X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=functions%2Fstring%2Fstrcat.c;h=eab90c15b212a187bad807a59d9735fbdc0fa132;hp=cb0c0a128d83d93cdbd8e3d43229236dc6904fa4;hb=1d9d92ba957a0b8307c9a65c35867fde68e6533b;hpb=34893ecc2200dc7017c36a54cb6c5f4c2378b5ec

diff --git a/functions/string/strcat.c b/functions/string/strcat.c
index cb0c0a1..eab90c1 100644
--- a/functions/string/strcat.c
+++ b/functions/string/strcat.c
@@ -1,8 +1,23 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* ----------------------------------------------------------------------------
+ * $Id$
+ * ----------------------------------------------------------------------------
+ * Public Domain C Library - http://pdclib.sourceforge.net
+ * This code is Public Domain. Use, modify, and redistribute at will.
+ * --------------------------------------------------------------------------*/
 
-char * strcat( char * restrict s1, const char * restrict s2 ) { /* TODO */ };
+char * strcat( char * restrict dest, const char * restrict src )
+{
+    char * dest_p = dest;
+    if ( *dest_p != '\0' )
+    {
+        while ( *++dest_p != '\0' )
+        {
+            /* EMPTY */
+        }
+    }
+    while ( (*dest_p++ = *src++) != '\0' )
+    {
+        /* EMPTY */
+    }
+    return dest;
+}