From 958f238f3619373d3dbc106d3cda3c467b3419b1 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 26 May 1999 23:37:38 +0000 Subject: Update. 1999-05-26 Ulrich Drepper * config.h.in: Add __LINUX_KERNEL_VERSION. * configure.in: Recognize --enable-kernel. * sysdeps/unix/sysv/linux/configure.in: Check for correct kernel headers if --enable-kernel is given and set __LINUX_KERNEL_VERSION appropriately. * sysdeps/unix/sysv/linux/init-first.c: If minimal kernel version is given perform runtime test. * sysdeps/unix/sysv/linux/kernel-features.h: New file. * sysdeps/unix/sysv/linux/getcwd.c: Elide compatibility code if minimal supported kernel is known to have the feature. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/seteuid.c: Likewise. * sysdeps/unix/sysv/linux/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/testrtsig.h: Likewise. * sysdeps/unix/sysv/linux/i386/chown.c: Likewise. * sysdeps/unix/sysv/linux/i386/pread.c: Likewise. * sysdeps/unix/sysv/linux/i386/pread64.c: Likewise. * sysdeps/unix/sysv/linux/i386/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/i386/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/sysctl.c: Add __sysctl alias. --- sysdeps/unix/sysv/linux/sigprocmask.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'sysdeps/unix/sysv/linux/sigprocmask.c') diff --git a/sysdeps/unix/sysv/linux/sigprocmask.c b/sysdeps/unix/sysv/linux/sigprocmask.c index 5e72c9892d..3e0719aa7f 100644 --- a/sysdeps/unix/sysv/linux/sigprocmask.c +++ b/sysdeps/unix/sysv/linux/sigprocmask.c @@ -23,6 +23,9 @@ #include #include +#include "kernel-features.h" + + extern int __syscall_sigprocmask (int, const sigset_t *, sigset_t *); extern int __syscall_rt_sigprocmask (int, const sigset_t *, sigset_t *, size_t); @@ -39,7 +42,10 @@ __sigprocmask (how, set, oset) const sigset_t *set; sigset_t *oset; { -#ifdef __NR_rt_sigprocmask +#if __ASSUME_REALTIME_SIGNALS > 0 + return INLINE_SYSCALL (rt_sigprocmask, 4, how, set, oset, _NSIG / 8); +#else +# ifdef __NR_rt_sigprocmask /* First try the RT signals. */ if (!__libc_missing_rt_sigs) { @@ -55,8 +61,9 @@ __sigprocmask (how, set, oset) __set_errno (saved_errno); __libc_missing_rt_sigs = 1; } -#endif +# endif return INLINE_SYSCALL (sigprocmask, 3, how, set, oset); +#endif } weak_alias (__sigprocmask, sigprocmask) -- cgit v1.2.3