1 /* gkeyfile.c - key file parser
3 * Copyright 2004 Red Hat, Inc.
5 * Written by Ray Strode <rstrode@redhat.com>
6 * Matthias Clasen <mclasen@redhat.com>
8 * GLib is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU Lesser General Public License as
10 * published by the Free Software Foundation; either version 2 of the
11 * License, or (at your option) any later version.
13 * GLib is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with GLib; see the file COPYING.LIB. If not,
20 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
34 #include <sys/types.h>
43 #define S_ISREG(mode) ((mode)&_S_IFREG)
46 #endif /* G_OS_WIN23 */
51 #include "gfileutils.h"
57 #include "gmessages.h"
60 #include "gstrfuncs.h"
65 typedef struct _GKeyFileGroup GKeyFileGroup;
70 GHashTable *group_hash;
72 GKeyFileGroup *start_group;
73 GKeyFileGroup *current_group;
75 GString *parse_buffer; /* Holds up to one line of not-yet-parsed data */
77 /* Used for sizing the output buffer during serialization
79 gsize approximate_size;
88 typedef struct _GKeyFileKeyValuePair GKeyFileKeyValuePair;
92 const gchar *name; /* NULL for above first group (which will be comments) */
94 GKeyFileKeyValuePair *comment; /* Special comment that is stuck to the top of a group */
95 gboolean has_trailing_blank_line;
97 GList *key_value_pairs;
99 /* Used in parallel with key_value_pairs for
100 * increased lookup performance
102 GHashTable *lookup_map;
105 struct _GKeyFileKeyValuePair
107 gchar *key; /* NULL for comments */
111 static gint find_file_in_data_dirs (const gchar *file,
112 const gchar **data_dirs,
115 static gboolean g_key_file_load_from_fd (GKeyFile *key_file,
119 static GList *g_key_file_lookup_group_node (GKeyFile *key_file,
120 const gchar *group_name);
121 static GKeyFileGroup *g_key_file_lookup_group (GKeyFile *key_file,
122 const gchar *group_name);
124 static GList *g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
125 GKeyFileGroup *group,
127 static GKeyFileKeyValuePair *g_key_file_lookup_key_value_pair (GKeyFile *key_file,
128 GKeyFileGroup *group,
131 static void g_key_file_remove_group_node (GKeyFile *key_file,
133 static void g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
134 GKeyFileGroup *group,
137 static void g_key_file_add_key (GKeyFile *key_file,
138 GKeyFileGroup *group,
141 static void g_key_file_add_group (GKeyFile *key_file,
142 const gchar *group_name);
143 static gboolean g_key_file_is_group_name (const gchar *name);
144 static gboolean g_key_file_is_key_name (const gchar *name);
145 static void g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair);
146 static gboolean g_key_file_line_is_comment (const gchar *line);
147 static gboolean g_key_file_line_is_group (const gchar *line);
148 static gboolean g_key_file_line_is_key_value_pair (const gchar *line);
149 static gchar *g_key_file_parse_value_as_string (GKeyFile *key_file,
153 static gchar *g_key_file_parse_string_as_value (GKeyFile *key_file,
155 gboolean escape_separator);
156 static gint g_key_file_parse_value_as_integer (GKeyFile *key_file,
159 static gchar *g_key_file_parse_integer_as_value (GKeyFile *key_file,
161 static gdouble g_key_file_parse_value_as_double (GKeyFile *key_file,
164 static gboolean g_key_file_parse_value_as_boolean (GKeyFile *key_file,
167 static gchar *g_key_file_parse_boolean_as_value (GKeyFile *key_file,
169 static gchar *g_key_file_parse_value_as_comment (GKeyFile *key_file,
171 static gchar *g_key_file_parse_comment_as_value (GKeyFile *key_file,
172 const gchar *comment);
173 static void g_key_file_parse_key_value_pair (GKeyFile *key_file,
177 static void g_key_file_parse_comment (GKeyFile *key_file,
181 static void g_key_file_parse_group (GKeyFile *key_file,
185 static gchar *key_get_locale (const gchar *key);
186 static void g_key_file_parse_data (GKeyFile *key_file,
190 static void g_key_file_flush_parse_buffer (GKeyFile *key_file,
195 g_key_file_error_quark (void)
197 return g_quark_from_static_string ("g-key-file-error-quark");
201 g_key_file_init (GKeyFile *key_file)
203 key_file->current_group = g_slice_new0 (GKeyFileGroup);
204 key_file->groups = g_list_prepend (NULL, key_file->current_group);
205 key_file->group_hash = g_hash_table_new (g_str_hash, g_str_equal);
206 key_file->start_group = NULL;
207 key_file->parse_buffer = g_string_sized_new (128);
208 key_file->approximate_size = 0;
209 key_file->list_separator = ';';
211 key_file->locales = g_strdupv ((gchar **)g_get_language_names ());
215 g_key_file_clear (GKeyFile *key_file)
217 GList *tmp, *group_node;
219 if (key_file->locales)
221 g_strfreev (key_file->locales);
222 key_file->locales = NULL;
225 if (key_file->parse_buffer)
227 g_string_free (key_file->parse_buffer, TRUE);
228 key_file->parse_buffer = NULL;
231 tmp = key_file->groups;
236 g_key_file_remove_group_node (key_file, group_node);
239 g_hash_table_destroy (key_file->group_hash);
240 key_file->group_hash = NULL;
242 g_warn_if_fail (key_file->groups == NULL);
249 * Creates a new empty #GKeyFile object. Use
250 * g_key_file_load_from_file(), g_key_file_load_from_data(),
251 * g_key_file_load_from_dirs() or g_key_file_load_from_data_dirs() to
252 * read an existing key file.
254 * Return value: an empty #GKeyFile.
259 g_key_file_new (void)
263 key_file = g_slice_new0 (GKeyFile);
264 g_key_file_init (key_file);
270 * g_key_file_set_list_separator:
271 * @key_file: a #GKeyFile
272 * @separator: the separator
274 * Sets the character which is used to separate
275 * values in lists. Typically ';' or ',' are used
276 * as separators. The default list separator is ';'.
281 g_key_file_set_list_separator (GKeyFile *key_file,
284 g_return_if_fail (key_file != NULL);
286 key_file->list_separator = separator;
290 /* Iterates through all the directories in *dirs trying to
291 * open file. When it successfully locates and opens a file it
292 * returns the file descriptor to the open file. It also
293 * outputs the absolute path of the file in output_file.
296 find_file_in_data_dirs (const gchar *file,
301 const gchar **data_dirs, *data_dir;
313 while (data_dirs && (data_dir = *data_dirs) && fd < 0)
315 gchar *candidate_file, *sub_dir;
317 candidate_file = (gchar *) file;
318 sub_dir = g_strdup ("");
319 while (candidate_file != NULL && fd < 0)
323 path = g_build_filename (data_dir, sub_dir,
324 candidate_file, NULL);
326 fd = g_open (path, O_RDONLY, 0);
334 candidate_file = strchr (candidate_file, '-');
336 if (candidate_file == NULL)
342 sub_dir = g_strndup (file, candidate_file - file - 1);
344 for (p = sub_dir; *p != '\0'; p++)
347 *p = G_DIR_SEPARATOR;
356 g_set_error_literal (error, G_KEY_FILE_ERROR,
357 G_KEY_FILE_ERROR_NOT_FOUND,
358 _("Valid key file could not be "
359 "found in search dirs"));
362 if (output_file != NULL && fd > 0)
363 *output_file = g_strdup (path);
371 g_key_file_load_from_fd (GKeyFile *key_file,
376 GError *key_file_error = NULL;
378 struct stat stat_buf;
379 gchar read_buf[4096];
381 if (fstat (fd, &stat_buf) < 0)
383 g_set_error_literal (error, G_FILE_ERROR,
384 g_file_error_from_errno (errno),
389 if (!S_ISREG (stat_buf.st_mode))
391 g_set_error_literal (error, G_KEY_FILE_ERROR,
392 G_KEY_FILE_ERROR_PARSE,
393 _("Not a regular file"));
397 if (stat_buf.st_size == 0)
399 g_set_error_literal (error, G_KEY_FILE_ERROR,
400 G_KEY_FILE_ERROR_PARSE,
405 if (key_file->approximate_size > 0)
407 g_key_file_clear (key_file);
408 g_key_file_init (key_file);
410 key_file->flags = flags;
415 bytes_read = read (fd, read_buf, 4096);
417 if (bytes_read == 0) /* End of File */
422 if (errno == EINTR || errno == EAGAIN)
425 g_set_error_literal (error, G_FILE_ERROR,
426 g_file_error_from_errno (errno),
431 g_key_file_parse_data (key_file,
432 read_buf, bytes_read,
435 while (!key_file_error);
439 g_propagate_error (error, key_file_error);
443 g_key_file_flush_parse_buffer (key_file, &key_file_error);
447 g_propagate_error (error, key_file_error);
455 * g_key_file_load_from_file:
456 * @key_file: an empty #GKeyFile struct
457 * @file: the path of a filename to load, in the GLib filename encoding
458 * @flags: flags from #GKeyFileFlags
459 * @error: return location for a #GError, or %NULL
461 * Loads a key file into an empty #GKeyFile structure.
462 * If the file could not be loaded then %error is set to
463 * either a #GFileError or #GKeyFileError.
465 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
470 g_key_file_load_from_file (GKeyFile *key_file,
475 GError *key_file_error = NULL;
478 g_return_val_if_fail (key_file != NULL, FALSE);
479 g_return_val_if_fail (file != NULL, FALSE);
481 fd = g_open (file, O_RDONLY, 0);
485 g_set_error_literal (error, G_FILE_ERROR,
486 g_file_error_from_errno (errno),
491 g_key_file_load_from_fd (key_file, fd, flags, &key_file_error);
496 g_propagate_error (error, key_file_error);
504 * g_key_file_load_from_data:
505 * @key_file: an empty #GKeyFile struct
506 * @data: key file loaded in memory
507 * @length: the length of @data in bytes
508 * @flags: flags from #GKeyFileFlags
509 * @error: return location for a #GError, or %NULL
511 * Loads a key file from memory into an empty #GKeyFile structure.
