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_MSG_ERROR([bad build type specification \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);;
24 [case AC_PACKAGE_VERSION in
25 *dev*) build_type=development;;
26 *pre*|*alpha*|*beta*|*rc*) build_type=prerelease;;
27 *) build_type=release ;;
29 AC_MSG_RESULT([$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=$withval"])
58 AC_SUBST(RPM_VERSION_SUFFIX)
59 AC_SUBST(program_base_name,"lyx")
60 AC_MSG_RESULT([$withval])
64 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
65 dnl flag lyx_warning to yes.
66 AC_DEFUN([LYX_WARNING],[
67 lyx_warning_txt="$lyx_warning_txt
73 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
74 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
75 AC_DEFUN([LYX_LIB_ERROR],[
76 AC_MSG_ERROR([cannot find $1. Please check that the $2 library
77 is correctly installed on your system.])])
80 dnl Usage: LYX_CHECK_WARNINGS Displays a warning message if a LYX_WARNING
81 dnl has occured previously.
82 AC_DEFUN([LYX_CHECK_WARNINGS],[
83 if test x$lyx_warning = xyes; then
85 === The following minor problems have been detected by configure.
86 === Please check the messages below before running 'make'.
87 === (see the section 'Problems' in the INSTALL file)
94 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
96 define(LYX_SEARCH_PROG,[dnl
97 for ac_prog in $2 ; do
98 # Extract the first word of "$ac_prog", so it can be a program name with args.
99 set dummy $ac_prog ; ac_word=$[2]
100 if test -z "[$]$1"; then
101 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
102 for ac_dir in $PATH; do
103 test -z "$ac_dir" && ac_dir=.
104 if test -f [$ac_dir/$ac_word]; then
112 if test -n "[$]$1"; then
118 test -n "[$]$1" && break
123 AC_DEFUN([LYX_PROG_CXX_WORKS],
125 cat >conftest.C <<EOF
127 // we require the mutable keyword
130 // we require namespace support
138 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
139 rm -f conftest.C conftest.o conftest.obj || true
143 AC_DEFUN([LYX_PROG_CXX],
144 [AC_MSG_CHECKING([for a good enough C++ compiler])
145 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
147 if test -z "$CXX" ; then
148 AC_MSG_ERROR([Unable to find a good enough C++ compiler])
155 ### We might want to get or shut warnings.
156 AC_ARG_ENABLE(warnings,
157 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
158 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
163 if test x$enable_warnings = xyes ; then
164 lyx_flags="$lyx_flags warnings"
167 ### We might want to disable debug
169 AC_HELP_STRING([--enable-debug],[enable debug information]),,
170 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
173 AC_ARG_ENABLE(stdlib-debug,
174 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
175 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
176 [enable_stdlib_debug=no])]
179 AC_ARG_ENABLE(concept-checks,
180 AC_HELP_STRING([--enable-concept-checks],[enable concept checks]),,
181 [AS_CASE([$build_type], [dev*|pre*], [enable_concept_checks=yes],
182 [enable_concept_checks=no])]
185 ### set up optimization
186 AC_ARG_ENABLE(optimization,
187 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
188 enable_optimization=yes;)
189 case $enable_optimization in
191 if test $lyx_devel_version = yes ; then
197 *) lyx_opt=${enable_optimization};;
201 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
206 AC_HELP_STRING([--enable-cxx11],[enable C++11 mode]),,
209 AC_ARG_ENABLE(assertions,
210 AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
211 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
212 [enable_assertions=no])]
214 if test "x$enable_assertions" = xyes ; then
215 lyx_flags="$lyx_flags assertions"
216 AC_DEFINE(ENABLE_ASSERTIONS,1,
217 [Define if you want assertions to be enabled in the code])
220 # set the compiler options correctly.
