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configure.ac
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configure.ac
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dnl Process this file with autoconf to produce a configure script.
dnl The macros which aren't shipped with the autotools are stored in the
dnl Tools/config directory in .m4 files.
AC_INIT([swig],[4.0.0],[http://www.swig.org])
AC_PREREQ(2.60)
AC_CONFIG_SRCDIR([Source/Swig/swig.h])
AC_CONFIG_AUX_DIR([Tools/config])
AC_CONFIG_HEADERS([Source/Include/swigconfig.h])
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE
dnl Some extra defines for the config file
AH_BOTTOM([
/* Deal with attempt by Microsoft to deprecate C standard runtime functions */
#if defined(_MSC_VER)
# define _CRT_SECURE_NO_DEPRECATE
#endif
])
dnl Check for programs that a user requires to build SWIG
AC_PROG_CC
AC_PROG_CXX
AM_PROG_CC_C_O # Needed for subdir-objects in AUTOMAKE_OPTIONS
AC_COMPILE_WARNINGS # Increase warning levels
AC_DEFINE_UNQUOTED(SWIG_CXX, ["$CXX"], [Compiler that built SWIG])
AC_DEFINE_UNQUOTED(SWIG_PLATFORM, ["$host"], [Platform that SWIG is built for])
dnl Checks for header files.
AC_HEADER_STDC
dnl Look for popen
AC_ARG_WITH(popen, AS_HELP_STRING([--without-popen], [Disable popen]), with_popen="$withval")
if test x"${with_popen}" = xno ; then
AC_MSG_NOTICE([Disabling popen])
else
AC_CHECK_FUNC(popen, AC_DEFINE(HAVE_POPEN, 1, [Define if popen is available]), AC_MSG_NOTICE([Disabling popen]))
fi
dnl PCRE
AC_ARG_WITH([pcre],
[AS_HELP_STRING([--without-pcre],
[Disable support for regular expressions using PCRE])],
[],
[with_pcre=yes])
AC_MSG_CHECKING([whether to enable PCRE support])
AC_MSG_RESULT([$with_pcre])
dnl To make configuring easier, check for a locally built PCRE using the Tools/pcre-build.sh script
if test x"${with_pcre}" = xyes ; then
AC_MSG_CHECKING([whether to use local PCRE])
local_pcre_config=no
if test -z $PCRE_CONFIG; then
if test -f `pwd`/pcre/pcre-swig-install/bin/pcre-config; then
PCRE_CONFIG=`pwd`/pcre/pcre-swig-install/bin/pcre-config
local_pcre_config=$PCRE_CONFIG
fi
fi
AC_MSG_RESULT([$local_pcre_config])
fi
AS_IF([test "x$with_pcre" != xno],
[AX_PATH_GENERIC([pcre],
[], dnl Minimal version of PCRE we need -- accept any
[], dnl custom sed script for version parsing is not needed
[AC_DEFINE([HAVE_PCRE], [1], [Define if you have PCRE library])
LIBS="$LIBS $PCRE_LIBS"
CPPFLAGS="$CPPFLAGS $PCRE_CFLAGS"
],
[AC_MSG_FAILURE([
Cannot find pcre-config script from PCRE (Perl Compatible Regular Expressions)
library package. This dependency is needed for configure to complete,
Either:
- Install the PCRE developer package on your system (preferred approach).
- Download the PCRE source tarball, build and install on your system
as you would for any package built from source distribution.
- Use the Tools/pcre-build.sh script to build PCRE just for SWIG to statically
link against. Run 'Tools/pcre-build.sh --help' for instructions.
(quite easy and does not require privileges to install PCRE on your system)
- Use configure --without-pcre to disable regular expressions support in SWIG
(not recommended).])
])
])
dnl CCache
AC_ARG_ENABLE([ccache], AS_HELP_STRING([--disable-ccache], [disable building and installation of ccache-swig executable (default enabled)]), [enable_ccache=$enableval], [enable_ccache=yes])
AC_MSG_CHECKING([whether to enable ccache-swig])
AC_MSG_RESULT([$enable_ccache])
if test "$enable_ccache" = yes; then
AC_CONFIG_SUBDIRS(CCache)
ENABLE_CCACHE=1
fi
AC_SUBST(ENABLE_CCACHE)
echo ""
echo "Checking packages required for SWIG developers."
echo "Note : None of the following packages are required for users to compile and install SWIG from the distributed tarball"
echo ""
AC_PROG_YACC
echo ""
echo "Checking for installed target languages and other information in order to compile and run"
echo "the examples and test-suite invoked by 'make check'."
echo "Note : None of the following packages are required for users to compile and install SWIG from the distributed tarball"
echo ""
dnl Some test cases require Boost
AX_BOOST_BASE(,,,)
AC_SUBST(BOOST_CPPFLAGS)
dnl How to specify include directories that may be system directories.
