mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 12:32:40 +03:00
551 lines
18 KiB
C
551 lines
18 KiB
C
/*
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paths to configuration files
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Copyright (C) 2010, 2011
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The Free Software Foundation, Inc.
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Written by:
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Slava Zanko <slavazanko@gmail.com>, 2010.
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This file is part of the Midnight Commander.
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The Midnight Commander is free software: you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of the License,
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or (at your option) any later version.
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The Midnight Commander 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, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "lib/global.h"
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#include "lib/fileloc.h"
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#include "lib/vfs/vfs.h"
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#include "lib/util.h" /* unix_error_string() */
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#include "lib/mcconfig.h"
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/*** global variables ****************************************************************************/
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/*** file scope macro definitions ****************************************************************/
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#define MC_OLD_USERCONF_DIR ".mc"
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/*** file scope type declarations ****************************************************************/
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/*** file scope variables ************************************************************************/
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static gboolean xdg_vars_initialized = FALSE;
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static char *mc_config_str = NULL;
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static char *mc_cache_str = NULL;
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static char *mc_data_str = NULL;
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static const char *homedir = NULL;
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/* value of $MC_HOME */
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static const char *mc_home = NULL;
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static gboolean config_dir_present = FALSE;
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static const struct
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{
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const char *old_filename;
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char **new_basedir;
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const char *new_filename;
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} mc_config_files_reference[] =
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{
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/* *INDENT-OFF* */
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/* config */
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{ "ini", &mc_config_str, MC_CONFIG_FILE},
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{ "filehighlight.ini", &mc_config_str, MC_FHL_INI_FILE},
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{ "hotlist", &mc_config_str, MC_HOTLIST_FILE},
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{ "mc.keymap", &mc_config_str, GLOBAL_KEYMAP_FILE},
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{ "menu", &mc_config_str, MC_USERMENU_FILE},
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{ "cedit" PATH_SEP_STR "Syntax", &mc_config_str, EDIT_SYNTAX_FILE},
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{ "cedit" PATH_SEP_STR "menu", &mc_config_str, EDIT_HOME_MENU},
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{ "cedit" PATH_SEP_STR "edit.indent.rc", &mc_config_str, EDIT_DIR PATH_SEP_STR "edit.indent.rc"},
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{ "cedit" PATH_SEP_STR "edit.spell.rc", &mc_config_str, EDIT_DIR PATH_SEP_STR "edit.spell.rc"},
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{ "panels.ini", &mc_config_str, MC_PANELS_FILE},
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/* User should move this file with applying some changes in file */
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{ "", &mc_config_str, MC_FILEBIND_FILE},
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/* data */
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{ "skins", &mc_data_str, MC_SKINS_SUBDIR},
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{ "fish", &mc_data_str, FISH_PREFIX},
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{ "bashrc", &mc_data_str, "bashrc"},
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{ "inputrc", &mc_data_str, "inputrc"},
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{ "extfs.d", &mc_data_str, MC_EXTFS_DIR},
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{ "history", &mc_data_str, MC_HISTORY_FILE},
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{ "filepos", &mc_data_str, MC_FILEPOS_FILE},
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{ "cedit" PATH_SEP_STR "cooledit.clip", &mc_data_str, EDIT_CLIP_FILE},
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{ "", &mc_data_str, MC_MACRO_FILE},
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/* cache */
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{ "log", &mc_cache_str, "mc.log"},
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{ "Tree", &mc_cache_str, MC_TREESTORE_FILE},
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{ "cedit" PATH_SEP_STR "cooledit.temp", &mc_cache_str, EDIT_TEMP_FILE},
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{ "cedit" PATH_SEP_STR "cooledit.block", &mc_cache_str, EDIT_BLOCK_FILE},
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{NULL, NULL, NULL}
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/* *INDENT-ON* */
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};
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#ifdef MC_HOMEDIR_XDG
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static const struct
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{
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char **old_basedir;
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const char *filename;
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char **new_basedir;
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} mc_config_migrate_rules_fix[] =
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{
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/* *INDENT-OFF* */
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{ &mc_data_str, MC_USERMENU_FILE, &mc_config_str},
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{ &mc_data_str, EDIT_SYNTAX_FILE, &mc_config_str},
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{ &mc_data_str, EDIT_HOME_MENU, &mc_config_str},
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{ &mc_data_str, EDIT_DIR PATH_SEP_STR "edit.indent.rc", &mc_config_str},
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{ &mc_data_str, EDIT_DIR PATH_SEP_STR "edit.spell.rc", &mc_config_str},
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{ &mc_data_str, MC_FILEBIND_FILE, &mc_config_str},
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{ &mc_cache_str, MC_HISTORY_FILE, &mc_data_str},
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{ &mc_cache_str, MC_FILEPOS_FILE, &mc_data_str},
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{ &mc_cache_str, EDIT_CLIP_FILE, &mc_data_str},
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{ &mc_cache_str, MC_PANELS_FILE, &mc_config_str},
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{NULL, NULL, NULL}
