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configure.ac
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dnl Process this file with autoconf to produce a configure script.
dnl See xapian-core's HACKING document for details of the reasons for required
dnl versions.
AC_PREREQ([2.63])
m4_define([project_version], [1.4.21])
AC_INIT([xapian-bindings], project_version, [https://xapian.org/bugs])
dnl See xapian-core's HACKING document for details of the reasons for required
dnl versions.
AM_INIT_AUTOMAKE([1.12.2 parallel-tests -Wportability subdir-objects tar-ustar no-dist-gzip dist-xz])
AC_CONFIG_SRCDIR([xapian-headers.i])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
dnl Use libtool to manage our libraries, but don't build static libraries as
dnl the bindings only have a use for dynamic ones.
LT_PREREQ([2.2.6])
LT_INIT([disable-static])
dnl -no-undefined causes problems on macOS with at least some
dnl MACOSX_DEPLOYMENT_TARGET settings, so only pass -no-undefined on
dnl platforms where it is required in order to link a shared library at
dnl all (Windows is the main one).
NO_UNDEFINED=
if test unsupported = "$allow_undefined_flag" ; then
NO_UNDEFINED=-no-undefined
fi
AC_SUBST(NO_UNDEFINED)
dnl Checks for programs.
AC_PROG_CXX
# Checked: freebsd8.0 openbsd4.6 solaris2.9 solaris2.10
case $host_os in
linux* | k*bsd*-gnu | freebsd* | openbsd* | solaris*)
dnl Vanilla libtool sets this to "unknown" which it then handles as "yes".
link_all_deplibs_CXX=no
;;
esac
case $host_os in
linux*)
dnl Extract search path from ldconfig which is more reliable than the way
dnl vanilla libtool extracts them from ld.so.conf.
d=`/sbin/ldconfig -N -X -v 2>&AS_MESSAGE_LOG_FD|$SED 's,^\(/.*\):\( (.*)\)\?$,\1,p;d'|tr '\n' ' '`
test -z "$d" || sys_lib_dlsearch_path_spec=$d
;;
esac
dnl Run tests using the C++ compiler.
AC_LANG([C++])
dnl Probe for any options needed to enable C++11 support.
AX_CXX_COMPILE_STDCXX([11])
dnl Check for xapian-core.
XO_LIB_XAPIAN([], [],
[xapian-config]regexp(project_version,
[^\([0-9]*\.[0-9]*[13579]\)\..*$], [-\1]))
XO_REQUIRE([1.4.0])
NEED_JNILIB_EXT=no
NEED_INTREE_DYLD=no
INTREE_DYLD_PATH=
case $host_os in
darwin*)
NEED_JNILIB_EXT=yes
dnl If we're building against an uninstalled xapian-core, xapian-config
dnl --libs will give an error.
if $XAPIAN_CONFIG --libs >/dev/null 2>/dev/null ; then
:
else
NEED_INTREE_DYLD=yes
dnl $XAPIAN_LIBS may have some options first, so grab the last argument,
dnl which should be the .la file.
set x $XAPIAN_LIBS
as_fn_arith $# - 1
shift $as_val
INTREE_DYLD_PATH=$1
dnl Make sure the path is absolute.
case $INTREE_DYLD_PATH in
/*) ;;
*) INTREE_DYLD_PATH=`pwd`/$INTREE_DYLD_PATH ;;
esac
dnl Add .libs or equivalent.
INTREE_DYLD_PATH=`echo "$INTREE_DYLD_PATH"|sed 's,\(.*/\).*,\1,'`$lt_cv_objdir
AC_SUBST([INTREE_DYLD_PATH])
fi
;;
esac
AM_CONDITIONAL(NEED_JNILIB_EXT, test yes = "$NEED_JNILIB_EXT")
AM_CONDITIONAL(NEED_INTREE_DYLD, test yes = "$NEED_INTREE_DYLD")
dnl We want XAPIAN_CXXFLAGS to be used for configure tests, so add it to
dnl CXXFLAGS for the duration of configure.
save_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $XAPIAN_CXXFLAGS"
dnl COMPAT_VERSION is the version of xapian-core that "matches" our version.
dnl We allow for bindings being version 0.8.5.1 while xapian-core is 0.8.5.
dnl COMPAT_VERSION also ignores any _git123 suffix which snapshots will have.
COMPAT_VERSION=[`echo "$PACKAGE_VERSION"|sed 's/^\([0-9]*\.[0-9]*\.[0-9]*\).*/\1/'`]
AC_SUBST(COMPAT_VERSION)
dnl VERSION_NO_SNAPSHOT simply has any _git123 suffix removed.
VERSION_NO_SNAPSHOT=[`echo "$PACKAGE_VERSION"|sed 's/_.*$//'`]
AC_SUBST(VERSION_NO_SNAPSHOT)
dnl We only need to set docdir for compatibility with autoconf < 2.60 - this
dnl code can be removed once we move to requiring autoconf 2.60 or newer.
test -n "$docdir" || docdir='${datadir}/doc/${PACKAGE_TARNAME}'
AC_SUBST(docdir)
AC_ARG_ENABLE(visibility,
[AS_HELP_STRING([--disable-visibility], [disable use of GCC visibility])],
[case ${enableval} in
yes|no) ;;
*) AC_MSG_ERROR([bad value ${enableval} for --disable-visibility]) ;;
esac])
dnl Only probe for SWIG and enable SWIG rules in makefiles if
dnl configure --enable-maintainer-mode is used.
