From 8668383fdde6fc6a1e8e44100506e761f754d6bd Mon Sep 17 00:00:00 2001
From: Matthias Kruk <m@m10k.eu>
Date: Tue, 14 Jan 2020 20:37:18 +0900
Subject: [PATCH] Provide a dummy printf() function in klibc

---
 include/stdio.h      |  1 +
 kernel/klibc/stdio.c | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/include/stdio.h b/include/stdio.h
index 8c60ca9..3fe448d 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -4,5 +4,6 @@
 #include <sys/types.h>
 
 extern int snprintf(char*, size_t, const char*, ...);
+extern int printf(const char*, ...);
 
 #endif /* STDIO_H */
diff --git a/kernel/klibc/stdio.c b/kernel/klibc/stdio.c
index f8e596a..7674e40 100644
--- a/kernel/klibc/stdio.c
+++ b/kernel/klibc/stdio.c
@@ -1,5 +1,6 @@
 #include <config.h>
 #include <corax/types.h>
+#include <corax/errno.h>
 #include <sys/types.h>
 #include <string.h>
 
@@ -811,3 +812,13 @@ gtfo:
 #undef ADD_FLAG
 #undef SET_STATE
 }
+
+int printf(const char *fmt, ...)
+{
+	/*
+	 * FIXME: Implement printf() properly once all of the
+	 * necessary ingredients are in place
+	 */
+
+	return(-ENOSYS);
+}
-- 
2.47.3