diff options
Diffstat (limited to 'sysdeps/mach/hurd/htl/pt-mutex-init.c')
-rw-r--r-- | sysdeps/mach/hurd/htl/pt-mutex-init.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/htl/pt-mutex-init.c b/sysdeps/mach/hurd/htl/pt-mutex-init.c new file mode 100644 index 0000000000..687a4c0e67 --- /dev/null +++ b/sysdeps/mach/hurd/htl/pt-mutex-init.c @@ -0,0 +1,57 @@ +/* pthread_mutex_init. Hurd version. + Copyright (C) 2016-2018 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 <pthread.h> +#include <stdlib.h> +#include <assert.h> +#include <pt-internal.h> +#include <pthreadP.h> +#include "pt-mutex.h" +#include <hurdlock.h> + +static const pthread_mutexattr_t dfl_attr = { + .__prioceiling = 0, + .__protocol = PTHREAD_PRIO_NONE, + .__pshared = PTHREAD_PROCESS_PRIVATE, + .__mutex_type = __PTHREAD_MUTEX_TIMED +}; + +int +_pthread_mutex_init (pthread_mutex_t *mtxp, const pthread_mutexattr_t *attrp) +{ + if (attrp == NULL) + attrp = &dfl_attr; + + mtxp->__flags = (attrp->__pshared == PTHREAD_PROCESS_SHARED ? + GSYNC_SHARED : 0) | ((attrp-> + __prioceiling & PTHREAD_MUTEX_ROBUST) ? + PTHREAD_MUTEX_ROBUST : 0); + + mtxp->__type = attrp->__mutex_type + + (attrp->__mutex_type != __PTHREAD_MUTEX_TIMED); + + mtxp->__owner_id = 0; + mtxp->__shpid = 0; + mtxp->__cnt = 0; + mtxp->__lock = 0; + + return 0; +} + +strong_alias (_pthread_mutex_init, pthread_mutex_init) +hidden_def (_pthread_mutex_init) |