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 Qt5. Default is Qt4.
68 AC_DEFUN([LYX_CHECK_QT5],[
69 AC_MSG_CHECKING([whether Qt5 is requested])
71 [ --enable-qt5 use Qt5 for building],
72 USE_QT5=$enableval, USE_QT5=no)
73 AC_MSG_RESULT([$USE_QT5])
78 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
79 dnl flag lyx_warning to yes.
80 AC_DEFUN([LYX_WARNING],[
81 lyx_warning_txt="$lyx_warning_txt
87 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
88 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
89 AC_DEFUN([LYX_LIB_ERROR],[
90 AC_MSG_ERROR([cannot find $1. Please check that the $2 library
91 is correctly installed on your system.])])
94 dnl Usage: LYX_CHECK_WARNINGS Displays a warning message if a LYX_WARNING
95 dnl has occurred previously.
96 AC_DEFUN([LYX_CHECK_WARNINGS],[
97 if test x$lyx_warning = xyes; then
99 === The following minor problems have been detected by configure.
100 === Please check the messages below before running 'make'.
101 === (see the section 'Problems' in the INSTALL file)
108 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
110 define(LYX_SEARCH_PROG,[dnl
111 for ac_prog in $2 ; do
112 # Extract the first word of "$ac_prog", so it can be a program name with args.
113 set dummy $ac_prog ; ac_word=$[2]
114 if test -z "[$]$1"; then
115 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
116 for ac_dir in $PATH; do
117 test -z "$ac_dir" && ac_dir=.
118 if test -f [$ac_dir/$ac_word]; then
126 if test -n "[$]$1"; then
132 test -n "[$]$1" && break
137 dnl Usage: LYX_PROG_CLANG: set CLANG to yes if the compiler is clang.
138 AC_DEFUN([LYX_PROG_CLANG],
139 [AC_CACHE_CHECK([whether the compiler is clang],
141 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
145 ]])],[lyx_cv_prog_clang=yes ; CLANG=yes],[lyx_cv_prog_clang=no ; CLANG=no])])
146 if test $CLANG = yes ; then
147 AC_CACHE_CHECK([for clang version],
148 [lyx_cv_clang_version],
150 AC_COMPUTE_INT(clang_major,__clang_major__,,[clang_noversion_=yes])
151 AC_COMPUTE_INT(clang_minor,__clang_minor__,,[clang_noversion_=yes])
152 AC_COMPUTE_INT(clang_patchlevel,__clang_patchlevel__,,[clang_noversion_=yes])
153 if test $clang_noversion = yes ; then
154 clang_version=unknown
156 clang_version=$clang_major.$clang_minor.$clang_patchlevel
158 lyx_cv_clang_version=$clang_version])
163 dnl Usage: LYX_CXX_CXX11_FLAGS: add to AM_CXXFLAGS the best flag that
164 selects C++11 mode; gives an error when C++11 mode is not found.
165 AC_DEFUN([LYX_CXX_CXX11_FLAGS],
166 [AC_CACHE_CHECK([for at least C++11 mode], [lyx_cv_cxx11_flags],
167 [lyx_cv_cxx11_flags=none
168 for flag in -std=c++14 -std=c++11 "" -std=c++0x -std=gnu++14 -std=gnu++11 -std=gnu++0x ; do
169 save_CPPFLAGS=$CPPFLAGS
170 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
171 save_CXXFLAGS=$CXXFLAGS
172 CXXFLAGS="$flag $AM_CXXFLAGS $CXXFLAGS"
173 dnl sample openmp source code to test
174 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
175 template <typename T>
178 static_assert(sizeof(int) <= sizeof(T), "not big enough");
181 typedef check<check<bool>> right_angle_brackets;
186 TestDeleted() = delete;
193 typedef check<int> check_type;
195 check_type&& cr = static_cast<check_type&&>(c);
197 auto d = a;]], [[]])],[lyx_cv_cxx11_flags=$flag; break],[])
198 CXXFLAGS=$save_CXXFLAGS
199 CPPFLAGS=$save_CPPFLAGS
201 if test $lyx_cv_cxx11_flags = none ; then
202 AC_MSG_ERROR(Cannot find suitable C++11 mode for compiler $CXX)
204 AM_CXXFLAGS="$lyx_cv_cxx11_flags $AM_CXXFLAGS"
208 dnl Usage: LYX_CXX_USE_REGEX
209 dnl decide whether we want to use std::regex and set the
210 dnl LYX_USE_STD_REGEX macro and conditional accordingly.
