From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001 From: Vladimir Azarov Date: Tue, 1 Oct 2024 15:47:05 +0200 Subject: Initial version --- src/thread/pthread_sigmask.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 src/thread/pthread_sigmask.c (limited to 'src/thread/pthread_sigmask.c') diff --git a/src/thread/pthread_sigmask.c b/src/thread/pthread_sigmask.c new file mode 100644 index 0000000..f188782 --- /dev/null +++ b/src/thread/pthread_sigmask.c @@ -0,0 +1,19 @@ +#include +#include +#include "syscall.h" + +int pthread_sigmask(int how, const sigset_t *restrict set, sigset_t *restrict old) +{ + int ret; + if (set && (unsigned)how - SIG_BLOCK > 2U) return EINVAL; + ret = -__syscall(SYS_rt_sigprocmask, how, set, old, _NSIG/8); + if (!ret && old) { + if (sizeof old->__bits[0] == 8) { + old->__bits[0] &= ~0x380000000ULL; + } else { + old->__bits[0] &= ~0x80000000UL; + old->__bits[1] &= ~0x3UL; + } + } + return ret; +} -- cgit v1.2.3