mhpath.c
3.67 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2002, 2005, 2007, 2008, 2009, 2010, 2011 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/>. */
/* MH mhpath command */
#include <mh.h>
static char doc[] = N_("GNU MH mhpath")"\v"
N_("Use -help to obtain the list of traditional MH options.");
static char args_doc[] = N_("[+FOLDER] [MSGLIST]");
/* GNU options */
static struct argp_option options[] = {
{"folder", ARG_FOLDER, N_("FOLDER"), 0,
N_("specify folder to operate upon")},
{ 0 }
};
/* Traditional MH options */
struct mh_option mh_option[] = {
{ NULL }
};
static error_t
opt_handler (int key, char *arg, struct argp_state *state)
{
switch (key)
{
case ARG_FOLDER:
mh_set_current_folder (arg);
break;
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
static int
mhpath (size_t num, mu_message_t msg, void *data)
{
size_t uid;
mh_message_number (msg, &uid);
printf ("%s/%s\n", (char*) data, mu_umaxtostr (0, uid));
return 0;
}
int
main (int argc, char **argv)
{
int index = 0;
mu_mailbox_t mbox = NULL;
mu_url_t url = NULL;
char *mhdir;
size_t total;
mu_msgset_t msgset;
int status;
const char *current_folder;
/* Native Language Support */
MU_APP_INIT_NLS ();
mh_argp_init ();
mh_argp_parse (&argc, &argv, 0, options, mh_option, args_doc, doc,
opt_handler, NULL, &index);
current_folder = mh_current_folder ();
/* If the only argument is `+', your MH Path is output; this
can be useful is shell scripts. */
if (current_folder[0] == 0)
{
printf ("%s\n", mu_folder_directory ());
exit (0);
}
mbox = mh_open_folder (current_folder, MU_STREAM_RDWR);
mu_mailbox_messages_count (mbox, &total);
mu_mailbox_get_url (mbox, &url);
mhdir = (char*) mu_url_to_string (url);
if (strncmp (mhdir, "mh:", 3) == 0)
mhdir += 3;
/* If no `msgs' are specified, mhpath outputs the folder pathname
instead. */
if (index == argc)
{
printf ("%s\n", mhdir);
exit (0);
}
/* the name "new" has been added to mhpath's list of
reserved message names (the others are "first", "last",
"prev", "next", "cur", and "all"). The new message is
equivalent to the message after the last message in a
folder (and equivalent to 1 in a folder without messages).
The "new" message may not be used as part of a message
range. */
if (argc - index == 1 && strcmp (argv[index], "new") == 0)
{
mu_message_t msg = NULL;
size_t num;
mu_mailbox_get_message (mbox, total, &msg);
mh_message_number (msg, &num);
printf ("%s/%s\n", mhdir, mu_umaxtostr (0, num + 1));
exit (0);
}
/* Mhpath expands and sorts the message list `msgs' and
writes the full pathnames of the messages to the standard
output separated by newlines. */
mh_msgset_parse (&msgset, mbox, argc - index, argv + index, "cur");
status = mu_msgset_foreach_message (msgset, mhpath, mhdir);
mu_mailbox_close (mbox);
mu_mailbox_destroy (&mbox);
return status != 0;
}