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configure.ac
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configure.ac
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#############################################################################
# Configuration for ctools - a set of tools for science analysis of CTA #
# data #
# ------------------------------------------------------------------------- #
# Copyright (C) 2011-2016 Juergen Knoedlseder #
# ------------------------------------------------------------------------- #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
# ------------------------------------------------------------------------- #
# Process this file with autoconf to produce a configure script. #
# ------------------------------------------------------------------------- #
# ToDo: #
# - add possibility to build as Framework on Darwin #
# - strip "-Wstrict-prototypes" for C++ compiling #
#############################################################################
#############################################################################
# Initialisation #
#############################################################################
AC_INIT([ctools], [1.1.0dev], [jurgen.knodlseder@irap.omp.eu], [ctools])
AC_CONFIG_SRCDIR([src/ctselect/ctselect.cpp])
AC_CONFIG_MACRO_DIR([m4])
#AM_INIT_AUTOMAKE([gnu no-dependencies])
AM_INIT_AUTOMAKE([gnu -Wno-portability])
#AM_INIT_AUTOMAKE([gnu -Wno-portability serial-tests])
AC_CONFIG_HEADER([config.h])
#############################################################################
# Library versioning (current:revision:age) #
# ------------------------------------------------------------------------- #
# Here are a set of rules to update your library version information: #
# 1. Update the version information only immediately before a public #
# release of your software. More frequent updates are unnecessary, #
# and only guarantee that the current interface number gets larger #
# faster. #
# 2. If the library source code has changed at all since the last update, #
# then increment revision. #
# 3. If any interfaces have been added, removed, or changed since the last #
# update, increment current, and set revision to 0. #
# 4. If any interfaces have been added since the last public release, then #
# increment age. #
# 5. If any interfaces have been removed or changed since the last public #
# release, then set age to 0. #
#############################################################################
CTOOLS_LT_VERSION="1:1:0"
AC_SUBST(CTOOLS_LT_VERSION)
#############################################################################
# Set prefix #
# ------------------------------------------------------------------------- #
# By default, ctools get installed into "/usr/local/gamma". The default #
# can be overwritten using the --prefix option. #
#############################################################################
AC_PREFIX_DEFAULT([/usr/local/gamma])
if test "x$prefix" = xNONE; then
ctools_prefix="/usr/local/gamma"
else
ctools_prefix=${prefix}
fi
AC_DEFINE_UNQUOTED([PACKAGE_PREFIX], "${ctools_prefix}", [Location where library is installed])
#############################################################################
# Check for programs that are required by automake #
#############################################################################
AC_PROG_MAKE_SET
#############################################################################
# Determine the build and host system type #
#############################################################################
AC_CANONICAL_HOST
#############################################################################
# Check for valid C++ compiler. This has to come before the check for #
# header files, otherwise we won't detect if the C++ compiler is missing. #
# #
# A special kluge was added for Mac OS X >=10.7. As Apple switched to clang #
# we search from this version on for the clang compiler. #
# #
# We also signal whether Mac OS X >=10.9 (Mavericks) and Mac OS X >=10.11 #
# (El Capitan). #
#############################################################################
