* Copyright 2004 Red Hat, Inc.
*
* Written by Ray Strode <rstrode@redhat.com>
+ * Matthias Clasen <mclasen@redhat.com>
*
* GLib is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
*/
#include "config.h"
+
#include "gkeyfile.h"
#include <errno.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
+#endif
+#ifdef G_OS_WIN32
+#include <io.h>
+
+#ifndef S_ISREG
+#define S_ISREG(mode) ((mode)&_S_IFREG)
+#endif
+
+#endif /* G_OS_WIN23 */
#include "gconvert.h"
#include "gdataset.h"
#include "gslist.h"
#include "gmem.h"
#include "gmessages.h"
+#include "gstdio.h"
#include "gstring.h"
#include "gstrfuncs.h"
#include "gutils.h"
+#include "galias.h"
+
typedef struct _GKeyFileGroup GKeyFileGroup;
struct _GKeyFile
{
GList *groups;
- gchar *start_group_name;
-
+ GKeyFileGroup *start_group;
GKeyFileGroup *current_group;
GString *parse_buffer; /* Holds up to one line of not-yet-parsed data */
GKeyFileFlags flags;
};
+typedef struct _GKeyFileKeyValuePair GKeyFileKeyValuePair;
+
struct _GKeyFileGroup
{
const gchar *name; /* NULL for above first group (which will be comments) */
+ GKeyFileKeyValuePair *comment; /* Special comment that is stuck to the top of a group */
+
GList *key_value_pairs;
/* Used in parallel with key_value_pairs for
GHashTable *lookup_map;
};
-typedef struct
+struct _GKeyFileKeyValuePair
{
gchar *key; /* NULL for comments */
gchar *value;
-} GKeyFileKeyValuePair;
+};
static gint find_file_in_data_dirs (const gchar *file,
gchar **output_file,
gchar ***data_dirs,
GError **error);
-static void g_key_file_load_from_fd (GKeyFile *key_file,
+static gboolean g_key_file_load_from_fd (GKeyFile *key_file,
gint fd,
GKeyFileFlags flags,
GError **error);
+static GList *g_key_file_lookup_group_node (GKeyFile *key_file,
+ const gchar *group_name);
static GKeyFileGroup *g_key_file_lookup_group (GKeyFile *key_file,
const gchar *group_name);
-static GKeyFileKeyValuePair *g_key_file_lookup_key_value_pair (GKeyFile *key_file,
+
+static GList *g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ const gchar *key);
+static GKeyFileKeyValuePair *g_key_file_lookup_key_value_pair (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ const gchar *key);
+
+static void g_key_file_remove_group_node (GKeyFile *key_file,
+ GList *group_node);
+static void g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ GList *pair_node);
+
+static void g_key_file_add_key (GKeyFile *key_file,
GKeyFileGroup *group,
- const gchar *key);
-static void g_key_file_remove_group_node (GKeyFile *entry,
- GList *group_node);
-static void g_key_file_add_key (GKeyFile *entry,
- const gchar *group_name,
const gchar *key,
const gchar *value);
-static void g_key_file_add_group (GKeyFile *entry,
+static void g_key_file_add_group (GKeyFile *key_file,
const gchar *group_name);
static void g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair);
static gboolean g_key_file_line_is_comment (const gchar *line);
static gboolean g_key_file_line_is_group (const gchar *line);
static gboolean g_key_file_line_is_key_value_pair (const gchar *line);
-static gchar *g_key_file_parse_value_as_string (GKeyFile *entry,
+static gchar *g_key_file_parse_value_as_string (GKeyFile *key_file,
const gchar *value,
GSList **separators,
GError **error);
-static gchar *g_key_file_parse_string_as_value (GKeyFile *entry,
+static gchar *g_key_file_parse_string_as_value (GKeyFile *key_file,
const gchar *string,
gboolean escape_separator);
-static gint g_key_file_parse_value_as_integer (GKeyFile *entry,
+static gint g_key_file_parse_value_as_integer (GKeyFile *key_file,
const gchar *value,
GError **error);
-static gchar *g_key_file_parse_integer_as_value (GKeyFile *entry,
+static gchar *g_key_file_parse_integer_as_value (GKeyFile *key_file,
gint value);
-static gboolean g_key_file_parse_value_as_boolean (GKeyFile *entry,
+static gboolean g_key_file_parse_value_as_boolean (GKeyFile *key_file,
const gchar *value,
GError **error);
-static gchar *g_key_file_parse_boolean_as_value (GKeyFile *entry,
+static gchar *g_key_file_parse_boolean_as_value (GKeyFile *key_file,
gboolean value);
-static void g_key_file_parse_key_value_pair (GKeyFile *entry,
+static gchar *g_key_file_parse_value_as_comment (GKeyFile *key_file,
+ const gchar *value);
+static gchar *g_key_file_parse_comment_as_value (GKeyFile *key_file,
+ const gchar *comment);
+static void g_key_file_parse_key_value_pair (GKeyFile *key_file,
const gchar *line,
gsize length,
GError **error);
-static void g_key_file_parse_comment (GKeyFile *entry,
+static void g_key_file_parse_comment (GKeyFile *key_file,
const gchar *line,
gsize length,
GError **error);
-static void g_key_file_parse_group (GKeyFile *entry,
+static void g_key_file_parse_group (GKeyFile *key_file,
const gchar *line,
gsize length,
GError **error);
static gchar *key_get_locale (const gchar *key);
-static void g_key_file_parse_data (GKeyFile *entry,
+static void g_key_file_parse_data (GKeyFile *key_file,
const gchar *data,
gsize length,
GError **error);
-static void g_key_file_flush_parse_buffer (GKeyFile *entry,
+static void g_key_file_flush_parse_buffer (GKeyFile *key_file,
GError **error);
{
key_file->current_group = g_new0 (GKeyFileGroup, 1);
key_file->groups = g_list_prepend (NULL, key_file->current_group);
- key_file->start_group_name = NULL;
+ key_file->start_group = NULL;
key_file->parse_buffer = g_string_sized_new (128);
key_file->approximate_size = 0;
key_file->list_separator = ';';
if (key_file->parse_buffer)
g_string_free (key_file->parse_buffer, TRUE);
- g_free (key_file->start_group_name);
-
tmp = key_file->groups;
while (tmp != NULL)
{
/**
* g_key_file_new:
- * @flags: flags from #GKeyFileFlags
*
* Creates a new empty #GKeyFile object. Use g_key_file_load_from_file(),
* g_key_file_load_from_data() or g_key_file_load_from_data_dirs() to
{
gchar **data_dirs, *data_dir, *path;
gint fd;
- GError *file_error;
- file_error = NULL;
path = NULL;
fd = -1;
path = g_build_filename (data_dir, sub_dir,
candidate_file, NULL);
- fd = open (path, O_RDONLY);
-
- if (output_file != NULL)
- *output_file = g_strdup (path);
-
- g_free (path);
+ fd = g_open (path, O_RDONLY, 0);
- if (fd < 0 && file_error == NULL)
- file_error = g_error_new (G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_NOT_FOUND,
- _("Valid key file could not be "
- "found in data dirs"));
+ if (fd < 0)
+ {
+ g_free (path);
+ path = NULL;
+ }
candidate_file = strchr (candidate_file, '-');
*dirs = data_dirs;
- if (file_error)
+ if (fd < 0)
{
- if (fd >= 0)
- g_error_free (file_error);
- else
- g_propagate_error (error, file_error);
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_NOT_FOUND,
+ _("Valid key file could not be "
+ "found in data dirs"));
}
- if (output_file && fd < 0)
- {
- g_free (*output_file);
- *output_file = NULL;
- }
+ if (output_file != NULL && fd > 0)
+ *output_file = g_strdup (path);
+
+ g_free (path);
return fd;
}
-static void
+static gboolean
g_key_file_load_from_fd (GKeyFile *key_file,
gint fd,
GKeyFileFlags flags,
GError **error)
{
GError *key_file_error = NULL;
- gsize bytes_read;
+ gssize bytes_read;
struct stat stat_buf;
gchar read_buf[4096];
+
+ if (fstat (fd, &stat_buf) < 0)
+ {
+ g_set_error (error, G_FILE_ERROR,
+ g_file_error_from_errno (errno),
+ "%s", g_strerror (errno));
+ return FALSE;
+ }
- if (key_file->approximate_size > 0)
+ if (!S_ISREG (stat_buf.st_mode))
{
- g_key_file_clear (key_file);
- g_key_file_init (key_file);
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_PARSE,
