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2002-12-14  Jakub Jelinek  <jakub@redhat.com>

	* dirent/bug-readdir1.c: Include unistd.h.
This commit is contained in:
Ulrich Drepper 2002-12-14 19:49:13 +00:00
parent 36b3f3eb11
commit 9d263d7284
48 changed files with 2360 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
ChangeLog
View File

@ -1,3 +1,7 @@
2002-12-14 Jakub Jelinek <jakub@redhat.com>
* dirent/bug-readdir1.c: Include unistd.h.
2002-12-13 Jakub Jelinek <jakub@redhat.com> 2002-12-13 Jakub Jelinek <jakub@redhat.com>
* locale/programs/locale.c: Include locarchive.h. * locale/programs/locale.c: Include locarchive.h.

1
dirent/bug-readdir1.c
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@ -3,6 +3,7 @@
#include <errno.h> #include <errno.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <unistd.h>
#include <sys/types.h> #include <sys/types.h>

58
nptl/ChangeLog
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@ -1,3 +1,61 @@
2002-12-14 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/pt-socket.S: Check multiple_threads
element in TCB to see whether locking is needed.
* sysdeps/unix/sysv/linux/libc_pthread_init.c: Check that
MULTIPLE_THREADS_OFFSET value is correct.
* sysdeps/unix/sysv/linux/close.c: New file.
* sysdeps/unix/sysv/linux/connect.S: New file.
* sysdeps/unix/sysv/linux/creat.c: New file.
* sysdeps/unix/sysv/linux/fsync.c: New file.
* sysdeps/unix/sysv/linux/llseek.c: New file.
* sysdeps/unix/sysv/linux/lseek.c: New file.
* sysdeps/unix/sysv/linux/msgrcv.c: New file.
* sysdeps/unix/sysv/linux/msgsnd.c: New file.
* sysdeps/unix/sysv/linux/msync.c: New file.
* sysdeps/unix/sysv/linux/nanosleep.c: New file.
* sysdeps/unix/sysv/linux/open.c: New file.
* sysdeps/unix/sysv/linux/open64.c: New file.
* sysdeps/unix/sysv/linux/pause.c: New file.
* sysdeps/unix/sysv/linux/poll.c: New file.
* sysdeps/unix/sysv/linux/pread.c: New file.
* sysdeps/unix/sysv/linux/pread64.c: New file.
* sysdeps/unix/sysv/linux/pselect.c: New file.
* sysdeps/unix/sysv/linux/pwrite.c: New file.
* sysdeps/unix/sysv/linux/pwrite64.c: New file.
* sysdeps/unix/sysv/linux/readv.c: New file.
* sysdeps/unix/sysv/linux/recv.S: New file.
* sysdeps/unix/sysv/linux/recvfrom.S: New file.
* sysdeps/unix/sysv/linux/recvmsg.S: New file.
* sysdeps/unix/sysv/linux/select.c: New file.
* sysdeps/unix/sysv/linux/send.S: New file.
* sysdeps/unix/sysv/linux/sendmsg.S: New file.
* sysdeps/unix/sysv/linux/sendto.S: New file.
* sysdeps/unix/sysv/linux/sigpause.c: New file.
* sysdeps/unix/sysv/linux/sigsuspend.c: New file.
* sysdeps/unix/sysv/linux/sigtimedwait.c: New file.
* sysdeps/unix/sysv/linux/sigwait.c: New file.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: New file.
* sysdeps/unix/sysv/linux/system.c: New file.
* sysdeps/unix/sysv/linux/tcdrain.c: New file.
* sysdeps/unix/sysv/linux/wait.c: New file.
* sysdeps/unix/sysv/linux/waitid.c: New file.
* sysdeps/unix/sysv/linux/waitpid.c: New file.
* sysdeps/unix/sysv/linux/writev.c: New file.
* sysdeps/unix/sysv/linux/i386/fcntl.c: New file.
* pt-readv.c: Fix comment.
2002-12-14 Jakub Jelinek <jakub@redhat.com>
* tst-cleanup1.c: Include stdlib.h.
* tst-cancel5.c: New test.
* Makefile (tests): Add tst-cancel5.
(tst-cancel5): Link against libc.so libpthread.so in that order.
2002-12-13 Ulrich Drepper <drepper@redhat.com> 2002-12-13 Ulrich Drepper <drepper@redhat.com>
* forward.c (test_loaded): Prevent recursive calls. * forward.c (test_loaded): Prevent recursive calls.

