1 /* gkeyfile.c - key file parser
3 * Copyright 2004 Red Hat, Inc.
4 * Copyright 2009-2010 Collabora Ltd.
5 * Copyright 2009 Nokia Corporation
7 * Written by Ray Strode <rstrode@redhat.com>
8 * Matthias Clasen <mclasen@redhat.com>
10 * GLib is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as
12 * published by the Free Software Foundation; either version 2 of the
13 * License, or (at your option) any later version.
15 * GLib 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 GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with GLib; see the file COPYING.LIB. If not,
22 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 02111-1307, USA.
36 #include <sys/types.h>
44 #define fstat(a,b) _fstati64(a,b)
48 #define S_ISREG(mode) ((mode)&_S_IFREG)
51 #endif /* G_OS_WIN23 */
56 #include "gfileutils.h"
62 #include "gmessages.h"
65 #include "gstrfuncs.h"
69 typedef struct _GKeyFileGroup GKeyFileGroup;
74 GHashTable *group_hash;
76 GKeyFileGroup *start_group;
77 GKeyFileGroup *current_group;
79 GString *parse_buffer; /* Holds up to one line of not-yet-parsed data */
81 /* Used for sizing the output buffer during serialization
83 gsize approximate_size;
92 typedef struct _GKeyFileKeyValuePair GKeyFileKeyValuePair;
96 const gchar *name; /* NULL for above first group (which will be comments) */
98 GKeyFileKeyValuePair *comment; /* Special comment that is stuck to the top of a group */
99 gboolean has_trailing_blank_line;
101 GList *key_value_pairs;
103 /* Used in parallel with key_value_pairs for
104 * increased lookup performance
106 GHashTable *lookup_map;
109 struct _GKeyFileKeyValuePair
111 gchar *key; /* NULL for comments */
115 static gint find_file_in_data_dirs (const gchar *file,
116 const gchar **data_dirs,
119 static gboolean g_key_file_load_from_fd (GKeyFile *key_file,
123 static GList *g_key_file_lookup_group_node (GKeyFile *key_file,
124 const gchar *group_name);
125 static GKeyFileGroup *g_key_file_lookup_group (GKeyFile *key_file,
126 const gchar *group_name);
128 static GList *g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
129 GKeyFileGroup *group,
131 static GKeyFileKeyValuePair *g_key_file_lookup_key_value_pair (GKeyFile *key_file,
132 GKeyFileGroup *group,
135 static void g_key_file_remove_group_node (GKeyFile *key_file,
137 static void g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
138 GKeyFileGroup *group,
141 static void g_key_file_add_key (GKeyFile *key_file,
142 GKeyFileGroup *group,
145 static void g_key_file_add_group (GKeyFile *key_file,
146 const gchar *group_name);
147 static gboolean g_key_file_is_group_name (const gchar *name);
148 static gboolean g_key_file_is_key_name (const gchar *name);
149 static void g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair);
150 static gboolean g_key_file_line_is_comment (const gchar *line);
151 static gboolean g_key_file_line_is_group (const gchar *line);
152 static gboolean g_key_file_line_is_key_value_pair (const gchar *line);
153 static gchar *g_key_file_parse_value_as_string (GKeyFile *key_file,
157 static gchar *g_key_file_parse_string_as_value (GKeyFile *key_file,
159 gboolean escape_separator);
160 static gint g_key_file_parse_value_as_integer (GKeyFile *key_file,
163 static gchar *g_key_file_parse_integer_as_value (GKeyFile *key_file,
165 static gdouble g_key_file_parse_value_as_double (GKeyFile *key_file,
168 static gboolean g_key_file_parse_value_as_boolean (GKeyFile *key_file,
171 static gchar *g_key_file_parse_boolean_as_value (GKeyFile *key_file,
173 static gchar *g_key_file_parse_value_as_comment (GKeyFile *key_file,
175 static gchar *g_key_file_parse_comment_as_value (GKeyFile *key_file,
176 const gchar *comment);
177 static void g_key_file_parse_key_value_pair (GKeyFile *key_file,
181 static void g_key_file_parse_comment (GKeyFile *key_file,
185 static void g_key_file_parse_group (GKeyFile *key_file,
189 static gchar *key_get_locale (const gchar *key);
190 static void g_key_file_parse_data (GKeyFile *key_file,
194 static void g_key_file_flush_parse_buffer (GKeyFile *key_file,
199 g_key_file_error_quark (void)
201 return g_quark_from_static_string ("g-key-file-error-quark");
205 g_key_file_init (GKeyFile *key_file)
207 key_file->current_group = g_slice_new0 (GKeyFileGroup);
208 key_file->groups = g_list_prepend (NULL, key_file->current_group);
209 key_file->group_hash = g_hash_table_new (g_str_hash, g_str_equal);
210 key_file->start_group = NULL;
211 key_file->parse_buffer = g_string_sized_new (128);
212 key_file->approximate_size = 0;
213 key_file->list_separator = ';';
215 key_file->locales = g_strdupv ((gchar **)g_get_language_names ());
219 g_key_file_clear (GKeyFile *key_file)
221 GList *tmp, *group_node;
223 if (key_file->locales)
225 g_strfreev (key_file->locales);
226 key_file->locales = NULL;
229 if (key_file->parse_buffer)
231 g_string_free (key_file->parse_buffer, TRUE);
232 key_file->parse_buffer = NULL;
235 tmp = key_file->groups;
240 g_key_file_remove_group_node (key_file, group_node);
243 g_hash_table_destroy (key_file->group_hash);
244 key_file->group_hash = NULL;
246 g_warn_if_fail (key_file->groups == NULL);
253 * Creates a new empty #GKeyFile object. Use
254 * g_key_file_load_from_file(), g_key_file_load_from_data(),
255 * g_key_file_load_from_dirs() or g_key_file_load_from_data_dirs() to
256 * read an existing key file.
258 * Return value: an empty #GKeyFile.
263 g_key_file_new (void)
267 key_file = g_slice_new0 (GKeyFile);
268 g_key_file_init (key_file);
274 * g_key_file_set_list_separator:
275 * @key_file: a #GKeyFile
276 * @separator: the separator
278 * Sets the character which is used to separate
279 * values in lists. Typically ';' or ',' are used
280 * as separators. The default list separator is ';'.
285 g_key_file_set_list_separator (GKeyFile *key_file,
288 g_return_if_fail (key_file != NULL);
290 key_file->list_separator = separator;
294 /* Iterates through all the directories in *dirs trying to
295 * open file. When it successfully locates and opens a file it
296 * returns the file descriptor to the open file. It also
297 * outputs the absolute path of the file in output_file.
300 find_file_in_data_dirs (const gchar *file,
305 const gchar **data_dirs, *data_dir;
317 while (data_dirs && (data_dir = *data_dirs) && fd < 0)
319 gchar *candidate_file, *sub_dir;
321 candidate_file = (gchar *) file;
322 sub_dir = g_strdup ("");
323 while (candidate_file != NULL && fd < 0)
327 path = g_build_filename (data_dir, sub_dir,
328 candidate_file, NULL);
330 fd = g_open (path, O_RDONLY, 0);
338 candidate_file = strchr (candidate_file, '-');
340 if (candidate_file == NULL)
346 sub_dir = g_strndup (file, candidate_file - file - 1);
348 for (p = sub_dir; *p != '\0'; p++)
351 *p = G_DIR_SEPARATOR;
360 g_set_error_literal (error, G_KEY_FILE_ERROR,
361 G_KEY_FILE_ERROR_NOT_FOUND,
362 _("Valid key file could not be "
363 "found in search dirs"));
366 if (output_file != NULL && fd > 0)
367 *output_file = g_strdup (path);
375 g_key_file_load_from_fd (GKeyFile *key_file,
380 GError *key_file_error = NULL;
382 struct stat stat_buf;
383 gchar read_buf[4096];
385 if (fstat (fd, &stat_buf) < 0)
387 g_set_error_literal (error, G_FILE_ERROR,
388 g_file_error_from_errno (errno),
393 if (!S_ISREG (stat_buf.st_mode))
395 g_set_error_literal (error, G_KEY_FILE_ERROR,
396 G_KEY_FILE_ERROR_PARSE,
397 _("Not a regular file"));
401 if (stat_buf.st_size == 0)
403 g_set_error_literal (error, G_KEY_FILE_ERROR,
404 G_KEY_FILE_ERROR_PARSE,
409 if (key_file->approximate_size > 0)
411 g_key_file_clear (key_file);
412 g_key_file_init (key_file);
414 key_file->flags = flags;
418 bytes_read = read (fd, read_buf, 4096);
420 if (bytes_read == 0) /* End of File */
425 if (errno == EINTR || errno == EAGAIN)
428 g_set_error_literal (error, G_FILE_ERROR,
429 g_file_error_from_errno (errno),
434 g_key_file_parse_data (key_file,
435 read_buf, bytes_read,
438 while (!key_file_error);
442 g_propagate_error (error, key_file_error);
446 g_key_file_flush_parse_buffer (key_file, &key_file_error);
450 g_propagate_error (error, key_file_error);
458 * g_key_file_load_from_file:
459 * @key_file: an empty #GKeyFile struct
460 * @file: the path of a filename to load, in the GLib filename encoding
461 * @flags: flags from #GKeyFileFlags
462 * @error: return location for a #GError, or %NULL
464 * Loads a key file into an empty #GKeyFile structure.
465 * If the file could not be loaded then %error is set to
466 * either a #GFileError or #GKeyFileError.
468 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
473 g_key_file_load_from_file (GKeyFile *key_file,
478 GError *key_file_error = NULL;
481 g_return_val_if_fail (key_file != NULL, FALSE);
482 g_return_val_if_fail (file != NULL, FALSE);
484 fd = g_open (file, O_RDONLY, 0);
488 g_set_error_literal (error, G_FILE_ERROR,
489 g_file_error_from_errno (errno),
494 g_key_file_load_from_fd (key_file, fd, flags, &key_file_error);
499 g_propagate_error (error, key_file_error);
507 * g_key_file_load_from_data:
508 * @key_file: an empty #GKeyFile struct
509 * @data: key file loaded in memory
510 * @length: the length of @data in bytes
511 * @flags: flags from #GKeyFileFlags
512 * @error: return location for a #GError, or %NULL
514 * Loads a key file from memory into an empty #GKeyFile structure.
515 * If the object cannot be created then %error is set to a #GKeyFileError.
