Imported Upstream version 2.1.6upstream/2.1.6

1 files changed, 761 insertions, 456 deletions

diff --git a/configure b/configure
index 9bfd5f4..8453dc1 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.67 for zeromq 2.1.4.
+# Generated by GNU Autoconf 2.67 for zeromq 2.1.6.
 #
 # Report bugs to <zeromq-dev@lists.zeromq.org>.
 #
@@ -701,8 +701,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='zeromq'
 PACKAGE_TARNAME='zeromq'
-PACKAGE_VERSION='2.1.4'
-PACKAGE_STRING='zeromq 2.1.4'
+PACKAGE_VERSION='2.1.6'
+PACKAGE_STRING='zeromq 2.1.6'
 PACKAGE_BUGREPORT='zeromq-dev@lists.zeromq.org'
 PACKAGE_URL=''
 
@@ -755,6 +755,11 @@ ON_MINGW_TRUE
 BUILD_PGM_FALSE
 BUILD_PGM_TRUE
 pgm_basename
+OpenPGM_LIBS
+OpenPGM_CFLAGS
+PKG_CONFIG_LIBDIR
+PKG_CONFIG_PATH
+PKG_CONFIG
 subdirs
 pgm_srcdir
 pgm_subdir
@@ -762,8 +767,8 @@ INSTALL_MAN_FALSE
 INSTALL_MAN_TRUE
 BUILD_DOC_FALSE
 BUILD_DOC_TRUE
-ac_zmq_have_xmlto
-ac_zmq_have_asciidoc
+libzmq_have_xmlto
+libzmq_have_asciidoc
 CXXCPP
 CPP
 OTOOL64
@@ -895,8 +900,10 @@ enable_fast_install
 with_gnu_ld
 enable_libtool_lock
 enable_debug
+with_gcov
 with_documentation
 with_pgm
+with_system_pgm
 '
       ac_precious_vars='build_alias
 host_alias
@@ -912,7 +919,12 @@ CCC
 XMLTO
 ASCIIDOC
 CPP
-CXXCPP'
+CXXCPP
+PKG_CONFIG
+PKG_CONFIG_PATH
+PKG_CONFIG_LIBDIR
+OpenPGM_CFLAGS
+OpenPGM_LIBS'
 ac_subdirs_all='foreign/openpgm/build-staging/openpgm/pgm/'
 
 # Initialize some variables set by options.
@@ -1455,7 +1467,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures zeromq 2.1.4 to adapt to many kinds of systems.
+\`configure' configures zeromq 2.1.6 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1525,7 +1537,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of zeromq 2.1.4:";;
+     short | recursive ) echo "Configuration of zeromq 2.1.6:";;
    esac
   cat <<\_ACEOF
 
@@ -1550,9 +1562,12 @@ Optional Packages:
   --with-pic              try to use only PIC/non-PIC objects [default=use
                           both]
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
+  --with-gcov=yes/no      With GCC Code Coverage reporting.
   --without-documentation disable documentation build even if asciidoc and
                           xmlto are present [default=no]
   --with-pgm              build libzmq with PGM extension [default=no]
+  --with-system-pgm       build libzmq with PGM extension. Requires pkg-config
+                          [default=no]
 
 Some influential environment variables:
   CC          C compiler command
@@ -1568,6 +1583,15 @@ Some influential environment variables:
   ASCIIDOC    Path to asciidoc command
   CPP         C preprocessor
   CXXCPP      C++ preprocessor
+  PKG_CONFIG  path to pkg-config utility
+  PKG_CONFIG_PATH
+              directories to add to pkg-config's search path
+  PKG_CONFIG_LIBDIR
+              path overriding pkg-config's built-in search path
+  OpenPGM_CFLAGS
+              C compiler flags for OpenPGM, overriding pkg-config
+  OpenPGM_LIBS
+              linker flags for OpenPGM, overriding pkg-config
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
@@ -1635,7 +1659,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-zeromq configure 2.1.4
+zeromq configure 2.1.6
 generated by GNU Autoconf 2.67
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -2390,7 +2414,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by zeromq $as_me 2.1.4, which was
+It was created by zeromq $as_me 2.1.6, which was
 generated by GNU Autoconf 2.67.  Invocation command line was
 
   $ $0 $@
@@ -3209,7 +3233,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='zeromq'
- VERSION='2.1.4'
+ VERSION='2.1.6'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -5227,8 +5251,6 @@ $as_echo "no" >&6; }
 fi
 
