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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 16:29:38 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 16:29:38 +0000 |
commit | 7c7d34a16f08f84427b3f617313d9633423ad5eb (patch) | |
tree | 2c1ac6a7e6b47a49228b905f12b3604dfa4d1dc3 /htl/lockfile.c | |
parent | 6772d640a4f4874166a61f1859e1660a2913a89d (diff) | |
parent | 963c37d5c0eb62b38f8764b23931c0dcdd497a13 (diff) |
Merge commit 'refs/top-bases/t/hurdsig-fixes' into t/hurdsig-fixes
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"))); |