gearman/configure.ac

# Gearman server and library
# Copyright (C) 2008 Brian Aker, Eric Day
# All rights reserved.
#
# Use and distribution licensed under the BSD license.  See
# the COPYING file in this directory for full text.

AC_PREREQ(2.59)
AC_INIT(gearmand, [0.8], [https://launchpad.net/gearmand])
AC_CONFIG_SRCDIR(libgearman/gearman.c)
AC_CONFIG_AUX_DIR(config)
AC_CONFIG_HEADERS([config.h])

GEARMAN_LIBRARY_VERSION=1:2:0
#                       | | |
#                +------+ | +---+
#                |        |     |
#             current:revision:age
#                |        |     |
#                |        |     +- increment if interfaces have been added
#                |        |        set to zero if interfaces have been removed
#                |        |        or changed
#                |        +- increment if source code has changed
#                |           set to zero if current is incremented
#                +- increment if interfaces have been added, removed or changed
AC_SUBST(GEARMAN_LIBRARY_VERSION)

# Setting CFLAGS here prevents AC_CANONICAL_TARGET from injecting them
SAVE_CFLAGS=${CFLAGS}
SAVE_CXXFLAGS=${CXXFLAGS}
CFLAGS=
CXXFLAGS=

AC_CANONICAL_TARGET

CFLAGS=${SAVE_CFLAGS}
CXXFLAGS=${SAVE_CXXFLAGS}

AM_INIT_AUTOMAKE([-Wall -Werror nostdinc subdir-objects])

if test "x${enable_dependency_tracking}" = "x"
then
  enable_dependency_tracking=yes
fi

if test -d "${srcdir}/.bzr"
then
  building_from_bzr=yes
else
  building_from_bzr=no
fi

AC_PROG_CC
AC_PROG_CC_C99
AM_PROG_CC_STDC
AC_PROG_CXX

ACX_USE_SYSTEM_EXTENSIONS

AC_PROG_CPP
AM_PROG_CC_C_O

AC_C_BIGENDIAN
AC_C_CONST
AC_HEADER_TIME
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_FUNC_MALLOC
AC_FUNC_REALLOC

AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])

# We use libtool
AC_PROG_LIBTOOL

AC_MSG_CHECKING("C Compiler version")
if test "$GCC" = "yes"
then
  CC_VERSION=`$CC --version | sed 1q`
elif test "$SUNCC" = "yes"
then
  CC_VERSION=`$CC -V 2>&1 | sed 1q`
else
  CC_VERSION=""
fi
AC_MSG_RESULT("$CC_VERSION")
AC_SUBST(CC_VERSION)

# libgearman versioning when linked with GNU ld.
if test "$lt_cv_prog_gnu_ld" = "yes"
then
    LD_VERSION_SCRIPT="-Wl,--version-script=\$(top_srcdir)/libgearman/libgearman.ver"
fi
AC_SUBST(LD_VERSION_SCRIPT)

# Use the C99 enabling flag found earlier
AS_IF([test "$ac_cv_prog_cc_c99" != "no"],
      [CFLAGS="$ac_cv_prog_cc_c99 ${CFLAGS}"])

# Build optimized or debug version ?
# First check for gcc and g++
if test "$GCC" = "yes"
then
  CFLAGS="-ggdb3 ${CFLAGS}"
  DEBUG_CFLAGS="-O0"
  OPTIMIZE_CFLAGS="-O3"
fi
if test "x$SUNCC" = "xyes"
then
   CFLAGS="-g -mt $CFLAGS"
   CXXFLAGS="-g -mt -xlang=c99 $CXXFLAGS"
   OPTIMIZE_CFLAGS="-xO4 -xlibmil -xdepend -Xa -xstrconst"
fi

ENABLE_64BIT


AC_LIB_PREFIX

#--------------------------------------------------------------------
# Check for libpthread
#--------------------------------------------------------------------

ACX_PTHREAD(,AC_MSG_ERROR(could not find libpthread))
LIBS="${PTHREAD_LIBS} ${LIBS}"
CFLAGS="${PTHREAD_CFLAGS} ${CFLAGS}"
CC="$PTHREAD_CC"

