Wed Feb 7 18:48:30 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>

* hurd/hurdmsg.c (_S_msg_report_wait): Function removed.
	* hurd/report-wait.c: New file.
	* hurd/Makefile (routines): Added report-wait.

	* sysdeps/mach/hurd/Makefile (inhibit-unix-syscalls): New variable.

	* sysdeps/mach/hurd/i386/intr-msg.h (struct mach_msg_trap_args):
	New type.
	(SYSCALL_EXAMINE, MSG_EXAMINE): New inline functions.
	* sysdeps/mach/hurd/i386/trampoline.c (struct mach_msg_trap_args):
	Structure moved to intr-msg.h; include that.

	* time/Makefile (CFLAGS-ialloc.c): Add -Wno-unused.
	(CFLAGS-scheck.c): New variable.

	* sysdeps/mach/hurd/dl-sysdep.c (__hurd_sigthread_stack_base,
	__hurd_sigthread_stack_end, __hurd_sigthread_variables,
	__hurd_threadvar_stack_mask): New variables.

	* sysdeps/mach/hurd/fork.c: Set the new task's exception port to
	its new message port.

	* misc/init-misc.c: Put __init_misc in the __libc_subinit set.

	* configure.in (uname): Add quoting.

	* sysdeps/mach/hurd/fchdir.c: Don't consult errno unless lookup fails.
	* hurd/fchroot.c: Likewise.

	* posix/sys/types.h [GCC >= 2.7]: Define intN_t/u_intN_t using
	__attribute__ ((__mode__ (__XX__))).

Wed Feb 7 03:24:05 1996 Torbjorn Granlund  <tege@tmg.se>

	* sysdeps/i386/i586/memcopy.h (WORD_COPY_FWD): Manually allocate
	destination cache lines.
	(WORD_COPY_BWD): Likewise.

Wed Feb  7 14:16:36 1996  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* sysdeps/generic/Makefile (make_siglist): Get signum.h absolute
	file name first thing, before $(native-compile) changes directories.

	From Gord Matzigkeit <gord@enci.ucalgary.ca>:
	* sysdeps/unix/make_errlist.c: Use strerror if available.
	* sysdeps/unix/configure.in: New file

	* sysdeps/unix/bsd/sun/syscalls.list: Added sigvec.
	* sysdeps/unix/bsd/sun/sigvec.S: File removed.

	* sysdeps/stub/sendto.c: Make sockaddr arg pointer to const.
	* sysdeps/stub/connect.c: Likewise.
	* sysdeps/stub/bind.c: Likewise.

	* hurd/hurdlookup.c (__hurd_file_name_lookup_retry): RETRYNAME of
	"" is only special for FS_RETRY_NORMAL; for FS_RETRY_REAUTH, do
	another dir_lookup of "".
This commit is contained in:
Roland McGrath 1996-02-08 02:10:15 +00:00
parent 1ac3b08e93
commit 4ca84cff3b
24 changed files with 221 additions and 82 deletions

View file

@ -1,3 +1,63 @@
Wed Feb 7 18:48:30 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* hurd/hurdmsg.c (_S_msg_report_wait): Function removed.
* hurd/report-wait.c: New file.
* hurd/Makefile (routines): Added report-wait.
* sysdeps/mach/hurd/Makefile (inhibit-unix-syscalls): New variable.
* sysdeps/mach/hurd/i386/intr-msg.h (struct mach_msg_trap_args):
New type.
(SYSCALL_EXAMINE, MSG_EXAMINE): New inline functions.
* sysdeps/mach/hurd/i386/trampoline.c (struct mach_msg_trap_args):
Structure moved to intr-msg.h; include that.
* time/Makefile (CFLAGS-ialloc.c): Add -Wno-unused.
(CFLAGS-scheck.c): New variable.
* sysdeps/mach/hurd/dl-sysdep.c (__hurd_sigthread_stack_base,
__hurd_sigthread_stack_end, __hurd_sigthread_variables,
__hurd_threadvar_stack_mask): New variables.
* sysdeps/mach/hurd/fork.c: Set the new task's exception port to
its new message port.
* misc/init-misc.c: Put __init_misc in the __libc_subinit set.
* configure.in (uname): Add quoting.
* sysdeps/mach/hurd/fchdir.c: Don't consult errno unless lookup fails.
* hurd/fchroot.c: Likewise.
* posix/sys/types.h [GCC >= 2.7]: Define intN_t/u_intN_t using
__attribute__ ((__mode__ (__XX__))).
Wed Feb 7 03:24:05 1996 Torbjorn Granlund <tege@tmg.se>
* sysdeps/i386/i586/memcopy.h (WORD_COPY_FWD): Manually allocate
destination cache lines.
(WORD_COPY_BWD): Likewise.
Wed Feb 7 14:16:36 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/generic/Makefile (make_siglist): Get signum.h absolute
file name first thing, before $(native-compile) changes directories.
From Gord Matzigkeit <gord@enci.ucalgary.ca>:
* sysdeps/unix/make_errlist.c: Use strerror if available.
* sysdeps/unix/configure.in: New file
* sysdeps/unix/bsd/sun/syscalls.list: Added sigvec.
* sysdeps/unix/bsd/sun/sigvec.S: File removed.
* sysdeps/stub/sendto.c: Make sockaddr arg pointer to const.
* sysdeps/stub/connect.c: Likewise.
* sysdeps/stub/bind.c: Likewise.
* hurd/hurdlookup.c (__hurd_file_name_lookup_retry): RETRYNAME of
"" is only special for FS_RETRY_NORMAL; for FS_RETRY_REAUTH, do
another dir_lookup of "".
Fri Feb 2 13:09:18 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/fork.c: Clear trace flag in child.