221 if test x$GXX = xyes; then
222 dnl Useful for global version info
223 gxx_version=`${CXX} -dumpversion`
224 CXX_VERSION="($gxx_version)"
226 if test "$ac_test_CXXFLAGS" = set; then
227 CXXFLAGS="$ac_save_CXXFLAGS"
231 if test x$enable_debug = xyes ; then
233 CXXFLAGS="-g $CXXFLAGS"
235 if test $build_type = gprof ; then
237 CXXFLAGS="-pg $CXXFLAGS"
238 LDFLAGS="-pg $LDFLAGS"
240 if test $build_type = profiling ; then
241 CFLAGS="$CFLAGS -fno-omit-frame-pointer"
242 CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
245 if test "$ac_env_CPPFLAGS_set" != set; then
246 if test x$enable_warnings = xyes ; then
249 CPPFLAGS="-W -Wall $CPPFLAGS"
252 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
258 3.1*) AM_CXXFLAGS="-finline-limit=500 ";;
259 3.2*|3.3*) AM_CXXFLAGS="";;
262 test $enable_pch = yes && lyx_pch_comp=yes
266 if test x$enable_stdlib_debug = xyes ; then
269 lyx_flags="$lyx_flags stdlib-debug"
270 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
271 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
275 if test x$enable_concept_checks = xyes ; then
278 lyx_flags="$lyx_flags concept-checks"
279 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
282 lyx_flags="$lyx_flags concept-checks"
283 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
287 if test x$enable_cxx11 = xyes ; then
290 lyx_flags="$lyx_flags c++11-mode"
291 CXXFLAGS="-std=gnu++0x $CXXFLAGS"
294 lyx_flags="$lyx_flags c++11-mode"
295 CXXFLAGS="-std=gnu++11 $CXXFLAGS"
300 test "$lyx_pch_comp" = yes && lyx_flags="$lyx_flags pch"
301 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
304 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
306 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
307 AC_MSG_CHECKING([whether to use included boost library])
308 AC_ARG_WITH(included-boost,
309 [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])],
310 [lyx_cv_with_included_boost=$withval],
311 [lyx_cv_with_included_boost=yes])
312 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
313 AC_MSG_RESULT([$lyx_cv_with_included_boost])
314 if test x$lyx_cv_with_included_boost != xyes ; then
318 LIBS="$save_LIBS -lboost_signals -lm"
319 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_plain=yes], [])
320 LIBS="$save_LIBS -lboost_signals-mt -lm $LIBTHREAD"
321 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_mt=yes], [])
326 if test x$lyx_boost_mt = xyes ; then
330 if test x$lyx_boost_plain != xyes ; then
331 AC_MSG_ERROR([cannot find suitable boost library (do not use --without-included-boost)])
339 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
341 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
342 AC_MSG_CHECKING([whether to use included MyThes library])
343 AC_ARG_WITH(included-mythes,
344 [AC_HELP_STRING([--without-included-mythes], [do not use the MyThes lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
345 [lyx_cv_with_included_mythes=$withval],
346 [lyx_cv_with_included_mythes=yes])
347 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$lyx_cv_with_included_mythes = xyes)
348 AC_MSG_RESULT([$lyx_cv_with_included_mythes])
349 if test x$lyx_cv_with_included_mythes != xyes ; then
351 AC_CHECK_HEADER(mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes.hxx>"])
352 if test x$ac_cv_header_mythes_h != xyes; then
353 AC_CHECK_HEADER(mythes/mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes/mythes.hxx>"])
355 AC_CHECK_LIB(mythes, main, [MYTHES_LIBS="-lmythes" lyx_mythes=yes], [lyx_mythes=no], [-lm])
356 if test x$lyx_mythes != xyes; then
357 AC_CHECK_LIB(mythes-1.2, main, [MYTHES_LIBS="-lmythes-1.2" lyx_mythes=yes], [lyx_mythes=no], [-lm])
360 if test x$lyx_mythes != xyes -o x$ac_cv_header_mythes_h != xyes; then
361 AC_MSG_ERROR([cannot find suitable MyThes library (do not use --without-included-mythes)])
363 AC_DEFINE(USE_EXTERNAL_MYTHES, 1, [Define as 1 to use an external MyThes library])
364 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$lyx_cv_mythes_h_location,[Location of mythes.hxx])
365 AC_SUBST(MYTHES_LIBS)
370 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
371 dnl [default-yes-value])
372 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
373 dnl resulting directory name in 'dir-var-name'.
