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 https://www.gnu.org/licenses/ .
19 * Authors: Carl Worth <cworth@cworth.org>
20 * Keith Packard <keithp@keithp.com>
23 #include "notmuch-client.h"
26 * Notmuch subcommand hook.
28 * The return value will be used as notmuch exit status code,
29 * preferably EXIT_SUCCESS or EXIT_FAILURE.
31 typedef int (*command_function_t) (notmuch_config_t *config, int argc, char *argv[]);
33 typedef struct command {
35 command_function_t function;
36 notmuch_config_mode_t config_mode;
41 notmuch_help_command (notmuch_config_t *config, int argc, char *argv[]);
44 notmuch_command (notmuch_config_t *config, int argc, char *argv[]);
47 _help_for (const char *topic);
49 static bool print_version = false, print_help = false;
50 const char *notmuch_requested_db_uuid = NULL;
52 const notmuch_opt_desc_t notmuch_shared_options [] = {
53 { .opt_bool = &print_version, .name = "version" },
54 { .opt_bool = &print_help, .name = "help" },
55 { .opt_string = ¬much_requested_db_uuid, .name = "uuid" },
59 /* any subcommand wanting to support these options should call
60 * inherit notmuch_shared_options and call
61 * notmuch_process_shared_options (subcommand_name);
64 notmuch_process_shared_options (const char *subcommand_name) {
66 printf ("notmuch " STRINGIFY(NOTMUCH_VERSION) "\n");
71 int ret = _help_for (subcommand_name);
76 /* This is suitable for subcommands that do not actually open the
79 int notmuch_minimal_options (const char *subcommand_name,
80 int argc, char **argv)
84 notmuch_opt_desc_t options[] = {
85 { .opt_inherit = notmuch_shared_options },
89 opt_index = parse_arguments (argc, argv, options, 1);
94 /* We can't use argv here as it is sometimes NULL */
95 notmuch_process_shared_options (subcommand_name);
100 struct _notmuch_client_indexing_cli_choices indexing_cli_choices = { };
101 const notmuch_opt_desc_t notmuch_shared_indexing_options [] = {
102 { .opt_keyword = &indexing_cli_choices.decrypt_policy,
103 .present = &indexing_cli_choices.decrypt_policy_set, .keywords =
104 (notmuch_keyword_t []){ { "false", NOTMUCH_DECRYPT_FALSE },
105 { "true", NOTMUCH_DECRYPT_TRUE },
106 { "auto", NOTMUCH_DECRYPT_AUTO },
107 { "nostash", NOTMUCH_DECRYPT_NOSTASH },
115 notmuch_process_shared_indexing_options (notmuch_database_t *notmuch)
117 if (indexing_cli_choices.opts == NULL)
118 indexing_cli_choices.opts = notmuch_database_get_default_indexopts (notmuch);
119 if (indexing_cli_choices.decrypt_policy_set) {
120 notmuch_status_t status;
121 if (indexing_cli_choices.opts == NULL)
122 return NOTMUCH_STATUS_OUT_OF_MEMORY;
123 status = notmuch_indexopts_set_decrypt_policy (indexing_cli_choices.opts, indexing_cli_choices.decrypt_policy);
124 if (status != NOTMUCH_STATUS_SUCCESS) {
125 fprintf (stderr, "Error: Failed to set index decryption policy to %d. (%s)\n",
126 indexing_cli_choices.decrypt_policy, notmuch_status_to_string (status));
127 notmuch_indexopts_destroy (indexing_cli_choices.opts);
128 indexing_cli_choices.opts = NULL;
132 return NOTMUCH_STATUS_SUCCESS;
136 static command_t commands[] = {
137 { NULL, notmuch_command, NOTMUCH_CONFIG_OPEN | NOTMUCH_CONFIG_CREATE,
138 "Notmuch main command." },
139 { "setup", notmuch_setup_command, NOTMUCH_CONFIG_OPEN | NOTMUCH_CONFIG_CREATE,
140 "Interactively set up notmuch for first use." },
141 { "new", notmuch_new_command, NOTMUCH_CONFIG_OPEN,
142 "Find and import new messages to the notmuch database." },
143 { "insert", notmuch_insert_command, NOTMUCH_CONFIG_OPEN,
144 "Add a new message into the maildir and notmuch database." },
145 { "search", notmuch_search_command, NOTMUCH_CONFIG_OPEN,
146 "Search for messages matching the given search terms." },
147 { "address", notmuch_address_command, NOTMUCH_CONFIG_OPEN,
148 "Get addresses from messages matching the given search terms." },
149 { "show", notmuch_show_command, NOTMUCH_CONFIG_OPEN,
150 "Show all messages matching the search terms." },
151 { "count", notmuch_count_command, NOTMUCH_CONFIG_OPEN,
152 "Count messages matching the search terms." },
153 { "reply", notmuch_reply_command, NOTMUCH_CONFIG_OPEN,
154 "Construct a reply template for a set of messages." },
155 { "tag", notmuch_tag_command, NOTMUCH_CONFIG_OPEN,
156 "Add/remove tags for all messages matching the search terms." },
157 { "dump", notmuch_dump_command, NOTMUCH_CONFIG_OPEN,
158 "Create a plain-text dump of the tags for each message." },
159 { "restore", notmuch_restore_command, NOTMUCH_CONFIG_OPEN,