 
-
-# Libtool configuration for different targets. See acinclude.m4
 # Make sure we can run config.sub.
 $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
   as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
@@ -6284,13 +6306,13 @@ if test "${lt_cv_nm_interface+set}" = set; then :
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:6287: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:6309: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:6290: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:6312: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:6293: output\"" >&5)
+  (eval echo "\"\$as_me:6315: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -7493,7 +7515,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 7496 "configure"' > conftest.$ac_ext
+  echo '#line 7518 "configure"' > conftest.$ac_ext
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -9517,11 +9539,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:9520: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:9542: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:9524: \$? = $ac_status" >&5
+   echo "$as_me:9546: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -9856,11 +9878,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:9859: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:9881: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:9863: \$? = $ac_status" >&5
+   echo "$as_me:9885: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -9961,11 +9983,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:9964: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:9986: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:9968: \$? = $ac_status" >&5
+   echo "$as_me:9990: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -10016,11 +10038,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:10019: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:10041: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:10023: \$? = $ac_status" >&5
+   echo "$as_me:10045: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -12400,7 +12422,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12403 "configure"
+#line 12425 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12496,7 +12518,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12499 "configure"
+#line 12521 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -14452,11 +14474,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:14455: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14477: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:14459: \$? = $ac_status" >&5
+   echo "$as_me:14481: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -14551,11 +14573,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:14554: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14576: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:14558: \$? = $ac_status" >&5
+   echo "$as_me:14580: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -14603,11 +14625,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:14606: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14628: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:14610: \$? = $ac_status" >&5
+   echo "$as_me:14632: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -15584,7 +15606,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
     # Test that compiler for the current language actually works
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
 $as_echo_n "checking whether the C compiler works... " >&6; }
-if test "${ac_zmq_cv_c_compiler_works+set}" = set; then :
+if test "${libzmq_cv_c_compiler_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15599,25 +15621,25 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_zmq_cv_c_compiler_works="yes" ;
+  libzmq_cv_c_compiler_works="yes" ;
 else
-  ac_zmq_cv_c_compiler_works="no" ;
+  libzmq_cv_c_compiler_works="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_c_compiler_works" >&5
-$as_echo "$ac_zmq_cv_c_compiler_works" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_c_compiler_works" >&5
+$as_echo "$libzmq_cv_c_compiler_works" >&6; }
 
-    if test "x$ac_zmq_cv_c_compiler_works" != "xyes"; then
+    if test "x$libzmq_cv_c_compiler_works" != "xyes"; then
         as_fn_error $? "Unable to find a working C compiler" "$LINENO" 5
     fi
 }
 
