From 47128b7def4954c4cf544924c94f018d88033374 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 2 Sep 2018 15:32:56 +0200 Subject: misc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- enposix_memalignz.c | 145 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100644 enposix_memalignz.c (limited to 'enposix_memalignz.c') 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 -- cgit v1.2.3-70-g09d2