glibc/sysdeps/unix/sysv/linux/sigwait.c

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/* Copyright (C) 1997-2021 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, see
Prefer https to http for gnu.org and fsf.org URLs Also, change sources.redhat.com to sourceware.org. This patch was automatically generated by running the following shell script, which uses GNU sed, and which avoids modifying files imported from upstream: sed -ri ' s,(http|ftp)(://(.*\.)?(gnu|fsf|sourceware)\.org($|[^.]|\.[^a-z])),https\2,g s,(http|ftp)(://(.*\.)?)sources\.redhat\.com($|[^.]|\.[^a-z]),https\2sourceware.org\4,g ' \ $(find $(git ls-files) -prune -type f \ ! -name '*.po' \ ! -name 'ChangeLog*' \ ! -path COPYING ! -path COPYING.LIB \ ! -path manual/fdl-1.3.texi ! -path manual/lgpl-2.1.texi \ ! -path manual/texinfo.tex ! -path scripts/config.guess \ ! -path scripts/config.sub ! -path scripts/install-sh \ ! -path scripts/mkinstalldirs ! -path scripts/move-if-change \ ! -path INSTALL ! -path locale/programs/charmap-kw.h \ ! -path po/libc.pot ! -path sysdeps/gnu/errlist.c \ ! '(' -name configure \ -execdir test -f configure.ac -o -f configure.in ';' ')' \ ! '(' -name preconfigure \ -execdir test -f preconfigure.ac ';' ')' \ -print) and then by running 'make dist-prepare' to regenerate files built from the altered files, and then executing the following to cleanup: chmod a+x sysdeps/unix/sysv/linux/riscv/configure # Omit irrelevant whitespace and comment-only changes, # perhaps from a slightly-different Autoconf version. git checkout -f \ sysdeps/csky/configure \ sysdeps/hppa/configure \ sysdeps/riscv/configure \ sysdeps/unix/sysv/linux/csky/configure # Omit changes that caused a pre-commit check to fail like this: # remote: *** error: sysdeps/powerpc/powerpc64/ppc-mcount.S: trailing lines git checkout -f \ sysdeps/powerpc/powerpc64/ppc-mcount.S \ sysdeps/unix/sysv/linux/s390/s390-64/syscall.S # Omit change that caused a pre-commit check to fail like this: # remote: *** error: sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S: last line does not end in newline git checkout -f sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S
2019-09-07 05:40:42 +00:00
<https://www.gnu.org/licenses/>. */
#include <signal.h>
Update. 2002-12-15 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/sysdep-cancel.h: Add dummy definitions for SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET. * sysdeps/unix/sysv/linux/open64.c: New file. * sysdeps/generic/pselect.c: Add support for cancellation handling. * sysdeps/posix/open64.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/sigwait.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/accept.S: Likewise. * sysdeps/unix/sysv/linux/connect.S: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysdeps/unix/sysv/linux/msgsnd.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/recv.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/recvmsg.S: Likewise. * sysdeps/unix/sysv/linux/send.S: Likewise. * sysdeps/unix/sysv/linux/sendmsg.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/tcdrain.c: Likewise. * sysdeps/unix/sysv/linux/wait.c: Likewise. * sysdeps/unix/sysv/linux/waitpid.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise. * sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
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#include <sysdep-cancel.h>
#include <errno.h>
Update. 2002-12-15 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/sysdep-cancel.h: Add dummy definitions for SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET. * sysdeps/unix/sysv/linux/open64.c: New file. * sysdeps/generic/pselect.c: Add support for cancellation handling. * sysdeps/posix/open64.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/sigwait.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/accept.S: Likewise. * sysdeps/unix/sysv/linux/connect.S: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysdeps/unix/sysv/linux/msgsnd.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/recv.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/recvmsg.S: Likewise. * sysdeps/unix/sysv/linux/send.S: Likewise. * sysdeps/unix/sysv/linux/sendmsg.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/tcdrain.c: Likewise. * sysdeps/unix/sysv/linux/wait.c: Likewise. * sysdeps/unix/sysv/linux/waitpid.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise. * sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
