mailutils.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2007-2012, 2014-2015 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "cmdline.h"
#include <unistd.h>
#include <stdlib.h>
/* Provide declaration of __argp_base_name: */
#include <argp-namefrob.h>
/* ************************************************************************* */
/* GNU Mailutils help and version output */
/* ************************************************************************* */
#define OPT_PROGNAME -2
#define OPT_USAGE -3
#define OPT_HANG -4
static struct argp_option mu_mailutils_argp_options[] =
{
{"help", '?', 0, 0, N_("give this help list"), -1},
{"usage", OPT_USAGE, 0, 0, N_("give a short usage message"), 0},
{"version", 'V', 0, 0, N_("print program version"), -1},
{"program-name",OPT_PROGNAME,N_("NAME"), OPTION_HIDDEN, N_("set the program name"), 0},
{"HANG", OPT_HANG, N_("SECS"), OPTION_ARG_OPTIONAL | OPTION_HIDDEN,
N_("hang for SECS seconds (default 3600)"), 0},
{ NULL }
};
static error_t
mu_mailutils_argp_parser (int key, char *arg, struct argp_state *state)
{
switch (key)
{
case '?':
argp_state_help (state, state->out_stream,
ARGP_HELP_SHORT_USAGE | ARGP_HELP_LONG | ARGP_HELP_DOC);
/* TRANSLATORS: The placeholder indicates the bug-reporting address
for this package. Please add _another line_ saying
"Report translation bugs to <...>\n" with the address for translation
bugs (typically your translation team's web or email address). */
printf (_("\nReport bugs to: %s\n"), "<" PACKAGE_BUGREPORT ">");
#ifdef PACKAGE_PACKAGER_BUG_REPORTS
printf (_("Report %s bugs to: %s\n"), PACKAGE_PACKAGER,
PACKAGE_PACKAGER_BUG_REPORTS);
#endif
#ifdef PACKAGE_URL
printf (_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
#endif
fputs (_("General help using GNU software: <http://www.gnu.org/gethelp/>\n"),
stdout);
exit (0);
case OPT_USAGE:
argp_state_help (state, state->out_stream,
ARGP_HELP_USAGE | ARGP_HELP_EXIT_OK);
break;
case 'V':
if (argp_program_version_hook)
(*argp_program_version_hook) (state->out_stream, state);
else if (argp_program_version)
fprintf (state->out_stream, "%s\n", argp_program_version);
else
argp_error (state, "%s",
dgettext (state->root_argp->argp_domain,
"(PROGRAM ERROR) No version known!?"));
exit(0);
case OPT_PROGNAME: /* Set the program name. */
#if HAVE_DECL_PROGRAM_INVOCATION_NAME
program_invocation_name = arg;
#endif
/* Update what we use for messages. */
state->name = __argp_base_name (arg);
#if HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME
program_invocation_short_name = state->name;
#endif
if ((state->flags & (ARGP_PARSE_ARGV0 | ARGP_NO_ERRS))
== ARGP_PARSE_ARGV0)
/* Update what getopt uses too. */
state->argv[0] = arg;
break;
case OPT_HANG:
{
int hang = atoi (arg ? arg : "3600");
while (hang-- > 0)
sleep (1);
break;
}
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
struct argp mu_mailutils_argp = {
mu_mailutils_argp_options,
mu_mailutils_argp_parser,
};
struct argp_child mu_mailutils_argp_child = {
&mu_mailutils_argp,
0,
NULL,
-1,
};
static void
mu_mailutils_modflags(int *flags)
{
*flags |= ARGP_NO_HELP;
}
struct mu_cmdline_capa mu_mailutils_cmdline = {
"mailutils", &mu_mailutils_argp_child, mu_mailutils_modflags
};