newlib/winsup/mingw/samples/seh/exutil.c

69 lines
1.3 KiB
C

#include <stdlib.h>
#include <stdio.h>
#include <excpt.h>
#include <windows.h>
#include "exutil.h"
void
WalkExceptionHandlers ()
{
PEXCEPTION_REGISTRATION_RECORD p;
int i;
__asm__("movl %%fs:0,%%eax;movl %%eax,%0" : "=g" (p) : : "%eax");
i = 0;
while (p != (PEXCEPTION_REGISTRATION_RECORD) -1 && p)
{
printf ("Registration %d at %08x : ", i, p);
printf ("Handler = %08x ", p->handler);
printf ("Next Registration = %08x\n", p->prev);
p = p->prev;
i++;
}
printf ("End of exception handler list.\n");
fflush (stdout);
}
void
DumpExceptionRecord (struct _EXCEPTION_RECORD* pExRec)
{
printf ("Exception: Code = %08x Flags %08x", pExRec->ExceptionCode,
pExRec->ExceptionFlags);
if (pExRec->ExceptionFlags)
{
printf (" ( ");
if (pExRec->ExceptionFlags & EH_NONCONTINUABLE)
{
printf ("EH_NONCONTINUABLE ");
}
if (pExRec->ExceptionFlags & EH_UNWINDING)
{
printf ("EH_UNWINDING ");
}
if (pExRec->ExceptionFlags & EH_EXIT_UNWIND)
{
printf ("EH_EXIT_UNWIND ");
}
if (pExRec->ExceptionFlags & EH_STACK_INVALID)
{
printf ("EH_STACK_INVALID ");
}
if (pExRec->ExceptionFlags & EH_NESTED_CALL)
{
printf ("EH_NESTED_CALL ");
}
printf (")\n");
}
else
{
printf ("\n");
}
fflush(stdout);
}