512 * If the object cannot be created then %error is set to a #GKeyFileError.
514 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
519 g_key_file_load_from_data (GKeyFile *key_file,
525 GError *key_file_error = NULL;
527 g_return_val_if_fail (key_file != NULL, FALSE);
528 g_return_val_if_fail (data != NULL, FALSE);
529 g_return_val_if_fail (length != 0, FALSE);
531 if (length == (gsize)-1)
532 length = strlen (data);
534 if (key_file->approximate_size > 0)
536 g_key_file_clear (key_file);
537 g_key_file_init (key_file);
539 key_file->flags = flags;
541 g_key_file_parse_data (key_file, data, length, &key_file_error);
545 g_propagate_error (error, key_file_error);
549 g_key_file_flush_parse_buffer (key_file, &key_file_error);
553 g_propagate_error (error, key_file_error);
561 * g_key_file_load_from_dirs:
562 * @key_file: an empty #GKeyFile struct
563 * @file: a relative path to a filename to open and parse
564 * @search_dirs: %NULL-terminated array of directories to search
565 * @full_path: return location for a string containing the full path
566 * of the file, or %NULL
567 * @flags: flags from #GKeyFileFlags
568 * @error: return location for a #GError, or %NULL
570 * This function looks for a key file named @file in the paths
571 * specified in @search_dirs, loads the file into @key_file and
572 * returns the file's full path in @full_path. If the file could not
573 * be loaded then an %error is set to either a #GFileError or
576 * Return value: %TRUE if a key file could be loaded, %FALSE otherwise
581 g_key_file_load_from_dirs (GKeyFile *key_file,
583 const gchar **search_dirs,
588 GError *key_file_error = NULL;
589 const gchar **data_dirs;
594 g_return_val_if_fail (key_file != NULL, FALSE);
595 g_return_val_if_fail (!g_path_is_absolute (file), FALSE);
596 g_return_val_if_fail (search_dirs != NULL, FALSE);
599 data_dirs = search_dirs;
601 while (*data_dirs != NULL && !found_file)
603 g_free (output_path);
605 fd = find_file_in_data_dirs (file, data_dirs, &output_path,
611 g_propagate_error (error, key_file_error);
615 found_file = g_key_file_load_from_fd (key_file, fd, flags,
621 g_propagate_error (error, key_file_error);
626 if (found_file && full_path)
627 *full_path = output_path;
629 g_free (output_path);
635 * g_key_file_load_from_data_dirs:
636 * @key_file: an empty #GKeyFile struct
637 * @file: a relative path to a filename to open and parse
638 * @full_path: return location for a string containing the full path
639 * of the file, or %NULL
640 * @flags: flags from #GKeyFileFlags
641 * @error: return location for a #GError, or %NULL
643 * This function looks for a key file named @file in the paths
644 * returned from g_get_user_data_dir() and g_get_system_data_dirs(),
645 * loads the file into @key_file and returns the file's full path in
646 * @full_path. If the file could not be loaded then an %error is
647 * set to either a #GFileError or #GKeyFileError.
649 * Return value: %TRUE if a key file could be loaded, %FALSE othewise
653 g_key_file_load_from_data_dirs (GKeyFile *key_file,
659 gchar **all_data_dirs;
660 const gchar * user_data_dir;
661 const gchar * const * system_data_dirs;
665 g_return_val_if_fail (key_file != NULL, FALSE);
666 g_return_val_if_fail (!g_path_is_absolute (file), FALSE);
668 user_data_dir = g_get_user_data_dir ();
669 system_data_dirs = g_get_system_data_dirs ();
670 all_data_dirs = g_new (gchar *, g_strv_length ((gchar **)system_data_dirs) + 2);
673 all_data_dirs[i++] = g_strdup (user_data_dir);
676 while (system_data_dirs[j] != NULL)
677 all_data_dirs[i++] = g_strdup (system_data_dirs[j++]);
678 all_data_dirs[i] = NULL;
680 found_file = g_key_file_load_from_dirs (key_file,
682 (const gchar **)all_data_dirs,
687 g_strfreev (all_data_dirs);
694 * @key_file: a #GKeyFile
701 g_key_file_free (GKeyFile *key_file)
703 g_return_if_fail (key_file != NULL);
705 g_key_file_clear (key_file);
706 g_slice_free (GKeyFile, key_file);
709 /* If G_KEY_FILE_KEEP_TRANSLATIONS is not set, only returns
710 * true for locales that match those in g_get_language_names().
713 g_key_file_locale_is_interesting (GKeyFile *key_file,
718 if (key_file->flags & G_KEY_FILE_KEEP_TRANSLATIONS)
721 for (i = 0; key_file->locales[i] != NULL; i++)
723 if (g_ascii_strcasecmp (key_file->locales[i], locale) == 0)
731 g_key_file_parse_line (GKeyFile *key_file,
736 GError *parse_error = NULL;
739 g_return_if_fail (key_file != NULL);
740 g_return_if_fail (line != NULL);
742 line_start = (gchar *) line;
743 while (g_ascii_isspace (*line_start))
746 if (g_key_file_line_is_comment (line_start))
747 g_key_file_parse_comment (key_file, line, length, &parse_error);
748 else if (g_key_file_line_is_group (line_start))
749 g_key_file_parse_group (key_file, line_start,
750 length - (line_start - line),
752 else if (g_key_file_line_is_key_value_pair (line_start))
753 g_key_file_parse_key_value_pair (key_file, line_start,
754 length - (line_start - line),
758 gchar *line_utf8 = _g_utf8_make_valid (line);
759 g_set_error (error, G_KEY_FILE_ERROR,
760 G_KEY_FILE_ERROR_PARSE,
761 _("Key file contains line '%s' which is not "
762 "a key-value pair, group, or comment"),
770 g_propagate_error (error, parse_error);
774 g_key_file_parse_comment (GKeyFile *key_file,
779 GKeyFileKeyValuePair *pair;
781 if (!(key_file->flags & G_KEY_FILE_KEEP_COMMENTS))
784 g_warn_if_fail (key_file->current_group != NULL);
786 pair = g_slice_new (GKeyFileKeyValuePair);
788 pair->value = g_strndup (line, length);
790 key_file->current_group->key_value_pairs =
791 g_list_prepend (key_file->current_group->key_value_pairs, pair);
793 if (length == 0 || line[0] != '#')
794 key_file->current_group->has_trailing_blank_line = TRUE;
798 g_key_file_parse_group (GKeyFile *key_file,
804 const gchar *group_name_start, *group_name_end;
806 /* advance past opening '['
808 group_name_start = line + 1;
809 group_name_end = line + length - 1;
811 while (*group_name_end != ']')
814 group_name = g_strndup (group_name_start,
815 group_name_end - group_name_start);
817 if (!g_key_file_is_group_name (group_name))
819 g_set_error (error, G_KEY_FILE_ERROR,
820 G_KEY_FILE_ERROR_PARSE,
821 _("Invalid group name: %s"), group_name);
826 g_key_file_add_group (key_file, group_name);
831 g_key_file_parse_key_value_pair (GKeyFile *key_file,
836 gchar *key, *value, *key_end, *value_start, *locale;
837 gsize key_len, value_len;
839 if (key_file->current_group == NULL || key_file->current_group->name == NULL)
841 g_set_error_literal (error, G_KEY_FILE_ERROR,
842 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
843 _("Key file does not start with a group"));
847 key_end = value_start = strchr (line, '=');
849 g_warn_if_fail (key_end != NULL);
854 /* Pull the key name from the line (chomping trailing whitespace)
856 while (g_ascii_isspace (*key_end))
859 key_len = key_end - line + 2;
861 g_warn_if_fail (key_len <= length);
863 key = g_strndup (line, key_len - 1);
865 if (!g_key_file_is_key_name (key))
867 g_set_error (error, G_KEY_FILE_ERROR,
868 G_KEY_FILE_ERROR_PARSE,
869 _("Invalid key name: %s"), key);
874 /* Pull the value from the line (chugging leading whitespace)
876 while (g_ascii_isspace (*value_start))
879 value_len = line + length - value_start + 1;
881 value = g_strndup (value_start, value_len);
883 g_warn_if_fail (key_file->start_group != NULL);
885 if (key_file->current_group
886 && key_file->current_group->name
887 && strcmp (key_file->start_group->name,
888 key_file->current_group->name) == 0
889 && strcmp (key, "Encoding") == 0)
891 if (g_ascii_strcasecmp (value, "UTF-8") != 0)
893 gchar *value_utf8 = _g_utf8_make_valid (value);
894 g_set_error (error, G_KEY_FILE_ERROR,
895 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
896 _("Key file contains unsupported "
897 "encoding '%s'"), value_utf8);
906 /* Is this key a translation? If so, is it one that we care about?
908 locale = key_get_locale (key);
910 if (locale == NULL || g_key_file_locale_is_interesting (key_file, locale))
911 g_key_file_add_key (key_file, key_file->current_group, key, value);
919 key_get_locale (const gchar *key)
923 locale = g_strrstr (key, "[");
925 if (locale && strlen (locale) <= 2)
929 locale = g_strndup (locale + 1, strlen (locale) - 2);
935 g_key_file_parse_data (GKeyFile *key_file,
943 g_return_if_fail (key_file != NULL);
944 g_return_if_fail (data != NULL);
948 for (i = 0; i < length; i++)
952 if (i > 0 && data[i - 1] == '\r')
953 g_string_erase (key_file->parse_buffer,
954 key_file->parse_buffer->len - 1,
957 /* When a newline is encountered flush the parse buffer so that the
958 * line can be parsed. Note that completely blank lines won't show
959 * up in the parse buffer, so they get parsed directly.