#--------------------------------------------------------------------
# Check for libevent
#--------------------------------------------------------------------

AC_LIB_HAVE_LINKFLAGS(event,,
[
#include <sys/types.h>
#include <sys/time.h>
#include <stdlib.h>
#include <event.h>
],[
  struct bufferevent bev;
  bufferevent_settimeout(&bev, 1, 1);
  event_init();
  event_loop(EVLOOP_ONCE);
])
AS_IF([test x$ac_cv_libevent = xno],
      AC_MSG_ERROR([A recent version of libevent is required to build gearmand. On Debian this can be found in libevent-dev. On RedHat its in libevent-devel. You can also install the latest from source at http://www.monkey.org/~provos/libevent.]))


save_LIBS="${LIBS}"
LIBS="${LIBS} ${LTLIBEVENT}"
AC_CHECK_FUNCS(event_base_new)
AC_CHECK_FUNCS(event_base_free)
AC_CHECK_FUNCS(event_base_get_method)
LIBS="$save_LIBS"

#--------------------------------------------------------------------
# Check for libuuid
#--------------------------------------------------------------------

AC_CHECK_HEADERS(uuid/uuid.h)
if test "x$ac_cv_header_uuid_uuid_h" = "xno"
then
  AC_MSG_ERROR([Couldn't find uuid/uuid.h. On Debian this can be found in uuid-dev. On Redhat this can be found in e2fsprogs-devel.])
fi
AC_LIB_HAVE_LINKFLAGS(uuid,,
[
#include <uuid/uuid.h>
],
[
  uuid_t uout;
  uuid_generate(uout);
])

#--------------------------------------------------------------------
# Check for tcmalloc
#--------------------------------------------------------------------

AC_ARG_ENABLE([tcmalloc],
    [AS_HELP_STRING([--enable-tcmalloc],
       [Enable linking with tcmalloc @<:@default=off@:>@])],
    [ac_enable_tcmalloc="$enableval"],
    [ac_enable_tcmalloc="no"])

if test "x$ac_enable_tcmalloc" != "xno"
then
  AC_CHECK_LIB(tcmalloc,malloc,[],[])
fi

if test "x$ac_cv_lib_tcmalloc_malloc" != "xyes"
then
  AC_CHECK_LIB(mtmalloc,malloc,[],[])
fi

#--------------------------------------------------------------------
# Check for libdrizzle
#--------------------------------------------------------------------

AC_LIB_HAVE_LINKFLAGS(drizzle,,
[
  #include <libdrizzle/drizzle_client.h>
],
[
  drizzle_st drizzle;
  drizzle_version();
])

AM_CONDITIONAL(HAVE_LIBDRIZZLE, test x$ac_cv_libdrizzle = xyes)

#--------------------------------------------------------------------
# Check for libmemcached
#--------------------------------------------------------------------

AC_LIB_HAVE_LINKFLAGS(memcached,,
[
  #include <libmemcached/memcached.h>
],
[
  memcached_st memc;
  memcached_dump_func *df;
  memcached_version();
])

AM_CONDITIONAL(HAVE_LIBMEMCACHED, test x$ac_cv_libmemcached = xyes)

AC_CHECK_HEADERS(assert.h errno.h fcntl.h getopt.h netinet/tcp.h pwd.h signal.h)
AC_CHECK_HEADERS(stdarg.h stddef.h stdio.h stdlib.h string.h)
AC_CHECK_HEADERS(sys/resource.h sys/stat.h)
AC_CHECK_HEADERS(sys/socket.h sys/types.h sys/utsname.h unistd.h strings.h)

dnl TODO: Remove this define once we are using 2.61 across the board.
# AX_HEADER_ASSERT
# ----------------
# Check whether to enable assertions.
AC_DEFUN([AX_HEADER_ASSERT],
[
  AC_MSG_CHECKING([whether to enable assertions])
  AC_ARG_ENABLE([assert],
    [AS_HELP_STRING([--disable-assert],
       [Turn off assertions])],
    [ac_cv_assert="no"],
    [ac_cv_assert="yes"])
  AC_MSG_RESULT([$ac_cv_assert])
])
AX_HEADER_ASSERT


