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)
6 dnl Compute the default build type from AC_PACKAGE_VERSION at autoconf time.
7 m4_define([LYX_BUILD_TYPE], [m4_bmatch(AC_PACKAGE_VERSION,
9 [pre\|alpha\|beta\|rc], [prerelease],
13 dnl Usage LYX_CHECK_VERSION Displays version of LyX being built and
14 dnl sets variable "build_type"
15 AC_DEFUN([LYX_CHECK_VERSION],[
16 echo "configuring LyX version" AC_PACKAGE_VERSION
18 AC_MSG_CHECKING([for build type])
21 AC_ARG_ENABLE(build-type,
22 AC_HELP_STRING([--enable-build-type=STR],[set build type to rel(ease), pre(release), dev(elopment), prof(iling), or gprof (default: LYX_BUILD_TYPE)]),
24 dev*) build_type=development;;
25 pre*) build_type=prerelease;;
26 prof*) build_type=profiling;;
27 gprof*) build_type=gprof;;
28 rel*) build_type=release;;
29 *) AC_MSG_ERROR([bad build type specification \"$enableval\". Please use one of rel(ease), pre(release), dev(elopment), prof(iling), or gprof]);;
31 [build_type=LYX_BUILD_TYPE])
32 AC_MSG_RESULT([$build_type])
33 lyx_flags="$lyx_flags build=$build_type"
35 development) lyx_devel_version=yes
36 LYX_DATE="not released yet" ;;
37 prerelease) lyx_prerelease=yes ;;
40 AC_SUBST(lyx_devel_version)
44 dnl Define the option to set a LyX version on installed executables and directories
47 AC_DEFUN([LYX_VERSION_SUFFIX],[
48 AC_MSG_CHECKING([for version suffix])
49 dnl We need the literal double quotes in the rpm spec file
50 RPM_VERSION_SUFFIX='""'
51 AC_ARG_WITH(version-suffix,
52 [AC_HELP_STRING([--with-version-suffix@<:@=STR@:>@], install lyx files as lyxSTR (default STR: -AC_PACKAGE_VERSION))],
53 [if test "x$withval" = "xyes";
55 withval="-"AC_PACKAGE_VERSION
56 ac_configure_args=`echo "$ac_configure_args" | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
58 AC_SUBST(version_suffix,$withval)
59 RPM_VERSION_SUFFIX="--with-version-suffix=$withval"])
60 AC_SUBST(RPM_VERSION_SUFFIX)
61 AC_SUBST(program_base_name,"lyx")
62 AC_MSG_RESULT([$withval])
66 dnl Check whether to configure for Qt4 or Qt5. Default is Qt5.
68 AC_DEFUN([LYX_CHECK_QT5],[
69 AC_MSG_CHECKING([whether Qt5 is disabled])
71 [AC_HELP_STRING([--disable-qt5],[do not use Qt5 for building])],
72 USE_QT5=$enableval, USE_QT5=yes)
73 if test x$USE_QT5 != xno ; then
82 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
83 dnl flag lyx_warning to yes.
84 AC_DEFUN([LYX_WARNING],[
85 lyx_warning_txt="$lyx_warning_txt
91 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
92 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
93 AC_DEFUN([LYX_LIB_ERROR],[
94 AC_MSG_ERROR([cannot find $1. Please check that the $2 library
95 is correctly installed on your system.])])
98 dnl Usage: LYX_CHECK_WARNINGS Displays a warning message if a LYX_WARNING
99 dnl has occurred previously.
100 AC_DEFUN([LYX_CHECK_WARNINGS],[
101 if test x$lyx_warning = xyes; then
103 === The following minor problems have been detected by configure.
104 === Please check the messages below before running 'make'.
105 === (see the section 'Problems' in the INSTALL file)
112 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
114 define(LYX_SEARCH_PROG,[dnl
115 for ac_prog in $2 ; do
116 # Extract the first word of "$ac_prog", so it can be a program name with args.
117 set dummy $ac_prog ; ac_word=$[2]
118 if test -z "[$]$1"; then
119 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
120 for ac_dir in $PATH; do
121 test -z "$ac_dir" && ac_dir=.
