move config parser to a convenience library

Create a new directory for convenience librariers that can be shared
between compositor components and clients.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
diff --git a/shared/configparser.h b/shared/configparser.h
new file mode 100644
index 0000000..93b335c
--- /dev/null
+++ b/shared/configparser.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright © 2008 Kristian Høgsberg
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#ifndef CONFIGPARSER_H
+#define CONFIGPARSER_H
+
+enum {
+	CONFIG_KEY_INTEGER,
+	CONFIG_KEY_STRING,
+	CONFIG_KEY_BOOL
+};
+
+struct config_key {
+	const char *name;
+	int type;
+	void *data;
+};
+
+struct config_section {
+	const char *name;
+	const struct config_key *keys;
+	int num_keys;
+	void (*done)(void *data);
+};
+
+int
+parse_config_file(const char *path,
+		  const struct config_section *sections, int num_sections,
+		  void *data);
+
+char *
+config_file_path(const char *name);
+
+#endif /* CONFIGPARSER_H */
+