glibc/misc/daemon.c

95 lines
2.8 KiB
C
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1995-02-18 01:27:10 +00:00
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)daemon.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
Update. 2003-04-19 Ulrich Drepper <drepper@redhat.com> * catgets/nl_types.h: Remove __THROW marker from cancellation points. * dirent/dirent.h: Likewise. * dlfcn/dlfcn.h: Likewise. * grp/grp.h: Likewise. * iconv/iconv.h: Likewise. * io/fcntl.h: Likewise. * io/ftw.h: Likewise. * libio/stdio.h: Likewise. * misc/sys/mman.h: Likewise. * misc/sys/select.h: Likewise. * misc/sys/syslog.h: Likewise. * misc/sys/uio.h: Likewise. * posix/spawn.h: Likewise. * posix/unistd.h: Likewise. * posix/sys/wait.h: Likewise. * pwd/pwd.h: Likewise. * resolv/netdb.h: Likewise. * rt/aio.h: Likewise. * shadow/shadow.h: Likewise. * signal/signal.h: Likewise. * socket/sys/socket.h: Likewise. * stdlib/stdlib.h: Likewise. * streams/stropts.h: Likewise. * string/string.h: Likewise. * sysdeps/gnu/utmpx.h: Likewise. * sysvipc/sys/msg.h: Likewise. * termios/termios.h: Likewise. * time/time.h: Likewise. * wcsmbs/wchar.h: Likewise. * iconv/gconv_cache.c: Include <not-cancel.h> and use non-cancelable functions. * misc/daemon.c: Likewise. * sysdeps/generic/backtracesymsfd.c: Likewise. * sysdeps/generic/check_fds.c: Likewise. * sysdeps/unix/sysv/linux/gethostid.c: Likewise. * sysdeps/unix/sysv/linux/not-cancel.h: New file. * sysdeps/generic/not-cancel.h: New file. * csu/Makefile (distribute): Add not-cancel.h. * sysdeps/unix/sysv/linux/fatal-prepare.h: New file. * sysdeps/unix/sysv/linux/Makefile: Define FATAL_PREPARE_INCLUDE for assert.c and assert-perr.c to include <fatal-prepare.h>. * sysdeps/unix/sysv/linux/Dist: Add fatal-prepare.h. * sysdeps/posix/remove.c (remove): Rewrite. No need to restore errno and unlink first. * io/ftw.c (ftw_dir): In all places assume fchdir is available. 2003-04-18 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/libc_fatal.c (__libc_fatal): Use INTERNAL_SYSCALL instead of INLINE_SYSCALL.
2003-04-19 16:57:17 +00:00
#include <errno.h>
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#include <fcntl.h>
#include <paths.h>
#include <unistd.h>
#include <sys/stat.h>
#include <device-nrs.h>
Update. 2003-04-19 Ulrich Drepper <drepper@redhat.com> * catgets/nl_types.h: Remove __THROW marker from cancellation points. * dirent/dirent.h: Likewise. * dlfcn/dlfcn.h: Likewise. * grp/grp.h: Likewise. * iconv/iconv.h: Likewise. * io/fcntl.h: Likewise. * io/ftw.h: Likewise. * libio/stdio.h: Likewise. * misc/sys/mman.h: Likewise. * misc/sys/select.h: Likewise. * misc/sys/syslog.h: Likewise. * misc/sys/uio.h: Likewise. * posix/spawn.h: Likewise. * posix/unistd.h: Likewise. * posix/sys/wait.h: Likewise. * pwd/pwd.h: Likewise. * resolv/netdb.h: Likewise. * rt/aio.h: Likewise. * shadow/shadow.h: Likewise. * signal/signal.h: Likewise. * socket/sys/socket.h: Likewise. * stdlib/stdlib.h: Likewise. * streams/stropts.h: Likewise. * string/string.h: Likewise. * sysdeps/gnu/utmpx.h: Likewise. * sysvipc/sys/msg.h: Likewise. * termios/termios.h: Likewise. * time/time.h: Likewise. * wcsmbs/wchar.h: Likewise. * iconv/gconv_cache.c: Include <not-cancel.h> and use non-cancelable functions. * misc/daemon.c: Likewise. * sysdeps/generic/backtracesymsfd.c: Likewise. * sysdeps/generic/check_fds.c: Likewise. * sysdeps/unix/sysv/linux/gethostid.c: Likewise. * sysdeps/unix/sysv/linux/not-cancel.h: New file. * sysdeps/generic/not-cancel.h: New file. * csu/Makefile (distribute): Add not-cancel.h. * sysdeps/unix/sysv/linux/fatal-prepare.h: New file. * sysdeps/unix/sysv/linux/Makefile: Define FATAL_PREPARE_INCLUDE for assert.c and assert-perr.c to include <fatal-prepare.h>. * sysdeps/unix/sysv/linux/Dist: Add fatal-prepare.h. * sysdeps/posix/remove.c (remove): Rewrite. No need to restore errno and unlink first. * io/ftw.c (ftw_dir): In all places assume fchdir is available. 2003-04-18 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/libc_fatal.c (__libc_fatal): Use INTERNAL_SYSCALL instead of INLINE_SYSCALL.