160 "Restore the tags from the given dump file (see 'dump')." },
161 { "compact", notmuch_compact_command, NOTMUCH_CONFIG_OPEN,
162 "Compact the notmuch database." },
163 { "reindex", notmuch_reindex_command, NOTMUCH_CONFIG_OPEN,
164 "Re-index all messages matching the search terms." },
165 { "config", notmuch_config_command, NOTMUCH_CONFIG_OPEN,
166 "Get or set settings in the notmuch configuration file." },
168 { "emacs-mua", NULL, 0,
169 "send mail with notmuch and emacs." },
171 { "help", notmuch_help_command, NOTMUCH_CONFIG_CREATE, /* create but don't save config */
172 "This message, or more detailed help for the named command." }
175 typedef struct help_topic {
180 static help_topic_t help_topics[] = {
182 "Common search term syntax." },
184 "Hooks that will be run before or after certain commands." },
186 "Message property conventions and documentation." },
190 find_command (const char *name)
194 for (i = 0; i < ARRAY_SIZE (commands); i++)
195 if ((!name && !commands[i].name) ||
196 (name && commands[i].name && strcmp (name, commands[i].name) == 0))
202 int notmuch_format_version;
212 "Usage: notmuch --help\n"
213 " notmuch --version\n"
214 " notmuch <command> [args...]\n");
216 fprintf (out, "The available commands are as follows:\n");
219 for (i = 0; i < ARRAY_SIZE (commands); i++) {
220 command = &commands[i];
223 fprintf (out, " %-12s %s\n", command->name, command->summary);
227 fprintf (out, "Additional help topics are as follows:\n");
230 for (i = 0; i < ARRAY_SIZE (help_topics); i++) {
231 topic = &help_topics[i];
232 fprintf (out, " %-12s %s\n", topic->name, topic->summary);
237 "Use \"notmuch help <command or topic>\" for more details "
238 "on each command or topic.\n\n");
242 notmuch_exit_if_unsupported_format (void)
244 if (notmuch_format_version > NOTMUCH_FORMAT_CUR) {
246 A caller requested output format version %d, but the installed notmuch\n\
247 CLI only supports up to format version %d. You may need to upgrade your\n\
249 notmuch_format_version, NOTMUCH_FORMAT_CUR);
250 exit (NOTMUCH_EXIT_FORMAT_TOO_NEW);
251 } else if (notmuch_format_version < NOTMUCH_FORMAT_MIN) {
253 A caller requested output format version %d, which is no longer supported\n\
254 by the notmuch CLI (it requires at least version %d). You may need to\n\
255 upgrade your notmuch front-end.\n",
256 notmuch_format_version, NOTMUCH_FORMAT_MIN);
257 exit (NOTMUCH_EXIT_FORMAT_TOO_OLD);
258 } else if (notmuch_format_version < NOTMUCH_FORMAT_MIN_ACTIVE) {
259 /* Warn about old version requests so compatibility issues are
260 * less likely when we drop support for a deprecated format
263 A caller requested deprecated output format version %d, which may not\n\
264 be supported in the future.\n", notmuch_format_version);
269 notmuch_exit_if_unmatched_db_uuid (notmuch_database_t *notmuch)
271 const char *uuid = NULL;
273 if (!notmuch_requested_db_uuid)
275 IGNORE_RESULT (notmuch_database_get_revision (notmuch, &uuid));
277 if (strcmp (notmuch_requested_db_uuid, uuid) != 0){
278 fprintf (stderr, "Error: requested database revision %s does not match %s\n",
279 notmuch_requested_db_uuid, uuid);
285 exec_man (const char *page)
287 if (execlp ("man", "man", page, (char *) NULL)) {
294 _help_for (const char *topic_name)
301 printf ("The notmuch mail system.\n\n");
306 if (strcmp (topic_name, "help") == 0) {
307 printf ("The notmuch help system.\n\n"
308 "\tNotmuch uses the man command to display help. In case\n"
309 "\tof difficulties check that MANPATH includes the pages\n"
310 "\tinstalled by notmuch.\n\n"
311 "\tTry \"notmuch help\" for a list of topics.\n");
315 command = find_command (topic_name);
317 char *page = talloc_asprintf (NULL, "notmuch-%s", command->name);
321 for (i = 0; i < ARRAY_SIZE (help_topics); i++) {
322 topic = &help_topics[i];
323 if (strcmp (topic_name, topic->name) == 0) {
324 char *page = talloc_asprintf (NULL, "notmuch-%s", topic->name);
330 "\nSorry, %s is not a known command. There's not much I can do to help.\n\n",
336 notmuch_help_command (unused (notmuch_config_t * config), int argc, char *argv[])
340 opt_index = notmuch_minimal_options ("help", argc, argv);
344 /* skip at least subcommand argument */
349 return _help_for (NULL);
352 return _help_for (argv[0]);
355 /* Handle the case of "notmuch" being invoked with no command
356 * argument. For now we just call notmuch_setup_command, but we plan
357 * to be more clever about this in the future.