AM_MAINTAINER_MODE
AC_ARG_ENABLE(documentation,
[AS_HELP_STRING([--enable-documentation], [enable make rules to rebuild shipped documentation [default=maintainer-mode]])],
[case ${enableval} in
yes|no) ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-documentation]) ;;
esac])
test -z "$enable_documentation" && enable_documentation=$USE_MAINTAINER_MODE
AM_CONDITIONAL(DOCUMENTATION_RULES, test x"$enable_documentation" = xyes)
AM_CONDITIONAL(MAINTAINER_NO_DOCS, test x"$USE_MAINTAINER_MODE$enable_documentation" = xyesno)
if test yes = "$enable_documentation" ; then
dnl Check for rst2html. (Needed to make HTML from reStructuredText format)
dnl Also look for rst2html.py, which archlinux reportedly installs it as.
AC_PATH_PROGS(RST2HTML, [rst2html rst2html.py], [])
AC_ARG_VAR([RST2HTML], [reST to HTML convertor])
test -z "$RST2HTML" && AC_MSG_ERROR([rst2html is required to build documentation (try package python-docutils)])
fi
if test x$USE_MAINTAINER_MODE = xyes; then
dnl Check for swig - this does most of the work for the bindings.
dnl AC_PATH_PROGS only honours an already set SWIG if it's a full
dnl path. Listing it in the "to be searched" list like this allows
dnl ./configure SWIG=myswig to work.
swigoverridden=${SWIG+yes}
AC_PATH_PROGS(SWIG, ["${SWIG-swig}"], [])
AC_ARG_VAR(SWIG, [SWIG interface generator (only needed by Xapian developers)])
if test -z "$SWIG" ; then
AC_MSG_ERROR([Can't find SWIG utility])
fi
dnl Check for new enough SWIG.
dnl
dnl 3.0.6 fixes compiling the Perl bindings under C++11 ("seed" macro issue).
dnl 3.0.8 fixes conversion of integers large than an int in Python 3.
dnl 3.0.9 fixes generation of unnecessary _swigconstant helpers for Python.
dnl 3.0.12 fixes segfault on unload with PHP 7.1
v=`$SWIG -version 2>&1|sed 's/^SWIG Version \([[0-9\.]]*\).*/\1/p;d'`
case $v in
[[012].*|3.0.?|3.0.1[01]|""])
msg="SWIG >= 3.0.12 required (you have ${v:-an unknown version})"
if test -n "$swigoverridden" ; then
dnl If SWIG was explicitly set, make this a warning only.
AC_MSG_WARN([$msg])
else
AC_MSG_ERROR([$msg])
fi ;;
esac
SWIG_FLAGS=`$XAPIAN_CONFIG --swigflags`
AC_SUBST(SWIG_FLAGS)
XAPIAN_HEADER_DIRS=
XAPIAN_HEADERS=
for a in $SWIG_FLAGS ; do
case $a in
-I*)
d=`echo "x$a"|sed 's/^x-I//'`
dnl Quote each entry in XAPIAN_HEADER_DIRS with "".
XAPIAN_HEADER_DIRS=$XAPIAN_HEADER_DIRS' "'$d'"'
for f in "$d/"*.h "$d/xapian/*.h" ; do
if test -f "$f" ; then
XAPIAN_HEADERS="$XAPIAN_HEADERS $f"
fi
done
;;
esac
done
AC_SUBST([XAPIAN_HEADER_DIRS])
AC_SUBST([XAPIAN_HEADERS])
dnl Need perl in maintainer mode to generate the except.i file for python.
AC_PATH_PROGS(PERL, ["${PERL-perl}"], [])
test -z "$PERL" && AC_MSG_ERROR([perl is required in maintainer mode])
dnl Need doxygen in maintainer mode to convert C++ doxygen comments to Python
dnl docstrings.
AC_PATH_PROG(DOXYGEN, doxygen, [])
AC_ARG_VAR([DOXYGEN], [Doxygen documentation system])
test -z "$DOXYGEN" && AC_MSG_ERROR([doxygen is required to build documentation])
fi
AC_ARG_WITH(python,
AC_HELP_STRING([--with-python], [enable Python 2 bindings]),
[],
[with_python=])
AC_ARG_WITH(python3,
AS_HELP_STRING([--with-python3], [enable Python 3 bindings]),
[],
[with_python3=])
AC_ARG_WITH(php,
AC_HELP_STRING([--with-php], [enable PHP 5 bindings]),
[],
[with_php=])
AC_ARG_WITH(php7,
AS_HELP_STRING([--with-php7], [enable PHP 7 bindings]),
[],
[with_php7=])
AC_ARG_WITH(ruby,
AS_HELP_STRING([--with-ruby], [enable Ruby bindings]),
[],
[with_ruby=])
AC_ARG_WITH(tcl,
AS_HELP_STRING([--with-tcl], [enable Tcl bindings]),
[],
[with_tcl=])
AC_ARG_WITH(csharp,
AS_HELP_STRING([--with-csharp], [enable CSharp bindings]),
[],
[with_csharp=])
AC_ARG_WITH(java,
AS_HELP_STRING([--with-java], [enable Java bindings]),
[],
[with_java=])
AC_ARG_WITH(perl,
AS_HELP_STRING([--with-perl], [enable Perl bindings]),
[],
[with_perl=])
AC_ARG_WITH(lua,
AS_HELP_STRING([--with-lua], [enable Lua bindings]),
[],
[with_lua=])
case $with_python$with_python3$with_php$with_php7$with_ruby$with_tcl$with_csharp$with_java$with_perl$with_lua in
*yes*)
dnl Default unspecified values to no.