2003-04-19 16:57:17 +00:00
#include <not-cancel.h>
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int
daemon(nochdir, noclose)
int nochdir, noclose;
{
int fd;
switch (__fork()) {
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case -1:
return (-1);
case 0:
break;
default:
_exit(0);
}
Update. 1998-07-16 10:23 Ulrich Drepper <drepper@cygnus.com> * argp/argp-fmtstream.c: Unify names of used global functions. * argp/argp-help.c: Likewise. * assert/assert-perr.c: Likewise * assert/assert.c: Likewise * dirent/scandir.c: Likewise * dirent/scandir64.c: Likewise * dirent/versionsort.c: Likewise * dirent/versionsort64.c: Likewise * gmon/bb_exit_func.c: Likewise. * gmon/gmon.c: Likewise. * grp/initgroups.c: Likewise. * iconv/gconv_conf.c: Likewise. * inet/getnameinfo.c: Likewise. * inet/getnetgrent_r.c: Likewise. * inet/inet_ntoa.c: Likewise. * inet/rcmd.c: Likewise. * inet/rexec.c: Likewise. * inet/ruserpass.c: Likewise. * io/fts.c: Likewise. * io/ftw.c: Likewise. * io/ftw64.c: Likewise. * io/getdirname.c: Likewise. * io/getwd.c: Likewise. * io/lockf.c: Likewise. * libio/iofdopen.c: Likewise. * libio/iopopen.c: Likewise. * login/utmp_daemon.c: Likewise. * malloc/mtrace.c: Likewise. * malloc/obstack.c * misc/daemon.c: Likewise. * misc/efgcvt_r.c: Likewise. * misc/err.c: Likewise. * misc/error.c: Likewise. * misc/fstab.c: Likewise. * misc/getpass.c: Likewise. * misc/getttyent.c: Likewise. * misc/mntent_r.c: Likewise. * misc/search.h: Likewise. * misc/syslog.c: Likewise. * nscd/nscd_getgr_r.c: Likewise. * nscd/nscd_getpw_r.c: Likewise. * posix/getpgrp.c: Likewise. * posix/wordexp.c: Likewise. * pwd/fgetpwent_r.c: Likewise. * pwd/getpw.c: Likewise. * resolv/herror.c: Likewise. * resolv/res_init.c: Likewise. * shadow/fgetspent_r.c: Likewise. * shadow/lckpwdf.c: Likewise. * signal/sigrelse.c: Likewise. * stdio-common/asprintf.c: Likewise. * stdio-common/dprintf.c: Likewise. * stdio-common/getw.c: Likewise. * stdio-common/putw.c: Likewise. * stdio-common/snprintf.c: Likewise. * stdio-common/sprintf.c: Likewise. * stdio-common/sscanf.c: Likewise. * stdlib/lrand48_r.c: Likewise. * stdlib/mrand48_r.c: Likewise. * string/argz-replace.c: Likewise. * string/envz.c: Likewise. * sunrpc/auth_des.c: Likewise. * sunrpc/auth_unix.c: Likewise. * sunrpc/bindrsvprt.c: Likewise. * sunrpc/clnt_gen.c: Likewise. * sunrpc/clnt_perr.c: Likewise. * sunrpc/clnt_simp.c: Likewise. * sunrpc/clnt_tcp.c: Likewise. * sunrpc/clnt_udp.c: Likewise. * sunrpc/get_myaddr.c: Likewise. * sunrpc/key_call.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/openchild.c: Likewise. * sunrpc/pmap_rmt.c: Likewise. * sunrpc/rpc_dtable.c: Likewise. * sunrpc/rtime.c: Likewise. * sunrpc/svc_run.c: Likewise. * sunrpc/svc_simple.c: Likewise. * sunrpc/svc_tcp.c: Likewise. * sunrpc/svc_udp.c: Likewise. * sunrpc/svcauth_des.c: Likewise. * sunrpc/xdr_array.c: Likewise. * sunrpc/xdr_rec.c: Likewise. * sunrpc/xdr_ref.c: Likewise. * sunrpc/xdr_stdio.c: Likewise. * sysdeps/generic/abort.c: Likewise. * sysdeps/generic/dl-sysdep.c: Likewise. * sysdeps/generic/fstatfs64.c: