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/* -*- mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
**
** Copyright (C) 2010-2012 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
**
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** 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, write to the Free Software Foundation,
** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**
*/
#include "mu-runtime.h"
#include <glib-object.h>
#include <locale.h> /* for setlocale() */
#include <stdio.h> /* for fileno() */
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include "mu-msg.h"
#include "mu-log.h"
#include "mu-util.h"
#define MU_XAPIAN_DIRNAME "xapian"
#define MU_BOOKMARKS_FILENAME "bookmarks"
#define MU_CACHE_DIRNAME "cache"
#define MU_CONTACTS_FILENAME "contacts"
#define MU_LOG_DIRNAME "log"
struct _MuRuntimeData {
gchar *_str[MU_RUNTIME_PATH_NUM];
gchar *_name; /* e.g., 'mu', 'mug' */
};
typedef struct _MuRuntimeData MuRuntimeData;
/* static, global data for this singleton */
static gboolean _initialized = FALSE;
static MuRuntimeData *_data = NULL;
static void runtime_free (void);
static gboolean init_paths (const char* muhome, MuRuntimeData *data);
static const char* runtime_path (MuRuntimePath path);
static gboolean
init_log (const char *muhome, const char *name, MuLogOptions opts)
{
gboolean rv;
char *logpath;
logpath = g_strdup_printf ("%s%c%s%c%s.log",
muhome, G_DIR_SEPARATOR,
MU_LOG_DIRNAME, G_DIR_SEPARATOR,
name);
rv = mu_log_init (logpath, opts);
g_free (logpath);
return rv;
}
gboolean
mu_runtime_init (const char* muhome_arg, const char *name)
{
gchar *muhome;
g_return_val_if_fail (!_initialized, FALSE);
g_return_val_if_fail (name, FALSE);
setlocale (LC_ALL, "");
g_type_init ();
if (muhome_arg)
muhome = g_strdup (muhome_arg);
else
muhome = mu_util_guess_mu_homedir ();
if (!mu_util_create_dir_maybe (muhome, 0700, TRUE)) {
g_printerr ("mu: invalid mu homedir specified;"
" use --muhome=<dir>\n");
runtime_free ();
return FALSE;
}
_data = g_new0 (MuRuntimeData, 1);
_data->_str[MU_RUNTIME_PATH_MUHOME] = muhome;
init_paths (muhome, _data);
_data->_name = g_strdup (name);
if (!init_log (muhome, name, MU_LOG_OPTIONS_BACKUP)) {
runtime_free ();
g_free (muhome);
return FALSE;
}
return _initialized = TRUE;
}
static void
runtime_free (void)
{
int i;
mu_log_uninit();
if (!_data)
return;
if (_data->_str)
for (i = 0; i != MU_RUNTIME_PATH_NUM; ++i)
g_free (_data->_str[i]);
g_free (_data->_name);
g_free (_data);
}
void
mu_runtime_uninit (void)
{
g_return_if_fail (_initialized);
runtime_free ();
_initialized = FALSE;
}
static gboolean
create_dirs_maybe (MuRuntimeData *data)
{
if (!mu_util_create_dir_maybe
(data->_str[MU_RUNTIME_PATH_CACHE], 0700, TRUE)) {
g_warning ("failed to create cache dir");
return FALSE;
}
if (!mu_util_create_dir_maybe
(data->_str[MU_RUNTIME_PATH_LOG], 0700, TRUE)) {
g_warning ("failed to create log dir");
return FALSE;
}
return TRUE;
}
static gboolean
init_paths (const char* muhome, MuRuntimeData *data)
{
data->_str [MU_RUNTIME_PATH_XAPIANDB] =
g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
MU_XAPIAN_DIRNAME);
data->_str [MU_RUNTIME_PATH_BOOKMARKS] =
g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
MU_BOOKMARKS_FILENAME);
data->_str [MU_RUNTIME_PATH_CACHE] =
g_strdup_printf ("%s%c%s", muhome, G_DIR_SEPARATOR,
MU_CACHE_DIRNAME);
data->_str [MU_RUNTIME_PATH_CONTACTS] =
g_strdup_printf ("%s%c%s", data->_str[MU_RUNTIME_PATH_CACHE],
G_DIR_SEPARATOR, MU_CONTACTS_FILENAME);
data->_str [MU_RUNTIME_PATH_LOG] =
g_strdup_printf ("%s%c%s", muhome,
G_DIR_SEPARATOR, MU_LOG_DIRNAME);
if (!create_dirs_maybe (data))
return FALSE;
return TRUE;
}
/* so we can called when _initialized is FALSE still */
static const char*
runtime_path (MuRuntimePath path)
{
return _data->_str[path];
}
const char*
mu_runtime_path (MuRuntimePath path)
{
g_return_val_if_fail (_initialized, NULL);
g_return_val_if_fail (path < MU_RUNTIME_PATH_NUM, NULL);
return runtime_path (path);
}
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