/* 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 <sys/syscall.h> #undef INLINE_SYSCALL #define INLINE_SYSCALL(func, numargs, args...) syscall(__NR_ ## func, args) /* Uncancelable open. */ #define open_not_cancel(name, flags, mode) \ INLINE_SYSCALL (open, 3, (const char *) (name), (flags), (mode)) #define open_not_cancel_2(name, flags) \ INLINE_SYSCALL (open, 2, (const char *) (name), (flags)) /* Uncancelable close. */ #define close_not_cancel(fd) \ INLINE_SYSCALL (close, 1, fd) #define close_not_cancel_no_status(fd) \ (void) ({ INTERNAL_SYSCALL_DECL (err); \ INTERNAL_SYSCALL (close, err, 1, (fd)); }) /* Uncancelable read. */ #define read_not_cancel(fd, buf, n) \ INLINE_SYSCALL (read, 3, (fd), (buf), (n)) /* Uncancelable write. */ #define write_not_cancel(fd, buf, n) \ INLINE_SYSCALL (write, 3, (fd), (buf), (n)) /* Uncancelable writev. */ #define writev_not_cancel_no_status(fd, iov, n) \ (void) ({ INTERNAL_SYSCALL_DECL (err); \ INTERNAL_SYSCALL (writev, err, 3, (fd), (iov), (n)); }) /* Uncancelable fcntl. */ #define fcntl_not_cancel(fd, cmd, val) \ __fcntl_nocancel (fd, cmd, val) /* Uncancelable waitpid. */ #ifdef __NR_waitpid # define waitpid_not_cancel(pid, stat_loc, options) \ INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options) #else # define waitpid_not_cancel(pid, stat_loc, options) \ INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL) #endif