Likewise. * sysdeps/generic/ftruncate64.c: Likewise. * sysdeps/generic/getrlimit64.c: Likewise. * sysdeps/generic/glob.c: Likewise. * sysdeps/generic/prof-freq.c: Likewise. * sysdeps/generic/putenv.c: Likewise. * sysdeps/generic/statfs64.c: Likewise. * sysdeps/generic/ttyname_r.c: Likewise. * sysdeps/generic/utmp_file.c: Likewise. * sysdeps/generic/vlimit.c: Likewise. * sysdeps/generic/vtimes.c: Likewise. * sysdeps/posix/cuserid.c: Likewise. * sysdeps/posix/euidaccess.c: Likewise. * sysdeps/posix/mkstemp.c: Likewise. * sysdeps/posix/mktemp.c: Likewise. * sysdeps/posix/pread.c: Likewise. * sysdeps/posix/pread64.c: Likewise. * sysdeps/posix/profil.c: Likewise. * sysdeps/posix/pwrite.c: Likewise. * sysdeps/posix/pwrite64.c: Likewise. * sysdeps/posix/sigblock.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/ttyname.c: Likewise. * sysdeps/posix/ttyname_r.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/getlogin_r.c: Likewise. * sysdeps/unix/grantpt.c: Likewise. * sysdeps/unix/rewinddir.c: Likewise. * sysdeps/unix/sysv/linux/gethostid.c: Likewise. * sysdeps/unix/sysv/linux/getpt.c: Likewise. * sysdeps/unix/sysv/linux/if_index.c: Likewise. * sysdeps/unix/sysv/linux/ptsname.c: Likewise. * sysdeps/unix/sysv/linux/sendmsg.c: Likewise. * sysdeps/unix/sysv/linux/statvfs.c: Likewise. * sysdeps/unix/sysv/linux/ttyname.c: Likewise. * sysdeps/unix/sysv/linux/ttyname_r.c: Likewise. * sysdeps/unix/sysv/linux/ulimit.c: Likewise. * sysdeps/unix/sysv/linux/unlockpt.c: Likewise. * sysvipc/sys/shm.h: Likewise. * time/ctime_r.c: Likewise. * time/strptime.c: Likewise. * wcsmbs/mbrlen.c: Likewise. * wcsmbs/wcsdup.c: Likewise. * wcsmbs/wcsxfrm.c: Likewise. * wctype/wcfuncs.c: Likewise. * sysdeps/unix/sysv/linux/i386/socker.S: Change to honor NO_WEAK_ALIAS. * sysdeps/unix/sysv/linux/accept.S: Don't generate __ name. * sysdeps/unix/sysv/linux/bind.S: Likewise. * sysdeps/unix/sysv/linux/getsockname.S: Likewise. * sysdeps/unix/sysv/linux/listen.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/setsockopt.S: Likewise. * grp/fgetgrent_r.c: Use explicit locking of the stream. * elf/Makefile (rtld-routines): Add dl-environ. * sysdeps/generic/dl-environ.c: New file. * libio/Makefile [REENTRANT] (routines): Add iofputs_u. * libio/Versions: Add fputs_unlocked. * libio/iofputs_u.c: New file. * libio/stdio.h: Add prototype for fputs_unlocked. * sunrpc/rpc/auth.h: Use __PMT instead of __P in type definitions. * sunrpc/rpc/clnt.h: Likewise. * sunrpc/rpc/pmap_clnt.h: Likewise. * sunrpc/rpc/svc.h: Likewise. * sunrpc/rpc/xdr.h: Likewise. * sysdeps/i386/memchr.S: Correct for more strict gas. * sysdeps/i386/fpu/bits/mathinline.h: Likewise. * sysdeps/libm-i387/i686/s_fdim.S: Likewise. * sysdeps/libm-i387/i686/s_fdimf.S: Likewise. * sysdeps/libm-i387/i686/s_fdiml.S: Likewise. 1998-07-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * configure.in: Change message for binutils version from 2.8.1.0.17->2.8.1.0.23. 1998-07-15 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.h: Define LOC. Patch by John Tobey <jtobey@banta-im.com>.
