Added configure check for readlink.

configure

@@ -15482,6 +15482,7 @@ fi
 
 
 
+
 
 
 for ac_func in \
@@ -15519,6 +15520,7 @@ for ac_func in \
 	popen \
 	pread \
 	pwrite \
+	readlink \
 	rfork \
 	select \
 	sendmsg \

configure.ac

@@ -1040,6 +1040,7 @@ AC_CHECK_FUNCS(\
 	popen \
 	pread \
 	pwrite \
+	readlink \
 	rfork \
 	select \
 	sendmsg \

include/config.h.in

@@ -721,6 +721,11 @@
    function. */
 #undef HAVE_PWRITE
 
+/* 
+   Define to 1 if you have the `readlink'
+   function. */
+#undef HAVE_READLINK
+
 /* 
    Define to 1 if you have the <regex.h>
    header file. */

include/wine/port.h

@@ -248,6 +248,10 @@ ssize_t pread( int fd, void *buf, size_t count, off_t offset );
 ssize_t pwrite( int fd, const void *buf, size_t count, off_t offset );
 #endif /* HAVE_PWRITE */
 
+#ifndef HAVE_READLINK
+int readlink( const char *path, char *buf, size_t size );
+#endif /* HAVE_READLINK */
+
 #ifndef HAVE_SIGSETJMP
 # include <setjmp.h>
 typedef jmp_buf sigjmp_buf;

libs/port/Makefile.in

@@ -18,6 +18,7 @@ C_SRCS = \
 	mkstemps.c \
 	pread.c \
 	pwrite.c \
+	readlink.c \
 	sigsetjmp.c \
 	spawn.c \
 	statfs.c \

libs/port/readlink.c

@@ -0,0 +1,32 @@
+/*
+ * readlink function
+ *
+ * Copyright 2004 Alexandre Julliard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "config.h"
+#include "wine/port.h"
+
+#include <errno.h>
+
+#ifndef HAVE_READLINK
+int readlink( const char *path, char *buf, size_t size )
+{
+    errno = -ENOSYS;
+    return -1;
+}
+#endif /* HAVE_READLINK */