# -I should not be used on system directories (GCC)
if test "$GCC" = yes; then
ISYSTEM="-isystem "
else
ISYSTEM="-I"
fi
AC_MSG_NOTICE(ISYSTEM: $ISYSTEM)
dnl Info for building shared libraries ... in order to run the examples
# SO is the extension of shared libraries (including the dot!)
AC_MSG_CHECKING(SO)
if test -z "$SO"
then
case $host in
*-*-hp*) SO=.sl;;
*-*-darwin*) SO=.bundle;;
*-*-cygwin* | *-*-mingw*) SO=.dll;;
*) SO=.so;;
esac
fi
AC_MSG_RESULT($SO)
# LDSHARED is the ld *command* used to create shared library
# -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
# (Shared libraries in this instance are shared modules to be loaded into
# Python, as opposed to building Python itself as a shared library.)
AC_MSG_CHECKING(LDSHARED)
if test -z "$LDSHARED"
then
case $host in
*-*-aix*) LDSHARED="\$(srcdir)/ld_so_aix \$(CC)";;
*-*-cygwin* | *-*-mingw*)
if test "$GCC" = yes; then
LDSHARED="$CC -shared"
else
if test "cl" = $CC ; then
# Microsoft Visual C++ (MSVC)
LDSHARED="$CC -nologo -LD"
else
# Unknown compiler try gcc approach
LDSHARED="$CC -shared"
fi
fi ;;
*-*-irix5*) LDSHARED="ld -shared";;
*-*-irix6*) LDSHARED="ld ${SGI_ABI} -shared -all";;
*-*-sunos4*) LDSHARED="ld";;
*-*-solaris*) LDSHARED="ld -G";;
*-*-hp*) LDSHARED="ld -b";;
*-*-osf*) LDSHARED="ld -shared -expect_unresolved \"*\"";;
*-sequent-sysv4) LDSHARED="ld -G";;
*-*-next*)
if test "$ns_dyld"
then LDSHARED='$(CC) $(LDFLAGS) -bundle -prebind'
else LDSHARED='$(CC) $(CFLAGS) -nostdlib -r'
fi
if test "$with_next_framework" ; then
LDSHARED="$LDSHARED \$(LDLIBRARY)"
fi ;;
*-*-linux*) LDSHARED="$CC -shared";;
*-*-dgux*) LDSHARED="ld -G";;
*-*-freebsd3*) LDSHARED="$CC -shared";;
*-*-freebsd* | *-*-openbsd*) LDSHARED="ld -Bshareable";;
*-*-netbsd*)
if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
then
LDSHARED="$CC -shared"
else
LDSHARED="ld -Bshareable"
fi;;
*-sco-sysv*) LDSHARED="$CC -G -KPIC -Ki486 -belf -Wl,-Bexport";;
*-*-darwin*) LDSHARED="$CC -bundle -undefined suppress -flat_namespace";;
*) LDSHARED="ld";;
esac
fi
AC_MSG_RESULT($LDSHARED)
# CXXSHARED is the ld *command* used to create C++ shared library
# -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
# (Shared libraries in this instance are shared modules to be loaded into
# Python, as opposed to building Python itself as a shared library.)
AC_MSG_CHECKING(CXXSHARED)
if test -z "$CXXSHARED"
then
CXXSHARED="$LDSHARED"
fi
AC_MSG_RESULT($CXXSHARED)
#
AC_MSG_CHECKING(TRYLINKINGWITHCXX)
if test -z "$TRYLINKINGWITHCXX"
then
case $host in
*-*-solaris*) if test "$GCC" = yes
then TRYLINKINGWITHCXX="CXXSHARED= $CXX -Wl,-G"
else TRYLINKINGWITHCXX="CXXSHARED= $CXX -G -L/opt/SUNWspro/lib -lCrun -lCstd"
fi;;
*-*-hp*) TRYLINKINGWITHCXX="CXXSHARED= $CXX +z ";;
*-*-darwin*) TRYLINKINGWITHCXX="CXXSHARED= $CXX -bundle -undefined suppress -flat_namespace";;
*-*-cygwin* | *-*-mingw*)
if test "$GCC" = yes; then
TRYLINKINGWITHCXX="CXXSHARED= $CXX -shared "
else
if test "cl" = $CXX ; then
# Microsoft Visual C++ (MSVC)
TRYLINKINGWITHCXX="CXXSHARED= $CXX -nologo -LD"
else
TRYLINKINGWITHCXX="#unknown Windows compiler"
fi
fi ;;
*) TRYLINKINGWITHCXX="CXXSHARED= $CXX -shared ";;
esac
fi
AC_MSG_RESULT($TRYLINKINGWITHCXX)
# CCSHARED are the C *flags* used to create objects to go into a shared
# library (module) -- this is only needed for a few systems
AC_MSG_CHECKING(CCSHARED)
if test -z "$CCSHARED"
then
case $host in
*-*-hp*) if test "$GCC" = yes
then CCSHARED="-fpic"
else CCSHARED="+z"
fi;;
s390x*-*-*) CCSHARED="-fpic" ;;
s390*-*-*) CCSHARED="-fPIC" ;;
*-*-linux*) CCSHARED="-fpic";;
*-*-freebsd* | *-*-openbsd*) CCSHARED="-fpic";;
*-*-netbsd*) CCSHARED="-fPIC";;
*-sco-sysv*) CCSHARED="-KPIC -dy -Bdynamic";;
*-*-irix6*) case $CC in
*gcc*) CCSHARED="-shared";;
*) CCSHARED="";;
esac;;
esac
fi
AC_MSG_RESULT($CCSHARED)