122 if test -f [$ac_dir/$ac_word]; then
130 if test -n "[$]$1"; then
136 test -n "[$]$1" && break
141 dnl Usage: LYX_PROG_CLANG: set CLANG to yes if the compiler is clang.
142 AC_DEFUN([LYX_PROG_CLANG],
143 [AC_CACHE_CHECK([whether the compiler is clang],
145 [AC_TRY_COMPILE([], [
150 [lyx_cv_prog_clang=yes ; CLANG=yes], [lyx_cv_prog_clang=no ; CLANG=no])])
151 if test $CLANG = yes ; then
152 AC_CACHE_CHECK([for clang version],
153 [lyx_cv_clang_version],
155 AC_COMPUTE_INT(clang_major,__clang_major__,,[clang_noversion_=yes])
156 AC_COMPUTE_INT(clang_minor,__clang_minor__,,[clang_noversion_=yes])
157 AC_COMPUTE_INT(clang_patchlevel,__clang_patchlevel__,,[clang_noversion_=yes])
158 if test $clang_noversion = yes ; then
159 clang_version=unknown
161 clang_version=$clang_major.$clang_minor.$clang_patchlevel
163 lyx_cv_clang_version=$clang_version])
168 dnl Usage: LYX_CXX_CXX11_FLAGS: add to AM_CXXFLAGS the best flag that
169 selects C++11 mode; gives an error when C++11 mode is not found.
170 AC_DEFUN([LYX_CXX_CXX11_FLAGS],
171 [AC_CACHE_CHECK([for at least C++11 mode], [lyx_cv_cxx11_flags],
172 [lyx_cv_cxx11_flags=none
173 for flag in -std=c++14 -std=c++11 "" -std=gnu++14 -std=gnu++11 ; do
174 save_CPPFLAGS=$CPPFLAGS
175 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
176 save_CXXFLAGS=$CXXFLAGS
177 CXXFLAGS="$flag $AM_CXXFLAGS $CXXFLAGS"
178 dnl sample openmp source code to test
180 template <typename T>
183 static_assert(sizeof(int) <= sizeof(T), "not big enough");
186 typedef check<check<bool>> right_angle_brackets;
191 TestDeleted() = delete;
198 typedef check<int> check_type;
200 check_type&& cr = static_cast<check_type&&>(c);
203 [lyx_cv_cxx11_flags=$flag; break])
204 CXXFLAGS=$save_CXXFLAGS
205 CPPFLAGS=$save_CPPFLAGS
207 if test $lyx_cv_cxx11_flags = none ; then
208 AC_ERROR([Cannot find suitable C++11 mode for compiler $CXX])
210 AM_CXXFLAGS="$lyx_cv_cxx11_flags $AM_CXXFLAGS"
214 dnl Usage: LYX_CXX_USE_REGEX
215 dnl decide whether we want to use std::regex and set the
216 dnl LYX_USE_STD_REGEX macro and conditional accordingly.
217 AC_DEFUN([LYX_CXX_USE_REGEX],
218 [AC_ARG_ENABLE(std-regex,
219 AC_HELP_STRING([--enable-std-regex],[use std::regex instead of boost::regex (default is autodetected)]),
220 [lyx_std_regex=$enableval],
221 [AC_MSG_CHECKING([for correct regex implementation])
222 save_CPPFLAGS=$CPPFLAGS
223 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
224 save_CXXFLAGS=$CXXFLAGS
225 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
226 # The following code snippet has been taken taken from example in
227 # http://stackoverflow.com/questions/8561850/compile-stdregex-iterator-with-gcc
235 typedef std::regex_iterator<const char *> Myiter;
237 const char *pat = "axayaz";
238 Myiter::regex_type rx("a");
239 Myiter next(pat, pat + strlen(pat), rx);
241 ], [lyx_std_regex=yes], [lyx_std_regex=no])
242 CXXFLAGS=$save_CXXFLAGS
243 CPPFLAGS=$save_CPPFLAGS
244 AC_MSG_RESULT([$lyx_std_regex])
247 if test $lyx_std_regex = yes ; then
248 lyx_flags="$lyx_flags std-regex"
249 AC_DEFINE([LYX_USE_STD_REGEX], 1, [define to 1 if std::regex should be preferred to boost::regex])
251 AM_CONDITIONAL([LYX_USE_STD_REGEX], test $lyx_std_regex = yes)
255 dnl Usage: LYX_CXX_USE_CALL_ONCE
256 dnl check whether we can use std::call_once and set the
257 dnl LYX_USE_STD_CALL_ONCE macro and conditional accordingly.
