* commands.c: all command functions (see commands_parser.c)
*
*/
-#ifndef _COMMANDS_PARSER_H
-#define _COMMANDS_PARSER_H
+#ifndef I3_COMMANDS_PARSER_H
+#define I3_COMMANDS_PARSER_H
-char *parse_command(const char *input);
+#include <yajl/yajl_gen.h>
+
+/*
+ * Holds the result of a call to any command. When calling
+ * parse_command("floating enable, border none"), the parser will internally
+ * use a struct CommandResult when calling cmd_floating and cmd_border.
+ * parse_command will also return another struct CommandResult, whose
+ * json_output is set to a map of individual json_outputs and whose
+ * needs_tree_trender is true if any individual needs_tree_render was true.
+ *
+ */
+struct CommandResult {
+ /* The JSON generator to append a reply to. */
+ yajl_gen json_gen;
+
+ /* Whether the command requires calling tree_render. */
+ bool needs_tree_render;
+
+ /* The next state to transition to. Passed to the function so that we can
+ * determine the next state as a result of a function call, like
+ * cfg_criteria_pop_state() does. */
+ int next_state;
+};
+
+struct CommandResult *parse_command(const char *input);
#endif