From 9bffcafa9ae0c38103a8c64b3482bb099e792869 Mon Sep 17 00:00:00 2001
From: verdant <im@verdant.ee>
Date: Tue, 28 Jul 2026 18:30:16 +0800
Subject: Move source files to src/

---
 src/log.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/log.c

(limited to 'src/log.c')

diff --git a/src/log.c b/src/log.c
new file mode 100644
index 0000000..436307b
--- /dev/null
+++ b/src/log.c
@@ -0,0 +1,61 @@
+#include "log.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "err.h"
+
+FILE *log_file = NULL;
+
+void
+log_init(void)
+{
+	log_file = fopen(LOG_FILEPATH, "a");
+
+	if (!log_file) {
+		die("Faild to open log file");
+	}
+}
+
+void
+log_write(log_level level, const char *fmt, ...)
+{
+	char *level_str;
+
+	if (level == LOG_INFO)
+		level_str = "INFO";
+	if (level == LOG_WARN)
+		level_str = "WARN";
+	if (level == LOG_ERR)
+		level_str = "ERR";
+
+	time_t rawtime;
+	struct tm *timeinfo;
+	char time_str[32];
+
+	time(&rawtime);
+	timeinfo = localtime(&rawtime);
+	strftime(time_str, sizeof(time_str), "%Y-%m-%d %H:%M:%S", timeinfo);
+
+	fprintf(log_file, "[%s] [%s] ", time_str, level_str);
+
+	va_list ap;
+	va_start(ap, fmt);
+	vfprintf(log_file, fmt, ap);
+	va_end(ap);
+
+	fprintf(log_file, "\n");
+	fflush(log_file);
+}
+
+void
+log_end(FILE *log_file)
+{
+	if (log_file) {
+		fclose(log_file);
+		log_file = NULL;
+	}
+}
-- 
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