9
nptl/Makefile
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@ -126,7 +126,7 @@ tests = tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 tst-mutex5 tst-mutex6 \
tst-tsd1 tst-tsd2 \ tst-tsd1 tst-tsd2 \
tst-fork1 tst-fork2 tst-fork3 \ tst-fork1 tst-fork2 tst-fork3 \
tst-atfork1 \ tst-atfork1 \
tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 \ tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \
tst-cleanup1 \ tst-cleanup1 \
tst-flock1 tst-flock2 \ tst-flock1 tst-flock2 \
tst-signal1 tst-signal2 tst-signal3 \ tst-signal1 tst-signal2 tst-signal3 \
@ -164,6 +164,8 @@ CFLAGS-funlockfile.c = -D_IO_MTSAFE_IO
ifeq ($(build-static),yes) ifeq ($(build-static),yes)
tests-static += tst-locale1 tst-locale2 tests-static += tst-locale1 tst-locale2
endif endif
# These tests are linked with libc before libpthread
tests-reverse += tst-cancel5
include ../Rules include ../Rules
@ -205,10 +207,13 @@ $(objpfx)libpthread.so: $(common-objpfx)libc.so \
# Make sure we link with the thread library. # Make sure we link with the thread library.
ifeq ($(build-shared),yes) ifeq ($(build-shared),yes)
$(addprefix $(objpfx), \ $(addprefix $(objpfx), \
$(filter-out $(tests-static), \ $(filter-out $(tests-static) $(tests-reverse), \
$(tests) $(test-srcs))): $(objpfx)libpthread.so \ $(tests) $(test-srcs))): $(objpfx)libpthread.so \
$(objpfx)libpthread_nonshared.a $(objpfx)libpthread_nonshared.a
$(objpfx)tst-unload: $(common-objpfx)dlfcn/libdl.so $(objpfx)tst-unload: $(common-objpfx)dlfcn/libdl.so
$(addprefix $(objpfx), $(tests-reverse)): \
$(common-objpfx)libc.so $(objpfx)libpthread.so \
$(objpfx)libpthread_nonshared.a
$(addprefix $(objpfx),$(tests-static)): $(objpfx)libpthread.a $(addprefix $(objpfx),$(tests-static)): $(objpfx)libpthread.a
else else
$(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a

2
nptl/pt-readv.c
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@ -24,7 +24,7 @@
#include "pthreadP.h" #include "pthreadP.h"
/* Not all versions of the kernel support extremely the large number /* Not all versions of the kernel support extremely large numbers
of records. */ of records. */
#ifndef UIO_FASTIOV #ifndef UIO_FASTIOV
/* 1024 is what the kernels with NPTL support use. */ /* 1024 is what the kernels with NPTL support use. */

49
nptl/sysdeps/unix/sysv/linux/close.c Normal file
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@ -0,0 +1,49 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_close (int fd)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (close, 1, fd);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (close, 1, fd);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_close, __close)
libc_hidden_weak (__close)
weak_alias (__libc_close, close)

6
nptl/sysdeps/unix/sysv/linux/connect.S Normal file
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@ -0,0 +1,6 @@
#define socket connect
#define __socket __libc_connect
#define NARGS 3
#include <pt-socket.S>
strong_alias (__libc_connect, __connect_internal)
weak_alias (__libc_connect, __connect)

57
nptl/sysdeps/unix/sysv/linux/creat.c Normal file
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@ -0,0 +1,57 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <fcntl.h>
#include <stdlib.h>
#include <sysdep.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
creat (const char *pathname, mode_t mode)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
{
#ifdef __NR_creat
return INLINE_SYSCALL (creat, 2, pathname, mode);
#else
return __libc_open (pathname, O_WRONLY|O_CREAT|O_TRUNC, mode);
#endif
}
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
#ifdef __NR_creat
int result = INLINE_SYSCALL (creat, 2, pathname, mode);
#else
int result = __libc_open (pathname, O_WRONLY|O_CREAT|O_TRUNC, mode);
#endif
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}

47
nptl/sysdeps/unix/sysv/linux/fsync.c Normal file
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@ -0,0 +1,47 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_fsync (int fd)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (fsync, 1, fd);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (fsync, 1, fd);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_fsync, fsync)

64
nptl/sysdeps/unix/sysv/linux/i386/fcntl.c Normal file
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@ -0,0 +1,64 @@
/* Copyright (C) 2000, 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 <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include "../kernel-features.h"
extern int __syscall_fcntl64 (int __fd, int __cmd, ...);
int
__libc_fcntl (int fd, int cmd, ...)
{
va_list ap;
va_start (ap, cmd);
void *arg = va_arg (ap, void *);
va_end (ap);
#ifndef NOT_IN_libc
if (cmd != F_SETLKW
|| __builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0,
1))
return INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__libc_fcntl)
weak_alias (__libc_fcntl, __fcntl)
libc_hidden_weak (__fcntl)
weak_alias (__libc_fcntl, fcntl)

29
nptl/sysdeps/unix/sysv/linux/i386/pt-socket.S
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@ -18,6 +18,7 @@
#include <sysdep.h> #include <sysdep.h>
#include <socketcall.h> #include <socketcall.h>
#include <tls.h>
#define P(a, b) P2(a, b) #define P(a, b) P2(a, b)
#define P2(a, b) a##b #define P2(a, b) a##b
@ -37,8 +38,34 @@
.globl __socket .globl __socket
ENTRY (__socket) ENTRY (__socket)
cmpl $0, %gs:MULTIPLE_THREADS_OFFSET
jne 1f
/* Save registers. */
movl %ebx, %edx
movl $SYS_ify(socketcall), %eax /* System call number in %eax. */
/* Use ## so `socket' is a separate token that might be #define'd. */
movl $P(SOCKOP_,socket), %ebx /* Subcode is first arg to syscall. */
lea 4(%esp), %ecx /* Address of args is 2nd arg. */
/* Do the system call trap. */
int $0x80
/* Restore registers. */
movl %edx, %ebx
/* %eax is < 0 if there was an error. */
cmpl $-125, %eax
jae SYSCALL_ERROR_LABEL
/* Successful; return the syscall's value. */
ret
/* We need one more register. */ /* We need one more register. */
pushl %esi 1: pushl %esi
/* Enable asynchronous cancellation. */ /* Enable asynchronous cancellation. */
call __libc_enable_asynccancel /* No @plt */ call __libc_enable_asynccancel /* No @plt */

