87 lines
1.6 KiB
C
87 lines
1.6 KiB
C
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/* BZ 11041 */
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#include <getopt.h>
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#include <unistd.h>
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#include <stdio.h>
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static const struct option opts[] =
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{
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{ "alpha", optional_argument, NULL, 'a' },
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{ NULL, 0, NULL, 0 }
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};
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static int
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one_test (const char *fmt, int argc, char *argv[], int n, int expected[n])
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{
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optind = 1;
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int res = 0;
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for (int i = 0; i < n; ++i)
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{
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rewind (stderr);
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if (ftruncate (fileno (stderr), 0) != 0)
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{
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puts ("cannot truncate file");
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return 1;
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}
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int c = getopt_long (argc, argv, fmt, opts, NULL);
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if (c != expected[i])
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{
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printf ("format '%s' test %d failed: expected '%c', got '%c'\n",
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fmt, i, expected[i], c);
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res = 1;
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}
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else if (optarg != NULL)
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{
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printf ("format '%s' test %d failed: optarg is \"%s\", not NULL\n",
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fmt, i, optarg);
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res = 1;
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}
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if (ftell (stderr) != 0)
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{
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printf ("format '%s' test %d failed: printed to stderr\n",
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fmt, i);
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res = 1;
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}
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}
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return res;
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}
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static int
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do_test (void)
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{
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char *fname = tmpnam (NULL);
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if (fname == NULL)
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{
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puts ("cannot generate name for temporary file");
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return 1;
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}
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if (freopen (fname, "w+", stderr) == NULL)
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{
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puts ("cannot redirect stderr");
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return 1;
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}
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remove (fname);
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int ret = one_test ("W;", 2,
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(char *[2]) { (char *) "bug-getopt4", (char *) "--a" },
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1, (int [1]) { 'a' });
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ret |= one_test ("W;", 3,
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(char *[3]) { (char *) "bug-getopt4", (char *) "-W",
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(char *) "a" },
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1, (int [1]) { 'a' });
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if (ret == 0)
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puts ("all OK");
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return ret;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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