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* inet/herrno.c (__h_errno_location): Remove.
	* inet/Makefile (routines): Add herrno-loc.
	* resolv/res_libc.c (__res_state): Remove.
	* resolv/Makefile (routines): Add res-state.
	* sysdeps/generic/herrno-loc.c: New file.
	* sysdeps/generic/res-state.c: New file.

2002-12-27  Jakub Jelinek  <jakub@redhat.com>
This commit is contained in:
Ulrich Drepper 2002-12-28 10:24:40 +00:00
parent afb2e95400
commit 270d9d4729
26 changed files with 371 additions and 151 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
ChangeLog
View File

@ -1,3 +1,12 @@
2002-12-27 Jakub Jelinek <jakub@redhat.com>
* inet/herrno.c (__h_errno_location): Remove.
* inet/Makefile (routines): Add herrno-loc.
* resolv/res_libc.c (__res_state): Remove.
* resolv/Makefile (routines): Add res-state.
* sysdeps/generic/herrno-loc.c: New file.
* sysdeps/generic/res-state.c: New file.
2002-12-27 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/i386/sysdep.h (I386_USE_SYSENTER):

2
inet/Makefile
View File

@ -30,7 +30,7 @@ distribute := netgroup.h
routines := htonl htons \
inet_lnaof inet_mkadr \
inet_netof inet_ntoa inet_net herrno \
inet_netof inet_ntoa inet_net herrno herrno-loc \
gethstbyad gethstbyad_r gethstbynm gethstbynm2 gethstbynm2_r \
gethstbynm_r gethstent gethstent_r \
getnetbyad getnetbyad_r getnetbynm getnetent getnetent_r \

8
inet/herrno.c
View File

@ -42,11 +42,3 @@ compat_symbol (libc, h_errno, h_errno, GLIBC_2_0);
compat_symbol (libc, _h_errno, _h_errno, GLIBC_2_0);
# endif
#endif
/* When threaded, h_errno may be a per-thread variable. */
int *
weak_const_function
__h_errno_location (void)
{
return &h_errno;
}

43
linuxthreads/ChangeLog
View File

@ -1,5 +1,48 @@
2002-12-27 Jakub Jelinek <jakub@redhat.com>
* sysdeps/pthread/bits/libc-tsd.h: Include linuxthreads/descr.h
and bits/libc-lock.h.
(__libc_internal_tsd_get, __libc_internal_tsd_set,
__libc_internal_tsd_address): Remove.
(__pthread_internal_tsd_address, __pthread_internal_tsd_get,
__pthread_internal_tsd_set): New weak_externs.
(__libc_tsd_address, __libc_tsd_get, __libc_tsd_set): Define
using __libc_maybe_call2.
(__libc_tsd_key_t): Move to ...
* descr.h (__libc_tsd_key_t): ...here.
Remove bits/libc-tsd.h include.
* sysdeps/pthread/errno-loc.c: New file.
* sysdeps/pthread/herrno-loc.c: New file.
* sysdeps/pthread/res-state.c: New file.
* libc-cancellation.c (THREAD_GETMEM, THREAD_SETMEM): Remove.
(__libc_enable_asynccancel, __libc_disable_asynccancel): Use
thread_self unconditionally. Use LIBC_THREAD_[SG]ETMEM instead
of THREAD_[SG]ETMEM.
* specific.c (libc_internal_tsd_set): Renamed to...
__pthread_internal_tsd_set. Remove static.
(libc_internal_tsd_get): Renamed to...
__pthread_internal_tsd_get. Remove static.
(libc_internal_tsd_address): Renamed to...
__pthread_internal_tsd_address. Remove static.
(__libc_internal_tsd_set, __libc_internal_tsd_get,
__libc_internal_tsd_address, __libc_alloca_cutoff): Remove.
* internals.h [!NOT_IN_libc] (LIBC_THREAD_GETMEM, LIBC_THREAD_SETMEM):
Define.
(__pthread_internal_tsd_set, __pthread_internal_tsd_get,
__pthread_internal_tsd_address): New prototypes.
(struct pthread_functions): Add
ptr_pthread_internal_tsd_([sg]et|address) fields.
[!NOT_IN_libc && !FLOATING_STACKS] (thread_self): Define.
* pthread.c (pthread_functions) [!USE_TLS && !HAVE___THREAD]:
Initialize ptr_pthread_internal_tsd_([sg]et|address) fields.
* Versions (libpthread): Remove __libc_alloca_cutoff@GLIBC_PRIVATE.
* alloca_cutoff.c: New file.
* no-tsd.c: Removed.
* Makefile (routines): Remove no-tsd. Add alloca_cutoff.
* pt-system.c (system): Remove cancellation handling.
* tst-cancel-wrappers.sh: Allow pt-system.o* to not use the
cancellation routines.
* sysdeps/i386/tls.h: Include dl-sysdep.h and stdint.h.
(tcbhead_t): Add sysinfo field.
(SYSINFO_OFFSET, INIT_SYSINFO): Define.

