lib: fs namespacing 1/5: add path_* helpers

path_state and path_config return full path names to configuration /
state files. path_set_namespace can be used to include a namespace part
into the paths returned.

1 files changed, 34 insertions, 0 deletions

diff --git a/lib/paths.h b/lib/paths.h
new file mode 100644
index 00000000..1f697855
--- /dev/null
+++ b/lib/paths.h
@@ -0,0 +1,34 @@
+/*
+ * Path helper functions (for namespaces)
+ * Copyright (C) 2009 David Lamparter
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; either version 2, or (at your
+ * option) any later version.
+ *
+ * GNU Zebra 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Zebra; see the file COPYING.  If not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _ZEBRA_PATHS_H
+#define _ZEBRA_PATHS_H
+
+extern void path_set_namespace(const char *ns);
+
+/* the following two functions return pointers to a _static_ buffer!
+ * if you need to keep a reference to the values, do a strdup
+ */
+extern const char *path_state(const char *filename);
+extern const char *path_config(const char *filename);
+
+#endif /* _ZEBRA_PATHS_H */