961 if (key_file->parse_buffer->len > 0)
962 g_key_file_flush_parse_buffer (key_file, &parse_error);
964 g_key_file_parse_comment (key_file, "", 1, &parse_error);
968 g_propagate_error (error, parse_error);
973 g_string_append_c (key_file->parse_buffer, data[i]);
976 key_file->approximate_size += length;
980 g_key_file_flush_parse_buffer (GKeyFile *key_file,
983 GError *file_error = NULL;
985 g_return_if_fail (key_file != NULL);
989 if (key_file->parse_buffer->len > 0)
991 g_key_file_parse_line (key_file, key_file->parse_buffer->str,
992 key_file->parse_buffer->len,
994 g_string_erase (key_file->parse_buffer, 0, -1);
998 g_propagate_error (error, file_error);
1005 * g_key_file_to_data:
1006 * @key_file: a #GKeyFile
1007 * @length: return location for the length of the
1008 * returned string, or %NULL
1009 * @error: return location for a #GError, or %NULL
1011 * This function outputs @key_file as a string.
1013 * Note that this function never reports an error,
1014 * so it is safe to pass %NULL as @error.
1016 * Return value: a newly allocated string holding
1017 * the contents of the #GKeyFile
1022 g_key_file_to_data (GKeyFile *key_file,
1026 GString *data_string;
1027 GList *group_node, *key_file_node;
1028 gboolean has_blank_line = TRUE;
1030 g_return_val_if_fail (key_file != NULL, NULL);
1032 data_string = g_string_sized_new (2 * key_file->approximate_size);
1034 for (group_node = g_list_last (key_file->groups);
1036 group_node = group_node->prev)
1038 GKeyFileGroup *group;
1040 group = (GKeyFileGroup *) group_node->data;
1042 /* separate groups by at least an empty line */
1043 if (!has_blank_line)
1044 g_string_append_c (data_string, '\n');
1045 has_blank_line = group->has_trailing_blank_line;
1047 if (group->comment != NULL)
1048 g_string_append_printf (data_string, "%s\n", group->comment->value);
1050 if (group->name != NULL)
1051 g_string_append_printf (data_string, "[%s]\n", group->name);
1053 for (key_file_node = g_list_last (group->key_value_pairs);
1054 key_file_node != NULL;
1055 key_file_node = key_file_node->prev)
1057 GKeyFileKeyValuePair *pair;
1059 pair = (GKeyFileKeyValuePair *) key_file_node->data;
1061 if (pair->key != NULL)
1062 g_string_append_printf (data_string, "%s=%s\n", pair->key, pair->value);
1064 g_string_append_printf (data_string, "%s\n", pair->value);
1069 *length = data_string->len;
1071 return g_string_free (data_string, FALSE);
1075 * g_key_file_get_keys:
1076 * @key_file: a #GKeyFile
1077 * @group_name: a group name
1078 * @length: return location for the number of keys returned, or %NULL
1079 * @error: return location for a #GError, or %NULL
1081 * Returns all keys for the group name @group_name. The array of
1082 * returned keys will be %NULL-terminated, so @length may
1083 * optionally be %NULL. In the event that the @group_name cannot
1084 * be found, %NULL is returned and @error is set to
1085 * #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1087 * Return value: a newly-allocated %NULL-terminated array of strings.
1088 * Use g_strfreev() to free it.
1093 g_key_file_get_keys (GKeyFile *key_file,
1094 const gchar *group_name,
1098 GKeyFileGroup *group;
1103 g_return_val_if_fail (key_file != NULL, NULL);
1104 g_return_val_if_fail (group_name != NULL, NULL);
1106 group = g_key_file_lookup_group (key_file, group_name);
1110 g_set_error (error, G_KEY_FILE_ERROR,
1111 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
1112 _("Key file does not have group '%s'"),
1113 group_name ? group_name : "(null)");
1118 for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
1120 GKeyFileKeyValuePair *pair;
1122 pair = (GKeyFileKeyValuePair *) tmp->data;
1128 keys = g_new (gchar *, num_keys + 1);
1131 for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
1133 GKeyFileKeyValuePair *pair;
1135 pair = (GKeyFileKeyValuePair *) tmp->data;
1139 keys[i] = g_strdup (pair->key);
1144 keys[num_keys] = NULL;
1153 * g_key_file_get_start_group:
1154 * @key_file: a #GKeyFile
1156 * Returns the name of the start group of the file.
1158 * Return value: The start group of the key file.
1163 g_key_file_get_start_group (GKeyFile *key_file)
1165 g_return_val_if_fail (key_file != NULL, NULL);
1167 if (key_file->start_group)
1168 return g_strdup (key_file->start_group->name);
1174 * g_key_file_get_groups:
1175 * @key_file: a #GKeyFile
1176 * @length: return location for the number of returned groups, or %NULL
1178 * Returns all groups in the key file loaded with @key_file.
1179 * The array of returned groups will be %NULL-terminated, so
1180 * @length may optionally be %NULL.
1182 * Return value: a newly-allocated %NULL-terminated array of strings.
1183 * Use g_strfreev() to free it.
1187 g_key_file_get_groups (GKeyFile *key_file,
1192 gsize i, num_groups;
1194 g_return_val_if_fail (key_file != NULL, NULL);
1196 num_groups = g_list_length (key_file->groups);
1198 g_return_val_if_fail (num_groups > 0, NULL);
1200 group_node = g_list_last (key_file->groups);
1202 g_return_val_if_fail (((GKeyFileGroup *) group_node->data)->name == NULL, NULL);
1204 /* Only need num_groups instead of num_groups + 1
1205 * because the first group of the file (last in the
1206 * list) is always the comment group at the top,
1209 groups = g_new (gchar *, num_groups);
1213 for (group_node = group_node->prev;
1215 group_node = group_node->prev)
1217 GKeyFileGroup *group;
1219 group = (GKeyFileGroup *) group_node->data;
1221 g_warn_if_fail (group->name != NULL);
1223 groups[i++] = g_strdup (group->name);
1234 * g_key_file_get_value:
1235 * @key_file: a #GKeyFile
1236 * @group_name: a group name
1238 * @error: return location for a #GError, or %NULL
1240 * Returns the raw value associated with @key under @group_name.
1241 * Use g_key_file_get_string() to retrieve an unescaped UTF-8 string.
1243 * In the event the key cannot be found, %NULL is returned and
1244 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1245 * event that the @group_name cannot be found, %NULL is returned
1246 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1249 * Return value: a newly allocated string or %NULL if the specified
1250 * key cannot be found.
1255 g_key_file_get_value (GKeyFile *key_file,
1256 const gchar *group_name,
1260 GKeyFileGroup *group;
1261 GKeyFileKeyValuePair *pair;
1262 gchar *value = NULL;
1264 g_return_val_if_fail (key_file != NULL, NULL);
1265 g_return_val_if_fail (group_name != NULL, NULL);
1266 g_return_val_if_fail (key != NULL, NULL);
1268 group = g_key_file_lookup_group (key_file, group_name);
1272 g_set_error (error, G_KEY_FILE_ERROR,
1273 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
1274 _("Key file does not have group '%s'"),
1275 group_name ? group_name : "(null)");
1279 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
1282 value = g_strdup (pair->value);
1284 g_set_error (error, G_KEY_FILE_ERROR,
1285 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
1286 _("Key file does not have key '%s'"), key);
1292 * g_key_file_set_value:
1293 * @key_file: a #GKeyFile
1294 * @group_name: a group name
1298 * Associates a new value with @key under @group_name.
1300 * If @key cannot be found then it is created. If @group_name cannot
1301 * be found then it is created. To set an UTF-8 string which may contain
1302 * characters that need escaping (such as newlines or spaces), use
1303 * g_key_file_set_string().
1308 g_key_file_set_value (GKeyFile *key_file,
1309 const gchar *group_name,
1313 GKeyFileGroup *group;
1314 GKeyFileKeyValuePair *pair;
1316 g_return_if_fail (key_file != NULL);
1317 g_return_if_fail (g_key_file_is_group_name (group_name));
1318 g_return_if_fail (g_key_file_is_key_name (key));
1319 g_return_if_fail (value != NULL);
1321 group = g_key_file_lookup_group (key_file, group_name);
1325 g_key_file_add_group (key_file, group_name);
1326 group = (GKeyFileGroup *) key_file->groups->data;
1328 g_key_file_add_key (key_file, group, key, value);
1332 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
1335 g_key_file_add_key (key_file, group, key, value);
1338 g_free (pair->value);
1339 pair->value = g_strdup (value);
1345 * g_key_file_get_string:
1346 * @key_file: a #GKeyFile
1347 * @group_name: a group name
1349 * @error: return location for a #GError, or %NULL
1351 * Returns the string value associated with @key under @group_name.
1352 * Unlike g_key_file_get_value(), this function handles escape sequences
1355 * In the event the key cannot be found, %NULL is returned and
1356 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1357 * event that the @group_name cannot be found, %NULL is returned
1358 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1360 * Return value: a newly allocated string or %NULL if the specified
1361 * key cannot be found.
1366 g_key_file_get_string (GKeyFile *key_file,
1367 const gchar *group_name,
1371 gchar *value, *string_value;
1372 GError *key_file_error;
1374 g_return_val_if_fail (key_file != NULL, NULL);
1375 g_return_val_if_fail (group_name != NULL, NULL);
1376 g_return_val_if_fail (key != NULL, NULL);
1378 key_file_error = NULL;
1380 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1384 g_propagate_error (error, key_file_error);
1388 if (!g_utf8_validate (value, -1, NULL))
1390 gchar *value_utf8 = _g_utf8_make_valid (value);
1391 g_set_error (error, G_KEY_FILE_ERROR,
1392 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
1393 _("Key file contains key '%s' with value '%s' "
1394 "which is not UTF-8"), key, value_utf8);
1395 g_free (value_utf8);
1401 string_value = g_key_file_parse_value_as_string (key_file, value, NULL,
1407 if (g_error_matches (key_file_error,
1409 G_KEY_FILE_ERROR_INVALID_VALUE))
1411 g_set_error (error, G_KEY_FILE_ERROR,
1412 G_KEY_FILE_ERROR_INVALID_VALUE,
1413 _("Key file contains key '%s' "
1414 "which has value that cannot be interpreted."),
1416 g_error_free (key_file_error);
1419 g_propagate_error (error, key_file_error);
1422 return string_value;
1426 * g_key_file_set_string:
1427 * @key_file: a #GKeyFile
1428 * @group_name: a group name
1432 * Associates a new string value with @key under @group_name.
