initial

1 files changed, 23 insertions, 0 deletions

diff --git a/kernel/include/print.h b/kernel/include/print.h
new file mode 100644
index 0000000..dc7f862
--- /dev/null
+++ b/kernel/include/print.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdarg.h>
+
+extern void putchar(int c);
+extern void puts(const char* s);
+extern void printk(const char *restrict format, ...);
+extern void vprintk(const char *restrict format, va_list ap);
+
+#ifdef KERNEL_LOG
+#define debugk(msg, ...) _debugk_impl(msg, ## __VA_ARGS__)
+#define succek(msg, ...) _succek_impl(msg, ## __VA_ARGS__)
+#define errork(msg, ...) _errork_impl(msg, ## __VA_ARGS__)
+#else
+#define debugk(msg, ...)
+#define succek(msg, ...)
+#define errork(msg, ...)
+#endif
+
+extern void _debugk_impl(char* msg, ...);
+extern void _succek_impl(char* msg, ...);
+extern void _errork_impl(char* msg, ...);