1 dnl Some useful functions for LyXs configure.in -*- sh -*-
2 dnl Author: Jean-Marc Lasgouttes (Jean-Marc.Lasgouttes@inria.fr)
3 dnl Lars Gullik Bjønnes (larsbj@lyx.org)
4 dnl Allan Rae (rae@lyx.org)
7 dnl Usage LYX_CHECK_VERSION Displays version of LyX being built and
8 dnl sets variable "build_type"
9 AC_DEFUN([LYX_CHECK_VERSION],[
10 echo "configuring LyX version" AC_PACKAGE_VERSION
13 AC_MSG_CHECKING([for build type])
14 AC_ARG_ENABLE(build-type,
15 AC_HELP_STRING([--enable-build-type=TYPE],[set build setting according to TYPE=rel(ease), pre(release), dev(elopment), prof(iling), gprof]),
17 dev*) build_type=development;;
18 pre*) build_type=prerelease;;
19 prof*) build_type=profiling;;
20 gprof*) build_type=gprof;;
21 rel*) build_type=release;;
22 *) AC_ERROR([Bad build type specification \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);;
24 [case AC_PACKAGE_VERSION in
25 *svn*|*dev*) build_type=development;;
26 *pre*|*alpha*|*beta*|*rc*) build_type=prerelease;;
27 *) build_type=release ;;
29 AC_MSG_RESULT([$build_type])
30 lyx_flags="$lyx_flags build=$build_type"
32 development) lyx_devel_version=yes
33 AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX])
34 LYX_DATE="not released yet" ;;
35 prerelease) lyx_prerelease=yes ;;
38 AC_SUBST(lyx_devel_version)
42 dnl Define the option to set a LyX version on installed executables and directories
45 AC_DEFUN([LYX_VERSION_SUFFIX],[
46 AC_MSG_CHECKING([for version suffix])
47 dnl We need the literal double quotes in the rpm spec file
48 RPM_VERSION_SUFFIX='""'
49 AC_ARG_WITH(version-suffix,
50 [AC_HELP_STRING([--with-version-suffix@<:@=VERSION@:>@], install lyx files as lyxVERSION (VERSION=-AC_PACKAGE_VERSION))],
51 [if test "x$withval" = "xyes";
53 withval="-"AC_PACKAGE_VERSION
54 ac_configure_args=`echo "$ac_configure_args" | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
56 AC_SUBST(version_suffix,$withval)
57 RPM_VERSION_SUFFIX="--with-version-suffix=$withval"])
58 AC_SUBST(RPM_VERSION_SUFFIX)
59 AC_MSG_RESULT([$withval])
63 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
64 dnl flag lyx_error to yes.
65 AC_DEFUN([LYX_ERROR],[
66 lyx_error_txt="$lyx_error_txt
72 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
73 dnl flag lyx_warning to yes.
74 AC_DEFUN([LYX_WARNING],[
75 lyx_warning_txt="$lyx_warning_txt
81 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
82 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
83 AC_DEFUN([LYX_LIB_ERROR],[
84 LYX_ERROR([Cannot find $1. Please check that the $2 library
85 is correctly installed on your system.])])
88 dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
89 dnl has occured previously.
90 AC_DEFUN([LYX_CHECK_ERRORS],[
91 if test x$lyx_warning = xyes; then
93 === The following minor problems have been detected by configure.
94 === Please check the messages below before running 'make'.
95 === (see the section 'Problems' in the INSTALL file)
99 if test x$lyx_error = xyes; then
101 **** The following problems have been detected by configure.
102 **** Please check the messages below before running 'make'.
103 **** (see the section 'Problems' in the INSTALL file)
111 Configuration of LyX was successful.
112 Type 'make' to compile the program,
113 and then 'make install' to install it.
118 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
120 define(LYX_SEARCH_PROG,[dnl
121 for ac_prog in $2 ; do
122 # Extract the first word of "$ac_prog", so it can be a program name with args.