test -z "$with_python" && with_python=no
test -z "$with_python3" && with_python3=no
test -z "$with_php" && with_php=no
test -z "$with_php7" && with_php7=no
test -z "$with_tcl" && with_tcl=no
test -z "$with_csharp" && with_csharp=no
test -z "$with_java" && with_java=no
test -z "$with_ruby" && with_ruby=no
test -z "$with_perl" && with_perl=no
test -z "$with_lua" && with_lua=no
;;
esac
BINDINGS=
if test no != "$with_python" ; then
dnl For backward compatibility:
: ${PYTHON2="$PYTHON"}
: ${PYTHON2_INC="$PYTHON_INC"}
: ${PYTHON2_LIB="$PYTHON_LIB"}
: ${PYTHON2_LIBS="$PYTHON_LIBS"}
: ${PYTHON2_SO="$PYTHON_SO"}
dnl See comment for AC_PATH_PROGS(SWIG, ...).
if test -n "$PYTHON2" ; then
AC_PATH_PROGS(PYTHON2, ["$PYTHON2"], [])
else
AC_PATH_PROGS(PYTHON2, [python2 python], [])
fi
AC_ARG_VAR(PYTHON2, [Python 2 interpreter])
if test -n "$PYTHON2" ; then
dnl Require Python 2.6 or newer. Older versions are essentially
dnl unsupported upstream.
AC_MSG_CHECKING([$PYTHON2 version])
version=`$PYTHON2 -c 'import sys;print("%d.%d" % sys.version_info[[:2]])' 2>/dev/null`
case $version in
[2.[6-9]*|2.[1-5][0-9]*])
AC_MSG_RESULT([$version])
;;
[[3-9].*])
AC_MSG_RESULT([$version (too new - use --with-python3 for Python 3 support)])
if test yes = "$with_python" ; then
AC_MSG_ERROR([Use --with-python3 for Python 3 support ($PYTHON2 is $version)])
fi
PYTHON2=
;;
*)
AC_MSG_RESULT([$version (too old)])
if test yes = "$with_python" ; then
AC_MSG_ERROR([Only Python 2.6 or newer is supported ($PYTHON2 is $version)])
fi
PYTHON2=
;;
esac
if test -n "$PYTHON2" ; then
if $PYTHON2 -c 'import distutils.sysconfig' 2>/dev/null ; then
PYTHON2_INC=`$PYTHON2 -c 'import os,distutils.sysconfig;print(distutils.sysconfig.get_python_inc().replace(os.sep,"/"))'`
AC_SUBST(PYTHON2_INC)
else
if test yes = "$with_python" ; then
AC_MSG_ERROR([Couldn't import Python module distutils.sysconfig - you probably need to install a python-dev or python-devel package])
else
AC_MSG_WARN([Couldn't import Python module distutils.sysconfig - you probably don't have a python-dev or python-devel package installed])
PYTHON2=
fi
fi
fi
AC_MSG_CHECKING([for python2 sphinx module])
if $PYTHON2 -c 'import sphinx;print(repr(sphinx.main))' >&5 2>&5 ; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
if test yes = "$with_python" ; then
AC_MSG_ERROR([Couldn't import sphinx module and call sphinx.main() for Python2 - try package python-sphinx])
fi
PYTHON2=
fi
if test -n "$PYTHON2" ; then
dnl Check that Python.h is there, which is a good way to check that
dnl the appropriate python-dev package has been installed.
AC_MSG_CHECKING([for $PYTHON2_INC/Python.h])
if test -f "$PYTHON2_INC/Python.h" ; then
AC_MSG_RESULT(yes)
AC_MSG_CHECKING([for directory to install python2 bindings in])
if test -z "$PYTHON2_LIB" ; then
PYTHON2_LIB=`$PYTHON2 -c 'import os,distutils.sysconfig;print(distutils.sysconfig.get_python_lib(1).replace(os.sep,"/"))'`
fi
AC_MSG_RESULT([$PYTHON2_LIB])
AC_ARG_VAR(PYTHON2_LIB, [Directory to install python2 bindings in])
AC_MSG_CHECKING([for python2 libraries to link against])
case $host_os in
mingw* | pw32*)
PYTHON2_LIBS=`$PYTHON2 -c 'import os,sys;print("-L"+os.path.join(sys.prefix,"libs").replace(os.sep,"/")+" -lpython"+sys.version[[:3]].replace(".",""))'` ;;
cygwin*)
PYTHON2_LIBS=`$PYTHON2 -c 'import os,sys;print("-L"+os.path.join(sys.path[[3]],"config")+" -lpython"+sys.version[[:3]])'` ;;
*)
PYTHON2_LIBS= ;;
esac
AC_SUBST(PYTHON2_LIBS)
AC_MSG_RESULT([$PYTHON2_LIBS])
AC_MSG_CHECKING([for python2 module extension])
dnl Usually ".so", but for example, macOS uses ".dylib".
PYTHON2_SO=`$PYTHON2 -c 'import distutils.sysconfig;print(distutils.sysconfig.get_config_vars("SO")[[0]])'`
AC_SUBST(PYTHON2_SO)
AC_MSG_RESULT([$PYTHON2_SO])
BINDINGS="$BINDINGS python"
else
AC_MSG_RESULT([no (install python-dev or python-devel package or similar)])
if test yes = "$with_python" ; then
AC_MSG_ERROR([Python.h not found])
fi
fi
fi
fi
fi
if test no != "$with_python3" ; then
dnl See comment for AC_PATH_PROGS(SWIG, ...).
if test -n "$PYTHON3" ; then
AC_PATH_PROGS(PYTHON3, ["$PYTHON3"], [])
else
AC_PATH_PROGS(PYTHON3, [python3 python], [])
fi
AC_ARG_VAR(PYTHON3, [Python 3 interpreter])
if test -n "$PYTHON3" ; then
dnl Require Python 3.2 or newer, as that's the oldest version we can
dnl easily test with. If anyone's keen to support older versions, please
dnl test and send in any patches needed to get it to work.