# RPATH is the path used to look for shared library files.
AC_MSG_CHECKING(RPATH)
if test -z "$RPATH"
then
case $host in
*-*-solaris*) RPATH='-R. -R$(exec_prefix)/lib';;
*-*-irix*) RPATH='-rpath .:$(exec_prefix)/lib';;
*-*-linux*) RPATH='-Xlinker -rpath $(exec_prefix)/lib -Xlinker -rpath .';;
*) RPATH='';;
esac
fi
AC_MSG_RESULT($RPATH)
# LINKFORSHARED are the flags passed to the $(CC) command that links
# a few executables -- this is only needed for a few systems
AC_MSG_CHECKING(LINKFORSHARED)
if test -z "$LINKFORSHARED"
then
case $host in
*-*-aix*) LINKFORSHARED='-Wl,-bE:$(srcdir)/python.exp -lld';;
*-*-hp*)
LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
*-*-linux*) LINKFORSHARED="-Xlinker -export-dynamic";;
*-*-next*) LINKFORSHARED="-u libsys_s";;
*-sco-sysv*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
*-*-irix6*) LINKFORSHARED="-all";;
esac
fi
AC_MSG_RESULT($LINKFORSHARED)
# Optional CFLAGS used to silence/enhance compiler warnings on some platforms.
AC_MSG_CHECKING(PLATCFLAGS)
case $host in
*-*-solaris*) if test "$GCC" = yes
then PLATCFLAGS=
else PLATCFLAGS=
# else PLATCFLAGS="-errtags=yes" # Need more work as C examples use ld for linking
fi;;
*) PLATCFLAGS=
esac
AC_MSG_RESULT($PLATCFLAGS)
# Add switch if necessary to enable C++11 support - just for tests
AC_ARG_ENABLE([cpp11-testing], AS_HELP_STRING([--enable-cpp11-testing], [enable C++11 testing if supported by compiler (default disabled)]), [enable_cpp11_testing=$enableval], [enable_cpp11_testing=no])
AC_MSG_CHECKING([whether to enable C++11 testing])
AC_MSG_RESULT([$enable_cpp11_testing])
PLATCXXFLAGS="$PLATCFLAGS"
if test x"$enable_cpp11_testing" = xyes; then
AC_LANG_PUSH([C++])
CXXFLAGS_SAVED=$CXXFLAGS
CXXFLAGS=
AX_CXX_COMPILE_STDCXX_11([noext], [nostop])
CXXFLAGS=$CXXFLAGS_SAVED
AC_LANG_POP([C++])
if test x"$CXX11FLAGS" != x; then
PLATCXXFLAGS="$CXX11FLAGS $PLATCXXFLAGS"
fi
AC_MSG_CHECKING([for C++11 enabled compiler])
if test x"$HAVE_CXX11_COMPILER" = x; then
AC_MSG_RESULT([no])
else
AC_MSG_RESULT([$HAVE_CXX11_COMPILER])
fi
fi
# On darwin 10.7,10.8,10.9 using clang++, need to ensure using
# libc++ for tests and examples to run under mono. May affect
# other language targets as well - problem is a Mac OS X incompatibility
# between libraries depending on libstdc++ and libc++.
CLANGXX=
$CXX -v 2>&1 | grep -i clang >/dev/null && CLANGXX=yes
case $host in
*-*-darwin11* | *-*-darwin12* |*-*-darwin13* ) if test "$CLANGXX" = "yes";
then PLATCXXFLAGS="$PLATCXXFLAGS -stdlib=libc++"
fi;;
*) ;;
esac
# Set info about shared libraries.
AC_SUBST(SO)
AC_SUBST(LDSHARED)
AC_SUBST(CCSHARED)
AC_SUBST(CXXSHARED)
AC_SUBST(TRYLINKINGWITHCXX)
AC_SUBST(RPATH)
AC_SUBST(PLATCFLAGS)
AC_SUBST(PLATCXXFLAGS)
AC_SUBST(HAVE_CXX11_COMPILER)
AC_SUBST(LINKFORSHARED)
# This variation is needed on OS-X because there is no (apparent) consistency in shared library naming.
# Sometimes .bundle works, but sometimes .so is needed. It depends on the target language
AC_SUBST(PYTHON_SO)
case $host in
*-*-mingw*) PYTHON_SO=.pyd;;
*-*-darwin*) PYTHON_SO=.so;;
*) PYTHON_SO=$SO;;
esac
AC_SUBST(TCL_SO)
case $host in
*-*-darwin*) TCL_SO=.dylib;;
*) TCL_SO=$SO;;
esac
AC_SUBST(GUILE_SO)
case $host in
*-*-darwin*) GUILE_SO=.so;;
*) GUILE_SO=$SO;;
esac
AC_SUBST(PHP_SO)
case $host in
*-*-darwin*) PHP_SO=.so;;
*) PHP_SO=$SO;;
esac
AC_SUBST(MZSCHEME_SO)
case $host in
*) MZSCHEME_SO=.so;;
esac
AC_SUBST(LUA_SO)
case $host in
*-*-darwin*) LUA_SO=.so;;
*) LUA_SO=$SO;;
esac
# Check for specific libraries. Used for SWIG examples
AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
dnl The following three libraries (nsl,inet,socket) are needed on Sequent,
dnl and must be checked for in this order since each library depends on the
dnl preceding one.
dnl
dnl Most SVR4 platforms will need -lsocket and -lnsl. However on SGI IRIX 5,
dnl these exist but are broken, so we use AC_SEARCH_LIBS which will only try
dnl the library if the function isn't already available without it.
