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 AS_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 [AS_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 [AS_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_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
149 ]])],[lyx_cv_prog_clang=yes ; CLANG=yes],[lyx_cv_prog_clang=no ; CLANG=no])])
150 if test $CLANG = yes ; then
151 AC_CACHE_CHECK([for clang version],
152 [lyx_cv_clang_version],
154 AC_COMPUTE_INT(clang_major,__clang_major__,,[clang_noversion_=yes])
155 AC_COMPUTE_INT(clang_minor,__clang_minor__,,[clang_noversion_=yes])
156 AC_COMPUTE_INT(clang_patchlevel,__clang_patchlevel__,,[clang_noversion_=yes])
157 if test $clang_noversion = yes ; then
158 clang_version=unknown
160 clang_version=$clang_major.$clang_minor.$clang_patchlevel
162 lyx_cv_clang_version=$clang_version])
167 dnl Usage: LYX_CXX_CXX11_FLAGS: add to AM_CXXFLAGS the best flag that
168 selects C++11 mode; gives an error when C++11 mode is not found.
169 AC_DEFUN([LYX_CXX_CXX11_FLAGS],
170 [AC_CACHE_CHECK([for at least C++11 mode], [lyx_cv_cxx11_flags],
171 [lyx_cv_cxx11_flags=none
172 for flag in -std=c++14 -std=c++11 "" -std=gnu++14 -std=gnu++11 ; do
173 save_CPPFLAGS=$CPPFLAGS
174 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
175 save_CXXFLAGS=$CXXFLAGS
176 CXXFLAGS="$flag $AM_CXXFLAGS $CXXFLAGS"
177 dnl sample openmp source code to test
178 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
179 template <typename T>
182 static_assert(sizeof(int) <= sizeof(T), "not big enough");
185 typedef check<check<bool>> right_angle_brackets;
190 TestDeleted() = delete;
197 typedef check<int> check_type;
199 check_type&& cr = static_cast<check_type&&>(c);
201 auto d = a;]], [[]])],[lyx_cv_cxx11_flags=$flag; break],[])
202 CXXFLAGS=$save_CXXFLAGS
203 CPPFLAGS=$save_CPPFLAGS
205 if test $lyx_cv_cxx11_flags = none ; then
206 AC_MSG_ERROR([Cannot find suitable C++11 mode for compiler $CXX])
208 AM_CXXFLAGS="$lyx_cv_cxx11_flags $AM_CXXFLAGS"
212 dnl Usage: LYX_CXX_USE_REGEX
213 dnl decide whether we want to use std::regex and set the
214 dnl LYX_USE_STD_REGEX macro and conditional accordingly.
215 AC_DEFUN([LYX_CXX_USE_REGEX],
216 [AC_ARG_ENABLE(std-regex,
217 AS_HELP_STRING([--enable-std-regex],[use std::regex instead of boost::regex (default is autodetected)]),
218 [lyx_std_regex=$enableval],
219 [AC_MSG_CHECKING([for correct regex implementation])
220 save_CPPFLAGS=$CPPFLAGS
221 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
222 save_CXXFLAGS=$CXXFLAGS
223 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
224 # The following code snippet has been taken taken from example in
225 # http://stackoverflow.com/questions/8561850/compile-stdregex-iterator-with-gcc
226 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
232 typedef std::regex_iterator<const char *> Myiter;
234 const char *pat = "axayaz";
235 Myiter::regex_type rx("a");
236 Myiter next(pat, pat + strlen(pat), rx);
238 ]])],[lyx_std_regex=yes],[lyx_std_regex=no])
239 CXXFLAGS=$save_CXXFLAGS
240 CPPFLAGS=$save_CPPFLAGS
241 AC_MSG_RESULT([$lyx_std_regex])
244 if test $lyx_std_regex = yes ; then
245 lyx_flags="$lyx_flags std-regex"
246 AC_DEFINE([LYX_USE_STD_REGEX], 1, [define to 1 if std::regex should be preferred to boost::regex])
248 AM_CONDITIONAL([LYX_USE_STD_REGEX], test $lyx_std_regex = yes)
252 dnl Usage: LYX_CXX_USE_CALL_ONCE
253 dnl check whether we can use std::call_once and set the
254 dnl LYX_USE_STD_CALL_ONCE macro and conditional accordingly.
