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1038
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1 /* pwdx.c - report current directory of a process.
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2 *
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3 * Copyright 2013 Lukasz Skalski <l.skalski@partner.samsung.com>
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4
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5 USE_PWDX(NEWTOY(pwdx, "<1a", TOYFLAG_USR|TOYFLAG_BIN))
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6
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7 config PWDX
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8 bool "pwdx"
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9 default y
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10 help
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11 usage: pwdx pids ...
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12 */
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13
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14 #include "toys.h"
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15
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16 int pid_dir(char *pid)
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17 {
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18 char *path;
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19 int num_bytes;
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20
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21 path = xmsprintf("/proc/%s/cwd",pid);
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22 num_bytes = readlink(path,toybuf,sizeof(toybuf));
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23 if(num_bytes==-1){
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24 xprintf("%s: %s\n",pid,strerror(errno));
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25 return 1;
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26 }else{
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27 toybuf[num_bytes]='\0';
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28 xprintf("%s: %s\n",pid,toybuf);
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29 return 0;
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30 }
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31 }
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32
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33 void pwdx_main(void)
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34 {
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35 int i;
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36
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37 for (i=0; toys.optargs[i]; i++)
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38 toys.exitval |= pid_dir(toys.optargs[i]);
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39 }
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40
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