13
nptl/sysdeps/unix/sysv/linux/libc_pthread_init.c
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@ -17,8 +17,10 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */ 02111-1307 USA. */
#include <unistd.h>
#include <list.h> #include <list.h>
#include "fork.h" #include "fork.h"
#include <tls.h>
#include <bits/libc-lock.h> #include <bits/libc-lock.h>
@ -38,4 +40,15 @@ __libc_pthread_init (ptr, reclaim)
/* The fork handler needed by libpthread. */ /* The fork handler needed by libpthread. */
list_add_tail (&pthread_child_handler.list, &__fork_child_list); list_add_tail (&pthread_child_handler.list, &__fork_child_list);
/* We have a macro which is used in asm code describing data layout.
Make sure it does not get out of date. */
if (offsetof (struct pthread, header.data.multiple_threads)
!= MULTIPLE_THREADS_OFFSET)
{
#define str_n_len(str) str, sizeof (str) - 1
__libc_write (STDERR_FILENO,
str_n_len ("*** MULTIPLE_THREADS_OFFSET out of date\n"));
_exit (1);
}
} }

68
nptl/sysdeps/unix/sysv/linux/llseek.c Normal file
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@ -0,0 +1,68 @@
/* Long-long seek operation.
Copyright (C) 1996,1997,1998,1999,2000,2002 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 <sys/types.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall__llseek (int fd, off_t offset_hi, off_t offset_lo,
loff_t *__unbounded result, int whence);
/* Seek to OFFSET on FD, starting from WHENCE. */
extern loff_t __llseek (int fd, loff_t offset, int whence);
loff_t
__llseek (int fd, loff_t offset, int whence)
{
loff_t result;
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return (loff_t) (INLINE_SYSCALL (_llseek, 5, fd, (off_t) (offset >> 32),
(off_t) (offset & 0xffffffff),
__ptrvalue (&result), whence) ?: result);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int retval = INLINE_SYSCALL (_llseek, 5, fd, (off_t) (offset >> 32),
(off_t) (offset & 0xffffffff),
__ptrvalue (&result), whence);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return (loff_t) (retval ?: result);
}
weak_alias (__llseek, llseek)
strong_alias (__llseek, __libc_lseek64)
strong_alias (__llseek, __lseek64)
weak_alias (__llseek, lseek64)
/* llseek doesn't have a prototype. Since the second parameter is a
64bit type, this results in wrong behaviour if no prototype is
provided. */
link_warning (llseek, "\
the `llseek' function may be dangerous; use `lseek64' instead.")

48
nptl/sysdeps/unix/sysv/linux/lseek.c Normal file
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@ -0,0 +1,48 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
off_t
__libc_lseek (int fd, off_t offset, int whence)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (lseek, 3, fd, offset, whence);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
off_t result = INLINE_SYSCALL (lseek, 3, fd, offset, whence);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_lseek, __lseek)
weak_alias (__libc_lseek, lseek)

73
nptl/sysdeps/unix/sysv/linux/msgrcv.c Normal file
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@ -0,0 +1,73 @@
/* Copyright (C) 1995, 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
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 <sys/msg.h>
#include <ipc_priv.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#include <bp-checks.h>
/* Kludge to work around Linux' restriction of only up to five
arguments to a system call. */
struct ipc_kludge
{
void *__unbounded msgp;
long int msgtyp;
};
int
__libc_msgrcv (msqid, msgp, msgsz, msgtyp, msgflg)
int msqid;
void *msgp;
size_t msgsz;
long int msgtyp;
int msgflg;
{
/* The problem here is that Linux' calling convention only allows up to
fives parameters to a system call. */
struct ipc_kludge tmp;
tmp.msgp = CHECK_N (msgp, msgsz);
tmp.msgtyp = msgtyp;
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (ipc, 5, IPCOP_msgrcv, msqid, msgsz, msgflg,
__ptrvalue (&tmp));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (ipc, 5, IPCOP_msgrcv, msqid, msgsz, msgflg,
__ptrvalue (&tmp));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_msgrcv, msgrcv)

56
nptl/sysdeps/unix/sysv/linux/msgsnd.c Normal file
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@ -0,0 +1,56 @@
/* Copyright (C) 1995,1997,1998,1999,2000,2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
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 <sys/msg.h>
#include <ipc_priv.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#include <bp-checks.h>
int
__libc_msgsnd (msqid, msgp, msgsz, msgflg)
int msqid;
const void *msgp;
size_t msgsz;
int msgflg;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (ipc, 5, IPCOP_msgsnd, msqid, msgsz,
msgflg, (void *) CHECK_N (msgp, msgsz));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (ipc, 5, IPCOP_msgsnd, msqid, msgsz,
msgflg, (void *) CHECK_N (msgp, msgsz));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_msgsnd, msgsnd)

47
nptl/sysdeps/unix/sysv/linux/msync.c Normal file
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/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <sys/mman.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_msync (void *start, size_t length, int flags)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (msync, 3, start, length, flags);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (msync, 3, start, length, flags);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_msync, msync)