AC_ARG_WITH([debug],
    [AS_HELP_STRING([--with-debug],
       [Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],
    [with_debug=$withval],
    [with_debug=no])
if test "$with_debug" = "yes"
then
  # Debugging. No optimization.
  CFLAGS="${DEBUG_CFLAGS} -DDEBUG ${CFLAGS}"
else
  # Optimized version. No debug
  CFLAGS="${OPTIMIZE_CFLAGS} ${CFLAGS}"
fi


AC_ARG_ENABLE([profiling],
    [AS_HELP_STRING([--enable-profiling],
       [Toggle profiling @<:@default=off@:>@])],
    [ac_profiling="$enableval"],
    [ac_profiling="no"])

AC_ARG_ENABLE([coverage],
    [AS_HELP_STRING([--enable-coverage],
       [Toggle coverage @<:@default=off@:>@])],
    [ac_coverage="$enableval"],
    [ac_coverage="no"])

if test "$GCC" = "yes"
then

  W_STRICT_ALIASING="-Wno-strict-aliasing"

  AS_IF([test "$ac_profiling" = "yes"],
        [CC_PROFILING="-pg"])

  AS_IF([test "$ac_coverage" = "yes"],
        [CC_COVERAGE="-fprofile-arcs -ftest-coverage"])

  AS_IF([test "$building_from_bzr" = "yes"],
        [W_FAIL="-Werror"])


  BASE_WARNINGS="-pedantic -W -Wall -Wextra ${W_FAIL} -Wundef  -Wshadow -Wmissing-declarations ${W_STRICT_ALIASING} -fdiagnostics-show-option" 
  CC_WARNINGS="${BASE_WARNINGS} -Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wswitch-default -Wswitch-enum -Wcast-align -Wconversion"
  CXX_WARNINGS="${BASE_WARNINGS} -Woverloaded-virtual  -Wnon-virtual-dtor -Wctor-dtor-privacy  -Wold-style-cast -Weffc++ -Wno-long-long -Wconversion"

  AC_CACHE_CHECK([whether it is safe to use -Wconversion with htons],
    [ac_cv_safe_to_use_Wconversion_],
    [save_CFLAGS="$CFLAGS"
     CFLAGS="-Werror -Wno-conversion ${CFLAGS}"
     AC_COMPILE_IFELSE(
       [AC_LANG_PROGRAM(
         [[
#include <netinet/in.h>
         ]],[[
uint16_t x= htons(80);
         ]])],
       [ac_cv_safe_to_use_Wconversion_=yes],
       [ac_cv_safe_to_use_Wconversion_=no])
     CFLAGS="$save_CFLAGS"])

  AS_IF([test "$ac_cv_safe_to_use_Wconversion_" = "no"],
        [
          NO_CONVERSION="-Wno-conversion"
        ])

  AC_CACHE_CHECK([whether it is safe to use -Wlogical-op],
    [ac_cv_safe_to_use_Wlogical_op_],
    [save_CFLAGS="$CFLAGS"
     CFLAGS="-Wlogical-op"
     AC_COMPILE_IFELSE([
       AC_LANG_PROGRAM(
       [[
#include <stdio>
       ]], [[]])
    ],
    [ac_cv_safe_to_use_Wlogical_op_=yes],
    [ac_cv_safe_to_use_Wlogical_op_=no])
  CFLAGS="$save_CFLAGS"])
  AS_IF([test "$ac_cv_safe_to_use_Wlogical_op_" = "yes"],
        [CC_WARNINGS="${CC_WARNINGS} -Wlogical-op"])

