src/regression/mkdtemp-failure.c

   1 // commit: 69ecbd0f3188be97f91cc0d6415836d23e88f7fc 2011-02-19
   2 // commit: 382584724308442f03f3d29f7fc6de9e9d140982 2011-06-12
   3 // commit: c4685ae429a0cce4b285859d62a71fe603f0a864 2013-08-02
   4 // mkdtemp should return -1 on bad template
   5 #define _DEFAULT_SOURCE 1
   6 #define _BSD_SOURCE 1
   7 #include <stdlib.h>
   8 #include <string.h>
   9 #include <errno.h>
  10 #include "test.h"
  11
  12 char *mkdtemp(char *);
  13
  14 #define S "/dev/null/fooXXXX"
  15
  16 int main(void)
  17 {
  18         char p[] = S;
  19         char *r;
  20
  21         r = mkdtemp(p);
  22         if (r)
  23                 t_error("mkdtemp(" S ") did not fail\n");
  24         if (memcmp(p, S, sizeof p) != 0)
  25                 t_error("mkdtemp(" S ") modified the template: %s\n", p);
  26         if (r == 0 && errno != EINVAL)
  27                 t_error("mkdtemp(" S ") failed with %d [%s] instead of %d [%s]\n",
  28                         errno, strerror(errno), EINVAL, strerror(EINVAL));
  29         return t_status;
  30 }