diff options
Diffstat (limited to 'sysdeps/mach')
| -rw-r--r-- | sysdeps/mach/hurd/jmp-unwind.c | 36 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/setitimer.c | 38 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/sigwait.c | 74 | ||||
| -rw-r--r-- | sysdeps/mach/libc-lock.h | 2 |
4 files changed, 75 insertions, 75 deletions
diff --git a/sysdeps/mach/hurd/jmp-unwind.c b/sysdeps/mach/hurd/jmp-unwind.c index 46e4b6157d..2d5804c71e 100644 --- a/sysdeps/mach/hurd/jmp-unwind.c +++ b/sysdeps/mach/hurd/jmp-unwind.c @@ -1,21 +1,21 @@ /* _longjmp_unwind -- Clean up stack frames unwound by longjmp. Hurd version. -Copyright (C) 1995, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1995, 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <setjmp.h> #include <hurd/userlink.h> @@ -44,10 +44,10 @@ _longjmp_unwind (jmp_buf env, int val) assert (! __spin_lock_locked (&ss->critical_section_lock)); __spin_lock (&ss->critical_section_lock); - /* Remove local signal preempters being unwound past. */ - while (ss->preempters && - _JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preempters)) - ss->preempters = ss->preempters->next; + /* Remove local signal preemptors being unwound past. */ + while (ss->preemptors && + _JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preemptors)) + ss->preemptors = ss->preemptors->next; __spin_unlock (&ss->lock); diff --git a/sysdeps/mach/hurd/setitimer.c b/sysdeps/mach/hurd/setitimer.c index 0b2ace3f4c..6cad6eab2e 100644 --- a/sysdeps/mach/hurd/setitimer.c +++ b/sysdeps/mach/hurd/setitimer.c @@ -1,20 +1,20 @@ /* Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <ansidecl.h> #include <stddef.h> @@ -112,7 +112,7 @@ timer_thread (void) static sighandler_t -restart_itimer (struct hurd_signal_preempter *preempter, +restart_itimer (struct hurd_signal_preemptor *preemptor, struct hurd_sigstate *ss, int *signo, struct hurd_signal_detail *detail) { @@ -170,18 +170,18 @@ setitimer_locked (const struct itimerval *new, struct itimerval *old, { /* Make sure the itimer thread is set up. */ - /* Set up a signal preempter global for all threads to + /* Set up a signal preemptor global for all threads to run `restart_itimer' each time a SIGALRM would arrive. */ - static struct hurd_signal_preempter preempter = + static struct hurd_signal_preemptor preemptor = { __sigmask (SIGALRM), 0, 0, &restart_itimer, }; __mutex_lock (&_hurd_siglock); - if (! preempter.next && _hurdsig_preempters != &preempter) + if (! preemptor.next && _hurdsig_preemptors != &preemptor) { - preempter.next = _hurdsig_preempters; - _hurdsig_preempters = &preempter; + preemptor.next = _hurdsig_preemptors; + _hurdsig_preemptors = &preemptor; } __mutex_unlock (&_hurd_siglock); diff --git a/sysdeps/mach/hurd/sigwait.c b/sysdeps/mach/hurd/sigwait.c index b3916f83ae..b8e5ade84f 100644 --- a/sysdeps/mach/hurd/sigwait.c +++ b/sysdeps/mach/hurd/sigwait.c @@ -1,20 +1,20 @@ /* Copyright (C) 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <errno.h> #include <hurd.h> @@ -30,13 +30,13 @@ __sigwait (const sigset_t *set, int *sig) struct hurd_sigstate *ss; sigset_t mask; int signo = 0; - struct hurd_signal_preempter preempter; + struct hurd_signal_preemptor preemptor; jmp_buf buf; mach_port_t wait; mach_msg_header_t msg; - + sighandler_t - preempt_fun (struct hurd_signal_preempter *pe, + preempt_fun (struct hurd_signal_preemptor *pe, struct hurd_sigstate *ss, int *sigp, struct hurd_signal_detail *detail) @@ -44,7 +44,7 @@ __sigwait (const sigset_t *set, int *sig) if (signo) /* We've already been run; don't interfere. */ return SIG_ERR; - + signo = *sigp; /* Make sure this is all kosher */ @@ -55,7 +55,7 @@ __sigwait (const sigset_t *set, int *sig) return pe->handler; } - + void handler (int sig) { @@ -68,10 +68,10 @@ __sigwait (const sigset_t *set, int *sig) if (set != NULL) /* Crash before locking */ mask = *set; - + ss = _hurd_self_sigstate (); __spin_lock (&ss->lock); - + /* See if one of these signals is currently pending */ if (ss->pending & mask) { @@ -86,22 +86,22 @@ __sigwait (const sigset_t *set, int *sig) } /* Wait for one of them to show up */ - + if (!setjmp (buf)) { - /* Make the preempter */ - preempter.signals = mask; - preempter.first = 0; - preempter.last = -1; - preempter.preempter = preempt_fun; - preempter.handler = handler; - - /* Install this preempter */ - preempter.next = ss->preempters; - ss->preempters = &preempter; - + /* Make the preemptor */ + preemptor.signals = mask; + preemptor.first = 0; + preemptor.last = -1; + preemptor.preemptor = preempt_fun; + preemptor.handler = handler; + + /* Install this preemptor */ + preemptor.next = ss->preemptors; + ss->preemptors = &preemptor; + __spin_unlock (&ss->lock); - + /* Wait. */ __mach_msg (&msg, MACH_RCV_MSG, 0, sizeof (msg), wait, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); @@ -113,11 +113,11 @@ __sigwait (const sigset_t *set, int *sig) __spin_lock (&ss->lock); - /* Delete our preempter. */ - assert (ss->preempters == &preempter); - ss->preempters = preempter.next; + /* Delete our preemptor. */ + assert (ss->preemptors == &preemptor); + ss->preemptors = preemptor.next; } - + all_done: /* Cause the pointless side-effect. */ diff --git a/sysdeps/mach/libc-lock.h b/sysdeps/mach/libc-lock.h index e2caa82b9b..36bf2c1038 100644 --- a/sysdeps/mach/libc-lock.h +++ b/sysdeps/mach/libc-lock.h @@ -54,7 +54,7 @@ typedef struct __libc_lock_opaque__ __libc_lock_t; #define __libc_lock_lock(NAME) __mutex_lock (&(NAME)) /* Lock the named lock variable. */ -#define __libc_lock_trylock(NAME) __mutex_trylock (&(NAME)) +#define __libc_lock_trylock(NAME) (!__mutex_trylock (&(NAME))) /* Unlock the named lock variable. */ #define __libc_lock_unlock(NAME) __mutex_unlock (&(NAME)) |