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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2025 Free Software Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Mailutils is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <mailutils/mailutils.h>
/* globtest PATTERN [WORD...]
*/
int
main (int argc, char **argv)
{
char *pattern = NULL;
int flags = 0;
int rc;
int i;
int sub_opt = 0, icase_opt = 0, collapse_opt = 0;
struct mu_option options[] = {
{ "icase", 'i', NULL, MU_OPTION_DEFAULT,
"ignore case", mu_c_incr, &icase_opt },
{ "sub", 's', NULL, MU_OPTION_DEFAULT,
"treat each wildcard as regexp parenthesized group",
mu_c_incr, &sub_opt },
{ "collapse", 'c', NULL, MU_OPTION_DEFAULT,
"collapse contiguous runs of *", mu_c_incr, &collapse_opt },
MU_OPTION_END
};
mu_set_program_name (argv[0]);
mu_cli_simple (argc, argv,
MU_CLI_OPTION_OPTIONS, options,
MU_CLI_OPTION_PROG_DOC, "convert globbing pattern to regexp",
MU_CLI_OPTION_PROG_ARGS, "PATTERN [STRING ...]",
MU_CLI_OPTION_RETURN_ARGC, &argc,
MU_CLI_OPTION_RETURN_ARGV, &argv,
MU_CLI_OPTION_END);
if (icase_opt)
flags |= MU_GLOBF_ICASE;
if (sub_opt)
flags |= MU_GLOBF_SUB;
if (collapse_opt)
flags |= MU_GLOBF_COLLAPSE;
if (argc == 0)
{
mu_error ("pattern must be given; try %s --help for details",
mu_program_name);
return 1;
}
i = 0;
pattern = argv[i++];
if (i == argc)
{
char *regstr;
rc = mu_glob_to_regex (®str, pattern, flags);
if (rc)
{
mu_error ("convert: %s", mu_strerror (rc));
return 1;
}
mu_printf ("%s\n", regstr);
free (regstr);
}
else
{
regex_t regex;
size_t nmatch = 0;
regmatch_t *matches = NULL;
rc = mu_glob_compile (®ex, pattern, flags);
if (rc)
{
mu_error ("compile: %s", mu_strerror (rc));
return 1;
}
if (flags & MU_GLOBF_SUB)
{
nmatch = regex.re_nsub + 1;
matches = mu_calloc (nmatch, sizeof matches[0]);
}
for (; i < argc; i++)
{
char *a = argv[i];
rc = regexec (®ex, a, nmatch, matches, 0);
mu_printf ("%s: %s\n", a, rc == 0 ? "OK" : "NO");
if (flags & MU_GLOBF_SUB)
{
size_t j;
for (j = 0; j < nmatch; j++)
printf ("%02zu: %.*s\n", j,
(int) (matches[j].rm_eo - matches[j].rm_so),
a + matches[j].rm_so);
}
}
}
return 0;
}
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