+ _("Not a regular file"));
+ return FALSE;
}
- key_file->flags = flags;
- fstat (fd, &stat_buf);
if (stat_buf.st_size == 0)
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_PARSE,
_("File is empty"));
- return;
+ return FALSE;
}
- key_file->start_group_name = NULL;
+ if (key_file->approximate_size > 0)
+ {
+ g_key_file_clear (key_file);
+ g_key_file_init (key_file);
+ }
+ key_file->flags = flags;
bytes_read = 0;
do
if (bytes_read < 0)
{
- if (errno == EINTR)
+ if (errno == EINTR || errno == EAGAIN)
continue;
g_set_error (error, G_FILE_ERROR,
g_file_error_from_errno (errno),
- _("Failed to read from file: %s"),
- g_strerror (errno));
- close (fd);
- return;
+ "%s", g_strerror (errno));
+ return FALSE;
}
g_key_file_parse_data (key_file,
}
while (!key_file_error);
- close (fd);
-
if (key_file_error)
{
g_propagate_error (error, key_file_error);
- return;
+ return FALSE;
}
g_key_file_flush_parse_buffer (key_file, &key_file_error);
if (key_file_error)
{
g_propagate_error (error, key_file_error);
- return;
+ return FALSE;
}
+
+ return TRUE;
}
/**
* g_key_file_load_from_file:
* @key_file: an empty #GKeyFile struct
- * @file: the path of a filename to load
+ * @file: the path of a filename to load, in the GLib file name encoding
* @flags: flags from #GKeyFileFlags
* @error: return location for a #GError, or %NULL
*
* If the file could not be loaded then %error is set to
* either a #GFileError or #GKeyFileError.
*
+ * Return value: %TRUE if a key file could be loaded, %FALSE othewise
* Since: 2.6
**/
-void
+gboolean
g_key_file_load_from_file (GKeyFile *key_file,
const gchar *file,
GKeyFileFlags flags,
GError *key_file_error = NULL;
gint fd;
- fd = open (file, O_RDONLY);
+ g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (file != NULL, FALSE);
+
+ fd = g_open (file, O_RDONLY, 0);
if (fd < 0)
{
g_set_error (error, G_FILE_ERROR,
g_file_error_from_errno (errno),
- _("Failed to open file '%s': %s"),
- file, g_strerror (errno));
- return;
- }
-
- if (!g_file_test (file, G_FILE_TEST_IS_REGULAR))
- {
- g_set_error (error, G_FILE_ERROR,
- G_FILE_ERROR_ISDIR,
- _("Not a regular file: '%s'"),
- file);
- return;
+ "%s", g_strerror (errno));
+ return FALSE;
}
g_key_file_load_from_fd (key_file, fd, flags, &key_file_error);
+ close (fd);
if (key_file_error)
- g_propagate_error (error, key_file_error);
+ {
+ g_propagate_error (error, key_file_error);
+ return FALSE;
+ }
+
+ return TRUE;
}
/**
* @flags: flags from #GKeyFileFlags
* @error: return location for a #GError, or %NULL
*
- * Loads a key file from memory into an empty #GKeyFile structure.
- * If the object cannot be created then %error is set to a #GKeyFileError.
+ * Loads a key file from memory into an empty #GKeyFile structure. If
+ * the object cannot be created then %error is set to a
+ * #GKeyFileError.
*
+ * Return value: %TRUE if a key file could be loaded, %FALSE othewise
* Since: 2.6
**/
-void
+gboolean
g_key_file_load_from_data (GKeyFile *key_file,
const gchar *data,
gsize length,
{
GError *key_file_error = NULL;
- g_return_if_fail (data != NULL);
- g_return_if_fail (length != 0);
+ g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (data != NULL, FALSE);
+ g_return_val_if_fail (length != 0, FALSE);
+
+ if (length == (gsize)-1)
+ length = strlen (data);
if (key_file->approximate_size > 0)
{
if (key_file_error)
{
g_propagate_error (error, key_file_error);
- return;
+ return FALSE;
}
g_key_file_flush_parse_buffer (key_file, &key_file_error);
if (key_file_error)
- g_propagate_error (error, key_file_error);
+ {
+ g_propagate_error (error, key_file_error);
+ return FALSE;
+ }
+
+ return TRUE;
}
/**
* @full_path. If the file could not be loaded then an %error is
* set to either a #GFileError or #GKeyFileError.
*
+ * Return value: %TRUE if a key file could be loaded, %FALSE othewise
* Since: 2.6
**/
-void
+gboolean
g_key_file_load_from_data_dirs (GKeyFile *key_file,
const gchar *file,
gchar **full_path,
GError *key_file_error = NULL;
gchar **all_data_dirs, **data_dirs;
const gchar * user_data_dir;
- const const gchar * const * system_data_dirs;
+ const gchar * const * system_data_dirs;
gsize i, j;
gchar *output_path;
gint fd;
+ gboolean found_file;
- g_return_if_fail (!g_path_is_absolute (file));
+ g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (!g_path_is_absolute (file), FALSE);
user_data_dir = g_get_user_data_dir ();
system_data_dirs = g_get_system_data_dirs ();
- all_data_dirs = g_new (gchar *, g_strv_length ((gchar **)system_data_dirs) + 1);
+ all_data_dirs = g_new0 (gchar *, g_strv_length ((gchar **)system_data_dirs) + 2);
i = 0;
all_data_dirs[i++] = g_strdup (user_data_dir);
while (system_data_dirs[j] != NULL)
all_data_dirs[i++] = g_strdup (system_data_dirs[j++]);
+ found_file = FALSE;
data_dirs = all_data_dirs;
- while (*data_dirs != NULL)
+ output_path = NULL;
+ while (*data_dirs != NULL && !found_file)
{
+ g_free (output_path);
+
fd = find_file_in_data_dirs (file, &output_path, &data_dirs,
&key_file_error);
{
if (key_file_error)
g_propagate_error (error, key_file_error);
-
- break;
+ break;
}
- g_key_file_load_from_fd (key_file, fd, flags,
- &key_file_error);
+ found_file = g_key_file_load_from_fd (key_file, fd, flags,
+ &key_file_error);
+ close (fd);
if (key_file_error)
{
g_propagate_error (error, key_file_error);
- g_free (output_path);
-
break;
}
-
- if (full_path)
- *full_path = output_path;
}
+ if (found_file && full_path)
+ *full_path = output_path;
+ else
+ g_free (output_path);
+
g_strfreev (all_data_dirs);
+
+ return found_file;
}
/**
g_key_file_locale_is_interesting (GKeyFile *key_file,
const gchar *locale)
{
- const const gchar * const * current_locales;
+ const gchar * const * current_locales;
gsize i;
if (key_file->flags & G_KEY_FILE_KEEP_TRANSLATIONS)
{
GKeyFileKeyValuePair *pair;
- if (!key_file->flags & G_KEY_FILE_KEEP_COMMENTS)
+ if (!(key_file->flags & G_KEY_FILE_KEEP_COMMENTS))
return;
g_assert (key_file->current_group != NULL);
-
+
pair = g_new0 (GKeyFileKeyValuePair, 1);
pair->key = NULL;
group_name = g_strndup (group_name_start,
group_name_end - group_name_start);
- if (key_file->start_group_name == NULL)
- key_file->start_group_name = g_strdup (group_name);
-
g_key_file_add_group (key_file, group_name);
g_free (group_name);
}
value = g_strndup (value_start, value_len);
- if (!g_utf8_validate (value, -1, NULL))
- {
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
- _("Key file contains line '%s' "
- "which is not UTF-8"), line);
-
- g_free (key);
- g_free (value);
- return;
- }
+ g_assert (key_file->start_group != NULL);
if (key_file->current_group
&& key_file->current_group->name
- && strcmp (g_key_file_get_start_group (key_file),
+ && strcmp (key_file->start_group->name,
key_file->current_group->name) == 0
&& strcmp (key, "Encoding") == 0)
{
locale = key_get_locale (key);
if (locale == NULL || g_key_file_locale_is_interesting (key_file, locale))
- g_key_file_add_key (key_file, key_file->current_group->name, key, value);
+ g_key_file_add_key (key_file, key_file->current_group, key, value);
g_free (locale);
g_free (key);
gsize i;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (data != NULL);
parse_error = NULL;
{
if (data[i] == '\n')
{
+ if (i > 0 && data[i - 1] == '\r')
+ g_string_erase (key_file->parse_buffer,
+ key_file->parse_buffer->len - 1,
+ 1);
+
/* When a newline is encountered flush the parse buffer so that the
* line can be parsed. Note that completely blank lines won't show
* up in the parse buffer, so they get parsed directly.