374 AC_DEFUN([LYX_WITH_DIR],[
375 AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])])
376 AC_MSG_CHECKING([for $2])
377 if test -z "$with_$3"; then
378 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
380 test "x$with_$3" = xyes && with_$3=$5
383 AC_MSG_RESULT($lyx_cv_$3)])
386 dnl Usage: LYX_LOOP_DIR(value,action)
387 dnl Executes action for values of variable `dir' in `values'. `values' can
388 dnl use ":" as a separator.
389 AC_DEFUN([LYX_LOOP_DIR],[
390 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
391 for dir in `eval "echo $1"`; do
392 if test ! "$dir" = NONE; then
393 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
401 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
403 AC_DEFUN([LYX_ADD_LIB_DIR],[
405 if test "`(uname) 2>/dev/null`" = SunOS &&
406 uname -r | grep '^5' >/dev/null; then
407 if test $ac_cv_prog_gxx = yes ; then
408 $1="${$1} -Wl[,]-R$2"
415 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
417 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
419 ### Check for a headers existence and location iff it exists
420 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
421 ## It almost works. I've tried a few variations but they give errors
422 ## of one sort or other: bad substitution or file not found etc. The
423 ## actual header _is_ found though and the cache variable is set however
424 ## the reported setting (on screen) is equal to $ac_safe for some unknown
426 ## Additionally, autoheader can't figure out what to use as the name in
427 ## the config.h.in file so we need to write our own entries there -- one for
428 ## each header in the form PATH_HEADER_NAME_H
430 AC_DEFUN([LYX_PATH_HEADER],
431 [ AC_CHECK_HEADER($1,[
432 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
433 ### the only remaining problem is getting the second parameter to this
434 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
435 ### of $ac_safe being printed.
436 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
437 [ cat > conftest.$ac_ext <<EOF
438 #line __oline__ "configure"
439 #include "confdefs.h"
443 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
444 grep $1 2>/dev/null | \
445 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
446 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
448 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
450 ### end of LYX_PATH_HEADER
452 ## Check what kind of packaging should be used at install time.
453 ## The default is autodetected.
454 AC_DEFUN([LYX_USE_PACKAGING],
455 [AC_MSG_CHECKING([what packaging should be used])
456 AC_ARG_WITH(packaging,
457 [AC_HELP_STRING([--with-packaging=THIS], [use THIS packaging for installation:
458 Possible values: posix, windows, macosx])],
459 [lyx_use_packaging="$withval"], [
461 *-apple-darwin*) lyx_use_packaging=macosx ;;
462 *-pc-mingw32*) lyx_use_packaging=windows;;
463 *) lyx_use_packaging=posix;;
465 AC_MSG_RESULT($lyx_use_packaging)
466 lyx_install_posix=false
467 lyx_install_macosx=false
468 lyx_install_cygwin=false
469 lyx_install_windows=false
470 case $lyx_use_packaging in
471 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
472 PACKAGE=LyX${version_suffix}
473 default_prefix="/Applications/${PACKAGE}.app"
474 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
475 bindir='${prefix}/Contents/MacOS'
476 libdir='${prefix}/Contents/Resources'
477 datarootdir='${prefix}/Contents/Resources'
478 pkgdatadir='${datadir}'
479 mandir='${datadir}/man'
480 lyx_install_macosx=true ;;
481 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
482 PACKAGE=LyX${version_suffix}
483 default_prefix="C:/Program Files/${PACKAGE}"
484 bindir='${prefix}/bin'
485 libdir='${prefix}/Resources'
486 datarootdir='${prefix}/Resources'
487 pkgdatadir='${datadir}'
488 mandir='${prefix}/Resources/man'
489 lyx_install_windows=true ;;
490 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
491 PACKAGE=lyx${version_suffix}
492 program_suffix=$version_suffix
493 pkgdatadir='${datadir}/${PACKAGE}'
494 default_prefix=$ac_default_prefix
496 *cygwin*) lyx_install_cygwin=true ;;
497 *apple-darwin*) lyx_install_macosx=true ;;
499 lyx_install_posix=true ;;
500 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
502 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
503 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
504 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
505 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
507 AC_SUBST(program_suffix)
511 ## ------------------------------------------------------------------------
512 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
513 ## one or two arguments.
