From 8fbd1abcda5d5fa030fdceca3aa66d1ffa74c26d Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 27 Sep 2025 11:13:25 +0000
Subject: [PATCH] daemon: Parse command line options

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---
 src/daemon/main.c | 41 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/src/daemon/main.c b/src/daemon/main.c
index 01e1a78..bf8246c 100644
--- a/src/daemon/main.c
+++ b/src/daemon/main.c
@@ -18,13 +18,49 @@
 #                                                                             #
 #############################################################################*/
 
+#include <argp.h>
 #include <stddef.h>
 #include <stdlib.h>
+#include <syslog.h>
 
 #include "ctx.h"
 
+const char* argp_program_version = PACKAGE_VERSION;
+
+static const char* doc = "The collecty Daemon";
+
+enum {
+	OPT_DEBUG  = 1,
+};
+
+static struct argp_option options[] = {
+	{ "debug", OPT_DEBUG, NULL, 0, "Run in debug mode", 0 },
+	{ NULL },
+};
+
+static error_t parse(int key, char* arg, struct argp_state* state) {
+	collecty_ctx* ctx = state->input;
+
+	switch (key) {
+		case OPT_DEBUG:
+			collecty_ctx_set_log_level(ctx, LOG_DEBUG);
+			break;
+
+		default:
+			return ARGP_ERR_UNKNOWN;
+	}
+
+	return 0;
+}
+
 int main(int argc, char* argv[]) {
 	collecty_ctx* ctx = NULL;
+	struct argp parser = {
+		.options = options,
+		.parser  = parse,
+		.doc     = doc,
+	};
+	int arg_index = 0;
 	int r;
 
 	// Allocate a new context
@@ -32,7 +68,10 @@ int main(int argc, char* argv[]) {
 	if (r < 0)
 		goto ERROR;
 
-	// TODO
+	// Parse command line arguments
+	r = argp_parse(&parser, argc, argv, ARGP_NO_ARGS, &arg_index, &ctx);
+	if (r)
+		goto ERROR;
 
 ERROR:
 	if (ctx)
-- 
2.47.3