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authormidipix <writeonce@midipix.org>2017-11-11 23:02:57 -0500
committermidipix <writeonce@midipix.org>2017-11-25 11:30:32 -0500
commit64c52b2089e92fc3179c19af26fe80f4f8e4bcb6 (patch)
tree04b0cde20160251722e951427a4e9dcba0c11529
parentd3eab70036c0b1ae6f9958158b820f770893b2cb (diff)
downloadu16ports-64c52b2089e92fc3179c19af26fe80f4f8e4bcb6.tar.bz2
u16ports-64c52b2089e92fc3179c19af26fe80f4f8e4bcb6.tar.xz
added u16_wcsspn().
-rw-r--r--project/common.mk1
-rw-r--r--src/u16_wcsspn.c22
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;
+}