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/* *INDENT-ON* */
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};
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#endif /* MC_HOMEDIR_XDG */
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/*** file scope functions *********************************************************************** */
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/* --------------------------------------------------------------------------------------------- */
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static void
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mc_config_mkdir (const char *directory_name, GError ** error)
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{
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if ((!g_file_test (directory_name, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) &&
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(g_mkdir_with_parents (directory_name, 0700) != 0))
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{
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g_propagate_error (error,
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g_error_new (MC_ERROR, 0, _("Cannot create %s directory"),
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directory_name));
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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static char *
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mc_config_init_one_config_path (const char *path_base, const char *subdir, GError ** error)
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{
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char *full_path;
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full_path = g_build_filename (path_base, subdir, NULL);
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if (g_file_test (full_path, G_FILE_TEST_EXISTS))
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{
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if (g_file_test (full_path, G_FILE_TEST_IS_DIR))
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{
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config_dir_present = TRUE;
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}
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else
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{
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fprintf (stderr, "%s %s\n", _("FATAL: not a directory:"), full_path);
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exit (EXIT_FAILURE);
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}
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}
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mc_config_mkdir (full_path, error);
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if (error != NULL && *error != NULL)
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{
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g_free (full_path);
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full_path = NULL;
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}
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return full_path;
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}
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/* --------------------------------------------------------------------------------------------- */
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static char *
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mc_config_get_deprecated_path (void)
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{
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return g_build_filename (mc_config_get_home_dir (), MC_OLD_USERCONF_DIR, NULL);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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mc_config_copy (const char *old_name, const char *new_name, GError ** error)
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{
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if (g_file_test (old_name, G_FILE_TEST_IS_REGULAR))
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{
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char *contents = NULL;
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size_t length;
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if (g_file_get_contents (old_name, &contents, &length, error))
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g_file_set_contents (new_name, contents, length, error);
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g_free (contents);
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return;
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}
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if (g_file_test (old_name, G_FILE_TEST_IS_DIR))
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{
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GDir *dir;
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const char *dir_name;
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dir = g_dir_open (old_name, 0, error);
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if (dir == NULL)
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return;
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if (g_mkdir_with_parents (new_name, 0700) == -1)
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{
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g_dir_close (dir);
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g_propagate_error (error,
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g_error_new (MC_ERROR, 0,
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_
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("An error occurred while migrating user settings: %s"),
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unix_error_string (errno)));
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return;
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}
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while ((dir_name = g_dir_read_name (dir)) != NULL)
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{
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char *old_name2, *new_name2;
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old_name2 = g_build_filename (old_name, dir_name, NULL);
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new_name2 = g_build_filename (new_name, dir_name, NULL);
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mc_config_copy (old_name2, new_name2, error);
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g_free (new_name2);
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g_free (old_name2);
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}
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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#if MC_HOMEDIR_XDG
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static void
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mc_config_fix_migrated_rules (void)
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{
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size_t rule_index;
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for (rule_index = 0; mc_config_migrate_rules_fix[rule_index].old_basedir != NULL; rule_index++)
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{
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char *old_name;
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old_name =
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g_build_filename (*mc_config_migrate_rules_fix[rule_index].old_basedir,
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mc_config_migrate_rules_fix[rule_index].filename, NULL);
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if (g_file_test (old_name, G_FILE_TEST_EXISTS))
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{
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char *new_name;
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const char *basedir = *mc_config_migrate_rules_fix[rule_index].new_basedir;
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const char *filename = mc_config_migrate_rules_fix[rule_index].filename;
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new_name = g_build_filename (basedir, filename, NULL);