517 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
522 g_key_file_load_from_data (GKeyFile *key_file,
528 GError *key_file_error = NULL;
530 g_return_val_if_fail (key_file != NULL, FALSE);
531 g_return_val_if_fail (data != NULL, FALSE);
532 g_return_val_if_fail (length != 0, FALSE);
534 if (length == (gsize)-1)
535 length = strlen (data);
537 if (key_file->approximate_size > 0)
539 g_key_file_clear (key_file);
540 g_key_file_init (key_file);
542 key_file->flags = flags;
544 g_key_file_parse_data (key_file, data, length, &key_file_error);
548 g_propagate_error (error, key_file_error);
552 g_key_file_flush_parse_buffer (key_file, &key_file_error);
556 g_propagate_error (error, key_file_error);
564 * g_key_file_load_from_dirs:
565 * @key_file: an empty #GKeyFile struct
566 * @file: a relative path to a filename to open and parse
567 * @search_dirs: %NULL-terminated array of directories to search
568 * @full_path: return location for a string containing the full path
569 * of the file, or %NULL
570 * @flags: flags from #GKeyFileFlags
571 * @error: return location for a #GError, or %NULL
573 * This function looks for a key file named @file in the paths
574 * specified in @search_dirs, loads the file into @key_file and
575 * returns the file's full path in @full_path. If the file could not
576 * be loaded then an %error is set to either a #GFileError or
579 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
584 g_key_file_load_from_dirs (GKeyFile *key_file,
586 const gchar **search_dirs,
591 GError *key_file_error = NULL;
592 const gchar **data_dirs;
597 g_return_val_if_fail (key_file != NULL, FALSE);
598 g_return_val_if_fail (!g_path_is_absolute (file), FALSE);
599 g_return_val_if_fail (search_dirs != NULL, FALSE);
602 data_dirs = search_dirs;
604 while (*data_dirs != NULL && !found_file)
606 g_free (output_path);
608 fd = find_file_in_data_dirs (file, data_dirs, &output_path,
614 g_propagate_error (error, key_file_error);
618 found_file = g_key_file_load_from_fd (key_file, fd, flags,
624 g_propagate_error (error, key_file_error);
629 if (found_file && full_path)
630 *full_path = output_path;
632 g_free (output_path);
638 * g_key_file_load_from_data_dirs:
639 * @key_file: an empty #GKeyFile struct
640 * @file: a relative path to a filename to open and parse
641 * @full_path: return location for a string containing the full path
642 * of the file, or %NULL
643 * @flags: flags from #GKeyFileFlags
644 * @error: return location for a #GError, or %NULL
646 * This function looks for a key file named @file in the paths
647 * returned from g_get_user_data_dir() and g_get_system_data_dirs(),
648 * loads the file into @key_file and returns the file's full path in
649 * @full_path. If the file could not be loaded then an %error is
650 * set to either a #GFileError or #GKeyFileError.
652 * Return value: %TRUE if a key file could be loaded, %FALSE othewise
656 g_key_file_load_from_data_dirs (GKeyFile *key_file,
662 gchar **all_data_dirs;
663 const gchar * user_data_dir;
664 const gchar * const * system_data_dirs;
668 g_return_val_if_fail (key_file != NULL, FALSE);
669 g_return_val_if_fail (!g_path_is_absolute (file), FALSE);
671 user_data_dir = g_get_user_data_dir ();
672 system_data_dirs = g_get_system_data_dirs ();
673 all_data_dirs = g_new (gchar *, g_strv_length ((gchar **)system_data_dirs) + 2);
676 all_data_dirs[i++] = g_strdup (user_data_dir);
679 while (system_data_dirs[j] != NULL)
680 all_data_dirs[i++] = g_strdup (system_data_dirs[j++]);
681 all_data_dirs[i] = NULL;
683 found_file = g_key_file_load_from_dirs (key_file,
685 (const gchar **)all_data_dirs,
690 g_strfreev (all_data_dirs);
697 * @key_file: a #GKeyFile
704 g_key_file_free (GKeyFile *key_file)
706 g_return_if_fail (key_file != NULL);
708 g_key_file_clear (key_file);
709 g_slice_free (GKeyFile, key_file);
712 /* If G_KEY_FILE_KEEP_TRANSLATIONS is not set, only returns
713 * true for locales that match those in g_get_language_names().
716 g_key_file_locale_is_interesting (GKeyFile *key_file,
721 if (key_file->flags & G_KEY_FILE_KEEP_TRANSLATIONS)
724 for (i = 0; key_file->locales[i] != NULL; i++)
726 if (g_ascii_strcasecmp (key_file->locales[i], locale) == 0)
734 g_key_file_parse_line (GKeyFile *key_file,
739 GError *parse_error = NULL;
742 g_return_if_fail (key_file != NULL);
743 g_return_if_fail (line != NULL);
745 line_start = (gchar *) line;
746 while (g_ascii_isspace (*line_start))
749 if (g_key_file_line_is_comment (line_start))
750 g_key_file_parse_comment (key_file, line, length, &parse_error);
751 else if (g_key_file_line_is_group (line_start))
752 g_key_file_parse_group (key_file, line_start,
753 length - (line_start - line),
755 else if (g_key_file_line_is_key_value_pair (line_start))
756 g_key_file_parse_key_value_pair (key_file, line_start,
757 length - (line_start - line),
761 gchar *line_utf8 = _g_utf8_make_valid (line);
762 g_set_error (error, G_KEY_FILE_ERROR,
763 G_KEY_FILE_ERROR_PARSE,
764 _("Key file contains line '%s' which is not "
765 "a key-value pair, group, or comment"),
773 g_propagate_error (error, parse_error);
777 g_key_file_parse_comment (GKeyFile *key_file,
782 GKeyFileKeyValuePair *pair;
784 if (!(key_file->flags & G_KEY_FILE_KEEP_COMMENTS))
787 g_warn_if_fail (key_file->current_group != NULL);
789 pair = g_slice_new (GKeyFileKeyValuePair);
791 pair->value = g_strndup (line, length);
793 key_file->current_group->key_value_pairs =
794 g_list_prepend (key_file->current_group->key_value_pairs, pair);
796 if (length == 0 || line[0] != '#')
797 key_file->current_group->has_trailing_blank_line = TRUE;
801 g_key_file_parse_group (GKeyFile *key_file,
807 const gchar *group_name_start, *group_name_end;
809 /* advance past opening '['
811 group_name_start = line + 1;
812 group_name_end = line + length - 1;
814 while (*group_name_end != ']')
817 group_name = g_strndup (group_name_start,
818 group_name_end - group_name_start);
820 if (!g_key_file_is_group_name (group_name))
822 g_set_error (error, G_KEY_FILE_ERROR,
823 G_KEY_FILE_ERROR_PARSE,
824 _("Invalid group name: %s"), group_name);
829 g_key_file_add_group (key_file, group_name);
834 g_key_file_parse_key_value_pair (GKeyFile *key_file,
839 gchar *key, *value, *key_end, *value_start, *locale;
840 gsize key_len, value_len;
842 if (key_file->current_group == NULL || key_file->current_group->name == NULL)
844 g_set_error_literal (error, G_KEY_FILE_ERROR,
845 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
846 _("Key file does not start with a group"));
850 key_end = value_start = strchr (line, '=');
852 g_warn_if_fail (key_end != NULL);
857 /* Pull the key name from the line (chomping trailing whitespace)
859 while (g_ascii_isspace (*key_end))
862 key_len = key_end - line + 2;
864 g_warn_if_fail (key_len <= length);
866 key = g_strndup (line, key_len - 1);
868 if (!g_key_file_is_key_name (key))
870 g_set_error (error, G_KEY_FILE_ERROR,
871 G_KEY_FILE_ERROR_PARSE,
872 _("Invalid key name: %s"), key);
877 /* Pull the value from the line (chugging leading whitespace)
879 while (g_ascii_isspace (*value_start))
882 value_len = line + length - value_start + 1;
884 value = g_strndup (value_start, value_len);
886 g_warn_if_fail (key_file->start_group != NULL);
888 if (key_file->current_group
889 && key_file->current_group->name
890 && strcmp (key_file->start_group->name,
891 key_file->current_group->name) == 0
892 && strcmp (key, "Encoding") == 0)
894 if (g_ascii_strcasecmp (value, "UTF-8") != 0)
896 gchar *value_utf8 = _g_utf8_make_valid (value);
897 g_set_error (error, G_KEY_FILE_ERROR,
898 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
899 _("Key file contains unsupported "
900 "encoding '%s'"), value_utf8);
909 /* Is this key a translation? If so, is it one that we care about?
911 locale = key_get_locale (key);
913 if (locale == NULL || g_key_file_locale_is_interesting (key_file, locale))
914 g_key_file_add_key (key_file, key_file->current_group, key, value);
922 key_get_locale (const gchar *key)
926 locale = g_strrstr (key, "[");
928 if (locale && strlen (locale) <= 2)
932 locale = g_strndup (locale + 1, strlen (locale) - 2);
938 g_key_file_parse_data (GKeyFile *key_file,
946 g_return_if_fail (key_file != NULL);
947 g_return_if_fail (data != NULL);
951 for (i = 0; i < length; i++)
955 if (i > 0 && data[i - 1] == '\r')
956 g_string_erase (key_file->parse_buffer,
957 key_file->parse_buffer->len - 1,
960 /* When a newline is encountered flush the parse buffer so that the
961 * line can be parsed. Note that completely blank lines won't show
962 * up in the parse buffer, so they get parsed directly.
964 if (key_file->parse_buffer->len > 0)
965 g_key_file_flush_parse_buffer (key_file, &parse_error);
967 g_key_file_parse_comment (key_file, "", 1, &parse_error);
971 g_propagate_error (error, parse_error);
976 g_string_append_c (key_file->parse_buffer, data[i]);
979 key_file->approximate_size += length;
983 g_key_file_flush_parse_buffer (GKeyFile *key_file,
986 GError *file_error = NULL;
988 g_return_if_fail (key_file != NULL);
992 if (key_file->parse_buffer->len > 0)
994 g_key_file_parse_line (key_file, key_file->parse_buffer->str,
995 key_file->parse_buffer->len,
997 g_string_erase (key_file->parse_buffer, 0, -1);
1001 g_propagate_error (error, file_error);
1008 * g_key_file_to_data:
1009 * @key_file: a #GKeyFile
1010 * @length: return location for the length of the
1011 * returned string, or %NULL
1012 * @error: return location for a #GError, or %NULL
1014 * This function outputs @key_file as a string.
