musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/string/wcsspn.c b/src/string/wcsspn.c
new file mode 100644
index 00000000..4320d8f6
--- /dev/null
+++ b/src/string/wcsspn.c

@@ -0,0 +1,8 @@

+#include <wchar.h>

+

+size_t wcsspn(const wchar_t *s, const wchar_t *c)

+{

+ const wchar_t *a;

+ for (a=s; *s && wcschr(c, *s); s++);

+ return s-a;

+}