# Set default Mac OS X version flags
osx_lion=no
osx_mavericks=no
osx_el_capitan=no
# Set default compiler lists
cxx_list="g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++"
cc_list="gcc cc cl.exe clang"
# Check if we have Mac OS X >= 10.7 and >= 10.11
if test `uname -s` = "Darwin"; then
version=`sw_vers -productVersion | sed 's/\(10\.[[0-9]]*\).*/\1/' | sed -e 's/\.//g'`
if [ test $version -ge 107 ]; then
cxx_list="clang++ g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC"
cc_list="clang gcc cc cl.exe"
osx_lion=yes
fi
if [ test $version -ge 109 ]; then
osx_mavericks=yes
fi
if [ test $version -ge 1011 ]; then
osx_el_capitan=yes
fi
fi
AC_MSG_CHECKING([for Mac OS X >= 10.7])
if [test "x$osx_lion" = "xyes"]; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING([for Mac OS X >= 10.9])
if [test "x$osx_mavericks" = "xyes"]; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING([for Mac OS X >= 10.11])
if [test "x$osx_el_capitan" = "xyes"]; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AM_CONDITIONAL(IS_ELCAPITAN, test "x$osx_el_capitan" = "xyes")
# Our language is C++
AC_LANG(C++)
AC_PROG_CXX($cxx_list)
AC_PROG_CC($cc_list)
#############################################################################
# Darwin option: Determine architecture of universal library to be built #
# ------------------------------------------------------------------------- #
# --with-univeral-archs=VALUE, where VALUE is one of: #
# 32-bit - ppc, i386 #
# 64-bit - ppc64, x86_64 #
# 3-way - ppc, i386, x86_64 (default) #
# intel - i386, x86_64 #
# all - ppc, ppc64, i386, x86_64 #
#############################################################################
UNIVERSAL_ARCHS="3-way"
AC_SUBST(LIPO_32BIT_FLAGS)
AC_MSG_CHECKING(for --with-universal-archs)
AC_ARG_WITH(universal-archs,
AS_HELP_STRING([--with-universal-archs=ARCH], [select architectures for universal build ("32-bit", "64-bit", "3-way", "intel" or "all")]),
[
AC_MSG_RESULT($withval)
UNIVERSAL_ARCHS="$withval"
],
[
AC_MSG_RESULT(3-way)
])
#############################################################################
# Darwin option: Determine if a universal library should be built #
# ------------------------------------------------------------------------- #
# --enable-universalsdk=PATH takes an optional argument that specifies #
# which OSX SDK should be used to perform the build. #
# This defaults to: #
# "/Developer/SDKs/MacOSX.10.4u.sdk" for a '32-bit' build #
# "/Developer/SDKs/MacOSX.10.5.sdk" for any other build #
#############################################################################
AC_MSG_CHECKING([for --enable-universalsdk])
AC_ARG_ENABLE(universalsdk,
AS_HELP_STRING([--enable-universalsdk@<:@=SDKDIR@:>@], [Build against Mac OS X 10.4u SDK (ppc/i386)]),
[
case $enableval in
yes)
if [test "${UNIVERSAL_ARCHS}" = "32-bit";] then
enableval=/Developer/SDKs/MacOSX10.4u.sdk
else
enableval=/Developer/SDKs/MacOSX10.5.sdk
fi
if [test ! -d "${enableval}";] then
enableval=/
fi
;;
esac
case $enableval in
no)
UNIVERSALSDK=
enable_universalsdk=
;;
*)
UNIVERSALSDK=$enableval
if [test ! -d "${UNIVERSALSDK}"]; then
AC_MSG_ERROR([--enable-universalsdk specifies non-existing SDK: ${UNIVERSALSDK}])
fi
;;
esac
],[
UNIVERSALSDK=
enable_universalsdk=
])
if [test -n "${UNIVERSALSDK}"]; then
AC_MSG_RESULT(${UNIVERSALSDK})
else
AC_MSG_RESULT(no)
fi
AC_SUBST(UNIVERSALSDK)
#############################################################################
# Darwin option: Check whether --with-universal-archs was specified without #
# --enable-universalsdk #
#############################################################################
if [test "${withval}"]; then
if [test "${enable_universalsdk}"]; then
:
else
AC_MSG_ERROR([--with-universal-archs without --enable-universalsdk.])
fi
fi
#############################################################################
# Record MACOSX_DEPLOYMENT_TARGET #
# ------------------------------------------------------------------------- #
# Record the configure-time value of MACOSX_DEPLOYMENT_TARGET, it may #
# influence the way we can build extensions, so distutils needs to check it #
#############################################################################