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using Intel C compiler" >&5
 $as_echo_n "checking whether we are using Intel C compiler... " >&6; }
-if test "${ac_zmq_cv_c_intel_compiler+set}" = set; then :
+if test "${libzmq_cv_c_intel_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15635,18 +15657,18 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-  ac_zmq_cv_c_intel_compiler="yes" ;
+  libzmq_cv_c_intel_compiler="yes" ;
 else
-  ac_zmq_cv_c_intel_compiler="no" ;
+  libzmq_cv_c_intel_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_c_intel_compiler" >&5
-$as_echo "$ac_zmq_cv_c_intel_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_c_intel_compiler" >&5
+$as_echo "$libzmq_cv_c_intel_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using Sun Studio C compiler" >&5
 $as_echo_n "checking whether we are using Sun Studio C compiler... " >&6; }
-if test "${ac_zmq_cv_c_sun_studio_compiler+set}" = set; then :
+if test "${libzmq_cv_c_sun_studio_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15664,18 +15686,18 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-  ac_zmq_cv_c_sun_studio_compiler="yes" ;
+  libzmq_cv_c_sun_studio_compiler="yes" ;
 else
-  ac_zmq_cv_c_sun_studio_compiler="no" ;
+  libzmq_cv_c_sun_studio_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_c_sun_studio_compiler" >&5
-$as_echo "$ac_zmq_cv_c_sun_studio_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_c_sun_studio_compiler" >&5
+$as_echo "$libzmq_cv_c_sun_studio_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using clang C compiler" >&5
 $as_echo_n "checking whether we are using clang C compiler... " >&6; }
-if test "${ac_zmq_cv_c_clang_compiler+set}" = set; then :
+if test "${libzmq_cv_c_clang_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15693,18 +15715,18 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-  ac_zmq_cv_c_clang_compiler="yes" ;
+  libzmq_cv_c_clang_compiler="yes" ;
 else
-  ac_zmq_cv_c_clang_compiler="no" ;
+  libzmq_cv_c_clang_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_c_clang_compiler" >&5
-$as_echo "$ac_zmq_cv_c_clang_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_c_clang_compiler" >&5
+$as_echo "$libzmq_cv_c_clang_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using gcc >= 4 C compiler" >&5
 $as_echo_n "checking whether we are using gcc >= 4 C compiler... " >&6; }
-if test "${ac_zmq_cv_c_gcc4_compiler+set}" = set; then :
+if test "${libzmq_cv_c_gcc4_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15722,15 +15744,15 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-  ac_zmq_cv_c_gcc4_compiler="yes" ;
+  libzmq_cv_c_gcc4_compiler="yes" ;
 else
-  ac_zmq_cv_c_gcc4_compiler="no" ;
+  libzmq_cv_c_gcc4_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_c_gcc4_compiler" >&5
-$as_echo "$ac_zmq_cv_c_gcc4_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_c_gcc4_compiler" >&5
+$as_echo "$libzmq_cv_c_gcc4_compiler" >&6; }
     ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -15748,7 +15770,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
     # Test that compiler for the current language actually works
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C++ compiler works" >&5
 $as_echo_n "checking whether the C++ compiler works... " >&6; }
-if test "${ac_zmq_cv_cxx_compiler_works+set}" = set; then :
+if test "${libzmq_cv_cxx_compiler_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15763,25 +15785,25 @@ main ()
 }
 _ACEOF
 if ac_fn_cxx_try_link "$LINENO"; then :
-  ac_zmq_cv_cxx_compiler_works="yes" ;
+  libzmq_cv_cxx_compiler_works="yes" ;
 else
-  ac_zmq_cv_cxx_compiler_works="no" ;
+  libzmq_cv_cxx_compiler_works="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_cxx_compiler_works" >&5
-$as_echo "$ac_zmq_cv_cxx_compiler_works" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_cxx_compiler_works" >&5
+$as_echo "$libzmq_cv_cxx_compiler_works" >&6; }
 
-    if test "x$ac_zmq_cv_cxx_compiler_works" != "xyes"; then
+    if test "x$libzmq_cv_cxx_compiler_works" != "xyes"; then
         as_fn_error $? "Unable to find a working C++ compiler" "$LINENO" 5
     fi
 }
 
