move M to its own file

1 files changed, 18 insertions, 0 deletions

diff --git a/mem.c b/mem.c
new file mode 100644
index 0000000..6e0bc1b
--- /dev/null
+++ b/mem.c
@@ -0,0 +1,18 @@
+#include "mem.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+void *M(void *p, size_t sz) {
+	if (sz == 0) {
+		free(p);
+		return NULL;
+	} else {
+		void *x = realloc(p, sz);
+		if (x == NULL) {
+			printf("out of memory! aaaaaaa!!!!!\n");
+			exit(42);
+		}
+		return x;
+	}
+}