From a79615eee96227505fba4f2818321a00eef1982d Mon Sep 17 00:00:00 2001
From: Sadeep Madurange <smadurange@users.noreply.github.com>
Date: Fri, 31 Dec 2021 16:54:53 +0800
Subject: 5.5

---
 5/5.c | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/5/5.c b/5/5.c
index 0c35198..f9156ef 100644
--- a/5/5.c
+++ b/5/5.c
@@ -1,3 +1,4 @@
+#include <stddef.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -13,12 +14,16 @@ int main(int argc, char *argv[]) {
   char *s, *t;
 
   n = 5;
-  s = malloc(sizeof(char) * (n + 1));
+  s = malloc(sizeof(char) * MAXLEN);
   t = "hello, world!";
-  
+
   mstrncpy(s, t, n);
-  printf("strncpy: %s\n", s);
-  
+  printf("mstrncpy: %s\n", s);
+
+  t = "may the force be with you";
+  mstrncat(s, t, 7);
+  printf("mstrncat: %s\n", s);
+
   free(s);
 
   return 0;
@@ -27,4 +32,9 @@ int main(int argc, char *argv[]) {
 void mstrncpy(char *s, char *t, int n) {
   for (; n > 0 && (*s++ = *t++) != 0; n--)
     ;
+}
+
+void mstrncat(char *s, char *t, int n) {
+  for (s += strlen(s); n > 0 && (*s++ = *t++) != 0; n--)
+    ;
 }
\ No newline at end of file
-- 
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