group = (GKeyFileGroup *) group_node->data;
+ if (group->comment != NULL)
+ g_string_append_printf (data_string, "%s\n", group->comment->value);
if (group->name != NULL)
g_string_append_printf (data_string, "[%s]\n", group->name);
/**
* g_key_file_get_keys:
* @key_file: a #GKeyFile
- * @group_name: a group name, or %NULL
+ * @group_name: a group name
* @length: return location for the number of keys returned, or %NULL
* @error: return location for a #GError, or %NULL
*
- * Returns all keys for the group name @group_name. If @group_name is
- * %NULL, the start group is used. The array of returned keys will be
- * %NULL-terminated, so @length may optionally be %NULL.
+ * Returns all keys for the group name @group_name. The array of
+ * returned keys will be %NULL-terminated, so @length may
+ * optionally be %NULL. In the event that the @group_name cannot
+ * be found, %NULL is returned and @error is set to
+ * #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
*
* Return value: a newly-allocated %NULL-terminated array of
* strings. Use g_strfreev() to free it.
gsize i, num_keys;
g_return_val_if_fail (key_file != NULL, NULL);
-
- if (group_name == NULL)
- group_name = (const gchar *) key_file->start_group_name;
+ g_return_val_if_fail (group_name != NULL, NULL);
group = g_key_file_lookup_group (key_file, group_name);
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
_("Key file does not have group '%s'"),
- group_name);
+ group_name ? group_name : "(null)");
return NULL;
}
- num_keys = g_list_length (group->key_value_pairs);
+ num_keys = 0;
+ for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+
+ if (pair->key)
+ num_keys++;
+ }
- keys = (gchar **) g_new (gchar **, num_keys + 1);
+ keys = g_new0 (gchar *, num_keys + 1);
- tmp = group->key_value_pairs;
- for (i = 0; i < num_keys; i++)
+ i = num_keys - 1;
+ for (tmp = group->key_value_pairs; tmp; tmp = tmp->next)
{
GKeyFileKeyValuePair *pair;
pair = (GKeyFileKeyValuePair *) tmp->data;
- keys[i] = g_strdup (pair->key);
- tmp = tmp->next;
+ if (pair->key)
+ {
+ keys[i] = g_strdup (pair->key);
+ i--;
+ }
}
- keys[i] = NULL;
+
+ keys[num_keys] = NULL;
if (length)
*length = num_keys;
{
g_return_val_if_fail (key_file != NULL, NULL);
- if (key_file->start_group_name)
- return g_strdup (key_file->start_group_name);
- else
- return NULL;
+ if (key_file->start_group)
+ return g_strdup (key_file->start_group->name);
+
+ return NULL;
}
/**
g_key_file_get_groups (GKeyFile *key_file,
gsize *length)
{
- GList *tmp;
+ GList *group_node;
gchar **groups;
gsize i, num_groups;
g_return_val_if_fail (key_file != NULL, NULL);
num_groups = g_list_length (key_file->groups);
- groups = (gchar **) g_new (gchar **, num_groups + 1);
- tmp = key_file->groups;
- for (i = 0; i < num_groups; i++)
+ g_assert (num_groups > 0);
+
+ /* Only need num_groups instead of num_groups + 1
+ * because the first group of the file (last in the
+ * list) is always the comment group at the top,
+ * which we skip
+ */
+ groups = g_new0 (gchar *, num_groups);
+
+ group_node = g_list_last (key_file->groups);
+
+ g_assert (((GKeyFileGroup *) group_node->data)->name == NULL);
+
+ i = 0;
+ for (group_node = group_node->prev;
+ group_node != NULL;
+ group_node = group_node->prev)
{
GKeyFileGroup *group;
- group = (GKeyFileGroup *) tmp->data;
- groups[i] = g_strdup (group->name);
+ group = (GKeyFileGroup *) group_node->data;
- tmp = tmp->next;
+ g_assert (group->name != NULL);
+
+ groups[i++] = g_strdup (group->name);
}
groups[i] = NULL;
if (length)
- *length = num_groups;
+ *length = i;
return groups;
}
* @key_file: a #GKeyFile
* @group_name: a group name
* @key: a key
- * @error: return location for a #GError, or #NULL
+ * @error: return location for a #GError, or %NULL
*
* Returns the value associated with @key under @group_name.
+ *
* In the event the key cannot be found, %NULL is returned and
* @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
* event that the @group_name cannot be found, %NULL is returned
* and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
*
- * Return value: a string or %NULL if the specified key cannot be
- * found.
+ * Return value: a newly allocated string or %NULL if the specified
+ * key cannot be found.
*
* Since: 2.6
**/
GKeyFileKeyValuePair *pair;
gchar *value = NULL;
- if (group_name == NULL)
- group_name = (const gchar *) key_file->start_group_name;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
group = g_key_file_lookup_group (key_file, group_name);
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
_("Key file does not have group '%s'"),
- group_name);
+ group_name ? group_name : "(null)");
return NULL;
}
* @key: a key
* @value: a string
*
- * Associates a new value with @key under @group_name.
- * If @key cannot be found then it is created. If @group_name
- * cannot be found then it is created as well.
+ * Associates a new value with @key under @group_name. If @key
+ * cannot be found then it is created. If @group_name cannot be
+ * found then it is created.