AC_SUBST(CONFIGURE_MACOSX_DEPLOYMENT_TARGET)
AC_SUBST(EXPORT_MACOSX_DEPLOYMENT_TARGET)
CONFIGURE_MACOSX_DEPLOYMENT_TARGET=
EXPORT_MACOSX_DEPLOYMENT_TARGET='#'
#############################################################################
# Set name for machine-dependent library files #
#############################################################################
AC_SUBST(MACHDEP)
AC_MSG_CHECKING(MACHDEP)
if test -z "$MACHDEP"; then
ac_sys_system=`uname -s`
if test "$ac_sys_system" = "AIX" \
-o "$ac_sys_system" = "UnixWare" -o "$ac_sys_system" = "OpenUNIX"; then
ac_sys_release=`uname -v`
else
ac_sys_release=`uname -r`
fi
ac_md_system=`echo $ac_sys_system |
tr -d '[/ ]' | tr '[[A-Z]]' '[[a-z]]'`
ac_md_release=`echo $ac_sys_release |
tr -d '[/ ]' | sed 's/^[[A-Z]]\.//' | sed 's/\..*//'`
# Set MACHDEP
MACHDEP="$ac_md_system$ac_md_release"
case $MACHDEP in
cygwin*) MACHDEP="cygwin";;
darwin*) MACHDEP="darwin";;
atheos*) MACHDEP="atheos";;
irix646) MACHDEP="irix6";;
'') MACHDEP="unknown";;
esac
fi
AC_MSG_CHECKING(machine type as reported by uname -m)
ac_sys_machine=`uname -m`
AC_MSG_RESULT($ac_sys_machine)
#############################################################################
# Set system-dependent library definitions #
#############################################################################
AC_MSG_CHECKING([for the shared library paths environment variable])
case $ac_sys_system in
BeOS*)
SHAREDSUFFIX='.so'
;;
CYGWIN*)
SHAREDSUFFIX='.dll.a'
;;
SunOS*)
SHAREDSUFFIX='.so'
RUNSHARED='LD_LIBRARY_PATH'
;;
Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*)
SHAREDSUFFIX='.so'
RUNSHARED='LD_LIBRARY_PATH'
;;
hp*|HP*)
case `uname -m` in
ia64)
SHAREDSUFFIX='.so'
;;
*)
SHAREDSUFFIX='.sl'
;;
esac
RUNSHARED='SHLIB_PATH'
;;
OSF*)
SHAREDSUFFIX='.so'
RUNSHARED='LD_LIBRARY_PATH'
;;
atheos*)
SHAREDSUFFIX='.so'
RUNSHARED='DLL_PATH'
;;
Darwin*)
SHAREDSUFFIX='.dylib'
RUNSHARED='DYLD_LIBRARY_PATH'
;;
AIX*)
SHAREDSUFFIX='.so'
RUNSHARED='LIBPATH'
;;
esac
AC_MSG_RESULT($RUNSHARED)
AC_SUBST(SHAREDSUFFIX)
AC_SUBST(RUNSHARED)
#############################################################################
# Set -arch flags for universal builds on OSX and tweak BASECFLAGS based on #
# compiler and platform (note that BASECFLAGS are not yet used). #
#############################################################################
# Initialise the -arch flags for universal builds on OSX
UNIVERSAL_ARCH_FLAGS=
AC_SUBST(UNIVERSAL_ARCH_FLAGS)
# Tweak BASECFLAGS based on compiler and platform
case $GCC in
yes)
# if using gcc on alpha, use -mieee to get (near) full IEEE 754
# support. Without this, treatment of subnormals doesn't follow
# the standard.
case $ac_sys_machine in
alpha*)
BASECFLAGS="$BASECFLAGS -mieee"
;;
esac
case $ac_sys_system in
SCO_SV*)
BASECFLAGS="$BASECFLAGS -m486 -DSCO5"
;;
# is there any other compiler on Darwin besides gcc?
Darwin*)
# -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd
# used to be here, but non-Apple gcc doesn't accept them.
if test "${CC}" = gcc; then
AC_MSG_CHECKING(which compiler should be used)
case "${UNIVERSALSDK}" in
*/MacOSX10.4u.sdk)
# Build using 10.4 SDK, force usage of gcc when the
# compiler is gcc, otherwise the user will get very
# confusing error messages when building on OSX 10.6
CC=gcc-4.0
CXX=g++-4.0
CPP=cpp-4.0
ac_ct_CC="$CC"
ac_ct_CXX="$CXX"
ac_cv_prog_ac_ct_CC="$ac_ct_CC"
ac_cv_prog_ac_ct_CXX="$ac_ct_CXX"
;;
esac
AC_MSG_RESULT($CXX)
fi
# Calculate the right deployment target for this build.
cur_target=`sw_vers -productVersion | sed 's/\(10\.[[0-9]]*\).*/\1/'`
if test ${cur_target} '>' 10.2; then
cur_target=10.3
if test ${enable_universalsdk}; then
if test "${UNIVERSAL_ARCHS}" = "all"; then
# Ensure that the default platform for a
# 4-way universal build is OSX 10.5,
# that's the first OS release where
# 4-way builds make sense.
cur_target='10.5'
elif test "${UNIVERSAL_ARCHS}" = "3-way"; then
cur_target='10.5'
elif test "${UNIVERSAL_ARCHS}" = "intel"; then
cur_target='10.5'
elif test "${UNIVERSAL_ARCHS}" = "64-bit"; then
cur_target='10.5'
elif test "${UNIVERSAL_ARCHS}" = "32-bit"; then
cur_target='10.4'