48
nptl/sysdeps/unix/sysv/linux/nanosleep.c Normal file
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@ -0,0 +1,48 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <time.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_nanosleep (const struct timespec *req, struct timespec *rem)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (nanosleep, 2, req, rem);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (nanosleep, 2, req, rem);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_nanosleep, __nanosleep)
weak_alias (__libc_nanosleep, nanosleep)

62
nptl/sysdeps/unix/sysv/linux/open.c Normal file
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/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <fcntl.h>
#include <stdlib.h>
#include <sysdep.h>
#include <stdarg.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_open (const char *file, int oflag, ...)
{
int mode = 0;
if (oflag & O_CREAT)
{
va_list arg;
va_start (arg, oflag);
mode = va_arg (arg, int);
va_end (arg);
}
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (open, 3, file, oflag, mode);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (open, 3, file, oflag, mode);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__libc_open)
strong_alias (__libc_open, __open)
libc_hidden_weak (__open)
weak_alias (__libc_open, open)

61
nptl/sysdeps/unix/sysv/linux/open64.c Normal file
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/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <fcntl.h>
#include <stdlib.h>
#include <sysdep.h>
#include <stdarg.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_open64 (const char *file, int oflag, ...)
{
int mode = 0;
if (oflag & O_CREAT)
{
va_list arg;
va_start (arg, oflag);
mode = va_arg (arg, int);
va_end (arg);
}
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (open, 3, file, oflag | O_LARGEFILE, mode);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (open, 3, file, oflag | O_LARGEFILE, mode);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_open64, __open64)
libc_hidden_weak (__open64)
weak_alias (__libc_open64, open64)

47
nptl/sysdeps/unix/sysv/linux/pause.c Normal file
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@ -0,0 +1,47 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <unistd.h>
#include <nptl/pthreadP.h>
#include <tls.h>
int
__libc_pause (void)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (pause, 0);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (pause, 0);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_pause, pause)

59
nptl/sysdeps/unix/sysv/linux/poll.c Normal file
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@ -0,0 +1,59 @@
/* Poll system call, with emulation if it is not available.
Copyright (C) 1997,1998,1999,2000,2001,2002 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 <sys/poll.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall_poll (struct pollfd *__unbounded fds,
unsigned int nfds, int timeout);
/* The real implementation. */
int
__poll (fds, nfds, timeout)
struct pollfd *fds;
nfds_t nfds;
int timeout;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (poll, 3, CHECK_N (fds, nfds), nfds, timeout);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (poll, 3, CHECK_N (fds, nfds), nfds, timeout);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__poll)
weak_alias (__poll, poll)
strong_alias (__poll, __libc_poll)

70
nptl/sysdeps/unix/sysv/linux/pread.c Normal file
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/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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 <assert.h>
#include <errno.h>
#include <endian.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifndef __NR_pread64 /* Newer kernels renamed but it's the same. */
# error "__NR_pread64 must be defined"
#endif
/* The order of hi, lo depends on endianness. */
extern ssize_t __syscall_pread64 (int fd, void *__unbounded buf, size_t count,
off_t offset_hi, off_t offset_lo);
ssize_t
__libc_pread (fd, buf, count, offset)
int fd;
void *buf;
size_t count;
off_t offset;
{
assert (sizeof (offset) == 4);
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (pread64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR (offset >> 31, offset));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (pread64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR (offset >> 31, offset));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_pread, __pread)
weak_alias (__libc_pread, pread)

71
nptl/sysdeps/unix/sysv/linux/pread64.c Normal file
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@ -0,0 +1,71 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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 <endian.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifndef __NR_pread64 /* Newer kernels renamed but it's the same. */
# error "__NR_pread64 must be defined"
#endif
/* The order of hi, lo depends on endianness. */
extern ssize_t __syscall_pread64 (int fd, void *__unbounded buf, size_t count,
off_t offset_hi, off_t offset_lo);
ssize_t
__libc_pread64 (fd, buf, count, offset)
int fd;
void *buf;
size_t count;
off64_t offset;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (pread64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR ((off_t) (offset >> 32),
(off_t) (offset & 0xffffffff)));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (pread64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR ((off_t) (offset >> 32),
(off_t) (offset
& 0xffffffff)));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_pread64, __pread64)
weak_alias (__libc_pread64, pread64)

91
nptl/sysdeps/unix/sysv/linux/pselect.c Normal file
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/* Copyright (C) 1996, 1997, 1998, 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
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 <signal.h>
#include <stddef.h> /* For NULL. */
#include <sys/time.h>
#include <sys/select.h>
#include <nptl/pthreadP.h>
#include <tls.h>
/* Check the first NFDS descriptors each in READFDS (if not NULL) for read
readiness, in WRITEFDS (if not NULL) for write readiness, and in EXCEPTFDS
(if not NULL) for exceptional conditions. If TIMEOUT is not NULL, time out
after waiting the interval specified therein. Additionally set the sigmask
SIGMASK for this call. Returns the number of ready descriptors, or -1 for
errors. */
static int
do_pselect (int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
const struct timespec *timeout, const sigset_t *sigmask)
{
struct timeval tval;
int retval;
sigset_t savemask;
/* Change nanosecond number to microseconds. This might mean losing
precision and therefore the `pselect` should be available. But
for now it is hardly found. */
if (timeout != NULL)
TIMESPEC_TO_TIMEVAL (&tval, timeout);
/* The setting and restoring of the signal mask and the select call
should be an atomic operation. This can't be done without kernel
help. */
if (sigmask != NULL)
__sigprocmask (SIG_SETMASK, sigmask, &savemask);
retval = __select (nfds, readfds, writefds, exceptfds,
timeout != NULL ? &tval : NULL);
if (sigmask != NULL)
__sigprocmask (SIG_SETMASK, &savemask, NULL);
return retval;
}
int
__pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask)
int nfds;
fd_set *readfds;
fd_set *writefds;
fd_set *exceptfds;
const struct timespec *timeout;
const sigset_t *sigmask;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return do_pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = do_pselect (nfds, readfds, writefds, exceptfds, timeout,
sigmask);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__pselect, pselect)
strong_alias (__pselect, __libc_pselect)

