os-k/src/kaleid/kernel/ke/panic.c

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2018-12-24 22:38:14 +01:00
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Authors: spectral` //
// NeoX //
// //
// Desc: How NOT to panic 101 //
//----------------------------------------------------------------------------//
#include "kernel/ke/panic.h"
//
// Panic message
//
const char *panicstr = NULL;
//
// Failed assert() handler
//
noreturn void ___assert_handler(const char *msg, const char *file, int line, const char *func)
{
// not getting out of here
cli();
(void)file; (void)line; (void)func;
// XXX sprintf() to create a proper panicstr
panic(msg);
}
//
// Your best boy panic()
//
void panic(const char *str)
{
cli();
ktclear();
if (str == NULL) {
str = "(no message given)";
}
if (panicstr) {
// shouldn't be possible
ktprint("double panic!\n");
hlt();
}
panicstr = str;
ktprint("panic! - ");
ktprint(str);
while (TRUE) {
hlt();
}
}