255 AC_DEFUN([LYX_CXX_USE_CALL_ONCE],
256 [AC_MSG_CHECKING([for std::call_once availability])
257 save_CPPFLAGS=$CPPFLAGS
258 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
259 save_CXXFLAGS=$CXXFLAGS
260 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
261 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
263 static std::once_flag flag;
265 std::call_once(flag, [](){ return; });
266 ]])],[lyx_std_call_once=yes],[lyx_std_call_once=no])
267 CXXFLAGS=$save_CXXFLAGS
268 CPPFLAGS=$save_CPPFLAGS
269 AC_MSG_RESULT([$lyx_std_call_once])
271 if test $lyx_std_call_once = yes ; then
272 AC_DEFINE([LYX_USE_STD_CALL_ONCE], 1, [define to 1 if std::call_once is supported by the compiler])
274 AM_CONDITIONAL([LYX_USE_STD_CALL_ONCE], test $lyx_std_call_once = yes)
278 dnl Usage: LYX_LIB_STDCXX: set lyx_cv_lib_stdcxx to yes if the STL library is libstdc++.
279 AC_DEFUN([LYX_LIB_STDCXX],
280 [AC_CACHE_CHECK([whether STL is libstdc++],
282 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include<vector>]], [[
283 #if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
284 this is not libstdc++
286 ]])],[lyx_cv_lib_stdcxx=yes],[lyx_cv_lib_stdcxx=no])])
290 dnl Usage: LYX_LIB_STDCXX_CXX11_ABI: set lyx_cv_lib_stdcxx_cxx11_abi to yes
291 dnl if the STL library is GNU libstdc++ and the C++11 ABI is used.
292 AC_DEFUN([LYX_LIB_STDCXX_CXX11_ABI],
293 [AC_CACHE_CHECK([whether STL is libstdc++ using the C++11 ABI],
294 [lyx_cv_lib_stdcxx_cxx11_abi],
295 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include<vector>]], [[
296 #if ! defined(_GLIBCXX_USE_CXX11_ABI) || ! _GLIBCXX_USE_CXX11_ABI
297 this is not libstdc++ using the C++11 ABI
299 ]])],[lyx_cv_lib_stdcxx_cxx11_abi=yes],[lyx_cv_lib_stdcxx_cxx11_abi=no])])
303 AC_DEFUN([LYX_PROG_CXX],
304 [AC_REQUIRE([AC_PROG_CXX])
305 AC_REQUIRE([AC_PROG_CXXCPP])
311 LYX_LIB_STDCXX_CXX11_ABI
313 LYX_CXX_USE_CALL_ONCE
316 if test $lyx_cv_lib_stdcxx = "yes" ; then
317 if test $lyx_cv_lib_stdcxx_cxx11_abi = "yes" ; then
318 AC_DEFINE(USE_GLIBCXX_CXX11_ABI, 1, [use GNU libstdc++ with C++11 ABI])
320 AC_DEFINE(STD_STRING_USES_COW, 1, [std::string uses copy-on-write])
323 if test $lyx_cv_prog_clang = "yes" ; then
324 AC_DEFINE(USE_LLVM_LIBCPP, 1, [use libc++ provided by llvm instead of GNU libstdc++])
328 ### We might want to get or shut warnings.
