Remove local implementation of strtok_r

MS Visual Studio does not provide that function, but can use strtok_s
which does exactly the same.

Signed-off-by: Stefan Weil <[email protected]>

Author: stweil

ccutil/Makefile.am

@@ -42,7 +42,5 @@ libtesseract_ccutil_la_SOURCES = \
     params.cpp universalambigs.cpp
 
 if T_WIN
-AM_CPPFLAGS += -I$(top_srcdir)/vs2010/port -DWINDLLNAME=\"lib@GENERIC_LIBRARY_NAME@\"
-noinst_HEADERS += ../vs2010/port/strtok_r.h
-libtesseract_ccutil_la_SOURCES += ../vs2010/port/strtok_r.cpp
+AM_CPPFLAGS += -DWINDLLNAME=\"lib@GENERIC_LIBRARY_NAME@\"
 endif

ccutil/ambigs.cpp

@@ -24,13 +24,9 @@
 #include "helpers.h"
 #include "universalambigs.h"
 
-#if defined _WIN32
-#ifndef __GNUC__
-#define strtok_r strtok_s
-#else
-#include "strtok_r.h"
-#endif  /* __GNUC__ */
-#endif  /* _WIN32 */
+#if defined(_WIN32) && !defined(__GNUC__)
+# define strtok_r(str, delim, saveptr) strtok_s(str, delim, saveptr)
+#endif  /* _WIN32 && !__GNUC__ */
 
 namespace tesseract {