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Avoid some overhead with iconv() 

Now, in theory, terminal output could actually be a bit faster.
This commit is contained in:
Přemysl Eric Janouch 2014-10-16 02:07:20 +02:00
parent da3a4842f1
commit 2562d108fa
1 changed files with 6 additions and 1 deletions
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7
src/sdtui.c
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@ -74,6 +74,7 @@ struct application
termo_t * tk; //!< termo handle termo_t * tk; //!< termo handle
guint tk_timeout; //!< termo timeout guint tk_timeout; //!< termo timeout
GIConv ucs4_to_locale; //!< UTF-32 -> locale conversion GIConv ucs4_to_locale; //!< UTF-32 -> locale conversion
gboolean locale_is_utf8; //!< The locale is Unicode
StardictDict * dict; //!< The current dictionary StardictDict * dict; //!< The current dictionary
guint show_help : 1; //!< Whether help can be shown guint show_help : 1; //!< Whether help can be shown
@ -222,7 +223,7 @@ app_init (Application *self, const gchar *filename)
self->division = 0.5; self->division = 0.5;
const char *charset; const char *charset;
(void) g_get_charset (&charset); self->locale_is_utf8 = g_get_charset (&charset);
self->ucs4_to_locale = g_iconv_open (charset, "UTF-32"); self->ucs4_to_locale = g_iconv_open (charset, "UTF-32");
app_reload_view (self); app_reload_view (self);
@ -250,6 +251,10 @@ app_destroy (Application *self)
static gboolean static gboolean
app_is_character_in_locale (Application *self, gunichar ch) app_is_character_in_locale (Application *self, gunichar ch)
{ {
// Avoid the overhead joined with calling iconv() for all characters
if (self->locale_is_utf8)
return TRUE;
gchar *tmp = g_convert_with_iconv ((const gchar *) &ch, sizeof ch, gchar *tmp = g_convert_with_iconv ((const gchar *) &ch, sizeof ch,
self->ucs4_to_locale, NULL, NULL, NULL); self->ucs4_to_locale, NULL, NULL, NULL);
if (!tmp) if (!tmp)