Subversion Repositories scarts

/* Test out '@catch(id foo) {...}', which should catch all uncaught

   exceptions.  */

/* Developed by Ziemowit Laski <zlaski@apple.com>.  */

#include <objc/Object.h>

#include <stdio.h>

/* The following is not required in actual user code; we include it

   here to check that the compiler generates an internal definition of

   _setjmp that is consistent with what <setjmp.h> provides.  */

#include <setjmp.h>

extern void abort(void);

#define CHECK_IF(expr) if(!(expr)) abort()

@interface Frob: Object

@end

@implementation Frob: Object

@end

static Frob* _connection = nil;

//--------------------------------------------------------------------

void test (Object* sendPort)

{

        int cleanupPorts = 1;

        Frob* receivePort = nil;

        @try {

                printf ("receivePort = %p\n", receivePort);

                printf ("sendPort = %p\n", sendPort);

                printf ("cleanupPorts = %d\n", cleanupPorts);

                printf ("---\n");

                receivePort = (Frob *) -1;

                _connection = (Frob *) -1;

                printf ("receivePort = %p\n", receivePort);

                printf ("sendPort = %p\n", sendPort);

                printf ("cleanupPorts = %d\n", cleanupPorts);

                printf ("---\n");

                receivePort = nil;

                sendPort = nil;

                cleanupPorts = 0;

                printf ("receivePort = %p\n", receivePort);

                printf ("sendPort = %p\n", sendPort);

                printf ("cleanupPorts = %d\n", cleanupPorts);

                printf ("---\n");

                @throw [Object new];

        }

        @catch(Frob *obj) {

                printf ("Exception caught by incorrect handler!\n");

                CHECK_IF(0);

        }

        @catch(id exc) {

                printf ("Exception caught by correct handler.\n");

                printf ("receivePort = %p (expected 0x0)\n", receivePort);

                printf ("sendPort = %p (expected 0x0)\n", sendPort);

                printf ("cleanupPorts = %d (expected 0)\n", cleanupPorts);

                printf ("---");

                CHECK_IF(!receivePort);

                CHECK_IF(!sendPort);

                CHECK_IF(!cleanupPorts);

        }

}

int main (void) {

        test((Object *)-1);

        return 0;

}