fi
else
if test `/usr/bin/arch` = "i386"; then
# On Intel macs default to a deployment
# target of 10.4, that's the first OSX
# release with Intel support.
cur_target="10.4"
fi
fi
fi
CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}}
# Make sure that deployment target is >= SDK
case "${UNIVERSALSDK}" in
*/MacOSX10.4u.sdk)
if [test ${cur_target} '>' 10.4;] then
AC_MSG_ERROR([Invalid MACOSX_DEPLOYMENT_TARGET=$CONFIGURE_MACOSX_DEPLOYMENT_TARGET for SDK 10.4. Specify --enable-universalsdk=/Developer/SDKs/MacOSX${cur_target}.sdk])
fi
;;
*/MacOSX10.5.sdk)
if [test ${cur_target} '>' 10.5;] then
AC_MSG_ERROR([Invalid MACOSX_DEPLOYMENT_TARGET=$CONFIGURE_MACOSX_DEPLOYMENT_TARGET for SDK 10.5. Specify --enable-universalsdk=/Developer/SDKs/MacOSX${cur_target}.sdk])
fi
;;
*/MacOSX10.6.sdk)
if [test ${cur_target} '>' 10.6;] then
AC_MSG_ERROR([Invalid MACOSX_DEPLOYMENT_TARGET=$CONFIGURE_MACOSX_DEPLOYMENT_TARGET for SDK 10.6. Specify --enable-universalsdk=/Developer/SDKs/MacOSX${cur_target}.sdk])
fi
;;
esac
# Set compile, link and pre-processor flags dependent on architecture
if test "${enable_universalsdk}"; then
# Make sure that MACOSX_DEPLOYMENT_TARGET is set in the
# environment with a value that is the same as what we'll use
# in the Makefile to ensure that we'll get the same compiler
# environment during configure and build time.
MACOSX_DEPLOYMENT_TARGET="$CONFIGURE_MACOSX_DEPLOYMENT_TARGET"
export MACOSX_DEPLOYMENT_TARGET
EXPORT_MACOSX_DEPLOYMENT_TARGET=''
UNIVERSAL_ARCH_FLAGS=""
if test "$UNIVERSAL_ARCHS" = "32-bit" ; then
UNIVERSAL_ARCH_FLAGS="-arch ppc -arch i386"
ARCH_RUN_32BIT=""
LIPO_32BIT_FLAGS=""
elif test "$UNIVERSAL_ARCHS" = "64-bit" ; then
UNIVERSAL_ARCH_FLAGS="-arch ppc64 -arch x86_64"
LIPO_32BIT_FLAGS=""
ARCH_RUN_32BIT="true"
elif test "$UNIVERSAL_ARCHS" = "all" ; then
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch ppc64 -arch x86_64"
LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386"
ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc"
elif test "$UNIVERSAL_ARCHS" = "intel" ; then
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch x86_64"
LIPO_32BIT_FLAGS="-extract i386"
ARCH_RUN_32BIT="/usr/bin/arch -i386"
elif test "$UNIVERSAL_ARCHS" = "3-way" ; then
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch x86_64"
LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386"
ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc"
else
AC_MSG_ERROR([proper usage is --with-universal-arch=32-bit|64-bit|all|intel|3-way])
fi
CXXFLAGS="${UNIVERSAL_ARCH_FLAGS} ${CXXFLAGS}"
if test "${UNIVERSALSDK}" != "/"; then
CPPFLAGS="-isysroot ${UNIVERSALSDK} ${CPPFLAGS}"
LDFLAGS="-isysroot ${UNIVERSALSDK} ${LDFLAGS}"
CXXFLAGS="-isysroot ${UNIVERSALSDK} ${CXXFLAGS}"
fi
fi
;;
OSF*)
BASECFLAGS="$BASECFLAGS -mieee"
;;
esac
;;
*)
case $ac_sys_system in
OpenUNIX*|UnixWare*)
BASECFLAGS="$BASECFLAGS -K pentium,host,inline,loop_unroll,alloca "
;;
OSF*)
BASECFLAGS="$BASECFLAGS -ieee -std"
;;
SCO_SV*)
BASECFLAGS="$BASECFLAGS -belf -Ki486 -DSCO5"
;;
esac
;;
esac
#############################################################################
# Checks for debugging and profiling options #
#############################################################################
# Check for debugging option
AC_MSG_CHECKING(whether to enable debugging)
AC_ARG_ENABLE([debug],
AS_HELP_STRING([--enable-debug],
[turn on debugging [default=no]]),
[enable_debug="$enableval"],
[enable_debug="no"])
if test "x$enable_debug" = "xyes"; then
CFLAGS="$CFLAGS -g"
CXXFLAGS="$CXXFLAGS -g"
FFLAGS="$FFLAGS -g"
AC_DEFINE([G_DEBUG], [1], [Define if debugging is turned on])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
# Check for profiling option
AC_MSG_CHECKING(whether to enable profiling)
AC_ARG_ENABLE([profiling],
AS_HELP_STRING([--enable-profiling],
[turn on profiling [default=no]]),
[enable_profiling="$enableval"],
[enable_profiling="no"])
if test "x$enable_profiling" = "xyes"; then
CFLAGS="$CFLAGS -pg"
CXXFLAGS="$CXXFLAGS -pg"
FFLAGS="$FFLAGS -pg"
AC_DEFINE([G_PROFILE], [1], [Define if profiling is turned on])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
#############################################################################
# Set linker options #
#############################################################################
case $ac_sys_system/$ac_sys_release in
Darwin/*)