AC_SEARCH_LIBS(t_open, nsl) # SVR4
AC_SEARCH_LIBS(gethostbyname, inet) # Sequent
AC_SEARCH_LIBS(socket, socket) # SVR4 sockets
AC_CHECK_LIB(swill, swill_init, [SWIGLIBS="-lswill $LIBS" SWILL="-DSWIG_SWILL"])
AC_SUBST(SWIGLIBS)
AC_SUBST(SWILL)
# check for --with-libm=...
AC_SUBST(LIBM)
LIBM=-lm
AC_ARG_WITH(libm, [ --with-libm=STRING math library], [
if test "$withval" != yes
then LIBM=$withval
else AC_MSG_ERROR([proper usage is --with-libm=STRING])
fi])
AC_CHECK_LIB(ieee, main, [LIBM="-lieee $LIBM"])
AC_CHECK_LIB(crypt,crypt, [LIBCRYPT="-lcrypt"])
AC_SUBST(LIBCRYPT)
# check for --with-libc=...
AC_SUBST(LIBC)
AC_ARG_WITH(libc, [ --with-libc=STRING C library], [
if test "$withval" != yes
then LIBC=$withval
else AC_MSG_ERROR([proper usage is --with-libc=STRING])
fi])
#--------------------------------------------------------------------
# Target languages
#--------------------------------------------------------------------
AC_ARG_WITH(alllang, AS_HELP_STRING([--without-alllang], [Disable all languages]), with_alllang="$withval")
if test "$with_alllang" = "no"; then
alllang_default=no
else
alllang_default=yes
fi
AC_CHECK_PROGS(PKGCONFIG, [pkg-config])
#--------------------------------------------------------------------
# Look for Tcl
#--------------------------------------------------------------------
TCLINCLUDE=
TCLLIB=
TCLPACKAGE=
AC_ARG_WITH(tclconfig, AS_HELP_STRING([--without-tcl], [Disable Tcl])
AS_HELP_STRING([--with-tclconfig=path], [Set location of tclConfig.sh]), [with_tclconfig="$withval"], [with_tclconfig=])
AC_ARG_WITH(tcl,
[ --with-tcl=path Set location of Tcl package],[
TCLPACKAGE="$withval"], [TCLPACKAGE="$alllang_default"])
AC_ARG_WITH(tclincl,[ --with-tclincl=path Set location of Tcl include directory],[
TCLINCLUDE="$ISYSTEM$withval"], [TCLINCLUDE=])
AC_ARG_WITH(tcllib,[ --with-tcllib=path Set location of Tcl library directory],[
TCLLIB="-L$withval"], [TCLLIB=])
# First, check for "--without-tcl" or "--with-tcl=no".
if test x"${TCLPACKAGE}" = xno; then
AC_MSG_NOTICE([Disabling Tcl])
else
AC_MSG_CHECKING([for Tcl configuration])
# First check to see if --with-tclconfig was specified.
if test x"${with_tclconfig}" != x ; then
if test -f "${with_tclconfig}/tclConfig.sh" ; then
TCLCONFIG=`(cd ${with_tclconfig}; pwd)`
else
AC_MSG_ERROR([${with_tcl} directory does not contain tclConfig.sh])
fi
fi
# check in a few common install locations
dirs="/usr/lib*/ /usr/lib*/tcl*/ /usr/local/lib*/ /usr/local/lib*/tcl*/"
case $host in
*-*-darwin*)
dirs="/System/Library/Frameworks/Tcl.framework/ $dirs"
;;
*)
;;
esac
if test x"${TCLCONFIG}" = x ; then
for d in $dirs ; do
for i in `ls -d -r $d 2>/dev/null` ; do
if test -f $i"tclConfig.sh" ; then
TCLCONFIG=`(cd $i; pwd)`
break
fi
done
done
fi
if test x"${TCLCONFIG}" = x ; then
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(found $TCLCONFIG/tclConfig.sh)
. $TCLCONFIG/tclConfig.sh
if test -z "$TCLINCLUDE"; then
TCLINCLUDE=`echo $TCL_INCLUDE_SPEC | sed "s/-I/$ISYSTEM/"`
fi
if test -z "$TCLLIB"; then
TCLLIB=$TCL_LIB_SPEC
fi
fi
if test -z "$TCLINCLUDE"; then
if test "x$TCLPACKAGE" != xyes; then
TCLINCLUDE="$ISYSTEM$TCLPACKAGE/include"
fi
fi
if test -z "$TCLLIB"; then
if test "x$TCLPACKAGE" != xyes; then
TCLLIB="-L$TCLPACKAGE/lib -ltcl"
fi
