From efad89a1b70e265c3706662a8392fd1164c06bd7 Mon Sep 17 00:00:00 2001
From: Danny Holman <dholman@gymli.xyz>
Date: Tue, 20 Jul 2021 20:25:29 -0500
Subject: io: prefix a 'k' to print functions

Add a 'k' prefix to the kernel versions of the printf family.
---
 include/kernel/io.h | 4 ++--
 kernel/init.c       | 4 +---
 kernel/io.c         | 6 +++---
 3 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/include/kernel/io.h b/include/kernel/io.h
index 486c7a4..8f5fa59 100644
--- a/include/kernel/io.h
+++ b/include/kernel/io.h
@@ -3,7 +3,7 @@
 
 #include <stdarg.h>
 
-int vprintf(const char *fmt, va_list args);
-int printf(const char *fmt, ...);
+int vkprintf(const char *fmt, va_list args);
+int kprintf(const char *fmt, ...);
 
 #endif
diff --git a/kernel/init.c b/kernel/init.c
index a7a71d6..195ce92 100644
--- a/kernel/init.c
+++ b/kernel/init.c
@@ -4,7 +4,5 @@
 
 void kernel_main(void) {
         tty_init();
-        serial_init();
-        serial_writestring("Hello world\n");
-        printf("Hello world\n");
+        kprintf("Hello world\n");
 }
diff --git a/kernel/io.c b/kernel/io.c
index e2bef20..71b01bd 100644
--- a/kernel/io.c
+++ b/kernel/io.c
@@ -18,7 +18,7 @@ char* convert(unsigned int num, int base) {
         return ptr;
 }
 
-int vprintf(const char *fmt, va_list args) {
+int vkprintf(const char *fmt, va_list args) {
         char *s;
         int i;
 
@@ -60,12 +60,12 @@ int vprintf(const char *fmt, va_list args) {
         return 0;
 }
 
-int printf(const char *fmt, ...) {
+int kprintf(const char *fmt, ...) {
         va_list args;
         int done;
 
         va_start(args, fmt);
-        done = vprintf(fmt, args);
+        done = vkprintf(fmt, args);
         va_end(args);
 
         return done;
-- 
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