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 \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);;
24 [case AC_PACKAGE_VERSION in
25 *svn*|*dev*) build_type=development;;
26 *pre*|*alpha*|*beta*|*rc*) build_type=prerelease;;
27 *) build_type=release ;;
29 AC_MSG_RESULT([$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=$withval"])
58 AC_SUBST(RPM_VERSION_SUFFIX)
59 AC_SUBST(program_base_name,"lyx")
60 AC_MSG_RESULT([$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])]
186 AC_HELP_STRING([--enable-gprof],[enable profiling using gprof]),,
187 [AS_CASE([$build_type], [gprof], [enable_gprof=yes], [enable_gprof=no])]
190 ### set up optimization
191 AC_ARG_ENABLE(optimization,
192 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
193 enable_optimization=yes;)
194 case $enable_optimization in
196 if test $lyx_devel_version = yes ; then
202 *) lyx_opt=${enable_optimization};;
206 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
211 AC_HELP_STRING([--enable-cxx11],[enable C++11 mode]),,
214 AC_ARG_ENABLE(assertions,
215 AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
216 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
217 [enable_assertions=no])]
219 if test "x$enable_assertions" = xyes ; then
220 lyx_flags="$lyx_flags assertions"
221 AC_DEFINE(ENABLE_ASSERTIONS,1,
222 [Define if you want assertions to be enabled in the code])
225 # set the compiler options correctly.
226 if test x$GXX = xyes; then
227 dnl Useful for global version info
228 gxx_version=`${CXX} -dumpversion`
229 CXX_VERSION="($gxx_version)"
231 if test "$ac_test_CXXFLAGS" = set; then
232 CXXFLAGS="$ac_save_CXXFLAGS"
236 if test x$enable_debug = xyes ; then
238 CXXFLAGS="-g $CXXFLAGS"
240 if test x$enable_gprof = xyes ; then
242 CXXFLAGS="-pg $CXXFLAGS"
243 LDFLAGS="-pg $LDFLAGS"
246 if test "$ac_env_CPPFLAGS_set" != set; then
247 if test x$enable_warnings = xyes ; then
250 CPPFLAGS="-W -Wall $CPPFLAGS"
253 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
259 3.1*) AM_CXXFLAGS="-finline-limit=500 ";;
260 3.2*|3.3*) AM_CXXFLAGS="";;
263 test $enable_pch = yes && lyx_pch_comp=yes
267 if test x$enable_stdlib_debug = xyes ; then
270 lyx_flags="$lyx_flags stdlib-debug"
271 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
272 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
276 if test x$enable_concept_checks = xyes ; then
279 lyx_flags="$lyx_flags concept-checks"
280 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
283 lyx_flags="$lyx_flags concept-checks"
284 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
288 if test x$enable_cxx11 = xyes ; then
291 lyx_flags="$lyx_flags c++11-mode"
292 CXXFLAGS="-std=gnu++0x $CXXFLAGS"
295 lyx_flags="$lyx_flags c++11-mode"
296 CXXFLAGS="-std=gnu++11 $CXXFLAGS"
301 test "$lyx_pch_comp" = yes && lyx_flags="$lyx_flags pch"
302 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
305 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
307 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
308 AC_MSG_CHECKING([whether to use included boost library])
309 AC_ARG_WITH(included-boost,
310 [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])],
311 [lyx_cv_with_included_boost=$withval],
312 [lyx_cv_with_included_boost=yes])
313 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
314 AC_MSG_RESULT([$lyx_cv_with_included_boost])
315 if test x$lyx_cv_with_included_boost != xyes ; then
319 LIBS="$save_LIBS -lboost_signals -lm"
320 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_plain=yes], [])
321 LIBS="$save_LIBS -lboost_signals-mt -lm $LIBTHREAD"
322 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/signal.hpp>], [boost::signal<void ()> s;])], [lyx_boost_mt=yes], [])
327 if test x$lyx_boost_mt = xyes ; then
331 if test x$lyx_boost_plain != xyes ; then
332 AC_MSG_ERROR([cannot find suitable boost library (do not use --without-included-boost)])
340 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
342 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
343 AC_MSG_CHECKING([whether to use included MyThes library])
344 AC_ARG_WITH(included-mythes,
345 [AC_HELP_STRING([--without-included-mythes], [do not use the MyThes lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
346 [lyx_cv_with_included_mythes=$withval],
347 [lyx_cv_with_included_mythes=yes])
348 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$lyx_cv_with_included_mythes = xyes)
349 AC_MSG_RESULT([$lyx_cv_with_included_mythes])
350 if test x$lyx_cv_with_included_mythes != xyes ; then
352 AC_CHECK_HEADER(mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes.hxx>"])
353 if test x$ac_cv_header_mythes_h != xyes; then
354 AC_CHECK_HEADER(mythes/mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes/mythes.hxx>"])
356 AC_CHECK_LIB(mythes, main, [MYTHES_LIBS="-lmythes" lyx_mythes=yes], [lyx_mythes=no], [-lm])
357 if test x$lyx_mythes != xyes; then
358 AC_CHECK_LIB(mythes-1.2, main, [MYTHES_LIBS="-lmythes-1.2" lyx_mythes=yes], [lyx_mythes=no], [-lm])
361 if test x$lyx_mythes != xyes -o x$ac_cv_header_mythes_h != xyes; then
362 AC_MSG_ERROR([cannot find suitable MyThes library (do not use --without-included-mythes)])
364 AC_DEFINE(USE_EXTERNAL_MYTHES, 1, [Define as 1 to use an external MyThes library])
365 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$lyx_cv_mythes_h_location,[Location of mythes.hxx])
366 AC_SUBST(MYTHES_LIBS)
371 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
372 dnl [default-yes-value])
373 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
374 dnl resulting directory name in 'dir-var-name'.
375 AC_DEFUN([LYX_WITH_DIR],[
376 AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])])
377 AC_MSG_CHECKING([for $2])
378 if test -z "$with_$3"; then
379 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
381 test "x$with_$3" = xyes && with_$3=$5
384 AC_MSG_RESULT($lyx_cv_$3)])
387 dnl Usage: LYX_LOOP_DIR(value,action)
388 dnl Executes action for values of variable `dir' in `values'. `values' can
389 dnl use ":" as a separator.
390 AC_DEFUN([LYX_LOOP_DIR],[
391 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
392 for dir in `eval "echo $1"`; do
393 if test ! "$dir" = NONE; then
394 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
402 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
404 AC_DEFUN([LYX_ADD_LIB_DIR],[
406 if test "`(uname) 2>/dev/null`" = SunOS &&
407 uname -r | grep '^5' >/dev/null; then
408 if test $ac_cv_prog_gxx = yes ; then
409 $1="${$1} -Wl[,]-R$2"
416 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
418 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
420 ### Check for a headers existence and location iff it exists
421 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
422 ## It almost works. I've tried a few variations but they give errors
423 ## of one sort or other: bad substitution or file not found etc. The
424 ## actual header _is_ found though and the cache variable is set however
425 ## the reported setting (on screen) is equal to $ac_safe for some unknown
427 ## Additionally, autoheader can't figure out what to use as the name in
428 ## the config.h.in file so we need to write our own entries there -- one for
429 ## each header in the form PATH_HEADER_NAME_H
431 AC_DEFUN([LYX_PATH_HEADER],
432 [ AC_CHECK_HEADER($1,[
433 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
434 ### the only remaining problem is getting the second parameter to this
435 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
436 ### of $ac_safe being printed.
437 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
438 [ cat > conftest.$ac_ext <<EOF
439 #line __oline__ "configure"
440 #include "confdefs.h"
444 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
445 grep $1 2>/dev/null | \
446 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
447 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
449 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
451 ### end of LYX_PATH_HEADER
453 ### Check which frontends we want to use.
455 AC_DEFUN([LYX_USE_FRONTENDS],
456 [AC_MSG_CHECKING([what frontend should be used for the GUI])
457 AC_ARG_WITH(frontend,
458 [AC_HELP_STRING([--with-frontend=THIS], [use THIS frontend as main GUI:
459 Possible values: qt4])],
460 [FRONTENDS="$withval"],[FRONTENDS="qt4"])
461 if test "x$FRONTENDS" = x ; then
463 AC_MSG_ERROR("Please select a frontend using --with-frontend")
465 AC_MSG_RESULT($FRONTENDS)
467 AC_SUBST(FRONTENDS_SUBDIRS)
468 AC_SUBST(FRONTENDS_PROGS)
472 ## Check what kind of packaging should be used at install time.
473 ## The default is autodetected.