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using Intel C++ compiler" >&5
 $as_echo_n "checking whether we are using Intel C++ compiler... " >&6; }
-if test "${ac_zmq_cv_cxx_intel_compiler+set}" = set; then :
+if test "${libzmq_cv_cxx_intel_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15799,18 +15821,18 @@ main ()
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  ac_zmq_cv_cxx_intel_compiler="yes" ;
+  libzmq_cv_cxx_intel_compiler="yes" ;
 else
-  ac_zmq_cv_cxx_intel_compiler="no" ;
+  libzmq_cv_cxx_intel_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_cxx_intel_compiler" >&5
-$as_echo "$ac_zmq_cv_cxx_intel_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_cxx_intel_compiler" >&5
+$as_echo "$libzmq_cv_cxx_intel_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using Sun Studio C++ compiler" >&5
 $as_echo_n "checking whether we are using Sun Studio C++ compiler... " >&6; }
-if test "${ac_zmq_cv_cxx_sun_studio_compiler+set}" = set; then :
+if test "${libzmq_cv_cxx_sun_studio_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15828,18 +15850,18 @@ main ()
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  ac_zmq_cv_cxx_sun_studio_compiler="yes" ;
+  libzmq_cv_cxx_sun_studio_compiler="yes" ;
 else
-  ac_zmq_cv_cxx_sun_studio_compiler="no" ;
+  libzmq_cv_cxx_sun_studio_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_cxx_sun_studio_compiler" >&5
-$as_echo "$ac_zmq_cv_cxx_sun_studio_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_cxx_sun_studio_compiler" >&5
+$as_echo "$libzmq_cv_cxx_sun_studio_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using clang C++ compiler" >&5
 $as_echo_n "checking whether we are using clang C++ compiler... " >&6; }
-if test "${ac_zmq_cv_cxx_clang_compiler+set}" = set; then :
+if test "${libzmq_cv_cxx_clang_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15857,18 +15879,18 @@ main ()
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  ac_zmq_cv_cxx_clang_compiler="yes" ;
+  libzmq_cv_cxx_clang_compiler="yes" ;
 else
-  ac_zmq_cv_cxx_clang_compiler="no" ;
+  libzmq_cv_cxx_clang_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_cxx_clang_compiler" >&5
-$as_echo "$ac_zmq_cv_cxx_clang_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_cxx_clang_compiler" >&5
+$as_echo "$libzmq_cv_cxx_clang_compiler" >&6; }
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using gcc >= 4 C++ compiler" >&5
 $as_echo_n "checking whether we are using gcc >= 4 C++ compiler... " >&6; }
-if test "${ac_zmq_cv_cxx_gcc4_compiler+set}" = set; then :
+if test "${libzmq_cv_cxx_gcc4_compiler+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -15886,15 +15908,15 @@ main ()
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  ac_zmq_cv_cxx_gcc4_compiler="yes" ;
+  libzmq_cv_cxx_gcc4_compiler="yes" ;
 else
-  ac_zmq_cv_cxx_gcc4_compiler="no" ;
+  libzmq_cv_cxx_gcc4_compiler="no" ;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_cv_cxx_gcc4_compiler" >&5
-$as_echo "$ac_zmq_cv_cxx_gcc4_compiler" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_cv_cxx_gcc4_compiler" >&5
+$as_echo "$libzmq_cv_cxx_gcc4_compiler" >&6; }
     ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -15904,13 +15926,13 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
     # Set GCC and GXX variables correctly
     if test "x$GCC" = "xyes"; then
-        if test "xyes" = "x$ac_zmq_cv_c_intel_compiler"; then
+        if test "xyes" = "x$libzmq_cv_c_intel_compiler"; then
             GCC="no"
         fi
     fi
 
     if test "x$GXX" = "xyes"; then
-        if test "xyes" = "x$ac_zmq_cv_cxx_intel_compiler"; then
+        if test "xyes" = "x$libzmq_cv_cxx_intel_compiler"; then
             GXX="no"
         fi
     fi
@@ -15934,21 +15956,21 @@ $as_echo_n "checking whether to enable debugging information... " >&6; }
 
         # GCC, clang and ICC
         if test "x$GCC" = "xyes" -o \
-                "x$ac_zmq_cv_c_intel_compiler" = "xyes" -o \
-                "x$ac_zmq_cv_c_clang_compiler" = "xyes"; then
+                "x$libzmq_cv_c_intel_compiler" = "xyes" -o \
+                "x$libzmq_cv_c_clang_compiler" = "xyes"; then
             CFLAGS="-g -O0 "
-        elif test "x$ac_zmq_cv_c_sun_studio_compiler" = "xyes"; then
+        elif test "x$libzmq_cv_c_sun_studio_compiler" = "xyes"; then
             CFLAGS="-g0 "
         fi
 
         # GCC, clang and ICC
         if test "x$GXX" = "xyes" -o \
-                "x$ac_zmq_cv_cxx_intel_compiler" = "xyes" -o \
-                "x$ac_zmq_cv_cxx_clang_compiler" = "xyes"; then
+                "x$libzmq_cv_cxx_intel_compiler" = "xyes" -o \
+                "x$libzmq_cv_cxx_clang_compiler" = "xyes"; then
             CPPFLAGS="-g -O0 "
             CXXFLAGS="-g -O0 "
         # Sun studio
-        elif test "x$ac_zmq_cv_cxx_sun_studio_compiler" = "xyes"; then
+        elif test "x$libzmq_cv_cxx_sun_studio_compiler" = "xyes"; then
             CPPFLAGS="-g0 "
             CXXFLAGS="-g0 "
         fi
@@ -15970,6 +15992,54 @@ $as_echo "no" >&6; }
     fi
 }
 