1433 * If @key cannot be found then it is created.
1434 * If @group_name cannot be found then it is created.
1435 * Unlike g_key_file_set_value(), this function handles characters
1436 * that need escaping, such as newlines.
1441 g_key_file_set_string (GKeyFile *key_file,
1442 const gchar *group_name,
1444 const gchar *string)
1448 g_return_if_fail (key_file != NULL);
1449 g_return_if_fail (string != NULL);
1451 value = g_key_file_parse_string_as_value (key_file, string, FALSE);
1452 g_key_file_set_value (key_file, group_name, key, value);
1457 * g_key_file_get_string_list:
1458 * @key_file: a #GKeyFile
1459 * @group_name: a group name
1461 * @length: return location for the number of returned strings, or %NULL
1462 * @error: return location for a #GError, or %NULL
1464 * Returns the values associated with @key under @group_name.
1466 * In the event the key cannot be found, %NULL is returned and
1467 * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
1468 * event that the @group_name cannot be found, %NULL is returned
1469 * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
1471 * Return value: a %NULL-terminated string array or %NULL if the specified
1472 * key cannot be found. The array should be freed with g_strfreev().
1477 g_key_file_get_string_list (GKeyFile *key_file,
1478 const gchar *group_name,
1483 GError *key_file_error = NULL;
1484 gchar *value, *string_value, **values;
1486 GSList *p, *pieces = NULL;
1488 g_return_val_if_fail (key_file != NULL, NULL);
1489 g_return_val_if_fail (group_name != NULL, NULL);
1490 g_return_val_if_fail (key != NULL, NULL);
1495 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1499 g_propagate_error (error, key_file_error);
1503 if (!g_utf8_validate (value, -1, NULL))
1505 gchar *value_utf8 = _g_utf8_make_valid (value);
1506 g_set_error (error, G_KEY_FILE_ERROR,
1507 G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
1508 _("Key file contains key '%s' with value '%s' "
1509 "which is not UTF-8"), key, value_utf8);
1510 g_free (value_utf8);
1516 string_value = g_key_file_parse_value_as_string (key_file, value, &pieces, &key_file_error);
1518 g_free (string_value);
1522 if (g_error_matches (key_file_error,
1524 G_KEY_FILE_ERROR_INVALID_VALUE))
1526 g_set_error (error, G_KEY_FILE_ERROR,
1527 G_KEY_FILE_ERROR_INVALID_VALUE,
1528 _("Key file contains key '%s' "
1529 "which has value that cannot be interpreted."),
1531 g_error_free (key_file_error);
1534 g_propagate_error (error, key_file_error);
1539 len = g_slist_length (pieces);
1540 values = g_new (gchar *, len + 1);
1541 for (p = pieces, i = 0; p; p = p->next)
1542 values[i++] = p->data;
1545 g_slist_free (pieces);
1554 * g_key_file_set_string_list:
1555 * @key_file: a #GKeyFile
1556 * @group_name: a group name
1558 * @list: an array of string values
1559 * @length: number of string values in @list
1561 * Associates a list of string values for @key under @group_name.
1562 * If @key cannot be found then it is created.
1563 * If @group_name cannot be found then it is created.
1568 g_key_file_set_string_list (GKeyFile *key_file,
1569 const gchar *group_name,
1571 const gchar * const list[],
1574 GString *value_list;
1577 g_return_if_fail (key_file != NULL);
1578 g_return_if_fail (list != NULL);
1580 value_list = g_string_sized_new (length * 128);
1581 for (i = 0; i < length && list[i] != NULL; i++)
1585 value = g_key_file_parse_string_as_value (key_file, list[i], TRUE);
1586 g_string_append (value_list, value);
1587 g_string_append_c (value_list, key_file->list_separator);
1592 g_key_file_set_value (key_file, group_name, key, value_list->str);
1593 g_string_free (value_list, TRUE);
1597 * g_key_file_set_locale_string:
1598 * @key_file: a #GKeyFile
1599 * @group_name: a group name
1601 * @locale: a locale identifier
1604 * Associates a string value for @key and @locale under @group_name.
1605 * If the translation for @key cannot be found then it is created.
1610 g_key_file_set_locale_string (GKeyFile *key_file,
1611 const gchar *group_name,
1613 const gchar *locale,
1614 const gchar *string)
1616 gchar *full_key, *value;
1618 g_return_if_fail (key_file != NULL);
1619 g_return_if_fail (key != NULL);
1620 g_return_if_fail (locale != NULL);
1621 g_return_if_fail (string != NULL);
1623 value = g_key_file_parse_string_as_value (key_file, string, FALSE);
1624 full_key = g_strdup_printf ("%s[%s]", key, locale);
1625 g_key_file_set_value (key_file, group_name, full_key, value);
1630 extern GSList *_g_compute_locale_variants (const gchar *locale);
1633 * g_key_file_get_locale_string:
1634 * @key_file: a #GKeyFile
1635 * @group_name: a group name
1637 * @locale: a locale identifier or %NULL
1638 * @error: return location for a #GError, or %NULL
1640 * Returns the value associated with @key under @group_name
1641 * translated in the given @locale if available. If @locale is
1642 * %NULL then the current locale is assumed.
1644 * If @key cannot be found then %NULL is returned and @error is set
1645 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the value associated
1646 * with @key cannot be interpreted or no suitable translation can
1647 * be found then the untranslated value is returned.
1649 * Return value: a newly allocated string or %NULL if the specified
1650 * key cannot be found.
1655 g_key_file_get_locale_string (GKeyFile *key_file,
1656 const gchar *group_name,
1658 const gchar *locale,
1661 gchar *candidate_key, *translated_value;
1662 GError *key_file_error;
1664 gboolean free_languages = FALSE;
1667 g_return_val_if_fail (key_file != NULL, NULL);
1668 g_return_val_if_fail (group_name != NULL, NULL);
1669 g_return_val_if_fail (key != NULL, NULL);
1671 candidate_key = NULL;
1672 translated_value = NULL;
1673 key_file_error = NULL;
1679 list = _g_compute_locale_variants (locale);
1681 languages = g_new (gchar *, g_slist_length (list) + 1);
1682 for (l = list, i = 0; l; l = l->next, i++)
1683 languages[i] = l->data;
1684 languages[i] = NULL;
1686 g_slist_free (list);
1687 free_languages = TRUE;
1691 languages = (gchar **) g_get_language_names ();
1692 free_languages = FALSE;
1695 for (i = 0; languages[i]; i++)
1697 candidate_key = g_strdup_printf ("%s[%s]", key, languages[i]);
1699 translated_value = g_key_file_get_string (key_file,
1701 candidate_key, NULL);
1702 g_free (candidate_key);
1704 if (translated_value)
1707 g_free (translated_value);
1708 translated_value = NULL;
1711 /* Fallback to untranslated key
1713 if (!translated_value)
1715 translated_value = g_key_file_get_string (key_file, group_name, key,
1718 if (!translated_value)
1719 g_propagate_error (error, key_file_error);
1723 g_strfreev (languages);
1725 return translated_value;
1729 * g_key_file_get_locale_string_list:
1730 * @key_file: a #GKeyFile
1731 * @group_name: a group name
1733 * @locale: a locale identifier or %NULL
1734 * @length: return location for the number of returned strings or %NULL
1735 * @error: return location for a #GError or %NULL
1737 * Returns the values associated with @key under @group_name
1738 * translated in the given @locale if available. If @locale is
1739 * %NULL then the current locale is assumed.
1741 * If @key cannot be found then %NULL is returned and @error is set
1742 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the values associated
1743 * with @key cannot be interpreted or no suitable translations
1744 * can be found then the untranslated values are returned. The
1745 * returned array is %NULL-terminated, so @length may optionally
1748 * Return value: a newly allocated %NULL-terminated string array
1749 * or %NULL if the key isn't found. The string array should be freed
1750 * with g_strfreev().
1755 g_key_file_get_locale_string_list (GKeyFile *key_file,
1756 const gchar *group_name,
1758 const gchar *locale,
1762 GError *key_file_error;
1763 gchar **values, *value;
1764 char list_separator[2];
1767 g_return_val_if_fail (key_file != NULL, NULL);
1768 g_return_val_if_fail (group_name != NULL, NULL);
1769 g_return_val_if_fail (key != NULL, NULL);
1771 key_file_error = NULL;
1773 value = g_key_file_get_locale_string (key_file, group_name,
1778 g_propagate_error (error, key_file_error);
1787 len = strlen (value);
1788 if (value[len - 1] == key_file->list_separator)
1789 value[len - 1] = '\0';
1791 list_separator[0] = key_file->list_separator;
1792 list_separator[1] = '\0';
1793 values = g_strsplit (value, list_separator, 0);
1798 *length = g_strv_length (values);
1804 * g_key_file_set_locale_string_list:
1805 * @key_file: a #GKeyFile
1806 * @group_name: a group name
1808 * @locale: a locale identifier
1809 * @list: a %NULL-terminated array of locale string values
1810 * @length: the length of @list
1812 * Associates a list of string values for @key and @locale under
1813 * @group_name. If the translation for @key cannot be found then
1819 g_key_file_set_locale_string_list (GKeyFile *key_file,
1820 const gchar *group_name,
1822 const gchar *locale,
1823 const gchar * const list[],
1826 GString *value_list;
1830 g_return_if_fail (key_file != NULL);
1831 g_return_if_fail (key != NULL);
1832 g_return_if_fail (locale != NULL);
1833 g_return_if_fail (length != 0);
1835 value_list = g_string_sized_new (length * 128);
1836 for (i = 0; i < length && list[i] != NULL; i++)
1840 value = g_key_file_parse_string_as_value (key_file, list[i], TRUE);
1841 g_string_append (value_list, value);
1842 g_string_append_c (value_list, key_file->list_separator);
1847 full_key = g_strdup_printf ("%s[%s]", key, locale);
1848 g_key_file_set_value (key_file, group_name, full_key, value_list->str);
1850 g_string_free (value_list, TRUE);
1854 * g_key_file_get_boolean:
1855 * @key_file: a #GKeyFile
1856 * @group_name: a group name
1858 * @error: return location for a #GError
1860 * Returns the value associated with @key under @group_name as a
1863 * If @key cannot be found then %FALSE is returned and @error is set
1864 * to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value
1865 * associated with @key cannot be interpreted as a boolean then %FALSE
1866 * is returned and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
1868 * Return value: the value associated with the key as a boolean,
1869 * or %FALSE if the key was not found or could not be parsed.