123 set dummy $ac_prog ; ac_word=$[2]
124 if test -z "[$]$1"; then
125 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
126 for ac_dir in $PATH; do
127 test -z "$ac_dir" && ac_dir=.
128 if test -f [$ac_dir/$ac_word]; then
136 if test -n "[$]$1"; then
142 test -n "[$]$1" && break
147 AC_DEFUN([LYX_PROG_CXX_WORKS],
149 cat >conftest.C <<EOF
151 // we require the mutable keyword
154 // we require namespace support
162 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
163 rm -f conftest.C conftest.o conftest.obj || true
167 AC_DEFUN([LYX_PROG_CXX],
168 [AC_MSG_CHECKING([for a good enough C++ compiler])
169 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
171 if test -z "$CXX" ; then
172 AC_MSG_ERROR([Unable to find a good enough C++ compiler])
179 ### We might want to get or shut warnings.
180 AC_ARG_ENABLE(warnings,
181 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
182 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
187 if test x$enable_warnings = xyes ; then
188 lyx_flags="$lyx_flags warnings"
191 ### We might want to disable debug
193 AC_HELP_STRING([--enable-debug],[enable debug information]),,
194 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
197 AC_ARG_ENABLE(stdlib-debug,
198 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
199 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
200 [enable_stdlib_debug=no])]
203 AC_ARG_ENABLE(concept-checks,
204 AC_HELP_STRING([--enable-concept-checks],[enable concept checks]),,
205 [AS_CASE([$build_type], [dev*|pre*], [enable_concept_checks=yes],
206 [enable_concept_checks=no])]
210 AC_HELP_STRING([--enable-gprof],[enable profiling using gprof]),,
211 [AS_CASE([$build_type], [gprof], [enable_gprof=yes], [enable_gprof=no])]
214 ### set up optimization
215 AC_ARG_ENABLE(optimization,
216 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
217 enable_optimization=yes;)
218 case $enable_optimization in
220 if test $lyx_devel_version = yes ; then
226 *) lyx_opt=${enable_optimization};;
230 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
234 AC_ARG_ENABLE(assertions,
235 AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
236 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
237 [enable_assertions=no])]
239 if test "x$enable_assertions" = xyes ; then
240 lyx_flags="$lyx_flags assertions"
241 AC_DEFINE(ENABLE_ASSERTIONS,1,
242 [Define if you want assertions to be enabled in the code])
245 # set the compiler options correctly.
246 if test x$GXX = xyes; then
247 dnl Useful for global version info
248 gxx_version=`${CXX} -dumpversion`
249 CXX_VERSION="($gxx_version)"
251 if test "$ac_test_CXXFLAGS" = set; then
252 CXXFLAGS="$ac_save_CXXFLAGS"
256 if test x$enable_debug = xyes ; then
258 CXXFLAGS="-g $CXXFLAGS"
260 if test x$enable_gprof = xyes ; then
262 CXXFLAGS="-pg $CXXFLAGS"
263 LDFLAGS="-pg $LDFLAGS"
266 if test "$ac_env_CPPFLAGS_set" != set; then
267 if test x$enable_warnings = xyes ; then
270 CPPFLAGS="-W -Wall $CPPFLAGS"
273 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
279 3.1*) AM_CXXFLAGS="-finline-limit=500 ";;
280 3.2*|3.3*) AM_CXXFLAGS="";;
283 test $enable_pch = yes && lyx_pch_comp=yes
287 if test x$enable_stdlib_debug = xyes ; then
290 lyx_flags="$lyx_flags stdlib-debug"
291 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
292 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
296 if test x$enable_concept_checks = xyes ; then
299 lyx_flags="$lyx_flags concept-checks"
300 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
303 lyx_flags="$lyx_flags concept-checks"
304 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
309 test "$lyx_pch_comp" = yes && lyx_flags="$lyx_flags pch"
310 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
313 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
315 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
316 AC_MSG_CHECKING([whether to use included boost library])
317 AC_ARG_WITH(included-boost,
318 [AC_HELP_STRING([--without-included-boost], [do not use the boost lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
319 [lyx_cv_with_included_boost=$withval],
320 [lyx_cv_with_included_boost=yes])