72
nptl/sysdeps/unix/sysv/linux/pwrite.c Normal file
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/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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 <assert.h>
#include <errno.h>
#include <endian.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifndef __NR_pwrite64
# error "__NR_pwrite64 must be defined"
#endif
/* The order of hi, lo depends on endianness. */
extern ssize_t __syscall_pwrite64 (int fd, const void *__unbounded buf,
size_t count, off_t offset_hi,
off_t offset_lo);
ssize_t
__libc_pwrite (fd, buf, count, offset)
int fd;
const void *buf;
size_t count;
off_t offset;
{
/* First try the syscall. */
assert (sizeof (offset) == 4);
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (pwrite64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR (offset >> 31, offset));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (pwrite64, 5, fd, CHECK_N (buf, count),
count,
__LONG_LONG_PAIR (offset >> 31, offset));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_pwrite, __pwrite)
weak_alias (__libc_pwrite, pwrite)

73
nptl/sysdeps/unix/sysv/linux/pwrite64.c Normal file
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/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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 <endian.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifndef __NR_pwrite64
# error "__NR_pwrite64 must be defined"
#endif
/* The order of hi, lo depends on endianness. */
extern ssize_t __syscall_pwrite64 (int fd, const void *__unbounded buf,
size_t count, off_t offset_hi,
off_t offset_lo);
ssize_t
__libc_pwrite64 (fd, buf, count, offset)
int fd;
const void *buf;
size_t count;
off64_t offset;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (pwrite64, 5, fd, CHECK_N (buf, count), count,
__LONG_LONG_PAIR ((off_t) (offset >> 32),
(off_t) (offset & 0xffffffff)));
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (pwrite64, 5, fd, CHECK_N (buf, count),
count,
__LONG_LONG_PAIR ((off_t) (offset >> 32),
(off_t) (offset
& 0xffffffff)));
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_pwrite64, __pwrite64)
libc_hidden_weak (__pwrite64)
weak_alias (__libc_pwrite64, pwrite64)

58
nptl/sysdeps/unix/sysv/linux/readv.c Normal file
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@ -0,0 +1,58 @@
/* readv supports all Linux kernels >= 2.0.
Copyright (C) 1997, 1998, 2000, 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 <stddef.h>
#include <sys/param.h>
#include <sys/uio.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern ssize_t __syscall_readv (int, __const struct iovec *__unbounded, int);
ssize_t
__libc_readv (fd, vector, count)
int fd;
const struct iovec *vector;
int count;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (readv, 3, fd, CHECK_N (vector, count), count);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (readv, 3, fd, CHECK_N (vector, count),
count);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_readv, __readv)
weak_alias (__libc_readv, readv)

5
nptl/sysdeps/unix/sysv/linux/recv.S Normal file
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#define socket recv
#define __socket __libc_recv
#define NARGS 4
#include <pt-socket.S>
weak_alias (__libc_recv, __recv)

5
nptl/sysdeps/unix/sysv/linux/recvfrom.S Normal file
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@ -0,0 +1,5 @@
#define socket recvfrom
#define __socket __libc_recvfrom
#define NARGS 6
#include <pt-socket.S>
weak_alias (__libc_recvfrom, __recvfrom)

5
nptl/sysdeps/unix/sysv/linux/recvmsg.S Normal file
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@ -0,0 +1,5 @@
#define socket recvmsg
#define __socket __libc_recvmsg
#define NARGS 3
#include <pt-socket.S>
weak_alias (__libc_recvmsg, __recvmsg)

57
nptl/sysdeps/unix/sysv/linux/select.c Normal file
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/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdlib.h>
#include <sysdep.h>
#include <sys/select.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifdef __NR__newselect
# undef __NR_select
# define __NR_select __NR__newselect
#endif
int
__libc_select (int n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
struct timeval *timeout)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (select, 5, n, readfds, writefds, exceptfds,
timeout);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (select, 5, n, readfds, writefds, exceptfds,
timeout);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_select, __select)
libc_hidden_weak(__select)
weak_alias (__libc_select, select)

6
nptl/sysdeps/unix/sysv/linux/send.S Normal file
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#define socket send
#define __socket __libc_send
#define NARGS 4
#include <pt-socket.S>
weak_alias (__libc_send, __send)
libc_hidden_def (__send)

