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Properly handle rt errors

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This commit is contained in:
Justin Ethier 2015-04-16 22:39:04 -04:00
parent 13c9d44500
commit 060d256f4a
2 changed files with 17 additions and 27 deletions
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12
icyc.scm
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@ -15,11 +15,13 @@
(with-exception-handler (with-exception-handler
(lambda (obj) (lambda (obj)
(display "Error: ") (display "Error: ")
(for-each (display obj)
(lambda (o) ; TODO: if list, do this instead:
(display o) ;(for-each
(display " ")) ; (lambda (o)
obj) ; (display o)
; (display " "))
; obj)
(display "\n") (display "\n")
(k #t)) (k #t))
(lambda () (lambda ()

32
runtime.h
View file

@ -1258,37 +1258,25 @@ object Cyc_current_exception_handler() {
/* Raise an exception from the runtime code */ /* Raise an exception from the runtime code */
void Cyc_rt_raise(object err) { void Cyc_rt_raise(object err) {
//printf("DEBUG err = ");
//Cyc_display(err);
//printf("\n");
make_cons(c2, err, nil); make_cons(c2, err, nil);
make_cons(c1, boolean_f, &c2); make_cons(c1, boolean_f, &c2);
apply(nil, Cyc_current_exception_handler(), &c1); make_cons(c0, &c1, nil);
//printf("sending to apply => ");
//Cyc_display(&c0);
//printf("\n");
apply(nil, Cyc_current_exception_handler(), &c0);
// Should never get here // Should never get here
fprintf(stderr, "Internal error in Cyc_rt_raise\n"); fprintf(stderr, "Internal error in Cyc_rt_raise\n");
exit(1); exit(1);
} }
void Cyc_rt_raise_msg(const char *err) { void Cyc_rt_raise_msg(const char *err) {
printf("TODO: %s", err); make_string(s, err);
exit(1); Cyc_rt_raise(&s);
//make_string(s, err);
//Cyc_rt_raise(&s);
} }
/* Provide the ability to raise an exception from the C runtime.
Other runtime functions should call this as needed
TODO: consolidate this with (raise) in trans.scm ????
* /
TODO:
object Cyc_raise(object err) {
// TODO: probably best to re-arrange things to not rely on a global here
object ehs = (object) __glo__85exception_91handler_91stack_85;
if (boolean_f == ehs) {
Cyc_default_exception_handler(1, (closure)err, err);
} else {
// TODO: call into just like (raise) car(ehs)
}
return nil;
} */
/* END exception handler */ /* END exception handler */
/* /*