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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
#
# The 0MQ version number is extracted from include/zmq.h using
# the version.sh script. Hence, it should be updated there.
# The version in git should reflect the *next* version planned.
#
AC_INIT([zeromq],
m4_esyscmd([./version.sh | tr -d '\n']),
[zeromq-dev@lists.zeromq.org])
AC_CONFIG_AUX_DIR(config)
AC_CONFIG_MACRO_DIR(config)
AM_CONFIG_HEADER(src/platform.hpp)
AM_INIT_AUTOMAKE(tar-ustar dist-zip foreign)
# This lets us use PACKAGE_VERSION in Makefiles
AC_SUBST(PACKAGE_VERSION)
# Libtool -version-info (ABI version)
#
# Currently 0.0.0 ("unstable"). Don't change this unless you
# know exactly what you're doing and have read and understand
# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
#
# libzmq -version-info
LTVER="0:0:0"
AC_SUBST(LTVER)
# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AM_PROG_CC_C_O
AC_LIBTOOL_WIN32_DLL
AC_PROG_LIBTOOL
AC_PROG_SED
AC_PROG_AWK
# Set a helper variable to indicate GNU C and C++ are in use
if test "x$GCC" = "xyes" -a "x$GXX" = "xyes"; then
gnu_compilers="yes"
else
gnu_compilers="no"
fi
# Checks for libraries.
AC_CHECK_LIB([pthread], [pthread_create])
# Extra CXXFLAGS are appended at the end of CXXFLAGS for libzmq.
LIBZMQ_EXTRA_CXXFLAGS=""
# Extra LDFLAGS are appended at the end of LDFLAGS for libzmq.
LIBZMQ_EXTRA_LDFLAGS=""
# By default compiling with -pedantic except QNX and OSX.
pedantic="yes"
#By default compiling with -Werror except OSX.
werror="yes"
#Whether we are on mingw or not.
on_mingw32="no"
# Host speciffic checks
AC_CANONICAL_HOST
# Determine whether or not documentation should be built and installed.
build_doc="yes"
install_man="yes"
# Check for asciidoc and xmlto and don't build the docs if these are not installed.
AC_CHECK_PROG(have_asciidoc, asciidoc, yes, no)
AC_CHECK_PROG(have_xmlto, xmlto, yes, no)
if test "x$have_asciidoc" = "xno" -o "x$have_xmlto" = "xno"; then
build_doc="no"
# Tarballs built with 'make dist' ship with prebuilt documentation.
if ! test -f doc/zmq.7; then
install_man="no"
AC_MSG_WARN([You are building an unreleased version of 0MQ and asciidoc or xmlto are not installed. Documentation will not be built and manual pages will not be installed.])
fi
fi
AC_MSG_CHECKING([whether to build documentation])
AC_MSG_RESULT([$build_doc])
AC_MSG_CHECKING([whether to install manpages])
AC_MSG_RESULT([$install_man])
# Set some default features required by 0MQ code.
CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE $CPPFLAGS"
# OS-specific tests
case "${host_os}" in
*linux*)
# Define on Linux to enable all library features. Define if using a gnu compiler
if test "x$gnu_compilers" = "xyes"; then
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
fi
AC_DEFINE(ZMQ_HAVE_LINUX, 1, [Have Linux OS])
AC_CHECK_LIB(uuid, main, ,
[AC_MSG_ERROR([cannot link with -luuid, install uuid-dev.])])
;;
*solaris*)
# Define on Solaris to enable all library features
CPPFLAGS="-D_PTHREADS $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_SOLARIS, 1, [Have Solaris OS])
AC_CHECK_LIB(socket, main)
AC_CHECK_LIB(nsl, main)
AC_CHECK_LIB(rt, main)
AC_CHECK_LIB(uuid, main, ,
[AC_MSG_ERROR([cannot link with -luuid, install uuid-dev.])])
AC_MSG_CHECKING([whether atomic operations can be used])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[#include <atomic.h>]],
[[uint32_t value;
atomic_cas_32 (&value, 0, 0);
return 0;]])],
[solaris_has_atomic=yes],
[solaris_has_atomic=no])
AC_MSG_RESULT([$solaris_has_atomic])
