X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fmemchr.c;fp=functions%2Fstring%2Fmemchr.c;h=4194a854bb0ac5ab1f5ac3f6f81f76857be290ae;hb=41afb7a0762978ee57d1a8d6223e82e73f2acb9b;hp=0000000000000000000000000000000000000000;hpb=ff4aeb686ade4114770de2a1a53e4344c2ad5ad8;p=pdclib.old

diff --git a/functions/string/memchr.c b/functions/string/memchr.c
new file mode 100644
index 0000000..4194a85
--- /dev/null
+++ b/functions/string/memchr.c
@@ -0,0 +1,25 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* memchr( const void *, int, size_t )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <string.h>
+
+void * memchr( const void * s, int c, size_t n )
+{
+    const unsigned char * p = (const unsigned char *) s;
+    while ( n-- )
+    {
+        if ( *p == (unsigned char) c )
+        {
+            return (void *) p;
+        }
+        ++p;
+    }
+    return NULL;
+}