211 AC_DEFUN([LYX_CXX_USE_REGEX],
212 [AC_ARG_ENABLE(std-regex,
213 AS_HELP_STRING([--enable-std-regex],[use std::regex instead of boost::regex (default is autodetected)]),
214 [lyx_std_regex=$enableval],
215 [AC_MSG_CHECKING([for correct regex implementation])
216 save_CPPFLAGS=$CPPFLAGS
217 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
218 save_CXXFLAGS=$CXXFLAGS
219 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
220 # The following code snippet has been taken taken from example in
221 # http://stackoverflow.com/questions/8561850/compile-stdregex-iterator-with-gcc
222 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
228 typedef std::regex_iterator<const char *> Myiter;
230 const char *pat = "axayaz";
231 Myiter::regex_type rx("a");
232 Myiter next(pat, pat + strlen(pat), rx);
234 ]])],[lyx_std_regex=yes],[lyx_std_regex=no])
235 CXXFLAGS=$save_CXXFLAGS
236 CPPFLAGS=$save_CPPFLAGS
237 AC_MSG_RESULT([$lyx_std_regex])
240 if test $lyx_std_regex = yes ; then
241 lyx_flags="$lyx_flags std-regex"
242 AC_DEFINE([LYX_USE_STD_REGEX], 1, [define to 1 if std::regex should be preferred to boost::regex])
244 AM_CONDITIONAL([LYX_USE_STD_REGEX], test $lyx_std_regex = yes)
248 dnl Usage: LYX_CXX_USE_CALL_ONCE
249 dnl check whether we can use std::call_once and set the
250 dnl LYX_USE_STD_CALL_ONCE macro and conditional accordingly.
251 AC_DEFUN([LYX_CXX_USE_CALL_ONCE],
252 [AC_MSG_CHECKING([for std::call_once availability])
253 save_CPPFLAGS=$CPPFLAGS
254 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
255 save_CXXFLAGS=$CXXFLAGS
256 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
257 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
259 static std::once_flag flag;
261 std::call_once(flag, [](){ return; });
262 ]])],[lyx_std_call_once=yes],[lyx_std_call_once=no])
263 CXXFLAGS=$save_CXXFLAGS
264 CPPFLAGS=$save_CPPFLAGS
265 AC_MSG_RESULT([$lyx_std_call_once])
267 if test $lyx_std_call_once = yes ; then
268 AC_DEFINE([LYX_USE_STD_CALL_ONCE], 1, [define to 1 if std::call_once is supported by the compiler])
270 AM_CONDITIONAL([LYX_USE_STD_CALL_ONCE], test $lyx_std_call_once = yes)
274 dnl Usage: LYX_LIB_STDCXX: set lyx_cv_lib_stdcxx to yes if the STL library is libstdc++.
275 AC_DEFUN([LYX_LIB_STDCXX],
276 [AC_CACHE_CHECK([whether STL is libstdc++],
278 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include<vector>]], [[
279 #if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
280 this is not libstdc++
282 ]])],[lyx_cv_lib_stdcxx=yes],[lyx_cv_lib_stdcxx=no])])
286 dnl Usage: LYX_LIB_STDCXX_CXX11_ABI: set lyx_cv_lib_stdcxx_cxx11_abi to yes
287 dnl if the STL library is GNU libstdc++ and the C++11 ABI is used.