1016 * Note that this function never reports an error,
1017 * so it is safe to pass %NULL as @error.
1019 * Return value: a newly allocated string holding
1020 * the contents of the #GKeyFile
1025 g_key_file_to_data (GKeyFile *key_file,
1029 GString *data_string;
1030 GList *group_node, *key_file_node;
1031 gboolean has_blank_line = TRUE;
1033 g_return_val_if_fail (key_file != NULL, NULL);
1035 data_string = g_string_sized_new (2 * key_file->approximate_size);
1037 for (group_node = g_list_last (key_file->groups);
1039 group_node = group_node->prev)
1041 GKeyFileGroup *group;
1043 group = (GKeyFileGroup *) group_node->data;
1045 /* separate groups by at least an empty line */
1046 if (!has_blank_line)
1047 g_string_append_c (data_string, '\n');
1048 has_blank_line = group->has_trailing_blank_line;
1050 if (group->comment != NULL)
1051 g_string_append_printf (data_string, "%s\n", group->comment->value);
1053 if (group->name != NULL)
1054 g_string_append_printf (data_string, "[%s]\n", group->name);
1056 for (key_file_node = g_list_last (group->key_value_pairs);
1057 key_file_node != NULL;
1058 key_file_node = key_file_node->prev)
1060 GKeyFileKeyValuePair *pair;
1062 pair = (GKeyFileKeyValuePair *) key_file_node->data;
1064 if (pair->key != NULL)
1065 g_string_append_printf (data_string, "%s=%s\n", pair->key, pair->value);
1067 g_string_append_printf (data_string, "%s\n", pair->value);
1072 *length = data_string->len;
1074 return g_string_free (data_string, FALSE);
1078 * g_key_file_get_keys:
1079 * @key_file: a #GKeyFile
1080 * @group_name: a group name
1081 * @length: return location for the number of keys returned, or %NULL
1082 * @error: return location for a #GError, or %NULL
1084 * Returns all keys for the group name @group_name. The array of
1085 * returned keys will be %NULL-terminated, so @length may
1086 * optionally be %NULL. In the event that the @group_name cannot
1087 * be found, %NULL is returned and @error is set to
1088 * #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1090 * Return value: a newly-allocated %NULL-terminated array of strings.
1091 * Use g_strfreev() to free it.
1096 g_key_file_get_keys (GKeyFile *key_file,
1097 const gchar *group_name,
1101 GKeyFileGroup *group;
1106 g_return_val_if_fail (key_file != NULL, NULL);
1107 g_return_val_if_fail (group_name != NULL, NULL);
1109 group = g_key_file_lookup_group (key_file, group_name);
1113 g_set_error (error, G_KEY_FILE_ERROR,
1114 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
1115 _("Key file does not have group '%s'"),
1116 group_name ? group_name : "(null)");
1121 for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
1123 GKeyFileKeyValuePair *pair;
1125 pair = (GKeyFileKeyValuePair *) tmp->data;
1131 keys = g_new (gchar *, num_keys + 1);
1134 for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
1136 GKeyFileKeyValuePair *pair;
1138 pair = (GKeyFileKeyValuePair *) tmp->data;
1142 keys[i] = g_strdup (pair->key);
1147 keys[num_keys] = NULL;
1156 * g_key_file_get_start_group:
1157 * @key_file: a #GKeyFile
1159 * Returns the name of the start group of the file.
1161 * Return value: The start group of the key file.
1166 g_key_file_get_start_group (GKeyFile *key_file)
1168 g_return_val_if_fail (key_file != NULL, NULL);
1170 if (key_file->start_group)
1171 return g_strdup (key_file->start_group->name);
1177 * g_key_file_get_groups:
1178 * @key_file: a #GKeyFile
1179 * @length: return location for the number of returned groups, or %NULL
1181 * Returns all groups in the key file loaded with @key_file.
1182 * The array of returned groups will be %NULL-terminated, so
1183 * @length may optionally be %NULL.
1185 * Return value: a newly-allocated %NULL-terminated array of strings.
1186 * Use g_strfreev() to free it.
1190 g_key_file_get_groups (GKeyFile *key_file,
1195 gsize i, num_groups;
1197 g_return_val_if_fail (key_file != NULL, NULL);
1199 num_groups = g_list_length (key_file->groups);
1201 g_return_val_if_fail (num_groups > 0, NULL);
1203 group_node = g_list_last (key_file->groups);
1205 g_return_val_if_fail (((GKeyFileGroup *) group_node->data)->name == NULL, NULL);
1207 /* Only need num_groups instead of num_groups + 1
1208 * because the first group of the file (last in the
1209 * list) is always the comment group at the top,
1212 groups = g_new (gchar *, num_groups);
1216 for (group_node = group_node->prev;
1218 group_node = group_node->prev)
1220 GKeyFileGroup *group;
1222 group = (GKeyFileGroup *) group_node->data;
1224 g_warn_if_fail (group->name != NULL);
1226 groups[i++] = g_strdup (group->name);
1237 * g_key_file_get_value:
1238 * @key_file: a #GKeyFile
1239 * @group_name: a group name
1241 * @error: return location for a #GError, or %NULL
1243 * Returns the raw value associated with @key under @group_name.
1244 * Use g_key_file_get_string() to retrieve an unescaped UTF-8 string.
1246 * In the event the key cannot be found, %NULL is returned and
1247 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1248 * event that the @group_name cannot be found, %NULL is returned
1249 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1252 * Return value: a newly allocated string or %NULL if the specified
1253 * key cannot be found.
1258 g_key_file_get_value (GKeyFile *key_file,
1259 const gchar *group_name,
1263 GKeyFileGroup *group;
1264 GKeyFileKeyValuePair *pair;
1265 gchar *value = NULL;
1267 g_return_val_if_fail (key_file != NULL, NULL);
1268 g_return_val_if_fail (group_name != NULL, NULL);
1269 g_return_val_if_fail (key != NULL, NULL);
1271 group = g_key_file_lookup_group (key_file, group_name);
1275 g_set_error (error, G_KEY_FILE_ERROR,
1276 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
1277 _("Key file does not have group '%s'"),
1278 group_name ? group_name : "(null)");
1282 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
1285 value = g_strdup (pair->value);
1287 g_set_error (error, G_KEY_FILE_ERROR,
1288 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
1289 _("Key file does not have key '%s'"), key);
1295 * g_key_file_set_value:
1296 * @key_file: a #GKeyFile
1297 * @group_name: a group name
1301 * Associates a new value with @key under @group_name.
1303 * If @key cannot be found then it is created. If @group_name cannot
1304 * be found then it is created. To set an UTF-8 string which may contain
1305 * characters that need escaping (such as newlines or spaces), use
1306 * g_key_file_set_string().
1311 g_key_file_set_value (GKeyFile *key_file,
1312 const gchar *group_name,
1316 GKeyFileGroup *group;
1317 GKeyFileKeyValuePair *pair;
1319 g_return_if_fail (key_file != NULL);
1320 g_return_if_fail (g_key_file_is_group_name (group_name));
1321 g_return_if_fail (g_key_file_is_key_name (key));
1322 g_return_if_fail (value != NULL);
1324 group = g_key_file_lookup_group (key_file, group_name);
1328 g_key_file_add_group (key_file, group_name);
1329 group = (GKeyFileGroup *) key_file->groups->data;
1331 g_key_file_add_key (key_file, group, key, value);
1335 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
1338 g_key_file_add_key (key_file, group, key, value);
1341 g_free (pair->value);
1342 pair->value = g_strdup (value);
1348 * g_key_file_get_string:
1349 * @key_file: a #GKeyFile
1350 * @group_name: a group name
1352 * @error: return location for a #GError, or %NULL
1354 * Returns the string value associated with @key under @group_name.
1355 * Unlike g_key_file_get_value(), this function handles escape sequences
1358 * In the event the key cannot be found, %NULL is returned and
1359 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1360 * event that the @group_name cannot be found, %NULL is returned
1361 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1363 * Return value: a newly allocated string or %NULL if the specified
1364 * key cannot be found.
1369 g_key_file_get_string (GKeyFile *key_file,
1370 const gchar *group_name,
1374 gchar *value, *string_value;
1375 GError *key_file_error;
1377 g_return_val_if_fail (key_file != NULL, NULL);
1378 g_return_val_if_fail (group_name != NULL, NULL);
1379 g_return_val_if_fail (key != NULL, NULL);
1381 key_file_error = NULL;
1383 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1387 g_propagate_error (error, key_file_error);
1391 if (!g_utf8_validate (value, -1, NULL))
1393 gchar *value_utf8 = _g_utf8_make_valid (value);
1394 g_set_error (error, G_KEY_FILE_ERROR,
1395 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
1396 _("Key file contains key '%s' with value '%s' "
1397 "which is not UTF-8"), key, value_utf8);
1398 g_free (value_utf8);
1404 string_value = g_key_file_parse_value_as_string (key_file, value, NULL,
1410 if (g_error_matches (key_file_error,
1412 G_KEY_FILE_ERROR_INVALID_VALUE))
1414 g_set_error (error, G_KEY_FILE_ERROR,
1415 G_KEY_FILE_ERROR_INVALID_VALUE,
1416 _("Key file contains key '%s' "
1417 "which has value that cannot be interpreted."),
1419 g_error_free (key_file_error);
1422 g_propagate_error (error, key_file_error);
1425 return string_value;
1429 * g_key_file_set_string:
1430 * @key_file: a #GKeyFile
1431 * @group_name: a group name
1435 * Associates a new string value with @key under @group_name.
1436 * If @key cannot be found then it is created.
1437 * If @group_name cannot be found then it is created.
1438 * Unlike g_key_file_set_value(), this function handles characters
1439 * that need escaping, such as newlines.
1444 g_key_file_set_string (GKeyFile *key_file,
1445 const gchar *group_name,
1447 const gchar *string)
1451 g_return_if_fail (key_file != NULL);
1452 g_return_if_fail (string != NULL);
1454 value = g_key_file_parse_string_as_value (key_file, string, FALSE);
1455 g_key_file_set_value (key_file, group_name, key, value);
1460 * g_key_file_get_string_list:
1461 * @key_file: a #GKeyFile
1462 * @group_name: a group name
1464 * @length: return location for the number of returned strings, or %NULL
1465 * @error: return location for a #GError, or %NULL
1467 * Returns the values associated with @key under @group_name.
