shithub: rd

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add alloc.c

--- /dev/null

+++ b/alloc.c

@@ -1,0 +1,29 @@

+#include <u.h>

+#include <libc.h>

+#include <draw.h>

+#include "dat.h"

+#include "fns.h"

+

+void*

+emalloc(ulong n)

+{

+	void *b;

+

+	b = mallocz(n, 1);

+	if(b == nil)

+		sysfatal("out of memory allocating %lud: %r", n);

+	setmalloctag(b, getcallerpc(&n));

+	return b;

+}

+

+void*

+erealloc(void *a, ulong n)

+{

+	void *b;

+

+	b = realloc(a, n);

+	if(b == nil)

+		sysfatal("out of memory re-allocating %lud: %r", n);

+	setrealloctag(b, getcallerpc(&a));

+	return b;

+}