X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch.c;h=2ddc8fbcdb0b388b1c4b1dc9c6bd44387bf24321;hp=a674481fe497059ddc43b581bc41e9165da94877;hb=38dacf009c4feb5d4820bbdd9222d7e7be067903;hpb=0fa4ded8e53118025a9399cca58a6ad10557dbad diff --git a/notmuch.c b/notmuch.c index a674481f..2ddc8fbc 100644 --- a/notmuch.c +++ b/notmuch.c @@ -14,7 +14,7 @@ * 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 http://www.gnu.org/licenses/ . + * along with this program. If not, see https://www.gnu.org/licenses/ . * * Authors: Carl Worth * Keith Packard @@ -22,60 +22,190 @@ #include "notmuch-client.h" -typedef int (*command_function_t) (void *ctx, int argc, char *argv[]); +/* + * Notmuch subcommand hook. + * + * The return value will be used as notmuch exit status code, + * preferably EXIT_SUCCESS or EXIT_FAILURE. + */ +typedef int (*command_function_t) (notmuch_config_t *config, int argc, char *argv[]); typedef struct command { const char *name; command_function_t function; - const char *arguments; + notmuch_config_mode_t config_mode; const char *summary; } command_t; static int -notmuch_help_command (void *ctx, int argc, char *argv[]); +notmuch_help_command (notmuch_config_t *config, int argc, char *argv[]); + +static int +notmuch_command (notmuch_config_t *config, int argc, char *argv[]); + +static int +_help_for (const char *topic); + +static bool print_version = false, print_help = false; +const char *notmuch_requested_db_uuid = NULL; + +const notmuch_opt_desc_t notmuch_shared_options [] = { + { .opt_bool = &print_version, .name = "version" }, + { .opt_bool = &print_help, .name = "help" }, + { .opt_string = ¬much_requested_db_uuid, .name = "uuid" }, + { } +}; + +/* any subcommand wanting to support these options should call + * inherit notmuch_shared_options and call + * notmuch_process_shared_options (subcommand_name); + */ +void +notmuch_process_shared_options (const char *subcommand_name) { + if (print_version) { + printf ("notmuch " STRINGIFY(NOTMUCH_VERSION) "\n"); + exit (EXIT_SUCCESS); + } + + if (print_help) { + int ret = _help_for (subcommand_name); + exit (ret); + } +} + +/* This is suitable for subcommands that do not actually open the + * database. + */ +int notmuch_minimal_options (const char *subcommand_name, + int argc, char **argv) +{ + int opt_index; + + notmuch_opt_desc_t options[] = { + { .opt_inherit = notmuch_shared_options }, + { } + }; + + opt_index = parse_arguments (argc, argv, options, 1); + + if (opt_index < 0) + return -1; + + /* We can't use argv here as it is sometimes NULL */ + notmuch_process_shared_options (subcommand_name); + return opt_index; +} + + +struct _notmuch_client_indexing_cli_choices indexing_cli_choices = { }; +const notmuch_opt_desc_t notmuch_shared_indexing_options [] = { + { .opt_keyword = &indexing_cli_choices.decrypt_policy, + .present = &indexing_cli_choices.decrypt_policy_set, .keywords = + (notmuch_keyword_t []){ { "false", NOTMUCH_DECRYPT_FALSE }, + { "true", NOTMUCH_DECRYPT_TRUE }, + { "auto", NOTMUCH_DECRYPT_AUTO }, + { "nostash", NOTMUCH_DECRYPT_NOSTASH }, + { 0, 0 } }, + .name = "decrypt" }, + { } +}; + + +notmuch_status_t +notmuch_process_shared_indexing_options (notmuch_database_t *notmuch) +{ + if (indexing_cli_choices.opts == NULL) + indexing_cli_choices.opts = notmuch_database_get_default_indexopts (notmuch); + if (indexing_cli_choices.decrypt_policy_set) { + notmuch_status_t status; + if (indexing_cli_choices.opts == NULL) + return NOTMUCH_STATUS_OUT_OF_MEMORY; + status = notmuch_indexopts_set_decrypt_policy (indexing_cli_choices.opts, indexing_cli_choices.decrypt_policy); + if (status != NOTMUCH_STATUS_SUCCESS) { + fprintf (stderr, "Error: Failed to set index decryption policy to %d. (%s)\n", + indexing_cli_choices.decrypt_policy, notmuch_status_to_string (status)); + notmuch_indexopts_destroy (indexing_cli_choices.opts); + indexing_cli_choices.opts = NULL; + return status; + } + } + return NOTMUCH_STATUS_SUCCESS; +} + static command_t commands[] = { - { "setup", notmuch_setup_command, - NULL, - "Interactively setup notmuch for first use." }, - { "new", notmuch_new_command, - "[options...]", + { NULL, notmuch_command, NOTMUCH_CONFIG_OPEN | NOTMUCH_CONFIG_CREATE, + "Notmuch main command." }, + { "setup", notmuch_setup_command, NOTMUCH_CONFIG_OPEN | NOTMUCH_CONFIG_CREATE, + "Interactively set up notmuch for first use." }, + { "new", notmuch_new_command, NOTMUCH_CONFIG_OPEN, "Find and import new messages to the notmuch database." }, - { "search", notmuch_search_command, - "[options...] [...]", + { "insert", notmuch_insert_command, NOTMUCH_CONFIG_OPEN, + "Add a new message into the maildir and notmuch database." }, + { "search", notmuch_search_command, NOTMUCH_CONFIG_OPEN, "Search for messages matching the given search terms." }, - { "show", notmuch_show_command, - " [...]", + { "address", notmuch_address_command, NOTMUCH_CONFIG_OPEN, + "Get addresses from messages matching the given search terms." }, + { "show", notmuch_show_command, NOTMUCH_CONFIG_OPEN, "Show all messages matching the search terms." }, - { "count", notmuch_count_command, - "[options...] [...]", + { "count", notmuch_count_command, NOTMUCH_CONFIG_OPEN, "Count messages matching the search terms." }, - { "reply", notmuch_reply_command, - "[options...] [...]", + { "reply", notmuch_reply_command, NOTMUCH_CONFIG_OPEN, "Construct a reply template for a set of messages." }, - { "tag", notmuch_tag_command, - "+|- [...] [--] [...]" , + { "tag", notmuch_tag_command, NOTMUCH_CONFIG_OPEN, "Add/remove tags for all messages matching the search terms." }, - { "dump", notmuch_dump_command, - "[] [--] []", + { "dump", notmuch_dump_command, NOTMUCH_CONFIG_OPEN, "Create a plain-text dump of the tags for each message." }, - { "restore", notmuch_restore_command, - "[--accumulate] []", + { "restore", notmuch_restore_command, NOTMUCH_CONFIG_OPEN, "Restore the tags from the given dump file (see 'dump')." }, - { "config", notmuch_config_command, - "[get|set]
. [value ...]", + { "compact", notmuch_compact_command, NOTMUCH_CONFIG_OPEN, + "Compact the notmuch database." }, + { "reindex", notmuch_reindex_command, NOTMUCH_CONFIG_OPEN, + "Re-index all messages matching the search terms." }, + { "config", notmuch_config_command, NOTMUCH_CONFIG_OPEN, "Get or set settings in the notmuch configuration file." }, - { "help", notmuch_help_command, - "[]", +#if WITH_EMACS + { "emacs-mua", NULL, 0, + "send mail with notmuch and emacs." }, +#endif + { "help", notmuch_help_command, NOTMUCH_CONFIG_CREATE, /* create but don't save config */ "This message, or more detailed help for the named command." } }; +typedef struct help_topic { + const char *name; + const char *summary; +} help_topic_t; + +static help_topic_t help_topics[] = { + { "search-terms", + "Common search term syntax." }, + { "hooks", + "Hooks that will be run before or after certain commands." }, + { "properties", + "Message property conventions and documentation." }, +}; + +static command_t * +find_command (const char *name) +{ + size_t i; + + for (i = 0; i < ARRAY_SIZE (commands); i++) + if ((!name && !commands[i].name) || + (name && commands[i].name && strcmp (name, commands[i].name) == 0)) + return &commands[i]; + + return NULL; +} + int notmuch_format_version; static void usage (FILE *out) { command_t *command; + help_topic_t *topic; unsigned int i; fprintf (out, @@ -89,14 +219,23 @@ usage (FILE *out) for (i = 0; i < ARRAY_SIZE (commands); i++) { command = &commands[i]; - fprintf (out, " %-11s %s\n", - command->name, command->summary); + if (command->name) + fprintf (out, " %-12s %s\n", command->name, command->summary); + } + + fprintf (out, "\n"); + fprintf (out, "Additional help topics are as follows:\n"); + fprintf (out, "\n"); + + for (i = 0; i < ARRAY_SIZE (help_topics); i++) { + topic = &help_topics[i]; + fprintf (out, " %-12s %s\n", topic->name, topic->summary); } fprintf (out, "\n"); fprintf (out, - "Use \"notmuch help \" for more details on each command\n" - "and \"notmuch help search-terms\" for the common search-terms syntax.\n\n"); + "Use \"notmuch help \" for more details " + "on each command or topic.\n\n"); } void @@ -116,7 +255,7 @@ by the notmuch CLI (it requires at least version %d). You may need to\n\ upgrade your notmuch front-end.\n", notmuch_format_version, NOTMUCH_FORMAT_MIN); exit (NOTMUCH_EXIT_FORMAT_TOO_OLD); - } else if (notmuch_format_version != NOTMUCH_FORMAT_CUR) { + } else if (notmuch_format_version < NOTMUCH_FORMAT_MIN_ACTIVE) { /* Warn about old version requests so compatibility issues are * less likely when we drop support for a deprecated format * versions. */ @@ -126,6 +265,22 @@ be supported in the future.\n", notmuch_format_version); } } +void +notmuch_exit_if_unmatched_db_uuid (notmuch_database_t *notmuch) +{ + const char *uuid = NULL; + + if (!notmuch_requested_db_uuid) + return; + IGNORE_RESULT (notmuch_database_get_revision (notmuch, &uuid)); + + if (strcmp (notmuch_requested_db_uuid, uuid) != 0){ + fprintf (stderr, "Error: requested database revision %s does not match %s\n", + notmuch_requested_db_uuid, uuid); + exit (1); + } +} + static void exec_man (const char *page) { @@ -136,47 +291,65 @@ exec_man (const char *page) } static int -notmuch_help_command (void *ctx, int argc, char *argv[]) +_help_for (const char *topic_name) { command_t *command; + help_topic_t *topic; unsigned int i; - argc--; argv++; /* Ignore "help" */ - - if (argc == 0) { + if (!topic_name) { printf ("The notmuch mail system.\n\n"); usage (stdout); - return 0; + return EXIT_SUCCESS; } - if (strcmp (argv[0], "help") == 0) { + if (strcmp (topic_name, "help") == 0) { printf ("The notmuch help system.\n\n" "\tNotmuch uses the man command to display help. In case\n" "\tof difficulties check that MANPATH includes the pages\n" "\tinstalled by notmuch.\n\n" "\tTry \"notmuch help\" for a list of topics.\n"); - return 0; + return EXIT_SUCCESS; } - for (i = 0; i < ARRAY_SIZE (commands); i++) { - command = &commands[i]; + command = find_command (topic_name); + if (command) { + char *page = talloc_asprintf (NULL, "notmuch-%s", command->name); + exec_man (page); + } - if (strcmp (argv[0], command->name) == 0) { - char *page = talloc_asprintf (ctx, "notmuch-%s", command->name); + for (i = 0; i < ARRAY_SIZE (help_topics); i++) { + topic = &help_topics[i]; + if (strcmp (topic_name, topic->name) == 0) { + char *page = talloc_asprintf (NULL, "notmuch-%s", topic->name); exec_man (page); } } - if (strcmp (argv[0], "search-terms") == 0) { - exec_man ("notmuch-search-terms"); - } else if (strcmp (argv[0], "hooks") == 0) { - exec_man ("notmuch-hooks"); - } - fprintf (stderr, "\nSorry, %s is not a known command. There's not much I can do to help.