X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/720a8fb73f1ec4860da71afb8cf0d18bfddf7691..HEAD:/malloc.c

diff --git a/malloc.c b/malloc.c
index 5e11ac0..a7fa7c5 100644
--- a/malloc.c
+++ b/malloc.c
@@ -3,13 +3,14 @@
  */
 
 #include <stdlib.h>
+#include <string.h>
 #include "puzzles.h"
 
 /*
  * smalloc should guarantee to return a useful pointer - Halibut
  * can do nothing except die when it's out of memory anyway.
  */
-void *smalloc(int size) {
+void *smalloc(size_t size) {
     void *p;
     p = malloc(size);
     if (!p)
@@ -29,7 +30,7 @@ void sfree(void *p) {
 /*
  * srealloc should guaranteeably be able to realloc NULL
  */
-void *srealloc(void *p, int size) {
+void *srealloc(void *p, size_t size) {
     void *q;
     if (p) {
 	q = realloc(p, size);
@@ -45,7 +46,7 @@ void *srealloc(void *p, int size) {
  * dupstr is like strdup, but with the never-return-NULL property
  * of smalloc (and also reliably defined in all environments :-)
  */
-char *dupstr(char *s) {
+char *dupstr(const char *s) {
     char *r = smalloc(1+strlen(s));
     strcpy(r,s);
     return r;