View file

@ -418,13 +418,16 @@ for dir in $sysnames; do
AC_MSG_RESULT(running configure fragment for $dir)
. $sysdep_dir/$dir/configure
fi
[
if test -z "$uname"; then
if test -r $sysdep_dir/$dir/uname.c ||
test -r $sysdep_dir/$dir/uname.S ||
{ test -r $sysdep_dir/$dir/syscalls.list &&
grep '^uname[ ]' $sysdep_dir/$dir/syscalls.list >/dev/null; }; then
uname=$dir
fi
fi
]dnl
done
AC_LINK_FILES(`echo $libc_link_sources`, `echo $libc_link_dests`)

View file

@ -51,7 +51,7 @@ routines = hurdstartup hurdinit \
fopenport \
vpprintf \
ports-get ports-set hurdports hurdmsg \
$(sig) $(dtable) hurdinline port-cleanup # report-wait
$(sig) $(dtable) hurdinline port-cleanup report-wait
sig = hurdsig hurdfault faultexc siginfo hurd-raise preempt-sig \
trampoline longjmp-ts catch-exc exc2signal hurdkill sigunwind \
thread-self thread-cancel intr-msg catch-signal

View file

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
/* Copyright (C) 1991, 92, 93, 94, 95, 96 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
@ -29,9 +29,11 @@ DEFUN(fchroot, (fd), int fd)
error_t err;
file_t dir;
err = HURD_DPORT_USE (fd, (dir = __file_name_lookup_under (port, "",
O_EXEC, 0),
errno));
err = HURD_DPORT_USE (fd,
({
dir = __file_name_lookup_under (port, "", O_EXEC, 0);
dir == MACH_PORT_NULL ? errno : 0;
}));
if (! err)
_hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], dir);

View file

@ -133,7 +133,10 @@ __hurd_file_name_lookup_retry (error_t (*use_init_port)
#endif
/* An empty RETRYNAME indicates we have the final port. */
if (retryname[0] == '\0')
if (retryname[0] == '\0' &&
/* If reauth'd, we must do one more retry on "" to give the new
translator a chance to make a new port for us. */
doretry == FS_RETRY_NORMAL)
{
/* We got a successful translation. Now apply any open-time
action flags we were passed. */

View file

@ -449,10 +449,3 @@ _S_msg_set_dtable (mach_port_t process,
kern_return_t
_S_msg_startup_dosync (mach_port_t process)
{ return EOPNOTSUPP; }
kern_return_t
_S_msg_report_wait (mach_port_t process,
mach_port_t thread,
string_t wait_desc,
int *wait_rpc)
{ return EOPNOTSUPP; }

View file

@ -38,3 +38,7 @@ __init_misc (int argc, char **argv, char **envp)
__progname_full = argv[0];
}
}
#ifdef HAVE_GNU_LD
text_set_element (__libc_subinit, __init_misc);
#endif

