X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fuchar%2Fc32rtomb.c;h=3b32e52180a857f1b261738cc51818badd2047cd;hb=5d2d7d278a2fabd52a252676c6e5b1bb9be630c7;hp=ab5006b5633207f989354373248e50d81583ca0f;hpb=d1fcc4fe103262fb8148537ce78b3ecb9ae04272;p=pdclib

diff --git a/functions/uchar/c32rtomb.c b/functions/uchar/c32rtomb.c
index ab5006b..3b32e52 100644
--- a/functions/uchar/c32rtomb.c
+++ b/functions/uchar/c32rtomb.c
@@ -1,7 +1,4 @@
-/* c32rtomb(
-    char        *restrict   s, 
-    char32_t                c32,
-    mbstate_t   *restrict   ps);
+/* c32rtomb( char *, char32_t, mbstate_t * )
 
    This file is part of the Public Domain C Library (PDCLib).
    Permission is granted to use, modify, and / or redistribute at will.
@@ -23,7 +20,10 @@ size_t c32rtomb_l(
     locale_t     restrict   l
 )
 {
-    char32_t *restrict psrc = &c32;
+    char buf[s ? 0 : MB_CUR_MAX];
+    s =      s ? s : buf;
+
+    const char32_t *restrict psrc = &c32;
     size_t srcsz  = 1;
     size_t dstsz  = MB_CUR_MAX;
     size_t dstrem = dstsz;