329 AC_ARG_ENABLE(warnings,
330 AS_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
331 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $GXX = yes ; then
336 if test x$enable_warnings = xyes ; then
337 lyx_flags="$lyx_flags warnings"
340 ### We might want to disable debug
342 AS_HELP_STRING([--enable-debug],[enable debug information]),,
343 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
346 AC_ARG_ENABLE(stdlib-debug,
347 AS_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
348 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
349 [enable_stdlib_debug=no])]
352 ### set up optimization
353 AC_ARG_ENABLE(optimization,
354 AS_HELP_STRING([--enable-optimization@<:@=ARG@:>@],[enable compiler optimisation]),,
355 enable_optimization=yes;)
356 case $enable_optimization in
358 if test $lyx_devel_version = yes ; then
364 *) lyx_optim=${enable_optimization};;
367 AC_ARG_ENABLE(assertions,
368 AS_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
369 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
370 [enable_assertions=no])]
372 if test "x$enable_assertions" = xyes ; then
373 lyx_flags="$lyx_flags assertions"
374 AC_DEFINE(ENABLE_ASSERTIONS,1,
375 [Define if you want assertions to be enabled in the code])
378 # set the compiler options correctly.
379 if test x$GXX = xyes; then
380 dnl clang++ pretends to be g++ 4.2.1; this is not useful
381 if test x$CLANG = xno; then
382 dnl Useful for global version info
383 gxx_version=`${CXX} -dumpversion`
386 *) gxx_version=`${CXX} -dumpfullversion` ;;
388 CXX_VERSION="($gxx_version)"
390 gxx_version=clang-$clang_version
391 CXX_VERSION="($clang_version)"
394 AM_CXXFLAGS="$lyx_optim $AM_CXXFLAGS"
395 if test x$enable_debug = xyes ; then
396 AM_CXXFLAGS="-g $AM_CXXFLAGS"
398 if test $build_type = gprof ; then
399 AM_CXXFLAGS="$AM_CXXFLAGS -pg"
400 AM_LDFLAGS="$AM_LDFLAGS -pg"
402 if test $build_type = profiling ; then
403 AM_CXXFLAGS="$AM_CXXFLAGS -fno-omit-frame-pointer"
406 if test x$USE_QT5 = xyes ; then
407 AS_CASE([$host], [*mingw*|*cygwin*], [], [AM_CXXFLAGS="-fPIC $AM_CXXFLAGS"])
409 dnl Warnings are for preprocessor too
410 if test x$enable_warnings = xyes ; then
412 9.*) AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra -Wno-deprecated-copy";;
413 *) AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra";;
417 2.*|3.*|4.@<:@0-6@:>@) AC_MSG_ERROR([gcc >= 4.7 is required]);;
419 if test x$enable_stdlib_debug = xyes ; then
420 dnl FIXME: for clang/libc++, one should define _LIBCPP_DEBUG2=0
421 dnl See http://clang-developers.42468.n3.nabble.com/libc-debug-mode-td3336742.html
424 lyx_flags="$lyx_flags stdlib-debug"
425 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
426 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
427 AC_SUBST(STDLIB_DEBUG, "-D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC")
433 # Some additional flags may be needed
434 if test x$GXX = xyes; then
436 clang-3.0*|clang-3.1*|clang-3.2*|clang-3.3*)
437 dnl boost contains pragmas that are annoying on older clang versions
438 AM_CPPFLAGS="-Wno-unknown-pragmas $AM_CPPFLAGS";;
440 dnl the more recent versions support the deprecated-register warning,
441 dnl which is very annoying with Qt4.x right now.