2
linuxthreads/Makefile
View File

@ -28,7 +28,7 @@ headers := pthread.h semaphore.h
distribute := internals.h queue.h restart.h spinlock.h smp.h tst-signal.sh \
tst-cancel-wrappers.sh libc-tsd.c
routines := forward no-tsd libc-cancellation libc_pthread_init
routines := forward alloca_cutoff libc-cancellation libc_pthread_init
shared-only-routines = forward
extra-libs := libpthread

2
linuxthreads/Versions
View File

@ -161,7 +161,7 @@ libpthread {
GLIBC_PRIVATE {
# Internal libc interface to libpthread
__libc_internal_tsd_get; __libc_internal_tsd_set;
__libc_internal_tsd_address; __libc_alloca_cutoff;
__libc_internal_tsd_address;
__pthread_kill_other_threads_np;
}
}

35
linuxthreads/alloca_cutoff.c Normal file
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@ -0,0 +1,35 @@
/* Determine whether block of given size can be allocated on the stack or not.
Copyright (C) 2002 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 Lesser General Public License as
published by the Free Software Foundation; either version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 <alloca.h>
#include <stdlib.h>
#include <sys/param.h>
#include <sysdep-cancel.h>
int
__libc_alloca_cutoff (size_t size)
{
if (! SINGLE_THREAD_P)
{
pthread_descr self = thread_self ();
return size <= LIBC_THREAD_GETMEM (self, p_alloca_cutoff);
}
return size <= __MAX_ALLOCA_CUTOFF;
}

10
linuxthreads/descr.h
View File

@ -23,8 +23,16 @@
#include <stdint.h>
#include <sys/types.h>
#include <hp-timing.h>
#include <bits/libc-tsd.h> /* for _LIBC_TSD_KEY_N */
/* Fast thread-specific data internal to libc. */
enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
_LIBC_TSD_KEY_DL_ERROR,
_LIBC_TSD_KEY_RPC_VARS,
_LIBC_TSD_KEY_LOCALE,
_LIBC_TSD_KEY_CTYPE_B,
_LIBC_TSD_KEY_CTYPE_TOLOWER,
_LIBC_TSD_KEY_CTYPE_TOUPPER,
_LIBC_TSD_KEY_N };
/* The type of thread descriptors */
typedef struct _pthread_descr_struct *pthread_descr;