288 AC_DEFUN([LYX_LIB_STDCXX_CXX11_ABI],
289 [AC_CACHE_CHECK([whether STL is libstdc++ using the C++11 ABI],
290 [lyx_cv_lib_stdcxx_cxx11_abi],
291 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include<vector>]], [[
292 #if ! defined(_GLIBCXX_USE_CXX11_ABI) || ! _GLIBCXX_USE_CXX11_ABI
293 this is not libstdc++ using the C++11 ABI
295 ]])],[lyx_cv_lib_stdcxx_cxx11_abi=yes],[lyx_cv_lib_stdcxx_cxx11_abi=no])])
299 AC_DEFUN([LYX_PROG_CXX],
300 [AC_REQUIRE([AC_PROG_CXX])
301 AC_REQUIRE([AC_PROG_CXXCPP])
307 LYX_LIB_STDCXX_CXX11_ABI
309 LYX_CXX_USE_CALL_ONCE
312 if test $lyx_cv_lib_stdcxx = "yes" ; then
313 if test $lyx_cv_lib_stdcxx_cxx11_abi = "yes" ; then
314 AC_DEFINE(USE_GLIBCXX_CXX11_ABI, 1, [use GNU libstdc++ with C++11 ABI])
316 AC_DEFINE(STD_STRING_USES_COW, 1, [std::string uses copy-on-write])
319 if test $lyx_cv_prog_clang = "yes" ; then
320 AC_DEFINE(USE_LLVM_LIBCPP, 1, [use libc++ provided by llvm instead of GNU libstdc++])
324 ### We might want to get or shut warnings.
325 AC_ARG_ENABLE(warnings,
326 AS_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
327 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_cxx_compiler_gnu = yes ; then
332 if test x$enable_warnings = xyes ; then
333 lyx_flags="$lyx_flags warnings"
336 ### We might want to disable debug
338 AS_HELP_STRING([--enable-debug],[enable debug information]),,
339 [AS_CASE([$build_type], [rel*], [enable_debug=no], [enable_debug=yes])]
342 AC_ARG_ENABLE(stdlib-debug,
343 AS_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
344 [AS_CASE([$build_type], [dev*], [enable_stdlib_debug=yes],
345 [enable_stdlib_debug=no])]
348 ### set up optimization
349 AC_ARG_ENABLE(optimization,
350 AS_HELP_STRING([--enable-optimization@<:@=ARG@:>@],[enable compiler optimisation]),,
351 enable_optimization=yes;)
352 case $enable_optimization in
354 if test $lyx_devel_version = yes ; then
360 *) lyx_optim=${enable_optimization};;
363 AC_ARG_ENABLE(assertions,
364 AS_HELP_STRING([--enable-assertions],[add runtime sanity checks in the program]),,
365 [AS_CASE([$build_type], [dev*|pre*], [enable_assertions=yes],
366 [enable_assertions=no])]
368 if test "x$enable_assertions" = xyes ; then
369 lyx_flags="$lyx_flags assertions"
370 AC_DEFINE(ENABLE_ASSERTIONS,1,
371 [Define if you want assertions to be enabled in the code])
374 # set the compiler options correctly.
375 if test x$GXX = xyes; then
376 dnl clang++ pretends to be g++ 4.2.1; this is not useful
377 if test x$CLANG = xno; then
378 dnl Useful for global version info
379 gxx_version=`${CXX} -dumpversion`
382 *) gxx_version=`${CXX} -dumpfullversion` ;;
384 CXX_VERSION="($gxx_version)"
386 gxx_version=clang-$clang_version
387 CXX_VERSION="($clang_version)"
390 AM_CXXFLAGS="$lyx_optim $AM_CXXFLAGS"
391 if test x$enable_debug = xyes ; then
392 AM_CXXFLAGS="-g $AM_CXXFLAGS"
394 if test $build_type = gprof ; then
395 AM_CXXFLAGS="$AM_CXXFLAGS -pg"
396 AM_LDFLAGS="$AM_LDFLAGS -pg"
398 if test $build_type = profiling ; then
399 AM_CXXFLAGS="$AM_CXXFLAGS -fno-omit-frame-pointer"
402 if test x$USE_QT5 = xyes ; then
403 AS_CASE([$host], [*mingw*|*cygwin*], [], [AM_CXXFLAGS="-fPIC $AM_CXXFLAGS"])
405 dnl Warnings are for preprocessor too
406 if test x$enable_warnings = xyes ; then
407 AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra"
408 dnl Shut off warning -Wdeprecated-copy, which triggers too much
409 dnl note that g++ always accepts -Wno-xxx, even when -Wxxx is an error.
