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authorMartin Sustrik <sustrik@250bpm.com>2010-03-13 14:40:10 +0100
committerMartin Sustrik <sustrik@250bpm.com>2010-03-13 14:40:10 +0100
commit61ad236e9543a569fe066872a5fda4fa40ea7591 (patch)
tree7b31a4611a29979692a59fc7e0464451bddc4df3
parentc42343d3f027248514344aec9e3814dfe1047d59 (diff)
ZMQ_NOFLUSH and zmq_flush obsoleted
-rw-r--r--doc/Makefile.am2
-rw-r--r--doc/zmq.txt1
-rw-r--r--doc/zmq_flush.txt55
-rw-r--r--doc/zmq_send.txt8
-rw-r--r--doc/zmq_socket.txt1
-rw-r--r--include/zmq.hpp7
-rw-r--r--src/downstream.cpp10
-rw-r--r--src/downstream.hpp1
-rw-r--r--src/lb.cpp3
-rw-r--r--src/p2p.cpp10
-rw-r--r--src/p2p.hpp1
-rw-r--r--src/pub.cpp17
-rw-r--r--src/pub.hpp1
-rw-r--r--src/rep.cpp6
-rw-r--r--src/rep.hpp1
-rw-r--r--src/req.cpp6
-rw-r--r--src/req.hpp1
-rw-r--r--src/socket_base.cpp5
-rw-r--r--src/socket_base.hpp2
-rw-r--r--src/sub.cpp6
-rw-r--r--src/sub.hpp1
-rw-r--r--src/upstream.cpp6
-rw-r--r--src/upstream.hpp1
-rw-r--r--src/xrep.cpp6
-rw-r--r--src/xrep.hpp1
-rw-r--r--src/xreq.cpp7
-rw-r--r--src/xreq.hpp1
-rw-r--r--src/zmq.cpp3
28 files changed, 8 insertions, 162 deletions
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 0e40813..fce124d 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,5 +1,5 @@
MAN1 = zmq_forwarder.1 zmq_streamer.1 zmq_queue.1
-MAN3 = zmq_bind.3 zmq_close.3 zmq_connect.3 zmq_flush.3 zmq_init.3 \
+MAN3 = zmq_bind.3 zmq_close.3 zmq_connect.3 zmq_init.3 \
zmq_msg_close.3 zmq_msg_copy.3 zmq_msg_data.3 zmq_msg_init.3 \
zmq_msg_init_data.3 zmq_msg_init_size.3 zmq_msg_move.3 zmq_msg_size.3 \
zmq_poll.3 zmq_recv.3 zmq_send.3 zmq_setsockopt.3 zmq_socket.3 \
diff --git a/doc/zmq.txt b/doc/zmq.txt
index 8f8d40d..003570a 100644
--- a/doc/zmq.txt
+++ b/doc/zmq.txt
@@ -115,7 +115,6 @@ Establishing a message flow::
Sending and receiving messages::
linkzmq:zmq_send[3]
- linkzmq:zmq_flush[3]
linkzmq:zmq_recv[3]
diff --git a/doc/zmq_flush.txt b/doc/zmq_flush.txt
deleted file mode 100644
index 83ba32c..0000000
--- a/doc/zmq_flush.txt
+++ /dev/null
@@ -1,55 +0,0 @@
-zmq_flush(3)
-============
-
-
-NAME
-----
-zmq_flush - flush messages queued on a socket
-
-
-SYNOPSIS
---------
-*int zmq_flush (void '*socket');*
-
-
-DESCRIPTION
------------
-The _zmq_flush()_ function shall flush messages previously queued on the socket
-referenced by the 'socket' argument. The _zmq_flush()_ function only affects
-messages that have been queued on the _message queue_ associated with 'socket'
-using the 'ZMQ_NOFLUSH' flag to the _zmq_send()_ function. If no such messages
-exist, the function has no effect.
-
-CAUTION: A successful invocation of _zmq_flush()_ does not indicate that the
-flushed messages have been transmitted to the network, or even that such a
-transmission has been initiated by 0MQ. This function exists merely as a way
-for the application programmer to supply a hint to the 0MQ infrastructure that
-the queued messages *may* be flushed as a single batch.
-
-
-RETURN VALUE
-------------
-The _zmq_flush()_ function shall return zero if successful. Otherwise it shall
-return `-1` and set 'errno' to one of the values defined below.
-
-
-ERRORS
-------
-*ENOTSUP*::
-The _zmq_flush()_ operation is not supported by this socket type.
-*EFSM*::
-The _zmq_flush()_ operation cannot be performed on this socket at the moment
-due to the socket not being in the appropriate state.
