mirror of
https://github.com/zeromq/libzmq.git
synced 2024-12-12 18:40:27 +01:00
398 lines
12 KiB
Plaintext
398 lines
12 KiB
Plaintext
# -*- Autoconf -*-
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# Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.61)
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#
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# The 0MQ version number is extracted from include/zmq.h using
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# the version.sh script. Hence, it should be updated there.
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# The version in git should reflect the *next* version planned.
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#
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AC_INIT([zeromq],[m4_esyscmd([./version.sh])],[zeromq-dev@lists.zeromq.org])
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AC_CONFIG_AUX_DIR(config)
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AC_CONFIG_MACRO_DIR(config)
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AM_CONFIG_HEADER(src/platform.hpp)
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AM_INIT_AUTOMAKE(tar-ustar dist-zip foreign)
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m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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# This lets us use PACKAGE_VERSION in Makefiles
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AC_SUBST(PACKAGE_VERSION)
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# Libtool -version-info (ABI version)
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#
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# Don't change this unless you know exactly what you're doing and have read and
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# understand:
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# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
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#
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# Changes:
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#
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# ZeroMQ versions prior to 2.1.0 use 0.0.0 ("unstable")
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# ZeroMQ version 2.1.0: 1:0:0
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#
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# libzmq -version-info current:revision:age
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LTVER="1:0:0"
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AC_SUBST(LTVER)
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# Take a copy of original flags
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ZMQ_ORIG_CFLAGS="${CFLAGS:-none}"
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ZMQ_ORIG_CPPFLAGS="${CPPFLAGS:-none}"
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ZMQ_ORIG_CXXFLAGS="${CXXFLAGS:-none}"
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# Checks for programs.
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AC_PROG_CC
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AC_PROG_CC_C99
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AC_PROG_CXX
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AM_PROG_CC_C_O
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AC_PROG_SED
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AC_PROG_AWK
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# Libtool configuration for different targets. See acinclude.m4
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AC_ARG_VAR([XMLTO], [Path to xmlto command])
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AC_PATH_PROG([XMLTO], [xmlto])
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AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command])
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AC_PATH_PROG([ASCIIDOC], [asciidoc])
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LIBZMQ_CONFIG_LIBTOOL
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AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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# Check whether to build a with debug symbols
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LIBZMQ_CHECK_ENABLE_DEBUG
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# Check wheter to enable code coverage
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LIBZMQ_WITH_GCOV
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# Checks for libraries.
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AC_CHECK_LIB([pthread], [pthread_create])
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# Set pedantic
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libzmq_pedantic="yes"
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# By default compiling with -Werror except OSX.
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libzmq_werror="yes"
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# By default use DSO visibility
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libzmq_dso_visibility="yes"
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# Whether we are on mingw or not.
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libzmq_on_mingw32="no"
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# Set some default features required by 0MQ code.
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CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE $CPPFLAGS"
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# For host type checks
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AC_CANONICAL_HOST
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# OS-specific tests
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case "${host_os}" in
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*linux*)
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# Define on Linux to enable all library features. Define if using a gnu compiler
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if test "x$GXX" = "xyes"; then
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CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
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fi
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AC_DEFINE(ZMQ_HAVE_LINUX, 1, [Have Linux OS])
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AC_CHECK_LIB(rt, sem_init)
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case "${host_os}" in
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*android*)
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AC_DEFINE(ZMQ_HAVE_ANDROID, 1, [Have Android OS])
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;;
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esac
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;;
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*solaris*)
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# Define on Solaris to enable all library features
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CPPFLAGS="-D_PTHREADS $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_SOLARIS, 1, [Have Solaris OS])
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AC_CHECK_LIB(socket, socket)
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AC_CHECK_LIB(nsl, gethostbyname)
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AC_CHECK_LIB(rt, sem_init)
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AC_MSG_CHECKING([whether atomic operations can be used])
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
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[[#include <atomic.h>]],
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[[uint32_t value;
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atomic_cas_32 (&value, 0, 0);
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return 0;]])],
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[solaris_has_atomic=yes],
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[solaris_has_atomic=no])
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AC_MSG_RESULT([$solaris_has_atomic])
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# Solaris 8 does not have atomic operations exported to user space.
