# -*- 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="" # Enable -pedantic if not using icc, this may be overridden later AC_CHECK_LANG_ICC if test "xyes" = "x$ac_cv_c_intel_compiler" -o "xyes" = "x$ac_cv_cpp_intel_compiler"; then pedantic="no" else pedantic="yes" fi #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(rt, main) 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 $CPPFLAGS" AC_DEFINE(ZMQ_HAVE_OPENBSD, 1, [Have OpenBSD OS]) ;; *nto-qnx*) pedantic="no" AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS]) AC_CHECK_LIB(socket,main) AC_CHECK_LIB(crypto,RAND_bytes) ;; *aix*) AC_DEFINE(ZMQ_HAVE_AIX, 1, [Have AIX OS]) ;; *hpux*) # Define on HP-UX to enable all library features CPPFLAGS="-D_POSIX_C_SOURCE=200112L" AC_DEFINE(ZMQ_HAVE_HPUX, 1, [Have HPUX OS]) AC_CHECK_LIB(rt, main) ;; *mingw32*) AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS]) AC_DEFINE(ZMQ_HAVE_MINGW32, 1, [Have MinGW32]) AC_CHECK_HEADERS(windows.h) AC_CHECK_LIB(ws2_32, main, , [AC_MSG_ERROR([cannot link with ws2_32.dll.])]) AC_CHECK_LIB(rpcrt4, main, , [AC_MSG_ERROR([cannot link with rpcrt4.dll.])]) AC_CHECK_LIB(iphlpapi, main, , [AC_MSG_ERROR([cannot link with iphlpapi.dll.])]) CFLAGS="${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, 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$HAVE_INTTYPES_H" = "xyes"; then inttypes="1" fi # PGM extension pgm_ext="no" pgm_basename="libpgm-5.0.78" AC_SUBST(pgm_basename) AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm], [build libzmq with PGM extension [default=no]])], [with_pgm_ext=yes], [with_pgm_ext=no]) if test "x$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, AMD64, and SPARC platforms... case "${host_cpu}" in i*86|x86_64|amd64|*sparc*) # Supported ;; *) AC_MSG_ERROR([the PGM extension is not supported on the ${host_cpu} platform.]) ;; esac # ... and on Linux/Windows/Solaris/FreeBSD/OSX systems. case "${host_os}" in *linux*|*mingw32*|*solaris*|*freebsd*|*darwin*) LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_EXTRA_CXXFLAGS} -Wno-variadic-macros -Wno-long-long " ;; *) AC_MSG_ERROR([the PGM extension is not supported on system ${host_os}.]) ;; esac AC_MSG_RESULT([yes]) # Gzip, Perl and Python are required duing PGM build AC_CHECK_PROG(have_gzip, gzip, yes, no) if test "x$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 tests/Makefile)