* hurd/hurdfault.c (_hurdsig_fault_init): Set qlimit on

FORWARD_SIGEXC to one.  Uncomment setting of thread exc port, and
 	move it to last thing.
This commit is contained in:
Roland McGrath 1996-02-12 10:00:30 +00:00
parent 808c413c90
commit 63f8940402
16 changed files with 23 additions and 169 deletions

View File

@ -35,6 +35,10 @@ Mon Feb 12 03:10:41 1996 Roland McGrath <roland@charlie-brown.gnu.ai.mit.edu>
* sysdeps/unix/sysv/sysv4/sigaltstack.S: File removed.
* sysdeps/unix/sysv/sysv4/solaris2/utimes.S: File removed.
* hurd/hurdfault.c (_hurdsig_fault_init): Set qlimit on
FORWARD_SIGEXC to one. Uncomment setting of thread exc port, and
move it to last thing.
Sat Feb 10 05:57:08 1996 Roland McGrath <roland@charlie-brown.gnu.ai.mit.edu>
* sysdeps/generic/make_siglist.c: #undef _SIGNAL_H before defining it.

View File

@ -113,6 +113,8 @@ _hurdsig_fault_init (void)
struct machine_thread_state state;
mach_port_t sigexc;
/* Allocate a port to receive signal thread exceptions.
We will move this receive right to the proc server. */
err = __mach_port_allocate (__mach_task_self (),
MACH_PORT_RIGHT_RECEIVE, &sigexc);
assert_perror (err);
@ -120,16 +122,20 @@ _hurdsig_fault_init (void)
MACH_PORT_RIGHT_RECEIVE, &forward_sigexc);
assert_perror (err);
/* Allocate a port to receive the exception msgs forwarded
from the proc server. */
err = __mach_port_insert_right (__mach_task_self (), sigexc,
sigexc, MACH_MSG_TYPE_MAKE_SEND);
assert_perror (err);
#if 0 /* XXX gdb bites */
err = __thread_set_special_port (_hurd_msgport_thread,
THREAD_EXCEPTION_PORT, sigexc);
#endif
__mach_port_deallocate (__mach_task_self (), sigexc);
/* Set the queue limit for this port to just one. The proc server will
notice if we ever get a second exception while one remains queued and
unreceived, and decide we are hopelessly buggy. */
err = __mach_port_set_qlimit (__mach_task_self (), forward_sigexc, 1);
assert_perror (err);
/* This state will be restored when we fault.
It runs the function above. */
memset (&state, 0, sizeof state);
MACHINE_THREAD_STATE_SET_PC (&state, faulted);
MACHINE_THREAD_STATE_SET_SP (&state, faultstack, sizeof faultstack);
@ -143,5 +149,11 @@ _hurdsig_fault_init (void)
(natural_t *) &state,
MACHINE_THREAD_STATE_COUNT));
assert_perror (err);
/* Direct signal thread exceptions to the proc server. */
err = __thread_set_special_port (_hurd_msgport_thread,
THREAD_EXCEPTION_PORT, sigexc);
__mach_port_deallocate (__mach_task_self (), sigexc);
assert_perror (err);
}

View File

@ -1,23 +0,0 @@
/* Copyright (C) 1991, 1992 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 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. */
#include <sysdep.h>
/* XXX: not 0 args */
SYSCALL (sstk, 0)
ret

View File

@ -1,26 +0,0 @@
/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
Contributed by Brendan Kehoe (brendan@zen.org).
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.
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. */
#include <sysdep.h>
SYSCALL__ (getdirentries, 4)
ret
.end __getdirentries
weak_alias (__getdirentries, getdirentries)

View File

@ -1,26 +0,0 @@
/* Copyright (C) 1992 Free Software Foundation, Inc.
Contributed by Ian Lance Taylor (ian@airs.com).
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.
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. */
/* Get various sorts of information about the system.
This is an Ultrix only call. */
#include <sysdep.h>
SYSCALL__ (getsysinfo, 5)
ret
.end __getsysinfo

View File

@ -1,25 +0,0 @@
/* Copyright (C) 1991, 1992, 1995 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 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. */
#include <sysdep.h>
/* __sigvec is defined by sigtramp.c. */
PSEUDO (__raw_sigvec, sigvec, 3)
ret
.end __raw_sigvec

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1992 Free Software Foundation, Inc.
/* Copyright (C) 1992, 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
@ -36,7 +36,6 @@ Cambridge, MA 02139, USA. */
/* The user's signal handler is called with three arguments. */
typedef void (*handler_type) (int sig, int code, struct sigcontext *);
/* Defined in __raw_sigvec.S. */
extern int EXFUN(__raw_sigvec, (int sig, CONST struct sigvec *vec,
struct sigvec *ovec,
void (*)(int sig, int code,

View File

@ -1,3 +1,3 @@
# File name Caller Syscall name # args Strong name Weak names
getdents - getdirentries 4 __getdirentries getdirentries
raw-sigvec sigvec sigvec 4 __raw_sigvec

View File

@ -1,25 +0,0 @@
/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
Contributed by Brendan Kehoe (brendan@zen.org).
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.
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. */
#include <sysdep.h>
SYSCALL__ (waitpid, 3)
ret
.end __waitpid
weak_alias (__waitpid, waitpid)

View File

@ -1 +0,0 @@
#include <sysdeps/unix/bsd/ultrix4/wait3.S>

View File

@ -1,25 +0,0 @@
/* Copyright (C) 1993 Free Software Foundation, Inc.
Contributed by Brendan Kehoe (brendan@zen.org).
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.
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. */
#include <sysdep.h>
/* XXX */
#define SYS_waitid SYS_waitsys
SYSCALL__ (waitid, 3)
ret

View File

@ -1,2 +0,0 @@
/* SVR4 uses the BSD 4.4 fchdir(2) syscall. */
#include <sysdeps/unix/bsd/bsd4.4/fchdir.S>

View File

@ -1,2 +0,0 @@
/* SVR4 uses the BSD 4.4 setegid() system call. */
#include <sysdeps/unix/bsd/bsd4.4/setegid.S>

View File

@ -1,2 +0,0 @@
/* SVR4 uses the BSD 4.4 seteuid() system call. */
#include <sysdeps/unix/bsd/bsd4.4/seteuid.S>

View File

@ -1,2 +0,0 @@
/* SVR4 uses the BSD 4.4 sigaltstack syscall. */
#include <sysdeps/unix/bsd/bsd4.4/sigaltstack.S>

View File

@ -1,2 +0,0 @@
/* Solaris has the BSD `utimes' function. */
#include <sysdeps/unix/bsd/utimes.S>