1469 * In the event the key cannot be found, %NULL is returned and
1470 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1471 * event that the @group_name cannot be found, %NULL is returned
1472 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1474 * Return value: a %NULL-terminated string array or %NULL if the specified
1475 * key cannot be found. The array should be freed with g_strfreev().
1480 g_key_file_get_string_list (GKeyFile *key_file,
1481 const gchar *group_name,
1486 GError *key_file_error = NULL;
1487 gchar *value, *string_value, **values;
1489 GSList *p, *pieces = NULL;
1491 g_return_val_if_fail (key_file != NULL, NULL);
1492 g_return_val_if_fail (group_name != NULL, NULL);
1493 g_return_val_if_fail (key != NULL, NULL);
1498 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1502 g_propagate_error (error, key_file_error);
1506 if (!g_utf8_validate (value, -1, NULL))
1508 gchar *value_utf8 = _g_utf8_make_valid (value);
1509 g_set_error (error, G_KEY_FILE_ERROR,
1510 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
1511 _("Key file contains key '%s' with value '%s' "
1512 "which is not UTF-8"), key, value_utf8);
1513 g_free (value_utf8);
1519 string_value = g_key_file_parse_value_as_string (key_file, value, &pieces, &key_file_error);
1521 g_free (string_value);
1525 if (g_error_matches (key_file_error,
1527 G_KEY_FILE_ERROR_INVALID_VALUE))
1529 g_set_error (error, G_KEY_FILE_ERROR,
1530 G_KEY_FILE_ERROR_INVALID_VALUE,
1531 _("Key file contains key '%s' "
1532 "which has a value that cannot be interpreted."),
1534 g_error_free (key_file_error);
1537 g_propagate_error (error, key_file_error);
1542 len = g_slist_length (pieces);
1543 values = g_new (gchar *, len + 1);
1544 for (p = pieces, i = 0; p; p = p->next)
1545 values[i++] = p->data;
1548 g_slist_free (pieces);
1557 * g_key_file_set_string_list:
1558 * @key_file: a #GKeyFile
1559 * @group_name: a group name
1561 * @list: an array of string values
1562 * @length: number of string values in @list
1564 * Associates a list of string values for @key under @group_name.
1565 * If @key cannot be found then it is created.
1566 * If @group_name cannot be found then it is created.
1571 g_key_file_set_string_list (GKeyFile *key_file,
1572 const gchar *group_name,
1574 const gchar * const list[],
1577 GString *value_list;
1580 g_return_if_fail (key_file != NULL);
1581 g_return_if_fail (list != NULL || length == 0);
1583 value_list = g_string_sized_new (length * 128);
1584 for (i = 0; i < length && list[i] != NULL; i++)
1588 value = g_key_file_parse_string_as_value (key_file, list[i], TRUE);
1589 g_string_append (value_list, value);
1590 g_string_append_c (value_list, key_file->list_separator);
1595 g_key_file_set_value (key_file, group_name, key, value_list->str);
1596 g_string_free (value_list, TRUE);
1600 * g_key_file_set_locale_string:
1601 * @key_file: a #GKeyFile
1602 * @group_name: a group name
1604 * @locale: a locale identifier
1607 * Associates a string value for @key and @locale under @group_name.
1608 * If the translation for @key cannot be found then it is created.
1613 g_key_file_set_locale_string (GKeyFile *key_file,
1614 const gchar *group_name,
1616 const gchar *locale,
1617 const gchar *string)
1619 gchar *full_key, *value;
1621 g_return_if_fail (key_file != NULL);
1622 g_return_if_fail (key != NULL);
1623 g_return_if_fail (locale != NULL);
1624 g_return_if_fail (string != NULL);
1626 value = g_key_file_parse_string_as_value (key_file, string, FALSE);
1627 full_key = g_strdup_printf ("%s[%s]", key, locale);
1628 g_key_file_set_value (key_file, group_name, full_key, value);
1633 extern gchar **_g_compute_locale_variants (const gchar *locale);
1636 * g_key_file_get_locale_string:
1637 * @key_file: a #GKeyFile
1638 * @group_name: a group name
1640 * @locale: a locale identifier or %NULL
1641 * @error: return location for a #GError, or %NULL
1643 * Returns the value associated with @key under @group_name
1644 * translated in the given @locale if available. If @locale is
1645 * %NULL then the current locale is assumed.
1647 * If @key cannot be found then %NULL is returned and @error is set
1648 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the value associated
1649 * with @key cannot be interpreted or no suitable translation can
1650 * be found then the untranslated value is returned.
1652 * Return value: a newly allocated string or %NULL if the specified
1653 * key cannot be found.
1658 g_key_file_get_locale_string (GKeyFile *key_file,
1659 const gchar *group_name,
1661 const gchar *locale,
1664 gchar *candidate_key, *translated_value;
1665 GError *key_file_error;
1667 gboolean free_languages = FALSE;
1670 g_return_val_if_fail (key_file != NULL, NULL);
1671 g_return_val_if_fail (group_name != NULL, NULL);
1672 g_return_val_if_fail (key != NULL, NULL);
1674 candidate_key = NULL;
1675 translated_value = NULL;
1676 key_file_error = NULL;
1680 languages = _g_compute_locale_variants (locale);
1681 free_languages = TRUE;
1685 languages = (gchar **) g_get_language_names ();
1686 free_languages = FALSE;
1689 for (i = 0; languages[i]; i++)
1691 candidate_key = g_strdup_printf ("%s[%s]", key, languages[i]);
1693 translated_value = g_key_file_get_string (key_file,
1695 candidate_key, NULL);
1696 g_free (candidate_key);
1698 if (translated_value)
1701 g_free (translated_value);
1702 translated_value = NULL;
1705 /* Fallback to untranslated key
1707 if (!translated_value)
1709 translated_value = g_key_file_get_string (key_file, group_name, key,
1712 if (!translated_value)
1713 g_propagate_error (error, key_file_error);
1717 g_strfreev (languages);
1719 return translated_value;
1723 * g_key_file_get_locale_string_list:
1724 * @key_file: a #GKeyFile
1725 * @group_name: a group name
1727 * @locale: a locale identifier or %NULL
1728 * @length: return location for the number of returned strings or %NULL
1729 * @error: return location for a #GError or %NULL
1731 * Returns the values associated with @key under @group_name
1732 * translated in the given @locale if available. If @locale is
1733 * %NULL then the current locale is assumed.
1735 * If @key cannot be found then %NULL is returned and @error is set
1736 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the values associated
1737 * with @key cannot be interpreted or no suitable translations
1738 * can be found then the untranslated values are returned. The
1739 * returned array is %NULL-terminated, so @length may optionally
1742 * Return value: a newly allocated %NULL-terminated string array
1743 * or %NULL if the key isn't found. The string array should be freed
1744 * with g_strfreev().
1749 g_key_file_get_locale_string_list (GKeyFile *key_file,
1750 const gchar *group_name,
1752 const gchar *locale,
1756 GError *key_file_error;
1757 gchar **values, *value;
1758 char list_separator[2];
1761 g_return_val_if_fail (key_file != NULL, NULL);
1762 g_return_val_if_fail (group_name != NULL, NULL);
1763 g_return_val_if_fail (key != NULL, NULL);
1765 key_file_error = NULL;
1767 value = g_key_file_get_locale_string (key_file, group_name,
1772 g_propagate_error (error, key_file_error);
1781 len = strlen (value);
1782 if (value[len - 1] == key_file->list_separator)
1783 value[len - 1] = '\0';
1785 list_separator[0] = key_file->list_separator;
1786 list_separator[1] = '\0';
1787 values = g_strsplit (value, list_separator, 0);
1792 *length = g_strv_length (values);
1798 * g_key_file_set_locale_string_list:
1799 * @key_file: a #GKeyFile
1800 * @group_name: a group name
1802 * @locale: a locale identifier
1803 * @list: a %NULL-terminated array of locale string values
1804 * @length: the length of @list
1806 * Associates a list of string values for @key and @locale under
1807 * @group_name. If the translation for @key cannot be found then
1813 g_key_file_set_locale_string_list (GKeyFile *key_file,
1814 const gchar *group_name,
1816 const gchar *locale,
1817 const gchar * const list[],
1820 GString *value_list;
1824 g_return_if_fail (key_file != NULL);
1825 g_return_if_fail (key != NULL);
1826 g_return_if_fail (locale != NULL);
1827 g_return_if_fail (length != 0);
1829 value_list = g_string_sized_new (length * 128);
1830 for (i = 0; i < length && list[i] != NULL; i++)
1834 value = g_key_file_parse_string_as_value (key_file, list[i], TRUE);
1835 g_string_append (value_list, value);
1836 g_string_append_c (value_list, key_file->list_separator);
1841 full_key = g_strdup_printf ("%s[%s]", key, locale);
1842 g_key_file_set_value (key_file, group_name, full_key, value_list->str);
1844 g_string_free (value_list, TRUE);
1848 * g_key_file_get_boolean:
1849 * @key_file: a #GKeyFile
1850 * @group_name: a group name
1852 * @error: return location for a #GError
1854 * Returns the value associated with @key under @group_name as a
1857 * If @key cannot be found then %FALSE is returned and @error is set
1858 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value
1859 * associated with @key cannot be interpreted as a boolean then %FALSE
1860 * is returned and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
1862 * Return value: the value associated with the key as a boolean,
1863 * or %FALSE if the key was not found or could not be parsed.
1868 g_key_file_get_boolean (GKeyFile *key_file,
1869 const gchar *group_name,
1873 GError *key_file_error = NULL;
1875 gboolean bool_value;
1877 g_return_val_if_fail (key_file != NULL, FALSE);
1878 g_return_val_if_fail (group_name != NULL, FALSE);
1879 g_return_val_if_fail (key != NULL, FALSE);
1881 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1885 g_propagate_error (error, key_file_error);
1889 bool_value = g_key_file_parse_value_as_boolean (key_file, value,
1895 if (g_error_matches (key_file_error,
1897 G_KEY_FILE_ERROR_INVALID_VALUE))
1899 g_set_error (error, G_KEY_FILE_ERROR,
1900 G_KEY_FILE_ERROR_INVALID_VALUE,
1901 _("Key file contains key '%s' "
1902 "which has value that cannot be interpreted."),
1904 g_error_free (key_file_error);
1907 g_propagate_error (error, key_file_error);
1914 * g_key_file_set_boolean:
1915 * @key_file: a #GKeyFile
1916 * @group_name: a group name
1918 * @value: %TRUE or %FALSE
1920 * Associates a new boolean value with @key under @group_name.