fi
AC_MSG_CHECKING(for Tcl header files)
if test -z "$TCLINCLUDE"; then
AC_TRY_CPP([#include <tcl.h>], , TCLINCLUDE="")
if test -z "$TCLINCLUDE"; then
dirs="/usr/local/include /usr/include /opt/local/include"
for i in $dirs ; do
if test -r $i/tcl.h; then
AC_MSG_RESULT($i)
TCLINCLUDE="$ISYSTEM$i"
break
fi
done
fi
if test -z "$TCLINCLUDE"; then
AC_MSG_RESULT(not found)
fi
else
AC_MSG_RESULT($TCLINCLUDE)
fi
AC_MSG_CHECKING(for Tcl library)
if test -z "$TCLLIB"; then
dirs="/usr/local/lib /usr/lib /opt/local/lib"
for i in $dirs ; do
if test -r $i/libtcl.a; then
AC_MSG_RESULT($i)
TCLLIB="-L$i -ltcl"
break
fi
done
if test -z "$TCLLIB"; then
AC_MSG_RESULT(not found)
fi
else
AC_MSG_RESULT($TCLLIB)
fi
# Cygwin (Windows) needs the library for dynamic linking
case $host in
*-*-cygwin* | *-*-mingw*) TCLDYNAMICLINKING="$TCLLIB";;
*)TCLDYNAMICLINKING="";;
esac
case $host in
*-*-darwin*)
TCLLDSHARED='$(CC) -dynamiclib -undefined suppress -flat_namespace'
TCLCXXSHARED='$(CXX) -dynamiclib -undefined suppress -flat_namespace'
;;
*)
TCLLDSHARED='$(LDSHARED)'
TCLCXXSHARED='$(CXXSHARED)'
;;
esac
fi
AC_SUBST(TCLINCLUDE)
AC_SUBST(TCLLIB)
AC_SUBST(TCLDYNAMICLINKING)
AC_SUBST(TCLLDSHARED)
AC_SUBST(TCLCXXSHARED)
#----------------------------------------------------------------
# Look for Python
#----------------------------------------------------------------
PYINCLUDE=
PYLIB=
PYLINK=
PYPACKAGE=
AC_ARG_WITH(python, AS_HELP_STRING([--without-python], [Disable Python])
AS_HELP_STRING([--with-python=path], [Set location of Python executable]),[ PYBIN="$withval"], [PYBIN="$alllang_default"])
# First, check for "--without-python" or "--with-python=no".
if test x"${PYBIN}" = xno; then
AC_MSG_NOTICE([Disabling Python])
else
# First figure out the name of the Python executable
if test "x$PYBIN" = xyes; then
AC_CHECK_PROGS(PYTHON, [python python2.7])
else
PYTHON="$PYBIN"
fi
PYVER=0
if test -n "$PYTHON"; then
AC_MSG_CHECKING([for $PYTHON major version number])
PYVER=`($PYTHON -c "import sys; sys.stdout.write(sys.version[[0]])") 2>/dev/null`
AC_MSG_RESULT($PYVER)
if test -z "$PYVER"; then
PYVER=0
else
AC_MSG_CHECKING(for Python os.name)
PYOSNAME=`($PYTHON -c "import sys, os; sys.stdout.write(os.name)") 2>/dev/null`
AC_MSG_RESULT($PYOSNAME)
AC_MSG_CHECKING(for Python path separator)
PYSEPARATOR=`($PYTHON -c "import sys, os; sys.stdout.write(os.sep)") 2>/dev/null`
AC_MSG_RESULT($PYSEPARATOR)
fi
fi
if test $PYVER -eq 1 -o $PYVER -eq 2; then
AC_MSG_CHECKING(for Python prefix)
PYPREFIX=`($PYTHON -c "import sys; sys.stdout.write(sys.prefix)") 2>/dev/null`
AC_MSG_RESULT($PYPREFIX)
AC_MSG_CHECKING(for Python exec-prefix)
PYEPREFIX=`($PYTHON -c "import sys; sys.stdout.write(sys.exec_prefix)") 2>/dev/null`
AC_MSG_RESULT($PYEPREFIX)
if test x"$PYOSNAME" = x"nt" -a x"$PYSEPARATOR" = x"\\"; then
# Windows installations are quite different to posix installations (MinGW path separator is a forward slash)
PYPREFIX=`echo "$PYPREFIX" | sed -e 's,\\\\,/,g'` # Forward slashes are easier to use and even work on Windows most of the time
PYTHON_SO=.pyd
AC_MSG_CHECKING(for Python header files)
if test -r $PYPREFIX/include/Python.h; then
PYINCLUDE="-I$PYPREFIX/include"
fi
AC_MSG_RESULT($PYINCLUDE)
AC_MSG_CHECKING(for Python library directory)