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int
Function declaration cleanup This patch changes the some function declaration from K&R style to default ANSI C. * nptl/pthread_cancel.c (pthread_cancel): Use ANSI prototype. * nptl/pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * nptl/pthread_cond_wait.c (__pthread_cond_wait): Likewise. * nptl/pthread_exit.c (__pthread_exit): Likewise. * nptl/pthread_join.c (pthread_join): Likewise. * nptl/pthread_timedjoin.c (pthread_timedjoin_np): Likewise. * sysdeps/posix/waitid.c (__waitid): Likewise. * sysdeps/unix/sysv/linux/arm/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/arm/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/arm/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/arm/pwrite64.c (__libc_pwrite64): Likewise. * sysdeps/unix/sysv/linux/generic/wordsize-32/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/generic/wordsize-32/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/generic/wordsize-32/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/generic/wordsize-32/pwrite64.c (__libc_pwrite64): Likewsie. * sysdeps/unix/sysv/linux/mips/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/mips/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/mips/pwrite64.c (__libc_pwrite64): Likewise. * sysdeps/unix/sysv/linux/msgrcv.c (__libc_msgrcv): Likewise. * sysdeps/unix/sysv/linux/msgsnd.c (__libc_msgsnd): Likewise. * sysdeps/unix/sysv/linux/openat.c (OPENAT_NOT_CANCEL): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/pwrite64.c (__libc_pwrite64): Likewise. * sysdeps/unix/sysv/linux/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/preadv.c (PREADV): Likewise. * sysdeps/unix/sysv/linux/pthread_kill.c (__pthread_kill): Likewise. * sysdeps/unix/sysv/linux/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/pwrite64.c (__libc_pwrite64): Likewise. * sysdeps/unix/sysv/linux/pwritev.c (__libc_pwritev): Likewise. * sysdeps/unix/sysv/linux/sh/pread.c (__libc_pread): Likewise. * sysdeps/unix/sysv/linux/sh/pread64.c (__libc_pread64): Likewise. * sysdeps/unix/sysv/linux/sh/pwrite.c (__libc_pwrite): Likewise. * sysdeps/unix/sysv/linux/sh/pwrite64.c (__libc_write64): Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c (__sigsuspend): Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c (__sigtimedwait): Likewise. * sysdeps/unix/sysv/linux/sigwait.c (__sigwait): Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c (__sigwaitinfo): Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/msgrcv.c (__libc_msgrcv): Likewise.
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__sigwait (const sigset_t *set, int *sig)
Update. 2002-12-15 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/sysdep-cancel.h: Add dummy definitions for SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET. * sysdeps/unix/sysv/linux/open64.c: New file. * sysdeps/generic/pselect.c: Add support for cancellation handling. * sysdeps/posix/open64.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/sigwait.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/accept.S: Likewise. * sysdeps/unix/sysv/linux/connect.S: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysdeps/unix/sysv/linux/msgsnd.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/recv.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/recvmsg.S: Likewise. * sysdeps/unix/sysv/linux/send.S: Likewise. * sysdeps/unix/sysv/linux/sendmsg.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/tcdrain.c: Likewise. * sysdeps/unix/sysv/linux/wait.c: Likewise. * sysdeps/unix/sysv/linux/waitpid.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise. * sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
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{
siginfo_t si;
int ret;
do
ret = __sigtimedwait (set, &si, 0);
/* Applications do not expect sigwait to return with EINTR, and the
error code is not specified by POSIX. */
while (ret < 0 && errno == EINTR);
if (ret < 0)
return errno;