AC_MSG_CHECKING([$PYTHON3 version])
version=`$PYTHON3 -c 'import sys;print("%d.%d" % sys.version_info[[:2]])' 2>/dev/null`
case $version in
[3.[2-9]*|3.1[0-9]*|[4-9].*])
AC_MSG_RESULT([$version])
;;
*)
AC_MSG_RESULT([$version (too old)])
if test yes = "$with_python3" ; then
AC_MSG_ERROR([Only Python 3.2 or newer is supported ($python3 is $version)])
fi
PYTHON3=
;;
esac
if test -n "$PYTHON3" ; then
PYTHON3_INC=`$PYTHON3 -c 'import os,sysconfig;print(sysconfig.get_path("include").replace(os.sep,"/"))' 2>/dev/null`
AC_SUBST(PYTHON3_INC)
fi
AC_MSG_CHECKING([for python3 sphinx module])
if $PYTHON3 -c 'import sphinx' >&5 2>&5 ; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
if test yes = "$with_python3" ; then
AC_MSG_ERROR([Couldn't import sphinx module for Python3 - try package python3-sphinx])
fi
PYTHON3=
fi
if test -n "$PYTHON3" ; then
dnl Check that Python.h is there, which is a good way to check that
dnl the appropriate python3-dev package has been installed.
AC_MSG_CHECKING([for $PYTHON3_INC/Python.h])
if test -f "$PYTHON3_INC/Python.h" ; then
AC_MSG_RESULT(yes)
AC_MSG_CHECKING([for directory to install python3 bindings in])
if test -z "$PYTHON3_LIB" ; then
PYTHON3_LIB=`$PYTHON3 -c 'import os,sysconfig;print(sysconfig.get_path("platlib").replace(os.sep,"/"))'`
fi
AC_MSG_RESULT([$PYTHON3_LIB])
AC_ARG_VAR(PYTHON3_LIB, [Directory to install python3 bindings in])
AC_MSG_CHECKING([for python3 libraries to link against])
case $host_os in
mingw* | pw32*)
PYTHON3_LIBS=`$PYTHON3 -c 'import os,sys;print("-L"+os.path.join(sys.prefix,"libs").replace(os.sep,"/")+" -lpython"+sys.version[[:3]].replace(".",""))'` ;;
cygwin*)
PYTHON3_LIBS=`$PYTHON3 -c 'import os,sys;print("-L"+os.path.join(sys.path[[3]],"config")+" -lpython"+sys.version[[:3]])'` ;;
*)
PYTHON3_LIBS= ;;
esac
AC_SUBST(PYTHON3_LIBS)
AC_MSG_RESULT([$PYTHON3_LIBS])
AC_MSG_CHECKING([for python3 module extension])
dnl Encodes the Python version the module is built for, and ends with
dnl the platform-dependent shared object extension (which is `.so` on
dnl most Unix-like platforms) - e.g. `.cpython-310-x86_64-linux-gnu.so`
PYTHON3_EXT_SUFFIX=`$PYTHON3 -c 'import sysconfig;print(sysconfig.get_config_var("EXT_SUFFIX"))'`
AC_SUBST(PYTHON3_EXT_SUFFIX)
AC_MSG_RESULT([$PYTHON3_EXT_SUFFIX])
AC_MSG_CHECKING([for tag for cached compiled scripts])
dnl Since Python 3.3 sys.implementation.cache_tag is the preferred option here,
dnl and the old approach issues deprecation warnings since Python 3.7.
dnl
dnl This needs a shell-level || because Python one line program support is poor.
PYTHON3_CACHE_TAG=`$PYTHON3 -c 'import sys;print(sys.implementation.cache_tag)' 2>/dev/null || $PYTHON3 -c 'import imp;print(imp.get_tag())'`
AC_SUBST(PYTHON3_CACHE_TAG)
AC_MSG_RESULT([$PYTHON3_CACHE_TAG])
AC_MSG_CHECKING([for extension of cached and optimized python3 bytecode])
dnl We use -O instead of cache_from_source()'s optimization parameter
dnl as the latter was only added in Python 3.5. The fallback is needed
dnl as cache_from_source() itself is new in Python 3.4.
dnl
dnl Some Python versions (or maybe packages) need us to explicitly
dnl `import importlib.util` here, but others work without it.
dnl
dnl This needs a shell-level || because Python one line program support
dnl is poor.
PYTHON3_CACHE_OPT1_EXT=`$PYTHON3 -O -c 'import importlib,importlib.util,sys;print("{1}{2}".format(*importlib.util.cache_from_source("").rpartition(sys.implementation.cache_tag)))' 2>/dev/null || $PYTHON3 -c 'import imp;print(imp.get_tag()+".pyo")'`
AC_SUBST(PYTHON3_CACHE_OPT1_EXT)
AC_MSG_RESULT([$PYTHON3_CACHE_OPT1_EXT])
BINDINGS="$BINDINGS python3"
else
AC_MSG_RESULT([no (install python3-dev or python3-devel package or similar)])
if test yes = "$with_python3" ; then
AC_MSG_ERROR([Python.h not found])
fi
fi
fi
fi
fi
if test x$USE_MAINTAINER_MODE = xyes; then
dnl Need python in maintainer mode to run doxy2swig.py.
dnl Either Python 2 or 3 is OK for this.
if test -n "$PYTHON2" ; then
PYTHON=$PYTHON2
elif test -n "$PYTHON3" ; then
PYTHON=$PYTHON3
else
AC_PATH_PROGS(PYTHON, [python2 python python3], [])
fi
test -z "$PYTHON" && AC_MSG_ERROR([python is required in maintainer mode])
fi
if test no != "$with_php" ; then
dnl See comment for AC_PATH_PROGS(SWIG, ...).
if test -n "$PHP_CONFIG" ; then
AC_PATH_PROGS(PHP_CONFIG, ["$PHP_CONFIG"], [])
fi
if test -z "$PHP_CONFIG" ; then
AC_PATH_PROGS(PHP_CONFIG, [php-config5 php-config5.6 php-config5.5 php-config], [])
fi
AC_ARG_VAR(PHP_CONFIG, [php-config utility for PHP5])
AC_ARG_VAR(PHP, [PHP5 interpreter (optional - only needed to run PHP5 testsuite with)])
if test -n "$PHP_CONFIG" ; then
AC_MSG_CHECKING([$PHP_CONFIG version])
version=`$PHP_CONFIG --version 2>/dev/null`
case $version in
dnl 5.6 was the final PHP5 release.
