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
12 AC_MSG_CHECKING([for build type])
15 AC_ARG_ENABLE(build-type,
16 AC_HELP_STRING([--enable-build-type=TYPE],[set build setting according to TYPE=rel(ease), pre(release), dev(elopment), prof(iling), gprof]),
18 dev*) build_type=development;;
19 pre*) build_type=prerelease;;
20 prof*) build_type=profiling;;
21 gprof*) build_type=gprof;;
22 rel*) build_type=release;;
23 *) AC_MSG_ERROR([bad build type specification \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);;
25 [case AC_PACKAGE_VERSION in
26 *dev*) build_type=development;;
27 *pre*|*alpha*|*beta*|*rc*) build_type=prerelease;;
28 *) build_type=release ;;
30 AC_MSG_RESULT([$build_type])
31 lyx_flags="$lyx_flags build=$build_type"
33 development) lyx_devel_version=yes
34 AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX])
35 LYX_DATE="not released yet" ;;
36 prerelease) lyx_prerelease=yes ;;
39 AC_SUBST(lyx_devel_version)
43 dnl Define the option to set a LyX version on installed executables and directories
46 AC_DEFUN([LYX_VERSION_SUFFIX],[
47 AC_MSG_CHECKING([for version suffix])
48 dnl We need the literal double quotes in the rpm spec file
49 RPM_VERSION_SUFFIX='""'
50 AC_ARG_WITH(version-suffix,
51 [AC_HELP_STRING([--with-version-suffix@<:@=VERSION@:>@], install lyx files as lyxVERSION (VERSION=-AC_PACKAGE_VERSION))],
52 [if test "x$withval" = "xyes";
54 withval="-"AC_PACKAGE_VERSION
55 ac_configure_args=`echo "$ac_configure_args" | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
57 AC_SUBST(version_suffix,$withval)
58 RPM_VERSION_SUFFIX="--with-version-suffix=$withval"])
59 AC_SUBST(RPM_VERSION_SUFFIX)
60 AC_SUBST(program_base_name,"lyx")
61 AC_MSG_RESULT([$withval])
65 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
66 dnl flag lyx_warning to yes.
67 AC_DEFUN([LYX_WARNING],[
68 lyx_warning_txt="$lyx_warning_txt
74 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
75 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
76 AC_DEFUN([LYX_LIB_ERROR],[
77 AC_MSG_ERROR([cannot find $1. Please check that the $2 library
78 is correctly installed on your system.])])
81 dnl Usage: LYX_CHECK_WARNINGS Displays a warning message if a LYX_WARNING
82 dnl has occured previously.
83 AC_DEFUN([LYX_CHECK_WARNINGS],[
84 if test x$lyx_warning = xyes; then
86 === The following minor problems have been detected by configure.
87 === Please check the messages below before running 'make'.
88 === (see the section 'Problems' in the INSTALL file)
95 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
97 define(LYX_SEARCH_PROG,[dnl
98 for ac_prog in $2 ; do
99 # Extract the first word of "$ac_prog", so it can be a program name with args.
100 set dummy $ac_prog ; ac_word=$[2]
101 if test -z "[$]$1"; then
102 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
103 for ac_dir in $PATH; do
104 test -z "$ac_dir" && ac_dir=.
105 if test -f [$ac_dir/$ac_word]; then
113 if test -n "[$]$1"; then
119 test -n "[$]$1" && break
124 AC_DEFUN([LYX_PROG_CXX_WORKS],
126 cat >conftest.C <<EOF
128 // we require the mutable keyword
131 // we require namespace support
139 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
140 rm -f conftest.C conftest.o conftest.obj || true
144 dnl Usage: LYX_PROG_CLANG: set lyx_cv_prog_clang to yes if the compiler is clang.
145 AC_DEFUN([LYX_PROG_CLANG],
146 [AC_CACHE_CHECK([for clang],
148 [AC_TRY_COMPILE([], [
153 [lyx_cv_prog_clang=yes ; CLANG=yes], [lyx_cv_prog_clang=no ; CLANG=no])])
157 AC_DEFUN([LYX_PROG_CXX],
158 [AC_MSG_CHECKING([for a good enough C++ compiler])
159 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
161 if test -z "$CXX" ; then
162 AC_MSG_ERROR([Unable to find a good enough C++ compiler])
166 AC_REQUIRE([AC_PROG_CXX])
167 AC_REQUIRE([AC_PROG_CXXCPP])
172 ### We might want to get or shut warnings.
