File: tst-execvp4.c

package info (click to toggle)
glibc 2.28-8
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, experimental, sid
  • size: 271,788 kB
  • sloc: ansic: 1,008,637; asm: 259,607; makefile: 11,271; sh: 10,477; python: 6,910; cpp: 4,992; perl: 2,258; awk: 2,005; yacc: 290; pascal: 182; sed: 73
file content (39 lines) | stat: -rw-r--r-- 761 bytes parent folder | download | duplicates (9)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>

#ifndef EXECVP
# define EXECVP(file, argv)  execvp (file, argv)
#endif

static int
do_test (void)
{
  char buf[40] = "/usr/bin/does-not-exist";
  size_t stemlen = strlen (buf);
  struct stat64 st;
  int cnt = 0;
  while (stat64 (buf, &st) != -1 || errno != ENOENT
	 || stat64 (buf + 4, &st) != -1 || errno != ENOENT)
    {
      if (cnt++ == 100)
	{
	  puts ("cannot find a unique file name");
	  return 0;
	}

      strcpy (buf + stemlen, ".XXXXXX");
      mktemp (buf);
    }

  unsetenv ("PATH");
  char *argv[] = { buf + 9, NULL };
  EXECVP (argv[0], argv);
  return 0;
}

#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"