1998-07-16 11:44:36 +00:00
if (__setsid() == -1)
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return (-1);
if (!nochdir)
Update. 1998-07-16 10:23 Ulrich Drepper <drepper@cygnus.com> * argp/argp-fmtstream.c: Unify names of used global functions. * argp/argp-help.c: Likewise. * assert/assert-perr.c: Likewise * assert/assert.c: Likewise * dirent/scandir.c: Likewise * dirent/scandir64.c: Likewise * dirent/versionsort.c: Likewise * dirent/versionsort64.c: Likewise * gmon/bb_exit_func.c: Likewise. * gmon/gmon.c: Likewise. * grp/initgroups.c: Likewise. * iconv/gconv_conf.c: Likewise. * inet/getnameinfo.c: Likewise. * inet/getnetgrent_r.c: Likewise. * inet/inet_ntoa.c: Likewise. * inet/rcmd.c: Likewise. * inet/rexec.c: Likewise. * inet/ruserpass.c: Likewise. * io/fts.c: Likewise. * io/ftw.c: Likewise. * io/ftw64.c: Likewise. * io/getdirname.c: Likewise. * io/getwd.c: Likewise. * io/lockf.c: Likewise. * libio/iofdopen.c: Likewise. * libio/iopopen.c: Likewise. * login/utmp_daemon.c: Likewise. * malloc/mtrace.c: Likewise. * malloc/obstack.c * misc/daemon.c: Likewise. * misc/efgcvt_r.c: Likewise. * misc/err.c: Likewise. * misc/error.c: Likewise. * misc/fstab.c: Likewise. * misc/getpass.c: Likewise. * misc/getttyent.c: Likewise. * misc/mntent_r.c: Likewise. * misc/search.h: Likewise. * misc/syslog.c: Likewise. * nscd/nscd_getgr_r.c: Likewise. * nscd/nscd_getpw_r.c: Likewise. * posix/getpgrp.c: Likewise. * posix/wordexp.c: Likewise. * pwd/fgetpwent_r.c: Likewise. * pwd/getpw.c: Likewise. * resolv/herror.c: Likewise. * resolv/res_init.c: Likewise. * shadow/fgetspent_r.c: Likewise. * shadow/lckpwdf.c: Likewise. * signal/sigrelse.c: Likewise. * stdio-common/asprintf.c: Likewise. * stdio-common/dprintf.c: Likewise. * stdio-common/getw.c: Likewise. * stdio-common/putw.c: Likewise. * stdio-common/snprintf.c: Likewise. * stdio-common/sprintf.c: Likewise. * stdio-common/sscanf.c: Likewise. * stdlib/lrand48_r.c: Likewise. * stdlib/mrand48_r.c: Likewise. * string/argz-replace.c: Likewise. * string/envz.c: Likewise. * sunrpc/auth_des.c: Likewise. * sunrpc/auth_unix.c: Likewise. * sunrpc/bindrsvprt.c: Likewise. * sunrpc/clnt_gen.c: Likewise. * sunrpc/clnt_perr.c: Likewise. * sunrpc/clnt_simp.c: Likewise. * sunrpc/clnt_tcp.c: Likewise. * sunrpc/clnt_udp.c: Likewise. * sunrpc/get_myaddr.c: Likewise. * sunrpc/key_call.c: Likewise. * sunrpc/netname.c: Likewise. * sunrpc/openchild.c: Likewise. * sunrpc/pmap_rmt.c: Likewise. * sunrpc/rpc_dtable.c: Likewise. * sunrpc/rtime.c: Likewise. * sunrpc/svc_run.c: Likewise. * sunrpc/svc_simple.c: Likewise. * sunrpc/svc_tcp.c: Likewise. * sunrpc/svc_udp.c: Likewise. * sunrpc/svcauth_des.c: Likewise. * sunrpc/xdr_array.c: Likewise. * sunrpc/xdr_rec.c: Likewise. * sunrpc/xdr_ref.c: Likewise. * sunrpc/xdr_stdio.c: Likewise. * sysdeps/generic/abort.c: Likewise. * sysdeps/generic/dl-sysdep.c: Likewise. * sysdeps/generic/fstatfs64.c: Likewise. * sysdeps/generic/ftruncate64.c: Likewise. * sysdeps/generic/getrlimit64.c: Likewise. * sysdeps/generic/glob.c: Likewise. * sysdeps/generic/prof-freq.c: Likewise. * sysdeps/generic/putenv.c: Likewise. * sysdeps/generic/statfs64.c: Likewise. * sysdeps/generic/ttyname_r.c: Likewise. * sysdeps/generic/utmp_file.c: Likewise. * sysdeps/generic/vlimit.c: Likewise. * sysdeps/generic/vtimes.c: Likewise. * sysdeps/posix/cuserid.c: Likewise. * sysdeps/posix/euidaccess.c: Likewise. * sysdeps/posix/mkstemp.c: Likewise. * sysdeps/posix/mktemp.c: Likewise. * sysdeps/posix/pread.c: Likewise. * sysdeps/posix/pread64.c: Likewise. * sysdeps/posix/profil.c: Likewise. * sysdeps/posix/pwrite.c: Likewise. * sysdeps/posix/pwrite64.c: Likewise. * sysdeps/posix/sigblock.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/ttyname.c: Likewise. * sysdeps/posix/ttyname_r.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/getlogin_r.c: Likewise. * sysdeps/unix/grantpt.c: Likewise. * sysdeps/unix/rewinddir.c: Likewise. * sysdeps/unix/sysv/linux/gethostid.c: Likewise. * sysdeps/unix/sysv/linux/getpt.c: Likewise. * sysdeps/unix/sysv/linux/if_index.c: Likewise. * sysdeps/unix/sysv/linux/ptsname.c: Likewise. * sysdeps/unix/sysv/linux/sendmsg.c: Likewise. * sysdeps/unix/sysv/linux/statvfs.c: Likewise. * sysdeps/unix/sysv/linux/ttyname.c: Likewise. * sysdeps/unix/sysv/linux/ttyname_r.c: Likewise. * sysdeps/unix/sysv/linux/ulimit.c: Likewise. * sysdeps/unix/sysv/linux/unlockpt.c: Likewise. * sysvipc/sys/shm.h: Likewise. * time/ctime_r.c: Likewise. * time/strptime.c: Likewise. * wcsmbs/mbrlen.c: Likewise. * wcsmbs/wcsdup.c: Likewise. * wcsmbs/wcsxfrm.c: Likewise. * wctype/wcfuncs.c: Likewise. * sysdeps/unix/sysv/linux/i386/socker.S: Change to honor NO_WEAK_ALIAS. * sysdeps/unix/sysv/linux/accept.S: Don't generate __ name. * sysdeps/unix/sysv/linux/bind.S: Likewise. * sysdeps/unix/sysv/linux/getsockname.S: Likewise. * sysdeps/unix/sysv/linux/listen.S: Likewise. * sysdeps/unix/sysv/linux/recvfrom.S: Likewise. * sysdeps/unix/sysv/linux/sendto.S: Likewise. * sysdeps/unix/sysv/linux/setsockopt.S: Likewise. * grp/fgetgrent_r.c: Use explicit locking of the stream. * elf/Makefile (rtld-routines): Add dl-environ. * sysdeps/generic/dl-environ.c: New file. * libio/Makefile [REENTRANT] (routines): Add iofputs_u. * libio/Versions: Add fputs_unlocked. * libio/iofputs_u.c: New file. * libio/stdio.h: Add prototype for fputs_unlocked. * sunrpc/rpc/auth.h: Use __PMT instead of __P in type definitions. * sunrpc/rpc/clnt.h: Likewise. * sunrpc/rpc/pmap_clnt.h: Likewise. * sunrpc/rpc/svc.h: Likewise. * sunrpc/rpc/xdr.h: Likewise. * sysdeps/i386/memchr.S: Correct for more strict gas. * sysdeps/i386/fpu/bits/mathinline.h: Likewise. * sysdeps/libm-i387/i686/s_fdim.S: Likewise. * sysdeps/libm-i387/i686/s_fdimf.S: Likewise. * sysdeps/libm-i387/i686/s_fdiml.S: Likewise. 1998-07-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * configure.in: Change message for binutils version from 2.8.1.0.17->2.8.1.0.23. 1998-07-15 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.h: Define LOC. Patch by John Tobey <jtobey@banta-im.com>.
