move modules.h -> common.h and add version numbers

1 files changed, 23 insertions, 0 deletions

diff --git a/src/options/options.c b/src/options/options.c
index 4488837..7ac35c7 100644
--- a/src/options/options.c
+++ b/src/options/options.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <cargs.h>
+#include <common.h>
 #include "options.h"
 
 static struct cag_option opts[] = {
@@ -11,6 +12,13 @@ static struct cag_option opts[] = {
 		.description = "The filename of the main script. (default: main.lua)"
 	},
 	{
+		.identifier = 'e',
+		.access_letters = NULL,
+		.access_name = "version",
+		.value_name = NULL,
+		.description = "Show the honey version"
+	},
+	{
 		.identifier = 'h',
 		.access_letters = "h",
 		.access_name = "help",
@@ -29,6 +37,12 @@ void print_help(char *program_name)
 
 enum outcomes_t parse_options(struct honey_options *options, int argc, char **argv)
 {
+	/* check if we even need to parse at all */
+	if (argc == 1) {
+		print_help(argv[0]);
+		return EXIT_SUCCESS;
+	}
+	
 	/* default values */
 	options->script_file = "main.lua";
 
@@ -47,6 +61,15 @@ enum outcomes_t parse_options(struct honey_options *options, int argc, char **ar
 		case 'h':
 			print_help(argv[0]);
 			return EXIT_SUCCESS;
+		case 'e':
+			printf(
+				"honey v%d.%d.%d -- %s\n",
+				HONEY_VERSION_MAJOR,
+				HONEY_VERSION_MINOR,
+				HONEY_VERSION_PATCH,
+				HONEY_VERSION_STR
+			);
+			return EXIT_SUCCESS;
 		default:
 			return EXIT_FAILURE;
 		}