* refactoring: split src/ into mu/ and lib/
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djcb
209
lib/mu-runtime.c
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209
lib/mu-runtime.c
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/* -*- mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
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**
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** Copyright (C) 2010 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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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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**
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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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**
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*/
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#include "mu-runtime.h"
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#include <glib-object.h>
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#include <locale.h> /* for setlocale() */
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#include <stdio.h> /* for fileno() */
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#include <stdlib.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "mu-msg.h"
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#include "mu-log.h"
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#include "mu-util.h"
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#define MU_XAPIAN_DIRNAME "xapian"
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#define MU_BOOKMARKS_FILENAME "bookmarks"
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#define MU_CACHE_DIRNAME "cache"
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#define MU_CONTACTS_FILENAME "contacts"
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#define MU_LOG_DIRNAME "log"
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struct _MuRuntimeData {
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gchar *_str[MU_RUNTIME_PATH_NUM];
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gchar *_name; /* e.g., 'mu', 'mug' */
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};
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typedef struct _MuRuntimeData MuRuntimeData;
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/* static, global data for this singleton */
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static gboolean _initialized = FALSE;
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static MuRuntimeData *_data = NULL;
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static void runtime_free (void);
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static gboolean init_paths (const char* muhome, MuRuntimeData *data);
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static const char* runtime_path (MuRuntimePath path);
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static gboolean
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init_log (const char *muhome, const char *name,
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gboolean log_stderr, gboolean quiet, gboolean debug)
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{
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gboolean rv;
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char *logpath;
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if (log_stderr)
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return mu_log_init_with_fd (fileno(stderr), FALSE,
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quiet, debug);
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logpath = g_strdup_printf ("%s%c%s%c%s.log",
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muhome, G_DIR_SEPARATOR,
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MU_LOG_DIRNAME, G_DIR_SEPARATOR,
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name);
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rv = mu_log_init (logpath, TRUE, quiet, debug);
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g_free (logpath);
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return rv;
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}
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gboolean
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mu_runtime_init (const char* muhome_arg, const char *name)
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{
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gchar *muhome;
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g_return_val_if_fail (!_initialized, FALSE);
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g_return_val_if_fail (name, FALSE);
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setlocale (LC_ALL, "");
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g_type_init ();
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if (muhome_arg)
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muhome = g_strdup (muhome_arg);
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else
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muhome = mu_util_guess_mu_homedir ();
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if (!mu_util_create_dir_maybe (muhome, 0700, TRUE)) {
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g_printerr ("mu: invalid mu homedir specified;"
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" use --muhome=<dir>\n");
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runtime_free ();
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return FALSE;
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}
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_data = g_new0 (MuRuntimeData, 1);
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_data->_str[MU_RUNTIME_PATH_MUHOME] = muhome;
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init_paths (muhome, _data);
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_data->_name = g_strdup (name);
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if (!init_log (muhome, name, FALSE, TRUE, FALSE)) {
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runtime_free ();
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g_free (muhome);
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return FALSE;
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}
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return _initialized = TRUE;
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}
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static void
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runtime_free (void)
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{
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int i;
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for (i = 0; i != MU_RUNTIME_PATH_NUM; ++i)
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g_free (_data->_str[i]);
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g_free (_data->_name);
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/* mu_config_uninit (_data->_config); */
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mu_log_uninit();
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g_free (_data);
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}
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void
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mu_runtime_uninit (void)
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{
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g_return_if_fail (_initialized);
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runtime_free ();
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_initialized = FALSE;
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}
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static gboolean
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create_dirs_maybe (MuRuntimeData *data)
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{
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if (!mu_util_create_dir_maybe
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(data->_str[MU_RUNTIME_PATH_CACHE], 0700, TRUE)) {
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g_warning ("failed to create cache dir");
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return FALSE;
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}
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if (!mu_util_create_dir_maybe
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(data->_str[MU_RUNTIME_PATH_LOG], 0700, TRUE)) {
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g_warning ("failed to create log dir");
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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init_paths (const char* muhome, MuRuntimeData *data)
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{
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data->_str [MU_RUNTIME_PATH_XAPIANDB] =
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g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
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MU_XAPIAN_DIRNAME);
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data->_str [MU_RUNTIME_PATH_BOOKMARKS] =
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g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
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MU_BOOKMARKS_FILENAME);
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data->_str [MU_RUNTIME_PATH_CACHE] =
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g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
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MU_CACHE_DIRNAME);
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data->_str [MU_RUNTIME_PATH_CONTACTS] =
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g_strdup_printf ("%s%c%s", data->_str[MU_RUNTIME_PATH_CACHE],
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G_DIR_SEPARATOR, MU_CONTACTS_FILENAME);
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data->_str [MU_RUNTIME_PATH_LOG] =
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g_strdup_printf ("%s%c%s", muhome,
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G_DIR_SEPARATOR, MU_LOG_DIRNAME);
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if (!create_dirs_maybe (data))
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return FALSE;
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return TRUE;
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}
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/* so we can called when _initialized is FALSE still */
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static const char*
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runtime_path (MuRuntimePath path)
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{
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return _data->_str[path];
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}
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const char*
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mu_runtime_path (MuRuntimePath path)
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{
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g_return_val_if_fail (_initialized, NULL);
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g_return_val_if_fail (path < MU_RUNTIME_PATH_NUM, NULL);
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return runtime_path (path);
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}
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