# Use -undefined dynamic_lookup whenever possible (10.3 and later).
# This allows an extension to be used in any Python
#if test ${MACOSX_DEPLOYMENT_TARGET} '>' 10.2; then
if test "${enable_universalsdk}"; then
LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
fi
#fi
;;
esac
#############################################################################
# Checks for header files #
#############################################################################
AC_HEADER_STDC
#############################################################################
# Checks for installer #
#############################################################################
AC_PROG_INSTALL
#############################################################################
# Checks for libtool. We need to do this after the compiler has been #
# determined. #
#############################################################################
AC_PROG_LIBTOOL
#############################################################################
# Checks for typedefs, structures, and compiler characteristics #
#############################################################################
AC_TYPE_SIZE_T
# AC_TYPE_LONG_LONG_INT
AC_C_CONST
AC_C_INLINE
#############################################################################
# Checks if Python bindings are to be build #
# ------------------------------------------------------------------------- #
# Python binding requires Python and either the files tools_wrap.cpp and #
# tools.py or swig to create these files. The following conditionals are #
# set: #
# WITH_PYTHON - Python bindings will be built #
# HAVE_SWIG - swig is available #
#############################################################################
# Initialise flags
enable_python="no"
has_python="no"
has_python_h="no"
has_swig="no"
has_wrappers="no"
# Python binding enabled?
AC_ARG_ENABLE([python-binding],
AS_HELP_STRING([--enable-python-binding],
[build python binding [default=yes]]),
[ac_enable_python_binding="$enableval"],
[ac_enable_python_binding="yes"])
if test "x$ac_enable_python_binding" = "xno"; then
AC_MSG_NOTICE([Python binding for ctools will not be built])
AC_MSG_NOTICE([Enable Python binding module building with --enable-python-binding])
else
# Do we have Python and Python.h?
AM_PATH_PYTHON([2.3],
[has_python="yes"],
[AC_MSG_WARN([Python >= 2.3 not found. Python >= 2.3 is required to build python binding. Python can be obtained from http://www.python.org])])
# It would really be weired if Python has not been found, as barely every system has Python. Maybe
# it was not found because the autoconf is so old, and in an early version of the AM_PATH_PYTHON
# there were no [Action-if-found] and [Action-if-not-found] arguments, hence $has_python is possibly
# badly set. However, the Python executable and version should be set correctly, and we can test
# for this to see whether Python is really there or not.
if test "x$has_python" = "xno"; then
AM_PYTHON_CHECK_VERSION([$PYTHON], [${PYTHON_VERSION}],
[has_python="yes"
AC_MSG_NOTICE([Wow! You're running a pretty old system. Found Python nevertheless:-)])],
[AC_MSG_WARN([Python not found.])])
fi
# If we have Python then verify the presence of the header and set some flags
if test "x$has_python" = "xyes"; then
# Set opening and closing symbols to make setup.py compatible for versions 2 and 3
if test ${PYTHON_VERSION} '<' 3; then
PYTHON_RELATIVE_IMPORT=" "
else
PYTHON_RELATIVE_IMPORT="."
fi
AC_SUBST(PYTHON_RELATIVE_IMPORT)
# Do we have distutils?
AC_MSG_CHECKING([for the distutils Python package])
ac_distutils_result=`$PYTHON -c "import distutils" 2>&1`
if test -z "$ac_distutils_result"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
