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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 /htl/lockfile.c | |
parent | 04ac1241a4cd004872282c2c82ec37fa33925292 (diff) | |
parent | 82dd75a7f436a19047325d62182590c9f9e23a78 (diff) |
Merge branch 't/tls' into refs/top-bases/t/tls-threadvar
Diffstat (limited to 'htl/lockfile.c')
-rw-r--r-- | htl/lockfile.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/htl/lockfile.c b/htl/lockfile.c new file mode 100644 index 0000000000..1d0ab88b13 --- /dev/null +++ b/htl/lockfile.c @@ -0,0 +1,60 @@ +/* lockfile - Handle locking and unlocking of streams. Hurd pthread version. + Copyright (C) 2000-2018 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 <cthreads.h> +#include <pthread.h> /* Must come before <stdio.h>! */ +#include <stdio.h> + +void +_cthreads_flockfile (FILE *fp) +{ + _IO_lock_lock (*fp->_lock); +} + +void +_cthreads_funlockfile (FILE *fp) +{ + _IO_lock_unlock (*fp->_lock); +} + +int +_cthreads_ftrylockfile (FILE *fp) +{ + return __libc_lock_trylock_recursive (*fp->_lock); +} + +#undef _IO_flockfile +#undef _IO_funlockfile +#undef _IO_ftrylockfile +#undef flockfile +#undef funlockfile +#undef ftrylockfile + +void _IO_flockfile (FILE *) + __attribute__ ((alias ("_cthreads_flockfile"))); +void _IO_funlockfile (FILE *) + __attribute__ ((alias ("_cthreads_funlockfile"))); +int _IO_ftrylockfile (FILE *) + __attribute__ ((alias ("_cthreads_ftrylockfile"))); + +void flockfile (FILE *) + __attribute__ ((weak, alias ("_cthreads_flockfile"))); +void funlockfile (FILE *) + __attribute__ ((weak, alias ("_cthreads_funlockfile"))); +int ftrylockfile (FILE *) + __attribute__ ((weak, alias ("_cthreads_ftrylockfile"))); |