io: prefix a 'k' to print functions

Add a 'k' prefix to the kernel versions of the printf family.

2 files changed, 4 insertions, 6 deletions

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;