X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=config%2Flyxinclude.m4;h=ed12f3d630566c6ee61bba20ff055665530f5f04;hb=488b9ae3a20395e66411329c4a5e262d30e0c771;hp=3666d8af59da068b4d34038280c456db330ad2e4;hpb=12ed18b1bd0a09d8f18c5dc747ea70d152c77f1e;p=lyx.git diff --git a/config/lyxinclude.m4 b/config/lyxinclude.m4 index 3666d8af59..ed12f3d630 100644 --- a/config/lyxinclude.m4 +++ b/config/lyxinclude.m4 @@ -5,44 +5,58 @@ dnl Allan Rae (rae@lyx.org) dnl Usage LYX_CHECK_VERSION Displays version of LyX being built and -dnl sets variables "lyx_devel_version" and "lyx_prerelease" +dnl sets variable "build_type" AC_DEFUN([LYX_CHECK_VERSION],[ -echo "configuring LyX version $VERSION" -if echo "$VERSION" | grep 'cvs' >/dev/null ; then - lyx_devel_version=yes - AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX]) - echo "WARNING: This is a development version. Expect bugs." -else - lyx_devel_version=no -fi -if echo "$VERSION" | grep 'pre' > /dev/null ; then - lyx_prerelease=yes - echo "WARNING: This is a prerelease. Be careful and backup your documents." -else - lyx_prerelease=no -fi -AC_SUBST(lyx_devel_version)]) +echo "configuring LyX version" AC_PACKAGE_VERSION +lyx_devel_version=no +lyx_prerelease=no +AC_MSG_CHECKING([for build type]) +AC_ARG_ENABLE(build-type, + AC_HELP_STRING([--enable-build-type=TYPE],[set build setting according to TYPE=rel(ease), pre(release), dev(elopment), prof(iling), gprof]), + [case $enableval in + dev*) build_type=development;; + pre*) build_type=prerelease;; + prof*) build_type=profiling;; + gprof*) build_type=gprof;; + rel*) build_type=release;; + *) AC_ERROR([Bad build type specification \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);; + esac], + [case AC_PACKAGE_VERSION in + *svn*) build_type=development;; + *pre*|*alpha*|*beta*|*rc*) build_type=prerelease;; + *) build_type=release ;; + esac]) +AC_MSG_RESULT([$build_type]) +lyx_flags="$lyx_flags build=$build_type" +case $build_type in + development) lyx_devel_version=yes + AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX]) + LYX_DATE="not released yet" ;; + prerelease) lyx_prerelease=yes ;; +esac + +AC_SUBST(lyx_devel_version) +]) dnl Define the option to set a LyX version on installed executables and directories dnl dnl AC_DEFUN([LYX_VERSION_SUFFIX],[ -AC_MSG_CHECKING([for install target ... ]) +AC_MSG_CHECKING([for version suffix]) +dnl We need the literal double quotes in the rpm spec file RPM_VERSION_SUFFIX='""' AC_ARG_WITH(version-suffix, - [ --with-version-suffix[=] install lyx files as lyx], + [AC_HELP_STRING([--with-version-suffix@<:@=VERSION@:>@], install lyx files as lyxVERSION (VERSION=-AC_PACKAGE_VERSION))], [if test "x$withval" = "xyes"; then - withval="-$VERSION" - ac_configure_args=`echo $ac_configure_args | sed "s,--with-version-suffix,--with-version-suffix=$withval,"` + withval="-"AC_PACKAGE_VERSION + ac_configure_args=`echo "$ac_configure_args" | sed "s,--with-version-suffix,--with-version-suffix=$withval,"` fi - lyxname="lyx$withval" - program_suffix=$withval - RPM_VERSION_SUFFIX="--with-version-suffix=$withval"], - [lyxname=lyx]) + AC_SUBST(version_suffix,$withval) + RPM_VERSION_SUFFIX="--with-version-suffix=$withval"]) AC_SUBST(RPM_VERSION_SUFFIX) -AC_MSG_RESULT([$lyxname]) +AC_MSG_RESULT([$withval]) ]) @@ -74,6 +88,14 @@ LYX_ERROR([Cannot find $1. Please check that the $2 library dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR dnl has occured previously. AC_DEFUN([LYX_CHECK_ERRORS],[ +if test x$lyx_warning = xyes; then +cat <(bar); - if (bar1 == 0) - exit(1); - bar = foo2; - bar1 = dynamic_cast(bar); - if (bar1 != 0) - exit(1); - return 0; -} -],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no) -]) -if test x$lyx_cv_rtti = xyes ; then - AC_DEFINE(HAVE_RTTI, 1, - [Define to 1 if your compiler supports runtime type