# If we have distutils then get python path from distutils ...
if test -z "$ac_distutils_result"; then
python_path=`$PYTHON -c "import distutils.sysconfig; \
print(distutils.sysconfig.get_python_inc());"`
if test -n "${python_path}"; then
AC_CHECK_HEADERS($python_path/Python.h, [has_python_h="yes"], [has_python_h="no"])
python_path="-I$python_path"
fi
PYTHON_CPPFLAGS=$python_path
AC_SUBST([PYTHON_CPPFLAGS])
# If we have Mavericks then get the MACOSX_DEPLOYMENT_TARGET from Python
# If the target is older then Mavericks then set the MACOSX_DEPLOYMENT_TARGET
# to this value as otherwise we get trouble with name mangling (that changed)
if [test "x$osx_mavericks" = "xyes"]; then
AC_MSG_CHECKING([Python MACOSX_DEPLOYMENT_TARGET])
python_target=`$PYTHON -c "from distutils import sysconfig; \
print(sysconfig.get_config_vars()[['MACOSX_DEPLOYMENT_TARGET']]);" 2> /dev/null`
python_compact_target=`echo $python_target | sed 's/\(10\.[[0-9]]*\).*/\1/' | sed -e 's/\.//g'`
case $python_compact_target in
(*[!0-9]*|'')
AC_MSG_RESULT(unknown)
;;
(*)
AC_MSG_RESULT(${python_target})
if [ test $python_compact_target -le 108 ]; then
CONFIGURE_MACOSX_DEPLOYMENT_TARGET="$python_target"
MACOSX_DEPLOYMENT_TARGET="$python_target"
export MACOSX_DEPLOYMENT_TARGET
EXPORT_MACOSX_DEPLOYMENT_TARGET=''
LIBS="${LIBS} -lstdc++"
AC_MSG_NOTICE([set MACOSX_DEPLOYMENT_TARGET to ${python_target}])
fi
;;
esac
fi
# ... otherwise check for includes relative to exectuable (obsolete?)
else
# Determine include path for python
AC_PATH_PROG(PY_INCLUDE, python)
PY_INCLUDE=`echo $PY_INCLUDE | sed -e "s/bin/include/"`
PY_INCLUDE="$PY_INCLUDE$PYTHON_VERSION"
# Check if we have Python.h
AC_CHECK_HEADERS($PY_INCLUDE/Python.h, [has_python_h="yes"], [has_python_h="no"])
# Signal any problem
if test "x$has_python_h" = "xno"; then
AC_MSG_WARN([No Python header file "$PY_INCLUDE/Python.h" found. Please install appropriate Python development package.])
fi
fi
fi
# Do we have swig?
AC_PATH_PROG([SWIG], [swig])
if test "$SWIG"; then
has_swig="yes"
fi
# Do we have wrappers (tools_wrap.cpp and tools.py)?
has_wrappers="yes"
AC_CHECK_FILES([pyext/ctools/tools_wrap.cpp pyext/ctools/tools.py],,
[has_wrappers="no"])
if test "x$has_wrappers" = "xno"; then
AC_MSG_WARN([Python wrapper missing. Requires swig for wrapper generation.])
fi
# Signal if Python is enabled
if test "x$ac_enable_python_binding" = "xyes" -a "x$has_python" = "xyes" -a "x$has_python_h" = "xyes"; then
if test "x$has_swig" = "xyes" -o "x$has_wrappers" = "xyes"; then
enable_python="yes"
fi
fi
fi
AM_CONDITIONAL(HAVE_SWIG, test "x$has_swig" = "xyes")
AM_CONDITIONAL(WITH_PYTHON, test "x$enable_python" = "xyes")
# Set Python environment
if test "x$enable_python" = "xyes"; then
# Set host specific build prefix (needed for Solaris pycc bug)
PYTHON_BUILD_PREFIX=
case $host in
sparc*-sun-solaris*) PYTHON_BUILD_PREFIX="CC=CC" ;;
*) PYTHON_BUILD_PREFIX="" ;;
esac
AC_SUBST(PYTHON_BUILD_PREFIX)
# Set host specific extra libraries. Add all host specific libraries here that
# need to be linked in the python module
PYTHON_EXTRA_LIBS=
case $host in
sparc*-sun-solaris*) PYTHON_EXTRA_LIBS="Cstd" ;;
*) PYTHON_EXTRA_LIBS="" ;;
esac
AC_SUBST(PYTHON_EXTRA_LIBS)
else
if test "x$has_python_wrap" = "xno" -a "x$has_swig" = "xno"; then
AC_MSG_WARN([Neither pyext/ctools/tools_wrap.cpp and pyext/ctools/tools.py nor swig has not been found])
AC_MSG_WARN([Python binding for ctools cannot be built])
AC_MSG_WARN([Either use a ctools distribution with tools_wrap.cpp and tools.py shipped or install swig on your system])
AC_MSG_WARN([swig can be obtained from http://www.swig.org/])
fi
fi
#############################################################################
# Checks for GammaLib library #
#############################################################################
# Initialise GammaLib availability
has_gammalib="no"
