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** Copyright (C) 2008 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 3 of the License, or
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** (at your option) any later version.
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#include "app/mu-util.h"
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#include "app/mu-app.h"
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#include "msg/mu-msg-gmime.h"
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#include "mu-index-app.h"
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static gboolean _INITIALIZED = FALSE;
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static char* _MAILDIR = NULL;
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* this is set by signal handlers and checked by our
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* callbacks, and allows us to terminate gracefully
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* (close database etc.)
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static gboolean _CAUGHT_SIGNAL = FALSE;
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struct _IndexOptions {
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unsigned int sqlite_transaction_size;
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unsigned int synchronous;
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unsigned int temp_store;
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unsigned int xapian_transaction_size;
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typedef struct _IndexOptions IndexOptions;
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static IndexOptions INDEX_OPTIONS;
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static GOptionEntry OPTION_ENTRIES[] = {
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/* the tune- options are for performance tuning,
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* but the defaults should be good for most */
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{"tune-sqlite-transaction-size", 0, G_OPTION_FLAG_HIDDEN,
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G_OPTION_ARG_INT, &INDEX_OPTIONS.sqlite_transaction_size},
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{"tune-synchronous", 0, G_OPTION_FLAG_HIDDEN,
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G_OPTION_ARG_INT, &INDEX_OPTIONS.synchronous},
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{"tune-temp-store", 0, G_OPTION_FLAG_HIDDEN,
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G_OPTION_ARG_INT, &INDEX_OPTIONS.temp_store},
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{"tune-xapian-transaction-size", 0, G_OPTION_FLAG_HIDDEN,
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G_OPTION_ARG_INT, &INDEX_OPTIONS.xapian_transaction_size},
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{"tune-sort-inodes", 0, G_OPTION_FLAG_HIDDEN,
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G_OPTION_ARG_INT, &INDEX_OPTIONS.sort_inodes},
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{"maildir", 'm', 0, G_OPTION_ARG_FILENAME, &INDEX_OPTIONS.maildir,
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"top of the maildir"},
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{"quiet", 'q', 0, G_OPTION_ARG_NONE, &INDEX_OPTIONS.quiet,
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"don't show progress info during indexation"},
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set_default_options (void)
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memset (&INDEX_OPTIONS, 0, sizeof(IndexOptions));
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INDEX_OPTIONS.sqlite_transaction_size = 100;
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INDEX_OPTIONS.synchronous = 0; /* OFF */
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INDEX_OPTIONS.temp_store = 2; /* MEMORY */
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INDEX_OPTIONS.xapian_transaction_size = 1000;
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INDEX_OPTIONS.sort_inodes = TRUE;
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/* when pressed twice... */
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g_print ("\ncaught signal %d; exiting loop\n", i);
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_CAUGHT_SIGNAL = TRUE;
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install_sig_handler (void)
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struct sigaction action;
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int i, sigs[] = { SIGINT, SIGHUP, SIGTERM };
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_CAUGHT_SIGNAL = FALSE;
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action.sa_handler = sig_handler;
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sigemptyset(&action.sa_mask);
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for (i = 0; i!= sizeof(sigs)/sizeof(sigs[0]); ++i)
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if (sigaction (sigs[i], &action, NULL) != 0)
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g_printerr ("error: installing sighandler %d failed\n",
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get_default_maildir (void)
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if (getenv("MAILDIR"))
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return g_strdup (getenv("MAILDIR"));
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home = getenv ("HOME");
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home = g_get_home_dir ();
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return g_strdup_printf ("%s%c%s", home, G_DIR_SEPARATOR,
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handle_options (int *argcp, char ***argvp)
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if (!mu_conf_handle_options (mu_app_conf(),OPTION_ENTRIES, argcp, argvp,
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g_printerr ("option parsing failed: %s\n",
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(err && err->message) ? err->message : "?" );
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get_maildir_and_check (const char* maildir_or_null, GError **err)
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if (!maildir_or_null) {
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if (INDEX_OPTIONS.maildir)
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maildir = mu_util_homedir_expand (INDEX_OPTIONS.maildir);
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maildir = get_default_maildir ();
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maildir = g_strdup(maildir_or_null);
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if (!g_path_is_absolute (maildir)) {
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g_set_error (err, 0, 0, "'%s' is not an absolute path",
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if (access (maildir, R_OK) != 0) {
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g_set_error (err, 0, 0, "'%s' is not a valid Maildir: %s",
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maildir, strerror(errno));
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mu_index_app_init (int *argcp, char***argvp, GError **err)
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g_return_val_if_fail (argcp, FALSE);
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g_return_val_if_fail (argvp, FALSE);
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install_sig_handler ();
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set_default_options ();
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if (!mu_app_init (argcp, argvp, "mu-index")) {
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g_set_error (err, 0, 0, "failed init mu");
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if (!handle_options(argcp, argvp)) {
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g_set_error (err, 0, 0, "failed to handle options");
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_MAILDIR = get_maildir_and_check (*argcp > 1 ? (*argvp)[1] : NULL,
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mu_msg_gmime_init ();
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return _INITIALIZED = TRUE;
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mu_index_app_uninit (void)
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mu_msg_gmime_uninit ();
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_INITIALIZED = FALSE;
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tune_index_settings (MuIndex* index)
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/* optimization tuning */
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mu_index_tune (index,
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INDEX_OPTIONS.sqlite_transaction_size,
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INDEX_OPTIONS.synchronous,
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INDEX_OPTIONS.temp_store,
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INDEX_OPTIONS.xapian_transaction_size,
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INDEX_OPTIONS.sort_inodes);
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mu_index_app_get_index (GError **err)
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g_return_val_if_fail (_INITIALIZED, NULL);
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index = mu_index_new (mu_app_sqlite_path(), mu_app_xapian_path());
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g_set_error (err, 0, 0, "cannot get index object");
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tune_index_settings (index);
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mu_index_app_quiet (void)
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g_return_val_if_fail (_INITIALIZED, FALSE);
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return INDEX_OPTIONS.quiet;
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mu_index_app_get_maildir(void)
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g_return_val_if_fail (_INITIALIZED, FALSE);
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mu_index_app_caught_signal (void)
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g_return_val_if_fail (_INITIALIZED, FALSE);
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return _CAUGHT_SIGNAL;
added
removed
index/mu-index-app.c
