Implement xrealloc

2 files changed, 12 insertions, 1 deletions

diff --git a/mem.c b/mem.c
index dda95d6..baa7977 100644
--- a/mem.c
+++ b/mem.c
@@ -14,3 +14,13 @@ void *xmalloc(size_t size)
 	}
 	return rtn;
 }
+
+void *xrealloc(void *p, size_t size)
+{
+	void *pmem = realloc(p, size);
+
+	if (!pmem)
+		free(p);
+
+	return pmem;
+}
diff --git a/mem.h b/mem.h
index 8c1c7e2..4b9b095 100644
--- a/mem.h
+++ b/mem.h
@@ -3,6 +3,7 @@
 
 #include <stddef.h>
 
-void* xmalloc(size_t size);
+void *xmalloc(size_t size);
+void *xrealloc(void *p, size_t size);
 
 #endif /* SS_MEM_H */