258 AC_DEFUN([LYX_CXX_USE_CALL_ONCE],
259 [AC_MSG_CHECKING([for std::call_once availability])
260 save_CPPFLAGS=$CPPFLAGS
261 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
262 save_CXXFLAGS=$CXXFLAGS
263 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
267 static std::once_flag flag;
269 std::call_once(flag, [](){ return; });
270 ], [lyx_std_call_once=yes], [lyx_std_call_once=no])
271 CXXFLAGS=$save_CXXFLAGS
272 CPPFLAGS=$save_CPPFLAGS
273 AC_MSG_RESULT([$lyx_std_call_once])
275 if test $lyx_std_call_once = yes ; then
276 AC_DEFINE([LYX_USE_STD_CALL_ONCE], 1, [define to 1 if std::call_once is supported by the compiler])
278 AM_CONDITIONAL([LYX_USE_STD_CALL_ONCE], test $lyx_std_call_once = yes)
282 dnl Usage: LYX_LIB_STDCXX: set lyx_cv_lib_stdcxx to yes if the STL library is libstdc++.
283 AC_DEFUN([LYX_LIB_STDCXX],
284 [AC_CACHE_CHECK([whether STL is libstdc++],
286 [AC_TRY_COMPILE([#include<vector>], [
287 #if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
288 this is not libstdc++
291 [lyx_cv_lib_stdcxx=yes], [lyx_cv_lib_stdcxx=no])])
295 dnl Usage: LYX_LIB_STDCXX_CXX11_ABI: set lyx_cv_lib_stdcxx_cxx11_abi to yes
296 dnl if the STL library is GNU libstdc++ and the C++11 ABI is used.
297 AC_DEFUN([LYX_LIB_STDCXX_CXX11_ABI],
298 [AC_CACHE_CHECK([whether STL is libstdc++ using the C++11 ABI],
299 [lyx_cv_lib_stdcxx_cxx11_abi],
300 [AC_TRY_COMPILE([#include<vector>], [
301 #if ! defined(_GLIBCXX_USE_CXX11_ABI) || ! _GLIBCXX_USE_CXX11_ABI
302 this is not libstdc++ using the C++11 ABI
305 [lyx_cv_lib_stdcxx_cxx11_abi=yes], [lyx_cv_lib_stdcxx_cxx11_abi=no])])
309 AC_DEFUN([LYX_PROG_CXX],
310 [AC_REQUIRE([AC_PROG_CXX])
311 AC_REQUIRE([AC_PROG_CXXCPP])
317 LYX_LIB_STDCXX_CXX11_ABI
319 LYX_CXX_USE_CALL_ONCE
322 if test $lyx_cv_lib_stdcxx = "yes" ; then
323 if test $lyx_cv_lib_stdcxx_cxx11_abi = "yes" ; then
324 AC_DEFINE(USE_GLIBCXX_CXX11_ABI, 1, [use GNU libstdc++ with C++11 ABI])
326 AC_DEFINE(STD_STRING_USES_COW, 1, [std::string uses copy-on-write])
329 if test $lyx_cv_prog_clang = "yes" ; then
330 AC_DEFINE(USE_LLVM_LIBCPP, 1, [use libc++ provided by llvm instead of GNU libstdc++])
334 ### We might want to get or shut warnings.