-
-
-SEE ALSO
---------
-linkzmq:zmq_send[3]
-linkzmq:zmq_socket[3]
-linkzmq:zmq[7]
-
-
-AUTHOR
-------
-The 0MQ documentation was written by Martin Sustrik <sustrik@250bpm.com> and
-Martin Lucina <mato@kotelna.sk>.
diff --git a/doc/zmq_send.txt b/doc/zmq_send.txt
index b98748f..e0b19e7 100644
--- a/doc/zmq_send.txt
+++ b/doc/zmq_send.txt
@@ -23,13 +23,6 @@ Specifies that the operation should be performed in non-blocking mode. If the
message cannot be queued on the underlying _message queue_ associated with
'socket', the _zmq_send()_ function shall fail with 'errno' set to EAGAIN.
-*ZMQ_NOFLUSH*::
-Specifies that the _zmq_send()_ function should not flush the underlying
-_message queue_ associated with 'socket' to the network automatically.
-Instead, it should batch all messages queued with the 'ZMQ_NOFLUSH' flag and
-only flush the _message queue_ once either a message without the 'ZMQ_NOFLUSH'
-flag is queued, or manually on invocation of the _zmq_flush()_ function.
-
NOTE: A successful invocation of _zmq_send()_ does not indicate that the
message has been transmitted to the network, only that it has been queued on
the _message queue_ associated with the socket and 0MQ has assumed
@@ -73,7 +66,6 @@ assert (rc == 0);
SEE ALSO
--------
-linkzmq:zmq_flush[3]
linkzmq:zmq_recv[3]
linkzmq:zmq_socket[7]
linkzmq:zmq[7]
diff --git a/doc/zmq_socket.txt b/doc/zmq_socket.txt
index 9d2907d..8f10cc7 100644
--- a/doc/zmq_socket.txt
+++ b/doc/zmq_socket.txt
@@ -125,7 +125,6 @@ linkzmq:zmq_setsockopt[3]
linkzmq:zmq_bind[3]
linkzmq:zmq_connect[3]
linkzmq:zmq_send[3]
-linkzmq:zmq_flush[3]
linkzmq:zmq_recv[3]
diff --git a/include/zmq.hpp b/include/zmq.hpp
index 3ddc043..6228133 100644
--- a/include/zmq.hpp
+++ b/include/zmq.hpp
@@ -236,13 +236,6 @@ namespace zmq
throw error_t ();
}
- inline void flush ()
- {
- int rc = zmq_flush (ptr);
- if (rc != 0)
- throw error_t ();
- }
-
inline bool recv (message_t *msg_, int flags_ = 0)
{
int rc = zmq_recv (ptr, msg_, flags_);
diff --git a/src/downstream.cpp b/src/downstream.cpp
index ca614d8..4074a9e 100644
--- a/src/downstream.cpp
+++ b/src/downstream.cpp
@@ -83,16 +83,6 @@ int zmq::downstream_t::xsend (zmq_msg_t *msg_, int flags_)
return lb.send (msg_, flags_);
}
-int zmq::downstream_t::xflush ()
-{
- // TODO: Maybe there's a point in flushing messages downstream.
- // It may be useful in the case where number of messages in a single
- // transaction is much greater than the number of attached pipes.
- errno = ENOTSUP;
- return -1;
-
-}
-
int zmq::downstream_t::xrecv (zmq_msg_t *msg_, int flags_)
{
errno = ENOTSUP;
diff --git a/src/downstream.hpp b/src/downstream.hpp
index 998ab73..1306743 100644
--- a/src/downstream.hpp
+++ b/src/downstream.hpp
@@ -43,7 +43,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/lb.cpp b/src/lb.cpp
index d7193f1..e282d24 100644
--- a/src/lb.cpp
+++ b/src/lb.cpp
@@ -80,8 +80,7 @@ int zmq::lb_t::send (zmq_msg_t *msg_, int flags_)
return -1;
}
- if (!(flags_ & ZMQ_NOFLUSH))
- pipes [current]->flush ();
+ pipes [current]->flush ();
// Detach the message from the data buffer.
int rc = zmq_msg_init (msg_);
diff --git a/src/p2p.cpp b/src/p2p.cpp
index f81c6c4..3f63d81 100644
--- a/src/p2p.cpp
+++ b/src/p2p.cpp
@@ -100,8 +100,7 @@ int zmq::p2p_t::xsend (zmq_msg_t *msg_, int flags_)
return -1;
}
- if (!(flags_ & ZMQ_NOFLUSH))
- outpipe->flush ();
+ outpipe->flush ();
// Detach the original message from the data buffer.
