aboutsummaryrefslogtreecommitdiffstats
path: root/evallocz.c
diff options
context:
space:
mode:
Diffstat (limited to 'evallocz.c')
-rw-r--r--evallocz.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/evallocz.c b/evallocz.c
new file mode 100644
index 0000000..b16cc9a
--- /dev/null
+++ b/evallocz.c
@@ -0,0 +1,63 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline void *libsimple_evallocz(int, size_t);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+ struct allocinfo *volatile info;
+ void *ptr;
+ DEFINE_PAGESIZE;
+ DEFINE_CACHELINE;
+
+ assert((ptr = libsimple_evallocz(1, 3 * pagesize + 1)));
+ if (have_custom_malloc()) {
+ assert((info = get_allocinfo(ptr)));
+ assert(info->size == 3 * pagesize + 1);
+ ASSERT_ALIGNMENT(info, pagesize);
+ assert(info->zeroed == info->size);
+ assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+ }
+ free(ptr);
+ ptr = NULL;
+
+ assert((ptr = libsimple_evallocz(0, pagesize + 1)));
+ if (have_custom_malloc()) {
+ assert((info = get_allocinfo(ptr)));
+ assert(info->size == pagesize + 1);
+ ASSERT_ALIGNMENT(info, pagesize);
+ assert(!info->zeroed);
+ assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+ }
+ free(ptr);
+ ptr = NULL;
+
+ if (have_custom_malloc()) {
+ libsimple_default_failure_exit = 102;
+ alloc_fail_in = 1;
+ assert_exit_ptr(libsimple_evallocz(1, 4));
+ assert(exit_status == 102);
+ assert_stderr("%s: libsimple_vmemalloc: %s\n", argv0, strerror(ENOMEM));
+ assert(!alloc_fail_in);
+ libsimple_default_failure_exit = 1;
+
+ libsimple_default_failure_exit = 103;
+ alloc_fail_in = 1;
+ assert_exit_ptr(libsimple_evallocz(0, 4));
+ assert(exit_status == 103);
+ assert_stderr("%s: libsimple_vmemalloc: %s\n", argv0, strerror(ENOMEM));
+ assert(!alloc_fail_in);
+ libsimple_default_failure_exit = 1;
+ }
+
+ return 0;
+}
+
+#endif