PyOS_CheckStack now understands multiple threads. Other threads are not stack-checked, but at least they don't appear to always be out of stack.

This commit is contained in:
Jack Jansen 2000-09-08 22:05:48 +00:00
parent 90f876798f
commit 53bafd97d0

View file

@ -412,12 +412,24 @@ PyOS_CheckStack()
{
char here;
static char *sentinel = 0;
static PyThreadState *thread_for_sentinel = 0;
if ( sentinel == 0 ) {
sentinel = &here - StackSpace() + MINIMUM_STACK_SIZE;
}
if ( &here < sentinel )
return -1;
if ( thread_for_sentinel == 0 ) {
thread_for_sentinel = PyThreadState_Get();
}
if ( &here < sentinel ) {
if (thread_for_sentinel == PyThreadState_Get()) {
return -1;
#if 0
} else {
/* Else we are unsure... */
fprintf(stderr, "Stackcheck in other thread (was %x now %x)\n", thread_for_sentinel,PyThreadState_Get());
#endif
}
}
return 0;
}
#endif /* USE_STACKCHECK */