Make way for libc implementation

1 files changed, 22 insertions, 1 deletions

diff --git a/src/lib/libc/debug.c b/src/lib/libc/debug.c
index dc04fd3..f862fe6 100644
--- a/src/lib/libc/debug.c
+++ b/src/lib/libc/debug.c
@@ -1,7 +1,9 @@
 #include <stdbool.h>
+#include <stdlib.h>
 
-#include <kogata/debug.h>
 #include <kogata/syscall.h>
+#include <kogata/debug.h>
+#include <kogata/printf.h>
 
 void sys_panic(const char* msg, const char* file, int line) {
 	dbg_printf("PANIC in user process\n  %s\n  at %s:%d\n", msg, file, line);
@@ -15,4 +17,23 @@ void sys_panic_assert(const char* assert, const char* file, int line) {
 	while(true);
 }
 
+void dbg_print(const char* s) {
+	sc_dbg_print(s);
+}
+
+void dbg_printf(const char* fmt, ...) {
+	va_list ap;
+	char buffer[256];
+
+	va_start(ap, fmt);
+	vsnprintf(buffer, 256, fmt, ap);
+	va_end(ap);
+
+	dbg_print(buffer);
+}
+
+void yield() {
+	sc_yield();
+}
+
 /* vim: set ts=4 sw=4 tw=0 noet :*/