1921 * If @key cannot be found then it is created.
1926 g_key_file_set_boolean (GKeyFile *key_file,
1927 const gchar *group_name,
1933 g_return_if_fail (key_file != NULL);
1935 result = g_key_file_parse_boolean_as_value (key_file, value);
1936 g_key_file_set_value (key_file, group_name, key, result);
1941 * g_key_file_get_boolean_list:
1942 * @key_file: a #GKeyFile
1943 * @group_name: a group name
1945 * @length: the number of booleans returned
1946 * @error: return location for a #GError
1948 * Returns the values associated with @key under @group_name as
1951 * If @key cannot be found then %NULL is returned and @error is set to
1952 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
1953 * with @key cannot be interpreted as booleans then %NULL is returned
1954 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
1956 * Return value: the values associated with the key as a list of
1957 * booleans, or %NULL if the key was not found or could not be parsed.
1962 g_key_file_get_boolean_list (GKeyFile *key_file,
1963 const gchar *group_name,
1968 GError *key_file_error;
1970 gboolean *bool_values;
1973 g_return_val_if_fail (key_file != NULL, NULL);
1974 g_return_val_if_fail (group_name != NULL, NULL);
1975 g_return_val_if_fail (key != NULL, NULL);
1980 key_file_error = NULL;
1982 values = g_key_file_get_string_list (key_file, group_name, key,
1983 &num_bools, &key_file_error);
1986 g_propagate_error (error, key_file_error);
1991 bool_values = g_new (gboolean, num_bools);
1993 for (i = 0; i < num_bools; i++)
1995 bool_values[i] = g_key_file_parse_value_as_boolean (key_file,
2001 g_propagate_error (error, key_file_error);
2002 g_strfreev (values);
2003 g_free (bool_values);
2008 g_strfreev (values);
2011 *length = num_bools;
2017 * g_key_file_set_boolean_list:
2018 * @key_file: a #GKeyFile
2019 * @group_name: a group name
2021 * @list: an array of boolean values
2022 * @length: length of @list
2024 * Associates a list of boolean values with @key under @group_name.
2025 * If @key cannot be found then it is created.
2026 * If @group_name is %NULL, the start_group is used.
2031 g_key_file_set_boolean_list (GKeyFile *key_file,
2032 const gchar *group_name,
2037 GString *value_list;
2040 g_return_if_fail (key_file != NULL);
2041 g_return_if_fail (list != NULL);
2043 value_list = g_string_sized_new (length * 8);
2044 for (i = 0; i < length; i++)
2048 value = g_key_file_parse_boolean_as_value (key_file, list[i]);
2050 g_string_append (value_list, value);
2051 g_string_append_c (value_list, key_file->list_separator);
2056 g_key_file_set_value (key_file, group_name, key, value_list->str);
2057 g_string_free (value_list, TRUE);
2061 * g_key_file_get_integer:
2062 * @key_file: a #GKeyFile
2063 * @group_name: a group name
2065 * @error: return location for a #GError
2067 * Returns the value associated with @key under @group_name as an
2070 * If @key cannot be found then 0 is returned and @error is set to
2071 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value associated
2072 * with @key cannot be interpreted as an integer then 0 is returned
2073 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2075 * Return value: the value associated with the key as an integer, or
2076 * 0 if the key was not found or could not be parsed.
2081 g_key_file_get_integer (GKeyFile *key_file,
2082 const gchar *group_name,
2086 GError *key_file_error;
2090 g_return_val_if_fail (key_file != NULL, -1);
2091 g_return_val_if_fail (group_name != NULL, -1);
2092 g_return_val_if_fail (key != NULL, -1);
2094 key_file_error = NULL;
2096 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
2100 g_propagate_error (error, key_file_error);
2104 int_value = g_key_file_parse_value_as_integer (key_file, value,
2110 if (g_error_matches (key_file_error,
2112 G_KEY_FILE_ERROR_INVALID_VALUE))
2114 g_set_error (error, G_KEY_FILE_ERROR,
2115 G_KEY_FILE_ERROR_INVALID_VALUE,
2116 _("Key file contains key '%s' in group '%s' "
2117 "which has value that cannot be interpreted."), key,
2119 g_error_free (key_file_error);
2122 g_propagate_error (error, key_file_error);
2129 * g_key_file_set_integer:
2130 * @key_file: a #GKeyFile
2131 * @group_name: a group name
2133 * @value: an integer value
2135 * Associates a new integer value with @key under @group_name.
2136 * If @key cannot be found then it is created.
2141 g_key_file_set_integer (GKeyFile *key_file,
2142 const gchar *group_name,
2148 g_return_if_fail (key_file != NULL);
2150 result = g_key_file_parse_integer_as_value (key_file, value);
2151 g_key_file_set_value (key_file, group_name, key, result);
2156 * g_key_file_get_int64:
2157 * @key_file: a non-%NULL #GKeyFile
2158 * @group_name: a non-%NULL group name
2159 * @key: a non-%NULL key
2160 * @error: return location for a #GError
2162 * Returns the value associated with @key under @group_name as a signed
2163 * 64-bit integer. This is similar to g_key_file_get_integer() but can return
2164 * 64-bit results without truncation.
2166 * Returns: the value associated with the key as a signed 64-bit integer, or
2167 * 0 if the key was not found or could not be parsed.
2172 g_key_file_get_int64 (GKeyFile *key_file,
2173 const gchar *group_name,
2180 g_return_val_if_fail (key_file != NULL, -1);
2181 g_return_val_if_fail (group_name != NULL, -1);
2182 g_return_val_if_fail (key != NULL, -1);
2184 s = g_key_file_get_value (key_file, group_name, key, error);
2189 v = g_ascii_strtoll (s, &end, 10);
2191 if (*s == '\0' || *end != '\0')
2193 g_set_error (error, G_KEY_FILE_ERROR, G_KEY_FILE_ERROR_INVALID_VALUE,
2194 "Key '%s' in group '%s' has value '%s' where int64 was expected",
2195 key, group_name, s);
2204 * g_key_file_set_int64:
2205 * @key_file: a #GKeyFile
2206 * @group_name: a group name
2208 * @value: an integer value
2210 * Associates a new integer value with @key under @group_name.
2211 * If @key cannot be found then it is created.
2216 g_key_file_set_int64 (GKeyFile *key_file,
2217 const gchar *group_name,
2223 g_return_if_fail (key_file != NULL);
2225 result = g_strdup_printf ("%" G_GINT64_FORMAT, value);
2226 g_key_file_set_value (key_file, group_name, key, result);
2231 * g_key_file_get_uint64:
2232 * @key_file: a non-%NULL #GKeyFile
2233 * @group_name: a non-%NULL group name
2234 * @key: a non-%NULL key
2235 * @error: return location for a #GError
2237 * Returns the value associated with @key under @group_name as an unsigned
2238 * 64-bit integer. This is similar to g_key_file_get_integer() but can return
2239 * large positive results without truncation.
2241 * Returns: the value associated with the key as an unsigned 64-bit integer,
2242 * or 0 if the key was not found or could not be parsed.
2247 g_key_file_get_uint64 (GKeyFile *key_file,
2248 const gchar *group_name,
2255 g_return_val_if_fail (key_file != NULL, -1);
2256 g_return_val_if_fail (group_name != NULL, -1);
2257 g_return_val_if_fail (key != NULL, -1);
2259 s = g_key_file_get_value (key_file, group_name, key, error);
2264 v = g_ascii_strtoull (s, &end, 10);
2266 if (*s == '\0' || *end != '\0')
2268 g_set_error (error, G_KEY_FILE_ERROR, G_KEY_FILE_ERROR_INVALID_VALUE,
2269 "Key '%s' in group '%s' has value '%s' where uint64 was expected",
2270 key, group_name, s);
2279 * g_key_file_set_uint64:
2280 * @key_file: a #GKeyFile
2281 * @group_name: a group name
2283 * @value: an integer value
2285 * Associates a new integer value with @key under @group_name.
2286 * If @key cannot be found then it is created.
2291 g_key_file_set_uint64 (GKeyFile *key_file,
2292 const gchar *group_name,
2298 g_return_if_fail (key_file != NULL);
2300 result = g_strdup_printf ("%" G_GUINT64_FORMAT, value);
2301 g_key_file_set_value (key_file, group_name, key, result);
2306 * g_key_file_get_integer_list:
2307 * @key_file: a #GKeyFile
2308 * @group_name: a group name
2310 * @length: the number of integers returned
2311 * @error: return location for a #GError
2313 * Returns the values associated with @key under @group_name as
2316 * If @key cannot be found then %NULL is returned and @error is set to
2317 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
2318 * with @key cannot be interpreted as integers then %NULL is returned
2319 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2321 * Return value: the values associated with the key as a list of
2322 * integers, or %NULL if the key was not found or could not be parsed.
2327 g_key_file_get_integer_list (GKeyFile *key_file,
2328 const gchar *group_name,
2333 GError *key_file_error = NULL;
2338 g_return_val_if_fail (key_file != NULL, NULL);
2339 g_return_val_if_fail (group_name != NULL, NULL);
2340 g_return_val_if_fail (key != NULL, NULL);
2345 values = g_key_file_get_string_list (key_file, group_name, key,
2346 &num_ints, &key_file_error);
2349 g_propagate_error (error, key_file_error);
2354 int_values = g_new (gint, num_ints);
2356 for (i = 0; i < num_ints; i++)
2358 int_values[i] = g_key_file_parse_value_as_integer (key_file,
2364 g_propagate_error (error, key_file_error);
2365 g_strfreev (values);
2366 g_free (int_values);
2371 g_strfreev (values);
2380 * g_key_file_set_integer_list:
2381 * @key_file: a #GKeyFile
2382 * @group_name: a group name
2384 * @list: an array of integer values
2385 * @length: number of integer values in @list
2387 * Associates a list of integer values with @key under @group_name.
2388 * If @key cannot be found then it is created.