5
nptl/sysdeps/unix/sysv/linux/sendmsg.S Normal file
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@ -0,0 +1,5 @@
#define socket sendmsg
#define __socket __libc_sendmsg
#define NARGS 3
#include <pt-socket.S>
weak_alias (__libc_sendmsg, __sendmsg)

5
nptl/sysdeps/unix/sysv/linux/sendto.S Normal file
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#define socket sendto
#define __socket __libc_sendto
#define NARGS 6
#include <pt-socket.S>
weak_alias (__libc_sendto, __sendto)

100
nptl/sysdeps/unix/sysv/linux/sigpause.c Normal file
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/* Copyright (C) 1991,92,94-98,2000,02 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 <signal.h>
#include <stddef.h> /* For NULL. */
#include <nptl/pthreadP.h>
#include <tls.h>
#include <sigset-cvt-mask.h>
/* Set the mask of blocked signals to MASK,
wait for a signal to arrive, and then restore the mask. */
int
__sigpause (int sig_or_mask, int is_sig)
{
sigset_t set;
if (is_sig != 0)
{
/* The modern X/Open implementation is requested. */
if (__sigprocmask (0, NULL, &set) < 0
/* Yes, we call `sigdelset' and not `__sigdelset'. */
|| __sigdelset (&set, sig_or_mask) < 0)
return -1;
}
else if (sigset_set_old_mask (&set, sig_or_mask) < 0)
return -1;
return __sigsuspend (&set);
}
libc_hidden_def (__sigpause)
/* We have to provide a default version of this function since the
standards demand it. The version which is a bit more reasonable is
the BSD version. So make this the default. */
int
__attribute__ ((weak))
__default_sigpause (int mask)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return __sigpause (mask, 0);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = __sigpause (mask, 0);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
#undef sigpause
weak_alias (__default_sigpause, sigpause)
strong_alias (__default_sigpause, __libc_sigpause)
/* We have to provide a default version of this function since the
standards demand it. The version which is a bit more reasonable is
the BSD version. So make this the default. */
int
__attribute__ ((weak))
__xpg_sigpause (int sig)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return __sigpause (sig, 1);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = __sigpause (sig, 1);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__xpg_sigpause, __libc___xpg_sigpause)

57
nptl/sysdeps/unix/sysv/linux/sigsuspend.c Normal file
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/* Copyright (C) 1996,1997,1998,1999,2000,2002 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 <signal.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall_rt_sigsuspend (const sigset_t *__unbounded, size_t);
/* Change the set of blocked signals to SET,
wait until a signal arrives, and restore the set of blocked signals. */
int
__sigsuspend (set)
const sigset_t *set;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set), _NSIG / 8);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set),
_NSIG / 8);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__sigsuspend)
weak_alias (__sigsuspend, sigsuspend)
strong_alias (__sigsuspend, __libc_sigsuspend)

62
nptl/sysdeps/unix/sysv/linux/sigtimedwait.c Normal file
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/* Copyright (C) 1997, 1998, 2000, 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 <signal.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__unbounded,
const struct timespec *__unbounded, size_t);
/* Return any pending signal or wait for one for the given time. */
int
__sigtimedwait (set, info, timeout)
const sigset_t *set;
siginfo_t *info;
const struct timespec *timeout;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
return INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), timeout, _NSIG / 8);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), timeout, _NSIG / 8);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__sigtimedwait)
weak_alias (__sigtimedwait, sigtimedwait)

91
nptl/sysdeps/unix/sysv/linux/sigwait.c Normal file
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/* Copyright (C) 1997, 1998, 2000, 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 <signal.h>
#define __need_NULL
#include <stddef.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__unbounded,
const struct timespec *__unbounded, size_t);
/* Return any pending signal or wait for one for the given time. */
static int
do_sigwait (const sigset_t *set, int *sig)
{
int ret;
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
#ifdef INTERNAL_SYSCALL
ret = INTERNAL_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
NULL, NULL, _NSIG / 8);
if (! INTERNAL_SYSCALL_ERROR_P (ret))
{
*sig = ret;
ret = 0;
}
else
ret = INTERNAL_SYSCALL_ERRNO (ret);
#else
ret = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
NULL, NULL, _NSIG / 8);
if (ret != -1)
{
*sig = ret;
ret = 0;
}
else
ret = errno;
#endif
return ret;
}
int
__sigwait (set, sig)
const sigset_t *set;
int *sig;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return do_sigwait (set, sig);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = do_sigwait (set, sig);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__sigwait)
weak_alias (__sigwait, sigwait)
strong_alias (__sigwait, __libc_sigwait)

64
nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c Normal file
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/* Copyright (C) 1997, 1998, 2000, 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 <signal.h>
#define __need_NULL
#include <stddef.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__unbounded,
const struct timespec *__unbounded, size_t);
/* Return any pending signal or wait for one for the given time. */
int
__sigwaitinfo (set, info)
const sigset_t *set;
siginfo_t *info;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
return INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), NULL, _NSIG / 8);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), NULL, _NSIG / 8);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
libc_hidden_def (__sigwaitinfo)
weak_alias (__sigwaitinfo, sigwaitinfo)
strong_alias (__sigwaitinfo, __libc_sigwaitinfo)

