handle EEXIST while cloning a path. closes #40

src/fs.cpp

@@ -424,8 +424,15 @@ namespace fs
     topath = fs::make_path(tosrc,relative);
     rv = ::mkdir(topath.c_str(),st.st_mode);
     if(rv == -1)
+      {
+        if(errno != EEXIST)
           return -1;
 
+        rv = ::chmod(topath.c_str(),st.st_mode);
+        if(rv == -1)
+          return -1;
+      }
+
     rv = ::chown(topath.c_str(),st.st_uid,st.st_gid);
     if(rv == -1)
       return -1;