int rc = zmq_msg_init (msg_);
@@ -110,13 +109,6 @@ int zmq::p2p_t::xsend (zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::p2p_t::xflush ()
-{
- if (outpipe)
- outpipe->flush ();
- return 0;
-}
-
int zmq::p2p_t::xrecv (zmq_msg_t *msg_, int flags_)
{
// Deallocate old content of the message.
diff --git a/src/p2p.hpp b/src/p2p.hpp
index 97531cf..57320d9 100644
--- a/src/p2p.hpp
+++ b/src/p2p.hpp
@@ -42,7 +42,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/pub.cpp b/src/pub.cpp
index 2971e5c..ad78834 100644
--- a/src/pub.cpp
+++ b/src/pub.cpp
@@ -107,8 +107,7 @@ int zmq::pub_t::xsend (zmq_msg_t *msg_, int flags_)
for (out_pipes_t::size_type i = 0; i != pipes_count; i++) {
bool written = out_pipes [i]->write (msg_);
zmq_assert (written);
- if (!(flags_ & ZMQ_NOFLUSH))
- out_pipes [i]->flush ();
+ out_pipes [i]->flush ();
}
int rc = zmq_msg_init (msg_);
zmq_assert (rc == 0);
@@ -121,8 +120,7 @@ int zmq::pub_t::xsend (zmq_msg_t *msg_, int flags_)
if (pipes_count == 1) {
bool written = out_pipes [0]->write (msg_);
zmq_assert (written);
- if (!(flags_ & ZMQ_NOFLUSH))
- out_pipes [0]->flush ();
+ out_pipes [0]->flush ();
int rc = zmq_msg_init (msg_);
zmq_assert (rc == 0);
return 0;
@@ -142,8 +140,7 @@ int zmq::pub_t::xsend (zmq_msg_t *msg_, int flags_)
for (out_pipes_t::size_type i = 0; i != pipes_count; i++) {
bool written = out_pipes [i]->write (msg_);
zmq_assert (written);
- if (!(flags_ & ZMQ_NOFLUSH))
- out_pipes [i]->flush ();
+ out_pipes [i]->flush ();
}
// Detach the original message from the data buffer.
@@ -153,14 +150,6 @@ int zmq::pub_t::xsend (zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::pub_t::xflush ()
-{
- out_pipes_t::size_type pipe_count = out_pipes.size ();
- for (out_pipes_t::size_type i = 0; i != pipe_count; i++)
- out_pipes [i]->flush ();
- return 0;
-}
-
int zmq::pub_t::xrecv (zmq_msg_t *msg_, int flags_)
{
errno = ENOTSUP;
diff --git a/src/pub.hpp b/src/pub.hpp
index 3a4fe09..89c1cd1 100644
--- a/src/pub.hpp
+++ b/src/pub.hpp
@@ -43,7 +43,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/rep.cpp b/src/rep.cpp
index 08fc31b..eaeff41 100644
--- a/src/rep.cpp
+++ b/src/rep.cpp
@@ -188,12 +188,6 @@ int zmq::rep_t::xsend (zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::rep_t::xflush ()
-{
- errno = ENOTSUP;
- return -1;
-}
-
int zmq::rep_t::xrecv (zmq_msg_t *msg_, int flags_)
{
// Deallocate old content of the message.
diff --git a/src/rep.hpp b/src/rep.hpp
index 9d2357d..51a49a9 100644
--- a/src/rep.hpp
+++ b/src/rep.hpp
@@ -43,7 +43,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/req.cpp b/src/req.cpp
index 548cf52..0dfe14e 100644
--- a/src/req.cpp
+++ b/src/req.cpp
@@ -207,12 +207,6 @@ int zmq::req_t::xsend (zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::req_t::xflush ()
-{
- errno = ENOTSUP;
- return -1;
-}
-
int zmq::req_t::xrecv (zmq_msg_t *msg_, int flags_)
{
// Deallocate old content of the message.
diff --git a/src/req.hpp b/src/req.hpp
index 531c06f..d3e12b5 100644
--- a/src/req.hpp
+++ b/src/req.hpp
@@ -43,7 +43,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/socket_base.cpp b/src/socket_base.cpp
index fdb2d12..f038dc9 100644
--- a/src/socket_base.cpp
+++ b/src/socket_base.cpp
@@ -335,11 +335,6 @@ int zmq::socket_base_t::send (::zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::socket_base_t::flush ()
-{
- return xflush ();
-}
-
int zmq::socket_base_t::recv (::zmq_msg_t *msg_, int flags_)
{
// Get the message.