442 AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-register";;
447 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
449 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
450 AC_MSG_CHECKING([whether to use included boost library])
451 AC_ARG_WITH(included-boost,
452 [AS_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])],
453 [lyx_cv_with_included_boost=$withval],
454 [lyx_cv_with_included_boost=yes])
455 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
456 AC_MSG_RESULT([$lyx_cv_with_included_boost])
457 if test x$lyx_cv_with_included_boost = xyes ; then
458 lyx_included_libs="$lyx_included_libs boost"
459 BOOST_INCLUDES='-I$(top_srcdir)/3rdparty/boost'
460 if test $lyx_std_regex = yes ; then
463 BOOST_LIBS='$(top_builddir)/3rdparty/boost/liblyxboost.a'
467 if test $lyx_std_regex = yes ; then
473 AC_MSG_CHECKING([for multithreaded boost libraries])
474 LIBS="$save_LIBS -lboost_regex-mt $LIBTHREAD"
476 [AC_LANG_PROGRAM([#include <boost/regex.hpp>],
477 [boost::regex reg;])],
478 [AC_MSG_RESULT([yes])
481 AC_MSG_CHECKING([for plain boost libraries])
482 LIBS="$save_LIBS -lboost_regex"
484 [AC_LANG_PROGRAM([#include <boost/regex.hpp>],
485 [boost::regex reg;])],
486 [AC_MSG_RESULT([yes])
489 AC_MSG_ERROR([cannot find suitable boost library (do not use --without-included-boost)])
495 dnl In general, system boost libraries are incompatible with
496 dnl the use of stdlib-debug in libstdc++. See ticket #9736 for
498 if test $enable_stdlib_debug = "yes" ; then
499 LYX_WARNING([Compiling LyX with stdlib-debug and system boost libraries may lead to
500 crashes. Consider using --disable-stdlib-debug or removing
501 --without-included-boost.])
504 BOOST_LIBS="-lboost_regex${BOOST_MT}"
507 AC_SUBST(BOOST_INCLUDES)
512 dnl Usage: LYX_USE_INCLUDED_ICONV : select if the included iconv should
514 AC_DEFUN([LYX_USE_INCLUDED_ICONV],[
515 AC_MSG_CHECKING([whether to use included iconv library])
516 AC_ARG_WITH(included-iconv,
517 [AS_HELP_STRING([--with-included-iconv], [use the iconv lib supplied with LyX instead of the system one])],
518 [lyx_cv_with_included_iconv=$withval],
519 [lyx_cv_with_included_iconv=no])
520 AM_CONDITIONAL(USE_INCLUDED_ICONV, test x$lyx_cv_with_included_iconv = xyes)
521 AC_MSG_RESULT([$lyx_cv_with_included_iconv])
522 if test x$lyx_cv_with_included_iconv = xyes ; then
523 lyx_included_libs="$lyx_included_libs iconv"
525 dnl Some bits from libiconv configure.ac to avoid a nested configure call:
528 AC_CHECK_FUNCS([getc_unlocked mbrtowc wcrtomb mbsinit setlocale])
529 dnl Ymbstate_t is used if HAVE_WCRTOMB || HAVE_MBRTOWC, see 3rdparty/libiconv/1.14/lib/loop_wchar.h.
530 if test $ac_cv_func_wcrtomb = yes || test $ac_cv_func_mbrtowc = yes; then
535 AC_SUBST([USE_MBSTATE_T])
536 AC_CACHE_CHECK([whether <wchar.h> is standalone],
537 [gl_cv_header_wchar_h_standalone],
543 [gl_cv_header_wchar_h_standalone=yes],
544 [gl_cv_header_wchar_h_standalone=no])])
545 if test $gl_cv_header_wchar_h_standalone = yes; then
550 AC_SUBST([BROKEN_WCHAR_H])
551 dnl we want const correctness
552 AC_DEFINE_UNQUOTED([ICONV_CONST], [const],
553 [Define as const if the declaration of iconv() needs const.])