2393 g_key_file_set_integer_list (GKeyFile *key_file,
2394 const gchar *group_name,
2402 g_return_if_fail (key_file != NULL);
2403 g_return_if_fail (list != NULL);
2405 values = g_string_sized_new (length * 16);
2406 for (i = 0; i < length; i++)
2410 value = g_key_file_parse_integer_as_value (key_file, list[i]);
2412 g_string_append (values, value);
2413 g_string_append_c (values, key_file->list_separator);
2418 g_key_file_set_value (key_file, group_name, key, values->str);
2419 g_string_free (values, TRUE);
2423 * g_key_file_get_double:
2424 * @key_file: a #GKeyFile
2425 * @group_name: a group name
2427 * @error: return location for a #GError
2429 * Returns the value associated with @key under @group_name as a
2430 * double. If @group_name is %NULL, the start_group is used.
2432 * If @key cannot be found then 0.0 is returned and @error is set to
2433 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value associated
2434 * with @key cannot be interpreted as a double then 0.0 is returned
2435 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2437 * Return value: the value associated with the key as a double, or
2438 * 0.0 if the key was not found or could not be parsed.
2443 g_key_file_get_double (GKeyFile *key_file,
2444 const gchar *group_name,
2448 GError *key_file_error;
2450 gdouble double_value;
2452 g_return_val_if_fail (key_file != NULL, -1);
2453 g_return_val_if_fail (group_name != NULL, -1);
2454 g_return_val_if_fail (key != NULL, -1);
2456 key_file_error = NULL;
2458 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
2462 g_propagate_error (error, key_file_error);
2466 double_value = g_key_file_parse_value_as_double (key_file, value,
2472 if (g_error_matches (key_file_error,
2474 G_KEY_FILE_ERROR_INVALID_VALUE))
2476 g_set_error (error, G_KEY_FILE_ERROR,
2477 G_KEY_FILE_ERROR_INVALID_VALUE,
2478 _("Key file contains key '%s' in group '%s' "
2479 "which has value that cannot be interpreted."), key,
2481 g_error_free (key_file_error);
2484 g_propagate_error (error, key_file_error);
2487 return double_value;
2491 * g_key_file_set_double:
2492 * @key_file: a #GKeyFile
2493 * @group_name: a group name
2495 * @value: an double value
2497 * Associates a new double value with @key under @group_name.
2498 * If @key cannot be found then it is created.
2503 g_key_file_set_double (GKeyFile *key_file,
2504 const gchar *group_name,
2508 gchar result[G_ASCII_DTOSTR_BUF_SIZE];
2510 g_return_if_fail (key_file != NULL);
2512 g_ascii_dtostr (result, sizeof (result), value);
2513 g_key_file_set_value (key_file, group_name, key, result);
2517 * g_key_file_get_double_list:
2518 * @key_file: a #GKeyFile
2519 * @group_name: a group name
2521 * @length: the number of doubles returned
2522 * @error: return location for a #GError
2524 * Returns the values associated with @key under @group_name as
2527 * If @key cannot be found then %NULL is returned and @error is set to
2528 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
2529 * with @key cannot be interpreted as doubles then %NULL is returned
2530 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2532 * Return value: the values associated with the key as a list of
2533 * doubles, or %NULL if the key was not found or could not be parsed.
2538 g_key_file_get_double_list (GKeyFile *key_file,
2539 const gchar *group_name,
2544 GError *key_file_error = NULL;
2546 gdouble *double_values;
2547 gsize i, num_doubles;
2549 g_return_val_if_fail (key_file != NULL, NULL);
2550 g_return_val_if_fail (group_name != NULL, NULL);
2551 g_return_val_if_fail (key != NULL, NULL);
2556 values = g_key_file_get_string_list (key_file, group_name, key,
2557 &num_doubles, &key_file_error);
2560 g_propagate_error (error, key_file_error);
2565 double_values = g_new (gdouble, num_doubles);
2567 for (i = 0; i < num_doubles; i++)
2569 double_values[i] = g_key_file_parse_value_as_double (key_file,
2575 g_propagate_error (error, key_file_error);
2576 g_strfreev (values);
2577 g_free (double_values);
2582 g_strfreev (values);
2585 *length = num_doubles;
2587 return double_values;
2591 * g_key_file_set_double_list:
2592 * @key_file: a #GKeyFile
2593 * @group_name: a group name
2595 * @list: an array of double values
2596 * @length: number of double values in @list
2598 * Associates a list of double values with @key under
2599 * @group_name. If @key cannot be found then it is created.
2604 g_key_file_set_double_list (GKeyFile *key_file,
2605 const gchar *group_name,
2613 g_return_if_fail (key_file != NULL);
2614 g_return_if_fail (list != NULL);
2616 values = g_string_sized_new (length * 16);
2617 for (i = 0; i < length; i++)
2619 gchar result[G_ASCII_DTOSTR_BUF_SIZE];
2621 g_ascii_dtostr( result, sizeof (result), list[i] );
2623 g_string_append (values, result);
2624 g_string_append_c (values, key_file->list_separator);
2627 g_key_file_set_value (key_file, group_name, key, values->str);
2628 g_string_free (values, TRUE);
2632 g_key_file_set_key_comment (GKeyFile *key_file,
2633 const gchar *group_name,
2635 const gchar *comment,
2638 GKeyFileGroup *group;
2639 GKeyFileKeyValuePair *pair;
2640 GList *key_node, *comment_node, *tmp;
2642 group = g_key_file_lookup_group (key_file, group_name);
2645 g_set_error (error, G_KEY_FILE_ERROR,
2646 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2647 _("Key file does not have group '%s'"),
2648 group_name ? group_name : "(null)");
2653 /* First find the key the comments are supposed to be
2656 key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
2658 if (key_node == NULL)
2660 g_set_error (error, G_KEY_FILE_ERROR,
2661 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
2662 _("Key file does not have key '%s' in group '%s'"),
2667 /* Then find all the comments already associated with the
2670 tmp = key_node->next;
2673 pair = (GKeyFileKeyValuePair *) tmp->data;
2675 if (pair->key != NULL)
2680 g_key_file_remove_key_value_pair_node (key_file, group,
2684 if (comment == NULL)
2687 /* Now we can add our new comment
2689 pair = g_slice_new (GKeyFileKeyValuePair);
2691 pair->value = g_key_file_parse_comment_as_value (key_file, comment);
2693 key_node = g_list_insert (key_node, pair, 1);
2699 g_key_file_set_group_comment (GKeyFile *key_file,
2700 const gchar *group_name,
2701 const gchar *comment,
2704 GKeyFileGroup *group;
2706 g_return_val_if_fail (g_key_file_is_group_name (group_name), FALSE);
2708 group = g_key_file_lookup_group (key_file, group_name);
2711 g_set_error (error, G_KEY_FILE_ERROR,
2712 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2713 _("Key file does not have group '%s'"),
2714 group_name ? group_name : "(null)");
2719 /* First remove any existing comment
2723 g_key_file_key_value_pair_free (group->comment);
2724 group->comment = NULL;
2727 if (comment == NULL)
2730 /* Now we can add our new comment
2732 group->comment = g_slice_new (GKeyFileKeyValuePair);
2733 group->comment->key = NULL;
2734 group->comment->value = g_key_file_parse_comment_as_value (key_file, comment);
2740 g_key_file_set_top_comment (GKeyFile *key_file,
2741 const gchar *comment,
2745 GKeyFileGroup *group;
2746 GKeyFileKeyValuePair *pair;
2748 /* The last group in the list should be the top (comments only)
2751 g_warn_if_fail (key_file->groups != NULL);
2752 group_node = g_list_last (key_file->groups);
2753 group = (GKeyFileGroup *) group_node->data;
2754 g_warn_if_fail (group->name == NULL);
2756 /* Note all keys must be comments at the top of
2757 * the file, so we can just free it all.
2759 if (group->key_value_pairs != NULL)
2761 g_list_foreach (group->key_value_pairs,
2762 (GFunc) g_key_file_key_value_pair_free,
2764 g_list_free (group->key_value_pairs);
2765 group->key_value_pairs = NULL;
2768 if (comment == NULL)
2771 pair = g_slice_new (GKeyFileKeyValuePair);
2773 pair->value = g_key_file_parse_comment_as_value (key_file, comment);
2775 group->key_value_pairs =
2776 g_list_prepend (group->key_value_pairs, pair);
2782 * g_key_file_set_comment:
2783 * @key_file: a #GKeyFile
2784 * @group_name: a group name, or %NULL
2786 * @comment: a comment
2787 * @error: return location for a #GError
2789 * Places a comment above @key from @group_name.
2790 * If @key is %NULL then @comment will be written above @group_name.
2791 * If both @key and @group_name are %NULL, then @comment will be
2792 * written above the first group in the file.
2794 * Returns: %TRUE if the comment was written, %FALSE otherwise
2799 g_key_file_set_comment (GKeyFile *key_file,
2800 const gchar *group_name,
2802 const gchar *comment,
2805 g_return_val_if_fail (key_file != NULL, FALSE);
2807 if (group_name != NULL && key != NULL)
2809 if (!g_key_file_set_key_comment (key_file, group_name, key, comment, error))
2812 else if (group_name != NULL)
2814 if (!g_key_file_set_group_comment (key_file, group_name, comment, error))
2819 if (!g_key_file_set_top_comment (key_file, comment, error))
2823 if (comment != NULL)
2824 key_file->approximate_size += strlen (comment);
2830 g_key_file_get_key_comment (GKeyFile *key_file,
2831 const gchar *group_name,
2835 GKeyFileGroup *group;
2836 GKeyFileKeyValuePair *pair;
2837 GList *key_node, *tmp;
2841 g_return_val_if_fail (g_key_file_is_group_name (group_name), NULL);
2843 group = g_key_file_lookup_group (key_file, group_name);
2846 g_set_error (error, G_KEY_FILE_ERROR,
2847 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2848 _("Key file does not have group '%s'"),
2849 group_name ? group_name : "(null)");
2854 /* First find the key the comments are supposed to be
2857 key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
2859 if (key_node == NULL)
2861 g_set_error (error, G_KEY_FILE_ERROR,
2862 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
2863 _("Key file does not have key '%s' in group '%s'"),
2870 /* Then find all the comments already associated with the
2871 * key and concatentate them.
