # undef getc | |
70 # define getc(Stream) getc_unlocked (Stream) | |
71 # endif | |
72 # ifdef HAVE_GETCHAR_UNLOCKED | |
73 # undef getchar | |
74 # define getchar() getchar_unlocked () | |
75 # endif | |
76 # ifdef HAVE_FPUTC_UNLOCKED | |
77 # undef fputc | |
78 # define fputc(C, Stream) fputc_unlocked (C, Stream) | |
79 # endif | |
80 | |
81 # ifdef HAVE_CLEARERR_UNLOCKED | |
82 # undef clearerr | |
83 # define clearerr(Stream) clearerr_unlocked (Stream) | |
84 # if defined (HAVE_DECL_CLEARERR_UNLOCKED) && !HAVE_DECL_CLEARERR_UNLOCKED | |
85 extern void clearerr_unlocked (FILE *); | |
86 # endif | |
87 # endif | |
88 # ifdef HAVE_FEOF_UNLOCKED | |
89 # undef feof | |
90 # define feof(Stream) feof_unlocked (Stream) | |
91 # if defined (HAVE_DECL_FEOF_UNLOCKED) && !HAVE_DECL_FEOF_UNLOCKED | |
92 extern int feof_unlocked (FILE *); | |
93 # endif | |
94 # endif | |
95 # ifdef HAVE_FILENO_UNLOCKED | |
96 # undef fileno | |
97 # define fileno(Stream) fileno_unlocked (Stream) | |
98 # if defined (HAVE_DECL_FILENO_UNLOCKED) && !HAVE_DECL_FILENO_UNLOCKED | |
99 extern int fileno_unlocked (FILE *); | |
100 # endif | |
101 # endif | |
102 # ifdef HAVE_FFLUSH_UNLOCKED | |
103 # undef fflush | |
104 # define fflush(Stream) fflush_unlocked (Stream) | |
105 # if defined (HAVE_DECL_FFLUSH_UNLOCKED) && !HAVE_DECL_FFLUSH_UNLOCKED | |
106 extern int fflush_unlocked (FILE *); | |
107 # endif | |
108 # endif | |
109 # ifdef HAVE_FGETC_UNLOCKED | |
110 # undef fgetc | |
111 # define fgetc(Stream) fgetc_unlocked (Stream) | |
112 # if defined (HAVE_DECL_FGETC_UNLOCKED) && !HAVE_DECL_FGETC_UNLOCKED | |
113 extern int fgetc_unlocked (FILE *); | |
114 # endif | |
115 # endif | |
116 # ifdef HAVE_FGETS_UNLOCKED | |
117 # undef fgets | |
118 # define fgets(S, n, Stream) fgets_unlocked (S, n, Stream) | |
119 # if defined (HAVE_DECL_FGETS_UNLOCKED) && !HAVE_DECL_FGETS_UNLOCKED | |
120 extern char *fgets_unlocked (char *, int, FILE *); | |
121 # endif | |
122 # endif | |
123 # ifdef HAVE_FPUTS_UNLOCKED | |
124 # undef fputs | |
125 # define fputs(String, Stream) fputs_unlocked (String, Stream) | |
126 # if defined (HAVE_DECL_FPUTS_UNLOCKED) && !HAVE_DECL_FPUTS_UNLOCKED | |
127 extern int fputs_unlocked (const char *, FILE *); | |
128 # endif | |
129 # endif | |
130 # ifdef HAVE_FERROR_UNLOCKED | |
131 # undef ferror | |
132 # define ferror(Stream) ferror_unlocked (Stream) | |
133 # if defined (HAVE_DECL_FERROR_UNLOCKED) && !HAVE_DECL_FERROR_UNLOCKED | |
134 extern int ferror_unlocked (FILE *); | |
135 # endif | |
136 # endif | |
137 # ifdef HAVE_FREAD_UNLOCKED | |
138 # undef fread | |
139 # define fread(Ptr, Size, N, Stream) fread_unlocked (Ptr, Size, N, Stream) | |
140 # if defined (HAVE_DECL_FREAD_UNLOCKED) && !HAVE_DECL_FREAD_UNLOCKED | |
141 extern size_t fread_unlocked (void *, size_t, size_t, FILE *); | |
142 # endif | |
143 # endif | |
144 # ifdef HAVE_FWRITE_UNLOCKED | |
145 # undef fwrite | |
146 # define fwrite(Ptr, Size, N, Stream) fwrite_unlocked (Ptr, Size, N, Stream) | |
147 # if defined (HAVE_DECL_FWRITE_UNLOCKED) && !HAVE_DECL_FWRITE_UNLOCKED | |
148 extern size_t fwrite_unlocked (const void *, size_t, size_t, FILE *); | |
149 # endif | |
150 # endif | |
151 # ifdef HAVE_FPRINTF_UNLOCKED | |
152 # undef fprintf | |
153 /* We can't use a function-like macro here because we don't know if | |
154 we have varargs macros. */ | |
155 # define fprintf fprintf_unlocked | |
156 # if defined (HAVE_DECL_FPRINTF_UNLOCKED) && !HAVE_DECL_FPRINTF_UNLOCKED | |
157 extern int fprintf_unlocked (FILE *, const char *, ...); | |
158 # endif | |
159 # endif | |
160 | |
161 #endif | |
162 | |
163 /* ??? Glibc's fwrite/fread_unlocked macros cause | |
164 "warning: signed and unsigned type in conditional expression". */ | |
165 #undef fread_unlocked | |
166 #undef fwrite_unlocked | |
167 | |
168 #include <sys/types.h> | |
169 #include <errno.h> | |
170 | |
171 #if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO | |
172 extern int errno; | |
173 #endif | |
174 | |
175 /* Some of glibc's string inlines cause warnings. Plus we'd rather | |
176 rely on (and therefore test) GCC's string builtins. */ | |
177 #define __NO_STRING_INLINES | |
178 | |
179 #ifdef HAVE_STRING_H | |
180 # include <string.h> | |
181 #else | |
182 # ifdef HAVE_STRINGS_H | |
183 # include <strings.h> | |
184 # endif | |
185 #endif | |
186 | |
187 #ifdef HAVE_STDLIB_H | |
188 # include <stdlib.h> | |
189 #endif | |
190 | |
191 #ifdef HAVE_UNISTD_H | |
192 # include <unistd.h> | |
193 #endif | |
194 | |
195 #ifdef HAVE_FCNTL_H | |
196 # include <fcntl.h> | |
197 #else | |
198 # ifdef HAVE_SYS_FILE_H | |
199 # include <sys/file.h> | |
200 # endif | |
201 #endif | |
202 | |
203 /* The HAVE_DECL_* macros are three-state, undefined, 0 or 1. If they | |
204 are defined to 0 then we must provide the relevant declaration | |
205 here. These checks will be in the undefined state while configure | |
206 is running so be careful to test "defined (HAVE_DECL_*)". */ | |
207 | |
208 #if defined (HAVE_DECL_ABORT) && !HAVE_DECL_ABORT | |
209 extern void abort (void); | |
210 #endif | |
211 | |
212 #if HAVE_SYS_STAT_H | |
213 # include <sys/stat.h> | |
214 #endif | |
215 | |
216 /* Test if something is a normal file. */ | |
217 #ifndef S_ISREG | |
218 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) | |
219 #endif | |
220 | |
221 /* Filename handling macros. */ | |
222 #include "filenames.h" | |
223 | |
224 /* Get libiberty declarations. */ | |
225 #include "libiberty.h" | |
226 #include "safe-ctype.h" | |
227 | |
228 #endif /* ! FIXINC_SYSTEM_H */ |