X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrncat.c;h=d168e6e8e02ecb2a056cf993bb9b4ca811856c2d;hb=5f75278ec2ac5240da801193a7b0cf93cb02e461;hp=624ac0387933ed1210f859e67f78a9519febfdd4;hpb=dcc8a8e99f69e090a03b7b868443addbc0817820;p=pdclib.old

diff --git a/functions/string/strncat.c b/functions/string/strncat.c
index 624ac03..d168e6e 100644
--- a/functions/string/strncat.c
+++ b/functions/string/strncat.c
@@ -5,4 +5,18 @@
 // This code is Public Domain. Use, modify, and redistribute at will.
 // ----------------------------------------------------------------------------
 
-char * strncat( char * restrict s1, const char * restrict s2, size_t n ) { /* TODO */ };
+#include <__size_t.h>
+
+char * strncat( char * restrict dest, const char * restrict src, size_t n )
+{
+    char * tmp = dest;
+    while ( *dest != '\0' )
+    {
+        ++dest;
+    }
+    while ( ( n-- > 0 ) && ( *src != '\0' ) )
+    {
+        *dest++ = *src++;
+    }
+    return tmp;
+}