335 AC_ARG_ENABLE(warnings,
336 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
337 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
342 if test x$enable_warnings = xyes ; then
343 lyx_flags="$lyx_flags warnings"
346 ### We might want to disable debug
348 AC_HELP_STRING([--enable-debug],[enable debug information]),,
349 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
352 AC_ARG_ENABLE(stdlib-debug,
353 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
354 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
355 [enable_stdlib_debug=no])]
358 ### set up optimization
359 AC_ARG_ENABLE(optimization,
360 AC_HELP_STRING([--enable-optimization@<:@=ARG@:>@],[enable compiler optimisation]),,
361 enable_optimization=yes;)
362 case $enable_optimization in
364 if test $lyx_devel_version = yes ; then
370 *) lyx_optim=${enable_optimization};;
373 AC_ARG_ENABLE(assertions,
374 AC_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
375 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
376 [enable_assertions=no])]
378 if test "x$enable_assertions" = xyes ; then
379 lyx_flags="$lyx_flags assertions"
380 AC_DEFINE(ENABLE_ASSERTIONS,1,
381 [Define if you want assertions to be enabled in the code])
384 # set the compiler options correctly.
385 if test x$GXX = xyes; then
386 dnl clang++ pretends to be g++ 4.2.1; this is not useful
387 if test x$CLANG = xno; then
388 dnl Useful for global version info
389 gxx_version=`${CXX} -dumpversion`
390 CXX_VERSION="($gxx_version)"
392 gxx_version=clang-$clang_version
393 CXX_VERSION="($clang_version)"
396 AM_CXXFLAGS="$lyx_optim $AM_CXXFLAGS"
397 if test x$enable_debug = xyes ; then
398 AM_CXXFLAGS="-g $AM_CXXFLAGS"
400 if test $build_type = gprof ; then
401 AM_CXXFLAGS="$AM_CXXFLAGS -pg"
402 AM_LDFLAGS="$AM_LDFLAGS -pg"
404 if test $build_type = profiling ; then
405 AM_CXXFLAGS="$AM_CXXFLAGS -fno-omit-frame-pointer"
408 if test x$USE_QT5 = xyes ; then
409 AS_CASE([$host], [*mingw*|*cygwin*], [], [AM_CXXFLAGS="-fPIC $AM_CXXFLAGS"])
411 dnl Warnings are for preprocessor too
412 if test x$enable_warnings = xyes ; then
413 AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra"
416 2.*|3.*|4.@<:@0-6@:>@) AC_ERROR([gcc >= 4.7 is required]);;
418 if test x$enable_stdlib_debug = xyes ; then
419 dnl FIXME: for clang/libc++, one should define _LIBCPP_DEBUG2=0
420 dnl See http://clang-developers.42468.n3.nabble.com/libc-debug-mode-td3336742.html
423 lyx_flags="$lyx_flags stdlib-debug"
424 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
425 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
426 AC_SUBST(STDLIB_DEBUG, "-D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC")
432 # Some additional flags may be needed
433 if test x$GXX = xyes; then
435 clang-3.0*|clang-3.1*|clang-3.2*|clang-3.3*)
436 dnl boost contains pragmas that are annoying on older clang versions
437 AM_CPPFLAGS="-Wno-unknown-pragmas $AM_CPPFLAGS";;
439 dnl the more recent versions support the deprecated-register warning,
440 dnl which is very annoying with Qt4.x right now.
441 AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-register";;
446 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
448 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
449 AC_MSG_CHECKING([whether to use included boost library])
450 AC_ARG_WITH(included-boost,
451 [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])],
452 [lyx_cv_with_included_boost=$withval],
453 [lyx_cv_with_included_boost=yes])
454 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
455 AC_MSG_RESULT([$lyx_cv_with_included_boost])
456 if test x$lyx_cv_with_included_boost = xyes ; then
457 lyx_included_libs="$lyx_included_libs boost"
458 BOOST_INCLUDES='-I$(top_srcdir)/3rdparty/boost'
459 if test $lyx_std_regex = yes ; then
462 BOOST_LIBS='$(top_builddir)/3rdparty/boost/liblyxboost.a'
466 if test $lyx_std_regex = yes ; then
472 AC_MSG_CHECKING([for multithreaded boost libraries])
473 LIBS="$save_LIBS -lboost_regex-mt $LIBTHREAD"
475 [AC_LANG_PROGRAM([#include <boost/regex.hpp>],
476 [boost::regex reg;])],
477 [AC_MSG_RESULT([yes])
480 AC_MSG_CHECKING([for plain boost libraries])
481 LIBS="$save_LIBS -lboost_regex"
483 [AC_LANG_PROGRAM([#include <boost/regex.hpp>],
484 [boost::regex reg;])],
485 [AC_MSG_RESULT([yes])
488 AC_MSG_ERROR([cannot find suitable boost library (do not use --without-included-boost)])
494 dnl In general, system boost libraries are incompatible with
495 dnl the use of stdlib-debug in libstdc++. See ticket #9736 for
497 if test $enable_stdlib_debug = "yes" ; then
498 LYX_WARNING([Compiling LyX with stdlib-debug and system boost libraries may lead to
499 crashes. Consider using --disable-stdlib-debug or removing
500 --without-included-boost.])
