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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 18:12:39 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 18:33:14 +0000 |
commit | cd94860c56f8a463b93f2d7ec0c588a0259884fc (patch) | |
tree | 7410bbcbf5497d9de144f5e61dc4e4a30ee9b705 /sysdeps/mach | |
parent | db12905d1db0d73d3399feaeb569119cefd24922 (diff) | |
download | glibc-cd94860c56f8a463b93f2d7ec0c588a0259884fc.zip glibc-cd94860c56f8a463b93f2d7ec0c588a0259884fc.tar.gz glibc-cd94860c56f8a463b93f2d7ec0c588a0259884fc.tar.bz2 |
htl: Report missing mutex lock on pthread_cond_*wait
Diffstat (limited to 'sysdeps/mach')
-rw-r--r-- | sysdeps/mach/hurd/htl/pt-mutex-checklocked.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/htl/pt-mutex-checklocked.c b/sysdeps/mach/hurd/htl/pt-mutex-checklocked.c new file mode 100644 index 0000000..dea580f --- /dev/null +++ b/sysdeps/mach/hurd/htl/pt-mutex-checklocked.c @@ -0,0 +1,51 @@ +/* __pthread_mutex_checklocked. Hurd version. + Copyright (C) 2016-2020 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 + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdlib.h> +#include <assert.h> +#include <pt-internal.h> +#include "pt-mutex.h" +#include <hurdlock.h> + +int +__pthread_mutex_checklocked (pthread_mutex_t *mtxp) +{ + int ret = 0; + + switch (MTX_TYPE (mtxp)) + { + case PT_MTX_NORMAL: + break; + + case PT_MTX_RECURSIVE: + case PT_MTX_ERRORCHECK: + case PT_MTX_NORMAL | PTHREAD_MUTEX_ROBUST: + case PT_MTX_RECURSIVE | PTHREAD_MUTEX_ROBUST: + case PT_MTX_ERRORCHECK | PTHREAD_MUTEX_ROBUST: + if (!mtx_owned_p (mtxp, _pthread_self (), mtxp->__flags)) + ret = EPERM; + break; + + default: + ret = EINVAL; + break; + } + + return ret; +} |