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-rw-r--r--wcsmbs/wctob.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/wcsmbs/wctob.c b/wcsmbs/wctob.c
index c27bd6baba..f541a2e97b 100644
--- a/wcsmbs/wctob.c
+++ b/wcsmbs/wctob.c
@@ -21,14 +21,11 @@ Boston, MA 02111-1307, USA. */
#include <wchar.h>
+/* We use UTF8 encoding for multibyte strings and therefore a valid
+ one byte multibyte string only can have a value from 0 to 0x7f. */
int
wctob (c)
wint_t c;
{
- /*************************************************************\
- |* This is no complete implementation. While the multi-byte *|
- |* character handling is not finished this will do. *|
- \*************************************************************/
-
- return (c & ~0xff) == 0 ? c : EOF;
+ return (c >= 0 && c <= 0x7f) ? c : EOF;
}