321 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
322 AC_MSG_RESULT([$lyx_cv_with_included_boost])
323 if test x$lyx_cv_with_included_boost != xyes ; then
327 LIBS="$save_LIBS -lboost_signals -lm"
328 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_plain=yes], [])
329 LIBS="$save_LIBS -lboost_signals-mt -lm $LIBTHREAD"
330 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_mt=yes], [])
335 if test x$lyx_boost_mt = xyes ; then
339 if test x$lyx_boost_plain != xyes ; then
340 LYX_ERROR([No suitable boost library found (do not use --without-included-boost)])
348 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
350 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
351 AC_MSG_CHECKING([whether to use included MyThes library])
352 AC_ARG_WITH(included-mythes,
353 [AC_HELP_STRING([--without-included-mythes], [do not use the MyThes lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
354 [lyx_cv_with_included_mythes=$withval],
355 [lyx_cv_with_included_mythes=yes])
356 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$lyx_cv_with_included_mythes = xyes)
357 AC_MSG_RESULT([$lyx_cv_with_included_mythes])
358 if test x$lyx_cv_with_included_mythes != xyes ; then
360 AC_CHECK_HEADER(mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes.hxx>"])
361 if test x$ac_cv_header_mythes_h != xyes; then
362 AC_CHECK_HEADER(mythes/mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes/mythes.hxx>"])
364 AC_CHECK_LIB(mythes, main, [MYTHES_LIBS="-lmythes" lyx_mythes=yes], [lyx_mythes=no], [-lm])
365 if test x$lyx_mythes != xyes; then
366 AC_CHECK_LIB(mythes-1.2, main, [MYTHES_LIBS="-lmythes-1.2" lyx_mythes=yes], [lyx_mythes=no], [-lm])
369 if test x$lyx_mythes != xyes -o x$ac_cv_header_mythes_h != xyes; then
370 LYX_ERROR([No suitable MyThes library found (do not use --without-included-mythes)])
372 AC_DEFINE(USE_EXTERNAL_MYTHES, 1, [Define as 1 to use an external MyThes library])
373 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$lyx_cv_mythes_h_location,[Location of mythes.hxx])
374 AC_SUBST(MYTHES_LIBS)
379 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
380 dnl [default-yes-value])
381 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
382 dnl resulting directory name in 'dir-var-name'.
383 AC_DEFUN([LYX_WITH_DIR],[
384 AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])])
385 AC_MSG_CHECKING([for $2])
386 if test -z "$with_$3"; then
387 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
389 test "x$with_$3" = xyes && with_$3=$5
392 AC_MSG_RESULT($lyx_cv_$3)])
395 dnl Usage: LYX_LOOP_DIR(value,action)
396 dnl Executes action for values of variable `dir' in `values'. `values' can
397 dnl use ":" as a separator.
398 AC_DEFUN([LYX_LOOP_DIR],[
399 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
400 for dir in `eval "echo $1"`; do
401 if test ! "$dir" = NONE; then
402 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
410 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
412 AC_DEFUN([LYX_ADD_LIB_DIR],[
414 if test "`(uname) 2>/dev/null`" = SunOS &&
415 uname -r | grep '^5' >/dev/null; then
416 if test $ac_cv_prog_gxx = yes ; then
417 $1="${$1} -Wl[,]-R$2"
424 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
426 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
428 ### Check for a headers existence and location iff it exists
429 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
430 ## It almost works. I've tried a few variations but they give errors
431 ## of one sort or other: bad substitution or file not found etc. The
432 ## actual header _is_ found though and the cache variable is set however
433 ## the reported setting (on screen) is equal to $ac_safe for some unknown
435 ## Additionally, autoheader can't figure out what to use as the name in
436 ## the config.h.in file so we need to write our own entries there -- one for
437 ## each header in the form PATH_HEADER_NAME_H
439 AC_DEFUN([LYX_PATH_HEADER],
440 [ AC_CHECK_HEADER($1,[
441 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
442 ### the only remaining problem is getting the second parameter to this
443 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
444 ### of $ac_safe being printed.
