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-rw-r--r--gettext.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/gettext.c b/gettext.c
index a268a2c52c..db727ea020 100644
--- a/gettext.c
+++ b/gettext.c
@@ -18,6 +18,8 @@
# endif
#endif
+static const char *charset;
+
/*
* Guess the user's preferred languages from the value in LANGUAGE environment
* variable and LC_MESSAGES locale category if NO_GETTEXT is not defined.
@@ -65,7 +67,6 @@ static int test_vsnprintf(const char *fmt, ...)
return ret;
}
-static const char *charset;
static void init_gettext_charset(const char *domain)
{
/*
@@ -172,8 +173,27 @@ int gettext_width(const char *s)
{
static int is_utf8 = -1;
if (is_utf8 == -1)
- is_utf8 = !strcmp(charset, "UTF-8");
+ is_utf8 = is_utf8_locale();
return is_utf8 ? utf8_strwidth(s) : strlen(s);
}
#endif
+
+int is_utf8_locale(void)
+{
+#ifdef NO_GETTEXT
+ if (!charset) {
+ const char *env = getenv("LC_ALL");
+ if (!env || !*env)
+ env = getenv("LC_CTYPE");
+ if (!env || !*env)
+ env = getenv("LANG");
+ if (!env)
+ env = "";
+ if (strchr(env, '.'))
+ env = strchr(env, '.') + 1;
+ charset = xstrdup(env);
+ }
+#endif
+ return is_encoding_utf8(charset);
+}