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/* cli.c -- Command line interface for GNU Mailutils
Copyright (C) 2016-2025 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/>.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <mailutils/cfg.h>
#include <mailutils/opt.h>
#include <mailutils/cli.h>
#include <mailutils/nls.h>
void
mu_cli_simple (int argc, char **argv, ...)
{
struct mu_cli_setup setup;
struct mu_parseopt pohint;
struct mu_cfg_parse_hints cfhint;
char **capa = NULL;
void *data = NULL;
int *ret_argc = NULL;
char ***ret_argv = NULL;
mu_opool_t args_pool = NULL, optv_pool = NULL;
va_list ap;
int opt;
memset (&setup, 0, sizeof (setup));
memset (&pohint, 0, sizeof (pohint));
memset (&cfhint, 0, sizeof (cfhint));
va_start (ap, argv);
while ((opt = va_arg (ap, int)) != MU_CLI_OPTION_END)
{
switch (opt)
{
case MU_CLI_OPTION_OPTIONS:
{
struct mu_option *p;
if (!optv_pool)
mu_opool_create (&optv_pool, MU_OPOOL_ENOMEMABRT);
p = va_arg (ap, struct mu_option *);
mu_opool_append (optv_pool, &p, sizeof p);
}
break;
case MU_CLI_OPTION_CONFIG:
setup.cfg = va_arg (ap, struct mu_cfg_param *);
break;
case MU_CLI_OPTION_CAPABILITIES:
capa = va_arg (ap, char **);
break;
case MU_CLI_OPTION_EX_USAGE:
setup.ex_usage = va_arg (ap, int);
break;
case MU_CLI_OPTION_EX_CONFIG:
setup.ex_config = va_arg (ap, int);
break;
case MU_CLI_OPTION_DATA:
data = va_arg (ap, void *);
break;
case MU_CLI_OPTION_IN_ORDER:
setup.inorder = 1;
break;
case MU_CLI_OPTION_RETURN_ARGC:
ret_argc = va_arg (ap, int *);
break;
case MU_CLI_OPTION_RETURN_ARGV:
ret_argv = va_arg (ap, char ***);
break;
case MU_CLI_OPTION_IGNORE_ERRORS:
pohint.po_flags |= MU_PARSEOPT_IGNORE_ERRORS;
break;
case MU_CLI_OPTION_NO_STDOPT:
pohint.po_flags |= MU_PARSEOPT_NO_STDOPT;
break;
case MU_CLI_OPTION_NO_ERREXIT:
pohint.po_flags |= MU_PARSEOPT_NO_ERREXIT;
break;
case MU_CLI_OPTION_IMMEDIATE:
pohint.po_flags |= MU_PARSEOPT_IMMEDIATE;
break;
case MU_CLI_OPTION_NO_SORT:
pohint.po_flags |= MU_PARSEOPT_NO_SORT;
break;
case MU_CLI_OPTION_SINGLE_DASH:
pohint.po_flags |= MU_PARSEOPT_SINGLE_DASH;
break;
case MU_CLI_OPTION_PROG_NAME:
pohint.po_prog_name = va_arg (ap, char *);
if (pohint.po_prog_name)
pohint.po_flags |= MU_PARSEOPT_PROG_NAME;
break;
case MU_CLI_OPTION_PROG_DOC:
pohint.po_prog_doc = va_arg (ap, char *);
if (pohint.po_prog_doc)
pohint.po_flags |= MU_PARSEOPT_PROG_DOC;
break;
case MU_CLI_OPTION_PROG_ARGS:
{
char *p;
if (!args_pool)
mu_opool_create (&args_pool, MU_OPOOL_ENOMEMABRT);
p = va_arg (ap, char *);
mu_opool_append (args_pool, &p, sizeof p);
}
break;
case MU_CLI_OPTION_BUG_ADDRESS:
