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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 19:01:57 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 19:01:57 +0000 |
commit | cab56836b146bc129f1ad43f0393d95a9deca63a (patch) | |
tree | 4f4e655319bbac78fca170da05275c127429b460 /sysdeps/unix/sysv/linux/openat64_nocancel.c | |
parent | 04ac1241a4cd004872282c2c82ec37fa33925292 (diff) | |
parent | 82dd75a7f436a19047325d62182590c9f9e23a78 (diff) |
Merge branch 't/tls' into refs/top-bases/t/tls-threadvar
Diffstat (limited to 'sysdeps/unix/sysv/linux/openat64_nocancel.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/openat64_nocancel.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/openat64_nocancel.c b/sysdeps/unix/sysv/linux/openat64_nocancel.c new file mode 100644 index 0000000000..f3facc3b72 --- /dev/null +++ b/sysdeps/unix/sysv/linux/openat64_nocancel.c @@ -0,0 +1,51 @@ +/* Linux openat syscall implementation, LFS, non-cancellable. + Copyright (C) 2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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, see + <http://www.gnu.org/licenses/>. */ + +#include <fcntl.h> +#include <stdarg.h> + +#include <sysdep-cancel.h> +#include <not-cancel.h> + +#ifdef __OFF_T_MATCHES_OFF64_T +# define EXTRA_OPEN_FLAGS 0 +#else +# define EXTRA_OPEN_FLAGS O_LARGEFILE +#endif + +int +__openat64_nocancel (int fd, const char *file, int oflag, ...) +{ + mode_t mode = 0; + if (__OPEN_NEEDS_MODE (oflag)) + { + va_list arg; + va_start (arg, oflag); + mode = va_arg (arg, mode_t); + va_end (arg); + } + + return INLINE_SYSCALL_CALL (openat, fd, file, oflag | EXTRA_OPEN_FLAGS, + mode); +} +hidden_def (__openat64_nocancel) + +#ifdef __OFF_T_MATCHES_OFF64_T +strong_alias (__openat64_nocancel, __openat_nocancel) +hidden_def (__openat_nocancel) +#endif |