From de47eb59bb829423b1d0f47ba13099073999b3cb Mon Sep 17 00:00:00 2001 From: Nicolas Planel Date: Wed, 29 Oct 2003 16:07:11 +0000 Subject: Corporate Server 2.1.1 release --- mdk-stage1/dietlibc/lib/sigaddset.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) (limited to 'mdk-stage1/dietlibc/lib/sigaddset.c') diff --git a/mdk-stage1/dietlibc/lib/sigaddset.c b/mdk-stage1/dietlibc/lib/sigaddset.c index 8ce69ea77..1c2632e67 100644 --- a/mdk-stage1/dietlibc/lib/sigaddset.c +++ b/mdk-stage1/dietlibc/lib/sigaddset.c @@ -1,15 +1,17 @@ -#define __KERNEL__ -#define sigaddset foobar -#include -#undef sigaddset +#include +#include -int __sigaddset(sigset_t *set, int signo) { - unsigned long sig = signo - 1; - if (_NSIG_WORDS == 1) - set->sig[0] |= 1UL << sig; - else - set->sig[sig / _NSIG_BPW] |= 1UL << (sig % _NSIG_BPW); - return 0; -} +#define __sigmask(sig) ( ((unsigned long)1) << (((sig)-1) % (8*sizeof(unsigned long))) ) +#define __sigword(sig) ( ((sig)-1) / (8*sizeof(unsigned long)) ) -int sigaddset (sigset_t *env, int signo) __attribute__((weak,alias("__sigaddset"))); +int sigaddset(sigset_t *set, int signo) { + if ((signo<1)||(signo>SIGRTMAX)) { + (*__errno_location())=EINVAL; + return -1; + } else { + unsigned long __mask = __sigmask (signo); + unsigned long __word = __sigword (signo); + set->sig[__word]|=__mask; + return 0; + } +} -- cgit v1.2.1