diff options
| -rw-r--r-- | project/common.mk | 1 | ||||
| -rw-r--r-- | src/u16_wcsspn.c | 22 |
2 files changed, 23 insertions, 0 deletions
diff --git a/project/common.mk b/project/common.mk index 3115329..10eb3bf 100644 --- a/project/common.mk +++ b/project/common.mk @@ -5,6 +5,7 @@ API_SRCS = \ src/u16_wcstombs.c \ src/u16_wcslen.c \ src/u16_wcsnlen.c \ + src/u16_wcsspn.c \ INTERNAL_SRCS = \ diff --git a/src/u16_wcsspn.c b/src/u16_wcsspn.c new file mode 100644 index 0000000..7ba690e --- /dev/null +++ b/src/u16_wcsspn.c @@ -0,0 +1,22 @@ +/*******************************************************************/ +/* u16ports: u16 variants of wide character string functions. */ +/* Copyright (C) 2017 Z. Gilboa */ +/* Released under the Standard MIT License; see COPYING.U16PORTS. */ +/*******************************************************************/ + +#include <stdint.h> +#include <u16ports/u16ports.h> + +size_t u16_wcsspn(const uint16_t * wstr, const uint16_t * cstr) +{ + const uint16_t * wch; + const uint16_t * wcs; + + for (wcs=wstr; *wcs; wcs++) + for (wch=cstr; *wch!=*wcs; wch++) + if (!*wch) + return wcs - wstr; + + + return wcs - wstr; +} |