*
* Since: 2.6
**/
GKeyFileGroup *group;
GKeyFileKeyValuePair *pair;
- pair = NULL;
+ g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
+ g_return_if_fail (key != NULL);
+ g_return_if_fail (value != NULL);
- if (group_name == NULL)
- group_name = (const gchar *) key_file->start_group_name;
+ group = g_key_file_lookup_group (key_file, group_name);
+
+ if (!group)
+ {
+ g_key_file_add_group (key_file, group_name);
+ group = (GKeyFileGroup *) key_file->groups->data;
- if (!g_key_file_has_key (key_file, group_name, key, NULL))
- g_key_file_add_key (key_file, group_name, key, value);
+ g_key_file_add_key (key_file, group, key, value);
+ }
else
{
- group = g_key_file_lookup_group (key_file, group_name);
pair = g_key_file_lookup_key_value_pair (key_file, group, key);
- g_free (pair->value);
- pair->value = g_strdup (value);
+
+ if (!pair)
+ g_key_file_add_key (key_file, group, key, value);
+ else
+ {
+ g_free (pair->value);
+ pair->value = g_strdup (value);
+ }
}
}
* @key_file: a #GKeyFile
* @group_name: a group name
* @key: a key
- * @error: return location for a #GError, or #NULL
+ * @error: return location for a #GError, or %NULL
*
* Returns the value associated with @key under @group_name.
+ *
* In the event the key cannot be found, %NULL is returned and
* @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
* event that the @group_name cannot be found, %NULL is returned
* and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
*
- * Return value: a string or %NULL if the specified key cannot be
- * found.
+ * Return value: a newly allocated string or %NULL if the specified
+ * key cannot be found.
*
* Since: 2.6
**/
GError *key_file_error;
g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
g_return_val_if_fail (key != NULL, NULL);
key_file_error = NULL;
return NULL;
}
+ if (!g_utf8_validate (value, -1, NULL))
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
+ _("Key file contains key '%s' with value '%s' "
+ "which is not UTF-8"), key, value);
+ g_free (value);
+ return NULL;
+ }
+
string_value = g_key_file_parse_value_as_string (key_file, value, NULL,
&key_file_error);
g_free (value);
* @key: a key
* @string: a string
*
- * Associates a new string value with @key under @group_name.
- * If @key cannot be found then it is created. If @group_name
- * cannot be found then it is created as well.
+ * Associates a new string value with @key under @group_name. If
+ * @key cannot be found then it is created. If @group_name
+ * cannot be found then it is created.
*
* Since: 2.6
**/
gchar *value;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
-
+ g_return_if_fail (string != NULL);
+
value = g_key_file_parse_string_as_value (key_file, string, FALSE);
g_key_file_set_value (key_file, group_name, key, value);
g_free (value);
* @error: return location for a #GError, or %NULL
*
* Returns the values associated with @key under @group_name.
+ *
* In the event the key cannot be found, %NULL is returned and
* @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
* event that the @group_name cannot be found, %NULL is returned
gint i, len;
GSList *p, *pieces = NULL;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
if (key_file_error)
return NULL;
}
+ if (!g_utf8_validate (value, -1, NULL))
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_UNKNOWN_ENCODING,
+ _("Key file contains key '%s' with value '%s' "
+ "which is not UTF-8"), key, value);
+ g_free (value);
+ return NULL;
+ }
+
string_value = g_key_file_parse_value_as_string (key_file, value, &pieces, &key_file_error);
g_free (value);
g_free (string_value);
}
len = g_slist_length (pieces);
- values = g_new (gchar *, len + 1);
+ values = g_new0 (gchar *, len + 1);
for (p = pieces, i = 0; p; p = p->next)
values[i++] = p->data;
values[len] = NULL;
* @length: number of locale string values in @list
*
* Associates a list of string values for @key under @group_name.
- * If the @key cannot be found then it is created.
+ * If @key cannot be found then it is created. If @group_name
+ * cannot be found then it is created.
*
* Since: 2.6
**/
gsize i;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
+ g_return_if_fail (list != NULL);
value_list = g_string_sized_new (length * 128);
for (i = 0; list[i] != NULL && i < length; i++)
gchar *full_key, *value;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
+ g_return_if_fail (locale != NULL);
+ g_return_if_fail (string != NULL);
value = g_key_file_parse_string_as_value (key_file, string, FALSE);
full_key = g_strdup_printf ("%s[%s]", key, locale);
*
* Returns the value associated with @key under @group_name
* translated in the given @locale if available. If @locale is
- * %NULL then the current locale is assumed. If @key cannot be
- * found then %NULL is returned and @error is set to
+ * %NULL then the current locale is assumed.
+ *
+ * If @key cannot be found then %NULL is returned and @error is set to
* #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the value associated
* with @key cannot be interpreted or no suitable translation can
- * be found then the untranslated value is returned and @error is
- * set to #G_KEY_FILE_ERROR_INVALID_VALUE and
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND, respectively. In the
- * event that the @group_name cannot be found, %NULL is returned
- * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
+ * be found then the untranslated value is returned.
+ *
+ * Return value: a newly allocated string or %NULL if the specified
+ * key cannot be found.
*
- * Return value: a string or %NULL if the specified key cannot be
- * found.
* Since: 2.6
**/
gchar *
gboolean free_languages = FALSE;
gint i;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
candidate_key = NULL;
translated_value = NULL;
key_file_error = NULL;
- if (!g_key_file_has_group (key_file, group_name))
- {
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
- _("Key file does not have group '%s'"),
- group_name);
- return NULL;
- }
-
if (locale)
{
GSList *l, *list;
candidate_key, NULL);
g_free (candidate_key);
- if (translated_value)
+ if (translated_value && g_utf8_validate (translated_value, -1, NULL))
break;
- }
- if (translated_value && !g_utf8_validate (translated_value, -1, NULL))
- {
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_INVALID_VALUE,
- _("Key file contains key '%s' "
- "which has value that cannot be interpreted."),
- candidate_key);
g_free (translated_value);
translated_value = NULL;
- }
+ }
/* Fallback to untranslated key
*/
if (!translated_value)
g_propagate_error (error, key_file_error);
- else
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_KEY_NOT_FOUND,
- _("Key file contains no translated value "
- "for key '%s' with locale '%s'."),
- key, locale);
}
if (free_languages)
*
* Returns the values associated with @key under @group_name
* translated in the given @locale if available. If @locale is
- * %NULL then the current locale is assumed. If @key cannot be
- * found then %NULL is returned and @error is set to
+ * %NULL then the current locale is assumed.
+
+ * If @key cannot be found then %NULL is returned and @error is set to
* #G_KEY_FILE_ERROR_KEY_NOT_FOUND. If the values associated
* with @key cannot be interpreted or no suitable translations
- * can be found then the untranslated values are returned and
- * @error is set to #G_KEY_FILE_ERROR_INVALID_VALUE and
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND, respectively. In the
- * event that the @group_name cannot be found, %NULL is returned
- * and @error is set to #G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
+ * can be found then the untranslated values are returned.
* The returned array is %NULL-terminated, so @length may optionally be %NULL.
*
* Return value: a newly allocated %NULL-terminated string array
GError *key_file_error;
gchar **values, *value;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
key_file_error = NULL;
value = g_key_file_get_locale_string (key_file, group_name,
*
* Associates a list of string values for @key and @locale under
* @group_name. If the translation for @key cannot be found then
- * it is created.
+ * it is created.
*
* Since: 2.6
**/
gsize i;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
+ g_return_if_fail (locale != NULL);
+ g_return_if_fail (length != 0);
value_list = g_string_sized_new (length * 128);
for (i = 0; list[i] != NULL && i < length; i++)
* @error: return location for a #GError
*
* Returns the value associated with @key under @group_name as a
- * boolean. If @key cannot be found then the return value is
- * undefined and @error is set to
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value
- * associated with @key cannot be interpreted as a boolean then
- * the return value is also undefined and @error is set to
+ * boolean.