pohint.po_bug_address = va_arg (ap, char *);
if (pohint.po_bug_address)
pohint.po_flags |= MU_PARSEOPT_BUG_ADDRESS;
break;
case MU_CLI_OPTION_PACKAGE_NAME:
pohint.po_package_name = va_arg (ap, char *);
if (pohint.po_package_name)
pohint.po_flags |= MU_PARSEOPT_PACKAGE_NAME;
break;
case MU_CLI_OPTION_PACKAGE_URL:
pohint.po_package_url = va_arg (ap, char *);
if (pohint.po_package_url)
pohint.po_flags |= MU_PARSEOPT_PACKAGE_URL;
break;
case MU_CLI_OPTION_EXTRA_INFO:
pohint.po_extra_info = va_arg (ap, char *);
if (pohint.po_extra_info)
pohint.po_flags |= MU_PARSEOPT_EXTRA_INFO;
break;
case MU_CLI_OPTION_HELP_HOOK:
pohint.po_help_hook =
va_arg (ap, void (*) (struct mu_parseopt *, mu_stream_t));
if (pohint.po_help_hook)
pohint.po_flags |= MU_PARSEOPT_HELP_HOOK;
break;
case MU_CLI_OPTION_VERSION_HOOK:
pohint.po_version_hook =
va_arg (ap, void (*) (struct mu_parseopt *, mu_stream_t));
if (pohint.po_version_hook)
pohint.po_flags |= MU_PARSEOPT_VERSION_HOOK;
break;
case MU_CLI_OPTION_PROG_DOC_HOOK:
pohint.po_prog_doc_hook =
va_arg (ap, void (*) (struct mu_parseopt *, mu_stream_t));
if (pohint.po_prog_doc_hook)
pohint.po_flags |= MU_PARSEOPT_PROG_DOC_HOOK;
break;
case MU_CLI_OPTION_NEGATION:
pohint.po_negation = va_arg (ap, char *);
if (pohint.po_negation)
pohint.po_flags |= MU_PARSEOPT_NEGATION;
break;
case MU_CLI_OPTION_SPECIAL_ARGS:
pohint.po_special_args = va_arg (ap, char *);
if (pohint.po_special_args)
pohint.po_flags |= MU_PARSEOPT_SPECIAL_ARGS;
break;
case MU_CLI_OPTION_CONF_SITE_FILE:
if ((cfhint.site_file = va_arg (ap, char *)) == NULL)
cfhint.site_file = mu_site_config_file ();
cfhint.flags = MU_CFHINT_SITE_FILE;
break;
case MU_CLI_OPTION_CONF_PER_USER_FILE:
cfhint.flags |= MU_CFHINT_PER_USER_FILE;
break;
case MU_CLI_OPTION_CONF_NO_OVERRIDE:
cfhint.flags |= MU_CFHINT_NO_CONFIG_OVERRIDE;
break;
case MU_CLI_OPTION_CONF_PROGNAME:
if ((cfhint.program = va_arg (ap, char *)) != NULL)
cfhint.flags |= MU_CFHINT_PROGRAM;
break;
default:
mu_diag_output (MU_DIAG_CRIT,
_("%s:%d: INTERNAL ERROR: unrecognized mu_cli_simple option"),
__FILE__, __LINE__);
abort ();
}
}
if (optv_pool)
{
struct mu_option *p = NULL;
mu_opool_append (optv_pool, &p, sizeof p);
setup.optv = mu_opool_finish (optv_pool, NULL);
}
if (args_pool)
{
char *p = NULL;
mu_opool_append (args_pool, &p, sizeof p);
pohint.po_prog_args = mu_opool_finish (args_pool, NULL);
pohint.po_flags |= MU_PARSEOPT_PROG_ARGS;
}
mu_cli_ext (argc, argv, &setup, &pohint, &cfhint, capa, data,
ret_argc, ret_argv);
mu_opool_destroy (&args_pool);
mu_opool_destroy (&optv_pool);
va_end (ap);
}
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