\n\n", - argv[0]); - return 1; + topic_name); + return EXIT_FAILURE; +} + +static int +notmuch_help_command (unused (notmuch_config_t * config), int argc, char *argv[]) +{ + int opt_index; + + opt_index = notmuch_minimal_options ("help", argc, argv); + if (opt_index < 0) + return EXIT_FAILURE; + + /* skip at least subcommand argument */ + argc-= opt_index; + argv+= opt_index; + + if (argc == 0) { + return _help_for (NULL); + } + + return _help_for (argv[0]); } /* Handle the case of "notmuch" being invoked with no command @@ -184,33 +357,27 @@ notmuch_help_command (void *ctx, int argc, char *argv[]) * to be more clever about this in the future. */ static int -notmuch (void *ctx) +notmuch_command (notmuch_config_t *config, + unused(int argc), unused(char **argv)) { - notmuch_config_t *config; - notmuch_bool_t is_new; char *db_path; struct stat st; - config = notmuch_config_open (ctx, NULL, &is_new); - /* If the user has never configured notmuch, then run * notmuch_setup_command which will give a nice welcome message, * and interactively guide the user through the configuration. */ - if (is_new) { - notmuch_config_close (config); - return notmuch_setup_command (ctx, 0, NULL); - } + if (notmuch_config_is_new (config)) + return notmuch_setup_command (config, 0, NULL); /* Notmuch is already configured, but is there a database? */ - db_path = talloc_asprintf (ctx, "%s/%s", + db_path = talloc_asprintf (config, "%s/%s", notmuch_config_get_database_path (config), ".notmuch"); if (stat (db_path, &st)) { - notmuch_config_close (config); if (errno != ENOENT) { fprintf (stderr, "Error looking for notmuch database at %s: %s\n", db_path, strerror (errno)); - return 1; + return EXIT_FAILURE; } printf ("Notmuch is configured, but there's not yet a database at\n\n\t%s\n\n", db_path); @@ -218,7 +385,7 @@ notmuch (void *ctx) "Note that the first run of \"notmuch new\" can take a very long time\n" "and that the resulting database will use roughly the same amount of\n" "storage space as the email being indexed.\n\n"); - return 0; + return EXIT_SUCCESS; } printf ("Notmuch is configured and appears to have a database. Excellent!\n\n" @@ -232,90 +399,129 @@ notmuch (void *ctx) "You can also use \"notmuch show\" with any of the thread IDs resulting\n" "from a search. Finally, you may want to explore using a more sophisticated\n" "interface to notmuch such as the emacs interface implemented in notmuch.el\n" - "or any other interface described at http://notmuchmail.org\n\n" + "or any other interface described at https://notmuchmail.org\n\n" "And don't forget to run \"notmuch new\" whenever new mail arrives.\n\n" "Have fun, and may your inbox never have much mail.\n\n", notmuch_config_get_user_name (config), notmuch_config_get_user_primary_email (config)); - notmuch_config_close (config); + return EXIT_SUCCESS; +} - return 0; +/* + * Try to run subcommand in argv[0] as notmuch- prefixed external + * command. argv must be NULL terminated (argv passed to main always + * is). + * + * Does not return if the external command is found and + * executed. Return true if external command is not found. Return + * false on errors. + */ +static bool try_external_command(char *argv[]) +{ + char *old_argv0 = argv[0]; + bool ret = true; + + argv[0] = talloc_asprintf (NULL, "notmuch-%s", old_argv0); + + /* + * This will only return on errors. Not