555 AC_SUBST([ICONV_CONST])
556 dnl we build a static lib
558 AC_SUBST([DLL_VARIABLE])
559 ICONV_INCLUDES='-I$(top_srcdir)/3rdparty/libiconv/1.14 -I$(top_builddir)/3rdparty/libiconv'
560 ICONV_LIBS='\$(top_builddir)/3rdparty/libiconv/liblyxiconv.a'
561 ICONV_ICONV_H_IN=3rdparty/libiconv/iconv.h:3rdparty/libiconv/1.14/include/iconv.h.in
565 if test "$am_cv_func_iconv" = no; then
566 AC_MSG_ERROR([cannot find required library iconv.])
568 ICONV_LIBS="$LIBICONV"
572 AC_SUBST(ICONV_INCLUDES)
574 AC_SUBST(ICONV_ICONV_H_IN)
578 dnl Usage: LYX_USE_INCLUDED_ZLIB : select if the included zlib should
580 AC_DEFUN([LYX_USE_INCLUDED_ZLIB],[
581 AC_MSG_CHECKING([whether to use included zlib library])
582 AC_ARG_WITH(included-zlib,
583 [AS_HELP_STRING([--with-included-zlib], [use the zlib lib supplied with LyX instead of the system one])],
584 [lyx_cv_with_included_zlib=$withval],
585 [lyx_cv_with_included_zlib=no])
586 AM_CONDITIONAL(USE_INCLUDED_ZLIB, test x$lyx_cv_with_included_zlib = xyes)
587 AC_MSG_RESULT([$lyx_cv_with_included_zlib])
588 if test x$lyx_cv_with_included_zlib = xyes ; then
589 lyx_included_libs="$lyx_included_libs zlib"
590 ZLIB_INCLUDES='-I$(top_srcdir)/3rdparty/zlib/1.2.8 -I$(top_builddir)/3rdparty/zlib'
591 ZLIB_LIBS='$(top_builddir)/3rdparty/zlib/liblyxzlib.a'
592 mkdir -p 3rdparty/zlib
593 dnl include standard config.h for HAVE_UNISTD_H
594 echo "#include <../../config.h>" > 3rdparty/zlib/zconf.h
595 dnl prevent clash with system zlib that might be dragged in by other libs
596 echo "#define Z_PREFIX 1" >> 3rdparty/zlib/zconf.h
597 cat "${srcdir}/3rdparty/zlib/1.2.8/zconf.h.in" >> 3rdparty/zlib/zconf.h
600 AC_CHECK_HEADERS(zlib.h,
601 [AC_CHECK_LIB(z, gzopen, [ZLIB_LIBS="-lz"], LYX_LIB_ERROR(libz,zlib))],
602 [LYX_LIB_ERROR(zlib.h,zlib)])
604 AC_SUBST(ZLIB_INCLUDES)
609 dnl Usage: LYX_CHECK_CALLSTACK_PRINTING: define LYX_CALLSTACK_PRINTING if the
610 dnl necessary APIs are available to print callstacks.
611 AC_DEFUN([LYX_CHECK_CALLSTACK_PRINTING],
612 [AC_ARG_ENABLE([callstack-printing],
613 [AS_HELP_STRING([--disable-callstack-printing],[do not print a callstack when crashing])],
614 lyx_cv_callstack_printing=$enableval, lyx_cv_callstack_printing=yes)
616 if test x"$lyx_cv_callstack_printing" = xyes; then
617 AC_CACHE_CHECK([whether printing callstack is possible],
618 [lyx_cv_callstack_printing],
619 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
620 #include <execinfo.h>
624 size_t size = backtrace(array, 200);
625 backtrace_symbols(array, size);
627 abi::__cxa_demangle("abcd", 0, 0, &status);
628 ]])],[],[lyx_cv_callstack_printing=no])])
630 if test x"$lyx_cv_callstack_printing" = xyes; then
631 AC_DEFINE([LYX_CALLSTACK_PRINTING], 1,
632 [Define if callstack can be printed])
633 lyx_flags="$lyx_flags callback-printing"
634 AM_LDFLAGS="${AM_LDFLAGS} -rdynamic"
639 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
641 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
642 AC_ARG_WITH(included-mythes,
643 [AS_HELP_STRING([--with-included-mythes], [force to use the MyThes lib supplied with LyX])],
644 [use_included_mythes=$withval],
645 [use_included_mythes=no])
646 if test x$use_included_mythes != xyes ; then
648 use_included_mythes=yes
649 AC_CHECK_HEADERS([mythes.hxx mythes/mythes.hxx],
650 [mythes_h_location="<$ac_header>"
652 AC_MSG_CHECKING([checking for MyThes library])
653 for ac_lib in mythes mythes-1.2 ; do
654 LIBS="-l$ac_lib $save_LIBS"
656 [AC_LANG_PROGRAM([#include <cstdio>]
