--- pause.c.orig 2006-09-17 12:11:15.000000000 -0700 +++ pause.c 2006-09-24 16:38:00.000000000 -0700 @@ -34,6 +34,13 @@ #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)pause.c 8.1 (Berkeley) 6/4/93"; #endif /* LIBC_SCCS and not lint */ + +/* For the cancelable variant, we call the cancelable sigsuspend */ +#ifdef VARIANT_CANCELABLE +#undef __DARWIN_NON_CANCELABLE +#define __DARWIN_NON_CANCELABLE 0 +#endif /* VARIANT_CANCELABLE */ + #include <sys/cdefs.h> __FBSDID("$FreeBSD: src/lib/libc/gen/pause.c,v 1.6 2002/02/01 00:57:29 obrien Exp $"); @@ -46,7 +53,10 @@ int __pause() { - return sigpause(sigblock(0L)); + sigset_t set; + + sigprocmask(0, NULL, &set); + return sigsuspend(&set); } __weak_reference(__pause, pause); __weak_reference(__pause, _pause);