if test -d $PYPREFIX/libs; then
PYLIB=$PYPREFIX/libs
PYLINKFILE=`ls $PYLIB/python*.lib | grep "python[[0-9]][[0-9]]\.lib"`
if test -r "$PYLINKFILE"; then
PYLINK=-l`basename $PYLINKFILE | sed -e 's/\.lib$//'`
else
PYLIB=
fi
fi
else
# Note: I could not think of a standard way to get the version string from different versions.
# This trick pulls it out of the file location for a standard library file.
AC_MSG_CHECKING(for Python version)
# Need to do this hack since autoconf replaces __file__ with the name of the configure file
filehack="file__"
PYVERSION=`($PYTHON -c "import sys,string,operator,os.path; sys.stdout.write(operator.getitem(os.path.split(operator.getitem(os.path.split(string.__$filehack),0)),1))") 2>/dev/null`
AC_MSG_RESULT($PYVERSION)
# Find the directory for libraries this is necessary to deal with
# platforms that can have apps built for multiple archs: e.g. x86_64
AC_MSG_CHECKING(for Python lib dir)
PYLIBDIR=`($PYTHON -c "import sys; sys.stdout.write(sys.lib)") 2>/dev/null`
if test -z "$PYLIBDIR"; then
# Fedora patch Python to add sys.lib, for other distros we assume "lib".
PYLIBDIR="lib"
fi
AC_MSG_RESULT($PYLIBDIR)
# Set the include directory
AC_MSG_CHECKING(for Python header files)
if test -r $PYPREFIX/include/$PYVERSION/Python.h; then
PYINCLUDE="-I$PYPREFIX/include/$PYVERSION -I$PYEPREFIX/$PYLIBDIR/$PYVERSION/config"
fi
if test -z "$PYINCLUDE"; then
if test -r $PYPREFIX/include/Py/Python.h; then
PYINCLUDE="-I$PYPREFIX/include/Py -I$PYEPREFIX/$PYLIBDIR/python/lib"
fi
fi
AC_MSG_RESULT($PYINCLUDE)
# Set the library directory blindly. This probably won't work with older versions
AC_MSG_CHECKING(for Python library directory)
dirs="$PYVERSION/config $PYVERSION/$PYLIBDIR python/$PYLIBDIR"
for i in $dirs; do
if test -d $PYEPREFIX/$PYLIBDIR/$i; then
PYLIB="$PYEPREFIX/$PYLIBDIR/$i"
break
fi
done
PYLINK="-l$PYVERSION"
fi
if test -z "$PYLIB"; then
AC_MSG_RESULT(Not found)
else
AC_MSG_RESULT($PYLIB)
fi
AC_MSG_CHECKING(for Python library)
if test -z "$PYLINK"; then
AC_MSG_RESULT(Not found)
else
AC_MSG_RESULT($PYLINK)
fi
fi
# Cygwin (Windows) needs the library for dynamic linking
case $host in
*-*-cygwin* | *-*-mingw*)
PYTHONDYNAMICLINKING="-L$PYLIB $PYLINK"
DEFS="-DUSE_DL_IMPORT $DEFS"
;;
*)PYTHONDYNAMICLINKING="";;
esac
fi
AC_SUBST(PYINCLUDE)
AC_SUBST(PYLIB)
AC_SUBST(PYLINK)
AC_SUBST(PYTHONDYNAMICLINKING)
#----------------------------------------------------------------
# Look for Python 3.x
#----------------------------------------------------------------
PY3INCLUDE=
PY3LIB=
PY3LINK=
PY3PACKAGE=
AC_ARG_WITH(python3, AS_HELP_STRING([--without-python3], [Disable Python 3.x support])
AS_HELP_STRING([--with-python3=path], [Set location of Python 3.x executable]),[ PY3BIN="$withval"], [PY3BIN="$alllang_default"])
