diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/not-cancel.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/not-cancel.h | 54 |
1 files changed, 54 insertions, 0 deletions
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 <drepper@redhat.com>, 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 <sysdep.h> + +/* 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 |