503 BOOST_LIBS="-lboost_regex${BOOST_MT}"
506 AC_SUBST(BOOST_INCLUDES)
511 dnl Usage: LYX_USE_INCLUDED_ICONV : select if the included iconv should
513 AC_DEFUN([LYX_USE_INCLUDED_ICONV],[
514 AC_MSG_CHECKING([whether to use included iconv library])
515 AC_ARG_WITH(included-iconv,
516 [AC_HELP_STRING([--with-included-iconv], [use the iconv lib supplied with LyX instead of the system one])],
517 [lyx_cv_with_included_iconv=$withval],
518 [lyx_cv_with_included_iconv=no])
519 AM_CONDITIONAL(USE_INCLUDED_ICONV, test x$lyx_cv_with_included_iconv = xyes)
520 AC_MSG_RESULT([$lyx_cv_with_included_iconv])
521 if test x$lyx_cv_with_included_iconv = xyes ; then
522 lyx_included_libs="$lyx_included_libs iconv"
524 dnl Some bits from libiconv configure.ac to avoid a nested configure call:
527 AC_CHECK_FUNCS([getc_unlocked mbrtowc wcrtomb mbsinit setlocale])
528 dnl Ymbstate_t is used if HAVE_WCRTOMB || HAVE_MBRTOWC, see 3rdparty/libiconv/1.14/lib/loop_wchar.h.
529 if test $ac_cv_func_wcrtomb = yes || test $ac_cv_func_mbrtowc = yes; then
534 AC_SUBST([USE_MBSTATE_T])
535 AC_CACHE_CHECK([whether <wchar.h> is standalone],
536 [gl_cv_header_wchar_h_standalone],
542 [gl_cv_header_wchar_h_standalone=yes],
543 [gl_cv_header_wchar_h_standalone=no])])
544 if test $gl_cv_header_wchar_h_standalone = yes; then
549 AC_SUBST([BROKEN_WCHAR_H])
550 dnl we want const correctness
551 AC_DEFINE_UNQUOTED([ICONV_CONST], [const],
552 [Define as const if the declaration of iconv() needs const.])
