scripts

commit 18a74b617de951286ff40fcd41b8ca68e6179054
parent 559919ef823a756d936be6d7ef5f8ebd6c7beee9
Author: sin <sin@2f30.org>
Date:   Tue, 30 Jul 2013 14:37:06 +0100

Add ndebug

Diffstat:
M
random/alloc.c
 | 
11
+++++++++++

1 file changed, 11 insertions(+), 0 deletions(-)
diff --git a/random/alloc.c b/random/alloc.c
@@ -25,6 +25,8 @@ struct chunk {
 	enum chunk_state state;
 } chunks[NALLOC];
 
+static int ndebug = 0;
+
 static void *
 mmap_pages(size_t nbytes)
 {
@@ -65,6 +67,9 @@ malloc(size_t nbytes)
 			chunks[i].base = p;
 			chunks[i].size = nbytes;
 			chunks[i].state = ALLOCATED;
+			if (ndebug > 0)
+				fprintf(stderr, "%s: allocated %zu bytes at index %ld\n",
+					__func__, nbytes, i);
 			return p;
 		}
 	}
@@ -98,6 +103,9 @@ realloc(void *oldp, size_t nbytes)
 		if (chunks[i].base == oldp) {
 			n = chunks[i].size < nbytes ? chunks[i].size : nbytes;
 			memcpy(p, chunks[i].base, n);
+			if (ndebug > 0)
+				fprintf(stderr, "%s: reallocated %zu bytes at index %ld\n",
+					__func__, nbytes, i);
 			free_chunk(&chunks[i]);
 			return p;
 		}
@@ -126,6 +134,9 @@ free(void *p)
 		return;
 	for (i = 0; i < NALLOC; i++) {
 		if (chunks[i].base == p) {
+			if (ndebug > 0)
+				fprintf(stderr, "%s: freed chunk of %zu bytes at index %ld\n",
+					__func__, chunks[i].size, i);
 			free_chunk(&chunks[i]);
 			break;
 		}