411 AX_CHECK_COMPILE_FLAG([-Wdeprecated-copy],
412 [AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-copy"], [], [-Werror])
416 2.*|3.*) AC_MSG_ERROR(gcc >= 4.6 is required);;
417 4.0*|4.1*|4.2*|4.3*|4.4*|4.5*) AC_MSG_ERROR(gcc >= 4.6 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_CACHE_CHECK([whether printing callstack is possible],
613 [lyx_cv_callstack_printing],
614 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
615 #include <execinfo.h>
619 size_t size = backtrace(array, 200);
620 backtrace_symbols(array, size);
622 abi::__cxa_demangle("abcd", 0, 0, &status);
623 ]])],[lyx_cv_callstack_printing=yes],[lyx_cv_callstack_printing=no])])
624 if test x"$lyx_cv_callstack_printing" = xyes; then
625 AC_DEFINE([LYX_CALLSTACK_PRINTING], 1,
626 [Define if callstack can be printed])
631 dnl Usage: LYX_USE_INCLUDED_MYTHES : select if the included MyThes should
633 AC_DEFUN([LYX_USE_INCLUDED_MYTHES],[
634 AC_ARG_WITH(included-mythes,
635 [AS_HELP_STRING([--with-included-mythes],[force to use the MyThes lib supplied with LyX])],
636 [use_included_mythes=$withval],
637 [use_included_mythes=no])
638 if test x$use_included_mythes != xyes ; then
640 use_included_mythes=yes
641 AC_CHECK_HEADERS([mythes.hxx mythes/mythes.hxx],
642 [mythes_h_location="<$ac_header>"
644 AC_MSG_CHECKING([checking for MyThes library])
645 for ac_lib in mythes mythes-1.2 ; do
646 LIBS="-l$ac_lib $save_LIBS"
648 [AC_LANG_PROGRAM([#include <cstdio>]
649 [#include $mythes_h_location], [MyThes dummy("idx","dat")])],
650 [MYTHES_LIBS=-l$ac_lib
651 AC_MSG_RESULT([$MYTHES_LIBS])
652 use_included_mythes=no])
654 if test $use_included_mythes != no ; then
655 AC_MSG_RESULT([not found])
660 if test $use_included_mythes = yes ; then
661 mythes_h_location="<mythes.hxx>"
662 MYTHES_INCLUDES='-I$(top_srcdir)/3rdparty/mythes/1.2.5/'
663 MYTHES_LIBS='$(top_builddir)/3rdparty/mythes/liblyxmythes.a'
664 lyx_included_libs="$lyx_included_libs mythes"
666 AM_CONDITIONAL(USE_INCLUDED_MYTHES, test x$use_included_mythes = xyes)
667 AC_DEFINE_UNQUOTED(MYTHES_H_LOCATION,$mythes_h_location,[Location of mythes.hxx])
668 AC_SUBST(MYTHES_INCLUDES)
669 AC_SUBST(MYTHES_LIBS)
670 AC_MSG_CHECKING([whether to use included MyThes library])
671 AC_MSG_RESULT([$use_included_mythes])
675 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
676 dnl [default-yes-value])
677 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
678 dnl resulting directory name in 'dir-var-name'.
679 AC_DEFUN([LYX_WITH_DIR],[
680 AC_ARG_WITH($1,[AS_HELP_STRING([--with-$1],[specify $2])])
681 AC_MSG_CHECKING([for $2])
682 if test -z "$with_$3"; then
683 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
685 test "x$with_$3" = xyes && with_$3=$5
688 AC_MSG_RESULT($lyx_cv_$3)
692 dnl Usage: LYX_LOOP_DIR(value,action)
693 dnl Executes action for values of variable `dir' in `values'. `values' can
694 dnl use ":" as a separator.