1874 g_key_file_get_boolean (GKeyFile *key_file,
1875 const gchar *group_name,
1879 GError *key_file_error = NULL;
1881 gboolean bool_value;
1883 g_return_val_if_fail (key_file != NULL, FALSE);
1884 g_return_val_if_fail (group_name != NULL, FALSE);
1885 g_return_val_if_fail (key != NULL, FALSE);
1887 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
1891 g_propagate_error (error, key_file_error);
1895 bool_value = g_key_file_parse_value_as_boolean (key_file, value,
1901 if (g_error_matches (key_file_error,
1903 G_KEY_FILE_ERROR_INVALID_VALUE))
1905 g_set_error (error, G_KEY_FILE_ERROR,
1906 G_KEY_FILE_ERROR_INVALID_VALUE,
1907 _("Key file contains key '%s' "
1908 "which has value that cannot be interpreted."),
1910 g_error_free (key_file_error);
1913 g_propagate_error (error, key_file_error);
1920 * g_key_file_set_boolean:
1921 * @key_file: a #GKeyFile
1922 * @group_name: a group name
1924 * @value: %TRUE or %FALSE
1926 * Associates a new boolean value with @key under @group_name.
1927 * If @key cannot be found then it is created.
1932 g_key_file_set_boolean (GKeyFile *key_file,
1933 const gchar *group_name,
1939 g_return_if_fail (key_file != NULL);
1941 result = g_key_file_parse_boolean_as_value (key_file, value);
1942 g_key_file_set_value (key_file, group_name, key, result);
1947 * g_key_file_get_boolean_list:
1948 * @key_file: a #GKeyFile
1949 * @group_name: a group name
1951 * @length: the number of booleans returned
1952 * @error: return location for a #GError
1954 * Returns the values associated with @key under @group_name as
1957 * If @key cannot be found then %NULL is returned and @error is set to
1958 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
1959 * with @key cannot be interpreted as booleans then %NULL is returned
1960 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
1962 * Return value: the values associated with the key as a list of
1963 * booleans, or %NULL if the key was not found or could not be parsed.
1968 g_key_file_get_boolean_list (GKeyFile *key_file,
1969 const gchar *group_name,
1974 GError *key_file_error;
1976 gboolean *bool_values;
1979 g_return_val_if_fail (key_file != NULL, NULL);
1980 g_return_val_if_fail (group_name != NULL, NULL);
1981 g_return_val_if_fail (key != NULL, NULL);
1986 key_file_error = NULL;
1988 values = g_key_file_get_string_list (key_file, group_name, key,
1989 &num_bools, &key_file_error);
1992 g_propagate_error (error, key_file_error);
1997 bool_values = g_new (gboolean, num_bools);
1999 for (i = 0; i < num_bools; i++)
2001 bool_values[i] = g_key_file_parse_value_as_boolean (key_file,
2007 g_propagate_error (error, key_file_error);
2008 g_strfreev (values);
2009 g_free (bool_values);
2014 g_strfreev (values);
2017 *length = num_bools;
2023 * g_key_file_set_boolean_list:
2024 * @key_file: a #GKeyFile
2025 * @group_name: a group name
2027 * @list: an array of boolean values
2028 * @length: length of @list
2030 * Associates a list of boolean values with @key under @group_name.
2031 * If @key cannot be found then it is created.
2032 * If @group_name is %NULL, the start_group is used.
2037 g_key_file_set_boolean_list (GKeyFile *key_file,
2038 const gchar *group_name,
2043 GString *value_list;
2046 g_return_if_fail (key_file != NULL);
2047 g_return_if_fail (list != NULL);
2049 value_list = g_string_sized_new (length * 8);
2050 for (i = 0; i < length; i++)
2054 value = g_key_file_parse_boolean_as_value (key_file, list[i]);
2056 g_string_append (value_list, value);
2057 g_string_append_c (value_list, key_file->list_separator);
2062 g_key_file_set_value (key_file, group_name, key, value_list->str);
2063 g_string_free (value_list, TRUE);
2067 * g_key_file_get_integer:
2068 * @key_file: a #GKeyFile
2069 * @group_name: a group name
2071 * @error: return location for a #GError
2073 * Returns the value associated with @key under @group_name as an
2076 * If @key cannot be found then 0 is returned and @error is set to
2077 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value associated
2078 * with @key cannot be interpreted as an integer then 0 is returned
2079 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2081 * Return value: the value associated with the key as an integer, or
2082 * 0 if the key was not found or could not be parsed.
2087 g_key_file_get_integer (GKeyFile *key_file,
2088 const gchar *group_name,
2092 GError *key_file_error;
2096 g_return_val_if_fail (key_file != NULL, -1);
2097 g_return_val_if_fail (group_name != NULL, -1);
2098 g_return_val_if_fail (key != NULL, -1);
2100 key_file_error = NULL;
2102 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
2106 g_propagate_error (error, key_file_error);
2110 int_value = g_key_file_parse_value_as_integer (key_file, value,
2116 if (g_error_matches (key_file_error,
2118 G_KEY_FILE_ERROR_INVALID_VALUE))
2120 g_set_error (error, G_KEY_FILE_ERROR,
2121 G_KEY_FILE_ERROR_INVALID_VALUE,
2122 _("Key file contains key '%s' in group '%s' "
2123 "which has value that cannot be interpreted."), key,
2125 g_error_free (key_file_error);
2128 g_propagate_error (error, key_file_error);
2135 * g_key_file_set_integer:
2136 * @key_file: a #GKeyFile
2137 * @group_name: a group name
2139 * @value: an integer value
2141 * Associates a new integer value with @key under @group_name.
2142 * If @key cannot be found then it is created.
2147 g_key_file_set_integer (GKeyFile *key_file,
2148 const gchar *group_name,
2154 g_return_if_fail (key_file != NULL);
2156 result = g_key_file_parse_integer_as_value (key_file, value);
2157 g_key_file_set_value (key_file, group_name, key, result);
2162 * g_key_file_get_integer_list:
2163 * @key_file: a #GKeyFile
2164 * @group_name: a group name
2166 * @length: the number of integers returned
2167 * @error: return location for a #GError
2169 * Returns the values associated with @key under @group_name as
2172 * If @key cannot be found then %NULL is returned and @error is set to
2173 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
2174 * with @key cannot be interpreted as integers then %NULL is returned
2175 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2177 * Return value: the values associated with the key as a list of
2178 * integers, or %NULL if the key was not found or could not be parsed.
2183 g_key_file_get_integer_list (GKeyFile *key_file,
2184 const gchar *group_name,
2189 GError *key_file_error = NULL;
2194 g_return_val_if_fail (key_file != NULL, NULL);
2195 g_return_val_if_fail (group_name != NULL, NULL);
2196 g_return_val_if_fail (key != NULL, NULL);
2201 values = g_key_file_get_string_list (key_file, group_name, key,
2202 &num_ints, &key_file_error);
2205 g_propagate_error (error, key_file_error);
2210 int_values = g_new (gint, num_ints);
2212 for (i = 0; i < num_ints; i++)
2214 int_values[i] = g_key_file_parse_value_as_integer (key_file,
2220 g_propagate_error (error, key_file_error);
2221 g_strfreev (values);
2222 g_free (int_values);
2227 g_strfreev (values);
2236 * g_key_file_set_integer_list:
2237 * @key_file: a #GKeyFile
2238 * @group_name: a group name
2240 * @list: an array of integer values
2241 * @length: number of integer values in @list
2243 * Associates a list of integer values with @key under @group_name.
2244 * If @key cannot be found then it is created.
2249 g_key_file_set_integer_list (GKeyFile *key_file,
2250 const gchar *group_name,
2258 g_return_if_fail (key_file != NULL);
2259 g_return_if_fail (list != NULL);
2261 values = g_string_sized_new (length * 16);
2262 for (i = 0; i < length; i++)
2266 value = g_key_file_parse_integer_as_value (key_file, list[i]);
2268 g_string_append (values, value);
2269 g_string_append_c (values, key_file->list_separator);
2274 g_key_file_set_value (key_file, group_name, key, values->str);
2275 g_string_free (values, TRUE);
2279 * g_key_file_get_double:
2280 * @key_file: a #GKeyFile
2281 * @group_name: a group name
2283 * @error: return location for a #GError
2285 * Returns the value associated with @key under @group_name as a
2286 * double. If @group_name is %NULL, the start_group is used.
2288 * If @key cannot be found then 0.0 is returned and @error is set to
2289 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value associated
2290 * with @key cannot be interpreted as a double then 0.0 is returned
2291 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2293 * Return value: the value associated with the key as a double, or
2294 * 0.0 if the key was not found or could not be parsed.