5.5.*|5.6.*)
AC_MSG_RESULT([$version])
PHP_MAJOR_VERSION=`echo "$version"|cut -d. -f1`
;;
*)
AC_MSG_RESULT([$version (not supported, PHP5 bindings need PHP 5.x where x >= 5)])
if test yes = "$with_php" ; then
AC_MSG_ERROR([$PHP_CONFIG reports version $version - PHP5 bindings need PHP 5.x where x >= 5])
fi
with_php=no
;;
esac
AC_SUBST(PHP_MAJOR_VERSION)
if test no != "$with_php" ; then
AC_MSG_CHECKING([for PHP5 extension directory])
if test -z "$PHP_EXTENSION_DIR" ; then
PHP_EXTENSION_DIR=`$PHP_CONFIG --extension-dir`
fi
AC_MSG_RESULT([$PHP_EXTENSION_DIR])
AC_ARG_VAR(PHP_EXTENSION_DIR, [Directory to install PHP5 extensions in])
fi
if test no != "$with_php" ; then
PHP_INC=`$PHP_CONFIG --includes`
AC_SUBST(PHP_INC)
save_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $PHP_INC"
dnl One of SGI's SuSE boxes has php-config but no headers.
AC_CHECK_HEADER(zend.h, [], [
if test yes = "$with_php" ; then
AC_MSG_ERROR(['$PHP_CONFIG --includes' reports '$PHP_INC' but zend.h can't be included from there])
fi
with_php=no], [ ])
CPPFLAGS=$save_CPPFLAGS
fi
if test no != "$with_php" ; then
if test x"$PHP" = x ; then
AC_MSG_CHECKING([for PHP5 interpreter])
dnl PHP5's php-config supports --php-binary, so just use that.
PHP=`$PHP_CONFIG --php-binary 2>/dev/null`
if test x"$PHP" != x ; then
if $PHP -r 'exit(0);' 2> /dev/null ; then
if $PHP -r 'exit(PHP_MAJOR_VERSION==5?0:1);' 2> /dev/null ; then
AC_MSG_RESULT([$PHP])
else
dnl We get /usr/bin/php on Debian, which might be PHP7:
dnl https://bugs.debian.org/819139
if ${PHP}5 -r 'exit(PHP_MAJOR_VERSION==5?0:1);' 2> /dev/null ; then
PHP=${PHP}5
AC_MSG_RESULT([$PHP])
else
AC_MSG_RESULT([no ($PHP isn't PHP5)])
PHP=
fi
fi
else
AC_MSG_RESULT([no ($PHP does not work)])
PHP=
fi
else
AC_MSG_RESULT([not found])
fi
else
AC_PATH_PROGS(PHP, ["$PHP"], [])
fi
if test x"$PHP" = x ; then
AC_MSG_WARN([No PHP5 interpreter found - PHP5 bindings tests will be skipped])
dnl The skiptest script just returns exit code 77.
PHP='$(top_srcdir)/skiptest'
else
AC_MSG_CHECKING([for PHP5 path separator])
PHP_PATH_SEPARATOR=`$PHP -r 'echo PATH_SEPARATOR;'`
AC_SUBST([PHP_PATH_SEPARATOR])
AC_MSG_RESULT([$PHP_PATH_SEPARATOR])
fi
case $host_os in
mingw* | pw32*)
dnl This is a bit of an informed guess, pending more information from
dnl someone who actually has mingw and wants to build the PHP bindings
dnl there. FIXME.
PHP_LIBS="-L`$PHP_CONFIG --prefix` -lphp${PHP_MAJOR_VERSION}ts" ;;
cygwin*)
PHP_LIBS="-lphp${PHP_MAJOR_VERSION}lib" ;;
*)
PHP_LIBS= ;;
esac
AC_SUBST(PHP_LIBS)
BINDINGS="$BINDINGS php"
fi
fi
fi
if test no != "$with_php7" ; then
dnl See comment for AC_PATH_PROGS(SWIG, ...).
