cppfiles.c (open_file): Prevent the call for stat from overwriting errno.

        * cppfiles.c (open_file): Prevent the call
        for stat from overwriting errno.

From-SVN: r125757

libcpp/ChangeLog

+2007-06-16  Vladimir Prus  <vladimir@codesourcery.com>
+
+	* cppfiles.c (open_file): Prevent the call
+	for stat from overwriting errno.
+
 2007-06-09  Vladimir Prus  <vladimir@codesourcery.com>
 
 	* cppfiles.c (open_file): Account for the

libcpp/files.c

@@ -239,6 +239,9 @@ open_file (_cpp_file *file)
       if (stat (file->path, &file->st) == 0
           && S_ISDIR (file->st.st_mode))
         errno = ENOENT;
+      else
+	/* The call to stat may have reset errno.  */
+	errno = EACCESS;
     }
 #endif    
   else if (errno == ENOTDIR)