From 3ecb029fedcf03d3d9eec193d91d1ed1bc6dc130 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Fri, 24 Mar 2023 17:10:50 -0500
Subject: add verbosity & working directory options

---
 src/options/options.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 src/options/options.h |  2 ++
 2 files changed, 48 insertions(+)

(limited to 'src/options')

diff --git a/src/options/options.c b/src/options/options.c
index cf2ae49..d2221aa 100644
--- a/src/options/options.c
+++ b/src/options/options.c
@@ -1,9 +1,17 @@
 #include <stdio.h>
 #include <cargs.h>
 #include <common.h>
+#include "logging/logging.h"
 #include "options.h"
 
 static struct cag_option opts[] = {
+	{
+		.identifier = 'd',
+		.access_letters = "d",
+		.access_name = "directory",
+		.value_name = "WORKING_DIRECTORY",
+		.description = "Set the working directory for honey. (default: .)",
+	},
 	{
 		.identifier = 's',
 		.access_letters = "s",
@@ -25,6 +33,20 @@ static struct cag_option opts[] = {
 		.value_name = NULL,
 		.description = "Shows this help message"
 	},
+	{
+		.identifier = 'v',
+		.access_letters = "v",
+		.access_name = NULL,
+		.value_name = NULL,
+		.description = "Increase verbosity (-vvv shows all messages)"
+	},
+	{
+		.identifier = 'q',
+		.access_letters = "q",
+		.access_name = NULL,
+		.value_name = NULL,
+		.description = "Decrease verbosity (-qqq hides all messages)"
+	},
 };
 
 
@@ -38,7 +60,9 @@ void print_help(char *program_name)
 enum outcomes_t parse_options(struct honey_options *options, int argc, char **argv)
 {
 	/* default values */
+	options->working_dir = NULL;
 	options->script_file = "main.lua";
+	options->log_level = HONEY_WARN;
 
 	/* parse options */
 	char id;
@@ -49,12 +73,22 @@ enum outcomes_t parse_options(struct honey_options *options, int argc, char **ar
 	while(cag_option_fetch(&context)) {
 		id = cag_option_get(&context);
 		switch(id) {
+		/* set working directory */
+		case 'd':
+			options->working_dir = cag_option_get_value(&context);
+			break;
+
+		/* set main script */
 		case 's':
 			options->script_file = cag_option_get_value(&context);
 			break;
+
+		/* print help information & exit */
 		case 'h':
 			print_help(argv[0]);
 			return EXIT_SUCCESS;
+
+		/* print version information & exit */
 		case 'e':
 			printf(
 				"honey v%d.%d.%d -- %s\n",
@@ -64,7 +98,19 @@ enum outcomes_t parse_options(struct honey_options *options, int argc, char **ar
 				HONEY_VERSION_STR
 			);
 			return EXIT_SUCCESS;
+
+		/* verbosity options */
+		case 'q':
+			options->log_level -= 1;
+			break;
+		case 'v':
+			options->log_level += 1;
+			break;
+
 		default:
+			int index = cag_option_get_index(&context);
+			fprintf(stderr, "unknown option: %s\n", argv[index-1]);
+			print_help(argv[0]);
 			return EXIT_FAILURE;
 		}
 	}
diff --git a/src/options/options.h b/src/options/options.h
index cb07b1a..a7444f6 100644
--- a/src/options/options.h
+++ b/src/options/options.h
@@ -2,7 +2,9 @@
 #define HONEY_OPTIONS_H
 
 struct honey_options {
+	const char *working_dir;
 	const char *script_file; // main entry point
+	int log_level;
 };
 
 enum outcomes_t {
-- 
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