finding an external + * command (ENOENT) is not an error from our perspective. + */ + execvp (argv[0], argv); + if (errno != ENOENT) { + fprintf (stderr, "Error: Running external command '%s' failed: %s\n", + argv[0], strerror(errno)); + ret = false; + } + + talloc_free (argv[0]); + argv[0] = old_argv0; + + return ret; } int main (int argc, char *argv[]) { void *local; + char *talloc_report; + const char *command_name = NULL; command_t *command; - unsigned int i; - notmuch_bool_t print_help=FALSE, print_version=FALSE; + const char *config_file_name = NULL; + notmuch_config_t *config = NULL; int opt_index; + int ret; notmuch_opt_desc_t options[] = { - { NOTMUCH_OPT_BOOLEAN, &print_help, "help", 'h', 0 }, - { NOTMUCH_OPT_BOOLEAN, &print_version, "version", 'v', 0 }, - { 0, 0, 0, 0, 0 } + { .opt_string = &config_file_name, .name = "config" }, + { .opt_inherit = notmuch_shared_options }, + { } }; talloc_enable_null_tracking (); local = talloc_new (NULL); - g_mime_init (0); + g_mime_init (); +#if !GLIB_CHECK_VERSION(2, 35, 1) g_type_init (); +#endif /* Globally default to the current output format version. */ notmuch_format_version = NOTMUCH_FORMAT_CUR; - if (argc == 1) - return notmuch (local); - opt_index = parse_arguments (argc, argv, options, 1); if (opt_index < 0) { - /* diagnostics already printed */ - return 1; + ret = EXIT_FAILURE; + goto DONE; } - if (print_help) - return notmuch_help_command (NULL, argc - 1, &argv[1]); + if (opt_index < argc) + command_name = argv[opt_index]; - if (print_version) { - printf ("notmuch " STRINGIFY(NOTMUCH_VERSION) "\n"); - return 0; - } - - for (i = 0; i < ARRAY_SIZE (commands); i++) { - command = &commands[i]; + notmuch_process_shared_options (command_name); - if (strcmp (argv[opt_index], command->name) == 0) { - int ret; - char *talloc_report; - - ret = (command->function)(local, argc - opt_index, argv + opt_index); - - /* in the future support for this environment variable may - * be supplemented or replaced by command line arguments - * --leak-report and/or --leak-report-full */ + command = find_command (command_name); + /* if command->function is NULL, try external command */ + if (!command || !command->function) { + /* This won't return if the external command is found. */ + if (try_external_command(argv + opt_index)) + fprintf (stderr, "Error: Unknown command '%s' (see \"notmuch help\")\n", + command_name); + ret = EXIT_FAILURE; + goto DONE; + } - talloc_report = getenv ("NOTMUCH_TALLOC_REPORT"); + config = notmuch_config_open (local, config_file_name, command->config_mode); + if (!config) { + ret = EXIT_FAILURE; + goto DONE; + } - /* this relies on the previous call to - * talloc_enable_null_tracking */ + ret = (command->function)(config, argc - opt_index, argv + opt_index); - if (talloc_report && strcmp (talloc_report, "") != 0) { - FILE *report = fopen (talloc_report, "w"); - talloc_report_full (NULL, report); - } + DONE: + if (config) + notmuch_config_close (config); - return ret; + talloc_report = getenv ("NOTMUCH_TALLOC_REPORT"); + if (talloc_report && strcmp (talloc_report, "") != 0) { + /* this relies on the previous call to + * talloc_enable_null_tracking + */ + + FILE *report = fopen (talloc_report, "w"); + if (report) { + talloc_report_full (NULL, report); + } else { + ret = 1; + fprintf (stderr, "ERROR: unable to write talloc log. "); + perror (talloc_report); } } - fprintf (stderr, "Error: Unknown command '%s' (see \"notmuch help\")\n", - argv[1]); - talloc_free (local); - return 1; + return ret; }