*sig = si.si_signo;
return 0;
Update. 2002-12-15 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/sysdep-cancel.h: Add dummy definitions for SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET. * sysdeps/unix/sysv/linux/open64.c: New file. * sysdeps/generic/pselect.c: Add support for cancellation handling. * sysdeps/posix/open64.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/sigwait.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/accept.S: Likewise. * sysdeps/unix/sysv/linux/connect.S: Likewise. * sysdeps/unix/sysv/linux/llseek.c: Likewise. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysdeps/unix/sysv/linux/msgsnd.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/recv.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/recvmsg.S: Likewise. * sysdeps/unix/sysv/linux/send.S: Likewise. * sysdeps/unix/sysv/linux/sendmsg.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/tcdrain.c: Likewise. * sysdeps/unix/sysv/linux/wait.c: Likewise. * sysdeps/unix/sysv/linux/waitpid.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise. * sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
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}
Update. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * Versions.def (libc): Add GLIBC_2.3.1. (libpthread): Add GLIBC_2.3.1. * include/signal.h: Add libc_hidden_proto for __sigwait, __sigwaitinfo, and __sigtimedwait. * signal/Versions: Add __sigtimedwait, __sigwait, and __sigwaitinfo. * sysdeps/unix/sysv/linux/sigtimedwait.c (__sigtimedwait): Add libc_hidden_def. * sysdeps/unix/sysv/linux/sigwait.c (__sigwait): Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c (__sigwaitinfo): Likewise. * include/sys/msg.h: Declare __libc_msgrcv and __libc_msgsnd. * sysdeps/unix/sysv/linux/msgrcv.c (__msgrcv): Rename to __libc_msgrcv and make old name an alias. * sysdeps/unix/sysv/linux/msgsnd.c (__msgsnd): Rename to __libc_msgsnd and make old name an alias. * sysvipc/Versions (libc) [GLIBC_PRIVATE]: Add __libc_msgrcv and __libc_msgsnd. * include/sys/uio.h: Declare __libc_readv and __libc_writev. * misc/Versions (libc) [GLIBC_PRIVATE]: Add __libc_readv and __libc_writev. * sysdeps/generic/readv.c (__readv): Rename to __libc_readv and make old name an alias. * sysdeps/posix/readv.c: Likewise * sysdeps/unix/sysv/aix/readv.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/generic/writev.c (__writev): Rename to __libc_writev and make old name an alias. * sysdeps/posix/writev.c: Likewise * sysdeps/unix/sysv/aix/writev.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise. * include/sys/wait.h: Declare __waitid. * posix/Versions (libc) [GLIBC_PRIVATE]: Add __waitid. * sysdeps/generic/waitid.c (waitid): Rename to __waitid and make old name an alias. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/aix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/syscalls.list: Add creat syscall. 2002-10-07 Jakub Jelinek <jakub@redhat.com> * include/alloca.h (__libc_use_alloca, __libc_alloca_cutoff): New prototypes. (__MAX_ALLOCA_CUTOFF): Define. Include allocalim.h. * resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname2_r, _nss_dns_gethostbyaddr_r): Use alloca or malloc to allocate host_buffer depending on __libc_use_alloca. * resolv/nss_dns/dns-network.c (_nss_dns_getnetbyname_r, _nss_dns_getnetbyaddr_r): Use alloca or malloc to allocate net_buffer depending on __libc_use_alloca. * resolv/res_query.c (res_nquery): Use alloca or malloc to allocate buf depending on __libc_use_alloca. * resolv/gethnamaddr.c (gethostbyname2, gethostbyaddr): Likewise. * stdio-common/vfprintf.c (vfprintf): Use __libc_use_alloca instead of hardcoded constants. Pass proper size argument to alloca and compute end for wide char version. * stdio-common/printf_fp.c (__printf_fp): Use __libc_use_alloca instead of hardcoded constants. * string/strcoll.c (strcoll): Likewise. * string/strxfrm.c (strxfrm): Likewise. * sysdeps/posix/readv.c (__readv): Likewise. * sysdeps/posix/writev.c (__writev): Likewise. * sysdeps/generic/allocalim.h: New file.
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libc_hidden_def (__sigwait)
weak_alias (__sigwait, sigwait)
strong_alias (__sigwait, __libc_sigwait)