+ *
+ * If @key cannot be found then the return value is undefined and
+ * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if
+ * the value associated with @key cannot be interpreted as a boolean
+ * then the return value is also undefined and @error is set to
* #G_KEY_FILE_ERROR_INVALID_VALUE.
*
* Return value: the value associated with the key as a boolean
gchar *value;
gboolean bool_value;
+ g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (group_name != NULL, FALSE);
+ g_return_val_if_fail (key != NULL, FALSE);
+
value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
if (!value)
* @value: %TRUE or %FALSE
*
* Associates a new boolean value with @key under @group_name.
- * If @key cannot be found then it is created.
+ * If @key cannot be found then it is created.
*
* Since: 2.6
**/
gchar *result;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
result = g_key_file_parse_boolean_as_value (key_file, value);
* @error: return location for a #GError
*
* Returns the values associated with @key under @group_name as
- * booleans. If @key cannot be found then the return value is
- * undefined and @error is set to
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values
- * associated with @key cannot be interpreted as booleans then
- * the return value is also undefined and @error is set to
+ * booleans. If @group_name is %NULL, the start_group is used.
+ *
+ * If @key cannot be found then the return value is undefined and
+ * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if
+ * the values associated with @key cannot be interpreted as booleans
+ * then the return value is also undefined and @error is set to
* #G_KEY_FILE_ERROR_INVALID_VALUE.
*
* Return value: the values associated with the key as a boolean
+ *
+ * Since: 2.6
**/
gboolean *
g_key_file_get_boolean_list (GKeyFile *key_file,
gboolean *bool_values;
gsize i, num_bools;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
key_file_error = NULL;
values = g_key_file_get_string_list (key_file, group_name, key,
if (!values)
return NULL;
- bool_values = g_new (gboolean, num_bools);
+ bool_values = g_new0 (gboolean, num_bools);
for (i = 0; i < num_bools; i++)
{
*
* Associates a list of boolean values with @key under
* @group_name. If @key cannot be found then it is created.
+ * If @group_name is %NULL, the start_group is used.
*
* Since: 2.6
**/
gsize i;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
+ g_return_if_fail (list != NULL);
value_list = g_string_sized_new (length * 8);
for (i = 0; i < length; i++)
* @error: return location for a #GError
*
* Returns the value associated with @key under @group_name as an
- * integer. If @key cannot be found then the return value is
- * undefined and @error is set to
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value
- * associated with @key cannot be interpreted as an integer then
- * the return value is also undefined and @error is set to
+ * integer. If @group_name is %NULL, the start_group is used.
+ *
+ * If @key cannot be found then the return value is undefined and
+ * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if
+ * the value associated with @key cannot be interpreted as an integer
+ * then the return value is also undefined and @error is set to
* #G_KEY_FILE_ERROR_INVALID_VALUE.
*
* Return value: the value associated with the key as an integer.
+ *
* Since: 2.6
**/
gint
gchar *value;
gint int_value;
+ g_return_val_if_fail (key_file != NULL, -1);
+ g_return_val_if_fail (group_name != NULL, -1);
+ g_return_val_if_fail (key != NULL, -1);
+
key_file_error = NULL;
value = g_key_file_get_value (key_file, group_name, key, &key_file_error);
gchar *result;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
result = g_key_file_parse_integer_as_value (key_file, value);
* @error: return location for a #GError
*
* Returns the values associated with @key under @group_name as
- * integers. If @key cannot be found then the return value is
- * undefined and @error is set to
- * #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values
- * associated with @key cannot be interpreted as integers then
- * the return value is also undefined and @error is set to
+ * integers.
+ *
+ * If @key cannot be found then the return value is undefined and
+ * @error is set to #G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if
+ * the values associated with @key cannot be interpreted as integers
+ * then the return value is also undefined and @error is set to
* #G_KEY_FILE_ERROR_INVALID_VALUE.
*
* Return value: the values associated with the key as a integer
+ *
* Since: 2.6
**/
gint *
gint *int_values;
gsize i, num_ints;
+ g_return_val_if_fail (key_file != NULL, NULL);
+ g_return_val_if_fail (group_name != NULL, NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
values = g_key_file_get_string_list (key_file, group_name, key,
&num_ints, &key_file_error);
if (!values)
return NULL;
- int_values = g_new (gint, num_ints);
+ int_values = g_new0 (gint, num_ints);
for (i = 0; i < num_ints; i++)
{
gsize i;
g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
g_return_if_fail (key != NULL);
+ g_return_if_fail (list != NULL);
values = g_string_sized_new (length * 16);
for (i = 0; i < length; i++)
g_string_free (values, TRUE);
}
-/**
- * g_key_file_has_group:
- * @key_file: a #GKeyFile
- * @group_name: a group name
- *
- * Looks whether the key file has the group @group_name.
- *
- * Return value: %TRUE if @group_name is a part of @key_file, %FALSE
- * otherwise.
- * Since: 2.6
- **/
-gboolean
-g_key_file_has_group (GKeyFile *key_file,
- const gchar *group_name)
+static void
+g_key_file_set_key_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *key,
+ const gchar *comment,
+ GError **error)
{
- GList *tmp;
GKeyFileGroup *group;
+ GKeyFileKeyValuePair *pair;
+ GList *key_node, *comment_node, *tmp;
+
+ group = g_key_file_lookup_group (key_file, group_name);
+ if (!group)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
+ _("Key file does not have group '%s'"),
+ group_name ? group_name : "(null)");
- g_return_val_if_fail (key_file != NULL, FALSE);
- g_return_val_if_fail (group_name != NULL, FALSE);
+ return;
+ }
- for (tmp = key_file->groups; tmp != NULL; tmp = tmp->next)
+ /* First find the key the comments are supposed to be
+ * associated with
+ */
+ key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
+
+ if (key_node == NULL)
{
- group = (GKeyFileGroup *) tmp->data;
- if (group && group->name && (strcmp (group->name, group_name) == 0))
- return TRUE;
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_KEY_NOT_FOUND,
+ _("Key file does not have key '%s' in group '%s'"),
+ key, group->name);
+ return;
}
- return FALSE;
+ /* Then find all the comments already associated with the
+ * key and free them
+ */
+ tmp = key_node->next;
+ while (tmp != NULL)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+
+ if (pair->key != NULL)
+ break;
+
+ comment_node = tmp;
+ tmp = tmp->next;
+ g_key_file_remove_key_value_pair_node (key_file, group,
+ comment_node);
+ }
+
+ if (comment == NULL)
+ return;
+
+ /* Now we can add our new comment
+ */
+ pair = g_new0 (GKeyFileKeyValuePair, 1);
+
+ pair->key = NULL;
+ pair->value = g_key_file_parse_comment_as_value (key_file, comment);
+
+ key_node = g_list_insert (key_node, pair, 1);
+}
+
+static void
+g_key_file_set_group_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *comment,
+ GError **error)
+{
+ GKeyFileGroup *group;
+
+ group = g_key_file_lookup_group (key_file, group_name);
+ if (!group)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
+ _("Key file does not have group '%s'"),
+ group_name ? group_name : "(null)");
+
+ return;
+ }
+
+ /* First remove any existing comment
+ */
+ if (group->comment)
+ {
+ g_key_file_key_value_pair_free (group->comment);
+ group->comment = NULL;
+ }
+
+ if (comment == NULL)
+ return;
+
+ /* Now we can add our new comment
+ */
+ group->comment = g_new0 (GKeyFileKeyValuePair, 1);
+
+ group->comment->key = NULL;
+ group->comment->value = g_key_file_parse_comment_as_value (key_file, comment);
+}
+
+static void
+g_key_file_set_top_comment (GKeyFile *key_file,
+ const gchar *comment,
+ GError **error)
+{
+ GList *group_node;
+ GKeyFileGroup *group;
+ GKeyFileKeyValuePair *pair;
+
+ /* The last group in the list should be the top (comments only)
+ * group in the file
+ */
+ g_assert (key_file->groups != NULL);
+ group_node = g_list_last (key_file->groups);
+ group = (GKeyFileGroup *) group_node->data;
+ g_assert (group->name == NULL);
+
+ /* Note all keys must be comments at the top of
+ * the file, so we can just free it all.