209
nptl/sysdeps/unix/sysv/linux/system.c Normal file
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@ -0,0 +1,209 @@
/* Copyright (C) 1991-99,2000,02 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 <signal.h>
#include <stddef.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <bits/libc-lock.h>
#include <nptl/pthreadP.h>
#include <tls.h>
#ifndef HAVE_GNU_LD
#define __environ environ
#endif
#define SHELL_PATH "/bin/sh" /* Path of the shell. */
#define SHELL_NAME "sh" /* Name to give it. */
#ifdef _LIBC_REENTRANT
static struct sigaction intr, quit;
static int sa_refcntr;
__libc_lock_define_initialized (static, lock);
# define DO_LOCK() __libc_lock_lock (lock)
# define DO_UNLOCK() __libc_lock_unlock (lock)
# define INIT_LOCK() ({ __libc_lock_init (lock); sa_refcntr = 0; })
# define ADD_REF() sa_refcntr++
# define SUB_REF() --sa_refcntr
#else
# define DO_LOCK()
# define DO_UNLOCK()
# define INIT_LOCK()
# define ADD_REF() (void) 0
# define SUB_REF() 0
#endif
/* Execute LINE as a shell command, returning its status. */
static int
do_system (const char *line)
{
int status, save;
pid_t pid;
struct sigaction sa;
#ifndef _LIBC_REENTRANT
struct sigaction intr, quit;
#endif
#ifndef WAITPID_CANNOT_BLOCK_SIGCHLD
sigset_t block, omask;
#endif
sa.sa_handler = SIG_IGN;
sa.sa_flags = 0;
__sigemptyset (&sa.sa_mask);
DO_LOCK ();
if (ADD_REF () == 0)
{
if (__sigaction (SIGINT, &sa, &intr) < 0)
{
SUB_REF ();
DO_UNLOCK ();
return -1;
}
if (__sigaction (SIGQUIT, &sa, &quit) < 0)
{
save = errno;
goto out_restore_sigint;
}
}
DO_UNLOCK ();
__sigemptyset (&block);
__sigaddset (&block, SIGCHLD);
save = errno;
if (__sigprocmask (SIG_BLOCK, &block, &omask) < 0)
{
if (errno == ENOSYS)
__set_errno (save);
else
{
save = errno;
DO_LOCK ();
if (SUB_REF () == 0)
{
(void) __sigaction (SIGQUIT, &quit, (struct sigaction *) NULL);
out_restore_sigint:
(void) __sigaction (SIGINT, &intr, (struct sigaction *) NULL);
}
DO_UNLOCK ();
__set_errno (save);
return -1;
}
}
pid = __fork ();
if (pid == (pid_t) 0)
{
/* Child side. */
const char *new_argv[4];
new_argv[0] = SHELL_NAME;
new_argv[1] = "-c";
new_argv[2] = line;
new_argv[3] = NULL;
/* Restore the signals. */
(void) __sigaction (SIGINT, &intr, (struct sigaction *) NULL);
(void) __sigaction (SIGQUIT, &quit, (struct sigaction *) NULL);
(void) __sigprocmask (SIG_SETMASK, &omask, (sigset_t *) NULL);
INIT_LOCK ();
/* Exec the shell. */
(void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
_exit (127);
}
else if (pid < (pid_t) 0)
/* The fork failed. */
status = -1;
else
/* Parent side. */
{
#ifdef NO_WAITPID
pid_t child;
do
{
child = __wait (&status);
if (child <= -1 && errno != EINTR)
{
status = -1;
break;
}
/* Note that pid cannot be <= -1 and therefore the loop continues
when __wait returned with EINTR. */
}
while (child != pid);
#else
if (TEMP_FAILURE_RETRY (__waitpid (pid, &status, 0)) != pid)
status = -1;
#endif
}
save = errno;
DO_LOCK ();
if ((SUB_REF () == 0
&& (__sigaction (SIGINT, &intr, (struct sigaction *) NULL)
| __sigaction (SIGQUIT, &quit, (struct sigaction *) NULL)) != 0)
|| __sigprocmask (SIG_SETMASK, &omask, (sigset_t *) NULL) != 0)
{
#ifndef _LIBC
/* glibc cannot be used on systems without waitpid. */
if (errno == ENOSYS)
__set_errno (save);
else
#endif
status = -1;
}
DO_UNLOCK ();
return status;
}
int
__libc_system (const char *line)
{
if (line == NULL)
/* Check that we have a command processor available. It might
not be available after a chroot(), for example. */
return do_system ("exit 0") == 0;
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return do_system (line);
/* XXX We have to install a cancellation handler to kill the child
process. */
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = do_system (line);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_system, system)

46
nptl/sysdeps/unix/sysv/linux/tcdrain.c Normal file
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/* Copyright (C) 1995, 1996, 1997, 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 <termios.h>
#include <sys/ioctl.h>
#include <nptl/pthreadP.h>
#include <tls.h>
/* Wait for pending output to be written on FD. */
int
__libc_tcdrain (int fd)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
/* With an argument of 1, TCSBRK for output to be drain. */
return __ioctl (fd, TCSBRK, 1);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
/* With an argument of 1, TCSBRK for output to be drain. */
int result = __ioctl (fd, TCSBRK, 1);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_tcdrain, tcdrain)