View file

@ -71,6 +71,8 @@ typedef unsigned int uint;
#ifdef __USE_BSD
/* These size-specific names are used by some of the inet code. */
#if !defined (__GNUC__) || __GNUC__ < 2 || __GNUC_MINOR__ < 7
typedef char int8_t;
typedef unsigned char u_int8_t;
typedef short int int16_t;
@ -83,6 +85,27 @@ typedef unsigned long long int u_int64_t;
typedef int register_t __attribute__ ((__mode__ (word)));
#endif
#else
/* For GCC 2.7 and later, we can use specific type-size attributes. */
#define __intN_t(N, MODE) \
typedef int int##N##_t __attribute__ ((__mode__ (MODE)))
#define __u_intN_t(N, MODE) \
typedef unsigned int u_int##N##_t __attribute__ ((__mode__ (MODE)))
__intN_t (8, __QI__);
__u_intN_t (8, __QI__);
__intN_t (16, __HI__);
__u_intN_t (16, __HI__);
__intN_t (32, __SI__);
__u_intN_t (32, __SI__);
__intN_t (64, __DI__);
__u_intN_t (64, __DI__);
typedef int register_t __attribute__ ((__mode__ (__word__)));
#endif
/* Some code from BIND tests this macro to see if the types above are
defined. */
#define __BIT_TYPES_DEFINED__ 1

View file

@ -53,9 +53,10 @@ $(objpfx)siglist.c: $(objpfx)make_siglist
mv $@-tmp $@
$(objpfx)make_siglist: $(sysdep_dir)/generic/make_siglist.c
signum_h=`cd $(dir $(firstword $(wildcard \
$(+sysdep_dirs:%=%/signum.h)))); pwd`/signum.h; \
$(native-compile) \
-DSIGNUM_H=\"`cd $(dir $(firstword $(wildcard \
$(+sysdep_dirs:%=%/signum.h)))); pwd`/signum.h\"
-DSIGNUM_H=\"$${signum_h}\"
generated := $(generated) make_siglist siglist.c
endif

View file

@ -1,5 +1,5 @@
/* memcopy.h -- definitions for memory copy functions. Pentium version.
Copyright (C) 1994, 1995 Free Software Foundation, Inc.
Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
Contributed by Torbjorn Granlund (tege@sics.se).
This file is part of the GNU C Library.
@ -33,11 +33,14 @@ Cambridge, MA 02139, USA. */
{ \
asm volatile ("subl $32,%2\n" \
"js 2f\n" \
"movl 0(%0),%%edx\n" /* alloc dest line */ \
"1:\n" \
"movl 0(%1),%%eax\n" \
"movl 4(%1),%%edx\n" \
"movl %%eax,0(%0)\n" \
"movl %%edx,4(%0)\n" \
"movl 28(%0),%%eax\n" /* alloc dest line */ \
"subl $32,%2\n" /* decr loop count */ \
"movl 0(%1),%%eax\n" /* U pipe */ \
"movl 4(%1),%%edx\n" /* V pipe */ \
"movl %%eax,0(%0)\n" /* U pipe */ \
"movl %%edx,4(%0)\n" /* V pipe */ \
"movl 8(%1),%%eax\n" \
"movl 12(%1),%%edx\n" \
"movl %%eax,8(%0)\n" \
@ -50,9 +53,8 @@ Cambridge, MA 02139, USA. */
"movl 28(%1),%%edx\n" \
"movl %%eax,24(%0)\n" \
"movl %%edx,28(%0)\n" \
"addl $32,%1\n" \
"addl $32,%0\n" \
"subl $32,%2\n" \
"leal 32(%1),%1\n" /* update src ptr */ \
"leal 32(%0),%0\n" /* update dst ptr */ \
"jns 1b\n" \
"2: addl $32,%2" : \
"=r" (dst_bp), "=r" (src_bp), "=r" (nbytes_left) : \
@ -66,7 +68,10 @@ Cambridge, MA 02139, USA. */
{ \
asm volatile ("subl $32,%2\n" \
"js 2f\n" \
"movl -4(%0),%%edx\n" \
"1:\n" \
"movl -32(%0),%%eax\n" \
"subl $32,%2\n" \
"movl -4(%1),%%eax\n" \
"movl -8(%1),%%edx\n" \
"movl %%eax,-4(%0)\n" \
@ -83,9 +88,8 @@ Cambridge, MA 02139, USA. */
"movl -32(%1),%%edx\n" \
"movl %%eax,-28(%0)\n" \
"movl %%edx,-32(%0)\n" \
"subl $32,%1\n" \
"subl $32,%0\n" \
"subl $32,%2\n" \
"leal -32(%1),%1\n" \
"leal -32(%0),%0\n" \
"jns 1b\n" \
"2: addl $32,%2" : \
"=r" (dst_ep), "=r" (src_ep), "=r" (nbytes_left) : \