+ */
+ if (group->key_value_pairs != NULL)
+ {
+ g_list_foreach (group->key_value_pairs,
+ (GFunc) g_key_file_key_value_pair_free,
+ NULL);
+ g_list_free (group->key_value_pairs);
+ group->key_value_pairs = NULL;
+ }
+
+ if (comment == NULL)
+ return;
+
+ pair = g_new0 (GKeyFileKeyValuePair, 1);
+
+ pair->key = NULL;
+ pair->value = g_key_file_parse_comment_as_value (key_file, comment);
+
+ group->key_value_pairs =
+ g_list_prepend (group->key_value_pairs, pair);
+}
+
+/**
+ * g_key_file_set_comment:
+ * @key_file: a #GKeyFile
+ * @group_name: a group name, or %NULL
+ * @key: a key
+ * @comment: a comment
+ * @error: return location for a #GError
+ *
+ * Places a comment above @key from @group_name.
+ * @group_name. If @key is %NULL then @comment will
+ * be written above @group_name. If both @key
+ * and @group_name are NULL, then @comment will
+ * be written above the first group in the file.
+ *
+ * Since: 2.6
+ **/
+void
+g_key_file_set_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *key,
+ const gchar *comment,
+ GError **error)
+{
+ g_return_if_fail (key_file != NULL);
+
+ if (group_name != NULL && key != NULL)
+ g_key_file_set_key_comment (key_file, group_name, key, comment, error);
+ else if (group_name != NULL)
+ g_key_file_set_group_comment (key_file, group_name, comment, error);
+ else
+ g_key_file_set_top_comment (key_file, comment, error);
+
+ if (comment != NULL)
+ key_file->approximate_size += strlen (comment);
+}
+
+static gchar *
+g_key_file_get_key_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *key,
+ GError **error)
+{
+ GKeyFileGroup *group;
+ GKeyFileKeyValuePair *pair;
+ GList *key_node, *tmp;
+ GString *string;
+ gchar *comment;
+
+ group = g_key_file_lookup_group (key_file, group_name);
+ if (!group)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
+ _("Key file does not have group '%s'"),
+ group_name ? group_name : "(null)");
+
+ return NULL;
+ }
+
+ /* First find the key the comments are supposed to be
+ * associated with
+ */
+ key_node = g_key_file_lookup_key_value_pair_node (key_file, group, key);
+
+ if (key_node == NULL)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_KEY_NOT_FOUND,
+ _("Key file does not have key '%s' in group '%s'"),
+ key, group->name);
+ return NULL;
+ }
+
+ string = NULL;
+
+ /* Then find all the comments already associated with the
+ * key and concatentate them.
+ */
+ tmp = key_node->next;
+ if (!key_node->next)
+ return NULL;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+ if (pair->key != NULL)
+ return NULL;
+
+ while (tmp->next)
+ {
+ pair = (GKeyFileKeyValuePair *) tmp->next->data;
+
+ if (pair->key != NULL)
+ break;
+
+ tmp = tmp->next;
+ }
+
+ while (tmp != key_node)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+
+ if (string == NULL)
+ string = g_string_sized_new (512);
+
+ comment = g_key_file_parse_value_as_comment (key_file, pair->value);
+ g_string_append (string, comment);
+ g_free (comment);
+
+ tmp = tmp->prev;
+ }
+
+ if (string != NULL)
+ {
+ comment = string->str;
+ g_string_free (string, FALSE);
+ }
+ else
+ comment = NULL;
+
+ return comment;
+}
+
+static gchar *
+get_group_comment (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ GError **error)
+{
+ GString *string;
+ GList *tmp;
+ gchar *comment;
+
+ string = NULL;
+
+ tmp = group->key_value_pairs;
+ while (tmp)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+
+ if (pair->key != NULL)
+ {
+ tmp = tmp->prev;
+ break;
+ }
+
+ if (tmp->next == NULL)
+ break;
+
+ tmp = tmp->next;
+ }
+
+ while (tmp != NULL)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) tmp->data;
+
+ if (string == NULL)
+ string = g_string_sized_new (512);
+
+ comment = g_key_file_parse_value_as_comment (key_file, pair->value);
+ g_string_append (string, comment);
+ g_free (comment);
+
+ tmp = tmp->prev;
+ }
+
+ if (string != NULL)
+ return g_string_free (string, FALSE);
+
+ return NULL;
+}
+
+static gchar *
+g_key_file_get_group_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ GError **error)
+{
+ GList *group_node;
+ GKeyFileGroup *group;
+
+ group_node = g_key_file_lookup_group_node (key_file, group_name);
+ group = (GKeyFileGroup *)group_node->data;
+ if (!group)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
+ _("Key file does not have group '%s'"),
+ group_name ? group_name : "(null)");
+
+ return NULL;
+ }
+
+ if (group->comment)
+ return g_strdup (group->comment->value);
+
+ group_node = group_node->next;
+ group = (GKeyFileGroup *)group_node->data;
+ return get_group_comment (key_file, group, error);
+}
+
+static gchar *
+g_key_file_get_top_comment (GKeyFile *key_file,
+ GError **error)
+{
+ GList *group_node;
+ GKeyFileGroup *group;
+
+ /* The last group in the list should be the top (comments only)
+ * group in the file
+ */
+ g_assert (key_file->groups != NULL);
+ group_node = g_list_last (key_file->groups);
+ group = (GKeyFileGroup *) group_node->data;
+ g_assert (group->name == NULL);
+
+ return get_group_comment (key_file, group, error);
+}
+
+/**
+ * g_key_file_get_comment:
+ * @key_file: a #GKeyFile
+ * @group_name: a group name, or %NULL
+ * @key: a key
+ * @error: return location for a #GError
+ *
+ * Retrieves a comment above @key from @group_name.
+ * @group_name. If @key is %NULL then @comment will
+ * be read from above @group_name. If both @key
+ * and @group_name are NULL, then @comment will
+ * be read from above the first group in the file.
+ *
+ * Returns: a comment that should be freed with g_free()
+ *
+ * Since: 2.6
+ **/
+gchar *
+g_key_file_get_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *key,
+ GError **error)
+{
+ g_return_val_if_fail (key_file != NULL, NULL);
+
+ if (group_name != NULL && key != NULL)
+ return g_key_file_get_key_comment (key_file, group_name, key, error);
+ else if (group_name != NULL)
+ return g_key_file_get_group_comment (key_file, group_name, error);
+ else
+ return g_key_file_get_top_comment (key_file, error);
+}
+
+/**
+ * g_key_file_remove_comment:
+ * @key_file: a #GKeyFile
+ * @group_name: a group name, or %NULL
+ * @key: a key
+ * @error: return location for a #GError
+ *
+ * Removes a comment above @key from @group_name.
+ * @group_name. If @key is %NULL then @comment will
+ * be written above @group_name. If both @key
+ * and @group_name are NULL, then @comment will
+ * be written above the first group in the file.