52
nptl/sysdeps/unix/sysv/linux/wait.c Normal file
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@ -0,0 +1,52 @@
/* Copyright (C) 1991, 1995, 1996, 1997, 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 <sys/wait.h>
#include <errno.h>
#include <sys/resource.h>
#include <stddef.h>
#include <sysdep.h>
#include <nptl/pthreadP.h>
#include <tls.h>
/* Wait for a child to die. When one does, put its status in *STAT_LOC
and return its process ID. For errors, return (pid_t) -1. */
__pid_t
__libc_wait (__WAIT_STATUS_DEFN stat_loc)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (wait4, 4, WAIT_ANY, stat_loc, 0,
(struct rusage *) NULL);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (wait4, 4, WAIT_ANY, stat_loc, 0,
(struct rusage *) NULL);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_wait, __wait)
weak_alias (__libc_wait, wait)

145
nptl/sysdeps/unix/sysv/linux/waitid.c Normal file
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@ -0,0 +1,145 @@
/* Pseudo implementation of waitid.
Copyright (C) 1997, 1998, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1997.
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 <assert.h>
#include <errno.h>
#include <signal.h>
#define __need_NULL
#include <stddef.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <nptl/pthreadP.h>
#include <tls.h>
static int
do_waitid (idtype_t idtype, id_t id, siginfo_t *infop, int options)
{
pid_t pid, child;
int status;
switch (idtype)
{
case P_PID:
if(id <= 0)
goto invalid;
pid = (pid_t) id;
break;
case P_PGID:
if (id < 0 || id == 1)
goto invalid;
pid = (pid_t) -id;
break;
case P_ALL:
pid = -1;
break;
default:
invalid:
__set_errno (EINVAL);
return -1;
}
/* Technically we're supposed to return EFAULT if infop is bogus,
but that would involve mucking with signals, which is
too much hassle. User will have to deal with SIGSEGV/SIGBUS.
We just check for a null pointer. */
if (infop == NULL)
{
__set_errno (EFAULT);
return -1;
}
child = __waitpid (pid, &status, options);
if (child == -1)
/* `waitpid' set `errno' for us. */
return -1;
if (child == 0)
{
/* The WHOHANG bit in OPTIONS is set and there are children available
but none has a status for us. The XPG docs do not mention this
case so we clear the `siginfo_t' struct and return successfully. */
infop->si_signo = 0;
infop->si_code = 0;
return 0;
}
/* Decode the status field and set infop members... */
infop->si_signo = SIGCHLD;
infop->si_pid = child;
infop->si_errno = 0;
if (WIFEXITED (status))
{
infop->si_code = CLD_EXITED;
infop->si_status = WEXITSTATUS (status);
}
else if (WIFSIGNALED (status))
{
infop->si_code = WCOREDUMP (status) ? CLD_DUMPED : CLD_KILLED;
infop->si_status = WTERMSIG (status);
}
else if (WIFSTOPPED (status))
{
infop->si_code = CLD_STOPPED;
infop->si_status = WSTOPSIG (status);
}
#ifdef WIFCONTINUED
else if (WIFCONTINUED (status))
{
infop->si_code = CLD_CONTINUED;
infop->si_status = SIGCONT;
}
#endif
else
/* Can't happen. */
assert (! "What?");
return 0;
}
int
__waitid (idtype, id, infop, options)
idtype_t idtype;
id_t id;
siginfo_t *infop;
int options;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return do_waitid (idtype, id, infop, options);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = do_waitid (idtype, id, infop, options);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__waitid, waitid)
strong_alias (__waitid, __libc_waitid)

47
nptl/sysdeps/unix/sysv/linux/waitpid.c Normal file
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@ -0,0 +1,47 @@
/* Copyright (C) 1991,92,95,96,97,2002 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 <sysdep.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <nptl/pthreadP.h>
#include <tls.h>
__pid_t
__libc_waitpid (__pid_t pid, int *stat_loc, int options)
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
int result = INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
weak_alias (__libc_waitpid, __waitpid)
libc_hidden_weak (__waitpid)
weak_alias (__libc_waitpid, waitpid)

58
nptl/sysdeps/unix/sysv/linux/writev.c Normal file
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/* writev supports all Linux kernels >= 2.0.
Copyright (C) 1997, 1998, 2000, 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 <stddef.h>
#include <sys/param.h>
#include <sys/uio.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <nptl/pthreadP.h>
#include <tls.h>
extern ssize_t __syscall_writev (int, const struct iovec *__unbounded, int);
ssize_t
__libc_writev (fd, vector, count)
int fd;
const struct iovec *vector;
int count;
{
#ifndef NOT_IN_libc
if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
header.data.multiple_threads) == 0, 1))
return INLINE_SYSCALL (writev, 3, fd, CHECK_N (vector, count), count);
int oldtype = LIBC_CANCEL_ASYNC ();
#endif
ssize_t result = INLINE_SYSCALL (writev, 3, fd, CHECK_N (vector, count),
count);
#ifndef NOT_IN_libc
LIBC_CANCEL_RESET (oldtype);
#endif
return result;
}
strong_alias (__libc_writev, __writev)
weak_alias (__libc_writev, writev)

1
nptl/tst-cancel5.c Normal file
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@ -0,0 +1 @@
#include "tst-cancel4.c"

1
nptl/tst-cleanup1.c
View File

@ -19,6 +19,7 @@
#include <pthread.h> #include <pthread.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
#include <unistd.h> #include <unistd.h>