if test -n "$PHP_CONFIG7" ; then
AC_PATH_PROGS(PHP_CONFIG7, ["$PHP_CONFIG7"], [])
fi
if test -z "$PHP_CONFIG7" ; then
AC_PATH_PROGS(PHP_CONFIG7, [php-config7.4 php-config7.3 php-config7.2 php-config7.1 php-config7.0 php-config], [])
fi
AC_ARG_VAR(PHP_CONFIG7, [php-config utility for PHP7])
AC_ARG_VAR(PHP7, [PHP7 interpreter (optional - only needed to run PHP7 testsuite with)])
if test -n "$PHP_CONFIG7" ; then
AC_MSG_CHECKING([$PHP_CONFIG7 version])
version=`$PHP_CONFIG7 --version 2>/dev/null`
case $version in
[[0123456].*])
AC_MSG_RESULT([$version (not supported, PHP7 bindings need PHP 7.x)])
if test yes = "$with_php7" ; then
AC_MSG_ERROR([$PHP_CONFIG7 reports version $version - PHP7 bindings need 7.x])
fi
with_php7=no
;;
7.*)
AC_MSG_RESULT([$version])
PHP7_MAJOR_VERSION=`echo "$version"|cut -d. -f1`
;;
*)
AC_MSG_RESULT([$version (PHP >= 8.0 isn't yet supported)])
if test yes = "$with_php7" ; then
AC_MSG_ERROR([$PHP_CONFIG7 reports version $version - PHP7 bindings need 7.x])
fi
with_php7=no
;;
esac
AC_SUBST(PHP7_MAJOR_VERSION)
if test no != "$with_php7" ; then
AC_MSG_CHECKING([for PHP7 extension directory])
if test -z "$PHP7_EXTENSION_DIR" ; then
PHP7_EXTENSION_DIR=`$PHP_CONFIG7 --extension-dir`
fi
AC_MSG_RESULT([$PHP7_EXTENSION_DIR])
AC_ARG_VAR(PHP7_EXTENSION_DIR, [Directory to install PHP7 extensions in])
fi
if test no != "$with_php7" ; then
PHP7_INC=`$PHP_CONFIG7 --includes`
AC_SUBST(PHP7_INC)
fi
if test no != "$with_php7" ; then
if test x"$PHP7" = x ; then
AC_MSG_CHECKING([for PHP7 interpreter])
dnl PHP7's php-config supports --php-binary, so just use that.
PHP7=`$PHP_CONFIG7 --php-binary 2>/dev/null`
if test x"$PHP7" != x ; then
if $PHP7 -r 'exit(0);' 2> /dev/null ; then
if $PHP7 -r 'exit(PHP_MAJOR_VERSION==7?0:1);' 2> /dev/null ; then
AC_MSG_RESULT([$PHP7])
else
AC_MSG_RESULT([no ($PHP7 isn't PHP7)])
PHP7=
fi
else
AC_MSG_RESULT([no ($PHP7 does not work)])
PHP7=
fi
else
AC_MSG_RESULT([not found])
fi
else
AC_PATH_PROGS(PHP7, ["$PHP7"], [])
fi
if test x"$PHP7" = x ; then
AC_MSG_WARN([No PHP7 interpreter found - PHP7 bindings tests will be skipped])
dnl The skiptest script just returns exit code 77.
PHP7='$(top_srcdir)/skiptest'
else
AC_MSG_CHECKING([for PHP7 path separator])
PHP7_PATH_SEPARATOR=`$PHP7 -r 'echo PATH_SEPARATOR;'`
AC_SUBST([PHP7_PATH_SEPARATOR])
AC_MSG_RESULT([$PHP7_PATH_SEPARATOR])
fi
case $host_os in
mingw* | pw32*)
dnl This is a bit of an informed guess, pending more information from
dnl someone who actually has mingw and wants to build the PHP bindings
dnl there. FIXME.
PHP7_LIBS="-L`$PHP_CONFIG7 --prefix` -lphp${PHP7_MAJOR_VERSION}ts" ;;
cygwin*)
PHP7_LIBS="-lphp${PHP7_MAJOR_VERSION}lib" ;;
*)
PHP7_LIBS= ;;
esac
AC_SUBST(PHP7_LIBS)
BINDINGS="$BINDINGS php7"
fi
fi
fi
if test no != "$with_tcl" ; then
dnl The documented minimum requirement is Tcl 8.5. Older versions may work,
dnl but we don't test with them regularly, and they are no longer supported
dnl upstream. Also ::tcl::pkgconfig was added in Tcl 8.5, which makes the
dnl tests below simpler and more reliable.
dnl
dnl If you really want to build with an older version, run configure with
dnl a lower tcl_min and specify at least TCL_INC explicitly:
dnl
dnl ./configure tcl_min=8.4 TCL_INC=/usr/include/tcl8.4
dnl
dnl We definitely need at least Tcl 8.1 for TCL_STUBS.
: ${tcl_min=8.5}
AC_PATH_PROGS(TCLSH, ["${TCLSH-tclsh}"], [])
AC_ARG_VAR(TCLSH, [Tcl interpreter])
if test -n "$TCLSH" ; then
AC_MSG_CHECKING([$TCLSH version])
if echo 'if {$tcl_version < '"$tcl_min"' } { exit 1 }'|$TCLSH 2> /dev/null ; then
tcl_version=`echo 'puts "$tcl_version"'|$TCLSH`
AC_MSG_RESULT([$tcl_version])
AC_ARG_VAR(TCL_LIB, [Directory to install Tcl files into])
if test -z "$TCL_LIB" ; then
[TCL_LIB=`echo 'foreach d $tcl_pkgPath {if {![regexp {/share(/|$)} $d]} {break}};puts $d'|$TCLSH`]
fi
AC_SUBST(TCL_LIB)
AC_ARG_VAR([TCL_INC], [Directory to include for Tcl headers])
if test -z "$TCL_INC" ; then
dnl ::tcl::pkgconfig was added in Tcl 8.5.
[TCL_INC=`echo 'puts [::tcl::pkgconfig get includedir,runtime]'|$TCLSH 2> /dev/null`]
fi
dnl Check that the headers are there (the tcl8.N-dev package
dnl may not be installed).