# Solaris 8 does not have atomic operations exported to user space.
if test "x$solaris_has_atomic" = "xno"; then
AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
fi
;;
*freebsd*)
# Define on FreeBSD to enable all library features
CPPFLAGS="-D__BSD_VISIBLE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_FREEBSD, 1, [Have FreeBSD OS])
;;
*darwin*)
# Define on Darwin to enable all library features
CPPFLAGS="-D_DARWIN_C_SOURCE $CPPFLAGS"
pedantic="no"
werror="no"
AC_DEFINE(ZMQ_HAVE_OSX, 1, [Have DarwinOSX OS])
LIBZMQ_EXTRA_CXXFLAGS+="-Wno-uninitialized"
;;
*netbsd*)
# Define on NetBSD to enable all library features
CPPFLAGS="-D_NETBSD_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_NETBSD, 1, [Have NetBSD OS])
# NetBSD 5.0 and newer provides atomic operations but we can
# only use these on systems where PR #42842 has been fixed so
# we must try and link a test program using C++.
netbsd_has_atomic=no
AC_MSG_CHECKING([whether atomic operations can be used])
AC_LANG_PUSH([C++])
AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <atomic.h>]],
[[uint32_t value;
atomic_cas_32 (&value, 0, 0);
return 0;]])],
[netbsd_has_atomic=yes],
[netbsd_has_atomic=no])
AC_LANG_POP([C++])
AC_MSG_RESULT([$netbsd_has_atomic])
if test "x$netbsd_has_atomic" = "xno"; then
AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
fi
;;
*openbsd*)
# Define on OpenBSD to enable all library features
CPPFLAGS="-D_BSD_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_OPENBSD, 1, [Have OpenBSD OS])
;;
*nto-qnx*)
pedantic="no"
AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS])
AC_CHECK_LIB(socket,main)
AC_CHECK_LIB(crypto,RAND_bytes)
;;
*aix*)
AC_DEFINE(ZMQ_HAVE_AIX, 1, [Have AIX OS])
AC_CHECK_LIB(crypto,RAND_bytes)
;;
*hpux*)
# Define on HP-UX to enable all library features
CPPFLAGS="-D_POSIX_C_SOURCE=200112L"
AC_DEFINE(ZMQ_HAVE_HPUX, 1, [Have HPUX OS])
AC_CHECK_LIB(rt, main)
;;
*mingw32*)
AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS])
AC_DEFINE(ZMQ_HAVE_MINGW32, 1, [Have MinGW32])
AC_CHECK_HEADERS(windows.h)
AC_CHECK_LIB(ws2_32, main, ,
[AC_MSG_ERROR([cannot link with ws2_32.dll.])])
AC_CHECK_LIB(rpcrt4, main, ,
[AC_MSG_ERROR([cannot link with rpcrt4.dll.])])
AC_CHECK_LIB(iphlpapi, main, ,
[AC_MSG_ERROR([cannot link with iphlpapi.dll.])])
CFLAGS="${CFLAGS} -std=c99"
on_mingw32="yes"
install_man="no"
;;
*cygwin*)
# Define on Cygwin to enable all library features
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_CYGWIN, 1, [Have Cygwin])
# Cygwin provides libuuid as part of the e2fsprogs package, and somewhat
# uselessly installs the library in /usr/lib/e2fsprogs
LDFLAGS="${LDFLAGS} -L/usr/lib/e2fsprogs"
AC_CHECK_LIB(uuid, uuid_generate, ,
[AC_MSG_ERROR([cannot link with -luuid, install the e2fsprogs package.])])
;;
*)
AC_MSG_ERROR([unsupported system: ${host_os}.])
;;
esac
# CPU-specific optimizations
case "${host_cpu}" in
*sparc*)
if test "x$gnu_compilers" = "xyes"; then
CPPFLAGS="$CPPFLAGS -mcpu=v9"
fi
;;
*)
;;
esac
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(errno.h arpa/inet.h netinet/tcp.h netinet/in.h stddef.h \
stdlib.h string.h sys/socket.h sys/time.h unistd.h limits.h)
# Check if we have ifaddrs.h header file.
AC_CHECK_HEADERS(ifaddrs.h, [AC_DEFINE(ZMQ_HAVE_IFADDRS, 1, [Have ifaddrs.h header.])])