2873 tmp = key_node->next;
2874 if (!key_node->next)
2877 pair = (GKeyFileKeyValuePair *) tmp->data;
2878 if (pair->key != NULL)
2883 pair = (GKeyFileKeyValuePair *) tmp->next->data;
2885 if (pair->key != NULL)
2891 while (tmp != key_node)
2893 pair = (GKeyFileKeyValuePair *) tmp->data;
2896 string = g_string_sized_new (512);
2898 comment = g_key_file_parse_value_as_comment (key_file, pair->value);
2899 g_string_append (string, comment);
2907 comment = string->str;
2908 g_string_free (string, FALSE);
2917 get_group_comment (GKeyFile *key_file,
2918 GKeyFileGroup *group,
2927 tmp = group->key_value_pairs;
2930 GKeyFileKeyValuePair *pair;
2932 pair = (GKeyFileKeyValuePair *) tmp->data;
2934 if (pair->key != NULL)
2940 if (tmp->next == NULL)
2948 GKeyFileKeyValuePair *pair;
2950 pair = (GKeyFileKeyValuePair *) tmp->data;
2953 string = g_string_sized_new (512);
2955 comment = g_key_file_parse_value_as_comment (key_file, pair->value);
2956 g_string_append (string, comment);
2963 return g_string_free (string, FALSE);
2969 g_key_file_get_group_comment (GKeyFile *key_file,
2970 const gchar *group_name,
2974 GKeyFileGroup *group;
2976 group = g_key_file_lookup_group (key_file, group_name);
2979 g_set_error (error, G_KEY_FILE_ERROR,
2980 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2981 _("Key file does not have group '%s'"),
2982 group_name ? group_name : "(null)");
2988 return g_strdup (group->comment->value);
2990 group_node = g_key_file_lookup_group_node (key_file, group_name);
2991 group_node = group_node->next;
2992 group = (GKeyFileGroup *)group_node->data;
2993 return get_group_comment (key_file, group, error);
2997 g_key_file_get_top_comment (GKeyFile *key_file,
3001 GKeyFileGroup *group;
3003 /* The last group in the list should be the top (comments only)
3006 g_warn_if_fail (key_file->groups != NULL);
3007 group_node = g_list_last (key_file->groups);
3008 group = (GKeyFileGroup *) group_node->data;
3009 g_warn_if_fail (group->name == NULL);
3011 return get_group_comment (key_file, group, error);
3015 * g_key_file_get_comment:
3016 * @key_file: a #GKeyFile
3017 * @group_name: a group name, or %NULL
3019 * @error: return location for a #GError
3021 * Retrieves a comment above @key from @group_name.
3022 * If @key is %NULL then @comment will be read from above
3023 * @group_name. If both @key and @group_name are %NULL, then
3024 * @comment will be read from above the first group in the file.
3026 * Returns: a comment that should be freed with g_free()
3031 g_key_file_get_comment (GKeyFile *key_file,
3032 const gchar *group_name,
3036 g_return_val_if_fail (key_file != NULL, NULL);
3038 if (group_name != NULL && key != NULL)
3039 return g_key_file_get_key_comment (key_file, group_name, key, error);
3040 else if (group_name != NULL)
3041 return g_key_file_get_group_comment (key_file, group_name, error);
3043 return g_key_file_get_top_comment (key_file, error);
3047 * g_key_file_remove_comment:
3048 * @key_file: a #GKeyFile
3049 * @group_name: a group name, or %NULL
3051 * @error: return location for a #GError
3053 * Removes a comment above @key from @group_name.
3054 * If @key is %NULL then @comment will be removed above @group_name.
3055 * If both @key and @group_name are %NULL, then @comment will
3056 * be removed above the first group in the file.
3058 * Returns: %TRUE if the comment was removed, %FALSE otherwise
3064 g_key_file_remove_comment (GKeyFile *key_file,
3065 const gchar *group_name,
3069 g_return_val_if_fail (key_file != NULL, FALSE);
3071 if (group_name != NULL && key != NULL)
3072 return g_key_file_set_key_comment (key_file, group_name, key, NULL, error);
3073 else if (group_name != NULL)
3074 return g_key_file_set_group_comment (key_file, group_name, NULL, error);
3076 return g_key_file_set_top_comment (key_file, NULL, error);
3080 * g_key_file_has_group:
3081 * @key_file: a #GKeyFile
3082 * @group_name: a group name
3084 * Looks whether the key file has the group @group_name.
3086 * Return value: %TRUE if @group_name is a part of @key_file, %FALSE
3091 g_key_file_has_group (GKeyFile *key_file,
3092 const gchar *group_name)
3094 g_return_val_if_fail (key_file != NULL, FALSE);
3095 g_return_val_if_fail (group_name != NULL, FALSE);
3097 return g_key_file_lookup_group (key_file, group_name) != NULL;
3101 * g_key_file_has_key:
3102 * @key_file: a #GKeyFile
3103 * @group_name: a group name
3105 * @error: return location for a #GError
3107 * Looks whether the key file has the key @key in the group
3110 * Return value: %TRUE if @key is a part of @group_name, %FALSE
3116 g_key_file_has_key (GKeyFile *key_file,
3117 const gchar *group_name,
3121 GKeyFileKeyValuePair *pair;
3122 GKeyFileGroup *group;
3124 g_return_val_if_fail (key_file != NULL, FALSE);
3125 g_return_val_if_fail (group_name != NULL, FALSE);
3126 g_return_val_if_fail (key != NULL, FALSE);
3128 group = g_key_file_lookup_group (key_file, group_name);
3132 g_set_error (error, G_KEY_FILE_ERROR,
3133 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
3134 _("Key file does not have group '%s'"),
3135 group_name ? group_name : "(null)");
3140 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
3142 return pair != NULL;
3146 g_key_file_add_group (GKeyFile *key_file,
3147 const gchar *group_name)
3149 GKeyFileGroup *group;
3151 g_return_if_fail (key_file != NULL);
3152 g_return_if_fail (g_key_file_is_group_name (group_name));
3154 group = g_key_file_lookup_group (key_file, group_name);
3157 key_file->current_group = group;
3161 group = g_slice_new0 (GKeyFileGroup);
3162 group->name = g_strdup (group_name);
3163 group->lookup_map = g_hash_table_new (g_str_hash, g_str_equal);
3164 key_file->groups = g_list_prepend (key_file->groups, group);
3165 key_file->approximate_size += strlen (group_name) + 3;
3166 key_file->current_group = group;
3168 if (key_file->start_group == NULL)
3169 key_file->start_group = group;
3171 g_hash_table_insert (key_file->group_hash, (gpointer)group->name, group);
3175 g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair)
3180 g_free (pair->value);
3181 g_slice_free (GKeyFileKeyValuePair, pair);
3185 /* Be careful not to call this function on a node with data in the
3186 * lookup map without removing it from the lookup map, first.
3188 * Some current cases where this warning is not a concern are
3190 * - the node being removed is a comment node
3191 * - the entire lookup map is getting destroyed soon after
3195 g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
3196 GKeyFileGroup *group,
3200 GKeyFileKeyValuePair *pair;
3202 pair = (GKeyFileKeyValuePair *) pair_node->data;
3204 group->key_value_pairs = g_list_remove_link (group->key_value_pairs, pair_node);
3206 if (pair->key != NULL)
3207 key_file->approximate_size -= strlen (pair->key) + 1;
3209 g_warn_if_fail (pair->value != NULL);
3210 key_file->approximate_size -= strlen (pair->value);
3212 g_key_file_key_value_pair_free (pair);
3214 g_list_free_1 (pair_node);
3218 g_key_file_remove_group_node (GKeyFile *key_file,
3221 GKeyFileGroup *group;
3224 group = (GKeyFileGroup *) group_node->data;
3227 g_hash_table_remove (key_file->group_hash, group->name);
3229 /* If the current group gets deleted make the current group the last
3232 if (key_file->current_group == group)
3234 /* groups should always contain at least the top comment group,
3235 * unless g_key_file_clear has been called
3237 if (key_file->groups)
3238 key_file->current_group = (GKeyFileGroup *) key_file->groups->data;
3240 key_file->current_group = NULL;
3243 /* If the start group gets deleted make the start group the first
3246 if (key_file->start_group == group)
3248 tmp = g_list_last (key_file->groups);
3251 if (tmp != group_node &&
3252 ((GKeyFileGroup *) tmp->data)->name != NULL)
3259 key_file->start_group = (GKeyFileGroup *) tmp->data;
3261 key_file->start_group = NULL;
3264 key_file->groups = g_list_remove_link (key_file->groups, group_node);
3266 if (group->name != NULL)
3267 key_file->approximate_size -= strlen (group->name) + 3;
3269 tmp = group->key_value_pairs;
3276 g_key_file_remove_key_value_pair_node (key_file, group, pair_node);
3279 g_warn_if_fail (group->key_value_pairs == NULL);
3281 if (group->lookup_map)
3283 g_hash_table_destroy (group->lookup_map);
3284 group->lookup_map = NULL;
3287 g_free ((gchar *) group->name);
3288 g_slice_free (GKeyFileGroup, group);
3289 g_list_free_1 (group_node);
3293 * g_key_file_remove_group:
3294 * @key_file: a #GKeyFile
3295 * @group_name: a group name
3296 * @error: return location for a #GError or %NULL
3298 * Removes the specified group, @group_name,
3299 * from the key file.
3301 * Returns: %TRUE if the group was removed, %FALSE otherwise
3306 g_key_file_remove_group (GKeyFile *key_file,
3307 const gchar *group_name,
3312 g_return_val_if_fail (key_file != NULL, FALSE);
3313 g_return_val_if_fail (group_name != NULL, FALSE);
3315 group_node = g_key_file_lookup_group_node (key_file, group_name);
3319 g_set_error (error, G_KEY_FILE_ERROR,
3320 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
3321 _("Key file does not have group '%s'"),
3326 g_key_file_remove_group_node (key_file, group_node);
3332 g_key_file_add_key (GKeyFile *key_file,
3333 GKeyFileGroup *group,
3337 GKeyFileKeyValuePair *pair;
3339 pair = g_slice_new (GKeyFileKeyValuePair);
3340 pair->key = g_strdup (key);
3341 pair->value = g_strdup (value);
3343 g_hash_table_replace (group->lookup_map, pair->key, pair);
3344 group->key_value_pairs = g_list_prepend (group->key_value_pairs, pair);
3345 group->has_trailing_blank_line = FALSE;
3346 key_file->approximate_size += strlen (key) + strlen (value) + 2;
3350 * g_key_file_remove_key:
3351 * @key_file: a #GKeyFile
3352 * @group_name: a group name
3353 * @key: a key name to remove
3354 * @error: return location for a #GError or %NULL
3356 * Removes @key in @group_name from the key file.
