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annotate uprogs/rm.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
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Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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1 #include "types.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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2 #include "stat.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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3 #include "user.h"
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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4
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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5 int
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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6 main(int argc, char *argv[])
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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7 {
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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8 int i;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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9
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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10 if(argc < 2){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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11 printf(2, "Usage: rm files...\n");
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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12 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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13 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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14
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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15 for(i = 1; i < argc; i++){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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16 if(unlink(argv[i]) < 0){
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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17 printf(2, "rm: %s failed to delete\n", argv[i]);
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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18 break;
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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19 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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20 }
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
parents:
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21
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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22 exit();
Tatsuki IHA <innparusu@cr.ie.u-ryukyu.ac.jp>
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23 }