# First, check for "--without-python3" or "--with-python3=no".
if test x"${PY3BIN}" = xno; then
AC_MSG_NOTICE([Disabling Python 3.x support])
else
if test -z "$PYVER"; then
PYVER=0
fi
if test "x$PY3BIN" = xyes; then
if test x"$PYOSNAME" = x"nt" -a x"$PYSEPARATOR" = x"\\" -a $PYVER -ge 3; then
PYTHON3="$PYTHON"
else
for py_ver in 3 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 ""; do
AC_CHECK_PROGS(PYTHON3, [python$py_ver])
if test -n "$PYTHON3"; then
AC_CHECK_PROGS(PY3CONFIG, [$PYTHON3-config])
if test -n "$PY3CONFIG"; then
break
fi
fi
done
fi
else
PYTHON3="$PY3BIN"
AC_CHECK_PROGS(PY3CONFIG, [$PYTHON3-config])
fi
if test -n "$PYTHON3"; then
AC_MSG_CHECKING([for $PYTHON3 major version number])
PYVER=`($PYTHON3 -c "import sys; sys.stdout.write(sys.version[[0]])") 2>/dev/null`
AC_MSG_RESULT($PYVER)
if test -z "$PYVER"; then
PYVER=0
fi
fi
if test $PYVER -ge 3; then
AC_MSG_CHECKING(for Python 3.x os.name)
PY3OSNAME=`($PYTHON3 -c "import sys, os; sys.stdout.write(os.name)") 2>/dev/null`
AC_MSG_RESULT($PY3OSNAME)
AC_MSG_CHECKING(for Python 3.x path separator)
PYSEPARATOR=`($PYTHON3 -c "import sys, os; sys.stdout.write(os.sep)") 2>/dev/null`
AC_MSG_RESULT($PYSEPARATOR)
if test x"$PY3OSNAME" = x"nt" -a x"$PYSEPARATOR" = x"\\"; then
# Windows installations are quite different to posix installations
# There is no python-config to use
AC_MSG_CHECKING(for Python 3.x prefix)
PY3PREFIX=`($PYTHON3 -c "import sys; sys.stdout.write(sys.prefix)") 2>/dev/null`
AC_MSG_RESULT($PY3PREFIX)
PY3PREFIX=`echo "$PY3PREFIX" | sed -e 's,\\\\,/,g'` # Forward slashes are easier to use and even work on Windows most of the time
PYTHON_SO=.pyd
AC_MSG_CHECKING(for Python 3.x header files)
if test -r $PY3PREFIX/include/Python.h; then
PY3INCLUDE="-I$PY3PREFIX/include"
fi
AC_MSG_RESULT($PY3INCLUDE)
AC_MSG_CHECKING(for Python 3.x library directory)
if test -d $PY3PREFIX/libs; then
PY3LIB=$PY3PREFIX/libs
PY3LINKFILE=`ls $PY3LIB/python*.lib | grep "python[[0-9]][[0-9]]\.lib"`
if test -r "$PY3LINKFILE"; then
PY3LINK=-l`basename $PY3LINKFILE | sed -e 's/\.lib$//'`
else
PY3LIB=
fi
fi
if test -z "$PY3LIB"; then
AC_MSG_RESULT([Not found])
else
AC_MSG_RESULT($PY3LIB)
fi
AC_MSG_CHECKING([for Python 3.x library])
if test -z "$PY3LINK"; then
AC_MSG_RESULT(Not found)
else
AC_MSG_RESULT($PY3LINK)
fi
elif test -n "$PY3CONFIG"; then
AC_MSG_CHECKING([for Python 3.x prefix])
PY3PREFIX=`($PY3CONFIG --prefix) 2>/dev/null`
AC_MSG_RESULT($PY3PREFIX)
AC_MSG_CHECKING(for Python 3.x exec-prefix)
# Piped through xargs to strip trailing whitespace (bug in msys2 + mingw Python)
PY3EPREFIX=`($PY3CONFIG --exec-prefix | xargs) 2>/dev/null`
AC_MSG_RESULT($PY3EPREFIX)
# Note: I could not think of a standard way to get the version string from different versions.
# This trick pulls it out of the file location for a standard library file.
AC_MSG_CHECKING([for Python 3.x version])
# Need to do this hack since autoconf replaces __file__ with the name of the configure file
filehack="file__"
PY3VERSION=`($PYTHON3 -c "import string,operator,os.path; print(operator.getitem(os.path.split(operator.getitem(os.path.split(string.__$filehack),0)),1))") 2>/dev/null`
AC_MSG_RESULT($PY3VERSION)
# Find the directory for libraries this is necessary to deal with
# platforms that can have apps built for multiple archs: e.g. x86_64
AC_MSG_CHECKING([for Python 3.x lib dir])
PY3LIBDIR=`($PYTHON3 -c "import sys; print(sys.lib)") 2>/dev/null`
if test -z "$PY3LIBDIR"; then
# some dists don't have sys.lib so the best we can do is assume lib
PY3LIBDIR="lib"
fi
AC_MSG_RESULT($PY3LIBDIR)
# Set the include directory
AC_MSG_CHECKING([for Python 3.x header files])
PY3INCLUDE=`($PY3CONFIG --includes) 2>/dev/null`
AC_MSG_RESULT($PY3INCLUDE)
# Set the library directory blindly. This probably won't work with older versions
AC_MSG_CHECKING([for Python 3.x library directory])
dirs="$PY3VERSION/config $PY3VERSION/$PY3LIBDIR python/$PY3LIBDIR"
for i in $dirs; do
if test -d $PY3EPREFIX/$PY3LIBDIR/$i; then
