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Kernel: Colorize debugger output from the kernel.
This makes it easy to distinguish kernel/userspace dbgprintf()'s. :^)
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db2980c848
commit
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1 changed files with 21 additions and 0 deletions
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@ -6,6 +6,22 @@
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#include <Kernel/kstdio.h>
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#include <LibC/stdarg.h>
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static void color_on()
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{
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IO::out8(0xe9, 0x1b);
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IO::out8(0xe9, '[');
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IO::out8(0xe9, '3');
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IO::out8(0xe9, '6');
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IO::out8(0xe9, 'm');
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}
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static void color_off()
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{
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IO::out8(0xe9, 0x1b);
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IO::out8(0xe9, '[');
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IO::out8(0xe9, '0');
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IO::out8(0xe9, 'm');
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}
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static void console_putch(char*&, char ch)
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{
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if (!current) {
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@ -17,10 +33,12 @@ static void console_putch(char*&, char ch)
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int kprintf(const char* fmt, ...)
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{
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color_on();
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va_list ap;
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va_start(ap, fmt);
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int ret = printf_internal(console_putch, nullptr, fmt, ap);
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va_end(ap);
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color_off();
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return ret;
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}
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@ -44,11 +62,14 @@ static void debugger_putch(char*&, char ch)
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IO::out8(0xe9, ch);
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}
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extern "C" int dbgprintf(const char* fmt, ...)
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{
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color_on();
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va_list ap;
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va_start(ap, fmt);
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int ret = printf_internal(debugger_putch, nullptr, fmt, ap);
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va_end(ap);
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color_off();
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return ret;
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}
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