TCL_CPPFLAGS=
AC_MSG_CHECKING([for tcl.h from Tcl $tcl_version])
if test x"$TCL_INC" != x && test -f "$TCL_INC/tcl.h" ; then
tcl_hdr_version=`awk '($1 == "#define" && $2 == "TCL_VERSION") {print $3}' "$TCL_INC/tcl.h"|sed 's/"//g'`
if test x"$tcl_hdr_version" = x"$tcl_version" ; then
AC_MSG_RESULT([$TCL_INC/tcl.h])
BINDINGS="$BINDINGS tcl8"
if test x"$TCL_INC" != x"/usr/include" ; then
TCL_CPPFLAGS="-I$TCL_INC"
fi
else
AC_MSG_RESULT([not found])
if test yes = "$with_tcl" ; then
AC_MSG_ERROR([Found tcl.h from version $tcl_hdr_version, not $tcl_version - specify TCL_INC on configure command line])
fi
TCLSH=
fi
else
AC_MSG_RESULT([not found])
if test yes = "$with_tcl" ; then
AC_MSG_ERROR([Can't find tcl.h])
fi
TCLSH=
fi
if test -n "$TCLSH" ; then
dnl Cygwin needs to link with -ltcl8.5 or similar.
TCL_LIBS=
case $host_os in
cygwin*)
AC_CHECK_LIB([tcl$tcl_version], [Tcl_Init],
[TCL_LIBS="-ltcl$tcl_version"],
[AC_MSG_ERROR([libtcl$tcl_version not found])])
;;
*)
dnl ::tcl::pkgconfig was added in Tcl 8.5, but prior to 8.6 it isn't
dnl necessary to link against -ltclstub anyway.
[tcl_libdir_runtime=`echo 'puts [::tcl::pkgconfig get libdir,runtime]'|$TCLSH 2> /dev/null`]
if test -n "$tcl_libdir_runtime" ; then
for x in "/tcl$tcl_version" "" ; do
TCLCONFIG_SH=$tcl_libdir_runtime$x/tclConfig.sh
if test -r "$TCLCONFIG_SH" ; then
eval "`sed 's/^TCL_STUB_LIB_SPEC=/TCL_LIBS=/p;d' $TCLCONFIG_SH`"
break
fi
done
fi
TCL_CPPFLAGS="$TCL_CPPFLAGS -DUSE_TCL_STUBS" ;;
esac
fi
AC_SUBST(TCL_CPPFLAGS)
AC_SUBST(TCL_LIBS)
else
AC_MSG_RESULT([< $tcl_min (too old)])
if test yes = "$with_tcl" ; then
AC_MSG_ERROR([$TCLSH too old (Tcl $tcl_min or newer required)])
fi
fi
else
if test yes = "$with_tcl" ; then
AC_MSG_ERROR([tclsh not found])
fi
fi
fi
if test no != "$with_csharp" ; then
csc_note=
AC_ARG_VAR(CSC, [CSharp compiler command])
if test -n "$CSC" ; then
AC_PATH_PROGS(CSC, ["$CSC"], [])
fi
if test -z "$CSC" ; then
dnl First we try cli-csc and mono-csc, which are used by Debian and Ubuntu
dnl as "alternatives" which can be mapped to the CSharp compiler the admin
dnl favours.
AC_PATH_PROGS(CSC, [cli-csc mono-csc], [])
if test -z "$CSC" ; then
dnl mcs is the Mono CSharp compiler, which is a unified compiler
dnl available from Mono 2.11 (and also the compiler in Mono 1.0, but
dnl that's no longer relevant).
AC_PATH_PROGS(CSC, [mcs], [])
if test -n "$CSC" ; then
dnl There are other tools called mcs (such as /usr/bin/mcs on Tru64),
dnl so we check that the mcs we found understands --version which is
dnl sufficient to distinguish mono's mcs from the Tru64 one.
AC_MSG_CHECKING([whether $CSC is from GNU Mono])
if (exec >&5 2>&5;$CSC --version </dev/null;exit $?) ; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
CSC=
csc_note="$csc_note (found different mcs program)"
fi
fi
fi
if test -z "$CSC" ; then
dnl csc is the Microsoft CSharp compiler.
AC_PATH_PROGS(CSC, [csc], [])
if test -n "$CSC" ; then
dnl Chicken (the Scheme-to-C compiler) includes a tool called csc so we
dnl check if the output from "csc -version" includes the word chicken
dnl which is sufficient to distinguish Chicken's csc from Microsoft's
dnl csc.exe.
