1 /* notmuch - Not much of an email program, (just index and search)
3 * Copyright © 2009 Carl Worth
4 * Copyright © 2009 Keith Packard
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see http://www.gnu.org/licenses/ .
19 * Authors: Carl Worth <cworth@cworth.org>
20 * Keith Packard <keithp@keithp.com>
23 #include "notmuch-client.h"
25 typedef int (*command_function_t) (notmuch_config_t *config, int argc, char *argv[]);
27 typedef struct command {
29 command_function_t function;
30 notmuch_bool_t create_config;
35 notmuch_help_command (notmuch_config_t *config, int argc, char *argv[]);
38 notmuch_command (notmuch_config_t *config, int argc, char *argv[]);
40 static command_t commands[] = {
41 { NULL, notmuch_command, TRUE,
42 "Notmuch main command." },
43 { "setup", notmuch_setup_command, TRUE,
44 "Interactively setup notmuch for first use." },
45 { "new", notmuch_new_command, FALSE,
46 "Find and import new messages to the notmuch database." },
47 { "search", notmuch_search_command, FALSE,
48 "Search for messages matching the given search terms." },
49 { "show", notmuch_show_command, FALSE,
50 "Show all messages matching the search terms." },
51 { "count", notmuch_count_command, FALSE,
52 "Count messages matching the search terms." },
53 { "reply", notmuch_reply_command, FALSE,
54 "Construct a reply template for a set of messages." },
55 { "tag", notmuch_tag_command, FALSE,
56 "Add/remove tags for all messages matching the search terms." },
57 { "dump", notmuch_dump_command, FALSE,
58 "Create a plain-text dump of the tags for each message." },
59 { "restore", notmuch_restore_command, FALSE,
60 "Restore the tags from the given dump file (see 'dump')." },
61 { "config", notmuch_config_command, FALSE,
62 "Get or set settings in the notmuch configuration file." },
63 { "help", notmuch_help_command, TRUE, /* create but don't save config */
64 "This message, or more detailed help for the named command." }
68 find_command (const char *name)
72 for (i = 0; i < ARRAY_SIZE (commands); i++)
73 if ((!name && !commands[i].name) ||
74 (name && commands[i].name && strcmp (name, commands[i].name) == 0))
80 int notmuch_format_version;
89 "Usage: notmuch --help\n"
90 " notmuch --version\n"
91 " notmuch <command> [args...]\n");
93 fprintf (out, "The available commands are as follows:\n");
96 for (i = 0; i < ARRAY_SIZE (commands); i++) {
97 command = &commands[i];
100 fprintf (out, " %-11s %s\n", command->name, command->summary);
105 "Use \"notmuch help <command>\" for more details on each command\n"
106 "and \"notmuch help search-terms\" for the common search-terms syntax.\n\n");
110 notmuch_exit_if_unsupported_format (void)
112 if (notmuch_format_version > NOTMUCH_FORMAT_CUR) {
114 A caller requested output format version %d, but the installed notmuch\n\
115 CLI only supports up to format version %d. You may need to upgrade your\n\
117 notmuch_format_version, NOTMUCH_FORMAT_CUR);
118 exit (NOTMUCH_EXIT_FORMAT_TOO_NEW);
119 } else if (notmuch_format_version < NOTMUCH_FORMAT_MIN) {
121 A caller requested output format version %d, which is no longer supported\n\
122 by the notmuch CLI (it requires at least version %d). You may need to\n\
123 upgrade your notmuch front-end.\n",
124 notmuch_format_version, NOTMUCH_FORMAT_MIN);
125 exit (NOTMUCH_EXIT_FORMAT_TOO_OLD);
126 } else if (notmuch_format_version != NOTMUCH_FORMAT_CUR) {
127 /* Warn about old version requests so compatibility issues are
128 * less likely when we drop support for a deprecated format
131 A caller requested deprecated output format version %d, which may not\n\
132 be supported in the future.\n", notmuch_format_version);
137 exec_man (const char *page)
139 if (execlp ("man", "man", page, (char *) NULL)) {
146 notmuch_help_command (notmuch_config_t *config, int argc, char *argv[])
150 argc--; argv++; /* Ignore "help" */
153 printf ("The notmuch mail system.\n\n");
158 if (strcmp (argv[0], "help") == 0) {
159 printf ("The notmuch help system.\n\n"
160 "\tNotmuch uses the man command to display help. In case\n"
161 "\tof difficulties check that MANPATH includes the pages\n"
162 "\tinstalled by notmuch.\n\n"
163 "\tTry \"notmuch help\" for a list of topics.\n");
167 command = find_command (argv[0]);
169 char *page = talloc_asprintf (config, "notmuch-%s", command->name);
173 if (strcmp (argv[0], "search-terms") == 0) {
174 exec_man ("notmuch-search-terms");
175 } else if (strcmp (argv[0], "hooks") == 0) {
176 exec_man ("notmuch-hooks");
180 "\nSorry, %s is not a known command. There's not much I can do to help.\n\n",
185 /* Handle the case of "notmuch" being invoked with no command
186 * argument. For now we just call notmuch_setup_command, but we plan
187 * to be more clever about this in the future.