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if test "x$solaris_has_atomic" = "xno"; then
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AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
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fi
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;;
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*freebsd*)
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# Define on FreeBSD to enable all library features
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CPPFLAGS="-D__BSD_VISIBLE $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_FREEBSD, 1, [Have FreeBSD OS])
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;;
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*darwin*)
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# Define on Darwin to enable all library features
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CPPFLAGS="-D_DARWIN_C_SOURCE $CPPFLAGS"
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libzmq_pedantic="no"
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libzmq_werror="no"
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AC_DEFINE(ZMQ_HAVE_OSX, 1, [Have DarwinOSX OS])
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AC_LANG_PUSH([C++])
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LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Wno-uninitialized])
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AC_LANG_POP([C++])
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;;
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*netbsd*)
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# Define on NetBSD to enable all library features
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CPPFLAGS="-D_NETBSD_SOURCE $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_NETBSD, 1, [Have NetBSD OS])
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# NetBSD 5.0 and newer provides atomic operations but we can
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# only use these on systems where PR #42842 has been fixed so
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# we must try and link a test program using C++.
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libzmq_netbsd_has_atomic=no
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AC_MSG_CHECKING([whether atomic operations can be used])
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AC_LANG_PUSH([C++])
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AC_LINK_IFELSE([AC_LANG_PROGRAM(
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[[#include <atomic.h>]],
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[[uint32_t value;
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atomic_cas_32 (&value, 0, 0);
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return 0;]])],
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[libzmq_netbsd_has_atomic=yes],
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[libzmq_netbsd_has_atomic=no])
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AC_LANG_POP([C++])
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AC_MSG_RESULT([$libzmq_netbsd_has_atomic])
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if test "x$libzmq_netbsd_has_atomic" = "xno"; then
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AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
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fi
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;;
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*openbsd*)
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# Define on OpenBSD to enable all library features
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CPPFLAGS="-D_BSD_SOURCE $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_OPENBSD, 1, [Have OpenBSD OS])
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;;
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*nto-qnx*)
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libzmq_pedantic="no"
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AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS])
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AC_CHECK_LIB(socket, socket)
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;;
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*aix*)
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AC_DEFINE(ZMQ_HAVE_AIX, 1, [Have AIX OS])
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;;
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*hpux*)
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# Define on HP-UX to enable all library features
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CPPFLAGS="-D_POSIX_C_SOURCE=200112L $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_HPUX, 1, [Have HPUX OS])
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AC_CHECK_LIB(rt, sem_init)
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;;
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*mingw32*)
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AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS])
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AC_DEFINE(ZMQ_HAVE_MINGW32, 1, [Have MinGW32])
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AC_CHECK_HEADERS(windows.h)
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AC_CHECK_LIB(ws2_32, main, ,
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[AC_MSG_ERROR([cannot link with ws2_32.dll.])])
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AC_CHECK_LIB(rpcrt4, main, ,
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[AC_MSG_ERROR([cannot link with rpcrt4.dll.])])
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AC_CHECK_LIB(iphlpapi, main, ,
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[AC_MSG_ERROR([cannot link with iphlpapi.dll.])])
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# mingw32 defines __int64_t as long long
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AC_LANG_PUSH([C++])
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LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Wno-long-long])
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AC_LANG_POP([C++])
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libzmq_on_mingw32="yes"
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libzmq_dso_visibility="no"
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if test "x$enable_static" = "xyes"; then
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AC_MSG_ERROR([Building static libraries is not supported under MinGW32])
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fi
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;;
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*cygwin*)
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# Define on Cygwin to enable all library features
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CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
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AC_DEFINE(ZMQ_HAVE_CYGWIN, 1, [Have Cygwin])
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if test "x$enable_static" = "xyes"; then
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AC_MSG_ERROR([Building static libraries is not supported under Cygwin])
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fi
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;;
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*)
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AC_MSG_ERROR([unsupported system: ${host_os}.])
