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authorMattias Andrée <maandree@kth.se>2018-11-25 23:05:59 +0100
committerMattias Andrée <maandree@kth.se>2018-11-25 23:06:03 +0100
commitd8ccc87fed8a4c588e4ad9279e62925f416d36b3 (patch)
treef02a2138183c53ab95ef96dafeba75ebd9c0c422 /wmemdup.c
parentInclude wchar.h and wctype.h (diff)
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Some fixes and add wide-character string duplication functions
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--wmemdup.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/wmemdup.c b/wmemdup.c
new file mode 100644
index 0000000..239ae7d
--- /dev/null
+++ b/wmemdup.c
@@ -0,0 +1,31 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+wchar_t *
+libsimple_wmemdup(const wchar_t *s, size_t n) /* TODO test */
+{
+ wchar_t *ret;
+ size_t size;
+ if (LIBSIMPLE_UMUL_OVERFLOW_NONZERO(n + !n, sizeof(wchar_t), &size, SIZE_MAX)) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ ret = aligned_alloc(_Alignof(wchar_t), size);
+ if (!ret)
+ return NULL;
+ return wmemcpy(ret, s, n);
+}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+ return 0;
+}
+
+#endif