190 notmuch_command (notmuch_config_t *config,
191 unused(int argc), unused(char *argv[]))
196 /* If the user has never configured notmuch, then run
197 * notmuch_setup_command which will give a nice welcome message,
198 * and interactively guide the user through the configuration. */
199 if (notmuch_config_is_new (config))
200 return notmuch_setup_command (config, 0, NULL);
202 /* Notmuch is already configured, but is there a database? */
203 db_path = talloc_asprintf (config, "%s/%s",
204 notmuch_config_get_database_path (config),
206 if (stat (db_path, &st)) {
207 if (errno != ENOENT) {
208 fprintf (stderr, "Error looking for notmuch database at %s: %s\n",
209 db_path, strerror (errno));
212 printf ("Notmuch is configured, but there's not yet a database at\n\n\t%s\n\n",
214 printf ("You probably want to run \"notmuch new\" now to create that database.\n\n"
215 "Note that the first run of \"notmuch new\" can take a very long time\n"
216 "and that the resulting database will use roughly the same amount of\n"
217 "storage space as the email being indexed.\n\n");
221 printf ("Notmuch is configured and appears to have a database. Excellent!\n\n"
222 "At this point you can start exploring the functionality of notmuch by\n"
223 "using commands such as:\n\n"
224 "\tnotmuch search tag:inbox\n\n"
225 "\tnotmuch search to:\"%s\"\n\n"
226 "\tnotmuch search from:\"%s\"\n\n"
227 "\tnotmuch search subject:\"my favorite things\"\n\n"
228 "See \"notmuch help search\" for more details.\n\n"
229 "You can also use \"notmuch show\" with any of the thread IDs resulting\n"
230 "from a search. Finally, you may want to explore using a more sophisticated\n"
231 "interface to notmuch such as the emacs interface implemented in notmuch.el\n"
232 "or any other interface described at http://notmuchmail.org\n\n"
233 "And don't forget to run \"notmuch new\" whenever new mail arrives.\n\n"
234 "Have fun, and may your inbox never have much mail.\n\n",
235 notmuch_config_get_user_name (config),
236 notmuch_config_get_user_primary_email (config));
242 redirect_stderr (const char * stderr_file)
244 if (strcmp (stderr_file, "-") == 0) {
245 if (dup2 (STDOUT_FILENO, STDERR_FILENO) < 0) {
250 int fd = open (stderr_file, O_WRONLY|O_CREAT|O_TRUNC, 0666);
252 fprintf (stderr, "Error: Cannot redirect stderr to '%s': %s\n",
253 stderr_file, strerror (errno));
256 if (fd != STDERR_FILENO) {
257 if (dup2 (fd, STDERR_FILENO) < 0) {
268 main (int argc, char *argv[])
272 const char *command_name = NULL;
274 char *config_file_name = NULL;
275 char *stderr_file = NULL;
276 notmuch_config_t *config;
277 notmuch_bool_t print_help=FALSE, print_version=FALSE;
281 notmuch_opt_desc_t options[] = {
282 { NOTMUCH_OPT_BOOLEAN, &print_help, "help", 'h', 0 },
283 { NOTMUCH_OPT_BOOLEAN, &print_version, "version", 'v', 0 },
284 { NOTMUCH_OPT_STRING, &config_file_name, "config", 'c', 0 },
285 { NOTMUCH_OPT_STRING, &stderr_file, "stderr", '\0', 0 },
289 talloc_enable_null_tracking ();
291 local = talloc_new (NULL);
296 /* Globally default to the current output format version. */
297 notmuch_format_version = NOTMUCH_FORMAT_CUR;
299 opt_index = parse_arguments (argc, argv, options, 1);
301 /* diagnostics already printed */
305 if (stderr_file && redirect_stderr (stderr_file) != 0) {
306 /* error already printed */
310 return notmuch_help_command (NULL, argc - 1, &argv[1]);
313 printf ("notmuch " STRINGIFY(NOTMUCH_VERSION) "\n");
317 if (opt_index < argc)
318 command_name = argv[opt_index];
320 command = find_command (command_name);
322 fprintf (stderr, "Error: Unknown command '%s' (see \"notmuch help\")\n",
327 config = notmuch_config_open (local, config_file_name, command->create_config);
331 ret = (command->function)(config, argc - opt_index, argv + opt_index);
333 notmuch_config_close (config);
335 talloc_report = getenv ("NOTMUCH_TALLOC_REPORT");
336 if (talloc_report && strcmp (talloc_report, "") != 0) {
337 /* this relies on the previous call to
338 * talloc_enable_null_tracking
341 FILE *report = fopen (talloc_report, "w");
343 talloc_report_full (NULL, report);
346 fprintf (stderr, "ERROR: unable to write talloc log. ");
347 perror (talloc_report);