add first bits of a (custom) config parser

include/config_directives.h

@@ -0,0 +1,29 @@
+/*
+ * vim:ts=4:sw=4:expandtab
+ *
+ * i3 - an improved dynamic tiling window manager
+ * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
+ *
+ * commands.c: all command functions (see commands_parser.c)
+ *
+ */
+#ifndef I3_CONFIG_DIRECTIVES_H
+#define I3_CONFIG_DIRECTIVES_H
+
+//#include "config_parser.h"
+
+/** The beginning of the prototype for every cmd_ function. */
+#define I3_CFG Match *current_match, struct CommandResult *cmd_output
+
+/**
+ *
+ */
+void cfg_font(I3_CFG, const char *font);
+
+void cfg_mode_binding(I3_CFG, const char *bindtype, const char *modifiers, const char *key, const char *command);
+
+void cfg_enter_mode(I3_CFG, const char *mode);
+
+void cfg_exec(I3_CFG, const char *exectype, const char *no_startup_id, const char *command);
+
+#endif