diff --git a/src/socket_base.hpp b/src/socket_base.hpp
index bb40ae6..4464256 100644
--- a/src/socket_base.hpp
+++ b/src/socket_base.hpp
@@ -52,7 +52,6 @@ namespace zmq
int bind (const char *addr_);
int connect (const char *addr_);
int send (zmq_msg_t *msg_, int flags_);
- int flush ();
int recv (zmq_msg_t *msg_, int flags_);
int close ();
@@ -113,7 +112,6 @@ namespace zmq
virtual int xsetsockopt (int option_, const void *optval_,
size_t optvallen_) = 0;
virtual int xsend (zmq_msg_t *msg_, int options_) = 0;
- virtual int xflush () = 0;
virtual int xrecv (zmq_msg_t *msg_, int options_) = 0;
virtual bool xhas_in () = 0;
virtual bool xhas_out () = 0;
diff --git a/src/sub.cpp b/src/sub.cpp
index 4169ea5..e32e198 100644
--- a/src/sub.cpp
+++ b/src/sub.cpp
@@ -98,12 +98,6 @@ int zmq::sub_t::xsend (zmq_msg_t *msg_, int flags_)
return -1;
}
-int zmq::sub_t::xflush ()
-{
- errno = ENOTSUP;
- return -1;
-}
-
int zmq::sub_t::xrecv (zmq_msg_t *msg_, int flags_)
{
// If there's already a message prepared by a previous call to zmq_poll,
diff --git a/src/sub.hpp b/src/sub.hpp
index c319565..84fab5e 100644
--- a/src/sub.hpp
+++ b/src/sub.hpp
@@ -48,7 +48,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/upstream.cpp b/src/upstream.cpp
index 8163c18..1498c31 100644
--- a/src/upstream.cpp
+++ b/src/upstream.cpp
@@ -81,12 +81,6 @@ int zmq::upstream_t::xsend (zmq_msg_t *msg_, int flags_)
return -1;
}
-int zmq::upstream_t::xflush ()
-{
- errno = ENOTSUP;
- return -1;
-}
-
int zmq::upstream_t::xrecv (zmq_msg_t *msg_, int flags_)
{
return fq.recv (msg_, flags_);
diff --git a/src/upstream.hpp b/src/upstream.hpp
index d9fb385..5fe42ae 100644
--- a/src/upstream.hpp
+++ b/src/upstream.hpp
@@ -43,7 +43,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/xrep.cpp b/src/xrep.cpp
index 48546d9..33b89bd 100644
--- a/src/xrep.cpp
+++ b/src/xrep.cpp
@@ -129,12 +129,6 @@ int zmq::xrep_t::xsend (zmq_msg_t *msg_, int flags_)
return 0;
}
-int zmq::xrep_t::xflush ()
-{
- zmq_assert (false);
- return -1;
-}
-
int zmq::xrep_t::xrecv (zmq_msg_t *msg_, int flags_)
{
return fq.recv (msg_, flags_);
diff --git a/src/xrep.hpp b/src/xrep.hpp
index f2cdb2b..c56a8f9 100644
--- a/src/xrep.hpp
+++ b/src/xrep.hpp
@@ -46,7 +46,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/xreq.cpp b/src/xreq.cpp
index 484ee97..66e5cc3 100644
--- a/src/xreq.cpp
+++ b/src/xreq.cpp
@@ -80,13 +80,6 @@ int zmq::xreq_t::xsend (zmq_msg_t *msg_, int flags_)
return lb.send (msg_, flags_);
}
-int zmq::xreq_t::xflush ()
-{
- // TODO: Implement flushing.
- zmq_assert (false);
- return -1;
-}
-
int zmq::xreq_t::xrecv (zmq_msg_t *msg_, int flags_)
{
return fq.recv (msg_, flags_);
diff --git a/src/xreq.hpp b/src/xreq.hpp
index 3d3f573..8ee0bb9 100644
--- a/src/xreq.hpp
+++ b/src/xreq.hpp
@@ -44,7 +44,6 @@ namespace zmq
void xrevive (class writer_t *pipe_);
int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
int xsend (zmq_msg_t *msg_, int flags_);
- int xflush ();
int xrecv (zmq_msg_t *msg_, int flags_);
bool xhas_in ();
bool xhas_out ();
diff --git a/src/zmq.cpp b/src/zmq.cpp
index a9430d4..80720ae 100644
--- a/src/zmq.cpp
+++ b/src/zmq.cpp
@@ -315,7 +315,8 @@ int zmq_send (void *s_, zmq_msg_t *msg_, int flags_)
int zmq_flush (void *s_)
{
- return (((zmq::socket_base_t*) s_)->flush ());
+ errno = ENOTSUP;
+ return -1;
}
int zmq_recv (void *s_, zmq_msg_t *msg_, int flags_)