CloverBootloader/rEFIt_UEFI/Platform/Posix/abort.cpp
2020-11-02 16:45:11 +03:00

90 lines
2.0 KiB
C++

#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
;
#ifdef CLOVER_BUILD
extern void egSetGraphicsModeEnabled(BOOLEAN);
extern const LString8 gBuildId;
#endif
#define FATAL_ERROR_MSG "\nA fatal error happened. System halted.\n"
static void panic_(const char* format, VA_LIST va)
{
#ifdef CLOVER_BUILD
egSetGraphicsModeEnabled(false);
printf("Clover build id: %s\n", gBuildId.c_str());
#endif
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);
}
void _assert(bool b, const char* format, ...)
{
if ( !b ) {
VA_LIST va;
VA_START(va, format);
panic_(format, va); // panic doesn't return
}
}