554 AC_SUBST([ICONV_CONST])
555 dnl we build a static lib
557 AC_SUBST([DLL_VARIABLE])
558 ICONV_INCLUDES='-I$(top_srcdir)/3rdparty/libiconv/1.14 -I$(top_builddir)/3rdparty/libiconv'
559 ICONV_LIBS='\$(top_builddir)/3rdparty/libiconv/liblyxiconv.a'
560 ICONV_ICONV_H_IN=3rdparty/libiconv/iconv.h:3rdparty/libiconv/1.14/include/iconv.h.in
564 if test "$am_cv_func_iconv" = no; then
565 AC_MSG_ERROR([cannot find required library iconv.])
567 ICONV_LIBS="$LIBICONV"
571 AC_SUBST(ICONV_INCLUDES)
573 AC_SUBST(ICONV_ICONV_H_IN)
577 dnl Usage: LYX_USE_INCLUDED_ZLIB : select if the included zlib should
579 AC_DEFUN([LYX_USE_INCLUDED_ZLIB],[
580 AC_MSG_CHECKING([whether to use included zlib library])
581 AC_ARG_WITH(included-zlib,
582 [AC_HELP_STRING([--with-included-zlib], [use the zlib lib supplied with LyX instead of the system one])],
583 [lyx_cv_with_included_zlib=$withval],
584 [lyx_cv_with_included_zlib=no])
585 AM_CONDITIONAL(USE_INCLUDED_ZLIB, test x$lyx_cv_with_included_zlib = xyes)
586 AC_MSG_RESULT([$lyx_cv_with_included_zlib])
587 if test x$lyx_cv_with_included_zlib = xyes ; then
588 lyx_included_libs="$lyx_included_libs zlib"
589 ZLIB_INCLUDES='-I$(top_srcdir)/3rdparty/zlib/1.2.8 -I$(top_builddir)/3rdparty/zlib'
590 ZLIB_LIBS='$(top_builddir)/3rdparty/zlib/liblyxzlib.a'
591 mkdir -p 3rdparty/zlib
592 dnl include standard config.h for HAVE_UNISTD_H
593 echo "#include <../../config.h>" > 3rdparty/zlib/zconf.h
594 dnl prevent clash with system zlib that might be dragged in by other libs
595 echo "#define Z_PREFIX 1" >> 3rdparty/zlib/zconf.h
596 cat "${srcdir}/3rdparty/zlib/1.2.8/zconf.h.in" >> 3rdparty/zlib/zconf.h
599 AC_CHECK_HEADERS(zlib.h,
600 [AC_CHECK_LIB(z, gzopen, [ZLIB_LIBS="-lz"], LYX_LIB_ERROR(libz,zlib))],
601 [LYX_LIB_ERROR(zlib.h,zlib)])
603 AC_SUBST(ZLIB_INCLUDES)
608 dnl Usage: LYX_CHECK_CALLSTACK_PRINTING: define LYX_CALLSTACK_PRINTING if the
609 dnl necessary APIs are available to print callstacks.
610 AC_DEFUN([LYX_CHECK_CALLSTACK_PRINTING],
611 [AC_ARG_ENABLE([callstack-printing],
612 [AC_HELP_STRING([--disable-callstack-printing],[do not print a callstack when crashing])],
613 lyx_cv_callstack_printing=$enableval, lyx_cv_callstack_printing=yes)
615 if test x"$lyx_cv_callstack_printing" = xyes; then
616 AC_CACHE_CHECK([whether printing callstack is possible],
617 [lyx_cv_callstack_printing],
619 #include <execinfo.h>
623 size_t size = backtrace(array, 200);
624 backtrace_symbols(array, size);
626 abi::__cxa_demangle("abcd", 0, 0, &status);
627 ],, [lyx_cv_callstack_printing=no])])
629 if test x"$lyx_cv_callstack_printing" = xyes; then
630 AC_DEFINE([LYX_CALLSTACK_PRINTING], 1,
631 [Define if callstack can be printed])
632 lyx_flags="$lyx_flags callback-printing"
633 AM_LDFLAGS="${AM_LDFLAGS} -rdynamic"
638 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
640 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
641 AC_ARG_WITH(included-mythes,
642 [AC_HELP_STRING([--with-included-mythes], [force to use the MyThes lib supplied with LyX])],
643 [use_included_mythes=$withval],
644 [use_included_mythes=no])
645 if test x$use_included_mythes != xyes ; then
647 use_included_mythes=yes
648 AC_CHECK_HEADERS([mythes.hxx mythes/mythes.hxx],
649 [mythes_h_location="<$ac_header>"
651 AC_MSG_CHECKING([checking for MyThes library])
652 for ac_lib in mythes mythes-1.2 ; do
653 LIBS="-l$ac_lib $save_LIBS"
655 [AC_LANG_PROGRAM([#include <cstdio>]
656 [#include $mythes_h_location], [MyThes dummy("idx","dat")])],
657 [MYTHES_LIBS=-l$ac_lib
658 AC_MSG_RESULT([$MYTHES_LIBS])
659 use_included_mythes=no])
661 if test $use_included_mythes != no ; then
662 AC_MSG_RESULT([not found])
667 if test $use_included_mythes = yes ; then
668 mythes_h_location="<mythes.hxx>"
669 MYTHES_INCLUDES='-I$(top_srcdir)/3rdparty/mythes/1.2.5/'
670 MYTHES_LIBS='$(top_builddir)/3rdparty/mythes/liblyxmythes.a'
671 lyx_included_libs="$lyx_included_libs mythes"
673 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$use_included_mythes = xyes)
674 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$mythes_h_location,[Location of mythes.hxx])
675 AC_SUBST(MYTHES_INCLUDES)
676 AC_SUBST(MYTHES_LIBS)
677 AC_MSG_CHECKING([whether to use included MyThes library])
678 AC_MSG_RESULT([$use_included_mythes])
682 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
683 dnl [default-yes-value])
684 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
685 dnl resulting directory name in 'dir-var-name'.
