devices are built unconditionally

configure.in

@@ -374,33 +374,6 @@ if test "x$werror" = "xyes" -a "x$pgm_ext" = "xno"; then
     LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -Werror"
 fi
 
-# Forwarder device
-forwarder="no"
-AC_ARG_WITH([forwarder], [AS_HELP_STRING([--with-forwarder], 
-    [build forwarder device [default=no]])], [with_forwarder=yes], [with_forwarder=no])
-
-if test "x$with_forwarder" != "xno"; then
-    forwarder="yes"
-fi
-
-# Streamer device
-streamer="no"
-AC_ARG_WITH([streamer], [AS_HELP_STRING([--with-streamer], 
-    [build streamer device [default=no]])], [with_streamer=yes], [with_streamer=no])
-
-if test "x$with_streamer" != "xno"; then
-    streamer="yes"
-fi
-
-# Queue device
-queue="no"
-AC_ARG_WITH([queue], [AS_HELP_STRING([--with-queue], 
-    [build queue device [default=no]])], [with_queue=yes], [with_queue=no])
-
-if test "x$with_queue" != "xno"; then
-    queue="yes"
-fi
-
 # Perf
 perf="no"
 AC_ARG_WITH([perf], [AS_HELP_STRING([--with-perf], 
@@ -416,9 +389,6 @@ fi
 
 AM_CONDITIONAL(BUILD_PGM, test "x$pgm_ext" = "xyes")
 AM_CONDITIONAL(BUILD_NO_PGM, test "x$pgm_ext" = "xno")
-AM_CONDITIONAL(BUILD_FORWARDER, test "x$forwarder" = "xyes")
-AM_CONDITIONAL(BUILD_STREAMER, test "x$streamer" = "xyes")
-AM_CONDITIONAL(BUILD_QUEUE, test "x$queue" = "xyes")  
 AM_CONDITIONAL(BUILD_PERF, test "x$perf" = "xyes")
 AM_CONDITIONAL(ON_MINGW, test "x$on_mingw32" = "xyes")
 AM_CONDITIONAL(BUILD_PGM_EXAMPLES, test "x$with_pgm_examples" = "xyes")
@@ -469,10 +439,6 @@ AC_MSG_RESULT([     tcp: yes])
 AC_MSG_RESULT([     pgm (epgm): $pgm_ext])
 AC_MSG_RESULT([     ipc: yes])
 AC_MSG_RESULT([     inproc: yes])
-AC_MSG_RESULT([   Devices:])
-AC_MSG_RESULT([     Forwarder: $forwarder])
-AC_MSG_RESULT([     Streamer: $streamer])
-AC_MSG_RESULT([     Queue: $queue])
 AC_MSG_RESULT([   Performance tests: $perf])
 AC_MSG_RESULT([])
 AC_MSG_RESULT([ ******************************************************** ])

devices/Makefile.am

-if BUILD_FORWARDER
-FORWARDER_DIR = zmq_forwarder
-endif
 
-if BUILD_STREAMER
-STREAMER_DIR = zmq_streamer
-endif
-
-if BUILD_QUEUE
-QUEUE_DIR = zmq_queue
-endif
-
-SUBDIRS = $(FORWARDER_DIR) $(STREAMER_DIR) $(QUEUE_DIR)
+SUBDIRS = zmq_forwarder zmq_streamer zmq_queue
 DIST_SUBDIRS = zmq_forwarder zmq_streamer zmq_queue

src/req.cpp

@@ -75,7 +75,7 @@ void zmq::req_t::xdetach_inpipe (class reader_t *pipe_)
             active--;
             in_pipes.swap (index, active);
             out_pipes.swap (index, active);
-            if (current = active)
+            if (current == active)
                 current = 0;
         }
         return;