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-rw-r--r--envallocz.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/envallocz.c b/envallocz.c
new file mode 100644
index 0000000..8e8d9b3
--- /dev/null
+++ b/envallocz.c
@@ -0,0 +1,59 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+extern inline void *libsimple_envallocz(int, int, size_t);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+ struct allocinfo *volatile info;
+ void *ptr;
+ DEFINE_PAGESIZE;
+ DEFINE_CACHELINE;
+
+ assert((ptr = libsimple_envallocz(1, 1, 5 * pagesize - 1)));
+ if (have_custom_malloc()) {
+ assert((info = get_allocinfo(ptr)));
+ assert(info->size == 5 * 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_envallocz(1, 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()) {
+ alloc_fail_in = 1;
+ assert_exit_ptr(libsimple_envallocz(3, 1, 4));
+ assert(exit_status == 3);
+ assert_stderr("%s: libsimple_vmemalloc: %s\n", argv0, strerror(ENOMEM));
+ assert(!alloc_fail_in);
+
+ alloc_fail_in = 1;
+ assert_exit_ptr(libsimple_envallocz(5, 0, 4));
+ assert(exit_status == 5);
+ assert_stderr("%s: libsimple_vmemalloc: %s\n", argv0, strerror(ENOMEM));
+ assert(!alloc_fail_in);
+ }
+
+ return 0;
+}
+
+#endif