2 Configure module for the Midnight Commander
4 Copyright (C) 1994, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
6 The Free Software Foundation, Inc.
8 This file is part of the Midnight Commander.
10 The Midnight Commander is free software: you can redistribute it
11 and/or modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation, either version 3 of the License,
13 or (at your option) any later version.
15 The Midnight Commander is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #include <sys/types.h>
30 #include <errno.h> /* extern int errno */
32 #include "lib/global.h"
33 #include "lib/vfs/vfs.h" /* mc_stat */
35 #include "lib/mcconfig.h"
37 /*** global variables **************************************************/
39 mc_config_t
*mc_main_config
;
40 mc_config_t
*mc_panels_config
;
42 /*** file scope macro definitions **************************************/
44 /*** file scope type declarations **************************************/
46 /*** file scope variables **********************************************/
48 /*** file scope functions **********************************************/
49 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
52 mc_config_new_or_override_file (mc_config_t
* mc_config
, const gchar
* ini_path
, GError
** error
)
54 gchar
*data
, *written_data
;
55 gsize len
, total_written
;
59 vfs_path_t
*ini_vpath
;
61 ini_vpath
= vfs_path_from_str (ini_path
);
62 data
= g_key_file_to_data (mc_config
->handle
, &len
, NULL
);
63 if (!exist_file (ini_path
))
65 ret
= g_file_set_contents (ini_path
, data
, len
, error
);
67 vfs_path_free (ini_vpath
);
70 mc_util_make_backup_if_possible (ini_path
, "~");
72 fd
= mc_open (ini_vpath
, O_WRONLY
| O_TRUNC
, 0);
75 g_propagate_error (error
, g_error_new (MC_ERROR
, 0, "%s", unix_error_string (errno
)));
77 vfs_path_free (ini_vpath
);
81 for (written_data
= data
, total_written
= len
;
82 (cur_written
= mc_write (fd
, (const void *) written_data
, total_written
)) > 0;
83 written_data
+= cur_written
, total_written
-= cur_written
);
87 if (cur_written
== -1)
89 mc_util_restore_from_backup_if_possible (ini_path
, "~");
90 g_propagate_error (error
, g_error_new (MC_ERROR
, 0, "%s", unix_error_string (errno
)));
91 vfs_path_free (ini_vpath
);
95 mc_util_unlink_backup_if_possible (ini_path
, "~");
96 vfs_path_free (ini_vpath
);
100 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
101 /*** public functions **************************************************/
102 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
105 mc_config_init (const gchar
* ini_path
)
107 mc_config_t
*mc_config
;
110 mc_config
= g_try_malloc0 (sizeof (mc_config_t
));
112 if (mc_config
== NULL
)
115 mc_config
->handle
= g_key_file_new ();
116 if (mc_config
->handle
== NULL
)
121 if (ini_path
== NULL
)
124 if (exist_file (ini_path
))
128 vpath
= vfs_path_from_str (ini_path
);
129 if (mc_stat (vpath
, &st
) == 0 && st
.st_size
!= 0)
131 /* file exists and not empty */
132 g_key_file_load_from_file (mc_config
->handle
, ini_path
, G_KEY_FILE_KEEP_COMMENTS
, NULL
);
134 vfs_path_free (vpath
);
137 mc_config
->ini_path
= g_strdup (ini_path
);
141 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
144 mc_config_deinit (mc_config_t
* mc_config
)
146 if (mc_config
!= NULL
)
148 g_free (mc_config
->ini_path
);
149 g_key_file_free (mc_config
->handle
);
154 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
157 mc_config_has_param (const mc_config_t
* mc_config
, const char *group
, const gchar
* param
)
159 if (!mc_config
|| !group
|| !param
)
162 return g_key_file_has_key (mc_config
->handle
, group
, param
, NULL
);
165 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
168 mc_config_has_group (mc_config_t
* mc_config
, const char *group
)
170 if (!mc_config
|| !group
)
173 return g_key_file_has_group (mc_config
->handle
, group
);
176 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
179 mc_config_del_key (mc_config_t
* mc_config
, const char *group
, const gchar
* param
)
181 if (!mc_config
|| !group
|| !param
)
183 #if GLIB_CHECK_VERSION (2, 15, 0)
184 return g_key_file_remove_key (mc_config
->handle
, group
, param
, NULL
);
186 g_key_file_remove_key (mc_config
->handle
, group
, param
, NULL
);
191 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
194 mc_config_del_group (mc_config_t
* mc_config
, const char *group
)
196 if (!mc_config
|| !group
)
199 #if GLIB_CHECK_VERSION (2, 15, 0)
200 return g_key_file_remove_group (mc_config
->handle
, group
, NULL
);
202 g_key_file_remove_group (mc_config
->handle
, group
, NULL
);
207 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
210 mc_config_read_file (mc_config_t
* mc_config
, const gchar
* ini_path
, gboolean remove_empty
)
212 mc_config_t
*tmp_config
;
213 gchar
**groups
, **curr_grp
;
214 gchar
**keys
, **curr_key
;
217 if (mc_config
== NULL
)
220 tmp_config
= mc_config_init (ini_path
);
221 if (tmp_config
== NULL
)
224 groups
= mc_config_get_groups (tmp_config
, NULL
);
228 mc_config_deinit (tmp_config
);
232 for (curr_grp
= groups
; *curr_grp
!= NULL
; curr_grp
++)
234 keys
= mc_config_get_keys (tmp_config
, *curr_grp
, NULL
);
235 for (curr_key
= keys
; *curr_key
!= NULL
; curr_key
++)
237 value
= g_key_file_get_value (tmp_config
->handle
, *curr_grp
, *curr_key
, NULL
);
240 if (*value
== '\0' && remove_empty
)
241 g_key_file_remove_key (mc_config
->handle
, *curr_grp
, *curr_key
, NULL
);
243 g_key_file_set_value (mc_config
->handle
, *curr_grp
, *curr_key
, value
);
246 else if (remove_empty
)
247 g_key_file_remove_key (mc_config
->handle
, *curr_grp
, *curr_key
, NULL
);
252 mc_config_deinit (tmp_config
);
256 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
259 mc_config_save_file (mc_config_t
* mc_config
, GError
** error
)
261 if (mc_config
== NULL
|| mc_config
->ini_path
== NULL
)
265 return mc_config_new_or_override_file (mc_config
, mc_config
->ini_path
, error
);
268 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
271 mc_config_save_to_file (mc_config_t
* mc_config
, const gchar
* ini_path
, GError
** error
)
273 if (mc_config
== NULL
)
277 return mc_config_new_or_override_file (mc_config
, ini_path
, error
);
281 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */