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4cafcd839f
and add _nocancel variants. * sysdeps/mach/hurd/Makefile [io] (sysdep_routines): Add open_nocancel openat_nocancel. * sysdeps/mach/hurd/Versions (libc.GLIBC_PRIVATE, ld.GLIBC_PRIVATE): Add __open_nocancel. * sysdeps/mach/hurd/dl-sysdep.c (__open_nocancel): Add alias, check it is not hidden. * sysdeps/mach/hurd/i386/localplt.data (__open_nocancel): Allow PLT. * sysdeps/mach/hurd/not-cancel.h (__open_nocancel, __openat_nocancel: Replace macros with declarations with hidden proto. (__open64_nocancel, __openat64_nocancel): Call __open_nocancel and __openat_nocancel instead of __open64 and __openat64. * sysdeps/mach/hurd/open.c: Include <sysdep-cancel.h> (__libc_open): Surround __file_name_lookup with enabling async cancel. * sysdeps/mach/hurd/openat.c: Likewise. * sysdeps/mach/hurd/open_nocancel.c, sysdeps/mach/hurd/openat_nocancel.c: New files.
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <fcntl.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <hurd.h>
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#include <hurd/fd.h>
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#include <sysdep-cancel.h>
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/* Open FILE with access OFLAG. If O_CREAT or O_TMPFILE is in OFLAG,
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a third argument is the file protection. */
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int
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__libc_open (const char *file, int oflag, ...)
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{
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mode_t mode;
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io_t port;
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int cancel_oldtype;
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if (__OPEN_NEEDS_MODE (oflag))
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{
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va_list arg;
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va_start (arg, oflag);
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mode = va_arg (arg, mode_t);
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va_end (arg);
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}
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else
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mode = 0;
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cancel_oldtype = LIBC_CANCEL_ASYNC();
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port = __file_name_lookup (file, oflag, mode);
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LIBC_CANCEL_RESET (cancel_oldtype);
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if (port == MACH_PORT_NULL)
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return -1;
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return _hurd_intern_fd (port, oflag, 1);
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}
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libc_hidden_def (__libc_open)
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weak_alias (__libc_open, __open)
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libc_hidden_weak (__open)
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weak_alias (__libc_open, open)
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/* open64 is just the same as open for us. */
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weak_alias (__libc_open, __libc_open64)
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weak_alias (__libc_open, __open64)
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libc_hidden_weak (__open64)
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weak_alias (__libc_open, open64)
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