Python ctypes.set_errno() Examples

The following are 15 code examples of ctypes.set_errno(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module ctypes , or try the search function .
Example #1
Source File: backend_ctypes.py    From bioforum with MIT License 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #2
Source File: backend_ctypes.py    From oss-ftp with MIT License 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #3
Source File: backend_ctypes.py    From Safejumper-for-Desktop with GNU General Public License v2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #4
Source File: backend_ctypes.py    From SwiftKitten with MIT License 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #5
Source File: backend_ctypes.py    From teleport with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #6
Source File: backend_ctypes.py    From teleport with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #7
Source File: backend_ctypes.py    From learn_python3_spider with MIT License 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #8
Source File: backend_ctypes.py    From learn_python3_spider with MIT License 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #9
Source File: backend_ctypes.py    From scalyr-agent-2 with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #10
Source File: backend_ctypes.py    From quickstart-git2s3 with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #11
Source File: backend_ctypes.py    From quickstart-git2s3 with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #12
Source File: backend_ctypes.py    From odoo13-x64 with GNU General Public License v3.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #13
Source File: backend_ctypes.py    From quickstart-redhat-openshift with Apache License 2.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #14
Source File: backend_ctypes.py    From odoo12-x64 with GNU General Public License v3.0 5 votes vote down vote up 
def set_errno(self, value):
        ctypes.set_errno(value)
Example #15
Source File: semlock.py    From loky with BSD 3-Clause "New" or "Revised" License 4 votes vote down vote up 
def _sem_timedwait(handle, timeout):
    t_start = time.time()
    if sys.platform != "darwin":
        sec = int(timeout)
        tv_sec = int(t_start)
        nsec = int(1e9 * (timeout - sec) + .5)
        tv_nsec = int(1e9 * (t_start - tv_sec) + .5)
        deadline = timespec(sec+tv_sec, nsec+tv_nsec)
        deadline.tv_sec += int(deadline.tv_nsec / 1000000000)
        deadline.tv_nsec %= 1000000000
        return pthread.sem_timedwait(handle, ctypes.pointer(deadline))

    # PERFORMANCE WARNING
    # No sem_timedwait on OSX so we implement our own method. This method can
    # degrade performances has the wait can have a latency up to 20 msecs
    deadline = t_start + timeout
    delay = 0
    now = time.time()
    while True:
        # Poll the sem file
        res = pthread.sem_trywait(handle)
        if res == 0:
            return 0
        else:
            e = ctypes.get_errno()
            if e != errno.EAGAIN:
                raiseFromErrno()

        # check for timeout
        now = time.time()
        if now > deadline:
            ctypes.set_errno(errno.ETIMEDOUT)
            return -1

        # calculate how much time left and check the delay is not too long
        # -- maximum is 20 msecs
        difference = (deadline - now)
        delay = min(delay, 20e-3, difference)

        # Sleep and increase delay
        time.sleep(delay)
        delay += 1e-3