2299 g_key_file_get_double (GKeyFile *key_file,
2300 const gchar *group_name,
2304 GError *key_file_error;
2306 gdouble double_value;
2308 g_return_val_if_fail (key_file != NULL, -1);
2309 g_return_val_if_fail (group_name != NULL, -1);
2310 g_return_val_if_fail (key != NULL, -1);
2312 key_file_error = NULL;
2314 value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
2318 g_propagate_error (error, key_file_error);
2322 double_value = g_key_file_parse_value_as_double (key_file, value,
2328 if (g_error_matches (key_file_error,
2330 G_KEY_FILE_ERROR_INVALID_VALUE))
2332 g_set_error (error, G_KEY_FILE_ERROR,
2333 G_KEY_FILE_ERROR_INVALID_VALUE,
2334 _("Key file contains key '%s' in group '%s' "
2335 "which has value that cannot be interpreted."), key,
2337 g_error_free (key_file_error);
2340 g_propagate_error (error, key_file_error);
2343 return double_value;
2347 * g_key_file_set_double:
2348 * @key_file: a #GKeyFile
2349 * @group_name: a group name
2351 * @value: an double value
2353 * Associates a new double value with @key under @group_name.
2354 * If @key cannot be found then it is created.
2359 g_key_file_set_double (GKeyFile *key_file,
2360 const gchar *group_name,
2364 gchar result[G_ASCII_DTOSTR_BUF_SIZE];
2366 g_return_if_fail (key_file != NULL);
2368 g_ascii_dtostr (result, sizeof (result), value);
2369 g_key_file_set_value (key_file, group_name, key, result);
2373 * g_key_file_get_double_list:
2374 * @key_file: a #GKeyFile
2375 * @group_name: a group name
2377 * @length: the number of doubles returned
2378 * @error: return location for a #GError
2380 * Returns the values associated with @key under @group_name as
2383 * If @key cannot be found then %NULL is returned and @error is set to
2384 * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
2385 * with @key cannot be interpreted as doubles then %NULL is returned
2386 * and @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.
2388 * Return value: the values associated with the key as a list of
2389 * doubles, or %NULL if the key was not found or could not be parsed.
2394 g_key_file_get_double_list (GKeyFile *key_file,
2395 const gchar *group_name,
2400 GError *key_file_error = NULL;
2402 gdouble *double_values;
2403 gsize i, num_doubles;
2405 g_return_val_if_fail (key_file != NULL, NULL);
2406 g_return_val_if_fail (group_name != NULL, NULL);
2407 g_return_val_if_fail (key != NULL, NULL);
2412 values = g_key_file_get_string_list (key_file, group_name, key,
2413 &num_doubles, &key_file_error);
2416 g_propagate_error (error, key_file_error);
2421 double_values = g_new (gdouble, num_doubles);
2423 for (i = 0; i < num_doubles; i++)
2425 double_values[i] = g_key_file_parse_value_as_double (key_file,
2431 g_propagate_error (error, key_file_error);
2432 g_strfreev (values);
2433 g_free (double_values);
2438 g_strfreev (values);
2441 *length = num_doubles;
2443 return double_values;
2447 * g_key_file_set_double_list:
2448 * @key_file: a #GKeyFile
2449 * @group_name: a group name
2451 * @list: an array of double values
2452 * @length: number of double values in @list
2454 * Associates a list of double values with @key under
2455 * @group_name. If @key cannot be found then it is created.
2460 g_key_file_set_double_list (GKeyFile *key_file,
2461 const gchar *group_name,
2469 g_return_if_fail (key_file != NULL);
2470 g_return_if_fail (list != NULL);
2472 values = g_string_sized_new (length * 16);
2473 for (i = 0; i < length; i++)
2475 gchar result[G_ASCII_DTOSTR_BUF_SIZE];
2477 g_ascii_dtostr( result, sizeof (result), list[i] );
2479 g_string_append (values, result);
2480 g_string_append_c (values, key_file->list_separator);
2483 g_key_file_set_value (key_file, group_name, key, values->str);
2484 g_string_free (values, TRUE);
2488 g_key_file_set_key_comment (GKeyFile *key_file,
2489 const gchar *group_name,
2491 const gchar *comment,
2494 GKeyFileGroup *group;
2495 GKeyFileKeyValuePair *pair;
2496 GList *key_node, *comment_node, *tmp;
2498 group = g_key_file_lookup_group (key_file, group_name);
2501 g_set_error (error, G_KEY_FILE_ERROR,
2502 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2503 _("Key file does not have group '%s'"),
2504 group_name ? group_name : "(null)");
2509 /* First find the key the comments are supposed to be
2512 key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
2514 if (key_node == NULL)
2516 g_set_error (error, G_KEY_FILE_ERROR,
2517 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
2518 _("Key file does not have key '%s' in group '%s'"),
2523 /* Then find all the comments already associated with the
2526 tmp = key_node->next;
2529 pair = (GKeyFileKeyValuePair *) tmp->data;
2531 if (pair->key != NULL)
2536 g_key_file_remove_key_value_pair_node (key_file, group,
2540 if (comment == NULL)
2543 /* Now we can add our new comment
2545 pair = g_slice_new (GKeyFileKeyValuePair);
2547 pair->value = g_key_file_parse_comment_as_value (key_file, comment);
2549 key_node = g_list_insert (key_node, pair, 1);
2555 g_key_file_set_group_comment (GKeyFile *key_file,
2556 const gchar *group_name,
2557 const gchar *comment,
2560 GKeyFileGroup *group;
2562 g_return_val_if_fail (g_key_file_is_group_name (group_name), FALSE);
2564 group = g_key_file_lookup_group (key_file, group_name);
2567 g_set_error (error, G_KEY_FILE_ERROR,
2568 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2569 _("Key file does not have group '%s'"),
2570 group_name ? group_name : "(null)");
2575 /* First remove any existing comment
2579 g_key_file_key_value_pair_free (group->comment);
2580 group->comment = NULL;
2583 if (comment == NULL)
2586 /* Now we can add our new comment
2588 group->comment = g_slice_new (GKeyFileKeyValuePair);
2589 group->comment->key = NULL;
2590 group->comment->value = g_key_file_parse_comment_as_value (key_file, comment);
2596 g_key_file_set_top_comment (GKeyFile *key_file,
2597 const gchar *comment,
2601 GKeyFileGroup *group;
2602 GKeyFileKeyValuePair *pair;
2604 /* The last group in the list should be the top (comments only)
2607 g_warn_if_fail (key_file->groups != NULL);
2608 group_node = g_list_last (key_file->groups);
2609 group = (GKeyFileGroup *) group_node->data;
2610 g_warn_if_fail (group->name == NULL);
2612 /* Note all keys must be comments at the top of
2613 * the file, so we can just free it all.
2615 if (group->key_value_pairs != NULL)
2617 g_list_foreach (group->key_value_pairs,
2618 (GFunc) g_key_file_key_value_pair_free,
2620 g_list_free (group->key_value_pairs);
2621 group->key_value_pairs = NULL;
2624 if (comment == NULL)
2627 pair = g_slice_new (GKeyFileKeyValuePair);
2629 pair->value = g_key_file_parse_comment_as_value (key_file, comment);
2631 group->key_value_pairs =
2632 g_list_prepend (group->key_value_pairs, pair);
2638 * g_key_file_set_comment:
2639 * @key_file: a #GKeyFile
2640 * @group_name: a group name, or %NULL
2642 * @comment: a comment
2643 * @error: return location for a #GError
2645 * Places a comment above @key from @group_name.
2646 * If @key is %NULL then @comment will be written above @group_name.
2647 * If both @key and @group_name are %NULL, then @comment will be
2648 * written above the first group in the file.
2650 * Returns: %TRUE if the comment was written, %FALSE otherwise
2655 g_key_file_set_comment (GKeyFile *key_file,
2656 const gchar *group_name,
2658 const gchar *comment,
2661 g_return_val_if_fail (key_file != NULL, FALSE);
2663 if (group_name != NULL && key != NULL)
2665 if (!g_key_file_set_key_comment (key_file, group_name, key, comment, error))
2668 else if (group_name != NULL)
2670 if (!g_key_file_set_group_comment (key_file, group_name, comment, error))
2675 if (!g_key_file_set_top_comment (key_file, comment, error))
2679 if (comment != NULL)
2680 key_file->approximate_size += strlen (comment);
2686 g_key_file_get_key_comment (GKeyFile *key_file,
2687 const gchar *group_name,
2691 GKeyFileGroup *group;
2692 GKeyFileKeyValuePair *pair;
2693 GList *key_node, *tmp;
2697 g_return_val_if_fail (g_key_file_is_group_name (group_name), NULL);
2699 group = g_key_file_lookup_group (key_file, group_name);
2702 g_set_error (error, G_KEY_FILE_ERROR,
2703 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2704 _("Key file does not have group '%s'"),
2705 group_name ? group_name : "(null)");
2710 /* First find the key the comments are supposed to be
2713 key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
2715 if (key_node == NULL)
2717 g_set_error (error, G_KEY_FILE_ERROR,
2718 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
2719 _("Key file does not have key '%s' in group '%s'"),
2726 /* Then find all the comments already associated with the
2727 * key and concatentate them.