1998-07-16 11:44:36 +00:00
(void)__chdir("/");
1995-02-18 01:27:10 +00:00
if (!noclose) {
struct stat64 st;
if ((fd = open_not_cancel(_PATH_DEVNULL, O_RDWR, 0)) != -1
&& (__builtin_expect (__fxstat64 (_STAT_VER, fd, &st), 0)
== 0)) {
if (__builtin_expect (S_ISCHR (st.st_mode), 1) != 0
#if defined DEV_NULL_MAJOR && defined DEV_NULL_MINOR
&& (st.st_rdev
== makedev (DEV_NULL_MAJOR, DEV_NULL_MINOR))
#endif
) {
(void)__dup2(fd, STDIN_FILENO);
(void)__dup2(fd, STDOUT_FILENO);
(void)__dup2(fd, STDERR_FILENO);
if (fd > 2)
(void)__close (fd);
} else {
/* We must set an errno value since no
function call actually failed. */
close_not_cancel_no_status (fd);
__set_errno (ENODEV);
return -1;
}
} else {
Update. 2003-04-19 Ulrich Drepper <drepper@redhat.com> * catgets/nl_types.h: Remove __THROW marker from cancellation points. * dirent/dirent.h: Likewise. * dlfcn/dlfcn.h: Likewise. * grp/grp.h: Likewise. * iconv/iconv.h: Likewise. * io/fcntl.h: Likewise. * io/ftw.h: Likewise. * libio/stdio.h: Likewise. * misc/sys/mman.h: Likewise. * misc/sys/select.h: Likewise. * misc/sys/syslog.h: Likewise. * misc/sys/uio.h: Likewise. * posix/spawn.h: Likewise. * posix/unistd.h: Likewise. * posix/sys/wait.h: Likewise. * pwd/pwd.h: Likewise. * resolv/netdb.h: Likewise. * rt/aio.h: Likewise. * shadow/shadow.h: Likewise. * signal/signal.h: Likewise. * socket/sys/socket.h: Likewise. * stdlib/stdlib.h: Likewise. * streams/stropts.h: Likewise. * string/string.h: Likewise. * sysdeps/gnu/utmpx.h: Likewise. * sysvipc/sys/msg.h: Likewise. * termios/termios.h: Likewise. * time/time.h: Likewise. * wcsmbs/wchar.h: Likewise. * iconv/gconv_cache.c: Include <not-cancel.h> and use non-cancelable functions. * misc/daemon.c: Likewise. * sysdeps/generic/backtracesymsfd.c: Likewise. * sysdeps/generic/check_fds.c: Likewise. * sysdeps/unix/sysv/linux/gethostid.c: Likewise. * sysdeps/unix/sysv/linux/not-cancel.h: New file. * sysdeps/generic/not-cancel.h: New file. * csu/Makefile (distribute): Add not-cancel.h. * sysdeps/unix/sysv/linux/fatal-prepare.h: New file. * sysdeps/unix/sysv/linux/Makefile: Define FATAL_PREPARE_INCLUDE for assert.c and assert-perr.c to include <fatal-prepare.h>. * sysdeps/unix/sysv/linux/Dist: Add fatal-prepare.h. * sysdeps/posix/remove.c (remove): Rewrite. No need to restore errno and unlink first. * io/ftw.c (ftw_dir): In all places assume fchdir is available. 2003-04-18 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/libc_fatal.c (__libc_fatal): Use INTERNAL_SYSCALL instead of INLINE_SYSCALL.
2003-04-19 16:57:17 +00:00
close_not_cancel_no_status (fd);
return -1;
}
1995-02-18 01:27:10 +00:00
}
return (0);
}