1 files changed, 38 insertions, 0 deletions
diff --git a/utils.h b/utils.h
new file mode 100644
index 0000000..21b7272
--- /dev/null
+++ b/utils.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2022 Mikhail Burakov. This file is part of toolbox.
+ *
+ * toolbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * toolbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with toolbox.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef UTILS_H_
+#define UTILS_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif  // __cplusplus
+
+#define STR_IMPL(op) #op
+#define STR(op) STR_IMPL(op)
+#define LOG(fmt, ...) \
+  LogImpl(__FILE__ ":" STR(__LINE__) " " fmt "\n", ##__VA_ARGS__)
+#define LENGTH(op) (sizeof(op) / sizeof *(op))
+
+void LogImpl(const char* fmt, ...) __attribute__((format(printf, 1, 2)));
+unsigned long long MillisNow(void);
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif  // __cplusplus
+
+#endif  // UTILS_H_