173 AC_ARG_ENABLE(warnings,
174 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
175 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
180 if test x$enable_warnings = xyes ; then
181 lyx_flags="$lyx_flags warnings"
184 ### We might want to disable debug
186 AC_HELP_STRING([--enable-debug],[enable debug information]),,
187 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
190 AC_ARG_ENABLE(stdlib-debug,
191 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
192 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
193 [enable_stdlib_debug=no])]
196 AC_ARG_ENABLE(concept-checks,
197 AC_HELP_STRING([--enable-concept-checks],[enable concept checks]),,
198 [AS_CASE([$build_type], [dev*|pre*], [enable_concept_checks=yes],
199 [enable_concept_checks=no])]
202 ### set up optimization
203 AC_ARG_ENABLE(optimization,
204 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
205 enable_optimization=yes;)
206 case $enable_optimization in
208 if test $lyx_devel_version = yes ; then
214 *) lyx_opt=${enable_optimization};;
218 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
223 AC_HELP_STRING([--enable-cxx11],[enable C++11 mode]),,
226 AC_ARG_ENABLE(assertions,
227 AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
228 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
229 [enable_assertions=no])]
231 if test "x$enable_assertions" = xyes ; then
232 lyx_flags="$lyx_flags assertions"
233 AC_DEFINE(ENABLE_ASSERTIONS,1,
234 [Define if you want assertions to be enabled in the code])
237 # set the compiler options correctly.
238 if test x$GXX = xyes; then
239 dnl clang++ pretends to be g++ 4.2.1; this is not useful
240 if test x$CLANG = xno; then
241 dnl Useful for global version info
242 gxx_version=`${CXX} -dumpversion`
243 CXX_VERSION="($gxx_version)"
246 if test "$ac_test_CXXFLAGS" = set; then
247 CXXFLAGS="$ac_save_CXXFLAGS"
251 if test x$enable_debug = xyes ; then
253 CXXFLAGS="-g $CXXFLAGS"
255 if test $build_type = gprof ; then
257 CXXFLAGS="-pg $CXXFLAGS"
258 LDFLAGS="-pg $LDFLAGS"
260 if test $build_type = profiling ; then
261 CFLAGS="$CFLAGS -fno-omit-frame-pointer"
262 CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
265 if test "$ac_env_CPPFLAGS_set" != set; then
266 if test x$enable_warnings = xyes ; then
269 CPPFLAGS="-W -Wall $CPPFLAGS"
272 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
278 3.1*) AM_CXXFLAGS="-finline-limit=500 ";;
279 3.2*|3.3*) AM_CXXFLAGS="";;
282 test $enable_pch = yes && lyx_pch_comp=yes
286 if test x$enable_stdlib_debug = xyes ; then
287 dnl FIXME: for clang/libc++, one should define _LIBCPP_DEBUG2=0
288 dnl See http://clang-developers.42468.n3.nabble.com/libc-debug-mode-td3336742.html
291 lyx_flags="$lyx_flags stdlib-debug"
292 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
293 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
297 if test x$enable_concept_checks = xyes ; then
300 lyx_flags="$lyx_flags concept-checks"
301 dnl FIXME check whether this makes sense with clang/libc++
302 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
305 lyx_flags="$lyx_flags concept-checks"
306 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
310 if test x$enable_cxx11 = xyes ; then
311 dnl FIXME: check what to do with clang (is anything needed at all?)