+# Check wheter to enable code coverage
+{
+    # Require compiler specifics
+
+
+
+# Check whether --with-gcov was given.
+if test "${with_gcov+set}" = set; then :
+  withval=$with_gcov; ZMQ_GCOV="$withval"
+fi
+
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable code coverage" >&5
+$as_echo_n "checking whether to enable code coverage... " >&6; }
+
+    if test "x$ZMQ_GCOV" = "xyes"; then
+
+        if test "x$GXX" != "xyes"; then
+            as_fn_error $? "--with-gcov=yes works only with GCC" "$LINENO" 5
+        fi
+
+        CFLAGS="-g -O0 -fprofile-arcs -ftest-coverage"
+        if test "x${ZMQ_ORIG_CPPFLAGS}" != "xnone"; then
+            CFLAGS="${CFLAGS} ${ZMQ_ORIG_CFLAGS}"
+        fi
+
+        CPPFLAGS="-g -O0 -fprofile-arcs -ftest-coverage"
+        if test "x${ZMQ_ORIG_CPPFLAGS}" != "xnone"; then
+            CPPFLAGS="${CPPFLAGS} ${ZMQ_ORIG_CPPFLAGS}"
+        fi
+
+        CXXFLAGS="-fprofile-arcs"
+        if test "x${ZMQ_ORIG_CXXFLAGS}" != "xnone"; then
+            CXXFLAGS="${CXXFLAGS} ${ZMQ_ORIG_CXXFLAGS}"
+        fi
+
+        LIBS="-lgcov ${LIBS}"
+    fi
+
+    if test "x$ZMQ_GCOV" = "xyes"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; } ;
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; } ;
+fi
+}
+
 # Checks for libraries.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
 $as_echo_n "checking for pthread_create in -lpthread... " >&6; }
@@ -16018,16 +16088,16 @@ fi
 
 
 # Set pedantic
-ac_zmq_pedantic="yes"
+libzmq_pedantic="yes"
 
 # By default compiling with -Werror except OSX.
-ac_zmq_werror="yes"
+libzmq_werror="yes"
 
 # By default use DSO visibility
-ac_zmq_dso_visibility="yes"
+libzmq_dso_visibility="yes"
 
 # Whether we are on mingw or not.
-ac_zmq_on_mingw32="no"
+libzmq_on_mingw32="no"
 
 # Set some default features required by 0MQ code.
 CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE $CPPFLAGS"
@@ -16366,8 +16436,8 @@ $as_echo "#define ZMQ_HAVE_FREEBSD 1" >>confdefs.h
     *darwin*)
         # Define on Darwin to enable all library features
         CPPFLAGS="-D_DARWIN_C_SOURCE $CPPFLAGS"
-        ac_zmq_pedantic="no"
-        ac_zmq_werror="no"
+        libzmq_pedantic="no"
+        libzmq_werror="no"
 
 $as_echo "#define ZMQ_HAVE_OSX 1" >>confdefs.h
 
@@ -16385,16 +16455,16 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C++ compiler supports -Wno-uninitialized" >&5
 $as_echo_n "checking whether C++ compiler supports -Wno-uninitialized... " >&6; }
 
-    ac_zmq_cv_cxx_werror_flag_save=$ac_cxx_werror_flag
+    libzmq_cv_cxx_werror_flag_save=$ac_cxx_werror_flag
     ac_cxx_werror_flag="yes"
 
     case "xcxx" in
         xc)
-            ac_zmq_cv_check_lang_flag_save_CFLAGS="$CFLAGS"
+            libzmq_cv_check_lang_flag_save_CFLAGS="$CFLAGS"
             CFLAGS="$CFLAGS -Wno-uninitialized"
         ;;
         xcxx)
-            ac_zmq_cv_check_lang_flag_save_CPPFLAGS="$CPPFLAGS"
+            libzmq_cv_check_lang_flag_save_CPPFLAGS="$CPPFLAGS"
             CPPFLAGS="$CPPFLAGS -Wno-uninitialized"
         ;;
         *)
@@ -16419,21 +16489,21 @@ if ac_fn_cxx_try_compile "$LINENO"; then :
                       # Remarks are not turned into errors even with -Werror on
                       if ($GREP 'ignoring unknown' conftest.err ||
                            $GREP 'not supported' conftest.err) >/dev/null 2>&1; then
-                           eval ac_zmq_cv_cxx_supports_flag__Wno_uninitialized="no"
+                           eval libzmq_cv_cxx_supports_flag__Wno_uninitialized="no"
                        else
-                           eval ac_zmq_cv_cxx_supports_flag__Wno_uninitialized="yes"
+                           eval libzmq_cv_cxx_supports_flag__Wno_uninitialized="yes"
                        fi
 else
-  eval ac_zmq_cv_cxx_supports_flag__Wno_uninitialized="no"
+  eval libzmq_cv_cxx_supports_flag__Wno_uninitialized="no"
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
     case "xcxx" in
         xc)
-            CFLAGS="$ac_zmq_cv_check_lang_flag_save_CFLAGS"
+            CFLAGS="$libzmq_cv_check_lang_flag_save_CFLAGS"
         ;;
         xcxx)
-            CPPFLAGS="$ac_zmq_cv_check_lang_flag_save_CPPFLAGS"
+            CPPFLAGS="$libzmq_cv_check_lang_flag_save_CPPFLAGS"
         ;;
         *)
             # nothing to restore
@@ -16441,10 +16511,10 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     esac
 