# First check for GammaLib in the standard path using the AC_LINK_IFELSE macro.
# This allows also search in paths that are eventually specified by LDFAGS.
SAVED_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -lgamma"
AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <GammaLib.hpp>],
[GSkyDir dir])],
[has_gammalib="yes"
AC_MSG_NOTICE([GammaLib found in standard path])],
[AC_MSG_WARN([GammaLib not found in any standard path])])
LDFLAGS=$SAVED_LDFLAGS
# If GammaLib has not been found in any standard path then search now in a
# number of predefined locations.
if test "x$has_gammalib" = "xno"; then
for i in "$ctools_prefix" "$GAMMALIB" /opt/local /usr/local /usr ; do
if test -f $i/lib64/libgamma.so -o -f $i/lib64/libgamma.dylib; then
if test -d $i/include/gammalib; then
LIBDIR_GAMMALIB=$i/lib64
INCDIR_GAMMALIB=$i/include/gammalib
break
fi
fi
if test -f $i/lib/libgamma.so -o -f $i/lib/libgamma.dylib; then
if test -d $i/include/gammalib; then
LIBDIR_GAMMALIB=$i/lib
INCDIR_GAMMALIB=$i/include/gammalib
break
fi
fi
done
if test -n "$LIBDIR_GAMMALIB" -a -n "$INCDIR_GAMMALIB"; then
has_gammalib="yes"
LDFLAGS="$LDFLAGS -L$LIBDIR_GAMMALIB"
CPPFLAGS="$CPPFLAGS -I$INCDIR_GAMMALIB"
AC_MSG_NOTICE([GammaLib found in ${LIBDIR_GAMMALIB} and ${INCDIR_GAMMALIB}.])
fi
fi
# Set GammaLib information
if test "x$has_gammalib" = "xyes"; then
LIBS_GAMMALIB="-lgamma"
LIBS="${LIBS} ${LIBS_GAMMALIB}"
AC_DEFINE([HAVE_LIBGAMMA], [1], [Define if gammalib is available])
AC_SUBST(LIBS_GAMMALIB)
AC_SUBST(LIBDIR_GAMMALIB)
AC_SUBST(INCDIR_GAMMALIB)
else
AC_MSG_ERROR([No suitable GammaLib library found.
ctools require GammaLib for compilation, so please install GammaLib before or,
if you think that it is installed, set the GAMMALIB environment variable to the
root directory of GammaLib.])
fi
#############################################################################
# Checks for OpenMP checking option (G_OPENMP) #
#############################################################################
# Initialise OpenMP availability
openmp_ok=no
gammalib_with_openmp=no
darwin_kluge=no
# Detect if GammaLib has been compiled with OpenMP
AC_MSG_CHECKING(whether GammaLib has been compiled with OpenMP)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <GObservations.hpp>]],,)],
[gammalib_with_openmp=no;AC_MSG_RESULT(no)],
[gammalib_with_openmp=yes;AC_MSG_RESULT(yes)])
# Check if openMP is available
m4_ifdef([AC_OPENMP],[AC_OPENMP], [AX_OPENMP([openmp_ok=yes],[openmp_ok=no])])
if test "x$ac_cv_prog_cxx_openmp" != "xunsupported" && test "x$ac_cv_prog_cxx_openmp" != "x"; then
openmp_ok=yes
fi
# If OpenMP is available
if test "x$openmp_ok" = "xyes"; then
# Special Linux test to detect shared libgomp libraries that can not be loaded
# dynamically
if test "$OPENMP_CXXFLAGS" = "-fopenmp" -a "$ac_sys_system" = "Linux"; then
AC_MSG_CHECKING(whether we can dynamically load libgomp)
SAVED_LIBS=$LIBS
LIBS="-ldl"
AC_TRY_RUN(AC_LANG_PROGRAM([#include <dlfcn.h>],
[if (dlopen("libgomp.so.1", RTLD_NOW) == 0) return 1;]),
[AC_MSG_RESULT(yes)],
[enable_openmp="no"
AC_MSG_RESULT(no)
AC_MSG_WARN([OpenMP detected but shared libgomp.so.1 library cannot be dlopen()ed.])
AC_MSG_WARN([If you use a gcc 4.2.x compiler, this is a known feature. Try to use gcc >= 4.3.])])
LIBS=$SAVED_LIBS
fi
# Special Darwin test to see whether OpenMP compiles without adding the
# gomp_thread_attr global or whether we need to add this global.
if test "$ac_sys_system" = "Darwin"; then
AC_MSG_CHECKING(whether we need to add gomp_thread_attr)
SAVED_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $OPENMP_CXXFLAGS"
AC_TRY_RUN(AC_LANG_PROGRAM([#include <omp.h>],
[omp_set_num_threads(1);]),
[AC_MSG_RESULT(no)],
[AC_TRY_RUN(AC_LANG_PROGRAM([#include <omp.h>;
#include <pthread.h>;
pthread_attr_t gomp_thread_attr;],
[omp_set_num_threads(1);]),
[AC_MSG_RESULT(yes)
darwin_kluge="yes"
AC_DEFINE([HAVE_OPENMP_DARWIN_KLUGE], [1], [Define if OpenMP Darwin kluge is needed])],
[AC_MSG_RESULT(no)
AC_MSG_WARN([Do not manage to compile OpenMP.])])])
