File: bug-getopt2.c

package info (click to toggle)
glibc 2.28-7
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 271,524 kB
  • sloc: ansic: 1,008,513; asm: 259,608; makefile: 11,266; sh: 10,477; python: 6,910; cpp: 4,992; perl: 2,258; awk: 2,005; yacc: 290; pascal: 182; sed: 73
file content (75 lines) | stat: -rw-r--r-- 1,394 bytes parent folder | download | duplicates (27)
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
/* BZ 11039 */
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

static int
one_test (const char *fmt, int argc, char *argv[], int expected[argc - 1])
{
  int res = 0;
  for (int i = 0; i < argc - 1; ++i)
    {
      rewind (stderr);
      if (ftruncate (fileno (stderr), 0) != 0)
	{
	  puts ("cannot truncate file");
	  return 1;
	}

      int c = getopt (argc, argv, fmt);
      if (c != expected[i])
	{
	  printf ("format '%s' test %d failed: expected '%c', got '%c'\n",
		  fmt, i, expected[i], c);
	  res = 1;
	}
      if (ftell (stderr) == 0)
	{
	  printf ("format '%s' test %d failed: not printed to stderr\n",
		  fmt, i);
	  res = 1;
	}
    }

  return res;
}


static int
do_test (void)
{
  char fname[] = "/tmp/bug-getopt2.XXXXXX";
  int fd = mkstemp (fname);
  if (fd == -1)
    {
      printf ("mkstemp failed: %m\n");
      return 1;
    }
  close (fd);

  if (freopen (fname, "w+", stderr) == NULL)
    {
      puts ("cannot redirect stderr");
      return 1;
    }

  remove (fname);

  optind = 0;
  int ret = one_test ("+a", 2,
		      (char *[2]) { (char *) "bug-getopt2", (char *) "-+" },
		      (int [1]) { '?' });

  optind = 1;
  ret |= one_test ("+a", 2,
		   (char *[2]) { (char *) "bug-getopt2", (char *) "-+" },
		   (int [1]) { '?' });

  if (ret == 0)
    puts ("all OK");

  return ret;
}

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