314 lyx_flags="$lyx_flags c++11-mode"
315 CXXFLAGS="-std=gnu++0x $CXXFLAGS"
318 lyx_flags="$lyx_flags c++11-mode"
319 CXXFLAGS="-std=gnu++11 $CXXFLAGS"
323 dnl FIXME: this should be conditional to the use of libstdc++
324 AC_DEFINE(STD_STRING_USES_COW, 1, [std::string uses copy-on-write])
326 test "$lyx_pch_comp" = yes && lyx_flags="$lyx_flags pch"
327 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
330 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
332 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
333 AC_MSG_CHECKING([whether to use included boost library])
334 AC_ARG_WITH(included-boost,
335 [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])],
336 [lyx_cv_with_included_boost=$withval],
337 [lyx_cv_with_included_boost=yes])
338 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
339 AC_MSG_RESULT([$lyx_cv_with_included_boost])
340 if test x$lyx_cv_with_included_boost = xyes ; then
341 BOOST_INCLUDES='-I$(top_srcdir)/boost'
342 BOOST_LIBS='$(top_builddir)/boost/liblyxboost.a'
347 AC_MSG_CHECKING([for multithreaded boost libraries])
348 LIBS="$save_LIBS -lboost_signals-mt -lm $LIBTHREAD"
350 [AC_LANG_PROGRAM([#include <boost/signal.hpp>],
351 [boost::signal<void ()> s;])],
352 [AC_MSG_RESULT([yes])
355 AC_MSG_CHECKING([for plain boost libraries])
356 LIBS="$save_LIBS -lboost_signals -lm"
358 [AC_LANG_PROGRAM([#include <boost/signal.hpp>],
359 [boost::signal<void ()> s;])],
360 [AC_MSG_RESULT([yes])
363 AC_MSG_ERROR([cannot find suitable boost library (do not use --without-included-boost)])
369 BOOST_LIBS="-lboost_regex${BOOST_MT} -lboost_signals${BOOST_MT}"
371 AC_SUBST(BOOST_INCLUDES)
376 dnl Usage: LYX_CHECK_CALLSTACK_PRINTING: define LYX_CALLSTACK_PRINTING if the
377 dnl necessary APIs are available to print callstacks.
378 AC_DEFUN([LYX_CHECK_CALLSTACK_PRINTING],
379 [AC_CACHE_CHECK([whether printing callstack is possible],
380 [lyx_cv_callstack_printing],
382 #include <execinfo.h>
386 size_t size = backtrace(array, 200);
387 backtrace_symbols(array, size);
389 abi::__cxa_demangle("abcd", 0, 0, &status);
391 [lyx_cv_callstack_printing=yes], [lyx_cv_callstack_printing=no])])
392 if test x"$lyx_cv_callstack_printing" = xyes; then
393 AC_DEFINE([LYX_CALLSTACK_PRINTING], 1,
394 [Define if callstack can be printed])
399 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
401 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
402 AC_MSG_CHECKING([whether to use included MyThes library])
403 AC_ARG_WITH(included-mythes,
404 [AC_HELP_STRING([--without-included-mythes], [do not use the MyThes lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
405 [lyx_cv_with_included_mythes=$withval],
406 [lyx_cv_with_included_mythes=yes])
407 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$lyx_cv_with_included_mythes = xyes)
408 AC_MSG_RESULT([$lyx_cv_with_included_mythes])
409 if test x$lyx_cv_with_included_mythes != xyes ; then
411 AC_CHECK_HEADER(mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes.hxx>"])
412 if test x$ac_cv_header_mythes_h != xyes; then
413 AC_CHECK_HEADER(mythes/mythes.hxx,[ac_cv_header_mythes_h=yes lyx_cv_mythes_h_location="<mythes/mythes.hxx>"])
415 AC_CHECK_LIB(mythes, main, [MYTHES_LIBS="-lmythes" lyx_mythes=yes], [lyx_mythes=no], [-lm])
416 if test x$lyx_mythes != xyes; then
417 AC_CHECK_LIB(mythes-1.2, main, [MYTHES_LIBS="-lmythes-1.2" lyx_mythes=yes], [lyx_mythes=no], [-lm])
420 if test x$lyx_mythes != xyes -o x$ac_cv_header_mythes_h != xyes; then
421 AC_MSG_ERROR([cannot find suitable MyThes library (do not use --without-included-mythes)])
423 AC_DEFINE(USE_EXTERNAL_MYTHES, 1, [Define as 1 to use an external MyThes library])
424 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$lyx_cv_mythes_h_location,[Location of mythes.hxx])
425 AC_SUBST(MYTHES_LIBS)
430 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
431 dnl [default-yes-value])
432 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
433 dnl resulting directory name in 'dir-var-name'.