686 AC_DEFUN([LYX_WITH_DIR],[
687 AC_ARG_WITH($1,[AC_HELP_STRING([--with-$1],[specify $2])])
688 AC_MSG_CHECKING([for $2])
689 if test -z "$with_$3"; then
690 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
692 test "x$with_$3" = xyes && with_$3=$5
695 AC_MSG_RESULT($lyx_cv_$3)
699 dnl Usage: LYX_LOOP_DIR(value,action)
700 dnl Executes action for values of variable `dir' in `values'. `values' can
701 dnl use ":" as a separator.
702 AC_DEFUN([LYX_LOOP_DIR],[
703 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
704 for dir in `eval "echo $1"`; do
705 if test ! "$dir" = NONE; then
706 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
714 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
716 AC_DEFUN([LYX_ADD_LIB_DIR],[
718 if test "`(uname) 2>/dev/null`" = SunOS &&
719 uname -r | grep '^5' >/dev/null; then
720 if test $ac_cv_prog_gxx = yes ; then
721 $1="${$1} -Wl[,]-R$2"
728 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
730 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
732 ### Check for a headers existence and location iff it exists
733 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
734 ## It almost works. I've tried a few variations but they give errors
735 ## of one sort or other: bad substitution or file not found etc. The
736 ## actual header _is_ found though and the cache variable is set however
737 ## the reported setting (on screen) is equal to $ac_safe for some unknown
739 ## Additionally, autoheader can't figure out what to use as the name in
740 ## the config.h.in file so we need to write our own entries there -- one for
741 ## each header in the form PATH_HEADER_NAME_H
743 AC_DEFUN([LYX_PATH_HEADER],
744 [ AC_CHECK_HEADER($1,[
745 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
746 ### the only remaining problem is getting the second parameter to this
747 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
748 ### of $ac_safe being printed.
749 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
750 [ cat > conftest.$ac_ext <<EOF
751 #line __oline__ "configure"
752 #include "confdefs.h"
756 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
757 grep $1 2>/dev/null | \
758 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
759 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
761 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
763 ### end of LYX_PATH_HEADER
765 ## Check what kind of packaging should be used at install time.
766 ## The default is autodetected.
767 AC_DEFUN([LYX_USE_PACKAGING],
768 [AC_MSG_CHECKING([what packaging should be used])
769 AC_ARG_WITH(packaging,
770 [AC_HELP_STRING([--with-packaging=STR], [set packaging for installation among:
771 posix, windows, macosx, haiku (default is autodetected)])],
772 [lyx_use_packaging="$withval"], [
774 *-apple-darwin*) lyx_use_packaging=macosx ;;
775 *-pc-mingw*) lyx_use_packaging=windows ;;
776 *-mingw32*) lyx_use_packaging=windows ;;
777 *haiku*) lyx_use_packaging=haiku ;;
778 *) lyx_use_packaging=posix ;;
780 AC_MSG_RESULT($lyx_use_packaging)
781 lyx_install_posix=false
782 lyx_install_macosx=false
783 lyx_install_cygwin=false
784 lyx_install_windows=false
785 case $lyx_use_packaging in
786 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
787 PACKAGE=LyX${version_suffix}
788 default_prefix="/Applications/${PACKAGE}.app"
789 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
790 bindir='${prefix}/Contents/MacOS'
791 libdir='${prefix}/Contents/Resources'
792 datarootdir='${prefix}/Contents/Resources'
793 pkgdatadir='${datadir}'
794 mandir='${datadir}/man'
795 lyx_install_macosx=true ;;
796 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
797 PACKAGE=LyX${version_suffix}
798 default_prefix="C:/Program Files/${PACKAGE}"
799 bindir='${prefix}/bin'
800 libdir='${prefix}/Resources'
801 datarootdir='${prefix}/Resources'
802 pkgdatadir='${datadir}'
803 mandir='${prefix}/Resources/man'
804 lyx_install_windows=true ;;
805 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
806 PACKAGE=lyx${version_suffix}
807 program_suffix=$version_suffix
808 pkgdatadir='${datadir}/${PACKAGE}'
809 default_prefix=$ac_default_prefix
811 *cygwin*) lyx_install_cygwin=true ;;
812 *apple-darwin*) lyx_install_macosx=true ;;
814 lyx_install_posix=true ;;
815 haiku) AC_DEFINE(USE_HAIKU_PACKAGING, 1, [Define to 1 if LyX should use a Haiku-style file layout])
816 PACKAGE=lyx${version_suffix}
817 program_suffix=$version_suffix
818 pkgdatadir='${datadir}/${PACKAGE}'
819 default_prefix=$ac_default_prefix
820 lyx_install_posix=true ;;
821 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
