bsdstubs: nothing seems to use strtok_r() anymore, kill it

configure.ac

@@ -15,7 +15,7 @@ AC_PREREQ([2.68])
 AC_INIT([pkgconf], [1.0.1], [http://github.com/pkgconf/pkgconf/issues])
 AC_CONFIG_SRCDIR([main.c])
 AC_CONFIG_HEADERS([libpkgconf/config.h])
-AC_CHECK_FUNCS([strlcpy strlcat strndup strtok_r])
+AC_CHECK_FUNCS([strlcpy strlcat strndup])
 AM_INIT_AUTOMAKE([foreign no-dist-gzip dist-xz subdir-objects])
 AM_SILENT_RULES([yes])
 LT_INIT

libpkgconf/bsdstubs.c

@@ -119,48 +119,6 @@ strndup(const char *src, size_t len)
 }
 #endif
 
-#ifndef HAVE_STRTOK_R
-/*
- * Copyright (c) 2005-2014 Rich Felker
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-static inline char *
-strtok_r(char *s, const char *sep, char **p)
-{
-	if (!s && !(s = *p))
-		return NULL;
-
-	s += strspn(s, sep);
-	if (!*s)
-		return *p = 0;
-	*p = s + strcspn(s, sep);
-
-	if (**p)
-		*(*p)++ = 0;
-	else
-		*p = 0;
-	return s;
-}
-#endif
-
 size_t
 pkgconf_strlcpy(char *dst, const char *src, size_t siz)
 {
@@ -178,9 +136,3 @@ pkgconf_strndup(const char *src, size_t len)
 {
 	return strndup(src, len);
 }
-
-char *
-pkgconf_strtok_r(char *s, const char *sep, char **p)
-{
-	return strtok_r(s, sep, p);
-}

libpkgconf/bsdstubs.h

@@ -19,6 +19,5 @@
 extern size_t pkgconf_strlcpy(char *dst, const char *src, size_t siz);
 extern size_t pkgconf_strlcat(char *dst, const char *src, size_t siz);
 extern char *pkgconf_strndup(const char *src, size_t len);
-extern char *pkgconf_strtok_r(char *s, const char *sep, char **p);
 
 #endif