misc

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 145 insertions, 0 deletions

diff --git a/enposix_memalignz.c b/enposix_memalignz.c
new file mode 100644
index 0000000..64ae4f0
--- /dev/null
+++ b/enposix_memalignz.c
@@ -0,0 +1,145 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+void
+libsimple_enposix_memalignz(int status, void **memptr, int clear, size_t alignment, size_t n)
+{
+	int err = libsimple_posix_memalignz(memptr, clear, alignment, n);
+	if (err) {
+		errno = err;
+		enprintf(status, "posix_memalign:");
+	}
+}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *info;
+	void *ptr = NULL;
+
+	libsimple_enposix_memalignz(1, &ptr, 1, sizeof(void *), 8);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 8);
+		assert(info->alignment == sizeof(void *));
+		assert(info->zeroed == 8);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_eposix_memalignz(&ptr, 1, 2 * sizeof(void *), 8);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 8);
+		assert(info->alignment == 2 * sizeof(void *));
+		assert(info->zeroed == 8);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_enposix_memalignz(1, &ptr, 0, 2 * sizeof(void *), 8);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 8);
+		assert(info->alignment == 2 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_eposix_memalignz(&ptr, 0, 4 * sizeof(void *), 4);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 4);
+		assert(info->alignment == 4 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_enposix_memalign(1, &ptr, sizeof(void *), 8);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 8);
+		assert(info->alignment == sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_eposix_memalign(&ptr, 8 * sizeof(void *), 4);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 4);
+		assert(info->alignment == 8 * sizeof(void *));
+		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(libsimple_enposix_memalignz(3, &ptr, 1, sizeof(void *), 4));
+		assert(exit_status == 3);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		libsimple_default_failure_exit = 102;
+		alloc_fail_in = 1;
+		assert_exit(libsimple_eposix_memalignz(&ptr, 1, sizeof(void *), 4));
+		assert(exit_status == 102);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+
+		alloc_fail_in = 1;
+		assert_exit(libsimple_enposix_memalignz(5, &ptr, 0, sizeof(void *), 4));
+		assert(exit_status == 5);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		libsimple_default_failure_exit = 103;
+		alloc_fail_in = 1;
+		assert_exit(libsimple_eposix_memalignz(&ptr, 0, sizeof(void *), 4));
+		assert(exit_status == 103);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+
+		alloc_fail_in = 1;
+		assert_exit(libsimple_enposix_memalign(7, &ptr, sizeof(void *), 4));
+		assert(exit_status == 7);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		libsimple_default_failure_exit = 104;
+		alloc_fail_in = 1;
+		assert_exit(libsimple_eposix_memalign(&ptr, sizeof(void *), 4));
+		assert(exit_status == 104);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+	}
+
+	return 0;
+}
+
+#endif