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-rw-r--r--pango/pangowin32-fontmap.c46
1 files changed, 25 insertions, 21 deletions
diff --git a/pango/pangowin32-fontmap.c b/pango/pangowin32-fontmap.c
index 30700683..95bb6a5f 100644
--- a/pango/pangowin32-fontmap.c
+++ b/pango/pangowin32-fontmap.c
@@ -320,8 +320,6 @@ struct PangoAlias
gboolean visible; /* Do we want/need this? */
};
-static GHashTable *pango_aliases_ht = NULL; /* MT-unsafe */
-
static guint
alias_hash (struct PangoAlias *alias)
{
@@ -351,8 +349,9 @@ alias_free (struct PangoAlias *alias)
}
static void
-handle_alias_line (GString *line_buffer,
- char **errstring)
+handle_alias_line (GString *line_buffer,
+ char **errstring,
+ GHashTable *ht_aliases)
{
GString *tmp_buffer1;
GString *tmp_buffer2;
@@ -404,14 +403,14 @@ handle_alias_line (GString *line_buffer,
alias_key.alias = g_ascii_strdown (tmp_buffer1->str, -1);
/* Remove any existing values */
- alias = g_hash_table_lookup (pango_aliases_ht, &alias_key);
+ alias = g_hash_table_lookup (ht_aliases, &alias_key);
if (!alias)
{
alias = g_slice_new0 (struct PangoAlias);
alias->alias = alias_key.alias;
- g_hash_table_insert (pango_aliases_ht, alias, alias);
+ g_hash_table_insert (ht_aliases, alias, alias);
}
else
g_free (alias_key.alias);
@@ -468,7 +467,7 @@ static const char * const builtin_aliases[] = {
};
static void
-read_builtin_aliases (void)
+read_builtin_aliases (GHashTable **ht_aliases)
{
GString *line_buffer;
@@ -480,7 +479,7 @@ read_builtin_aliases (void)
for (line = 0; line < G_N_ELEMENTS (builtin_aliases) && errstring == NULL; line++)
{
g_string_assign (line_buffer, builtin_aliases[line]);
- handle_alias_line (line_buffer, &errstring);
+ handle_alias_line (line_buffer, &errstring, ht_aliases);
}
if (errstring)
@@ -495,7 +494,7 @@ read_builtin_aliases (void)
static void
-read_alias_file (const char *filename)
+read_alias_file (const char *filename, GHashTable *ht_aliases)
{
FILE *file;
@@ -513,7 +512,7 @@ read_alias_file (const char *filename)
errstring == NULL)
{
line++;
- handle_alias_line (line_buffer, &errstring);
+ handle_alias_line (line_buffer, &errstring, ht_aliases);
}
if (errstring == NULL && ferror (file))
@@ -530,25 +529,25 @@ read_alias_file (const char *filename)
fclose (file);
}
-static void
+static GHashTable *
load_aliases (void)
{
char *filename;
const char *home;
- pango_aliases_ht = g_hash_table_new_full ((GHashFunc)alias_hash,
- (GEqualFunc)alias_equal,
- (GDestroyNotify)alias_free,
- NULL);
+ GHashTable *ht_aliases = g_hash_table_new_full ((GHashFunc)alias_hash,
+ (GEqualFunc)alias_equal,
+ (GDestroyNotify)alias_free,
+ NULL);
#ifdef HAVE_CAIRO_WIN32
- read_builtin_aliases ();
+ read_builtin_aliases (ht_aliases);
#endif
filename = g_strconcat (pango_get_sysconf_subdirectory (),
G_DIR_SEPARATOR_S "pango.aliases",
NULL);
- read_alias_file (filename);
+ read_alias_file (filename, ht_aliases);
g_free (filename);
home = g_get_home_dir ();
@@ -557,9 +556,10 @@ load_aliases (void)
filename = g_strconcat (home,
G_DIR_SEPARATOR_S ".pango.aliases",
NULL);
- read_alias_file (filename);
+ read_alias_file (filename, ht_aliases);
g_free (filename);
}
+ return ht_aliases;
}
static void
@@ -567,14 +567,18 @@ lookup_aliases (const char *fontname,
char ***families,
int *n_families)
{
+ static GHashTable *aliases_ht = NULL; /* MT-safe */
+
struct PangoAlias alias_key;
struct PangoAlias *alias;
- if (pango_aliases_ht == NULL)
- load_aliases ();
+ if (g_once_init_enter (&aliases_ht))
+ {
+ g_once_init_leave (&aliases_ht, load_aliases ());
+ }
alias_key.alias = g_ascii_strdown (fontname, -1);
- alias = g_hash_table_lookup (pango_aliases_ht, &alias_key);
+ alias = g_hash_table_lookup (aliases_ht, &alias_key);
g_free (alias_key.alias);
if (alias)