X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrcat.c;h=dfbc135aa15df56e66784e7074cee8df676a82cb;hb=d1472915f1f94028ccbf407e7c4f858c1e1c0b20;hp=cb0c0a128d83d93cdbd8e3d43229236dc6904fa4;hpb=dcc8a8e99f69e090a03b7b868443addbc0817820;p=pdclib.old

diff --git a/functions/string/strcat.c b/functions/string/strcat.c
index cb0c0a1..dfbc135 100644
--- a/functions/string/strcat.c
+++ b/functions/string/strcat.c
@@ -5,4 +5,19 @@
 // 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;
+}