30
linuxthreads/internals.h
View File

@ -43,6 +43,17 @@
# define THREAD_SETMEM_NC(descr, member, value) descr->member = (value)
#endif
#ifndef NOT_IN_libc
# ifdef FLOATING_STACKS
# define LIBC_THREAD_GETMEM(descr, member) THREAD_GETMEM (descr, member)
# define LIBC_THREAD_SETMEM(descr, member, value) \
THREAD_SETMEM (descr, member, value)
# else
# define LIBC_THREAD_GETMEM(descr, member) descr->member
# define LIBC_THREAD_SETMEM(descr, member, value) descr->member = (value)
# endif
#endif
typedef void (*destr_function)(void *);
struct pthread_key_struct {
@ -430,6 +441,11 @@ extern void __linuxthreads_reap_event (void);
/* This function is called to initialize the pthread library. */
extern void __pthread_initialize (void);
/* TSD. */
extern int __pthread_internal_tsd_set (int key, const void * pointer);
extern void * __pthread_internal_tsd_get (int key);
extern void ** __attribute__ ((__const__))
__pthread_internal_tsd_address (int key);
/* Sighandler wrappers. */
extern void __pthread_sighandler(int signo, SIGCONTEXT ctx);
@ -504,10 +520,24 @@ struct pthread_functions
int (*ptr_pthread_setcanceltype) (int, int *);
void (*ptr_pthread_do_exit) (void *retval, char *currentframe);
pthread_descr (*ptr_pthread_thread_self) (void);
int (*ptr_pthread_internal_tsd_set) (int key, const void * pointer);
void * (*ptr_pthread_internal_tsd_get) (int key);
void ** __attribute__ ((__const__))
(*ptr_pthread_internal_tsd_address) (int key);
};
/* Variable in libc.so. */
extern struct pthread_functions __libc_pthread_functions attribute_hidden;
extern int * __libc_pthread_init (const struct pthread_functions *functions);
#if !defined NOT_IN_libc && !defined FLOATING_STACKS
# ifdef SHARED
# define thread_self() \
(*__libc_pthread_functions.ptr_pthread_thread_self) ()
# else
weak_extern (__pthread_thread_self)
# define thread_self() __pthread_thread_self ()
# endif
#endif
#endif /* internals.h */

30
linuxthreads/libc-cancellation.c
View File

@ -34,13 +34,6 @@ weak_extern (__pthread_thread_self)
int __libc_multiple_threads attribute_hidden;
# ifndef FLOATING_STACKS
# undef THREAD_GETMEM
# undef THREAD_SETMEM
# define THREAD_GETMEM(descr, member) descr->member
# define THREAD_SETMEM(descr, member, value) descr->member = (value)
# endif
/* The next two functions are similar to pthread_setcanceltype() but
more specialized for the use in the cancelable functions like write().
They do not need to check parameters etc. */
@ -48,18 +41,11 @@ int
attribute_hidden
__libc_enable_asynccancel (void)
{
#ifdef FLOATING_STACKS
pthread_descr self = thread_self();
#else
pthread_descr self = __libc_maybe_call2 (pthread_thread_self, (), NULL);
if (self == NULL)
return PTHREAD_CANCEL_DEFERRED;
#endif
int oldtype = THREAD_GETMEM(self, p_canceltype);
THREAD_SETMEM(self, p_canceltype, PTHREAD_CANCEL_ASYNCHRONOUS);
if (__builtin_expect (THREAD_GETMEM(self, p_canceled), 0) &&
THREAD_GETMEM(self, p_cancelstate) == PTHREAD_CANCEL_ENABLE)
int oldtype = LIBC_THREAD_GETMEM(self, p_canceltype);
LIBC_THREAD_SETMEM(self, p_canceltype, PTHREAD_CANCEL_ASYNCHRONOUS);
if (__builtin_expect (LIBC_THREAD_GETMEM(self, p_canceled), 0) &&
LIBC_THREAD_GETMEM(self, p_cancelstate) == PTHREAD_CANCEL_ENABLE)
__libc_maybe_call2 (pthread_do_exit,
(PTHREAD_CANCELED, CURRENT_STACK_FRAME), 0);
return oldtype;
@ -69,14 +55,8 @@ void
internal_function attribute_hidden
__libc_disable_asynccancel (int oldtype)
{
#ifdef FLOATING_STACKS
pthread_descr self = thread_self();
#else
pthread_descr self = __libc_maybe_call2 (pthread_thread_self, (), NULL);
if (self != NULL)
#endif
THREAD_SETMEM(self, p_canceltype, oldtype);
LIBC_THREAD_SETMEM(self, p_canceltype, oldtype);
}
#endif