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rename (old_name, new_name);
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g_free (new_name);
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}
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g_free (old_name);
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}
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}
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#endif /* MC_HOMEDIR_XDG */
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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mc_config_deprecated_dir_present (void)
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{
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char *old_dir;
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gboolean is_present;
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old_dir = mc_config_get_deprecated_path ();
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is_present = g_file_test (old_dir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR);
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g_free (old_dir);
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return is_present && !config_dir_present;
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}
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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void
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mc_config_init_config_paths (GError ** error)
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{
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char *dir;
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if (xdg_vars_initialized)
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return;
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/* init mc_home and homedir if not yet */
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(void) mc_config_get_home_dir ();
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#ifdef MC_HOMEDIR_XDG
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if (mc_home != NULL)
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{
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dir = g_build_filename (mc_home, ".config", (char *) NULL);
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mc_config_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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dir = g_build_filename (mc_home, ".cache", (char *) NULL);
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mc_cache_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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dir = g_build_filename (mc_home, ".local", "share", (char *) NULL);
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mc_data_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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}
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else
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{
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dir = (char *) g_get_user_config_dir ();
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if (dir != NULL && *dir != '\0')
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mc_config_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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else
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{
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dir = g_build_filename (homedir, ".config", (char *) NULL);
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mc_config_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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}
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dir = (char *) g_get_user_cache_dir ();
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if (dir != NULL && *dir != '\0')
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mc_cache_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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else
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{
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dir = g_build_filename (homedir, ".cache", (char *) NULL);
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mc_cache_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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}
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dir = (char *) g_get_user_data_dir ();
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if (dir != NULL && *dir != '\0')
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mc_data_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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else
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{
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dir = g_build_filename (homedir, ".local", "share", (char *) NULL);
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mc_data_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, error);
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g_free (dir);
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}
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}
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mc_config_fix_migrated_rules ();
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#else /* MC_HOMEDIR_XDG */
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char *defined_userconf_dir;
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defined_userconf_dir = tilde_expand (MC_USERCONF_DIR);
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if (g_path_is_absolute (defined_userconf_dir))
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dir = defined_userconf_dir;
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else
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{
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g_free (defined_userconf_dir);
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dir = g_build_filename (mc_config_get_home_dir (), MC_USERCONF_DIR, (char *) NULL);
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}
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mc_data_str = mc_cache_str = mc_config_str = mc_config_init_one_config_path (dir, "", error);
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g_free (dir);
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#endif /* MC_HOMEDIR_XDG */
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xdg_vars_initialized = TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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void
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mc_config_deinit_config_paths (void)
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{
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if (!xdg_vars_initialized)
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return;
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g_free (mc_config_str);
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#ifdef MC_HOMEDIR_XDG
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g_free (mc_cache_str);
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g_free (mc_data_str);
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#endif /* MC_HOMEDIR_XDG */
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g_free (mc_global.share_data_dir);
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g_free (mc_global.sysconfig_dir);
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xdg_vars_initialized = FALSE;
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}
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/* --------------------------------------------------------------------------------------------- */
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const char *
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mc_config_get_data_path (void)
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{
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if (!xdg_vars_initialized)
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mc_config_init_config_paths (NULL);
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return (const char *) mc_data_str;