# Use c++ in subsequent tests
AC_LANG(C++)
# pkg-config is used if found, and is required for builds with OpenPGM.
# However, we need to provide a way to disable it entirely when the user
# knows what she's doing and it's use is undesirable, such as when
# cross-compiling.
AC_ARG_WITH([pkg-config], [AS_HELP_STRING([--without-pkg-config],
[do not use pkg-config [default=no]])])
if test "x$with_pkg_config" != "xno"; then
AC_CHECK_PROG(have_pkg_config, pkg-config, yes, no)
fi
# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_HEADER_TIME
AC_TYPE_UINT32_T
AC_C_VOLATILE
# Substs
stdint="0"
if test "x$HAVE_STDINT_H" = "xyes"; then
stdint="1"
fi
inttypes="0"
if test "x$HAVE_INTTYPES_H" = "xyes"; then
inttypes="1"
fi
# PGM extension
pgm_ext="no"
pgm_basename="libpgm-2-1-28~dfsg"
AC_SUBST(pgm_basename)
AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm],
[build libzmq with PGM extension [default=no]])],
[with_pgm_ext=yes], [with_pgm_ext=no])
if test "x$with_pgm_ext" != "xno"; then
AC_MSG_CHECKING([if the PGM extension is supported on this platform])
# OpenPGM is only supported by the vendor on x86 and AMD64 platforms...
case "${host_cpu}" in
i*86|x86_64)
# Supported
;;
*)
AC_MSG_ERROR([the PGM extension is not supported on the ${host_cpu} platform.])
;;
esac
# ... and on Linux/Windows/Solaris systems.
case "${host_os}" in
*linux*|*mingw32*|*solaris*)
LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -Wno-variadic-macros -Wno-long-long "
;;
*)
AC_MSG_ERROR([the PGM extension is not supported on system ${host_os}.])
;;
esac
AC_MSG_RESULT([yes])
# Test if we have pkg-config
if test "x$with_pkg_config" != "xno"; then
if test "x$have_pkg_config" != "xyes"; then
AC_MSG_ERROR([the --with-pgm option requires that pkg-config be installed.]);
fi
# Check for OpenPGM dependencies
PKG_CHECK_MODULES([GLIB], [glib-2.0 gthread-2.0])
LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} ${GLIB_CFLAGS} "
LIBZMQ_EXTRA_LDFLAGS="${LIBZMQ_EXTRA_LDFLAGS} ${GLIB_LIBS} "
fi
# Gzip, Perl and Python are required duing PGM build
AC_CHECK_PROG(have_gzip, gzip, yes, no)
if test "x$have_gzip" != "xyes"; then
AC_MSG_ERROR([gzip is required for building the PGM extension.])
fi
AC_CHECK_PROG(have_perl, perl, yes, no)
if test "x$have_perl" != "xyes"; then
AC_MSG_ERROR([perl is required for building the PGM extension.])
fi
AC_CHECK_PROG(have_python, python, yes, no)
if test "x$have_python" != "xyes"; then
AC_MSG_ERROR([python is required for building the PGM extension.])
fi
# Unpack libpgm
AC_MSG_NOTICE([Unpacking ${pgm_basename}.tar.gz])
if ! gzip -dc foreign/openpgm/${pgm_basename}.tar.gz | tar -xf - -C foreign/openpgm/; then
AC_MSG_ERROR([cannot unpack the foreign/openpgm/${pgm_basename}.tar.gz file.])
fi
# Success!
AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension])
pgm_ext="yes"
fi
# -Wall, -Werror and -pedantic are GNU compiler specific.
# Also, these break OpenPGM so don't specify them if we are building with it.
if test "x$gnu_compilers" = "xyes" -a "x$pgm_ext" = "xno"; then
CPPFLAGS="-Wall $CPPFLAGS"
if test "x$pedantic" = "xyes"; then
CPPFLAGS="-pedantic $CPPFLAGS"
fi
if test "x$werror" = "xyes"; then
CPPFLAGS="-Werror $CPPFLAGS"
fi
fi
AM_CONDITIONAL(BUILD_PGM, test "x$pgm_ext" = "xyes")
AM_CONDITIONAL(BUILD_NO_PGM, test "x$pgm_ext" = "xno")
AM_CONDITIONAL(ON_MINGW, test "x$on_mingw32" = "xyes")
AM_CONDITIONAL(INSTALL_MAN, test "x$install_man" = "xyes")
AM_CONDITIONAL(BUILD_DOC, test "x$build_doc" = "xyes")
AC_SUBST(stdint)
AC_SUBST(inttypes)
# Subst LIBZMQ_EXTRA_CXXFLAGS & LDFLAGS
AC_SUBST(LIBZMQ_EXTRA_CXXFLAGS)
AC_SUBST(LIBZMQ_EXTRA_LDFLAGS)
# Checks for library functions.
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(perror gettimeofday memset socket getifaddrs freeifaddrs)
AC_OUTPUT(Makefile src/Makefile doc/Makefile
perf/Makefile src/libzmq.pc \
devices/Makefile devices/zmq_forwarder/Makefile \
devices/zmq_streamer/Makefile devices/zmq_queue/Makefile \
builds/msvc/Makefile)
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