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| | /* notmuch - Not much of an email program, (just index and search)
*
* Copyright © 2016 Daniel Kahn Gillmor
*
* 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 3 of the License, 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, see https://www.gnu.org/licenses/ .
*
* Author: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
*/
#include "notmuch-client.h"
#include "string-util.h"
static volatile sig_atomic_t interrupted;
static void
handle_sigint (unused (int sig))
{
static char msg[] = "Stopping... \n";
/* This write is "opportunistic", so it's okay to ignore the
* result. It is not required for correctness, and if it does
* fail or produce a short write, we want to get out of the signal
* handler as quickly as possible, not retry it. */
IGNORE_RESULT (write (2, msg, sizeof (msg) - 1));
interrupted = 1;
}
/* reindex all messages matching 'query_string' using the passed-in indexopts
*/
static int
reindex_query (notmuch_database_t *notmuch, const char *query_string,
notmuch_indexopts_t *indexopts)
{
notmuch_query_t *query;
notmuch_messages_t *messages;
notmuch_message_t *message;
notmuch_status_t status;
notmuch_status_t ret = NOTMUCH_STATUS_SUCCESS;
query = notmuch_query_create (notmuch, query_string);
if (query == NULL) {
fprintf (stderr, "Out of memory.\n");
return 1;
}
/* reindexing is not interested in any special sort order */
notmuch_query_set_sort (query, NOTMUCH_SORT_UNSORTED);
status = notmuch_query_search_messages (query, &messages);
if (print_status_query ("notmuch reindex", query, status))
return status;
ret = notmuch_database_begin_atomic (notmuch);
for (;
notmuch_messages_valid (messages) && ! interrupted;
notmuch_messages_move_to_next (messages)) {
message = notmuch_messages_get (messages);
ret = notmuch_message_reindex (message, indexopts);
if (ret != NOTMUCH_STATUS_SUCCESS)
break;
notmuch_message_destroy (message);
}
if (! ret)
ret = notmuch_database_end_atomic (notmuch);
notmuch_query_destroy (query);
return ret || interrupted;
}
int
notmuch_reindex_command (unused(notmuch_config_t *config), notmuch_database_t *notmuch, int argc, char *argv[])
{
char *query_string = NULL;
struct sigaction action;
int opt_index;
int ret;
notmuch_status_t status;
/* Set up our handler for SIGINT */
memset (&action, 0, sizeof (struct sigaction));
action.sa_handler = handle_sigint;
sigemptyset (&action.sa_mask);
action.sa_flags = SA_RESTART;
sigaction (SIGINT, &action, NULL);
notmuch_opt_desc_t options[] = {
{ .opt_inherit = notmuch_shared_indexing_options },
{ .opt_inherit = notmuch_shared_options },
{ }
};
opt_index = parse_arguments (argc, argv, options, 1);
if (opt_index < 0)
return EXIT_FAILURE;
notmuch_process_shared_options (argv[0]);
notmuch_exit_if_unmatched_db_uuid (notmuch);
status = notmuch_process_shared_indexing_options (notmuch);
if (status != NOTMUCH_STATUS_SUCCESS) {
fprintf (stderr, "Error: Failed to process index options. (%s)\n",
notmuch_status_to_string (status));
return EXIT_FAILURE;
}
query_string = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
if (query_string == NULL) {
fprintf (stderr, "Out of memory\n");
return EXIT_FAILURE;
}
if (*query_string == '\0') {
fprintf (stderr, "Error: notmuch reindex requires at least one search term.\n");
return EXIT_FAILURE;
}
ret = reindex_query (notmuch, query_string, indexing_cli_choices.opts);
notmuch_database_destroy (notmuch);
return ret || interrupted ? EXIT_FAILURE : EXIT_SUCCESS;
}
|