main.c
3.55 KB
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
This program 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 2, or (at your option)
any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "guimb.h"
#include "getopt.h"
static char short_options[] = "de:f:g:hm:v";
static struct option long_options[] = {
{"debug", no_argument, 0, 'd'},
{"expression", required_argument, 0, 'e'},
{"file", required_argument, 0, 'f'},
{"help", no_argument, 0, 'h'},
{"guile-command", required_argument, 0, 'g'},
{"version", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
char *program_file;
char *program_expr;
int debug_guile;
static void usage (void);
static int g_size;
static int g_argc;
static char **g_argv;
#define ARG_INC 16
void
append_arg (char *arg)
{
if (g_argc == g_size)
{
g_size += ARG_INC;
g_argv = realloc (g_argv, g_size * sizeof (g_argv[0]));
if (!g_argv)
{
util_error ("not enough memory");
exit (1);
}
}
g_argv[g_argc++] = arg;
}
int
main (int argc, char *argv[])
{
int c;
while ((c = getopt_long (argc, argv, short_options, long_options, NULL))
!= -1)
switch (c)
{
case 'd':
debug_guile = 1;
break;
case 'f':
program_file = optarg;
break;
case 'e':
program_expr = optarg;
break;
case 'g':
append_arg (optarg);
break;
case 'h':
usage ();
exit (0);
case 'v':
printf ("guimb (" PACKAGE " " VERSION ")\n");
exit (0);
default:
fprintf (stderr,
"Invalid argument. Try guimb --help for more info\n");
exit (1);
}
append_arg (NULL);
g_argc--;
/* Register the desired formats. */
{
list_t lst;
registrar_get_list (&lst);
list_append (lst, mbox_record);
list_append (lst, path_record);
list_append (lst, pop_record);
list_append (lst, imap_record);
/* Possible supported mailers. */
list_append (lst, sendmail_record);
list_append (lst, smtp_record);
}
collect_open_mailbox_file ();
if (argv[optind])
{
for (; argv[optind]; optind++)
collect_append_file (argv[optind]);
}
else
collect_append_file ("-");
run_main (g_argc, g_argv);
}
static char usage_str[] =
"Usage: guimb [OPTIONS] [MBOX ...]\n"
"Process the contents of the specified mailboxes using a Scheme program\n"
"or expression.\n"
"Options are:\n"
" -d, --debug Start with debugging evaluator and backtraces.\n"
" -e, --expression EXPR Execute scheme expression.\n"
" -f, --file PROGFILE Read program from PROGFILE.\n"
" -g, --guile-command ARG Append ARG to the command line passed to guile\n"
" program.\n"
" -h, --help Display help message.\n"
" -v, --version Display program version.\n"
"\n"
"When both --file and --expression are specified, file is evaluated first.\n"
"If no mailboxes are specified the standard input is read.\n";
void
usage ()
{
printf ("%s\n" "Report bugs to <bug-mailutils@gnu.org>\n", usage_str);
}