AC_MSG_CHECKING([whether $CSC is for CSharp])
if $CSC -version 2>/dev/null|grep chicken > /dev/null ; then
AC_MSG_RESULT(no)
CSC=
csc_note="$csc_note (found Chicken csc program)"
else
AC_MSG_RESULT(yes)
fi
fi
fi
fi
if test -n "$CSC" ; then
AC_ARG_VAR(GACUTIL, [gacutil utility to use for CSharp bindings])
if test -n "$GACUTIL" ; then
AC_PATH_PROGS(GACUTIL, ["$GACUTIL"], [])
fi
if test -z "$GACUTIL" ; then
AC_PATH_PROGS(GACUTIL, [cli-gacutil gacutil], [])
fi
AC_ARG_VAR(SN, [sn utility to use for CSharp bindings])
if test -n "$SN" ; then
AC_PATH_PROGS(SN, ["$SN"], [])
fi
if test -z "$SN" ; then
AC_PATH_PROGS(SN, [cli-sn sn], [])
fi
if test -n "$GACUTIL" -a -n "$SN" ; then
AC_MSG_CHECKING([whether the CSharp compiler works])
[echo 'class conftest { public static void Main() { System.Console.WriteLine("OK"); } }' > conftest.cs]
if (exec >&5 2>&5;$CSC /out:conftest.exe conftest.cs;exit $?) ; then
AC_MSG_RESULT(yes)
AC_MSG_CHECKING([whether CSharp programs can just be run])
if test OK = "`./conftest.exe 2> /dev/null`" ; then
AC_MSG_RESULT(yes)
RUN_CSHARP=
else
AC_MSG_RESULT(no)
AC_PATH_PROGS(CLI, ["${CLI-cli}"], [])
if test -z "$CLI" ; then
AC_PATH_PROGS(CLI, [mono ilrun], [])
fi
AC_ARG_VAR(CLI, [CSharp bytecode interpreter (optional - only needed to run CSharp testsuite with)])
if test -n "$CLI" ; then
AC_MSG_CHECKING([whether $CLI can run CSharp programs])
if test OK = "`$CLI ./conftest.exe 2> /dev/null`" ; then
AC_MSG_RESULT(yes)
RUN_CSHARP=$CLI
else
AC_MSG_RESULT([no - CSharp tests will be skipped])
RUN_CSHARP='\$(top_srcdir)/skiptest'
fi
else
AC_MSG_RESULT([not found - CSharp tests will be skipped])
RUN_CSHARP='\$(top_srcdir)/skiptest'
fi
fi
AC_SUBST(RUN_CSHARP)
AC_MSG_CHECKING([for extra flags for $GACUTIL])
GACUTIL_FLAGS='/package $(ASSEMBLY) /gacdir $(libdir) /root $(DESTDIR)$(libdir)'
dnl Microsoft's gacutil accepts fewer options than Mono's
$GACUTIL /\?|grep '\<Mono\>' >/dev/null || GACUTIL_FLAGS=
AC_SUBST([GACUTIL_FLAGS])
if test -z "$GACUTIL_FLAGS" ; then
AC_MSG_RESULT([no])
else
AC_MSG_RESULT([$GACUTIL_FLAGS])
fi
BINDINGS="$BINDINGS csharp"
else
AC_MSG_RESULT(no)
if test yes = "$with_csharp" ; then
AC_MSG_ERROR([CSharp compiler $CSC doesn't work])
fi
fi
else
if test yes = "$with_csharp" ; then
if test -z "$GACUTIL" ; then
AC_MSG_ERROR([Mono gacutil not found])
elif test -z "$SN" ; then
AC_MSG_ERROR([Mono sn not found])
fi
fi
fi
else
if test yes = "$with_csharp" ; then
AC_MSG_ERROR([CSharp compiler not found$csc_note])
fi
fi
fi
JAVA_CPPFLAGS=
if test no != "$with_java" ; then
AC_PATH_PROGS(JAVA, ["${JAVA-java}"], [],
[${JAVA_HOME+$JAVA_HOME/bin:}${JDK_HOME+$JDK_HOME/bin:}$PATH])
AC_PATH_PROGS(JAVAC, ["${JAVAC-javac}"], [],
[${JAVA_HOME+$JAVA_HOME/bin:}${JDK_HOME+$JDK_HOME/bin:}$PATH])
AC_PATH_PROGS(JAR, ["${JAR-jar}"], [],
[${JAVA_HOME+$JAVA_HOME/bin:}${JDK_HOME+$JDK_HOME/bin:}$PATH])
AC_ARG_VAR(JAVA, [Java interpreter command])
AC_ARG_VAR(JAVAC, [Java compiler command])
AC_ARG_VAR(JAR, [java jar utility])
AC_ARG_VAR(JAVA_HOME, [Pathname of the directory where the JDK is installed])
AC_ARG_VAR(JDK_HOME, [Pathname of the directory where the JDK is installed])
AC_ARG_VAR(JNI_INCLUDE_DIR, [Pathname of the directory where jni.h is installed])
if test -n "$JAVA" -a -n "$JAVAC" -a -n "$JAR" ; then
dnl Eric says:
dnl The JNI library *requires* "Java 2", which is 1.2 or better.
dnl
dnl So checking for jni.h presumably implicitly checks we have "Java 2".
dnl Note: jni.h #defines JNI_VERSION_1_[12468] (but not 3, 5 or 7 it seems).
dnl So we could check for one of these if we want to check for a particular
dnl JDK version...
java_ok=no
AC_CHECK_HEADER([jni.h], [java_ok=yes], [
dnl We need to look for jni.h in /usr/lib/jvm/java-gcj/include on some
dnl Debian and Ubuntu boxes at least. And on macOS, jni.h lives
dnl in /System/Library/Frameworks/JavaVM.framework/Headers.
SAVE_CPPFLAGS=$CPPFLAGS
real_javac=$JAVAC
dnl Avoid endlessly traversing if there's a symlink loop.
for count in 1 2 3 4 5 6 7 8 9 ; do
r=`readlink "$real_javac"`
test -n "$r" || break
real_javac=$r
done
dnl Translate ".../bin/javac" to ".../include".
[rel_jnidir=`echo "$real_javac"|sed 's!/[^/]*/[^/]*$!/include!'`]
for jnidir in \
$JNI_INCLUDE_DIR \
${JAVA_HOME+"$JAVA_HOME/include"} \
${JDK_HOME+"$JDK_HOME/include"} \
"$rel_jnidir" \
/System/Library/Frameworks/JavaVM.framework/Headers ; do
CPPFLAGS="$SAVE_CPPFLAGS -I$jnidir"
AC_MSG_CHECKING([for jni.h in $jnidir])
if test -f "$jnidir/jni.h" ; then
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <jni.h>]])], [java_ok=yes])
if test yes = $java_ok ; then
AC_MSG_RESULT([yes])
JAVA_CPPFLAGS=-I$jnidir
break
fi
dnl For OpenJDK (and maybe others) we have to specify an extra -I
dnl option for an OS-specific subdirectory containing a "jni_md.h"
dnl header which is included by "jni.h". Sadly we seem to need to
dnl hardcode a mapping for these platform names - the list below
dnl was determined by inspecting the source code of OpenJDK 8.
jni_host_os=
case $host_os in