PY3LIB="$PY3EPREFIX/$PY3LIBDIR/$i"
break
fi
done
if test -z "$PY3LIB"; then
AC_MSG_RESULT([Not found])
else
AC_MSG_RESULT($PY3LIB)
fi
PY3LINK="-l$PY3VERSION"
AC_MSG_CHECKING([for Python 3.x library])
if test -z "$PY3LINK"; then
AC_MSG_RESULT(Not found)
else
AC_MSG_RESULT($PY3LINK)
fi
fi
fi
# Cygwin (Windows) needs the library for dynamic linking
case $host in
*-*-cygwin* | *-*-mingw*)
PYTHON3DYNAMICLINKING="-L$PY3LIB $PY3LINK"
DEFS="-DUSE_DL_IMPORT $DEFS"
;;
*)PYTHON3DYNAMICLINKING="";;
esac
AC_SUBST(PY3INCLUDE)
AC_SUBST(PY3LIB)
AC_SUBST(PY3LINK)
AC_SUBST(PYTHON3DYNAMICLINKING)
fi
if test -n "$PYINCLUDE" || test -n "$PY3INCLUDE" ; then
AC_CHECK_PROGS(PYCODESTYLE, pycodestyle)
if test -n "$PYCODESTYLE"; then
AC_MSG_CHECKING(pycodestyle version)
pycodestyle_version=`$PYCODESTYLE --version 2>/dev/null`
AC_MSG_RESULT($pycodestyle_version)
fi
fi
AC_ARG_WITH(2to3, AS_HELP_STRING([--with-2to3=path], [Set location of Python 2to3 tool]), [PY2TO3BIN="$withval"], [PY2TO3BIN="yes"])
if test -n "$PYTHON3"; then
if test "x$PY2TO3BIN" = xyes; then
py3to2=`echo $PYTHON3 | sed -e "s/python/2to3-/"`
AC_CHECK_PROGS(PY2TO3, $py3to2 2to3)
if test -z "$PY2TO3"; then
# Windows distributions don't always have the 2to3 executable
AC_MSG_CHECKING(for 2to3.py)
py2to3script="$PY3PREFIX/Tools/scripts/2to3.py"
if test -f "$py2to3script"; then
AC_MSG_RESULT($py2to3script)
PY2TO3="$PYTHON3 $py2to3script"
else
AC_MSG_RESULT(Not found)
fi
fi
else
PY2TO3="$PY2TO3BIN"
fi
if test -z "$PY2TO3"; then
PYTHON3=
fi
fi
#----------------------------------------------------------------
# Look for Perl5
#----------------------------------------------------------------
PERLBIN=
AC_ARG_WITH(perl5, AS_HELP_STRING([--without-perl5], [Disable Perl5])
AS_HELP_STRING([--with-perl5=path], [Set location of Perl5 executable]),[ PERLBIN="$withval"], [PERLBIN="$alllang_default"])
# First, check for "--without-perl5" or "--with-perl5=no".
if test x"${PERLBIN}" = xno; then
AC_MSG_NOTICE([Disabling Perl5])
PERL=
else
# First figure out what the name of Perl5 is
if test "x$PERLBIN" = xyes; then
AC_CHECK_PROGS(PERL, perl perl5.6.1 perl5.6.0 perl5.004 perl5.003 perl5.002 perl5.001 perl5 perl)
else
PERL="$PERLBIN"
fi
# This could probably be simplified as for all platforms and all versions of Perl the following apparently should be run to get the compilation options:
# perl -MExtUtils::Embed -e ccopts
AC_MSG_CHECKING(for Perl5 header files)
if test -n "$PERL"; then
PERL5DIR=`($PERL -MConfig -le 'print $Config{archlibexp}') 2>/dev/null`
if test -n "$PERL5DIR" ; then
dirs="$PERL5DIR $PERL5DIR/CORE"
PERL5EXT=none
for i in $dirs; do
if test -r $i/perl.h; then
AC_MSG_RESULT($i)
PERL5EXT="$i"
break
fi
done
if test "$PERL5EXT" = none; then
PERL5EXT="$PERL5DIR/CORE"
AC_MSG_RESULT(could not locate perl.h...using $PERL5EXT)
fi
AC_MSG_CHECKING(for Perl5 library)
PERL5LIB=`($PERL -e 'use Config; $_=$Config{libperl}; s/^lib//; s/$Config{_a}$//; s/\.$Config{so}.*//; print $_, "\n"') 2>/dev/null`
if test -z "$PERL5LIB" ; then
AC_MSG_RESULT(not found)
else
AC_MSG_RESULT($PERL5LIB)
fi
AC_MSG_CHECKING(for Perl5 ccflags)
PERL5CCFLAGS=`($PERL -e 'use Config; print $Config{ccflags}, "\n"' | sed "s/-Wdeclaration-after-statement//" | sed "s/-I/$ISYSTEM/") 2>/dev/null`
if test -z "$PERL5CCFLAGS" ; then
AC_MSG_RESULT(not found)
else
AC_MSG_RESULT($PERL5CCFLAGS)
fi
AC_MSG_CHECKING(for Perl5 ccdlflags)
PERL5CCDLFLAGS=`($PERL -e 'use Config; print $Config{ccdlflags}, "\n"') 2>/dev/null`
if test -z "$PERL5CCDLFLAGS" ; then
AC_MSG_RESULT(not found)
else
AC_MSG_RESULT($PERL5CCDLFLAGS)
fi
AC_MSG_CHECKING(for Perl5 cccdlflags)
PERL5CCCDLFLAGS=`($PERL -e 'use Config; print $Config{cccdlflags}, "\n"') 2>/dev/null`
if test -z "$PERL5CCCDLFLAGS" ; then
AC_MSG_RESULT(not found)
else
AC_MSG_RESULT($PERL5CCCDLFLAGS)
fi
AC_MSG_CHECKING(for Perl5 ldflags)
PERL5LDFLAGS=`($PERL -e 'use Config; print $Config{ldflags}, "\n"') 2>/dev/null`
if test -z "$PERL5LDFLAGS" ; then
AC_MSG_RESULT(not found)
else
AC_MSG_RESULT($PERL5LDFLAGS)
fi