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}
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/* --------------------------------------------------------------------------------------------- */
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const char *
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mc_config_get_cache_path (void)
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{
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if (!xdg_vars_initialized)
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mc_config_init_config_paths (NULL);
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return (const char *) mc_cache_str;
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}
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/* --------------------------------------------------------------------------------------------- */
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const char *
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mc_config_get_home_dir (void)
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{
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if (homedir == NULL)
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{
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homedir = g_getenv ("MC_HOME");
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if (homedir == NULL || *homedir == '\0')
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homedir = g_getenv ("HOME");
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else
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mc_home = homedir;
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if (homedir == NULL || *homedir == '\0')
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homedir = g_get_home_dir ();
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}
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return homedir;
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}
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/* --------------------------------------------------------------------------------------------- */
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const char *
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mc_config_get_path (void)
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{
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if (!xdg_vars_initialized)
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mc_config_init_config_paths (NULL);
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return (const char *) mc_config_str;
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}
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/* --------------------------------------------------------------------------------------------- */
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gboolean
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mc_config_migrate_from_old_place (GError ** error, char **msg)
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{
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char *old_dir;
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size_t rule_index;
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if (!mc_config_deprecated_dir_present ())
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return FALSE;
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old_dir = mc_config_get_deprecated_path ();
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g_free (mc_config_init_one_config_path (mc_config_str, EDIT_DIR, error));
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#ifdef MC_HOMEDIR_XDG
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g_free (mc_config_init_one_config_path (mc_cache_str, EDIT_DIR, error));
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g_free (mc_config_init_one_config_path (mc_data_str, EDIT_DIR, error));
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#endif /* MC_HOMEDIR_XDG */
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if (*error != NULL)
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return FALSE;
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for (rule_index = 0; mc_config_files_reference[rule_index].old_filename != NULL; rule_index++)
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{
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char *old_name;
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if (*mc_config_files_reference[rule_index].old_filename == '\0')
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continue;
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old_name =
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g_build_filename (old_dir, mc_config_files_reference[rule_index].old_filename, NULL);
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if (g_file_test (old_name, G_FILE_TEST_EXISTS))
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{
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char *new_name;
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const char *basedir = *mc_config_files_reference[rule_index].new_basedir;
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const char *filename = mc_config_files_reference[rule_index].new_filename;
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new_name = g_build_filename (basedir, filename, NULL);
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mc_config_copy (old_name, new_name, error);
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g_free (new_name);
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}
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g_free (old_name);
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}
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#ifdef MC_HOMEDIR_XDG
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*msg = g_strdup_printf (_("Your old settings were migrated from %s\n"
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"to Freedesktop recommended dirs.\n"
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"To get more info, please visit\n"
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"http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html"),
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old_dir);
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#else /* MC_HOMEDIR_XDG */
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*msg = g_strdup_printf (_("Your old settings were migrated from %s\n"
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"to %s\n"), old_dir, mc_config_str);
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#endif /* MC_HOMEDIR_XDG */
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g_free (old_dir);
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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/**
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* Get full path to config file by short name.
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*
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* @param config_name short name
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* @return full path to config file
|
|
*/
|
|
|
|
char *
|
|
mc_config_get_full_path (const char *config_name)
|
|
{
|
|
size_t rule_index;
|
|
|
|
if (config_name == NULL)
|
|
return NULL;
|
|
|
|
if (!xdg_vars_initialized)
|
|
mc_config_init_config_paths (NULL);
|
|
|
|
for (rule_index = 0; mc_config_files_reference[rule_index].old_filename != NULL; rule_index++)
|
|
{
|
|
if (strcmp (config_name, mc_config_files_reference[rule_index].new_filename) == 0)
|
|
{
|
|
return g_build_filename (*mc_config_files_reference[rule_index].new_basedir,
|
|
mc_config_files_reference[rule_index].new_filename, NULL);
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
/**
|
|
* Get full path to config file by short name.
|
|
*
|
|
* @param config_name short name
|
|
* @return object with full path to config file
|
|
*/
|
|
|
|
vfs_path_t *
|
|
mc_config_get_full_vpath (const char *config_name)
|
|
{
|
|
vfs_path_t *ret_vpath;
|
|
char *str_path;
|
|
|
|
str_path = mc_config_get_full_path (config_name);
|
|
|
|
ret_vpath = vfs_path_from_str (str_path);
|
|
g_free (str_path);
|
|
return ret_vpath;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|