515 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
516 ## ------------------------------------------------------------------------
518 AC_DEFUN([AC_FUNC_MKDIR],
519 [AC_CHECK_FUNCS([mkdir _mkdir])
520 AC_CACHE_CHECK([whether mkdir takes one argument],
521 [ac_cv_mkdir_takes_one_arg],
523 #include <sys/stat.h>
528 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
529 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
530 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
531 [Define if mkdir takes only one argument.])
536 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
537 dnl (which may be a relative path, and need not refer to any existing
540 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
541 dnl native Win32 path name, (but with slashes, not backslashes).
543 dnl On any other system, it is simply the result which would be obtained
544 dnl if PATHNAME represented an existing directory, and the pwd command was
545 dnl executed in that directory.
546 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
548 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
549 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
550 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
552 ac_dir=`AS_DIRNAME(["$ac_dir"])`
554 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
555 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
556 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
560 dnl this is used by the macro blow to general a proper config.h.in entry
561 m4_define([LYX_AH_CHECK_DECL],
562 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
563 [Define if you have the prototype for function `$1'])])
565 dnl Check things are declared in headers to avoid errors or warnings.
566 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
567 dnl Defines HAVE_DECL_{FUNCTION}
568 AC_DEFUN([LYX_CHECK_DECL],
569 [LYX_AH_CHECK_DECL($1)
572 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
573 AC_EGREP_HEADER($1, $ac_header,
575 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
580 dnl this is used by the macro below to generate a proper config.h.in entry
581 m4_define([LYX_AH_CHECK_DEF],
582 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
583 [Define to 1 if `$1' is defined in `$2'])])
585 dnl Check whether name is defined in header by using it in codesnippet.
586 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
587 dnl Defines HAVE_DEF_{NAME}
588 AC_DEFUN([LYX_CHECK_DEF],
589 [LYX_AH_CHECK_DEF($1, $2)
590 AC_MSG_CHECKING([whether $1 is defined by header $2])
591 AC_TRY_COMPILE([#include <$2>], [$3],
592 lyx_have_def_name=yes,
593 lyx_have_def_name=no)
594 AC_MSG_RESULT($lyx_have_def_name)
595 if test "x$lyx_have_def_name" = xyes; then
596 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
600 dnl Extract the single digits from PACKAGE_VERSION and make them available.
601 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
602 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
603 AC_DEFUN([LYX_SET_VERSION_INFO],
604 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
605 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
606 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
607 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
608 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
609 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
610 test "x$lyx_patch" = "x" && lyx_patch=0
611 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
612 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
613 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
614 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
615 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
616 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
617 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
618 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")
621 # AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
622 # ---------------------------------------------------------------------------
623 # Copied from autoconf 2.68, added a check that python version is < 3.0
624 # Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION.
625 # Run ACTION-IF-FALSE otherwise.
626 # This test uses sys.hexversion instead of the string equivalent (first
627 # word of sys.version), in order to cope with versions such as 2.2c1.
628 # This supports Python 2.0 or higher. (2.0 was released on October 16, 2000).
629 AC_DEFUN([AM_PYTHON_CHECK_VERSION],
631 # split strings by '.' and convert to numeric. Append some zeros
632 # because we need at least 4 digits for the hex conversion.
633 # map returns an iterator in Python 3.0 and a list in 2.x
634 minver = list(map(int, '$2'.split('.'))) + [[0, 0, 0]]
636 maxverhex = 50331648 # = 3.0.0.0
637 # xrange is not present in Python 3.0 and range returns an iterator
638 for i in list(range(0, 4)): minverhex = (minverhex << 8) + minver[[i]]
639 sys.exit(sys.hexversion < minverhex or sys.hexversion >= maxverhex)"
640 AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])