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 variables "lyx_devel_version" and "lyx_prerelease"
9 AC_DEFUN([LYX_CHECK_VERSION],[
10 echo "configuring LyX version $VERSION"
11 if echo "$VERSION" | grep 'cvs' >/dev/null ; then
13 AC_DEFINE(DEVEL_VERSION, 1, [Define if you are building a development version of LyX])
14 echo "WARNING: This is a development version. Expect bugs."
18 if echo "$VERSION" | grep 'pre' > /dev/null ; then
20 echo "WARNING: This is a prerelease. Be careful and backup your documents."
24 AC_SUBST(lyx_devel_version)])
27 dnl Define the option to set a LyX version on installed executables and directories
30 AC_DEFUN([LYX_VERSION_SUFFIX],[
31 AC_MSG_CHECKING([for install target ... ])
32 RPM_VERSION_SUFFIX='""'
33 AC_ARG_WITH(version-suffix,
34 [ --with-version-suffix[=<version>] install lyx files as lyx<version>],
35 [if test "x$withval" = "xyes";
38 ac_configure_args=`echo $ac_configure_args | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
41 program_suffix=$withval
42 RPM_VERSION_SUFFIX="--with-version-suffix=$withval"],
44 AC_SUBST(RPM_VERSION_SUFFIX)
45 AC_MSG_RESULT([$lyxname])
49 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
50 dnl flag lyx_error to yes.
51 AC_DEFUN([LYX_ERROR],[
52 lyx_error_txt="$lyx_error_txt
58 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
59 dnl flag lyx_warning to yes.
60 AC_DEFUN([LYX_WARNING],[
61 lyx_warning_txt="$lyx_warning_txt
67 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
68 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
69 AC_DEFUN([LYX_LIB_ERROR],[
70 LYX_ERROR([Cannot find $1. Please check that the $2 library
71 is correctly installed on your system.])])
74 dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
75 dnl has occured previously.
76 AC_DEFUN([LYX_CHECK_ERRORS],[
77 if test x$lyx_error = xyes; then
79 **** The following problems have been detected by configure.
80 **** Please check the messages below before running 'make'.
81 **** (see the section 'Problems' in the INSTALL file)
87 if test x$lyx_warning = xyes; then
89 === The following minor problems have been detected by configure.
90 === Please check the messages below before running 'make'.
91 === (see the section 'Problems' in the INSTALL file)
96 Configuration of LyX was successful.
97 Type 'make' to compile the program,
98 and then 'make install' to install it.
103 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
105 define(LYX_SEARCH_PROG,[dnl
106 for ac_prog in $2 ; do
107 # Extract the first word of "$ac_prog", so it can be a program name with args.
108 set dummy $ac_prog ; ac_word=$[2]
109 if test -z "[$]$1"; then
110 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
111 for ac_dir in $PATH; do
112 test -z "$ac_dir" && ac_dir=.
113 if test -f [$ac_dir/$ac_word]; then
121 if test -n "[$]$1"; then
127 test -n "[$]$1" && break
132 AC_DEFUN([LYX_PROG_CXX_WORKS],
134 cat >conftest.C <<EOF
136 // we require the mutable keyword
139 // we require namespace support
147 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
148 rm -f conftest.C conftest.o conftest.obj || true
152 AC_DEFUN([LYX_PROG_CXX],
153 [AC_MSG_CHECKING([for a good enough C++ compiler])
154 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
156 if test -z "$CXX" ; then
157 AC_MSG_ERROR([Unable to find a good enough C++ compiler])
163 ### We might want to get or shut warnings.
164 AC_ARG_ENABLE(warnings,
165 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
166 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
171 if test x$enable_warnings = xyes ; then
172 lyx_flags="warnings $lyx_flags"
173 AC_DEFINE(WITH_WARNINGS, 1,
174 [Define this if you want to see the warning directives put here and
175 there by the developpers to get attention])
178 ### We might want to disable debug
180 AC_HELP_STRING([--enable-debug],[enable debug information]),,
181 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
187 AC_ARG_ENABLE(stdlib-debug,
188 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
189 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
190 enable_stdlib_debug=yes;
192 enable_stdlib_debug=no;
195 AC_ARG_ENABLE(concept-checks,
196 AC_HELP_STRING([--enable-concept-checks],[enable concept checks]),,
197 [ if test $lyx_devel_version = yes -o $lyx-prerelease = yes ; then
198 enable_concept_checks=yes;
200 enable_concept_checks=no;
203 ### set up optimization
204 AC_ARG_ENABLE(optimization,
205 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
206 enable_optimization=yes;)
207 case $enable_optimization in
210 *) lyx_opt=${enable_optimization};;
214 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
218 # set the compiler options correctly.