360 notmuch_command (notmuch_config_t *config,
361 unused(int argc), unused(char *argv[]))
366 /* If the user has never configured notmuch, then run
367 * notmuch_setup_command which will give a nice welcome message,
368 * and interactively guide the user through the configuration. */
369 if (notmuch_config_is_new (config))
370 return notmuch_setup_command (config, 0, NULL);
372 /* Notmuch is already configured, but is there a database? */
373 db_path = talloc_asprintf (config, "%s/%s",
374 notmuch_config_get_database_path (config),
376 if (stat (db_path, &st)) {
377 if (errno != ENOENT) {
378 fprintf (stderr, "Error looking for notmuch database at %s: %s\n",
379 db_path, strerror (errno));
382 printf ("Notmuch is configured, but there's not yet a database at\n\n\t%s\n\n",
384 printf ("You probably want to run \"notmuch new\" now to create that database.\n\n"
385 "Note that the first run of \"notmuch new\" can take a very long time\n"
386 "and that the resulting database will use roughly the same amount of\n"
387 "storage space as the email being indexed.\n\n");
391 printf ("Notmuch is configured and appears to have a database. Excellent!\n\n"
392 "At this point you can start exploring the functionality of notmuch by\n"
393 "using commands such as:\n\n"
394 "\tnotmuch search tag:inbox\n\n"
395 "\tnotmuch search to:\"%s\"\n\n"
396 "\tnotmuch search from:\"%s\"\n\n"
397 "\tnotmuch search subject:\"my favorite things\"\n\n"
398 "See \"notmuch help search\" for more details.\n\n"
399 "You can also use \"notmuch show\" with any of the thread IDs resulting\n"
400 "from a search. Finally, you may want to explore using a more sophisticated\n"
401 "interface to notmuch such as the emacs interface implemented in notmuch.el\n"
402 "or any other interface described at https://notmuchmail.org\n\n"
403 "And don't forget to run \"notmuch new\" whenever new mail arrives.\n\n"
404 "Have fun, and may your inbox never have much mail.\n\n",
405 notmuch_config_get_user_name (config),
406 notmuch_config_get_user_primary_email (config));
412 * Try to run subcommand in argv[0] as notmuch- prefixed external
413 * command. argv must be NULL terminated (argv passed to main always
416 * Does not return if the external command is found and
417 * executed. Return true if external command is not found. Return
420 static bool try_external_command(char *argv[])
422 char *old_argv0 = argv[0];
425 argv[0] = talloc_asprintf (NULL, "notmuch-%s", old_argv0);
428 * This will only return on errors. Not finding an external
429 * command (ENOENT) is not an error from our perspective.
431 execvp (argv[0], argv);
432 if (errno != ENOENT) {
433 fprintf (stderr, "Error: Running external command '%s' failed: %s\n",
434 argv[0], strerror(errno));
438 talloc_free (argv[0]);
445 main (int argc, char *argv[])
449 const char *command_name = NULL;
451 const char *config_file_name = NULL;
452 notmuch_config_t *config = NULL;
456 notmuch_opt_desc_t options[] = {
457 { .opt_string = &config_file_name, .name = "config" },
458 { .opt_inherit = notmuch_shared_options },
462 talloc_enable_null_tracking ();
464 local = talloc_new (NULL);
467 #if !GLIB_CHECK_VERSION(2, 35, 1)
471 /* Globally default to the current output format version. */
472 notmuch_format_version = NOTMUCH_FORMAT_CUR;
474 opt_index = parse_arguments (argc, argv, options, 1);
480 if (opt_index < argc)
481 command_name = argv[opt_index];
483 notmuch_process_shared_options (command_name);
485 command = find_command (command_name);
486 /* if command->function is NULL, try external command */
487 if (!command || !command->function) {
488 /* This won't return if the external command is found. */
489 if (try_external_command(argv + opt_index))
490 fprintf (stderr, "Error: Unknown command '%s' (see \"notmuch help\")\n",
496 config = notmuch_config_open (local, config_file_name, command->config_mode);
502 ret = (command->function)(config, argc - opt_index, argv + opt_index);
506 notmuch_config_close (config);
508 talloc_report = getenv ("NOTMUCH_TALLOC_REPORT");
509 if (talloc_report && strcmp (talloc_report, "") != 0) {
510 /* this relies on the previous call to
511 * talloc_enable_null_tracking
514 FILE *report = fopen (talloc_report, "w");
516 talloc_report_full (NULL, report);
519 fprintf (stderr, "ERROR: unable to write talloc log. ");
520 perror (talloc_report);