474 AC_DEFUN([LYX_USE_PACKAGING],
475 [AC_MSG_CHECKING([what packaging should be used])
476 AC_ARG_WITH(packaging,
477 [AC_HELP_STRING([--with-packaging=THIS], [use THIS packaging for installation:
478 Possible values: posix, windows, macosx])],
479 [lyx_use_packaging="$withval"], [
481 *-apple-darwin*) lyx_use_packaging=macosx ;;
482 *-pc-mingw32*) lyx_use_packaging=windows;;
483 *) lyx_use_packaging=posix;;
485 AC_MSG_RESULT($lyx_use_packaging)
486 lyx_install_macosx=false
487 lyx_install_cygwin=false
488 lyx_install_windows=false
489 case $lyx_use_packaging in
490 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
491 PACKAGE=LyX${version_suffix}
492 default_prefix="/Applications/${PACKAGE}.app"
493 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
494 bindir='${prefix}/Contents/MacOS'
495 libdir='${prefix}/Contents/Resources'
496 datarootdir='${prefix}/Contents/Resources'
497 pkgdatadir='${datadir}'
498 mandir='${datadir}/man'
499 lyx_install_macosx=true ;;
500 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
501 PACKAGE=LyX${version_suffix}
502 default_prefix="C:/Program Files/${PACKAGE}"
503 bindir='${prefix}/bin'
504 libdir='${prefix}/Resources'
505 datarootdir='${prefix}/Resources'
506 pkgdatadir='${datadir}'
507 mandir='${prefix}/Resources/man'
508 lyx_install_windows=true ;;
509 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
510 PACKAGE=lyx${version_suffix}
511 program_suffix=$version_suffix
512 pkgdatadir='${datadir}/${PACKAGE}'
513 default_prefix=$ac_default_prefix
515 *cygwin*) lyx_install_cygwin=true ;;
516 *apple-darwin*) lyx_install_macosx=true ;;
518 lyx_install_posix=true ;;
519 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
521 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
522 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
523 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
524 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
526 AC_SUBST(program_suffix)
530 ## ------------------------------------------------------------------------
531 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
532 ## one or two arguments.
534 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
535 ## ------------------------------------------------------------------------
537 AC_DEFUN([AC_FUNC_MKDIR],
538 [AC_CHECK_FUNCS([mkdir _mkdir])
539 AC_CACHE_CHECK([whether mkdir takes one argument],
540 [ac_cv_mkdir_takes_one_arg],
542 #include <sys/stat.h>
547 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
548 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
549 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
550 [Define if mkdir takes only one argument.])
555 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
556 dnl (which may be a relative path, and need not refer to any existing
559 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
560 dnl native Win32 path name, (but with slashes, not backslashes).
562 dnl On any other system, it is simply the result which would be obtained
563 dnl if PATHNAME represented an existing directory, and the pwd command was
564 dnl executed in that directory.
565 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
567 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
568 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
569 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
571 ac_dir=`AS_DIRNAME(["$ac_dir"])`
573 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
574 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
575 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
579 dnl this is used by the macro blow to general a proper config.h.in entry
580 m4_define([LYX_AH_CHECK_DECL],
581 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
582 [Define if you have the prototype for function `$1'])])
584 dnl Check things are declared in headers to avoid errors or warnings.
585 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
586 dnl Defines HAVE_DECL_{FUNCTION}
587 AC_DEFUN([LYX_CHECK_DECL],
588 [LYX_AH_CHECK_DECL($1)
591 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
592 AC_EGREP_HEADER($1, $ac_header,
594 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
599 dnl this is used by the macro below to generate a proper config.h.in entry
600 m4_define([LYX_AH_CHECK_DEF],
601 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
602 [Define to 1 if `$1' is defined in `$2'])])
604 dnl Check whether name is defined in header by using it in codesnippet.
605 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
606 dnl Defines HAVE_DEF_{NAME}
607 AC_DEFUN([LYX_CHECK_DEF],
608 [LYX_AH_CHECK_DEF($1, $2)
609 AC_MSG_CHECKING([whether $1 is defined by header $2])
610 AC_TRY_COMPILE([#include <$2>], [$3],
611 lyx_have_def_name=yes,
612 lyx_have_def_name=no)
613 AC_MSG_RESULT($lyx_have_def_name)
614 if test "x$lyx_have_def_name" = xyes; then
615 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
619 dnl Extract the single digits from PACKAGE_VERSION and make them available.
620 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
621 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
622 AC_DEFUN([LYX_SET_VERSION_INFO],
623 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
624 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
625 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
626 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
627 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
628 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
629 test "x$lyx_patch" = "x" && lyx_patch=0
630 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
631 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
632 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
633 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
634 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
635 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
636 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
637 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")
640 # AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
641 # ---------------------------------------------------------------------------
642 # Copied from autoconf 2.68, added a check that python version is < 3.0
643 # Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION.
644 # Run ACTION-IF-FALSE otherwise.
645 # This test uses sys.hexversion instead of the string equivalent (first
646 # word of sys.version), in order to cope with versions such as 2.2c1.
647 # This supports Python 2.0 or higher. (2.0 was released on October 16, 2000).
648 AC_DEFUN([AM_PYTHON_CHECK_VERSION],
650 # split strings by '.' and convert to numeric. Append some zeros
651 # because we need at least 4 digits for the hex conversion.
652 # map returns an iterator in Python 3.0 and a list in 2.x
653 minver = list(map(int, '$2'.split('.'))) + [[0, 0, 0]]
655 maxverhex = 50331648 # = 3.0.0.0
656 # xrange is not present in Python 3.0 and range returns an iterator
657 for i in list(range(0, 4)): minverhex = (minverhex << 8) + minver[[i]]
658 sys.exit(sys.hexversion < minverhex or sys.hexversion >= maxverhex)"
659 AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])