     # Restore the werror flag
-    ac_cxx_werror_flag=$ac_zmq_cv_cxx_werror_flag_save
+    ac_cxx_werror_flag=$libzmq_cv_cxx_werror_flag_save
 
     # Call the action as the flags are restored
-    if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
+    if eval test x$libzmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; } ;
 else
@@ -16455,12 +16525,12 @@ fi
 }
     case "xcxx" in
        xc)
-            if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
+            if eval test x$libzmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
   CFLAGS="-Wno-uninitialized $CFLAGS";
 fi
        ;;
        xcxx)
-            if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
+            if eval test x$libzmq_cv_cxx_supports_flag__Wno_uninitialized = "xyes"; then :
   CPPFLAGS="-Wno-uninitialized $CPPFLAGS";
 fi
        ;;
@@ -16482,7 +16552,7 @@ $as_echo "#define ZMQ_HAVE_NETBSD 1" >>confdefs.h
         # NetBSD 5.0 and newer provides atomic operations but we can
         # only use these on systems where PR #42842 has been fixed so
         # we must try and link a test program using C++.
-        ac_zmq_netbsd_has_atomic=no
+        libzmq_netbsd_has_atomic=no
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether atomic operations can be used" >&5
 $as_echo_n "checking whether atomic operations can be used... " >&6; }
         ac_ext=cpp
@@ -16505,9 +16575,9 @@ uint32_t value;
 }
 _ACEOF
 if ac_fn_cxx_try_link "$LINENO"; then :
-  ac_zmq_netbsd_has_atomic=yes
+  libzmq_netbsd_has_atomic=yes
 else
-  ac_zmq_netbsd_has_atomic=no
+  libzmq_netbsd_has_atomic=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -16517,9 +16587,9 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_zmq_netbsd_has_atomic" >&5
-$as_echo "$ac_zmq_netbsd_has_atomic" >&6; }
-        if test "x$ac_zmq_netbsd_has_atomic" = "xno"; then
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libzmq_netbsd_has_atomic" >&5
+$as_echo "$libzmq_netbsd_has_atomic" >&6; }
+        if test "x$libzmq_netbsd_has_atomic" = "xno"; then
 
 $as_echo "#define ZMQ_FORCE_MUTEXES 1" >>confdefs.h
 
@@ -16533,7 +16603,7 @@ $as_echo "#define ZMQ_HAVE_OPENBSD 1" >>confdefs.h
 
         ;;
     *nto-qnx*)
-        ac_zmq_pedantic="no"
+        libzmq_pedantic="no"
 
 $as_echo "#define ZMQ_HAVE_QNXNTO 1" >>confdefs.h
 
@@ -16932,16 +17002,16 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C++ compiler supports -Wno-long-long" >&5
 $as_echo_n "checking whether C++ compiler supports -Wno-long-long... " >&6; }
 
-    ac_zmq_cv_cxx_werror_flag_save=$ac_cxx_werror_flag
+    libzmq_cv_cxx_werror_flag_save=$ac_cxx_werror_flag
     ac_cxx_werror_flag="yes"
 
