/usr/share/pyshared/rtai_sem.py is in python-rtai 3.9.1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | # Copyright (C) 2008 Paolo Mantegazza <mantegazza@aero.polimi.it>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
from rtai_def import *
# semaphores
PRIO_Q = 0
FIFO_Q = 4
RES_Q = 3
BIN_SEM = 1
CNT_SEM = 2
RES_SEM = 3
RESEM_RECURS = 1
RESEM_BINSEM = 0
RESEM_CHEKWT = -1
RT_POLL_MBX_RECV = 1
RT_POLL_MBX_SEND = 2
class rt_poll_s(Structure) :
_fields_ = [("what", c_void_p),
("forwhat", c_ulong)]
rtai.rt_typed_sem_init.argtypes = [c_ulong, c_int, c_int]
rtai.rt_typed_sem_init.restype = c_void_p
rt_typed_sem_init = rtai.rt_typed_sem_init
def rt_sem_init(name, value) :
return rt_typed_sem_init(name, value, CNT_SEM);x
def rt_named_sem_init(sem_name, value) :
return rt_typed_named_sem_init(sem_name, value, CNT_SEM)
rtai.rt_sem_delete.argtypes = [c_void_p]
rt_sem_delete = rtai.rt_sem_delete
rtai.rt_typed_named_sem_init.argtypes = [c_void_p, c_int, c_int]
rtai.rt_typed_named_sem_init.restype = c_void_p
rtai.rt_named_sem_delete.argtypes = [c_void_p]
rt_named_sem_delete = rtai.rt_named_sem_delete
rtai.rt_sem_signal.argtypes = [c_void_p]
rt_sem_signal = rtai.rt_sem_signal
rtai.rt_sem_broadcast.argtypes = [c_void_p]
rt_sem_broadcast = rtai.rt_sem_broadcast
rtai.rt_sem_wait.argtypes = [c_void_p]
rt_sem_wait = rtai.rt_sem_wait
rtai.rt_sem_wait_if.argtypes = [c_void_p]
rt_sem_wait_if = rtai.rt_sem_wait_if
rtai.rt_sem_wait_until.argtypes = [c_void_p, c_longlong]
rt_sem_wait_until = rtai.rt_sem_wait_until
rtai.rt_sem_wait_timed.argtypes = [c_void_p, c_longlong]
rt_sem_wait_timed = rtai.rt_sem_wait_timed
rtai.rt_sem_wait_barrier.argtypes = [c_void_p]
rt_sem_wait_barrier = rtai.rt_sem_wait_barrier
rtai.rt_sem_count.argtypes = [c_void_p]
rt_sem_count = rtai.rt_sem_count
def rt_cond_init(name) :
return rt_typed_sem_init(name, 0, BIN_SEM)
def rt_cond_delete(cnd) :
return rt_sem_delete(cnd)
def rt_cond_destroy(cnd) :
return rt_sem_delete(cnd)
def rt_cond_broadcast(cnd) :
return rt_sem_broadcast(cnd)
def rt_cond_timedwait(cnd, mtx, time) :
return rt_cond_wait_until(cnd, mtx, time)
rtai.rt_cond_signal.argtypes = [c_void_p]
rt_cond_signal = rtai.rt_cond_signal
rtai.rt_cond_wait.argtypes = [c_void_p, c_void_p]
rt_cond_wait = rtai.rt_cond_wait
rtai.rt_cond_wait_until.argtypes = [c_void_p, c_void_p, c_longlong]
rt_cond_wait_until = rtai.rt_cond_wait_until
rtai.rt_cond_wait_timed.argtypes = [c_void_p, c_void_p, c_longlong]
rt_cond_wait_timed = rtai.rt_cond_wait_timed
rtai.rt_poll.argtypes = [c_void_p, c_ulong, c_longlong]
rt_poll = rtai.rt_poll
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