657 [#include $mythes_h_location], [MyThes dummy("idx","dat")])],
658 [MYTHES_LIBS=-l$ac_lib
659 AC_MSG_RESULT([$MYTHES_LIBS])
660 use_included_mythes=no])
662 if test $use_included_mythes != no ; then
663 AC_MSG_RESULT([not found])
668 if test $use_included_mythes = yes ; then
669 mythes_h_location="<mythes.hxx>"
670 MYTHES_INCLUDES='-I$(top_srcdir)/3rdparty/mythes/1.2.5/'
671 MYTHES_LIBS='$(top_builddir)/3rdparty/mythes/liblyxmythes.a'
672 lyx_included_libs="$lyx_included_libs mythes"
674 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$use_included_mythes = xyes)
675 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$mythes_h_location,[Location of mythes.hxx])
676 AC_SUBST(MYTHES_INCLUDES)
677 AC_SUBST(MYTHES_LIBS)
678 AC_MSG_CHECKING([whether to use included MyThes library])
679 AC_MSG_RESULT([$use_included_mythes])
683 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
684 dnl [default-yes-value])
685 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
686 dnl resulting directory name in 'dir-var-name'.
687 AC_DEFUN([LYX_WITH_DIR],[
688 AC_ARG_WITH($1,[AS_HELP_STRING([--with-$1],[specify $2])])
689 AC_MSG_CHECKING([for $2])
690 if test -z "$with_$3"; then
691 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
693 test "x$with_$3" = xyes && with_$3=$5
696 AC_MSG_RESULT($lyx_cv_$3)
700 dnl Usage: LYX_LOOP_DIR(value,action)
701 dnl Executes action for values of variable `dir' in `values'. `values' can
702 dnl use ":" as a separator.
703 AC_DEFUN([LYX_LOOP_DIR],[
704 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
705 for dir in `eval "echo $1"`; do
706 if test ! "$dir" = NONE; then
707 test ! -d "$dir" && AC_MSG_ERROR(['$dir' is not a directory])
715 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
717 AC_DEFUN([LYX_ADD_LIB_DIR],[
719 if test "`(uname) 2>/dev/null`" = SunOS &&
720 uname -r | grep '^5' >/dev/null; then
721 if test $GXX = yes ; then
722 $1="${$1} -Wl[,]-R$2"
729 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
731 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
733 ### Check for a headers existence and location iff it exists
734 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
735 ## It almost works. I've tried a few variations but they give errors
736 ## of one sort or other: bad substitution or file not found etc. The
737 ## actual header _is_ found though and the cache variable is set however
738 ## the reported setting (on screen) is equal to $ac_safe for some unknown
740 ## Additionally, autoheader can't figure out what to use as the name in
741 ## the config.h.in file so we need to write our own entries there -- one for
742 ## each header in the form PATH_HEADER_NAME_H
744 AC_DEFUN([LYX_PATH_HEADER],
745 [ AC_CHECK_HEADER($1,[
746 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
747 ### the only remaining problem is getting the second parameter to this
748 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
749 ### of $ac_safe being printed.
750 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
751 [ cat > conftest.$ac_ext <<EOF
752 #line __oline__ "configure"
753 #include "confdefs.h"
757 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
758 grep $1 2>/dev/null | \
759 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
760 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
762 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
764 ### end of LYX_PATH_HEADER
766 ## Check what kind of packaging should be used at install time.
767 ## The default is autodetected.