  AC_CACHE_CHECK([whether it is safe to use -Wredundant-decls from C++],
    [ac_cv_safe_to_use_Wredundant_decls_],
    [AC_LANG_PUSH(C++)
     save_CXXFLAGS="${CXXFLAGS}"
     CXXFLAGS="${CXXFLAGS} ${W_FAIL} -Wredundant-decls"
     AC_COMPILE_IFELSE(
       [AC_LANG_PROGRAM([
template <typename E> struct C { void foo(); };
template <typename E> void C<E>::foo() { }
template <> void C<int>::foo();
          AC_INCLUDES_DEFAULT])],
        [ac_cv_safe_to_use_Wredundant_decls_=yes],
        [ac_cv_safe_to_use_Wredundant_decls_=no])
      CXXFLAGS="${save_CXXFLAGS}"
      AC_LANG_POP()])
  AS_IF([test "$ac_cv_safe_to_use_Wredundant_decls_" = "yes"],
        [CXX_WARNINGS="${CXX_WARNINGS} -Wredundant-decls"],
        [CXX_WARNINGS="${CXX_WARNINGS} -Wno-redundant-decls"])

  NO_REDUNDANT_DECLS="-Wno-redundant-decls"
fi
if test "$SUNCC" = "yes"
then

  AS_IF([test "$ac_profiling" = "yes"],
        [CC_PROFILING="-xinstrument=datarace"])

  AS_IF([test "$building_from_bzr" = "yes"],
        [W_FAIL="-errwarn=%all"])

  AC_CACHE_CHECK([whether E_PASTE_RESULT_NOT_TOKEN is usable],
    [ac_cv_paste_result],
    [
      save_CFLAGS="${CFLAGS}"
      CFLAGS="-errwarn=%all -erroff=E_PASTE_RESULT_NOT_TOKEN ${CFLAGS}"
      AC_COMPILE_IFELSE(
        [AC_LANG_PROGRAM([
          AC_INCLUDES_DEFAULT
        ],[
          int x= 0;])],
        [ac_cv_paste_result=yes],
        [ac_cv_paste_result=no])
      CFLAGS="${save_CFLAGS}"
    ])
  AS_IF([test $ac_cv_paste_result = yes],
    [W_PASTE_RESULT=",E_PASTE_RESULT_NOT_TOKEN"])


  CC_WARNINGS="-v -errtags=yes ${W_FAIL} -erroff=E_INTEGER_OVERFLOW_DETECTED${W_PASTE_RESULT}"
  CXX_WARNINGS="+w +w2 -xwe -xport64 -errtags=yes ${W_FAIL}"
fi

AC_SUBST(NO_CONVERSION)
AC_SUBST(NO_REDUNDANT_DECLS)

AM_CPPFLAGS="-I\$(top_srcdir) -I\$(top_builddir) ${CPPFLAGS}"
AM_CFLAGS="${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE} ${CFLAGS}"
AM_CXXFLAGS="${CXX_WARNING} ${CC_PROFILING} ${CC_COVERAGE} ${CXXFLAGS}"


AC_SUBST([AM_CPPFLAGS])
AC_SUBST([AM_CFLAGS])
AC_SUBST([AM_CXXFLAGS])

dnl We've collected the flags in AM_*FLAGS now, so blank these.
CFLAGS=""
CXXFLAGS=""
CPPFLAGS=""


AC_CHECK_PROGS([DOXYGEN], [doxygen])
AC_CHECK_PROGS([PERL], [perl])


AC_CONFIG_FILES(Makefile
                libgearman/Makefile
                gearmand/Makefile
                bin/Makefile
                tests/Makefile
                examples/Makefile
                scripts/Makefile
                support/Makefile
                benchmark/Makefile
                scripts/gearmand-init
                scripts/gearmand.xml
                scripts/gearmand
                scripts/smf_install.sh
                support/gearmand.pc
                support/gearmand.spec)

AC_OUTPUT

echo "---"
echo "Configuration summary for $PACKAGE_NAME version $VERSION"
echo ""
echo "   * Installation prefix:       $prefix"
echo "   * System type:               $host_vendor-$host_os"
echo "   * Host CPU:                  $host_cpu"
echo "   * C Compiler:                $CC_VERSION"
echo "   * Assertions enabled:        $ac_cv_assert"
echo "   * Debug enabled:             $with_debug"
echo "   * Warnings as failure:       $building_from_bzr"
echo ""
echo "---"