823 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
824 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
825 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
826 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
828 AC_SUBST(program_suffix)
832 ## ------------------------------------------------------------------------
833 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
834 ## one or two arguments.
836 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
837 ## ------------------------------------------------------------------------
839 AC_DEFUN([AC_FUNC_MKDIR],
840 [AC_CHECK_FUNCS([mkdir _mkdir])
841 AC_CACHE_CHECK([whether mkdir takes one argument],
842 [ac_cv_mkdir_takes_one_arg],
844 #include <sys/stat.h>
849 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
850 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
851 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
852 [Define if mkdir takes only one argument.])
857 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
858 dnl (which may be a relative path, and need not refer to any existing
861 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
862 dnl native Win32 path name, (but with slashes, not backslashes).
864 dnl On any other system, it is simply the result which would be obtained
865 dnl if PATHNAME represented an existing directory, and the pwd command was
866 dnl executed in that directory.
867 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
869 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
870 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
871 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
873 ac_dir=`AS_DIRNAME(["$ac_dir"])`
875 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
876 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
877 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
881 dnl this is used by the macro blow to general a proper config.h.in entry
882 m4_define([LYX_AH_CHECK_DECL],
883 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
884 [Define if you have the prototype for function `$1'])])
886 dnl Check things are declared in headers to avoid errors or warnings.
887 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
888 dnl Defines HAVE_DECL_{FUNCTION}
889 AC_DEFUN([LYX_CHECK_DECL],
890 [LYX_AH_CHECK_DECL($1)
893 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
894 AC_EGREP_HEADER($1, $ac_header,
896 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
901 dnl this is used by the macro below to generate a proper config.h.in entry
902 m4_define([LYX_AH_CHECK_DEF],
903 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
904 [Define to 1 if `$1' is defined in `$2'])])
906 dnl Check whether name is defined in header by using it in codesnippet.
907 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
908 dnl Defines HAVE_DEF_{NAME}
909 AC_DEFUN([LYX_CHECK_DEF],
910 [LYX_AH_CHECK_DEF($1, $2)
911 AC_MSG_CHECKING([whether $1 is defined by header $2])
912 save_CPPFLAGS=$CPPFLAGS
913 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
914 save_CXXFLAGS=$CXXFLAGS
915 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
917 AC_TRY_COMPILE([#include <$2>], [$3],
918 lyx_have_def_name=yes,
919 lyx_have_def_name=no)
921 CXXFLAGS=$save_CXXFLAGS
922 CPPFLAGS=$save_CPPFLAGS
923 AC_MSG_RESULT($lyx_have_def_name)
924 if test "x$lyx_have_def_name" = xyes; then
925 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
929 dnl Extract the single digits from PACKAGE_VERSION and make them available.
930 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
931 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
932 AC_DEFUN([LYX_SET_VERSION_INFO],
933 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
934 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
935 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
936 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
937 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
938 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
939 test "x$lyx_patch" = "x" && lyx_patch=0
940 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
941 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
942 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
943 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
944 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
945 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
946 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
947 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")