information]) -fi]) - - -dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler -dnl understands the "explicit" directive. -AC_DEFUN([LYX_CXX_EXPLICIT],[ -### Check whether the compiler understands the keyword `explicit' -AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit, - [AC_TRY_COMPILE([ -class Expl { -public: - explicit Expl() {} -};],,lyx_cv_explicit=yes,lyx_cv_explicit=no) -]) -if test $lyx_cv_explicit = no ; then - AC_DEFINE(explicit,[ ], - [Define to nothing if your compiler does not understand the - 'explicit' directive]) -fi]) - - -dnl NOT USED CURRENTLY************************************* -dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler -dnl has a working stl stack template -AC_DEFUN([LYX_CXX_STL_STACK],[ -AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack, - [AC_TRY_COMPILE([ -#include -using std::stack; -],[ - stack stakk; - stakk.push(0); -],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes) -]) -if test $lyx_cv_broken_stack = yes ; then - AC_DEFINE(BROKEN_STL_STACK, 1, - [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined - correctly]) -fi]) - - -dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming -dnl count template, if not the old HP version is assumed. -AC_DEFUN([LYX_STD_COUNT],[ -AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count, - [AC_TRY_COMPILE([ -#include -using std::count; -int countChar(char * b, char * e, char const c) -{ - return count(b, e, c); -} -],[ - char a[] = "hello"; - int i = countChar(a, a + 5, 'l'); -],lyx_cv_std_count=yes,lyx_cv_std_count=no) -]) -if test $lyx_cv_std_count = yes ; then - AC_DEFINE(HAVE_STD_COUNT, 1, - [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.]) -fi]) - - -dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler -dnl supports modern STL streams -AC_DEFUN([LYX_CXX_STL_MODERN_STREAMS],[ -AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams, - [AC_TRY_COMPILE([ -#include -],[ - std::streambuf * test = std::cerr.rdbuf(); - test->pubsync(); -],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no) -]) -if test $lyx_cv_modern_streams = yes ; then - AC_DEFINE(MODERN_STL_STREAMS, 1, - [Define if you have modern standard-compliant STL streams]) -fi]) - - dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should dnl be used. AC_DEFUN([LYX_USE_INCLUDED_BOOST],[ + AC_MSG_CHECKING([whether to use included boost library]) AC_ARG_WITH(included-boost, - [ --with-included-boost use the boost lib supplied with LyX], - [lyx_cv_with_included_boost=$withval - AC_MSG_RESULT([$with_included_boost])], + [AC_HELP_STRING([--without-included-boost], [do not use the boost lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])], + [lyx_cv_with_included_boost=$withval], [lyx_cv_with_included_boost=yes]) AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes) + AC_MSG_RESULT([$lyx_cv_with_included_boost]) + if test x$lyx_cv_with_included_boost != xyes ; then + AC_LANG_PUSH(C++) + SAVED_LDFLAGS=$LDFLAGS + + LDFLAGS="$SAVED_LDFLAGS -lboost_signals -lm" + AC_LINK_IFELSE([AC_LANG_PROGRAM([#include ], [boost::signal s;])], [lyx_boost_underscore=yes], []) + LDFLAGS="$SAVED_LDFLAGS -lboost_signals-mt -lm $LIBTHREAD" + AC_LINK_IFELSE([AC_LANG_PROGRAM([#include ], [boost::signal s;])], [lyx_boost_underscore_mt=yes], []) + + LDFLAGS=$SAVED_LDFLAGS + AC_LANG_POP(C++) + + if test x$lyx_boost_underscore_mt = xyes ; then + BOOST_MT="-mt" + else + BOOST_MT="" + if test x$lyx_boost_plain != xyes -a x$lyx_boost_underscore != xyes ; then + LYX_ERROR([No suitable boost library found (do not use --without-included-boost)]) + fi + fi + AC_SUBST(BOOST_SEP) + AC_SUBST(BOOST_MT) + fi ]) -dnl NOT USED CURRENTLY************************************* -dnl LYX_CXX_PARTIAL -AC_DEFUN([LYX_CXX_PARTIAL], [ - AC_REQUIRE([AC_PROG_CXX]) - AC_CACHE_CHECK([if C++ compiler supports partial specialization], - [lyx_cv_cxx_partial_specialization], - [AC_TRY_COMPILE( - [ - template - class k { - public: - }; - template class k { }; - ],[ - k b; - k a; - ],[ - lyx_cv_cxx_partial_specialization=yes - ],[ - lyx_cv_cxx_partial_specialization=no - ]) - ]) - if test x$lyx_cv_cxx_partial_specialization = xyes ; then - AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1, - [Defined if your compiler supports partial specialization.]) - fi -]) - - -dnl Usage: LYX_CXX_GLOBAL_CSTD: checks whether C library functions -dnl are already in the global namespace -AC_DEFUN([LYX_CXX_GLOBAL_CSTD],[ - AC_CACHE_CHECK(whether C library functions are already in the global namespace, - lyx_cv_cxx_global_cstd, - [AC_TRY_COMPILE([ - #include - using std::tolower; - ],[ - return 0; - ],[lyx_cv_cxx_global_cstd=no],[lyx_cv_cxx_global_cstd=yes])]) - if test x$lyx_cv_cxx_global_cstd = xyes; then - AC_DEFINE(CXX_GLOBAL_CSTD,1, - [Define if your C++ compiler puts C library functions in the global namespace]) - fi +dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should +dnl be used. +AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[ + AC_MSG_CHECKING([whether to use included MyThes library]) + AC_ARG_WITH(included-mythes, + [AC_HELP_STRING([--without-included-mythes], [do not use the MyThes lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])], + [lyx_cv_with_included_mythes=$withval], + [lyx_cv_with_included_mythes=yes]) + AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$lyx_cv_with_included_mythes = xyes) + AC_MSG_RESULT([$lyx_cv_with_included_mythes]) + if test x$lyx_cv_with_included_mythes != xyes ; then + AC_LANG_PUSH(C++) + AC_CHECK_HEADER(mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location=""]) + if test x$ac_cv_header_mythes_h != xyes; then + AC_CHECK_HEADER(mythes/mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location=""]) + fi + AC_CHECK_LIB(mythes, main, [MYTHES_LIBS="-lmythes" lyx_mythes=yes], [lyx_mythes=no], [-lm]) + if test x$lyx_mythes != xyes; then + AC_CHECK_LIB(mythes-1.2, main, [MYTHES_LIBS="-lmythes-1.2" lyx_mythes=yes], [lyx_mythes=no], [-lm]) + fi + AC_LANG_POP(C++) + if test x$lyx_mythes != xyes -o x$ac_cv_header_mythes_h != xyes; then + LYX_ERROR([No suitable MyThes library found (do not use --without-included-mythes)]) + fi + AC_DEFINE(USE_EXTERNAL_MYTHES, 1, [Define as 1 to use an external MyThes library]) + AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$lyx_cv_mythes_h_location,[Location of mythes.hxx]) + AC_SUBST(MYTHES_LIBS) + fi ]) @@ -470,7 +382,7 @@ dnl [default-yes-value]) dnl Adds a --with-'dir-name' option (described by 'desc') and puts the dnl resulting directory name in 'dir-var-name'. AC_DEFUN([LYX_WITH_DIR],[ - AC_ARG_WITH($1,[ --with-$1 specify $2]) + AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])]) AC_MSG_CHECKING([for $2]) if test -z "$with_$3"; then AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4) @@ -547,14 +459,18 @@ rm -f conftest*]) ]) ### end of LYX_PATH_HEADER -### Check which frontends we want to use. The default is XForms only +### Check which frontends we want to use. ### AC_DEFUN([LYX_USE_FRONTENDS], [AC_MSG_CHECKING([what frontend should be used for the GUI]) AC_ARG_WITH(frontend, - [ --with-frontend=THIS Use THIS frontend as main GUI: - Possible values: xforms, qt, gtk(EXPERIMENTAL)], - [FRONTENDS="$withval"], [FRONTENDS="xforms"]) + [AC_HELP_STRING([--with-frontend=THIS], [use THIS frontend as main GUI: + Possible values: qt4])], + [FRONTENDS="$withval"],[FRONTENDS="qt4"]) +if test "x$FRONTENDS" = x ; then + AC_MSG_RESULT(none) + AC_ERROR("Please select a frontend using --with-frontend") +fi AC_MSG_RESULT($FRONTENDS) AC_SUBST(FRONTENDS) AC_SUBST(FRONTENDS_SUBDIRS) @@ -567,8 +483,8 @@ AC_SUBST(FRONTENDS_PROGS) AC_DEFUN([LYX_USE_PACKAGING], [AC_MSG_CHECKING([what packaging should be used]) AC_ARG_WITH(packaging, - [ --with-packaging=THIS Use THIS packaging for installation: - Possible values: posix, windows, macosx], + [AC_HELP_STRING([--with-packaging=THIS], [use THIS packaging for installation: + Possible values: posix, windows, macosx])], [lyx_use_packaging="$withval"], [ case $host in *-apple-darwin*) lyx_use_packaging=macosx ;; @@ -576,59 +492,49 @@ AC_ARG_WITH(packaging, *) lyx_use_packaging=posix;; esac]) AC_MSG_RESULT($lyx_use_packaging) +lyx_install_macosx=false +lyx_install_cygwin=false +lyx_install_windows=false case $lyx_use_packaging in macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout]) - default_prefix="/Applications/LyX.app" + PACKAGE=LyX${version_suffix} + default_prefix="/Applications/${PACKAGE}.app" bindir='${prefix}/Contents/MacOS' libdir='${prefix}/Contents/Resources' - datadir='${prefix}/Contents/Resources' - mandir='${prefix}/Contents/Resources/man' ;; + datarootdir='${prefix}/Contents/Resources' + pkgdatadir='${datadir}' + mandir='${datadir}/man' + lyx_install_macosx=true ;; windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout]) - default_prefix="C:/Program Files/LyX" + PACKAGE=LyX${version_suffix} + default_prefix="C:/Program Files/${PACKAGE}" bindir='${prefix}/bin' libdir='${prefix}/Resources' - datadir='${prefix}/Resources' - mandir='${prefix}/Resources/man' ;; + datarootdir='${prefix}/Resources' + pkgdatadir='${datadir}' + mandir='${prefix}/Resources/man' + lyx_install_windows=true ;; posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout]) - default_prefix=$ac_default_prefix ;; + PACKAGE=lyx${version_suffix} + program_suffix=$version_suffix + pkgdatadir='${datadir}/${PACKAGE}' + default_prefix=$ac_default_prefix + case ${host} in + *cygwin*) lyx_install_cygwin=true ;; + *apple-darwin*) lyx_install_macosx=true ;; + esac + lyx_install_posix=true ;; *) LYX_ERROR([Unknown packaging type $lyx_use_packaging]) ;; esac -]) - - -## ------------------------------------------------------------------------ -## Find a file (or one of more files in a list of dirs) -## ------------------------------------------------------------------------ -## -AC_DEFUN([AC_FIND_FILE], -[ -$3=NO -for i in $2; -do - for j in $1; - do - if test -r "$i/$j"; then - $3=$i - break 2 - fi - done -done -]) - -dnl just a wrapper to clean up configure.in -AC_DEFUN([LYX_PROG_LIBTOOL], -[ -AC_REQUIRE([AC_ENABLE_SHARED]) -AC_REQUIRE([AC_ENABLE_STATIC]) -dnl libtool is only for C, so I must force him -dnl to find the correct flags for C++ -ac_save_cc=$CC -ac_save_cflags="$CFLAGS" -CC=$CXX -CFLAGS="$CXXFLAGS" -AM_PROG_LIBTOOL dnl for libraries -CC=$ac_save_cc -CFLAGS="$ac_save_cflags" +AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx) +AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows) +AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin) +AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix) +dnl Next two lines are only for autoconf <= 2.59 +datadir='${datarootdir}' +AC_SUBST(datarootdir) +AC_SUBST(pkgdatadir) +AC_SUBST(program_suffix) ]) @@ -655,3 +561,110 @@ if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then [Define if mkdir takes only one argument.]) fi ]) + + +dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME, +dnl (which may be a relative path, and need not refer to any existing +dnl entity). + +dnl On Win32-MSYS build hosts, the returned path is resolved to its true +dnl native Win32 path name, (but with slashes, not backslashes). + +dnl On any other system, it is simply the result which would be obtained +dnl if PATHNAME represented an existing directory, and the pwd command was +dnl executed in that directory. +AC_DEFUN([MSYS_AC_CANONICAL_PATH], +[ac_dir="$2" + ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null && + ac_pwd_w="pwd -W" || ac_pwd_w=pwd + until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w` + do + ac_dir=`AS_DIRNAME(["$ac_dir"])` + done + ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'` + ac_val=`echo "$ac_val" | sed 's?