1 /* notmuch - Not much of an email program, (just index and search)
3 * This file is part of notmuch.
5 * Copyright © 2011 Jani Nikula
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see http://www.gnu.org/licenses/ .
20 * Author: Jani Nikula <jani@nikula.org>
23 #include "notmuch-client.h"
27 notmuch_run_hook (const char *db_path, const char *hook)
33 hook_path = talloc_asprintf (NULL, "%s/%s/%s/%s", db_path, ".notmuch",
35 if (hook_path == NULL) {
36 fprintf (stderr, "Out of memory\n");
40 /* Check access before fork() for speed and simplicity of error handling. */
41 if (access (hook_path, X_OK) == -1) {
42 /* Ignore ENOENT. It's okay not to have a hook, hook dir, or even
43 * notmuch dir. Dangling symbolic links also result in ENOENT, but
44 * we'll ignore that too for simplicity. */
45 if (errno != ENOENT) {
46 fprintf (stderr, "Error: %s hook access failed: %s\n", hook,
55 fprintf (stderr, "Error: %s hook fork failed: %s\n", hook,
59 } else if (pid == 0) {
60 execl (hook_path, hook_path, NULL);
61 /* Same as above for ENOENT, but unlikely now. Indicate all other errors
62 * to parent through non-zero exit status. */
63 if (errno != ENOENT) {
64 fprintf (stderr, "Error: %s hook execution failed: %s\n", hook,
71 if (waitpid (pid, &status, 0) == -1) {
72 fprintf (stderr, "Error: %s hook wait failed: %s\n", hook,
78 if (!WIFEXITED (status) || WEXITSTATUS (status)) {
79 if (WIFEXITED (status)) {
80 fprintf (stderr, "Error: %s hook failed with status %d\n",
81 hook, WEXITSTATUS (status));
82 } else if (WIFSIGNALED (status)) {
83 fprintf (stderr, "Error: %s hook terminated with signal %d\n",
84 hook, WTERMSIG (status));
90 talloc_free (hook_path);