434 AC_DEFUN([LYX_WITH_DIR],[
435 AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])])
436 AC_MSG_CHECKING([for $2])
437 if test -z "$with_$3"; then
438 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
440 test "x$with_$3" = xyes && with_$3=$5
443 AC_MSG_RESULT($lyx_cv_$3)])
446 dnl Usage: LYX_LOOP_DIR(value,action)
447 dnl Executes action for values of variable `dir' in `values'. `values' can
448 dnl use ":" as a separator.
449 AC_DEFUN([LYX_LOOP_DIR],[
450 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
451 for dir in `eval "echo $1"`; do
452 if test ! "$dir" = NONE; then
453 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
461 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
463 AC_DEFUN([LYX_ADD_LIB_DIR],[
465 if test "`(uname) 2>/dev/null`" = SunOS &&
466 uname -r | grep '^5' >/dev/null; then
467 if test $ac_cv_prog_gxx = yes ; then
468 $1="${$1} -Wl[,]-R$2"
475 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
477 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
479 ### Check for a headers existence and location iff it exists
480 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
481 ## It almost works. I've tried a few variations but they give errors
482 ## of one sort or other: bad substitution or file not found etc. The
483 ## actual header _is_ found though and the cache variable is set however
484 ## the reported setting (on screen) is equal to $ac_safe for some unknown
486 ## Additionally, autoheader can't figure out what to use as the name in
487 ## the config.h.in file so we need to write our own entries there -- one for
488 ## each header in the form PATH_HEADER_NAME_H
490 AC_DEFUN([LYX_PATH_HEADER],
491 [ AC_CHECK_HEADER($1,[
492 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
493 ### the only remaining problem is getting the second parameter to this
494 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
495 ### of $ac_safe being printed.
496 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
497 [ cat > conftest.$ac_ext <<EOF
498 #line __oline__ "configure"
499 #include "confdefs.h"
503 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
504 grep $1 2>/dev/null | \
505 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
506 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
508 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
510 ### end of LYX_PATH_HEADER
512 ## Check what kind of packaging should be used at install time.
513 ## The default is autodetected.
514 AC_DEFUN([LYX_USE_PACKAGING],
515 [AC_MSG_CHECKING([what packaging should be used])
516 AC_ARG_WITH(packaging,
517 [AC_HELP_STRING([--with-packaging=THIS], [use THIS packaging for installation:
518 Possible values: posix, windows, macosx])],
519 [lyx_use_packaging="$withval"], [
521 *-apple-darwin*) lyx_use_packaging=macosx ;;
522 *-pc-mingw32*) lyx_use_packaging=windows;;
523 *) lyx_use_packaging=posix;;
525 AC_MSG_RESULT($lyx_use_packaging)
526 lyx_install_posix=false
527 lyx_install_macosx=false
528 lyx_install_cygwin=false
529 lyx_install_windows=false
530 case $lyx_use_packaging in
531 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
532 PACKAGE=LyX${version_suffix}
533 default_prefix="/Applications/${PACKAGE}.app"
534 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
535 bindir='${prefix}/Contents/MacOS'
536 libdir='${prefix}/Contents/Resources'
537 datarootdir='${prefix}/Contents/Resources'
538 pkgdatadir='${datadir}'
539 mandir='${datadir}/man'
540 lyx_install_macosx=true ;;
541 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
542 PACKAGE=LyX${version_suffix}
543 default_prefix="C:/Program Files/${PACKAGE}"
544 bindir='${prefix}/bin'
545 libdir='${prefix}/Resources'
546 datarootdir='${prefix}/Resources'
547 pkgdatadir='${datadir}'
548 mandir='${prefix}/Resources/man'
549 lyx_install_windows=true ;;
550 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
551 PACKAGE=lyx${version_suffix}
552 program_suffix=$version_suffix
553 pkgdatadir='${datadir}/${PACKAGE}'
554 default_prefix=$ac_default_prefix
556 *cygwin*) lyx_install_cygwin=true ;;
557 *apple-darwin*) lyx_install_macosx=true ;;
559 lyx_install_posix=true ;;
560 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
562 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
563 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
564 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
565 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
567 AC_SUBST(program_suffix)
571 ## ------------------------------------------------------------------------
572 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
573 ## one or two arguments.
