From 2c008571c3ad156479307b7e23185ae566b5776a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 19 Apr 2003 16:57:17 +0000 Subject: Update. 2003-04-19 Ulrich Drepper * 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 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 . * 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 * sysdeps/unix/sysv/linux/libc_fatal.c (__libc_fatal): Use INTERNAL_SYSCALL instead of INLINE_SYSCALL. --- sysdeps/unix/sysv/linux/not-cancel.h | 54 ++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/not-cancel.h (limited to 'sysdeps/unix/sysv/linux/not-cancel.h') diff --git a/sysdeps/unix/sysv/linux/not-cancel.h b/sysdeps/unix/sysv/linux/not-cancel.h new file mode 100644 index 0000000000..e2cb3b24a1 --- /dev/null +++ b/sysdeps/unix/sysv/linux/not-cancel.h @@ -0,0 +1,54 @@ +/* Uncancelable versions of cancelable interfaces. Linux version. + Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2003. + + 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 + +/* Uncancelable open. */ +#ifdef INLINE_SYSCALL +# define open_not_cancel(name, flags, mode...) \ + ({ int _mode = (0, ##mode); \ + INLINE_SYSCALL (open, 3, name, flags, _mode); }) +#endif + +/* Uncancelable close. */ +#ifdef INLINE_SYSCALL +# define close_not_cancel_no_status(fd) \ + (void) ({ INTERNAL_SYSCALL_DECL (err); \ + INTERNAL_SYSCALL (close, err, 1, fd); }) +#endif + +/* Uncancelable read. */ +#ifdef INLINE_SYSCALL +# define read_not_cancel(fd, buf, n) \ + INLINE_SYSCALL (read, 3, fd, buf, n) +#endif + +/* Uncancelable write. */ +#ifdef INLINE_SYSCALL +# define write_not_cancel(fd, buf, n) \ + INLINE_SYSCALL (write, 3, fd, buf, n) +#endif + +/* Uncancelable writev. */ +#ifdef INLINE_SYSCALL +# define writev_not_cancel_no_status(fd, iov, n) \ + (void) ({ INTERNAL_SYSCALL_DECL (err); \ + INTERNAL_SYSCALL (writev, err, 3, fd, iov, n); }) +#endif -- cgit 1.4.1