from.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2005, 2007-2012, 2014 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 <frm.h>
int count_only;
char *sender_option;
char *mailbox_name;
static char doc[] = N_("GNU from -- display from and subject.");
static struct argp_option options[] = {
{"count", 'c', NULL, 0, N_("just print a count of messages and exit")},
{"sender", 's', N_("ADDRESS"), 0,
N_("print only mail from addresses containing the supplied string") },
{"file", 'f', N_("FILE"), 0,
N_("read mail from FILE") },
{"debug", 'd', NULL, 0, N_("enable debugging output"), 0},
{0, 0, 0, 0}
};
static error_t
parse_opt (int key, char *arg, struct argp_state *state)
{
switch (key)
{
case 'c':
count_only = 1;
break;
case 's':
sender_option = arg;
break;
case 'f':
mailbox_name = arg;
break;
case 'd':
frm_debug++;
break;
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
static struct argp argp = {
options,
parse_opt,
N_("[OPTIONS] [USER]"),
doc,
};
static const char *capa[] = {
"common",
"debug",
"mailbox",
"locking",
NULL
};
static int
from_select (size_t index, mu_message_t msg)
{
if (count_only)
return 0;
if (sender_option)
{
int rc = 0;
mu_header_t hdr = NULL;
char *sender;
mu_message_get_header (msg, &hdr);
if (mu_header_aget_value_unfold (hdr, MU_HEADER_FROM, &sender) == 0)
{
if (strstr (sender, sender_option))
rc = 1;
free (sender);
}
return rc;
}
return 1;
}
int
main (int argc, char **argv)
{
int c;
size_t total;
/* Native Language Support */
MU_APP_INIT_NLS ();
/* register the formats. */
mu_register_all_mbox_formats ();
#ifdef WITH_TLS
mu_gocs_register ("tls", mu_tls_module_init);
#endif
mu_argp_init (NULL, NULL);
if (mu_app_init (&argp, capa, NULL, argc, argv, 0, &c, NULL))
exit (1);
if (argc - c > 1)
{
mu_error (_("too many arguments"));
exit (1);
}
else if (argc - c > 0)
{
if (mailbox_name)
{
mu_error (_("both --from option and user name are specified"));
exit (1);
}
mailbox_name = mu_alloc (strlen (argv[c]) + 2);
mailbox_name[0] = '%';
strcpy (mailbox_name + 1, argv[c]);
}
init_output (0);
frm_scan (mailbox_name, from_select, &total);
if (count_only)
{
mu_printf (ngettext ("There is %lu message in your incoming mailbox.\n",
"There are %lu messages in your incoming mailbox.\n",
total),
(unsigned long) total);
}
return 0;
}