+ *
+ * Since: 2.6
+ **/
+
+void
+g_key_file_remove_comment (GKeyFile *key_file,
+ const gchar *group_name,
+ const gchar *key,
+ GError **error)
+{
+ g_return_if_fail (key_file != NULL);
+
+ if (group_name != NULL && key != NULL)
+ g_key_file_set_key_comment (key_file, group_name, key, NULL, error);
+ else if (group_name != NULL)
+ g_key_file_set_group_comment (key_file, group_name, NULL, error);
+ else
+ g_key_file_set_top_comment (key_file, NULL, error);
+}
+
+/**
+ * g_key_file_has_group:
+ * @key_file: a #GKeyFile
+ * @group_name: a group name
+ *
+ * Looks whether the key file has the group @group_name.
+ *
+ * Return value: %TRUE if @group_name is a part of @key_file, %FALSE
+ * otherwise.
+ * Since: 2.6
+ **/
+gboolean
+g_key_file_has_group (GKeyFile *key_file,
+ const gchar *group_name)
+{
+ g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (group_name != NULL, FALSE);
+
+ return g_key_file_lookup_group_node (key_file, group_name) != NULL;
}
/**
* @error: return location for a #GError
*
* Looks whether the key file has the key @key in the group
- * @group_name.
+ * @group_name.
*
* Return value: %TRUE if @key is a part of @group_name, %FALSE
* otherwise.
+ *
* Since: 2.6
**/
gboolean
GKeyFileGroup *group;
g_return_val_if_fail (key_file != NULL, FALSE);
+ g_return_val_if_fail (group_name != NULL, FALSE);
g_return_val_if_fail (key != NULL, FALSE);
- pair = NULL;
-
- if (group_name == NULL)
- group_name = (const gchar *) key_file->start_group_name;
-
group = g_key_file_lookup_group (key_file, group_name);
if (!group)
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
_("Key file does not have group '%s'"),
- group_name);
+ group_name ? group_name : "(null)");
return FALSE;
}
g_return_if_fail (key_file != NULL);
g_return_if_fail (group_name != NULL);
- g_return_if_fail (g_key_file_lookup_group (key_file, group_name) == NULL);
+ g_return_if_fail (g_key_file_lookup_group_node (key_file, group_name) == NULL);
group = g_new0 (GKeyFileGroup, 1);
group->name = g_strdup (group_name);
key_file->approximate_size += strlen (group_name) + 3;
key_file->current_group = group;
- if (key_file->start_group_name == NULL)
- key_file->start_group_name = g_strdup (group_name);
+ if (key_file->start_group == NULL)
+ key_file->start_group = group;
}
-
static void
g_key_file_key_value_pair_free (GKeyFileKeyValuePair *pair)
{
}
}
+/* Be careful not to call this function on a node with data in the
+ * lookup map without removing it from the lookup map, first.
+ *
+ * Some current cases where this warning is not a concern are
+ * when:
+ * - the node being removed is a comment node
+ * - the entire lookup map is getting destroyed soon after
+ * anyway.
+ */
+static void
+g_key_file_remove_key_value_pair_node (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ GList *pair_node)
+{
+
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) pair_node->data;
+
+ group->key_value_pairs = g_list_remove_link (group->key_value_pairs, pair_node);
+
+ if (pair->key != NULL)
+ key_file->approximate_size -= strlen (pair->key) + 1;
+
+ g_assert (pair->value != NULL);
+ key_file->approximate_size -= strlen (pair->value);
+
+ g_key_file_key_value_pair_free (pair);
+
+ g_list_free_1 (pair_node);
+}
+
static void
g_key_file_remove_group_node (GKeyFile *key_file,
GList *group_node)
{
GKeyFileGroup *group;
+ GList *tmp;
group = (GKeyFileGroup *) group_node->data;
- /* If the current group gets deleted make the current group the first
- * group.
+ /* If the current group gets deleted make the current group the last
+ * added group.
*/
if (key_file->current_group == group)
{
- GList *first_group;
+ /* groups should always contain at least the top comment group,
+ * unless g_key_file_clear has been called
+ */
+ if (key_file->groups)
+ key_file->current_group = (GKeyFileGroup *) key_file->groups->data;
+ else
+ key_file->current_group = NULL;
+ }
- first_group = key_file->groups;
+ /* If the start group gets deleted make the start group the first
+ * added group.
+ */
+ if (key_file->start_group == group)
+ {
+ tmp = g_list_last (key_file->groups);
+ while (tmp != NULL)
+ {
+ if (tmp != group_node &&
+ ((GKeyFileGroup *) tmp->data)->name != NULL)
+ break;
- if (first_group)
- key_file->current_group = (GKeyFileGroup *) first_group->data;
+ tmp = tmp->prev;
+ }
+
+ if (tmp)
+ key_file->start_group = (GKeyFileGroup *) tmp->data;
else
- key_file->current_group = NULL;
+ key_file->start_group = NULL;
}
key_file->groups = g_list_remove_link (key_file->groups, group_node);
if (group->name != NULL)
key_file->approximate_size -= strlen (group->name) + 3;
- /* FIXME: approximate_size isn't getting updated for the
- * removed keys in group.
- */
- g_list_foreach (group->key_value_pairs,
- (GFunc) g_key_file_key_value_pair_free, NULL);
- g_list_free (group->key_value_pairs);
- group->key_value_pairs = NULL;
+ tmp = group->key_value_pairs;
+ while (tmp != NULL)
+ {
+ GList *pair_node;
+
+ pair_node = tmp;
+ tmp = tmp->next;
+ g_key_file_remove_key_value_pair_node (key_file, group, pair_node);
+ }
+
+ g_assert (group->key_value_pairs == NULL);
if (group->lookup_map)
{
const gchar *group_name,
GError **error)
{
- GKeyFileGroup *group;
GList *group_node;
g_return_if_fail (key_file != NULL);
g_return_if_fail (group_name != NULL);
- group = g_key_file_lookup_group (key_file, group_name);
+ group_node = g_key_file_lookup_group_node (key_file, group_name);
- if (!group)
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
- _("Key file does not have group '%s'"),
- group_name);
+ if (!group_node)
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
+ _("Key file does not have group '%s'"),
+ group_name);
+ return;
+ }
- group_node = g_list_find (key_file->groups, group);
- g_key_file_remove_group_node (key_file, group_node);
+ g_key_file_remove_group_node (key_file, group_node);
}
static void
-g_key_file_add_key (GKeyFile *key_file,
- const gchar *group_name,
- const gchar *key,
- const gchar *value)
+g_key_file_add_key (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ const gchar *key,
+ const gchar *value)
{
- GKeyFileGroup *group;
GKeyFileKeyValuePair *pair;
- group = g_key_file_lookup_group (key_file, group_name);
-
- if (!group)
- {
- g_key_file_add_group (key_file, group_name);
- group = (GKeyFileGroup *) key_file->groups->data;
- }
-
pair = g_new0 (GKeyFileKeyValuePair, 1);
pair->key = g_strdup (key);
- pair->value = g_strdup (value);
+ pair->value = g_strdup (value);
g_hash_table_replace (group->lookup_map, pair->key, pair);
group->key_value_pairs = g_list_prepend (group->key_value_pairs, pair);
GKeyFileGroup *group;
GKeyFileKeyValuePair *pair;