2729 tmp = key_node->next;
2730 if (!key_node->next)
2733 pair = (GKeyFileKeyValuePair *) tmp->data;
2734 if (pair->key != NULL)
2739 pair = (GKeyFileKeyValuePair *) tmp->next->data;
2741 if (pair->key != NULL)
2747 while (tmp != key_node)
2749 pair = (GKeyFileKeyValuePair *) tmp->data;
2752 string = g_string_sized_new (512);
2754 comment = g_key_file_parse_value_as_comment (key_file, pair->value);
2755 g_string_append (string, comment);
2763 comment = string->str;
2764 g_string_free (string, FALSE);
2773 get_group_comment (GKeyFile *key_file,
2774 GKeyFileGroup *group,
2783 tmp = group->key_value_pairs;
2786 GKeyFileKeyValuePair *pair;
2788 pair = (GKeyFileKeyValuePair *) tmp->data;
2790 if (pair->key != NULL)
2796 if (tmp->next == NULL)
2804 GKeyFileKeyValuePair *pair;
2806 pair = (GKeyFileKeyValuePair *) tmp->data;
2809 string = g_string_sized_new (512);
2811 comment = g_key_file_parse_value_as_comment (key_file, pair->value);
2812 g_string_append (string, comment);
2819 return g_string_free (string, FALSE);
2825 g_key_file_get_group_comment (GKeyFile *key_file,
2826 const gchar *group_name,
2830 GKeyFileGroup *group;
2832 group = g_key_file_lookup_group (key_file, group_name);
2835 g_set_error (error, G_KEY_FILE_ERROR,
2836 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2837 _("Key file does not have group '%s'"),
2838 group_name ? group_name : "(null)");
2844 return g_strdup (group->comment->value);
2846 group_node = g_key_file_lookup_group_node (key_file, group_name);
2847 group_node = group_node->next;
2848 group = (GKeyFileGroup *)group_node->data;
2849 return get_group_comment (key_file, group, error);
2853 g_key_file_get_top_comment (GKeyFile *key_file,
2857 GKeyFileGroup *group;
2859 /* The last group in the list should be the top (comments only)
2862 g_warn_if_fail (key_file->groups != NULL);
2863 group_node = g_list_last (key_file->groups);
2864 group = (GKeyFileGroup *) group_node->data;
2865 g_warn_if_fail (group->name == NULL);
2867 return get_group_comment (key_file, group, error);
2871 * g_key_file_get_comment:
2872 * @key_file: a #GKeyFile
2873 * @group_name: a group name, or %NULL
2875 * @error: return location for a #GError
2877 * Retrieves a comment above @key from @group_name.
2878 * If @key is %NULL then @comment will be read from above
2879 * @group_name. If both @key and @group_name are %NULL, then
2880 * @comment will be read from above the first group in the file.
2882 * Returns: a comment that should be freed with g_free()
2887 g_key_file_get_comment (GKeyFile *key_file,
2888 const gchar *group_name,
2892 g_return_val_if_fail (key_file != NULL, NULL);
2894 if (group_name != NULL && key != NULL)
2895 return g_key_file_get_key_comment (key_file, group_name, key, error);
2896 else if (group_name != NULL)
2897 return g_key_file_get_group_comment (key_file, group_name, error);
2899 return g_key_file_get_top_comment (key_file, error);
2903 * g_key_file_remove_comment:
2904 * @key_file: a #GKeyFile
2905 * @group_name: a group name, or %NULL
2907 * @error: return location for a #GError
2909 * Removes a comment above @key from @group_name.
2910 * If @key is %NULL then @comment will be removed above @group_name.
2911 * If both @key and @group_name are %NULL, then @comment will
2912 * be removed above the first group in the file.
2914 * Returns: %TRUE if the comment was removed, %FALSE otherwise
2920 g_key_file_remove_comment (GKeyFile *key_file,
2921 const gchar *group_name,
2925 g_return_val_if_fail (key_file != NULL, FALSE);
2927 if (group_name != NULL && key != NULL)
2928 return g_key_file_set_key_comment (key_file, group_name, key, NULL, error);
2929 else if (group_name != NULL)
2930 return g_key_file_set_group_comment (key_file, group_name, NULL, error);
2932 return g_key_file_set_top_comment (key_file, NULL, error);
2936 * g_key_file_has_group:
2937 * @key_file: a #GKeyFile
2938 * @group_name: a group name
2940 * Looks whether the key file has the group @group_name.
2942 * Return value: %TRUE if @group_name is a part of @key_file, %FALSE
2947 g_key_file_has_group (GKeyFile *key_file,
2948 const gchar *group_name)
2950 g_return_val_if_fail (key_file != NULL, FALSE);
2951 g_return_val_if_fail (group_name != NULL, FALSE);
2953 return g_key_file_lookup_group (key_file, group_name) != NULL;
2957 * g_key_file_has_key:
2958 * @key_file: a #GKeyFile
2959 * @group_name: a group name
2961 * @error: return location for a #GError
2963 * Looks whether the key file has the key @key in the group
2966 * Return value: %TRUE if @key is a part of @group_name, %FALSE
2972 g_key_file_has_key (GKeyFile *key_file,
2973 const gchar *group_name,
2977 GKeyFileKeyValuePair *pair;
2978 GKeyFileGroup *group;
2980 g_return_val_if_fail (key_file != NULL, FALSE);
2981 g_return_val_if_fail (group_name != NULL, FALSE);
2982 g_return_val_if_fail (key != NULL, FALSE);
2984 group = g_key_file_lookup_group (key_file, group_name);
2988 g_set_error (error, G_KEY_FILE_ERROR,
2989 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
2990 _("Key file does not have group '%s'"),
2991 group_name ? group_name : "(null)");
2996 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
2998 return pair != NULL;
3002 g_key_file_add_group (GKeyFile *key_file,
3003 const gchar *group_name)
3005 GKeyFileGroup *group;
3007 g_return_if_fail (key_file != NULL);
3008 g_return_if_fail (g_key_file_is_group_name (group_name));
3010 group = g_key_file_lookup_group (key_file, group_name);
3013 key_file->current_group = group;
3017 group = g_slice_new0 (GKeyFileGroup);
3018 group->name = g_strdup (group_name);
3019 group->lookup_map = g_hash_table_new (g_str_hash, g_str_equal);
3020 key_file->groups = g_list_prepend (key_file->groups, group);
3021 key_file->approximate_size += strlen (group_name) + 3;
3022 key_file->current_group = group;
3024 if (key_file->start_group == NULL)
3025 key_file->start_group = group;
3027 g_hash_table_insert (key_file->group_hash, (gpointer)group->name, group);
3031 g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair)
3036 g_free (pair->value);
3037 g_slice_free (GKeyFileKeyValuePair, pair);
3041 /* Be careful not to call this function on a node with data in the
3042 * lookup map without removing it from the lookup map, first.
3044 * Some current cases where this warning is not a concern are
3046 * - the node being removed is a comment node
3047 * - the entire lookup map is getting destroyed soon after
3051 g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
3052 GKeyFileGroup *group,
3056 GKeyFileKeyValuePair *pair;
3058 pair = (GKeyFileKeyValuePair *) pair_node->data;
3060 group->key_value_pairs = g_list_remove_link (group->key_value_pairs, pair_node);
3062 if (pair->key != NULL)
3063 key_file->approximate_size -= strlen (pair->key) + 1;
3065 g_warn_if_fail (pair->value != NULL);
3066 key_file->approximate_size -= strlen (pair->value);
3068 g_key_file_key_value_pair_free (pair);
3070 g_list_free_1 (pair_node);
3074 g_key_file_remove_group_node (GKeyFile *key_file,
3077 GKeyFileGroup *group;
3080 group = (GKeyFileGroup *) group_node->data;
3083 g_hash_table_remove (key_file->group_hash, group->name);
3085 /* If the current group gets deleted make the current group the last
3088 if (key_file->current_group == group)
3090 /* groups should always contain at least the top comment group,
3091 * unless g_key_file_clear has been called
3093 if (key_file->groups)
3094 key_file->current_group = (GKeyFileGroup *) key_file->groups->data;
3096 key_file->current_group = NULL;
3099 /* If the start group gets deleted make the start group the first
3102 if (key_file->start_group == group)
3104 tmp = g_list_last (key_file->groups);
3107 if (tmp != group_node &&
3108 ((GKeyFileGroup *) tmp->data)->name != NULL)
3115 key_file->start_group = (GKeyFileGroup *) tmp->data;
3117 key_file->start_group = NULL;
3120 key_file->groups = g_list_remove_link (key_file->groups, group_node);
3122 if (group->name != NULL)
3123 key_file->approximate_size -= strlen (group->name) + 3;
3125 tmp = group->key_value_pairs;
3132 g_key_file_remove_key_value_pair_node (key_file, group, pair_node);
3135 g_warn_if_fail (group->key_value_pairs == NULL);
3137 if (group->lookup_map)
3139 g_hash_table_destroy (group->lookup_map);
3140 group->lookup_map = NULL;
3143 g_free ((gchar *) group->name);
3144 g_slice_free (GKeyFileGroup, group);
3145 g_list_free_1 (group_node);
3149 * g_key_file_remove_group:
3150 * @key_file: a #GKeyFile
3151 * @group_name: a group name
3152 * @error: return location for a #GError or %NULL
3154 * Removes the specified group, @group_name,
3155 * from the key file.
3157 * Returns: %TRUE if the group was removed, %FALSE otherwise
3162 g_key_file_remove_group (GKeyFile *key_file,
3163 const gchar *group_name,
3168 g_return_val_if_fail (key_file != NULL, FALSE);
3169 g_return_val_if_fail (group_name != NULL, FALSE);
3171 group_node = g_key_file_lookup_group_node (key_file, group_name);
3175 g_set_error (error, G_KEY_FILE_ERROR,
3176 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
3177 _("Key file does not have group '%s'"),
3182 g_key_file_remove_group_node (key_file, group_node);
3188 g_key_file_add_key (GKeyFile *key_file,
3189 GKeyFileGroup *group,
3193 GKeyFileKeyValuePair *pair;
3195 pair = g_slice_new (GKeyFileKeyValuePair);
3196 pair->key = g_strdup (key);
3197 pair->value = g_strdup (value);
3199 g_hash_table_replace (group->lookup_map, pair->key, pair);
3200 group->key_value_pairs = g_list_prepend (group->key_value_pairs, pair);
3201 group->has_trailing_blank_line = FALSE;
3202 key_file->approximate_size += strlen (key) + strlen (value) + 2;
3206 * g_key_file_remove_key:
3207 * @key_file: a #GKeyFile
3208 * @group_name: a group name
3209 * @key: a key name to remove
3210 * @error: return location for a #GError or %NULL
3212 * Removes @key in @group_name from the key file.
