parse_long_options (argc, argv, PROGRAM_NAME, GNU_PACKAGE, VERSION,
usage, AUTHORS, (char const *) NULL);
+ if (getopt (argc, argv, "") != -1)
+ usage (EXIT_FAILURE);
- /* The above handles --help and --version.
- Since there is no other invocation of getopt, handle `--' here. */
- if (1 < argc && STREQ (argv[1], "--"))
- {
- --argc;
- ++argv;
- }
-
- if (argc < 2)
+ if (argc < optind + 1)
{
error (0, 0, _("missing operand"));
usage (EXIT_FAILURE);
}
- if (2 < argc)
+ if (optind + 1 < argc)
{
- error (0, 0, _("extra operand %s"), quote (argv[2]));
+ error (0, 0, _("extra operand %s"), quote (argv[optind + 1]));
usage (EXIT_FAILURE);
}
- if (unlink (argv[1]) != 0)
- error (EXIT_FAILURE, errno, _("cannot unlink %s"), quote (argv[1]));
+ if (unlink (argv[optind]) != 0)
+ error (EXIT_FAILURE, errno, _("cannot unlink %s"), quote (argv[optind]));
exit (EXIT_SUCCESS);
}
parse_long_options (argc, argv, PROGRAM_NAME, GNU_PACKAGE, VERSION,
usage, AUTHORS, (char const *) NULL);
+ if (getopt (argc, argv, "+") != -1)
+ usage (EXIT_FAILURE);
- /* The above handles --help and --version.
- Since there is no other invocation of getopt, handle `--' here. */
- if (1 < argc && STREQ (argv[1], "--"))
+ if (argc <= optind)
{
- --argc;
- ++argv;
- }
-
- if (argc == 1)
- {
- argv[1] = "y";
- argc = 2;
+ optind = argc;
+ argv[argc++] = "y";
}
for (;;)
{
int i;
- for (i = 1; i < argc; i++)
+ for (i = optind; i < argc; i++)
if (fputs (argv[i], stdout) == EOF
|| putchar (i == argc - 1 ? '\n' : ' ') == EOF)
{