695 AC_DEFUN([LYX_LOOP_DIR],[
696 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
697 for dir in `eval "echo $1"`; do
698 if test ! "$dir" = NONE; then
699 test ! -d "$dir" && AC_MSG_ERROR(['$dir' is not a directory])
707 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
709 AC_DEFUN([LYX_ADD_LIB_DIR],[
711 if test "`(uname) 2>/dev/null`" = SunOS &&
712 uname -r | grep '^5' >/dev/null; then
713 if test $ac_cv_cxx_compiler_gnu = yes ; then
714 $1="${$1} -Wl[,]-R$2"
721 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
723 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
725 ### Check for a headers existence and location iff it exists
726 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
727 ## It almost works. I've tried a few variations but they give errors
728 ## of one sort or other: bad substitution or file not found etc. The
729 ## actual header _is_ found though and the cache variable is set however
730 ## the reported setting (on screen) is equal to $ac_safe for some unknown
732 ## Additionally, autoheader can't figure out what to use as the name in
733 ## the config.h.in file so we need to write our own entries there -- one for
734 ## each header in the form PATH_HEADER_NAME_H
736 AC_DEFUN([LYX_PATH_HEADER],
737 [ AC_CHECK_HEADER($1,[
738 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
739 ### the only remaining problem is getting the second parameter to this
740 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
741 ### of $ac_safe being printed.
742 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
743 [ cat > conftest.$ac_ext <<EOF
744 #line __oline__ "configure"
745 #include "confdefs.h"
749 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
750 grep $1 2>/dev/null | \
751 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
752 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
754 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
756 ### end of LYX_PATH_HEADER
758 ## Check what kind of packaging should be used at install time.
759 ## The default is autodetected.
760 AC_DEFUN([LYX_USE_PACKAGING],
761 [AC_MSG_CHECKING([what packaging should be used])
762 AC_ARG_WITH(packaging,
763 [AS_HELP_STRING([--with-packaging=STR],[set packaging for installation among:
764 posix, windows, macosx, haiku (default is autodetected)])],
765 [lyx_use_packaging="$withval"], [
767 *-apple-darwin*) lyx_use_packaging=macosx ;;
768 *-pc-mingw*) lyx_use_packaging=windows ;;
769 *-mingw32*) lyx_use_packaging=windows ;;
770 *haiku*) lyx_use_packaging=haiku ;;
771 *) lyx_use_packaging=posix ;;
773 AC_MSG_RESULT($lyx_use_packaging)
774 lyx_install_posix=false
775 lyx_install_macosx=false
776 lyx_install_cygwin=false
777 lyx_install_windows=false
778 case $lyx_use_packaging in
779 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
780 PACKAGE=LyX${version_suffix}
781 default_prefix="/Applications/${PACKAGE}.app"
782 AC_SUBST(osx_bundle_program_name,"${program_base_name}")
783 bindir='${prefix}/Contents/MacOS'
784 libdir='${prefix}/Contents/Resources'
785 datarootdir='${prefix}/Contents/Resources'
786 pkgdatadir='${datadir}'
787 mandir='${datadir}/man'
788 lyx_install_macosx=true ;;
789 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
790 PACKAGE=LyX${version_suffix}
791 default_prefix="C:/Program Files/${PACKAGE}"
792 bindir='${prefix}/bin'
793 libdir='${prefix}/Resources'
794 datarootdir='${prefix}/Resources'
795 pkgdatadir='${datadir}'
796 mandir='${prefix}/Resources/man'
797 lyx_install_windows=true ;;
798 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
799 PACKAGE=lyx${version_suffix}
800 program_suffix=$version_suffix
801 pkgdatadir='${datadir}/${PACKAGE}'
802 default_prefix=$ac_default_prefix
804 *cygwin*) lyx_install_cygwin=true ;;
805 *apple-darwin*) lyx_install_macosx=true ;;
807 lyx_install_posix=true ;;
808 haiku) AC_DEFINE(USE_HAIKU_PACKAGING, 1, [Define to 1 if LyX should use a Haiku-style file layout])
809 PACKAGE=lyx${version_suffix}
810 program_suffix=$version_suffix
811 pkgdatadir='${datadir}/${PACKAGE}'
812 default_prefix=$ac_default_prefix
813 lyx_install_posix=true ;;
814 *) AC_MSG_ERROR([unknown packaging type $lyx_use_packaging.]) ;;
816 AM_CONDITIONAL(INSTALL_MACOSX, $lyx_install_macosx)
817 AM_CONDITIONAL(INSTALL_WINDOWS, $lyx_install_windows)
818 AM_CONDITIONAL(INSTALL_CYGWIN, $lyx_install_cygwin)
819 AM_CONDITIONAL(INSTALL_POSIX, $lyx_install_posix)
821 AC_SUBST(program_suffix)
825 ## ------------------------------------------------------------------------
826 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
827 ## one or two arguments.
