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-rw-r--r--scripts/external_libs/zmq/backend/cython/checkrc.pxd23
1 files changed, 23 insertions, 0 deletions
diff --git a/scripts/external_libs/zmq/backend/cython/checkrc.pxd b/scripts/external_libs/zmq/backend/cython/checkrc.pxd
new file mode 100644
index 00000000..3bf69fc3
--- /dev/null
+++ b/scripts/external_libs/zmq/backend/cython/checkrc.pxd
@@ -0,0 +1,23 @@
+from libc.errno cimport EINTR, EAGAIN
+from cpython cimport PyErr_CheckSignals
+from libzmq cimport zmq_errno, ZMQ_ETERM
+
+cdef inline int _check_rc(int rc) except -1:
+ """internal utility for checking zmq return condition
+
+ and raising the appropriate Exception class
+ """
+ cdef int errno = zmq_errno()
+ PyErr_CheckSignals()
+ if rc < 0:
+ if errno == EAGAIN:
+ from zmq.error import Again
+ raise Again(errno)
+ elif errno == ZMQ_ETERM:
+ from zmq.error import ContextTerminated
+ raise ContextTerminated(errno)
+ else:
+ from zmq.error import ZMQError
+ raise ZMQError(errno)
+ # return -1
+ return 0