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authorJeff Johnston <jjohnstn@redhat.com>2002-05-31 00:51:03 +0400
committerJeff Johnston <jjohnstn@redhat.com>2002-05-31 00:51:03 +0400
commit9d3629143e0c600e35858caf0494613a39a5d63c (patch)
treeeb27a91bacdc83834ee0f7fe4cda251cbe12b73c /newlib/libc/sys/linux/signal.c
parentdfe569334ab9e5bfbb80d0aacf275fafa6a46afb (diff)
2002-05-30 Jeff Johnston <jjohnstn@redhat.com>
* libc/sys/linux/Makefile.am: Add support for new files. * libc/sys/linux/Makefile.in: Regenerated. * libc/sys/linux/ids.c: Add __getuid weak alias for getuid. * libc/sys/linux/signal.c: Change to use real-time syscalls for sigsuspend, sigprocmask, and sigpending. Also remove sigaction as it is in a separate file now. * libc/sys/linux/machine/i386/Makefile.am * libc/sys/linux/machine/i386/Makefile.in * libc/sys/linux/sys/signal.h: Add include of <bits/signum.h>. * libc/sys/linux/sigaction.c: New file. * libc/sys/linux/sigqueue.c: Ditto. * libc/sys/linux/sigwait.c: Ditto. * libc/sys/linux/machine/i386/sigaction.c: Ditto. * libc/sys/linux/kernel_sigaction.h: Ditto.
Diffstat (limited to 'newlib/libc/sys/linux/signal.c')
-rw-r--r--newlib/libc/sys/linux/signal.c35
1 files changed, 23 insertions, 12 deletions
diff --git a/newlib/libc/sys/linux/signal.c b/newlib/libc/sys/linux/signal.c
index 0855ed9e0..1affe6f24 100644
--- a/newlib/libc/sys/linux/signal.c
+++ b/newlib/libc/sys/linux/signal.c
@@ -11,40 +11,39 @@
/* avoid name space pollution */
#define __NR___sgetmask __NR_sgetmask
#define __NR___ssetmask __NR_ssetmask
-#define __NR___sigsuspend __NR_sigsuspend
#define __NR___rt_sigtimedwait __NR_rt_sigtimedwait
+#define __NR___rt_sigpending __NR_rt_sigpending
+#define __NR___rt_sigprocmask __NR_rt_sigprocmask
+#define __NR___rt_sigsuspend __NR_rt_sigsuspend
_syscall2(int,kill,pid_t,pid,int,sig)
_syscall2(__sighandler_t,signal,int,signum,__sighandler_t,handler)
-_syscall3(int,sigaction,int,signum,const struct sigaction *,act,
- struct sigaction *,oldact)
-_syscall1(int,sigpending,sigset_t *,set)
_syscall0(int,pause)
_syscall1(unsigned int,alarm,unsigned int,seconds)
-_syscall3(int,sigprocmask,int,how,const sigset_t *,set,sigset_t *,oldset)
static _syscall0(int,__sgetmask)
static _syscall1(int,__ssetmask,int,newmask)
-static _syscall3(int,__sigsuspend,int,arg1,int,arg2,int,mask)
+static _syscall2(int,__rt_sigpending,sigset_t *,set,size_t,size)
+static _syscall4(int,__rt_sigprocmask,int,how,const sigset_t *,set,sigset_t *,oldset,size_t,size)
+static _syscall2(int,__rt_sigsuspend,const sigset_t *,mask,size_t,size)
static _syscall4(int,__rt_sigtimedwait,const sigset_t *,set,siginfo_t *,info,struct timespec *,timeout,size_t,size)
-int sigsuspend (const sigset_t *mask)
+int __sigsuspend (const sigset_t *mask)
{
- return __sigsuspend(0,0,((__sigset_t *)mask)->__val[0]);
+ return __rt_sigsuspend(mask, _NSIG/8);
}
+weak_alias(__sigsuspend,sigsuspend)
int sigsetmask(int newmask) /* BSD */
{
return __ssetmask(newmask);
}
-
int sigmask(int signum) /* BSD */
{
return 1 << signum;
}
-
int sigblock(int mask) /* BSD */
{
return __ssetmask(mask | __sgetmask());
@@ -56,15 +55,27 @@ int __libc_raise(int sig)
}
weak_alias(__libc_raise,raise)
+int __sigpending(sigset_t *set)
+{
+ return __rt_sigpending(set, _NSIG/8);
+}
+weak_alias(__sigpending,sigpending)
+
+int __sigprocmask (int how,const sigset_t *set,sigset_t *oldset)
+{
+ return __rt_sigprocmask(how, set, oldset, _NSIG/8);
+}
+weak_alias(__sigprocmask,sigprocmask)
+
int sigtimedwait(const sigset_t *set, siginfo_t *info,
struct timespec *timeout)
{
- return __rt_sigtimedwait(set, info, timeout, sizeof(sigset_t));
+ return __rt_sigtimedwait(set, info, timeout, _NSIG/8);
}
int sigwaitinfo(const sigset_t *set, siginfo_t *info)
{
- return __rt_sigtimedwait(set, info, NULL, sizeof(sigset_t));
+ return __rt_sigtimedwait(set, info, NULL, _NSIG/8);
}
const char *const sys_siglist[] = {