View file

@ -1,4 +1,4 @@
# Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
# Copyright (C) 1993, 1994, 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
@ -65,6 +65,7 @@ vpath hurd/%.h $(hurd-srcdir)
# This bypasses all the system call stubs and uses any existing posix or
# generic C files instead.
inhibit-sysdep-asm += unix*
inhibit-unix-syscalls = yes
# Don't try to generate anything from the installed Unix system and its
# libraries. That is only of use when building for a Unix system, so as to

View file

@ -48,14 +48,18 @@ unsigned int __hurd_threadvar_max = _HURD_THREADVAR_MAX;
static unsigned long int threadvars[_HURD_THREADVAR_MAX];
unsigned long int __hurd_threadvar_stack_offset
= (unsigned long int) &threadvars;
unsigned long int __hurd_sigthread_stack_base;
unsigned long int __hurd_sigthread_stack_end;
unsigned long int *__hurd_sigthread_variables;
unsigned long int __hurd_threadvar_stack_mask;
/* XXX loser kludge for vm_map kernel bug */
static vm_address_t fmha;
static vm_size_t fmhs;
static void unfmh(){
static void unfmh(void){
__vm_deallocate(__mach_task_self(),fmha,fmhs);}
static void fmh() {
static void fmh(void) {
error_t err;int x;mach_port_t p;
vm_address_t a=0x08000000U,max=VM_MAX_ADDRESS;
while (!(err=__vm_region(__mach_task_self(),&a,&fmhs,&x,&x,&x,&x,&p,&x))){

View file

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
/* Copyright (C) 1991, 92, 93, 94, 95, 96 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
@ -31,9 +31,11 @@ DEFUN(fchdir, (fd), int fd)
error_t err;
file_t dir;
err = HURD_DPORT_USE (fd, (dir = __file_name_lookup_under (port, "",
O_EXEC, 0),
errno));
err = HURD_DPORT_USE (fd,
({
dir = __file_name_lookup_under (port, "", O_EXEC, 0);
dir == MACH_PORT_NULL ? errno : 0;
}));
if (! err)
_hurd_port_set (&_hurd_ports[INIT_PORT_CWDIR], dir);

View file

@ -252,6 +252,12 @@ __fork (void)
if (old != MACH_PORT_NULL)
/* XXX what to do here? */
__mach_port_deallocate (__mach_task_self (), old);
/* The new task will receive its own exceptions
on its message port. */
if (err = __task_set_special_port (newtask,
TASK_EXCEPTION_PORT,
port))
LOSE;
}
if (err = __mach_port_insert_right (newtask,
portnames[i],

View file

@ -1,5 +1,5 @@
/* Machine-dependent details of interruptible RPC messaging. i386 version.
Copyright (C) 1995 Free Software Foundation, Inc.
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
@ -45,3 +45,56 @@ INTR_MSG_BACK_OUT (struct i386_thread_state *state)
else
state->ecx = state->uesp;
}
#include "hurdfault.h"
static inline int
SYSCALL_EXAMINE (struct i386_thread_state *state, int *callno)
{
struct { unsigned int c[2]; } *p = (void *) (state->eip - 7);
int result;
if (_hurdsig_catch_memory_fault (p))
return 0;
if (result = p->c[0] == 0x0000009a && (p->c[1] & 0x00ffffff) == 0x00000700)
/* The PC is just after an `lcall $7,$0' instruction.
This is a system call in progress; %eax holds the call number. */
*callno = state->eax;
_hurdsig_end_catch_fault ();
return result;
}
struct mach_msg_trap_args
{
void *retaddr; /* Address mach_msg_trap will return to. */
/* This is the order of arguments to mach_msg_trap. */
mach_msg_header_t *msg;
mach_msg_option_t option;
mach_msg_size_t send_size;
mach_msg_size_t rcv_size;
mach_port_t rcv_name;
mach_msg_timeout_t timeout;
mach_port_t notify;
};
static inline mach_port_t
MSG_EXAMINE (struct i386_thread_state *state, int *msgid)
{
const struct mach_msg_trap_args *args = (const void *) state->uesp;
mach_msg_header_t *msg;
mach_port_t send_port;
if (_hurdsig_catch_memory_fault (args))
return MACH_PORT_NULL;
msg = args->msg;
_hurdsig_end_catch_fault ();
if (_hurdsig_catch_memory_fault (msg))
return MACH_PORT_NULL;
send_port = msg->msgh_remote_port;
*msgid = msg->msgh_id;
_hurdsig_end_catch_fault ();
return send_port;
}