768 AC_DEFUN([LYX_USE_PACKAGING],
769 [AC_MSG_CHECKING([what packaging should be used])
770 AC_ARG_WITH(packaging,
771 [AS_HELP_STRING([--with-packaging=STR], [set packaging for installation among:
772 posix, windows, macosx, haiku (default is autodetected)])],
773 [lyx_use_packaging="$withval"], [
775 *-apple-darwin*) lyx_use_packaging=macosx ;;
776 *-pc-mingw*) lyx_use_packaging=windows ;;
777 *-mingw32*) lyx_use_packaging=windows ;;
778 *haiku*) lyx_use_packaging=haiku ;;
779 *) lyx_use_packaging=posix ;;
781 AC_MSG_RESULT($lyx_use_packaging)
782 lyx_install_posix=false
783 lyx_install_macosx=false
784 lyx_install_cygwin=false
785 lyx_install_windows=false
786 case $lyx_use_packaging in
787 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
788 PACKAGE=LyX${version_suffix}
789 default_prefix="/Applications/${PACKAGE}.app"
790 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
791 bindir='${prefix}/Contents/MacOS'
792 libdir='${prefix}/Contents/Resources'
793 datarootdir='${prefix}/Contents/Resources'
794 pkgdatadir='${datadir}'
795 mandir='${datadir}/man'
796 lyx_install_macosx=true ;;
797 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
798 PACKAGE=LyX${version_suffix}
799 default_prefix="C:/Program Files/${PACKAGE}"
800 bindir='${prefix}/bin'
801 libdir='${prefix}/Resources'
802 datarootdir='${prefix}/Resources'
803 pkgdatadir='${datadir}'
804 mandir='${prefix}/Resources/man'
805 lyx_install_windows=true ;;
806 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
807 PACKAGE=lyx${version_suffix}
808 program_suffix=$version_suffix
809 pkgdatadir='${datadir}/${PACKAGE}'
810 default_prefix=$ac_default_prefix
812 *cygwin*) lyx_install_cygwin=true ;;
813 *apple-darwin*) lyx_install_macosx=true ;;
815 lyx_install_posix=true ;;
816 haiku) AC_DEFINE(USE_HAIKU_PACKAGING, 1, [Define to 1 if LyX should use a Haiku-style file layout])
817 PACKAGE=lyx${version_suffix}
818 program_suffix=$version_suffix
819 pkgdatadir='${datadir}/${PACKAGE}'
820 default_prefix=$ac_default_prefix
821 lyx_install_posix=true ;;
822 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
824 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
825 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
826 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
827 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
829 AC_SUBST(program_suffix)
833 ## ------------------------------------------------------------------------
834 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
835 ## one or two arguments.
837 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
838 ## ------------------------------------------------------------------------
840 AC_DEFUN([AC_FUNC_MKDIR],
841 [AC_CHECK_FUNCS([mkdir _mkdir])
842 AC_CACHE_CHECK([whether mkdir takes one argument],
843 [ac_cv_mkdir_takes_one_arg],
844 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
845 #include <sys/stat.h>
849 ]], [[mkdir (".");]])],[ac_cv_mkdir_takes_one_arg=yes],[ac_cv_mkdir_takes_one_arg=no])])
850 if test x"$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'])])dnl`
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'])])dnl'
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_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <$2>]], [[$3]])],[lyx_have_def_name=yes],[lyx_have_def_name=no])
919 CXXFLAGS=$save_CXXFLAGS
920 CPPFLAGS=$save_CPPFLAGS
921 AC_MSG_RESULT($lyx_have_def_name)
922 if test "x$lyx_have_def_name" = xyes; then
923 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
927 dnl Extract the single digits from PACKAGE_VERSION and make them available.
928 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
929 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
930 AC_DEFUN([LYX_SET_VERSION_INFO],
931 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
932 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
933 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
934 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
935 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
936 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
937 test "x$lyx_patch" = "x" && lyx_patch=0
938 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
939 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
940 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
941 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
942 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
943 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
944 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
945 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")