46
linuxthreads/no-tsd.c
View File

@ -1,46 +0,0 @@
/* libc-internal interface for thread-specific data.
Copyright (C) 1998,99,2002 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 Lesser General Public License as
published by the Free Software Foundation; either version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 <sys/cdefs.h> /* for __const */
#include <stdlib.h>
#include <bits/libc-tsd.h>
#if !(USE_TLS && HAVE___THREAD)
/* This file provides uinitialized (common) definitions for the
hooks used internally by libc to access thread-specific data.
When -lpthread is used, it provides initialized definitions for these
variables (in specific.c), which override these uninitialized definitions.
If -lpthread is not used, these uninitialized variables default to zero,
which the __libc_tsd_* macros check for. */
void *(*__libc_internal_tsd_get) (enum __libc_tsd_key_t);
int (*__libc_internal_tsd_set) (enum __libc_tsd_key_t,
__const void *);
void **(*__libc_internal_tsd_address) (enum __libc_tsd_key_t)
__THROW __attribute__ ((__const__));
#endif /* !(USE_TLS && HAVE___THREAD) */
int __libc_alloca_cutoff (size_t size)
{
return size <= __MAX_ALLOCA_CUTOFF;
}

5
linuxthreads/pt-system.c
View File

@ -25,8 +25,5 @@
int
system (const char *line)
{
int oldtype = LIBC_CANCEL_ASYNC ();
int result = __libc_system (line);
LIBC_CANCEL_RESET (oldtype);
return result;
return __libc_system (line);
}

5
linuxthreads/pthread.c
View File

@ -233,6 +233,11 @@ extern void __libc_setup_tls (size_t tcbsize, size_t tcbalign);
#ifdef SHARED
static struct pthread_functions pthread_functions =
{
#if !(USE_TLS && HAVE___THREAD)
.ptr_pthread_internal_tsd_set = __pthread_internal_tsd_set,
.ptr_pthread_internal_tsd_get = __pthread_internal_tsd_get,
.ptr_pthread_internal_tsd_address = __pthread_internal_tsd_address,
#endif
.ptr_pthread_attr_destroy = __pthread_attr_destroy,
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_1)
.ptr_pthread_attr_init_2_0 = __pthread_attr_init_2_0,

24
linuxthreads/specific.c
View File

@ -208,40 +208,28 @@ void __pthread_destroy_specifics()
/* Thread-specific data for libc. */
static int
libc_internal_tsd_set(enum __libc_tsd_key_t key, const void * pointer)
int
__pthread_internal_tsd_set (int key, const void * pointer)
{
pthread_descr self = thread_self();
THREAD_SETMEM_NC(self, p_libc_specific[key], (void *) pointer);
return 0;
}
int (*__libc_internal_tsd_set)(enum __libc_tsd_key_t key, const void * pointer)
= libc_internal_tsd_set;
static void *
libc_internal_tsd_get(enum __libc_tsd_key_t key)
void *
__pthread_internal_tsd_get (int key)
{
pthread_descr self = thread_self();
return THREAD_GETMEM_NC(self, p_libc_specific[key]);
}
void * (*__libc_internal_tsd_get)(enum __libc_tsd_key_t key)
= libc_internal_tsd_get;
static void ** __attribute__ ((__const__))
libc_internal_tsd_address (enum __libc_tsd_key_t key)
void ** __attribute__ ((__const__))
__pthread_internal_tsd_address (int key)
{
pthread_descr self = thread_self();
return &self->p_libc_specific[key];
}
void **(*const __libc_internal_tsd_address) (enum __libc_tsd_key_t key)
__THROW __attribute__ ((__const__)) = libc_internal_tsd_address;
#endif
int __libc_alloca_cutoff (size_t size)
{
pthread_descr self = thread_self();
return size <= THREAD_GETMEM_NC(self, p_alloca_cutoff);
}

