Kernel: Improve kernel panic message and rename it 'panic'->'Panic'

kernel/include/kernel/Panic.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <kernel/kprint.h>
+#include <kernel/Serial.h>
+#include <kernel/VESA.h>
+
+#define Panic(...) PanicImpl(__FILE__, __LINE__, __VA_ARGS__)
+
+namespace Kernel
+{
+
+	template<typename... Args>
+	__attribute__((__noreturn__))
+	static void PanicImpl(const char* file, int line, const char* message, Args... args)
+	{
+		if (VESA::IsInitialized())
+		{
+			kprint("\e[31mKernel panic at {}:{}\n", file, line);
+			kprint(message, args...);
+			kprint("\e[m\n");
+		}
+		else
+		{
+			derrorln("Kernel panic at {}:{}", file, line);
+			derrorln(message, args...);
+		}
+		asm volatile("cli; hlt");
+		__builtin_unreachable();
+	}
+
+}

kernel/include/kernel/VESA.h

@@ -26,6 +26,7 @@ namespace VESA
 	};
 
 	bool Initialize();
+	bool IsInitialized();
 	void PutBitmapAt(const uint8_t*, uint32_t, uint32_t, Color);
 	void PutBitmapAt(const uint8_t*, uint32_t, uint32_t, Color, Color);
 	void PutCharAt(uint16_t, uint32_t, uint32_t, Color, Color);

kernel/include/kernel/kprint.h

@@ -3,5 +3,5 @@
 #include <BAN/Formatter.h>
 #include <kernel/TTY.h>
 
-#define kprint(...)			BAN::Formatter::print(TTY::PutCharCurrent, __VA_ARGS__)
+#define kprint(...)		BAN::Formatter::print(TTY::PutCharCurrent, __VA_ARGS__)
 #define kprintln(...)	BAN::Formatter::println(TTY::PutCharCurrent, __VA_ARGS__)

kernel/include/kernel/panic.h

@@ -1,19 +0,0 @@
-#pragma once
-
-#include <kernel/kprint.h>
-
-namespace Kernel
-{
-
-	template<typename... Args>
-	__attribute__((__noreturn__))
-	static void panic(const char* message, Args... args)
-	{
-		kprint("\e[31mKernel panic: ");
-		kprint(message, args...);
-		kprint("\e[m\n");
-		asm volatile("cli; hlt");
-		__builtin_unreachable();
-	}
-
-}