diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 487 |
1 files changed, 487 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..a9779fb --- /dev/null +++ b/configure.ac @@ -0,0 +1,487 @@ +# -*- 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])],[zeromq-dev@lists.zeromq.org]) + +AC_CONFIG_AUX_DIR(config) +AC_CONFIG_MACRO_DIR(config) +AC_CONFIG_HEADERS([src/platform.hpp]) +AM_INIT_AUTOMAKE(tar-ustar dist-zip foreign) +m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) + +# This lets us use PACKAGE_VERSION in Makefiles +AC_SUBST(PACKAGE_VERSION) + +# Libtool -version-info (ABI version) +# +# 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 +# +# Changes: +# +# ZeroMQ versions prior to 2.1.0 use 0:0:0 (undefined) +# ZeroMQ versions 2.1.x: 1:0:0 (ABI version 1) +# ZeroMQ version 3.0: 2:0:0 (ABI version 2) +# ZeroMQ version 3.1: 3:0:0 (ABI version 3) +# ZeroMQ version 4.0: 4:0:0 (ABI version 4) +# +# libzmq -version-info current:revision:age +LTVER="4:0:1" +AC_SUBST(LTVER) + +# Take a copy of original flags +ZMQ_ORIG_CFLAGS="${CFLAGS:-none}" +ZMQ_ORIG_CPPFLAGS="${CPPFLAGS:-none}" +ZMQ_ORIG_CXXFLAGS="${CXXFLAGS:-none}" + +# Checks for programs. +AC_PROG_CC +AC_PROG_CC_C99 +AC_PROG_CXX +AM_PROG_CC_C_O +AC_PROG_SED +AC_PROG_AWK + +# Libtool configuration for different targets. See acinclude.m4 +AC_ARG_VAR([XMLTO], [Path to xmlto command]) +AC_PATH_PROG([XMLTO], [xmlto]) +AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command]) +AC_PATH_PROG([ASCIIDOC], [asciidoc]) +LIBZMQ_CONFIG_LIBTOOL +AC_LIBTOOL_WIN32_DLL +AC_PROG_LIBTOOL + +# Check whether to build a with debug symbols +LIBZMQ_CHECK_ENABLE_DEBUG + +# Check wheter to enable code coverage +LIBZMQ_WITH_GCOV + +# Allow libsodium to be installed in a custom path: + +AC_ARG_WITH([libsodium], + [AS_HELP_STRING([--with-libsodium], + [Specify libsodium prefix])], + [zmq_search_libsodium="yes"], + []) + +if test "x$zmq_search_libsodium" = "xyes"; then + if test -r "${with_libsodium}/include/sodium.h"; then + CPPFLAGS="-I${with_libsodium}/include ${CPPFLAGS}" + LDFLAGS="-L${with_libsodium}/lib ${LDFLAGS}" + fi +fi + +AC_ARG_WITH([libsodium-include-dir], + [AS_HELP_STRING([--with-libsodium-include-dir], + [Specify libsodium include prefix])], + [zmq_search_libsodium_include="yes"], + []) + +if test "x$zmq_search_libsodium_include" = "xyes"; then + if test -r "${with_libsodium_include_dir}/sodium.h"; then + CPPFLAGS="-I${with_libsodium_include_dir}/include ${CPPFLAGS}" + fi +fi + +AC_ARG_WITH([libsodium_lib_dir], + [AS_HELP_STRING([--with-libsodium-lib-dir], + [Specify libsodium library prefix])], + [zmq_search_libsodium_lib="yes"], + []) + +if test "x$zmq_search_libsodium_lib" = "xyes"; then + if test -r "${with_libsodium_lib_dir}/libsodium.{a|so|dylib}"; then + LDFLAGS="-L${with_libsodium}/lib ${LDFLAGS}" + fi +fi + +# Set pedantic +libzmq_pedantic="yes" + +# By default compiling with -Werror except OSX. +libzmq_werror="yes" + +# By default use DSO visibility +libzmq_dso_visibility="yes" + +# Platform specific checks +libzmq_on_mingw32="no" +libzmq_on_android="no" +libzmq_on_linux="no" + +# Set some default features required by 0MQ code. +CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE $CPPFLAGS" + +# For host type checks +AC_CANONICAL_HOST + +# OS-specific tests +case "${host_os}" in + *linux*) + # Define on Linux to enable all library features. Define if using a gnu compiler + if test "x$GXX" = "xyes"; then + CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS" + fi + AC_DEFINE(ZMQ_HAVE_LINUX, 1, [Have Linux OS]) + libzmq_on_linux="yes" + + case "${host_os}" in + *android*) + AC_DEFINE(ZMQ_HAVE_ANDROID, 1, [Have Android OS]) + libzmq_on_android="yes" + ;; + esac + ;; + *solaris*) + # Define on Solaris to enable all library features + CPPFLAGS="-D_PTHREADS $CPPFLAGS" + AC_DEFINE(ZMQ_HAVE_SOLARIS, 1, [Have Solaris OS]) + AC_CHECK_LIB(socket, socket) + AC_CHECK_LIB(nsl, gethostbyname) + AC_MSG_CHECKING([whether atomic operations can be used]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM( + [[#include <atomic.h>]], + [[uint32_t value; + atomic_cas_32 (&value, 0, 0); + return 0;]])], + [solaris_has_atomic=yes], + [solaris_has_atomic=no]) + AC_MSG_RESULT([$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 + # ssp library is required for libsodium on Solaris-like systems + LDFLAGS="-lssp $LDFLAGS" + CPPFLAGS="$CPPFLAGS -Wno-long-long" + ;; + *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" + libzmq_pedantic="no" + libzmq_werror="no" + AC_DEFINE(ZMQ_HAVE_OSX, 1, [Have DarwinOSX OS]) + AC_LANG_PUSH([C++]) + LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Wno-uninitialized]) + AC_LANG_POP([C++]) + ;; + *netbsd*) + # Define on NetBSD to enable all library features + CPPFLAGS="-D_NETBSD_SOURCE $CPPFLAGS" + AC_DEFINE(ZMQ_HAVE_NETBSD, 1, [Have NetBSD OS]) + # NetBSD 5.0 and newer provides atomic operations but we can + # only use these on systems where PR #42842 has been fixed so + # we must try and link a test program using C++. + libzmq_netbsd_has_atomic=no + AC_MSG_CHECKING([whether atomic operations can be used]) + AC_LANG_PUSH([C++]) + AC_LINK_IFELSE([AC_LANG_PROGRAM( + [[#include <atomic.h>]], + [[uint32_t value; + atomic_cas_32 (&value, 0, 0); + return 0;]])], + [libzmq_netbsd_has_atomic=yes], + [libzmq_netbsd_has_atomic=no]) + AC_LANG_POP([C++]) + AC_MSG_RESULT([$libzmq_netbsd_has_atomic]) + if test "x$libzmq_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*) + libzmq_pedantic="no" + AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS]) + AC_CHECK_LIB(socket, socket) + ;; + *aix*) + AC_DEFINE(ZMQ_HAVE_AIX, 1, [Have AIX OS]) + ;; + *hpux*) + # Define on HP-UX to enable all library features + CPPFLAGS="-D_POSIX_C_SOURCE=200112L $CPPFLAGS" + AC_DEFINE(ZMQ_HAVE_HPUX, 1, [Have HPUX OS]) + LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Ae]) + AC_CHECK_FUNCS(gethrtime) + ;; + *mingw32*) + AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS]) + AC_DEFINE(ZMQ_HAVE_MINGW32, 1, [Have MinGW32]) + AC_CHECK_HEADERS(windows.h) + AC_CHECK_LIB(ws2_32, main, , + [AC_MSG_ERROR([cannot link with ws2_32.dll.])]) + AC_CHECK_LIB(rpcrt4, main, , + [AC_MSG_ERROR([cannot link with rpcrt4.dll.])]) + AC_CHECK_LIB(iphlpapi, main, , + [AC_MSG_ERROR([cannot link with iphlpapi.dll.])]) + # mingw32 defines __int64_t as long long + AC_LANG_PUSH([C++]) + LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Wno-long-long]) + AC_LANG_POP([C++]) + libzmq_on_mingw32="yes" + libzmq_dso_visibility="no" + + if test "x$enable_static" = "xyes"; then + AC_MSG_ERROR([Building static libraries is not supported under MinGW32]) + fi + ;; + *cygwin*) + # Define on Cygwin to enable all library features + CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS" + AC_DEFINE(ZMQ_HAVE_CYGWIN, 1, [Have Cygwin]) + if test "x$enable_static" = "xyes"; then + AC_MSG_ERROR([Building static libraries is not supported under Cygwin]) + fi + ;; + *) + AC_MSG_ERROR([unsupported system: ${host_os}.]) + ;; +esac + +# Checks for libraries +AC_CHECK_LIB([pthread], [pthread_create]) +AC_CHECK_LIB([rt], [clock_gettime]) +AC_CHECK_LIB([sodium], [sodium_init],,AC_MSG_WARN(libsodium is needed for CURVE security)) + +# +# Check if the compiler supports -fvisibility=hidden flag. MinGW32 uses __declspec +# +if test "x$libzmq_dso_visibility" = "xyes"; then + AC_LANG_PUSH([C++]) + LIBZMQ_CHECK_LANG_VISIBILITY([LIBZMQ_EXTRA_CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_visibility_flag ${LIBZMQ_EXTRA_CXXFLAGS}"]) + AC_LANG_POP([C++]) +fi + +# CPU-specific optimizations +case "${host_cpu}" in + *sparc*) + AC_LANG_PUSH([C++]) + LIBZMQ_CHECK_LANG_FLAG_PREPEND([-mcpu=v9]) + AC_LANG_POP([C++]) + ;; + *) + ;; +esac + +# Check whether to build docs / install man pages +LIBZMQ_CHECK_DOC_BUILD + +# Check polling system +LIBZMQ_CHECK_POLLER([CPPFLAGS="${CPPFLAGS} -D${libzmq_cv_poller_flag}"], + [AC_MSG_ERROR([Unable to continue without polling system])]) + +# 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 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.])]) + +# Check if we have sys/uio.h header file. +AC_CHECK_HEADERS(sys/uio.h, [AC_DEFINE(ZMQ_HAVE_UIO, 1, [Have uio.h header.])]) + +# Force not to use eventfd +AC_ARG_ENABLE([eventfd], [AS_HELP_STRING([--disable-eventfd], [disable eventfd [default=no]])], + [zmq_disable_eventfd=yes], [zmq_disable_eventfd=no]) + +if test "x$zmq_disable_eventfd" != "xyes"; then + # Check if we have eventfd.h header file. + AC_CHECK_HEADERS(sys/eventfd.h, + [AC_DEFINE(ZMQ_HAVE_EVENTFD, 1, [Have eventfd extension.])]) +fi + +# Use c++ in subsequent tests +AC_LANG_PUSH(C++) + +AC_HEADER_STDBOOL +AC_C_CONST +AC_C_INLINE +# Checks for typedefs, structures, and compiler characteristics. +if test "x$libzmq_cv_[]_AC_LANG_ABBREV[]_intel_compiler" = "xyes"; then + dnl 279: controlling expression is constant + dnl Fixes build with ICC 12.x + LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SIZE_T]) + LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SSIZE_T]) +else + AC_TYPE_SIZE_T + AC_TYPE_SSIZE_T +fi +AC_HEADER_TIME +AC_TYPE_UINT32_T +AC_C_VOLATILE + +# PGM extension +libzmq_pgm_ext="no" + +pgm_basename="libpgm-5.2.122~dfsg" + +AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm], + [build libzmq with PGM extension [default=no]])], + [with_pgm_ext=$withval], [with_pgm_ext=no]) + +# build using system pgm +AC_ARG_WITH([system-pgm], [AS_HELP_STRING([--with-system-pgm], + [build libzmq with PGM extension. Requires pkg-config [default=no]])], + [with_system_pgm_ext=yes], [with_system_pgm_ext=no]) + +if test "x$with_pgm_ext" != "xno" -a "x$with_system_pgm_ext" != "xno"; then + AC_MSG_ERROR([--with-pgm and --with-system-pgm cannot be specified together]) +fi + +if test "x$with_pgm_ext" != "xno"; then + + # This allows placing the tar.gz to foreign/openpgm + # and using ./configure --with-pgm=libpgm-x.y.z + if test "x$with_pgm_ext" != "xyes"; then + pgm_basename="$with_pgm_ext" + fi + + # Unpack libpgm + AC_MSG_NOTICE([Unpacking ${pgm_basename}.tar.gz]) + libzmq_pwd=`pwd` + cd foreign/openpgm + + if ! (gzip -dc "${pgm_basename}.tar.gz" || echo "failed") | ${am__untar}; then + AC_MSG_ERROR([cannot unpack the foreign/openpgm/${pgm_basename}.tar.gz file]) + fi + + cd "${libzmq_pwd}" + + if test -d foreign/openpgm/build-staging; then + rm -rf foreign/openpgm/build-staging + fi + + mv foreign/openpgm/${pgm_basename} foreign/openpgm/build-staging + pgm_srcdir=foreign/openpgm/build-staging/openpgm/pgm + + if ! test -d foreign/openpgm/build-staging/openpgm/pgm/config; then + mkdir foreign/openpgm/build-staging/openpgm/pgm/config + fi + + # DSO symbol visibility for openpgm + AC_LANG_PUSH([C]) + LIBZMQ_CHECK_LANG_VISIBILITY([ac_configure_args="CFLAGS='$libzmq_cv_[]_AC_LANG_ABBREV[]_visibility_flag' ${ac_configure_args}"]) + AC_LANG_POP([C]) + + pgm_subdir=build-staging/openpgm/pgm + AC_SUBST(pgm_subdir) + + AC_SUBST(pgm_srcdir) + AC_CONFIG_SUBDIRS([foreign/openpgm/build-staging/openpgm/pgm/]) + + # Success! + AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension]) + libzmq_pgm_ext="yes" +fi + +# Build with system openpgm +if test "x$with_system_pgm_ext" != "xno"; then + m4_ifdef([PKG_CHECK_MODULES], [ + have_pgm_system_library="no" + PKG_CHECK_MODULES([OpenPGM], [openpgm-5.2 >= 5.2], + [ have_pgm_system_library="yes" ], + [PKG_CHECK_MODULES([OpenPGM], [openpgm-5.1 >= 5.1], + [ have_pgm_system_library="yes" ]) + ] + ) + if test "x$have_pgm_system_library" = "xyes"; then + AC_DEFINE(ZMQ_HAVE_OPENPGM, 1, [Have OpenPGM extension]) + LIBZMQ_EXTRA_CXXFLAGS="$OpenPGM_CFLAGS $LIBZMQ_EXTRA_CXXFLAGS" + LIBS="$OpenPGM_LIBS $LIBS" + fi + ], + [AC_MSG_ERROR([--with-system-pgm requires a working pkg-config installation])]) +fi + +AC_SUBST(pgm_basename) + +# Set -Wall, -Werror and -pedantic +AC_LANG_PUSH([C++]) + +# Check how to enable -Wall +LIBZMQ_LANG_WALL([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_wall_flag $CPPFLAGS"]) + +if test "x$libzmq_werror" = "xyes" -a "x$libzmq_cv_[]_AC_LANG_ABBREV[]_sun_studio_compiler" != "xyes"; then + LIBZMQ_LANG_WERROR([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_werror_flag $CPPFLAGS"]) +fi + +if test "x$libzmq_pedantic" = "xyes"; then + LIBZMQ_LANG_STRICT([CPPFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_strict_flag $CPPFLAGS"]) +fi +AC_LANG_POP([C++]) + +AM_CONDITIONAL(BUILD_PGM, test "x$libzmq_pgm_ext" = "xyes") +AM_CONDITIONAL(ON_MINGW, test "x$libzmq_on_mingw32" = "xyes") +AM_CONDITIONAL(ON_ANDROID, test "x$libzmq_on_android" = "xyes") +AM_CONDITIONAL(ON_LINUX, test "x$libzmq_on_linux" = "xyes") + +# Checks for library functions. +AC_TYPE_SIGNAL +AC_CHECK_FUNCS(perror gettimeofday clock_gettime memset socket getifaddrs freeifaddrs fork) +AC_CHECK_HEADERS([alloca.h]) +LIBZMQ_CHECK_SOCK_CLOEXEC([AC_DEFINE( + [ZMQ_HAVE_SOCK_CLOEXEC], + [1], + [Whether SOCK_CLOEXEC is defined and functioning.]) + ]) + +# TCP keep-alives Checks. +LIBZMQ_CHECK_SO_KEEPALIVE([AC_DEFINE( + [ZMQ_HAVE_SO_KEEPALIVE], + [1], + [Whether SO_KEEPALIVE is supported.]) + ]) +LIBZMQ_CHECK_TCP_KEEPCNT([AC_DEFINE( + [ZMQ_HAVE_TCP_KEEPCNT], + [1], + [Whether TCP_KEEPCNT is supported.]) + ]) +LIBZMQ_CHECK_TCP_KEEPIDLE([AC_DEFINE( + [ZMQ_HAVE_TCP_KEEPIDLE], + [1], + [Whether TCP_KEEPIDLE is supported.]) + ]) +LIBZMQ_CHECK_TCP_KEEPINTVL([AC_DEFINE( + [ZMQ_HAVE_TCP_KEEPINTVL], + [1], + [Whether TCP_KEEPINTVL is supported.]) + ]) +LIBZMQ_CHECK_TCP_KEEPALIVE([AC_DEFINE( + [ZMQ_HAVE_TCP_KEEPALIVE], + [1], + [Whether TCP_KEEPALIVE is supported.]) + ]) + +# Subst LIBZMQ_EXTRA_CFLAGS & CXXFLAGS & LDFLAGS +AC_SUBST(LIBZMQ_EXTRA_CFLAGS) +AC_SUBST(LIBZMQ_EXTRA_CXXFLAGS) +AC_SUBST(LIBZMQ_EXTRA_LDFLAGS) + +AC_CONFIG_FILES([Makefile \ + src/Makefile \ + src/libzmq.pc \ + doc/Makefile \ + perf/Makefile \ + tests/Makefile \ + tools/Makefile \ + builds/msvc/Makefile \ + foreign/openpgm/Makefile \ + builds/redhat/zeromq.spec]) +AC_OUTPUT |