40
linuxthreads/sysdeps/pthread/bits/libc-tsd.h
View File

@ -20,16 +20,7 @@
#ifndef _BITS_LIBC_TSD_H
#define _BITS_LIBC_TSD_H 1
/* Fast thread-specific data internal to libc. */
enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
_LIBC_TSD_KEY_DL_ERROR,
_LIBC_TSD_KEY_RPC_VARS,
_LIBC_TSD_KEY_LOCALE,
_LIBC_TSD_KEY_CTYPE_B,
_LIBC_TSD_KEY_CTYPE_TOLOWER,
_LIBC_TSD_KEY_CTYPE_TOUPPER,
_LIBC_TSD_KEY_N };
#include <linuxthreads/descr.h>
#include <tls.h>
#if USE_TLS && HAVE___THREAD
@ -39,26 +30,25 @@ enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
#else
extern void *(*__libc_internal_tsd_get) (enum __libc_tsd_key_t) __THROW;
extern int (*__libc_internal_tsd_set) (enum __libc_tsd_key_t,
__const void *) __THROW;
extern void **(*const __libc_internal_tsd_address) (enum __libc_tsd_key_t)
__THROW __attribute__ ((__const__));
# include <bits/libc-lock.h>
#define __libc_tsd_address(KEY) \
(__libc_internal_tsd_address != NULL \
? __libc_internal_tsd_address (_LIBC_TSD_KEY_##KEY) \
: &__libc_tsd_##KEY##_data)
# ifndef SHARED
weak_extern (__pthread_internal_tsd_address)
weak_extern (__pthread_internal_tsd_get)
weak_extern (__pthread_internal_tsd_set)
# endif
#define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data;
#define __libc_tsd_address(KEY) \
__libc_maybe_call2 (pthread_internal_tsd_address, \
(_LIBC_TSD_KEY_##KEY), &__libc_tsd_##KEY##_data)
#define __libc_tsd_get(KEY) \
(__libc_internal_tsd_get != NULL \
? __libc_internal_tsd_get (_LIBC_TSD_KEY_##KEY) \
: __libc_tsd_##KEY##_data)
__libc_maybe_call2 (pthread_internal_tsd_get, \
(_LIBC_TSD_KEY_##KEY), __libc_tsd_##KEY##_data)
#define __libc_tsd_set(KEY, VALUE) \
(__libc_internal_tsd_set != NULL \
? __libc_internal_tsd_set (_LIBC_TSD_KEY_##KEY, (VALUE)) \
: ((__libc_tsd_##KEY##_data = (VALUE)), 0))
__libc_maybe_call2 (pthread_internal_tsd_set, \
(_LIBC_TSD_KEY_##KEY, (VALUE)), \
(__libc_tsd_##KEY##_data = (VALUE), 0))
#endif

44
linuxthreads/sysdeps/pthread/errno-loc.c Normal file
View File

@ -0,0 +1,44 @@
/* MT support function to get address of `errno' variable, linuxthreads
version.
Copyright (C) 1996, 1998, 2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <tls.h>
#include <sysdep-cancel.h>
#if ! USE___THREAD
#undef errno
extern int errno;
#endif
int *
#if ! USE___THREAD
weak_const_function
#endif
__errno_location (void)
{
#if ! USE___THREAD && !defined NOT_IN_libc
if (! SINGLE_THREAD_P)
{
pthread_descr self = thread_self();
return LIBC_THREAD_GETMEM (self, p_errnop);
}
#endif
return &errno;
}

41
linuxthreads/sysdeps/pthread/herrno-loc.c Normal file
View File

@ -0,0 +1,41 @@
/* Copyright (C) 1996, 97, 98, 2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <netdb.h>
#include <tls.h>
#include <sysdep-cancel.h>
#if ! USE___THREAD
# undef h_errno
extern int h_errno;
#endif
/* When threaded, h_errno may be a per-thread variable. */
int *
weak_const_function
__h_errno_location (void)
{
#if ! USE___THREAD
if (! SINGLE_THREAD_P)
{
pthread_descr self = thread_self();
return LIBC_THREAD_GETMEM (self, p_h_errnop);
}
#endif
return &h_errno;
}