CXXFLAGS=$SAVED_CXXFLAGS
fi
# If gammalib is compiled with OpenMP, ctools must also be compiled with
# openmp
if test "x$gammalib_with_openmp" = "xyes"; then
enable_openmp="yes"
else
# ... otherwise, we use it optionally
AC_MSG_CHECKING(whether to enable OpenMP)
AC_ARG_ENABLE([openmp],
AS_HELP_STRING([--enable-openmp],
[turn on OpenMP support [default=yes]]),
[enable_openmp="$enableval"],
[enable_openmp="yes"])
fi
fi
# Set compiler flags accordingly
if test "x$enable_openmp" = "xyes"; then
CXXFLAGS="$CXXFLAGS $OPENMP_CXXFLAGS"
AC_DEFINE([HAVE_OPENMP], [1], [Define if OpenMP is enabled])
AC_MSG_RESULT(yes)
else
enable_openmp=no
AC_MSG_RESULT(no)
fi
AC_SUBST(OPENMP_CXXFLAGS)
# Set system specific settings
OPENMP_LIB_LDFLAGS=
#if test "x$enable_openmp" = "xyes"; then
# case $ac_sys_system/$ac_sys_release in
# Darwin/*)
# OPENMP_LIB_LDFLAGS=-lgomp
# ;;
# esac
#fi
AC_SUBST(OPENMP_LIB_LDFLAGS)
# Signal if ctools cannot be compiled as gammalibe requires OpenMP but ctools
# cannot be compiled with OpenMP
if test "x$enable_openmp" = "xno" && test "x$gammalib_with_openmp" = "xyes"; then
AC_MSG_ERROR([The GammaLib library has been built with openMP support but OpenMP is not available on this system. Please install OpenMP or re-build GammaLib without OpenMP support.])
fi
AM_CONDITIONAL(OPENMP,test "x$enable_openmp" = "xyes")
#############################################################################
# Build static code? #
#############################################################################
AC_MSG_CHECKING(whether to link executables statically)
AC_ARG_ENABLE([static_link],
AS_HELP_STRING([--enable-static-link],
[link executables statically (default=no)]),
[static_link="$enableval"],
[static_link="no"])
if test "x$static_link" = "xyes"; then
AC_MSG_RESULT(yes)
LIB_LINK_OPTION="-all-static"
else
AC_MSG_RESULT(no)
fi
AC_SUBST(LIB_LINK_OPTION)
#############################################################################
# Checks for Doxygen #
#############################################################################
DX_HTML_FEATURE(ON)
DX_PS_FEATURE(OFF)
DX_PDF_FEATURE(OFF)
DX_MAN_FEATURE(ON)
DX_INIT_DOXYGEN([ctools], [doc/Doxyfile], [doc/doxygen])
#############################################################################
# Set list of output files to be created #
#############################################################################
AC_CONFIG_FILES([Makefile
src/Makefile
src/ctbin/Makefile
src/ctlike/Makefile
src/ctmodel/Makefile
src/ctobssim/Makefile
src/ctskymap/Makefile
src/ctselect/Makefile
src/ctexpcube/Makefile
src/ctpsfcube/Makefile
src/ctbkgcube/Makefile
src/ctcubemask/Makefile
src/cttsmap/Makefile
src/ctbutterfly/Makefile
src/ctulimit/Makefile
src/cterror/Makefile
src/support/Makefile
src/ctools-setup
test/Makefile
test/test_cscripts.sh
pyext/Makefile
pyext/setup.py
pyext/ctools/__init__.py
cscripts/__init__.py
cscripts/Makefile
caldb/Makefile
models/Makefile
examples/Makefile
ctools.pc
testconf.sh],
[if test -f test/test_cscripts.sh; then chmod +x test/test_cscripts.sh; fi;
if test -f testconf.sh; then chmod +x testconf.sh; fi])
AC_OUTPUT
#############################################################################
# Print configuration summary to console #
#############################################################################
echo
echo " ctools configuration summary"
echo " =============================="
if test "x$has_gammalib" = "xyes"; then
echo " * GammaLib support (yes) ${LIBDIR_GAMMALIB} ${INCDIR_GAMMALIB}"
else
echo " - GammaLib support (no) no gammalib library found"
fi
# Dump Python binding information
if test "x$ac_enable_python_binding" = "xyes"; then
if test "x$has_python" = "xyes"; then
if test "x$has_python_h" = "xyes"; then