CloverBootloader/rEFIt_UEFI/Platform/Posix/abort.cpp

#include <Platform.h> // Only use angled for Platform, else, xcode project won't compile


#if defined(CLOVER_BUILD) || !defined(_MSC_VER)
void abort(void)
{
	printf("A fatal error happened. System halted\n");
	while (1) { // tis will avoid warning : Function declared 'noreturn' should not return
		CpuDeadLoop();
	}
}
#endif

bool stop_at_panic = true;
bool i_have_panicked = false;

/*
 *
 * Function panic_ seems useless. It's same as panic(). It's to be able to put a breakpoint in gdb with br panic_(). This is done in gdb_launch script in Qemu
 */
static void panic_(const char* format, VA_LIST va)
#ifndef PANIC_CAN_RETURN
    __attribute__ ((noreturn));
#endif
;

extern void egSetGraphicsModeEnabled(BOOLEAN);

#define FATAL_ERROR_MSG "\nA fatal error happened. System halted.\n"
static void panic_(const char* format, VA_LIST va)
{
egSetGraphicsModeEnabled(false);
	if ( format ) {
		vprintf(format, va);
		#ifdef DEBUG_ON_SERIAL_PORT
		  char buf[500];
		  vsnprintf(buf, sizeof(buf)-1, format, va);
		  SerialPortWrite((UINT8*)buf, strlen(buf));
		#endif
	}
	printf(FATAL_ERROR_MSG);
  #ifdef DEBUG_ON_SERIAL_PORT
    SerialPortWrite((UINT8*)FATAL_ERROR_MSG, strlen(FATAL_ERROR_MSG));
  #endif
	while (1) { // this will avoid warning : Function declared 'noreturn' should not return
		CpuDeadLoop();
	}
}

void panic(const char* format, ...)
{
#ifdef PANIC_CAN_RETURN
	if ( stop_at_panic ) {
		VA_LIST va;
		VA_START(va, format);
		panic_(format, va); // panic doesn't return
//		VA_END(va);
	}else{
		i_have_panicked = true;
	}
#else
  VA_LIST va;
  VA_START(va, format);
  panic_(format, va); // panic doesn't return
#endif
}


void panic(void)
{
	panic(nullptr);
}