3214 * Returns: %TRUE if the key was removed, %FALSE otherwise
3219 g_key_file_remove_key (GKeyFile *key_file,
3220 const gchar *group_name,
3224 GKeyFileGroup *group;
3225 GKeyFileKeyValuePair *pair;
3227 g_return_val_if_fail (key_file != NULL, FALSE);
3228 g_return_val_if_fail (group_name != NULL, FALSE);
3229 g_return_val_if_fail (key != NULL, FALSE);
3233 group = g_key_file_lookup_group (key_file, group_name);
3236 g_set_error (error, G_KEY_FILE_ERROR,
3237 G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
3238 _("Key file does not have group '%s'"),
3239 group_name ? group_name : "(null)");
3243 pair = g_key_file_lookup_key_value_pair (key_file, group, key);
3247 g_set_error (error, G_KEY_FILE_ERROR,
3248 G_KEY_FILE_ERROR_KEY_NOT_FOUND,
3249 _("Key file does not have key '%s' in group '%s'"),
3254 key_file->approximate_size -= strlen (pair->key) + strlen (pair->value) + 2;
3256 group->key_value_pairs = g_list_remove (group->key_value_pairs, pair);
3257 g_hash_table_remove (group->lookup_map, pair->key);
3258 g_key_file_key_value_pair_free (pair);
3264 g_key_file_lookup_group_node (GKeyFile *key_file,
3265 const gchar *group_name)
3267 GKeyFileGroup *group;
3270 for (tmp = key_file->groups; tmp != NULL; tmp = tmp->next)
3272 group = (GKeyFileGroup *) tmp->data;
3274 if (group && group->name && strcmp (group->name, group_name) == 0)
3281 static GKeyFileGroup *
3282 g_key_file_lookup_group (GKeyFile *key_file,
3283 const gchar *group_name)
3285 return (GKeyFileGroup *)g_hash_table_lookup (key_file->group_hash, group_name);
3289 g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
3290 GKeyFileGroup *group,
3295 for (key_node = group->key_value_pairs;
3297 key_node = key_node->next)
3299 GKeyFileKeyValuePair *pair;
3301 pair = (GKeyFileKeyValuePair *) key_node->data;
3303 if (pair->key && strcmp (pair->key, key) == 0)
3310 static GKeyFileKeyValuePair *
3311 g_key_file_lookup_key_value_pair (GKeyFile *key_file,
3312 GKeyFileGroup *group,
3315 return (GKeyFileKeyValuePair *) g_hash_table_lookup (group->lookup_map, key);
3318 /* Lines starting with # or consisting entirely of whitespace are merely
3319 * recorded, not parsed. This function assumes all leading whitespace
3320 * has been stripped.
3323 g_key_file_line_is_comment (const gchar *line)
3325 return (*line == '#' || *line == '\0' || *line == '\n');
3329 g_key_file_is_group_name (const gchar *name)
3336 p = q = (gchar *) name;
3337 while (*q && *q != ']' && *q != '[' && !g_ascii_iscntrl (*q))
3338 q = g_utf8_find_next_char (q, NULL);
3340 if (*q != '\0' || q == p)
3347 g_key_file_is_key_name (const gchar *name)
3354 p = q = (gchar *) name;
3355 /* We accept a little more than the desktop entry spec says,
3356 * since gnome-vfs uses mime-types as keys in its cache.
3358 while (*q && *q != '=' && *q != '[' && *q != ']')
3359 q = g_utf8_find_next_char (q, NULL);
3361 /* No empty keys, please */
3365 /* We accept spaces in the middle of keys to not break
3366 * existing apps, but we don't tolerate initial or final
3367 * spaces, which would lead to silent corruption when
3368 * rereading the file.
3370 if (*p == ' ' || q[-1] == ' ')
3376 while (*q && (g_unichar_isalnum (g_utf8_get_char_validated (q, -1)) || *q == '-' || *q == '_' || *q == '.' || *q == '@'))
3377 q = g_utf8_find_next_char (q, NULL);
3391 /* A group in a key file is made up of a starting '[' followed by one
3392 * or more letters making up the group name followed by ']'.
3395 g_key_file_line_is_group (const gchar *line)
3405 while (*p && *p != ']')
3406 p = g_utf8_find_next_char (p, NULL);
3411 /* silently accept whitespace after the ] */
3412 p = g_utf8_find_next_char (p, NULL);
3413 while (*p == ' ' || *p == '\t')
3414 p = g_utf8_find_next_char (p, NULL);
3423 g_key_file_line_is_key_value_pair (const gchar *line)
3427 p = (gchar *) g_utf8_strchr (line, -1, '=');
3432 /* Key must be non-empty
3441 g_key_file_parse_value_as_string (GKeyFile *key_file,
3446 gchar *string_value, *p, *q0, *q;
3448 string_value = g_new (gchar, strlen (value) + 1);
3450 p = (gchar *) value;
3451 q0 = q = string_value;
3481 g_set_error_literal (error, G_KEY_FILE_ERROR,
3482 G_KEY_FILE_ERROR_INVALID_VALUE,
3483 _("Key file contains escape character "
3488 if (pieces && *p == key_file->list_separator)
3489 *q = key_file->list_separator;
3503 g_set_error (error, G_KEY_FILE_ERROR,
3504 G_KEY_FILE_ERROR_INVALID_VALUE,
3505 _("Key file contains invalid escape "
3506 "sequence '%s'"), sequence);
3515 if (pieces && (*p == key_file->list_separator))
3517 *pieces = g_slist_prepend (*pieces, g_strndup (q0, q - q0));
3533 *pieces = g_slist_prepend (*pieces, g_strndup (q0, q - q0));
3534 *pieces = g_slist_reverse (*pieces);
3537 return string_value;
3541 g_key_file_parse_string_as_value (GKeyFile *key_file,
3542 const gchar *string,
3543 gboolean escape_separator)
3545 gchar *value, *p, *q;
3547 gboolean parsing_leading_space;
3549 length = strlen (string) + 1;
3551 /* Worst case would be that every character needs to be escaped.
3552 * In other words every character turns to two characters
3554 value = g_new (gchar, 2 * length);
3556 p = (gchar *) string;
3558 parsing_leading_space = TRUE;
3559 while (p < (string + length - 1))
3561 gchar escaped_character[3] = { '\\', 0, 0 };
3566 if (parsing_leading_space)
3568 escaped_character[1] = 's';
3569 strcpy (q, escaped_character);
3579 if (parsing_leading_space)
3581 escaped_character[1] = 't';
3582 strcpy (q, escaped_character);
3592 escaped_character[1] = 'n';
3593 strcpy (q, escaped_character);
3597 escaped_character[1] = 'r';
3598 strcpy (q, escaped_character);
3602 escaped_character[1] = '\\';
3603 strcpy (q, escaped_character);
3605 parsing_leading_space = FALSE;
3608 if (escape_separator && *p == key_file->list_separator)
3610 escaped_character[1] = key_file->list_separator;
3611 strcpy (q, escaped_character);
3613 parsing_leading_space = TRUE;
3619 parsing_leading_space = FALSE;
3631 g_key_file_parse_value_as_integer (GKeyFile *key_file,
3635 gchar *end_of_valid_int;
3640 long_value = strtol (value, &end_of_valid_int, 10);
3642 if (*value == '\0' || *end_of_valid_int != '\0')
3644 gchar *value_utf8 = _g_utf8_make_valid (value);
3645 g_set_error (error, G_KEY_FILE_ERROR,
3646 G_KEY_FILE_ERROR_INVALID_VALUE,
3647 _("Value '%s' cannot be interpreted "
3648 "as a number."), value_utf8);
3649 g_free (value_utf8);
3654 int_value = long_value;
3655 if (int_value != long_value || errno == ERANGE)
3657 gchar *value_utf8 = _g_utf8_make_valid (value);
3660 G_KEY_FILE_ERROR_INVALID_VALUE,
3661 _("Integer value '%s' out of range"),
3663 g_free (value_utf8);
3672 g_key_file_parse_integer_as_value (GKeyFile *key_file,
3676 return g_strdup_printf ("%d", value);
3680 g_key_file_parse_value_as_double (GKeyFile *key_file,
3684 gchar *end_of_valid_d;
3685 gdouble double_value = 0;
3687 double_value = g_ascii_strtod (value, &end_of_valid_d);
3689 if (*end_of_valid_d != '\0' || end_of_valid_d == value)
3691 gchar *value_utf8 = _g_utf8_make_valid (value);
3692 g_set_error (error, G_KEY_FILE_ERROR,
3693 G_KEY_FILE_ERROR_INVALID_VALUE,
3694 _("Value '%s' cannot be interpreted "
3695 "as a float number."),
3697 g_free (value_utf8);
3700 return double_value;
3704 g_key_file_parse_value_as_boolean (GKeyFile *key_file,
3710 if (strcmp (value, "true") == 0 || strcmp (value, "1") == 0)
3712 else if (strcmp (value, "false") == 0 || strcmp (value, "0") == 0)
3715 value_utf8 = _g_utf8_make_valid (value);
3716 g_set_error (error, G_KEY_FILE_ERROR,
3717 G_KEY_FILE_ERROR_INVALID_VALUE,
3718 _("Value '%s' cannot be interpreted "
3719 "as a boolean."), value_utf8);
3720 g_free (value_utf8);
3726 g_key_file_parse_boolean_as_value (GKeyFile *key_file,
3730 return g_strdup ("true");
3732 return g_strdup ("false");
3736 g_key_file_parse_value_as_comment (GKeyFile *key_file,
3743 string = g_string_sized_new (512);
3745 lines = g_strsplit (value, "\n", 0);
3747 for (i = 0; lines[i] != NULL; i++)
3749 if (lines[i][0] != '#')
3750 g_string_append_printf (string, "%s\n", lines[i]);
3752 g_string_append_printf (string, "%s\n", lines[i] + 1);
3756 return g_string_free (string, FALSE);
3760 g_key_file_parse_comment_as_value (GKeyFile *key_file,
3761 const gchar *comment)
3767 string = g_string_sized_new (512);
3769 lines = g_strsplit (comment, "\n", 0);
3771 for (i = 0; lines[i] != NULL; i++)
3772 g_string_append_printf (string, "#%s%s", lines[i],
3773 lines[i + 1] == NULL? "" : "\n");
3776 return g_string_free (string, FALSE);
3779 #define __G_KEY_FILE_C__
3780 #include "galiasdef.c"