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;;
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esac
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#
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# Check if the compiler supports -fvisibility=hidden flag. MinGW32 uses __declspec
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#
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if test "x$libzmq_dso_visibility" = "xyes"; then
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AC_LANG_PUSH([C++])
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LIBZMQ_CHECK_LANG_VISIBILITY([LIBZMQ_EXTRA_CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_visibility_flag ${LIBZMQ_EXTRA_CXXFLAGS}"])
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AC_LANG_POP([C++])
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fi
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# CPU-specific optimizations
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case "${host_cpu}" in
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*sparc*)
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AC_LANG_PUSH([C++])
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LIBZMQ_CHECK_LANG_FLAG_PREPEND([-mcpu=v9])
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AC_LANG_POP([C++])
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;;
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*)
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;;
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esac
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# Check whether to build docs / install man pages
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LIBZMQ_CHECK_DOC_BUILD
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# Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS(errno.h arpa/inet.h netinet/tcp.h netinet/in.h stddef.h \
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stdlib.h string.h sys/socket.h sys/time.h unistd.h limits.h)
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# Check if we have ifaddrs.h header file.
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AC_CHECK_HEADERS(ifaddrs.h, [AC_DEFINE(ZMQ_HAVE_IFADDRS, 1, [Have ifaddrs.h header.])])
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# Force not to use eventfd
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AC_ARG_ENABLE([eventfd], [AS_HELP_STRING([--disable-eventfd], [disable eventfd [default=no]])],
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[zmq_disable_eventfd=yes], [zmq_disable_eventfd=no])
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if test "x$zmq_disable_eventfd" != "xyes"; then
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# Check if we have eventfd.h header file.
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AC_CHECK_HEADERS(sys/eventfd.h,
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[AC_DEFINE(ZMQ_HAVE_EVENTFD, 1, [Have eventfd extension.])])
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fi
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# Use c++ in subsequent tests
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AC_LANG_PUSH(C++)
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AC_HEADER_STDBOOL
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AC_C_CONST
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AC_C_INLINE
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# Checks for typedefs, structures, and compiler characteristics.
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if test "x$libzmq_cv_[]_AC_LANG_ABBREV[]_intel_compiler" = "xyes"; then
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dnl 279: controlling expression is constant
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dnl Fixes build with ICC 12.x
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LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SIZE_T])
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LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SSIZE_T])
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else
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AC_TYPE_SIZE_T
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AC_TYPE_SSIZE_T
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fi
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AC_HEADER_TIME
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AC_TYPE_UINT32_T
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AC_C_VOLATILE
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# PGM extension
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libzmq_pgm_ext="no"
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pgm_basename="libpgm-5.1.115~dfsg"
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AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm],
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[build libzmq with PGM extension [default=no]])],
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[with_pgm_ext=$withval], [with_pgm_ext=no])
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# build using system pgm
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AC_ARG_WITH([system-pgm], [AS_HELP_STRING([--with-system-pgm],
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[build libzmq with PGM extension. Requires pkg-config [default=no]])],
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[with_system_pgm_ext=yes], [with_system_pgm_ext=no])
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if test "x$with_pgm_ext" != "xno" -a "x$with_system_pgm_ext" != "xno"; then
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AC_MSG_ERROR([--with-pgm and --with-system-pgm cannot be specified together])
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fi
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if test "x$with_pgm_ext" != "xno"; then
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# This allows placing the tar.gz to foreign/openpgm
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# and using ./configure --with-pgm=libpgm-x.y.z
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if test "x$with_pgm_ext" != "xyes"; then
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pgm_basename="$with_pgm_ext"
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fi
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# Unpack libpgm
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AC_MSG_NOTICE([Unpacking ${pgm_basename}.tar.gz])
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libzmq_pwd=`pwd`
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cd foreign/openpgm
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if ! (gzip -dc "${pgm_basename}.tar.gz" || echo "failed") | ${am__untar}; then
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AC_MSG_ERROR([cannot unpack the foreign/openpgm/${pgm_basename}.tar.gz file])
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fi
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cd "${libzmq_pwd}"
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if test -d foreign/openpgm/build-staging; then
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rm -rf foreign/openpgm/build-staging
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fi
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mv foreign/openpgm/${pgm_basename} foreign/openpgm/build-staging
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pgm_srcdir=foreign/openpgm/build-staging/openpgm/pgm
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if ! test -d foreign/openpgm/build-staging/openpgm/pgm/config; then
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mkdir foreign/openpgm/build-staging/openpgm/pgm/config
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fi
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# DSO symbol visibility for openpgm
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AC_LANG_PUSH([C])
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LIBZMQ_CHECK_LANG_VISIBILITY([ac_configure_args="CFLAGS='$libzmq_cv_[]_AC_LANG_ABBREV[]_visibility_flag' ${ac_configure_args}"])
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AC_LANG_POP([C])
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pgm_subdir=build-staging/openpgm/pgm
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AC_SUBST(pgm_subdir)
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AC_SUBST(pgm_srcdir)
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AC_CONFIG_SUBDIRS([foreign/openpgm/build-staging/openpgm/pgm/])
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# Success!
