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re-work to retain a copy of the cached charset rather than the actual

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2003-11-07  Mark McLoughlin  <mark@skynet.ie>

        * glib/gconvert.c: (get_filename_charset): re-work to
        retain a copy of the cached charset rather than the
        actual return value from g_get_charset (which may
        change). Also, re-initialize the cache if it does
        change. See bug #126454.
This commit is contained in:
Mark McLoughlin 2003-11-09 13:17:23 +00:00 committed by Mark McLoughlin
parent d7626f52be
commit 57f22f15be
7 changed files with 98 additions and 14 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

8
ChangeLog.pre-2-10
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

8
ChangeLog.pre-2-12
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

8
ChangeLog.pre-2-4
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

8
ChangeLog.pre-2-6
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

8
ChangeLog.pre-2-8
View File

@ -1,3 +1,11 @@
2003-11-07 Mark McLoughlin <mark@skynet.ie>
* glib/gconvert.c: (get_filename_charset): re-work to
retain a copy of the cached charset rather than the
actual return value from g_get_charset (which may
change). Also, re-initialize the cache if it does
change. See bug #126454.
Thu Nov 6 00:04:46 2003 Matthias Clasen <maclas@gmx.de>
* glib/gconvert.c (get_filename_charset): Replacement for

64
glib/gconvert.c
View File

@ -992,6 +992,23 @@ g_locale_from_utf8 (const gchar *utf8string,
#ifndef G_PLATFORM_WIN32
typedef struct _GFilenameCharsetCache GFilenameCharsetCache;
struct _GFilenameCharsetCache {
gboolean is_utf8;
gchar *charset;
gchar *filename_charset;
};
static void
filename_charset_cache_free (gpointer data)
{
GFilenameCharsetCache *cache = data;
g_free (cache->charset);
g_free (cache->filename_charset);
g_free (cache);
}
/*
* get_filename_charset:
* @charset: return location for the name of the filename encoding
@ -1011,17 +1028,28 @@ g_locale_from_utf8 (const gchar *utf8string,
* Return value: %TRUE if the charset used for filename is UTF-8.
*/
static gboolean
get_filename_charset (const gchar **charset)
get_filename_charset (const gchar **filename_charset)
{
static gboolean initialized = FALSE;
static const gchar *filename_charset;
static gboolean is_utf8;
static GStaticPrivate cache_private = G_STATIC_PRIVATE_INIT;
GFilenameCharsetCache *cache = g_static_private_get (&cache_private);
const gchar *charset;
if (!initialized)
if (!cache)
{
cache = g_new0 (GFilenameCharsetCache, 1);
g_static_private_set (&cache_private, cache, filename_charset_cache_free);
}
g_get_charset (&charset);
if (!(cache->charset && strcmp (cache->charset, charset) == 0))
{
const gchar *new_charset;
gchar *p, *q;
initialized = TRUE;
g_free (cache->charset);
g_free (cache->filename_charset);
cache->charset = g_strdup (charset);
p = getenv ("G_FILENAME_ENCODING");
if (p != NULL)
@ -1031,26 +1059,34 @@ get_filename_charset (const gchar **charset)
q = p + strlen (p);
if (strncmp ("@locale", p, q - p) == 0)
is_utf8 = g_get_charset (&filename_charset);
{
cache->is_utf8 = g_get_charset (&new_charset);
cache->filename_charset = g_strdup (new_charset);
}
else
{
filename_charset = g_strndup (p, q - p);
is_utf8 = (strcmp (filename_charset, "UTF-8") == 0);
cache->filename_charset = g_strndup (p, q - p);
cache->is_utf8 = (strcmp (cache->filename_charset, "UTF-8") == 0);
}
}
else if (getenv ("G_BROKEN_FILENAMES") != NULL)
is_utf8 = g_get_charset (&filename_charset);
{
cache->is_utf8 = g_get_charset (&new_charset);
cache->filename_charset = g_strdup (new_charset);
}
else
{
filename_charset = "UTF-8";
is_utf8 = TRUE;
cache->filename_charset = g_strdup ("UTF-8");
cache->is_utf8 = TRUE;
}
}
*charset = filename_charset;
if (filename_charset)
*filename_charset = cache->filename_charset;
return is_utf8;
return cache->is_utf8;
}
#else /* G_PLATFORM_WIN32 */
#define get_filename_charset (charset) TRUE
#endif /* G_PLATFORM_WIN32 */