445 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
446 [ cat > conftest.$ac_ext <<EOF
447 #line __oline__ "configure"
448 #include "confdefs.h"
452 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
453 grep $1 2>/dev/null | \
454 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
455 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
457 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
459 ### end of LYX_PATH_HEADER
461 ### Check which frontends we want to use.
463 AC_DEFUN([LYX_USE_FRONTENDS],
464 [AC_MSG_CHECKING([what frontend should be used for the GUI])
465 AC_ARG_WITH(frontend,
466 [AC_HELP_STRING([--with-frontend=THIS], [use THIS frontend as main GUI:
467 Possible values: qt4])],
468 [FRONTENDS="$withval"],[FRONTENDS="qt4"])
469 if test "x$FRONTENDS" = x ; then
471 AC_ERROR("Please select a frontend using --with-frontend")
473 AC_MSG_RESULT($FRONTENDS)
475 AC_SUBST(FRONTENDS_SUBDIRS)
476 AC_SUBST(FRONTENDS_PROGS)
480 ## Check what kind of packaging should be used at install time.
481 ## The default is autodetected.
482 AC_DEFUN([LYX_USE_PACKAGING],
483 [AC_MSG_CHECKING([what packaging should be used])
484 AC_ARG_WITH(packaging,
485 [AC_HELP_STRING([--with-packaging=THIS], [use THIS packaging for installation:
486 Possible values: posix, windows, macosx])],
487 [lyx_use_packaging="$withval"], [
489 *-apple-darwin*) lyx_use_packaging=macosx ;;
490 *-pc-mingw32*) lyx_use_packaging=windows;;
491 *) lyx_use_packaging=posix;;
493 AC_MSG_RESULT($lyx_use_packaging)
494 lyx_install_macosx=false
495 lyx_install_cygwin=false
496 lyx_install_windows=false
497 case $lyx_use_packaging in
498 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
499 PACKAGE=LyX${version_suffix}
500 default_prefix="/Applications/${PACKAGE}.app"
501 bindir='${prefix}/Contents/MacOS'
502 libdir='${prefix}/Contents/Resources'
503 datarootdir='${prefix}/Contents/Resources'
504 pkgdatadir='${datadir}'
505 mandir='${datadir}/man'
506 lyx_install_macosx=true ;;
507 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
508 PACKAGE=LyX${version_suffix}
509 default_prefix="C:/Program Files/${PACKAGE}"
510 bindir='${prefix}/bin'
511 libdir='${prefix}/Resources'
512 datarootdir='${prefix}/Resources'
513 pkgdatadir='${datadir}'
514 mandir='${prefix}/Resources/man'
515 lyx_install_windows=true ;;
516 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
517 PACKAGE=lyx${version_suffix}
518 program_suffix=$version_suffix
519 pkgdatadir='${datadir}/${PACKAGE}'
520 default_prefix=$ac_default_prefix
522 *cygwin*) lyx_install_cygwin=true ;;
523 *apple-darwin*) lyx_install_macosx=true ;;
525 lyx_install_posix=true ;;
526 *) LYX_ERROR([Unknown packaging type $lyx_use_packaging]) ;;
528 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
529 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
530 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
531 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
532 dnl Next two lines are only for autoconf <= 2.59
533 datadir='${datarootdir}'
534 AC_SUBST(datarootdir)
536 AC_SUBST(program_suffix)
540 ## ------------------------------------------------------------------------
541 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
542 ## one or two arguments.