     case "xcxx" in
         xc)
-            ac_zmq_cv_check_lang_flag_save_CFLAGS="$CFLAGS"
+            libzmq_cv_check_lang_flag_save_CFLAGS="$CFLAGS"
             CFLAGS="$CFLAGS -Wno-long-long"
         ;;
         xcxx)
-            ac_zmq_cv_check_lang_flag_save_CPPFLAGS="$CPPFLAGS"
+            libzmq_cv_check_lang_flag_save_CPPFLAGS="$CPPFLAGS"
             CPPFLAGS="$CPPFLAGS -Wno-long-long"
         ;;
         *)
@@ -16966,21 +17036,21 @@ if ac_fn_cxx_try_compile "$LINENO"; then :
                       # Remarks are not turned into errors even with -Werror on
                       if ($GREP 'ignoring unknown' conftest.err ||
                            $GREP 'not supported' conftest.err) >/dev/null 2>&1; then
-                           eval ac_zmq_cv_cxx_supports_flag__Wno_long_long="no"
+                           eval libzmq_cv_cxx_supports_flag__Wno_long_long="no"
                        else
-                           eval ac_zmq_cv_cxx_supports_flag__Wno_long_long="yes"
+                           eval libzmq_cv_cxx_supports_flag__Wno_long_long="yes"
                        fi
 else
-  eval ac_zmq_cv_cxx_supports_flag__Wno_long_long="no"
+  eval libzmq_cv_cxx_supports_flag__Wno_long_long="no"
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
     case "xcxx" in
         xc)
-            CFLAGS="$ac_zmq_cv_check_lang_flag_save_CFLAGS"
+            CFLAGS="$libzmq_cv_check_lang_flag_save_CFLAGS"
         ;;
         xcxx)
-            CPPFLAGS="$ac_zmq_cv_check_lang_flag_save_CPPFLAGS"
+            CPPFLAGS="$libzmq_cv_check_lang_flag_save_CPPFLAGS"
         ;;
         *)
             # nothing to restore
@@ -16988,10 +17058,10 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     esac
 
     # Restore the werror flag
-    ac_cxx_werror_flag=$ac_zmq_cv_cxx_werror_flag_save
+    ac_cxx_werror_flag=$libzmq_cv_cxx_werror_flag_save
 
     # Call the action as the flags are restored
-    if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
+    if eval test x$libzmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; } ;
 else
@@ -17002,12 +17072,12 @@ fi
 }
     case "xcxx" in
        xc)
-            if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
+            if eval test x$libzmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
   CFLAGS="-Wno-long-long $CFLAGS";
 fi
        ;;
        xcxx)
-            if eval test x$ac_zmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
+            if eval test x$libzmq_cv_cxx_supports_flag__Wno_long_long = "xyes"; then :
   CPPFLAGS="-Wno-long-long $CPPFLAGS";
 fi
        ;;
@@ -17019,8 +17089,8 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-        ac_zmq_on_mingw32="yes"
-        ac_zmq_dso_visibility="no"
+        libzmq_on_mingw32="yes"
+        libzmq_dso_visibility="no"
 
         if test "x$enable_static" = "xyes"; then
             as_fn_error $? "Building static libraries is not supported under MinGW32" "$LINENO" 5
@@ -17095,191 +17165,7 @@ esac
 #
 # Check if the compiler supports -fvisibility=hidden flag. MinGW32 uses __declspec
 #
-if test "x$ac_zmq_dso_visibility" = "xyes"; then
-    ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-    {
-
-    ac_zmq_cv_c_visibility_flag=""
-
-    if test "x$ac_zmq_cv_c_intel_compiler" = "xyes" -o \
-            "x$ac_zmq_cv_c_clang_compiler" = "xyes" -o \
-            "x$ac_zmq_cv_c_gcc4_compiler" = "xyes"; then
-        {
-
-
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler supports -fvisibility=hidden" >&5
-$as_echo_n "checking whether C compiler supports -fvisibility=hidden... " >&6; }
-
-    ac_zmq_cv_c_werror_flag_save=$ac_c_werror_flag
-    ac_c_werror_flag="yes"
-
-    case "xc" in
-        xc)
-            ac_zmq_cv_check_lang_flag_save_CFLAGS="$CFLAGS"
-            CFLAGS="$CFLAGS -fvisibility=hidden"
-        ;;
-        xcxx)
-            ac_zmq_cv_check_lang_flag_save_CPPFLAGS="$CPPFLAGS"
-            CPPFLAGS="$CPPFLAGS -fvisibility=hidden"
-        ;;
-        *)
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: testing compiler characteristic on an unknown language" >&5
-$as_echo "$as_me: WARNING: testing compiler characteristic on an unknown language" >&2;}
-        ;;
-    esac
-
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  # This hack exist for ICC, which outputs unknown options as remarks
-                      # Remarks are not turned into errors even with -Werror on
-                      if ($GREP 'ignoring unknown' conftest.err ||
-                           $GREP 'not supported' conftest.err) >/dev/null 2>&1; then
-                           eval `$as_ec