- pair = NULL;
+ g_return_if_fail (key_file != NULL);
+ g_return_if_fail (group_name != NULL);
+ g_return_if_fail (key != NULL);
- if (group_name == NULL)
- group = key_file->current_group;
- else
- group = g_key_file_lookup_group (key_file, group_name);
+ pair = NULL;
+ group = g_key_file_lookup_group (key_file, group_name);
if (!group)
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_GROUP_NOT_FOUND,
_("Key file does not have group '%s'"),
- group_name);
+ group_name ? group_name : "(null)");
return;
}
- group->key_value_pairs = g_list_remove (group->key_value_pairs, key_file);
pair = g_key_file_lookup_key_value_pair (key_file, group, key);
if (!pair)
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_KEY_NOT_FOUND,
- _("Key file does not have key '%s'"), key);
+ _("Key file does not have key '%s' in group '%s'"),
+ key, group->name);
return;
}
- g_hash_table_remove (group->lookup_map, pair->key);
-
key_file->approximate_size -= strlen (pair->key) + strlen (pair->value) + 2;
+
+ group->key_value_pairs = g_list_remove (group->key_value_pairs, pair);
+ g_hash_table_remove (group->lookup_map, pair->key);
g_key_file_key_value_pair_free (pair);
}
-static GKeyFileGroup *
-g_key_file_lookup_group (GKeyFile *key_file,
- const gchar *group_name)
+static GList *
+g_key_file_lookup_group_node (GKeyFile *key_file,
+ const gchar *group_name)
{
GKeyFileGroup *group;
GList *tmp;
group = NULL;
}
- return group;
+ return tmp;
+}
+
+static GKeyFileGroup *
+g_key_file_lookup_group (GKeyFile *key_file,
+ const gchar *group_name)
+{
+ GList *group_node;
+
+ group_node = g_key_file_lookup_group_node (key_file, group_name);
+
+ if (group_node != NULL)
+ return (GKeyFileGroup *) group_node->data;
+
+ return NULL;
+}
+
+static GList *
+g_key_file_lookup_key_value_pair_node (GKeyFile *key_file,
+ GKeyFileGroup *group,
+ const gchar *key)
+{
+ GList *key_node;
+
+ for (key_node = group->key_value_pairs;
+ key_node != NULL;
+ key_node = key_node->next)
+ {
+ GKeyFileKeyValuePair *pair;
+
+ pair = (GKeyFileKeyValuePair *) key_node->data;
+
+ if (pair->key && strcmp (pair->key, key) == 0)
+ break;
+ }
+
+ return key_node;
}
static GKeyFileKeyValuePair *
p = g_utf8_next_char (p);
- if (!*p)
- return FALSE;
-
- p = g_utf8_next_char (p);
-
/* Group name must be non-empty
*/
- if (*p == ']')
+ if (!*p || *p == ']')
return FALSE;
while (*p && *p != ']')
GSList **pieces,
GError **error)
{
- GError *parse_error = NULL;
gchar *string_value, *p, *q0, *q;
- string_value = g_new (gchar, strlen (value) + 1);
+ string_value = g_new0 (gchar, strlen (value) + 1);
p = (gchar *) value;
q0 = q = string_value;
*q = '\\';
break;
+ case '\0':
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_INVALID_VALUE,
+ _("Key file contains escape character "
+ "at end of line"));
+ break;
+
default:
if (pieces && *p == key_file->list_separator)
*q = key_file->list_separator;
*q++ = '\\';
*q = *p;
- if (parse_error == NULL)
+ if (*error == NULL)
{
gchar sequence[3];
}
}
+ if (*p == '\0')
+ break;
+
q++;
p++;
}
- if (p[-1] == '\\' && error == NULL)
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_INVALID_VALUE,
- _("Key file contains escape character at end of line"));
-
*q = '\0';
if (pieces)
{
{
gchar *value, *p, *q;
gsize length;
+ gboolean parsing_leading_space;
length = strlen (string) + 1;
/* Worst case would be that every character needs to be escaped.
* In other words every character turns to two characters
*/
- value = g_new (gchar, 2 * length);
+ value = g_new0 (gchar, 2 * length);
p = (gchar *) string;
q = value;
+ parsing_leading_space = TRUE;
while (p < (string + length - 1))
{
gchar escaped_character[3] = { '\\', 0, 0 };
switch (*p)
{
case ' ':
- escaped_character[1] = 's';
- strcpy (q, escaped_character);
- q += 2;
+ if (parsing_leading_space)
+ {
+ escaped_character[1] = 's';
+ strcpy (q, escaped_character);
+ q += 2;
+ }
+ else
+ {
+ *q = *p;
+ q++;
+ }
+ break;
+ case '\t':
+ if (parsing_leading_space)
+ {
+ escaped_character[1] = 't';
+ strcpy (q, escaped_character);
+ q += 2;
+ }
+ else
+ {
+ *q = *p;
+ q++;
+ }
break;
case '\n':
escaped_character[1] = 'n';
strcpy (q, escaped_character);
q += 2;
break;
- case '\t':
- escaped_character[1] = 't';
- strcpy (q, escaped_character);
- q += 2;
- break;
case '\r':
escaped_character[1] = 'r';
strcpy (q, escaped_character);
escaped_character[1] = '\\';
strcpy (q, escaped_character);
q += 2;
+ parsing_leading_space = FALSE;
break;
default:
if (escape_separator && *p == key_file->list_separator)
escaped_character[1] = key_file->list_separator;
strcpy (q, escaped_character);
q += 2;
+ parsing_leading_space = TRUE;
}
else
{
*q = *p;
q++;
+ parsing_leading_space = FALSE;
}
break;
}
GError **error)
{
gchar *end_of_valid_int;
- gint int_value = 0;
+ glong long_value;
+ gint int_value;
- int_value = strtol (value, &end_of_valid_int, 0);
+ errno = 0;
+ long_value = strtol (value, &end_of_valid_int, 10);
- if (*end_of_valid_int != '\0')
- g_set_error (error, G_KEY_FILE_ERROR,
- G_KEY_FILE_ERROR_INVALID_VALUE,
- _("Value '%s' cannot be interpreted as a number."), value);
+ if (*value == '\0' || *end_of_valid_int != '\0')
+ {
+ g_set_error (error, G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_INVALID_VALUE,
+ _("Value '%s' cannot be interpreted as a number."), value);
+ return 0;
+ }
+ int_value = long_value;
+ if (int_value != long_value || errno == ERANGE)
+ {
+ g_set_error (error,
+ G_KEY_FILE_ERROR,
+ G_KEY_FILE_ERROR_INVALID_VALUE,
+ _("Integer value '%s' out of range"), value);
+ return 0;
+ }
+
return int_value;
}
else
return g_strdup ("false");
}
+
+static gchar *
+g_key_file_parse_value_as_comment (GKeyFile *key_file,
+ const gchar *value)
+{
+ GString *string;
+ gchar **lines, *comment;
+ gsize i;
+
+ string = g_string_sized_new (512);
+
+ lines = g_strsplit (value, "\n", 0);
+
+ for (i = 0; lines[i] != NULL; i++)
+ {
+ if (lines[i][0] != '#')
+ g_string_append_printf (string, "%s\n", lines[i]);
+ else
+ g_string_append_printf (string, "%s\n", lines[i] + 1);
+ }
+ g_strfreev (lines);
+
+ comment = string->str;
+
+ g_string_free (string, FALSE);
+
+ return comment;
+}
+
+static gchar *
+g_key_file_parse_comment_as_value (GKeyFile *key_file,
+ const gchar *comment)
+{
+ GString *string;
+ gchar **lines, *value;
+ gsize i;
+
+ string = g_string_sized_new (512);
+
+ lines = g_strsplit (comment, "\n", 0);
+
+ for (i = 0; lines[i] != NULL; i++)
+ g_string_append_printf (string, "#%s%s", lines[i],
+ lines[i + 1] == NULL? "" : "\n");
+ g_strfreev (lines);
+
+ value = string->str;
+
+ g_string_free (string, FALSE);
+
+ return value;
+}
+
+#define __G_KEY_FILE_C__
+#include "galiasdef.c"