544 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
545 ## ------------------------------------------------------------------------
547 AC_DEFUN([AC_FUNC_MKDIR],
548 [AC_CHECK_FUNCS([mkdir _mkdir])
549 AC_CACHE_CHECK([whether mkdir takes one argument],
550 [ac_cv_mkdir_takes_one_arg],
552 #include <sys/stat.h>
557 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
558 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
559 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
560 [Define if mkdir takes only one argument.])
565 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
566 dnl (which may be a relative path, and need not refer to any existing
569 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
570 dnl native Win32 path name, (but with slashes, not backslashes).
572 dnl On any other system, it is simply the result which would be obtained
573 dnl if PATHNAME represented an existing directory, and the pwd command was
574 dnl executed in that directory.
575 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
577 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
578 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
579 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
581 ac_dir=`AS_DIRNAME(["$ac_dir"])`
583 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
584 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
585 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
589 dnl this is used by the macro blow to general a proper config.h.in entry
590 m4_define([LYX_AH_CHECK_DECL],
591 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
592 [Define if you have the prototype for function `$1'])])
594 dnl Check things are declared in headers to avoid errors or warnings.
595 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
596 dnl Defines HAVE_DECL_{FUNCTION}
597 AC_DEFUN([LYX_CHECK_DECL],
598 [LYX_AH_CHECK_DECL($1)
601 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
602 AC_EGREP_HEADER($1, $ac_header,
604 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
609 dnl this is used by the macro below to generate a proper config.h.in entry
610 m4_define([LYX_AH_CHECK_DEF],
611 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
612 [Define to 1 if `$1' is defined in `$2'])])
614 dnl Check whether name is defined in header by using it in codesnippet.
615 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
616 dnl Defines HAVE_DEF_{NAME}
617 AC_DEFUN([LYX_CHECK_DEF],
618 [LYX_AH_CHECK_DEF($1, $2)
619 AC_MSG_CHECKING([whether $1 is defined by header $2])
620 AC_TRY_COMPILE([#include <$2>], [$3],
621 lyx_have_def_name=yes,
622 lyx_have_def_name=no)
623 AC_MSG_RESULT($lyx_have_def_name)
624 if test "x$lyx_have_def_name" = xyes; then
625 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
629 dnl Extract the single digits from PACKAGE_VERSION and make them available.
630 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
631 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
632 AC_DEFUN([LYX_SET_VERSION_INFO],
633 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
634 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
635 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
636 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
637 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
638 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
639 test "x$lyx_patch" = "x" && lyx_patch=0
640 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
641 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
642 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
643 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
644 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
645 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
646 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
647 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")
650 # AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
651 # ---------------------------------------------------------------------------
652 # Copied from autoconf 2.68, added a check that python version is < 3.0
653 # Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION.
654 # Run ACTION-IF-FALSE otherwise.
655 # This test uses sys.hexversion instead of the string equivalent (first
656 # word of sys.version), in order to cope with versions such as 2.2c1.
657 # This supports Python 2.0 or higher. (2.0 was released on October 16, 2000).
658 AC_DEFUN([AM_PYTHON_CHECK_VERSION],
660 # split strings by '.' and convert to numeric. Append some zeros
661 # because we need at least 4 digits for the hex conversion.
662 # map returns an iterator in Python 3.0 and a list in 2.x
663 minver = list(map(int, '$2'.split('.'))) + [[0, 0, 0]]
665 maxverhex = 50331648 # = 3.0.0.0
666 # xrange is not present in Python 3.0 and range returns an iterator
667 for i in list(range(0, 4)): minverhex = (minverhex << 8) + minver[[i]]
668 sys.exit(sys.hexversion < minverhex or sys.hexversion >= maxverhex)"
669 AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])