3358 * Returns: %TRUE if the key was removed, %FALSE otherwise
3363 g_key_file_remove_key (GKeyFile *key_file,
3364 const gchar *group_name,
3368 GKeyFileGroup *group;
3369 GKeyFileKeyValuePair *pair;
3371 g_return_val_if_fail (key_file != NULL, FALSE);
3372 g_return_val_if_fail (group_name != NULL, FALSE);
3373 g_return_val_if_fail (key != NULL, FALSE);
3377 group = g_key_file_lookup_group (key_file, group_name);
3380 g_set_error (error, G_KEY_FILE_ERROR,
3381 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
3382 _("Key file does not have group '%s'"),
3383 group_name ? group_name : "(null)");
3387 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
3391 g_set_error (error, G_KEY_FILE_ERROR,
3392 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
3393 _("Key file does not have key '%s' in group '%s'"),
3398 key_file->approximate_size -= strlen (pair->key) + strlen (pair->value) + 2;
3400 group->key_value_pairs = g_list_remove (group->key_value_pairs, pair);
3401 g_hash_table_remove (group->lookup_map, pair->key);
3402 g_key_file_key_value_pair_free (pair);
3408 g_key_file_lookup_group_node (GKeyFile *key_file,
3409 const gchar *group_name)
3411 GKeyFileGroup *group;
3414 for (tmp = key_file->groups; tmp != NULL; tmp = tmp->next)
3416 group = (GKeyFileGroup *) tmp->data;
3418 if (group && group->name && strcmp (group->name, group_name) == 0)
3425 static GKeyFileGroup *
3426 g_key_file_lookup_group (GKeyFile *key_file,
3427 const gchar *group_name)
3429 return (GKeyFileGroup *)g_hash_table_lookup (key_file->group_hash, group_name);
3433 g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
3434 GKeyFileGroup *group,
3439 for (key_node = group->key_value_pairs;
3441 key_node = key_node->next)
3443 GKeyFileKeyValuePair *pair;
3445 pair = (GKeyFileKeyValuePair *) key_node->data;
3447 if (pair->key && strcmp (pair->key, key) == 0)
3454 static GKeyFileKeyValuePair *
3455 g_key_file_lookup_key_value_pair (GKeyFile *key_file,
3456 GKeyFileGroup *group,
3459 return (GKeyFileKeyValuePair *) g_hash_table_lookup (group->lookup_map, key);
3462 /* Lines starting with # or consisting entirely of whitespace are merely
3463 * recorded, not parsed. This function assumes all leading whitespace
3464 * has been stripped.
3467 g_key_file_line_is_comment (const gchar *line)
3469 return (*line == '#' || *line == '\0' || *line == '\n');
3473 g_key_file_is_group_name (const gchar *name)
3480 p = q = (gchar *) name;
3481 while (*q && *q != ']' && *q != '[' && !g_ascii_iscntrl (*q))
3482 q = g_utf8_find_next_char (q, NULL);
3484 if (*q != '\0' || q == p)
3491 g_key_file_is_key_name (const gchar *name)
3498 p = q = (gchar *) name;
3499 /* We accept a little more than the desktop entry spec says,
3500 * since gnome-vfs uses mime-types as keys in its cache.
3502 while (*q && *q != '=' && *q != '[' && *q != ']')
3503 q = g_utf8_find_next_char (q, NULL);
3505 /* No empty keys, please */
3509 /* We accept spaces in the middle of keys to not break
3510 * existing apps, but we don't tolerate initial or final
3511 * spaces, which would lead to silent corruption when
3512 * rereading the file.
3514 if (*p == ' ' || q[-1] == ' ')
3520 while (*q && (g_unichar_isalnum (g_utf8_get_char_validated (q, -1)) || *q == '-' || *q == '_' || *q == '.' || *q == '@'))
3521 q = g_utf8_find_next_char (q, NULL);
3535 /* A group in a key file is made up of a starting '[' followed by one
3536 * or more letters making up the group name followed by ']'.
3539 g_key_file_line_is_group (const gchar *line)
3549 while (*p && *p != ']')
3550 p = g_utf8_find_next_char (p, NULL);
3555 /* silently accept whitespace after the ] */
3556 p = g_utf8_find_next_char (p, NULL);
3557 while (*p == ' ' || *p == '\t')
3558 p = g_utf8_find_next_char (p, NULL);
3567 g_key_file_line_is_key_value_pair (const gchar *line)
3571 p = (gchar *) g_utf8_strchr (line, -1, '=');
3576 /* Key must be non-empty
3585 g_key_file_parse_value_as_string (GKeyFile *key_file,
3590 gchar *string_value, *p, *q0, *q;
3592 string_value = g_new (gchar, strlen (value) + 1);
3594 p = (gchar *) value;
3595 q0 = q = string_value;
3625 g_set_error_literal (error, G_KEY_FILE_ERROR,
3626 G_KEY_FILE_ERROR_INVALID_VALUE,
3627 _("Key file contains escape character "
3632 if (pieces && *p == key_file->list_separator)
3633 *q = key_file->list_separator;
3647 g_set_error (error, G_KEY_FILE_ERROR,
3648 G_KEY_FILE_ERROR_INVALID_VALUE,
3649 _("Key file contains invalid escape "
3650 "sequence '%s'"), sequence);
3659 if (pieces && (*p == key_file->list_separator))
3661 *pieces = g_slist_prepend (*pieces, g_strndup (q0, q - q0));
3677 *pieces = g_slist_prepend (*pieces, g_strndup (q0, q - q0));
3678 *pieces = g_slist_reverse (*pieces);
3681 return string_value;
3685 g_key_file_parse_string_as_value (GKeyFile *key_file,
3686 const gchar *string,
3687 gboolean escape_separator)
3689 gchar *value, *p, *q;
3691 gboolean parsing_leading_space;
3693 length = strlen (string) + 1;
3695 /* Worst case would be that every character needs to be escaped.
3696 * In other words every character turns to two characters
3698 value = g_new (gchar, 2 * length);
3700 p = (gchar *) string;
3702 parsing_leading_space = TRUE;
3703 while (p < (string + length - 1))
3705 gchar escaped_character[3] = { '\\', 0, 0 };
3710 if (parsing_leading_space)
3712 escaped_character[1] = 's';
3713 strcpy (q, escaped_character);
3723 if (parsing_leading_space)
3725 escaped_character[1] = 't';
3726 strcpy (q, escaped_character);
3736 escaped_character[1] = 'n';
3737 strcpy (q, escaped_character);
3741 escaped_character[1] = 'r';
3742 strcpy (q, escaped_character);
3746 escaped_character[1] = '\\';
3747 strcpy (q, escaped_character);
3749 parsing_leading_space = FALSE;
3752 if (escape_separator && *p == key_file->list_separator)
3754 escaped_character[1] = key_file->list_separator;
3755 strcpy (q, escaped_character);
3757 parsing_leading_space = TRUE;
3763 parsing_leading_space = FALSE;
3775 g_key_file_parse_value_as_integer (GKeyFile *key_file,
3779 gchar *end_of_valid_int;
3784 long_value = strtol (value, &end_of_valid_int, 10);
3786 if (*value == '\0' || *end_of_valid_int != '\0')
3788 gchar *value_utf8 = _g_utf8_make_valid (value);
3789 g_set_error (error, G_KEY_FILE_ERROR,
3790 G_KEY_FILE_ERROR_INVALID_VALUE,
3791 _("Value '%s' cannot be interpreted "
3792 "as a number."), value_utf8);
3793 g_free (value_utf8);
3798 int_value = long_value;
3799 if (int_value != long_value || errno == ERANGE)
3801 gchar *value_utf8 = _g_utf8_make_valid (value);
3804 G_KEY_FILE_ERROR_INVALID_VALUE,
3805 _("Integer value '%s' out of range"),
3807 g_free (value_utf8);
3816 g_key_file_parse_integer_as_value (GKeyFile *key_file,
3820 return g_strdup_printf ("%d", value);
3824 g_key_file_parse_value_as_double (GKeyFile *key_file,
3828 gchar *end_of_valid_d;
3829 gdouble double_value = 0;
3831 double_value = g_ascii_strtod (value, &end_of_valid_d);
3833 if (*end_of_valid_d != '\0' || end_of_valid_d == value)
3835 gchar *value_utf8 = _g_utf8_make_valid (value);
3836 g_set_error (error, G_KEY_FILE_ERROR,
3837 G_KEY_FILE_ERROR_INVALID_VALUE,
3838 _("Value '%s' cannot be interpreted "
3839 "as a float number."),
3841 g_free (value_utf8);
3844 return double_value;
3848 g_key_file_parse_value_as_boolean (GKeyFile *key_file,
3854 if (strcmp (value, "true") == 0 || strcmp (value, "1") == 0)
3856 else if (strcmp (value, "false") == 0 || strcmp (value, "0") == 0)
3859 value_utf8 = _g_utf8_make_valid (value);
3860 g_set_error (error, G_KEY_FILE_ERROR,
3861 G_KEY_FILE_ERROR_INVALID_VALUE,
3862 _("Value '%s' cannot be interpreted "
3863 "as a boolean."), value_utf8);
3864 g_free (value_utf8);
3870 g_key_file_parse_boolean_as_value (GKeyFile *key_file,
3874 return g_strdup ("true");
3876 return g_strdup ("false");
3880 g_key_file_parse_value_as_comment (GKeyFile *key_file,
3887 string = g_string_sized_new (512);
3889 lines = g_strsplit (value, "\n", 0);
3891 for (i = 0; lines[i] != NULL; i++)
3893 if (lines[i][0] != '#')
3894 g_string_append_printf (string, "%s\n", lines[i]);
3896 g_string_append_printf (string, "%s\n", lines[i] + 1);
3900 return g_string_free (string, FALSE);
3904 g_key_file_parse_comment_as_value (GKeyFile *key_file,
3905 const gchar *comment)
3911 string = g_string_sized_new (512);
3913 lines = g_strsplit (comment, "\n", 0);
3915 for (i = 0; lines[i] != NULL; i++)
3916 g_string_append_printf (string, "#%s%s", lines[i],
3917 lines[i + 1] == NULL? "" : "\n");
3920 return g_string_free (string, FALSE);