Base: improved debug printing

Previously keyboard input was not outputed to the serial port for
debugging purposes. Now it is as we modified the putc() function.

3 files changed, 8 insertions, 11 deletions

diff --git a/src/pOS/arch/x86/libc/stdio/printf.cpp b/src/pOS/arch/x86/libc/stdio/printf.cpp
index dc880ac..c85c26e 100644
--- a/src/pOS/arch/x86/libc/stdio/printf.cpp
+++ b/src/pOS/arch/x86/libc/stdio/printf.cpp
@@ -1,23 +1,15 @@
 #include <stdio.h>
 
-static bool serial_debug = false;
+bool serial_debug = false;
 
 void Debug::set_serial_debug(bool state)
 {
     serial_debug = state;
 }
 
-static void console_out(char c)
-{
-   if (serial_debug)
-        Serial::serial_putch(c);
-
-    putc(c);
-}
-
 static void console_putch(char*&, char c) //wrapper so that we can sprintf
 {
-    console_out(c);
+    putc(c);
 }
 
 int printf(const char* fmt, ...)
@@ -32,6 +24,6 @@ int printf(const char* fmt, ...)
 int print(const char* str, int len)
 {
     for (int i = 0; i < len; ++i)
-        console_out(str[i]);
+        putc(str[i]);
     return 0;
 }
diff --git a/src/pOS/arch/x86/libc/stdio/putc.cpp b/src/pOS/arch/x86/libc/stdio/putc.cpp
index ce01839..18fe95f 100644
--- a/src/pOS/arch/x86/libc/stdio/putc.cpp
+++ b/src/pOS/arch/x86/libc/stdio/putc.cpp
@@ -2,5 +2,8 @@
 
 int putc(const char c)
 {
+    if (serial_debug)
+         Serial::serial_putch(c);
+
     return TTY::tty_putc(c);
 }
diff --git a/src/pOS/include/libc/stdio.h b/src/pOS/include/libc/stdio.h
index 7b5f144..fa3a35e 100644
--- a/src/pOS/include/libc/stdio.h
+++ b/src/pOS/include/libc/stdio.h
@@ -9,6 +9,8 @@
 
 #define EOF (-1)
 
+extern bool serial_debug;
+
 int printf(const char* format, ...);
 int sprintf(char* buf, const char* format, ...);
 int print(const char* str);