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AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension])
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libzmq_pgm_ext="yes"
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fi
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# Build with system openpgm
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if test "x$with_system_pgm_ext" != "xno"; then
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m4_ifdef([PKG_CHECK_MODULES], [
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PKG_CHECK_MODULES([OpenPGM], [openpgm-5.1 >= 5.1])
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AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension])
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LIBZMQ_EXTRA_CXXFLAGS="$OpenPGM_CFLAGS $LIBZMQ_EXTRA_CXXFLAGS"
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LIBS="$OpenPGM_LIBS $LIBS"
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],
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[AC_MSG_ERROR([--with-system-pgm requires a working pkg-config installation])])
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fi
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AC_SUBST(pgm_basename)
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# VTCP extension
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libzmq_vtcp="no"
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AC_ARG_WITH([vtcp], [AS_HELP_STRING([--with-vtcp],
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[build libzmq with VTCP extension [default=no]])],
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[with_vtcp=$withval], [with_vtcp=no])
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if test "x$with_vtcp" != "xno"; then
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AC_DEFINE(ZMQ_HAVE_VTCP, 1, [Have VTCP extension])
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AC_CHECK_LIB(vtcp, vtcp_bind, ,
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[AC_MSG_ERROR([cannot link with -lvtcp, install libvtcp.])])
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fi
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# Set -Wall, -Werror and -pedantic
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AC_LANG_PUSH([C++])
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# Check how to enable -Wall
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LIBZMQ_LANG_WALL([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_wall_flag $CPPFLAGS"])
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if test "x$libzmq_werror" = "xyes" -a "x$libzmq_cv_[]_AC_LANG_ABBREV[]_sun_studio_compiler" != "xyes"; then
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LIBZMQ_LANG_WERROR([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_werror_flag $CPPFLAGS"])
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fi
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if test "x$libzmq_pedantic" = "xyes"; then
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LIBZMQ_LANG_STRICT([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_strict_flag $CPPFLAGS"])
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fi
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AC_LANG_POP([C++])
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AM_CONDITIONAL(BUILD_PGM, test "x$libzmq_pgm_ext" = "xyes")
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AM_CONDITIONAL(ON_MINGW, test "x$libzmq_on_mingw32" = "xyes")
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# Checks for library functions.
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AC_TYPE_SIGNAL
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AC_CHECK_FUNCS(perror gettimeofday memset socket getifaddrs freeifaddrs)
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AC_CHECK_HEADERS([alloca.h])
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# Subst LIBZMQ_EXTRA_CFLAGS & CXXFLAGS & LDFLAGS
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AC_SUBST(LIBZMQ_EXTRA_CFLAGS)
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AC_SUBST(LIBZMQ_EXTRA_CXXFLAGS)
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AC_SUBST(LIBZMQ_EXTRA_LDFLAGS)
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AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile
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perf/Makefile src/libzmq.pc \
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builds/msvc/Makefile tests/Makefile \
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foreign/openpgm/Makefile \
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builds/redhat/zeromq.spec])
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AC_OUTPUT
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