575 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
576 ## ------------------------------------------------------------------------
578 AC_DEFUN([AC_FUNC_MKDIR],
579 [AC_CHECK_FUNCS([mkdir _mkdir])
580 AC_CACHE_CHECK([whether mkdir takes one argument],
581 [ac_cv_mkdir_takes_one_arg],
583 #include <sys/stat.h>
588 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
589 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
590 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
591 [Define if mkdir takes only one argument.])
596 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
597 dnl (which may be a relative path, and need not refer to any existing
600 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
601 dnl native Win32 path name, (but with slashes, not backslashes).
603 dnl On any other system, it is simply the result which would be obtained
604 dnl if PATHNAME represented an existing directory, and the pwd command was
605 dnl executed in that directory.
606 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
608 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
609 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
610 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
612 ac_dir=`AS_DIRNAME(["$ac_dir"])`
614 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
615 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
616 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
620 dnl this is used by the macro blow to general a proper config.h.in entry
621 m4_define([LYX_AH_CHECK_DECL],
622 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
623 [Define if you have the prototype for function `$1'])])
625 dnl Check things are declared in headers to avoid errors or warnings.
626 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
627 dnl Defines HAVE_DECL_{FUNCTION}
628 AC_DEFUN([LYX_CHECK_DECL],
629 [LYX_AH_CHECK_DECL($1)
632 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
633 AC_EGREP_HEADER($1, $ac_header,
635 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
640 dnl this is used by the macro below to generate a proper config.h.in entry
641 m4_define([LYX_AH_CHECK_DEF],
642 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
643 [Define to 1 if `$1' is defined in `$2'])])
645 dnl Check whether name is defined in header by using it in codesnippet.
646 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
647 dnl Defines HAVE_DEF_{NAME}
648 AC_DEFUN([LYX_CHECK_DEF],
649 [LYX_AH_CHECK_DEF($1, $2)
650 AC_MSG_CHECKING([whether $1 is defined by header $2])
651 AC_TRY_COMPILE([#include <$2>], [$3],
652 lyx_have_def_name=yes,
653 lyx_have_def_name=no)
654 AC_MSG_RESULT($lyx_have_def_name)
655 if test "x$lyx_have_def_name" = xyes; then
656 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
660 dnl Extract the single digits from PACKAGE_VERSION and make them available.
661 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
662 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
663 AC_DEFUN([LYX_SET_VERSION_INFO],
664 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
665 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
666 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
667 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
668 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
669 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
670 test "x$lyx_patch" = "x" && lyx_patch=0
671 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
672 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
673 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
674 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
675 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
676 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
677 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
678 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")
681 # AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
682 # ---------------------------------------------------------------------------
683 # Copied from autoconf 2.68, added a check that python version is < 3.0
684 # Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION.
685 # Run ACTION-IF-FALSE otherwise.
686 # This test uses sys.hexversion instead of the string equivalent (first
687 # word of sys.version), in order to cope with versions such as 2.2c1.
688 # This supports Python 2.0 or higher. (2.0 was released on October 16, 2000).
689 AC_DEFUN([AM_PYTHON_CHECK_VERSION],
691 # split strings by '.' and convert to numeric. Append some zeros
692 # because we need at least 4 digits for the hex conversion.
693 # map returns an iterator in Python 3.0 and a list in 2.x
694 minver = list(map(int, '$2'.split('.'))) + [[0, 0, 0]]
696 maxverhex = 50331648 # = 3.0.0.0
697 # xrange is not present in Python 3.0 and range returns an iterator
698 for i in list(range(0, 4)): minverhex = (minverhex << 8) + minver[[i]]
699 sys.exit(sys.hexversion < minverhex or sys.hexversion >= maxverhex)"
700 AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])