829 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
830 ## ------------------------------------------------------------------------
832 AC_DEFUN([AC_FUNC_MKDIR],
833 [AC_CHECK_FUNCS([mkdir _mkdir])
834 AC_CACHE_CHECK([whether mkdir takes one argument],
835 [ac_cv_mkdir_takes_one_arg],
836 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
837 #include <sys/stat.h>
841 ]], [[mkdir (".");]])],[ac_cv_mkdir_takes_one_arg=yes],[ac_cv_mkdir_takes_one_arg=no])])
842 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
843 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
844 [Define if mkdir takes only one argument.])
849 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
850 dnl (which may be a relative path, and need not refer to any existing
853 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
854 dnl native Win32 path name, (but with slashes, not backslashes).
856 dnl On any other system, it is simply the result which would be obtained
857 dnl if PATHNAME represented an existing directory, and the pwd command was
858 dnl executed in that directory.
859 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
861 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
862 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
863 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
865 ac_dir=`AS_DIRNAME(["$ac_dir"])`
867 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
868 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
869 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'
873 dnl this is used by the macro blow to general a proper config.h.in entry
874 m4_define([LYX_AH_CHECK_DECL],
875 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
876 [Define if you have the prototype for function `$1'])])dnl`
878 dnl Check things are declared in headers to avoid errors or warnings.
879 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
880 dnl Defines HAVE_DECL_{FUNCTION}
881 AC_DEFUN([LYX_CHECK_DECL],
882 [LYX_AH_CHECK_DECL($1)
885 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
886 AC_EGREP_HEADER($1, $ac_header,
888 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))
893 dnl this is used by the macro below to generate a proper config.h.in entry
894 m4_define([LYX_AH_CHECK_DEF],
895 [AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
896 [Define to 1 if `$1' is defined in `$2'])])dnl'
898 dnl Check whether name is defined in header by using it in codesnippet.
899 dnl Called like LYX_CHECK_DEF(name, header, codesnippet)
900 dnl Defines HAVE_DEF_{NAME}
901 AC_DEFUN([LYX_CHECK_DEF],
902 [LYX_AH_CHECK_DEF($1, $2)
903 AC_MSG_CHECKING([whether $1 is defined by header $2])
904 save_CPPFLAGS=$CPPFLAGS
905 CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
906 save_CXXFLAGS=$CXXFLAGS
907 CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
909 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <$2>]], [[$3]])],[lyx_have_def_name=yes],[lyx_have_def_name=no])
911 CXXFLAGS=$save_CXXFLAGS
912 CPPFLAGS=$save_CPPFLAGS
913 AC_MSG_RESULT($lyx_have_def_name)
914 if test "x$lyx_have_def_name" = xyes; then
915 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DEF_$1))
919 dnl Extract the single digits from PACKAGE_VERSION and make them available.
920 dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL,
921 dnl LYX_RELEASE_PATCH (possibly equal to 0), LYX_DIR_VER, and LYX_USERDIR_VER.
922 AC_DEFUN([LYX_SET_VERSION_INFO],
923 [lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
924 lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
925 lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
926 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
927 lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
928 lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
929 test "x$lyx_patch" = "x" && lyx_patch=0
930 lyx_dir_ver=LYX_DIR_${lyx_major}${lyx_minor}x
931 lyx_userdir_ver=LYX_USERDIR_${lyx_major}${lyx_minor}x
932 AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
933 AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
934 AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
935 AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
936 AC_SUBST(LYX_DIR_VER,"$lyx_dir_ver")
937 AC_SUBST(LYX_USERDIR_VER,"$lyx_userdir_ver")