/*$[]??'` + $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"' + s?/*$[]??'` +]) + +dnl this is used by the macro blow to general a proper config.h.in entry +m4_define([LYX_AH_CHECK_DECL], +[AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1), + [Define if you have the prototype for function `$1'])]) + +dnl Check things are declared in headers to avoid errors or warnings. +dnl Called like LYX_CHECK_DECL(function, header1 header2...) +dnl Defines HAVE_DECL_{FUNCTION} +AC_DEFUN([LYX_CHECK_DECL], +[LYX_AH_CHECK_DECL($1) +for ac_header in $2 +do + AC_MSG_CHECKING([if $1 is declared by header $ac_header]) + AC_EGREP_HEADER($1, $ac_header, + [AC_MSG_RESULT(yes) + AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1)) + break], + [AC_MSG_RESULT(no)]) +done]) + +dnl this is used by the macro below to generate a proper config.h.in entry +m4_define([LYX_AH_CHECK_DEF], +[AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1), + [Define to 1 if `$1' is defined in `$2'])]) + +dnl Check whether name is defined in header by using it in codesnippet. +dnl Called like LYX_CHECK_DEF(name, header, codesnippet) +dnl Defines HAVE_DEF_{NAME} +AC_DEFUN([LYX_CHECK_DEF], +[LYX_AH_CHECK_DEF($1, $2) + AC_MSG_CHECKING([whether $1 is defined by header $2]) + AC_TRY_COMPILE([#include <$2>], [$3], + lyx_have_def_name=yes, + lyx_have_def_name=no) + AC_MSG_RESULT($lyx_have_def_name) + if test "x$lyx_have_def_name" = xyes; then + AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1)) + fi +]) + +dnl Extract the single digits from PACKAGE_VERSION and make them available. +dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL, +dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER. +AC_DEFUN([LYX_SET_VERSION_INFO], +[lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'` + lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'` + lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'` + lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'` + lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'` + lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'` + test "x$lyx_patch" = "x" && lyx_patch=0 + lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x + lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x + AC_SUBST(LYX_MAJOR_VERSION,$lyx_major) + AC_SUBST(LYX_MINOR_VERSION,$lyx_minor) + AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release) + AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch) + AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver") + AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver") +]) + +# AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE]) +# --------------------------------------------------------------------------- +# Copied from autoconf 2.68, added a check that python version is < 3.0 +# Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION. +# Run ACTION-IF-FALSE otherwise. +# This test uses sys.hexversion instead of the string equivalent (first +# word of sys.version), in order to cope with versions such as 2.2c1. +# This supports Python 2.0 or higher. (2.0 was released on October 16, 2000). +AC_DEFUN([AM_PYTHON_CHECK_VERSION], + [prog="import sys +# split strings by '.' and convert to numeric. Append some zeros +# because we need at least 4 digits for the hex conversion. +# map returns an iterator in Python 3.0 and a list in 2.x +minver = list(map(int, '$2'.split('.'))) + [[0, 0, 0]] +minverhex = 0 +maxverhex = 50331648 # = 3.0.0.0 +# xrange is not present in Python 3.0 and range returns an iterator +for i in list(range(0, 4)): minverhex = (minverhex << 8) + minver[[i]] +sys.exit(sys.hexversion < minverhex or sys.hexversion >= maxverhex)" + AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])