43
linuxthreads/sysdeps/pthread/res-state.c Normal file
View File

@ -0,0 +1,43 @@
/* Copyright (C) 1996, 97, 98, 2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <resolv.h>
#include <tls.h>
#include <sysdep-cancel.h>
#if ! USE___THREAD
# undef _res
extern struct __res_state _res;
#endif
/* When threaded, _res may be a per-thread variable. */
struct __res_state *
#if ! USE___THREAD
weak_const_function
#endif
__res_state (void)
{
#if ! USE___THREAD
if (! SINGLE_THREAD_P)
{
pthread_descr self = thread_self();
return LIBC_THREAD_GETMEM (self, p_resp);
}
#endif
return &_res;
}

5
linuxthreads/tst-cancel-wrappers.sh
View File

@ -69,7 +69,10 @@ C["__xpg_sigpause"]=1
{
# signals.c in linuxthreads does the cancellation checks not using
# *_{enable,disable}_asynccancel.
if ((!seen_enable || !seen_disable) && !(object ~ /^signals.o/))
# Similarly pt-system.o* is allowed to call __libc_system directly.
if ((!seen_enable || !seen_disable)
&& !(object ~ /^signals.o/)
&& !(object ~ /^pt-system.o/))
{
printf "in '$1'(%s) %s'\''s cancellation missing\n", object, seen
ret = 1

6
nptl/ChangeLog
View File

@ -1,3 +1,9 @@
2002-12-27 Jakub Jelinek <jakub@redhat.com>
* pt-system.c (system): Remove cancellation handling.
* tst-cancel-wrappers.sh: Allow pt-system.o* to not use the
cancellation routines.
2002-12-28 Ulrich Drepper <drepper@redhat.com>
* descr.h: Include <dl-sysdep.h>.

8
nptl/pt-system.c
View File

@ -26,11 +26,5 @@
int
system (const char *line)
{
int oldtype = CANCEL_ASYNC ();
int result = __libc_system (line);
CANCEL_RESET (oldtype);
return result;
return __libc_system (line);
}

3
nptl/tst-cancel-wrappers.sh
View File

@ -67,7 +67,8 @@ C["__xpg_sigpause"]=1
/:$/ {
if (seen)
{
if (!seen_enable || !seen_disable)
# pt-system.o* in NPTL calls __libc_system directly.
if ((!seen_enable || !seen_disable) && !(object ~ /^pt-system.o/))
{
printf "in '$1'(%s) %s'\''s cancellation missing\n", object, seen
ret = 1

2
resolv/Makefile
View File

@ -29,7 +29,7 @@ distribute := ../conf/portability.h mapv4v6addr.h mapv4v6hostent.h \
Banner res_hconf.h res_debug.h README gai_misc.h ga_test.c
routines := herror inet_addr inet_ntop inet_pton nsap_addr res_init \
res_hconf res_libc
res_hconf res_libc res-state
tests = tst-aton

11
resolv/res_libc.c
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@ -41,17 +41,6 @@ struct __res_state _res;
compat_symbol (libc, _res, _res, GLIBC_2_0);
# endif
#endif
/* This function is used to access the resolver state in
single-threaded programs. */
struct __res_state *
#if ! USE___THREAD
weak_const_function
#endif
__res_state (void)
{
return &_res;
}
/* The following bit is copied from res_data.c (where it is #ifdef'ed

33
sysdeps/generic/herrno-loc.c Normal file
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@ -0,0 +1,33 @@
/* Copyright (C) 1996, 97, 98, 2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <netdb.h>
#include <tls.h>
#if ! USE___THREAD
# undef h_errno
extern int h_errno;
#endif
/* When threaded, h_errno may be a per-thread variable. */
int *
weak_const_function
__h_errno_location (void)
{
return &h_errno;
}

35
sysdeps/generic/res-state.c Normal file
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@ -0,0 +1,35 @@
/* Copyright (C) 1996, 97, 98, 2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <resolv.h>
#include <tls.h>
#if ! USE___THREAD
# undef _res
extern struct __res_state _res;
#endif
/* When threaded, _res may be a per-thread variable. */
struct __res_state *
#if ! USE___THREAD
weak_const_function
#endif
__res_state (void)
{
return &_res;
}