#define BLOCKING 1024
-#define DEFINE_ALLOCATOR(name) \
+#define DEFINE_ALLOCATOR(name, type) \
static unsigned int name##_allocs; \
-struct name *alloc_##name##_node(void) \
+void *alloc_##name##_node(void) \
{ \
static int nr; \
- static struct name *block; \
+ static type *block; \
+ void *ret; \
\
if (!nr) { \
nr = BLOCKING; \
- block = xcalloc(BLOCKING, sizeof(struct name)); \
+ block = xmalloc(BLOCKING * sizeof(type)); \
} \
nr--; \
name##_allocs++; \
- return block++; \
+ ret = block++; \
+ memset(ret, 0, sizeof(type)); \
+ return ret; \
}
-DEFINE_ALLOCATOR(blob)
-DEFINE_ALLOCATOR(tree)
-DEFINE_ALLOCATOR(commit)
-DEFINE_ALLOCATOR(tag)
+union any_object {
+ struct object object;
+ struct blob blob;
+ struct tree tree;
+ struct commit commit;
+ struct tag tag;
+};
-#ifdef NO_C99_FORMAT
-#define SZ_FMT "%u"
-#else
-#define SZ_FMT "%zu"
-#endif
+DEFINE_ALLOCATOR(blob, struct blob)
+DEFINE_ALLOCATOR(tree, struct tree)
+DEFINE_ALLOCATOR(commit, struct commit)
+DEFINE_ALLOCATOR(tag, struct tag)
+DEFINE_ALLOCATOR(object, union any_object)
-static void report(const char* name, unsigned int count, size_t size)
+static void report(const char *name, unsigned int count, size_t size)
{
- fprintf(stderr, "%10s: %8u (" SZ_FMT " kB)\n", name, count, size);
+ fprintf(stderr, "%10s: %8u (%"PRIuMAX" kB)\n",
+ name, count, (uintmax_t) size);
}
-#undef SZ_FMT
-
#define REPORT(name) \
report(#name, name##_allocs, name##_allocs*sizeof(struct name) >> 10)