View file

@ -23,21 +23,9 @@ Cambridge, MA 02139, USA. */
#include <assert.h>
#include <errno.h>
#include "hurdfault.h"
#include "intr-msg.h"
struct mach_msg_trap_args
{
void *retaddr; /* Address mach_msg_trap will return to. */
/* This is the order of arguments to mach_msg_trap. */
mach_msg_header_t *msg;
mach_msg_option_t option;
mach_msg_size_t send_size;
mach_msg_size_t rcv_size;
mach_port_t rcv_name;
mach_msg_timeout_t timeout;
mach_port_t notify;
};
struct sigcontext *
_hurd_setup_sighandler (struct hurd_sigstate *ss, __sighandler_t handler,
int signo, long int sigcode,
@ -94,7 +82,7 @@ _hurd_setup_sighandler (struct hurd_sigstate *ss, __sighandler_t handler,
per-thread variables, cthreads. */
}
/* This code has intimate knowledge of the special mach_msg system call
done in intr-msg.c; that code does:
done in intr-msg.c; that code does (see intr-msg.h):
movl %esp, %ecx
leal ARGS, %esp
_hurd_intr_rpc_msg_cx_sp: movl $-25, %eax

View file

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
/* Copyright (C) 1991, 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
@ -23,7 +23,7 @@ Cambridge, MA 02139, USA. */
/* Give the socket FD the local address ADDR (which is LEN bytes long). */
int
DEFUN(bind, (fd, addr, len),
int fd AND struct sockaddr *addr AND size_t len)
int fd AND const struct sockaddr *addr AND size_t len)
{
errno = ENOSYS;
return -1;

View file

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
/* Copyright (C) 1991, 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
@ -26,7 +26,7 @@ Cambridge, MA 02139, USA. */
Return 0 on success, -1 for errors. */
int
DEFUN(connect, (fd, addr, len),
int fd AND struct sockaddr *addr AND size_t len)
int fd AND const struct sockaddr *addr AND size_t len)
{
errno = ENOSYS;
return -1;

View file

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
/* Copyright (C) 1991, 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
@ -25,7 +25,7 @@ Cambridge, MA 02139, USA. */
int
DEFUN(sendto, (fd, buf, n, flags, addr, addr_len),
int fd AND PTR buf AND size_t n AND int flags AND
struct sockaddr *addr AND size_t addr_len)
const struct sockaddr *addr AND size_t addr_len)
{
errno = ENOSYS;
return -1;

View file

@ -1,26 +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
weak_alias (__sigvec, sigvec)

View file

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

View file

@ -0,0 +1,8 @@
sinclude(./aclocal.m4)dnl Autoconf lossage
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/unix.
if test -z "$inhibit_glue"; then
# For make_errlist.c, used in make_errlist.
AC_CHECK_FUNCS(strerror)
fi

View file

@ -21,7 +21,9 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Make a definition for sys_errlist. */
extern int sys_nerr;
#ifndef HAVE_STRERROR
extern char *sys_errlist[];
#endif
int
main ()
@ -35,7 +37,13 @@ main ()
puts ("CONST char *CONST _sys_errlist[] =\n {");
for (i = 0; i < sys_nerr; ++i)
printf (" \"%s\",\n", sys_errlist[i]);
printf (" \"%s\",\n",
#ifdef HAVE_STRERROR
strerror (i)
#else /* ! HAVE_STRERROR */
sys_errlist[i]
#endif /* HAVE_STRERROR */
);
puts (" NULL\n };\n");

View file

@ -127,4 +127,5 @@ tz-cc = $(COMPILE.c) $(+gcc-nowarn) \
CFLAGS-zdump.c = -Wno-strict-prototypes
CFLAGS-zic.c = -Wno-strict-prototypes
CFLAGS-ialloc.c = -Wno-strict-prototypes
CFLAGS-ialloc.c = -Wno-strict-prototypes -Wno-unused
CFLAGS-scheck.c = -Wno-strict-prototypes -Wno-unused