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Diffstat (limited to 'stdlib/mbtowc.c')
-rw-r--r--stdlib/mbtowc.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/stdlib/mbtowc.c b/stdlib/mbtowc.c
index 50e7c09834..938d54750c 100644
--- a/stdlib/mbtowc.c
+++ b/stdlib/mbtowc.c
@@ -18,6 +18,8 @@
#include <stdlib.h>
#include <wchar.h>
+#include <gconv.h>
+#include <wcsmbs/wcsmbsload.h>
/* Common state for all non-restartable conversion functions. */
@@ -38,12 +40,14 @@ mbtowc (wchar_t *pwc, const char *s, size_t n)
/* If S is NULL the function has to return null or not null
depending on the encoding having a state depending encoding or
- not. This is nonsense because any multibyte encoding has a
- state. The ISO C amendment 1 corrects this while introducing the
- restartable functions. We simply say here all encodings have a
- state. */
+ not. */
if (s == NULL)
- result = 1;
+ {
+ /* Make sure we use the correct value. */
+ update_conversion_ptrs ();
+
+ result = __wcsmbs_gconv_fcts.towc->stateful;
+ }
else if (*s == '\0')
{
if (pwc != NULL)