1 files changed, 77 insertions, 0 deletions
diff --git a/ewcsndup.c b/ewcsndup.c
new file mode 100644
index 0000000..239cca0
--- /dev/null
+++ b/ewcsndup.c
@@ -0,0 +1,77 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+extern inline wchar_t *libsimple_ewcsndup(const wchar_t *, size_t);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *info;
+	wchar_t *s;
+
+	assert((s = libsimple_ewcsndup(L"test", 10)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(s)));
+		assert(info->size == 5 * sizeof(wchar_t));
+		assert(info->alignment == _Alignof(wchar_t));
+		assert(!info->zeroed);
+	}
+	assert(!wcscmp(s, L"test"));
+	free(s);
+
+	assert((s = libsimple_ewcsndup(L"test", 3)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(s)));
+		assert(info->size == 4 * sizeof(wchar_t));
+		assert(info->alignment == _Alignof(wchar_t));
+		assert(!info->zeroed);
+	}
+	assert(!wcscmp(s, L"tes"));
+	free(s);
+
+	assert((s = libsimple_ewcsndup(L"test", 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(s)));
+		assert(info->size == 1 * sizeof(wchar_t));
+		assert(info->alignment == _Alignof(wchar_t));
+		assert(!info->zeroed);
+	}
+	assert(!wcscmp(s, L""));
+	free(s);
+
+	if (have_custom_malloc()) {
+		libsimple_default_failure_exit = 25;
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_ewcsndup(L"test", 10));
+		assert(exit_status == 25);
+		assert_stderr("%s: wcsndup: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+
+		libsimple_default_failure_exit = 27;
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_ewcsndup(L"test", 2));
+		assert(exit_status == 27);
+		assert_stderr("%s: wcsndup: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+
+		libsimple_default_failure_exit = 29;
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_ewcsndup(L"test", 0));
+		assert(exit_status == 29);
+		assert_stderr("%s: wcsndup: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+		libsimple_default_failure_exit = 1;
+	}
+
+	return 0;
+}
+
+#endif