219 if test x$GXX = xyes; then
220 dnl Useful for global version info
221 gxx_version=`${CXX} -dumpversion`
222 CXX_VERSION="($gxx_version)"
224 if test "$ac_test_CXXFLAGS" = set; then
225 CXXFLAGS="$ac_save_CXXFLAGS"
229 if test x$enable_debug = xyes ; then
231 CXXFLAGS="-g $CXXFLAGS"
233 if test x$enable_warnings = xyes ; then
236 CPPFLAGS="-W -Wall $CPPFLAGS"
239 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
245 2.95.1) AM_CXXFLAGS="-fpermissive -ftemplate-depth-30";;
246 2.95.*) AM_CXXFLAGS="-Wno-non-template-friend -ftemplate-depth-30";;
247 2.96*) AM_CXXFLAGS="-fno-exceptions -ftemplate-depth-30 -Wno-non-template-friend";;
248 3.1*) AM_CXXFLAGS="-finline-limit=500 -fno-exceptions";;
249 3.2*|3.3*) AM_CXXFLAGS="-fno-exceptions";;
251 AM_CXXFLAGS="-fno-exceptions"
252 test $enable_pch = yes && lyx_pch_comp=yes
256 if test x$enable_stdlib_debug = xyes ; then
259 lyx_flags="stdlib-debug $lyx_flags"
260 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
261 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
265 if test x$enable_concept_checks = xyes ; then
268 lyx_flags="concept-checks $lyx_flags"
269 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
272 lyx_flags="concept-checks $lyx_flags"
273 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
278 test "$lyx_pch_comp" = yes && lyx_flags="pch $lyx_flags"
279 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
283 dnl NOT USED CURRENTLY*************************************
284 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
286 AC_DEFUN([LYX_CXX_RTTI],[
287 ### Check whether the compiler supports runtime type information
288 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
292 virtual int tag() { return 0; }
294 class derived1 : public rtti {
296 int tag() { return 1; }
298 class derived2 : public rtti {
300 int tag() { return 2; }
303 derived1 * foo1 = new derived1();
304 derived2 * foo2 = new derived2();
306 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
310 bar1 = dynamic_cast<derived1 *>(bar);
315 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
317 if test x$lyx_cv_rtti = xyes ; then
318 AC_DEFINE(HAVE_RTTI, 1,
319 [Define to 1 if your compiler supports runtime type information])
323 dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
324 dnl understands the "explicit" directive.
325 AC_DEFUN([LYX_CXX_EXPLICIT],[
326 ### Check whether the compiler understands the keyword `explicit'
327 AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
332 };],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
334 if test $lyx_cv_explicit = no ; then
335 AC_DEFINE(explicit,[ ],
336 [Define to nothing if your compiler does not understand the
337 'explicit' directive])
341 dnl NOT USED CURRENTLY*************************************
342 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
343 dnl has a working stl stack template
344 AC_DEFUN([LYX_CXX_STL_STACK],[
345 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
352 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
354 if test $lyx_cv_broken_stack = yes ; then
355 AC_DEFINE(BROKEN_STL_STACK, 1,
356 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
361 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
362 dnl count template, if not the old HP version is assumed.
363 AC_DEFUN([LYX_STD_COUNT],[
364 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
368 int countChar(char * b, char * e, char const c)
370 return count(b, e, c);
374 int i = countChar(a, a + 5, 'l');
375 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
377 if test $lyx_cv_std_count = yes ; then
378 AC_DEFINE(HAVE_STD_COUNT, 1,
379 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
383 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
384 dnl supports modern STL streams
385 AC_DEFUN([LYX_CXX_STL_MODERN_STREAMS],[
386 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
390 std::streambuf * test = std::cerr.rdbuf();
392 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
394 if test $lyx_cv_modern_streams = yes ; then
395 AC_DEFINE(MODERN_STL_STREAMS, 1,
396 [Define if you have modern standard-compliant STL streams])
400 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
402 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
403 AC_ARG_WITH(included-boost,
404 [ --with-included-boost use the boost lib supplied with LyX],
405 [lyx_cv_with_included_boost=$withval
406 AC_MSG_RESULT([$with_included_boost])],
407 [lyx_cv_with_included_boost=yes])
408 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
412 dnl NOT USED CURRENTLY*************************************
414 AC_DEFUN([LYX_CXX_PARTIAL], [
415 AC_REQUIRE([AC_PROG_CXX])
416 AC_CACHE_CHECK([if C++ compiler supports partial specialization],
417 [lyx_cv_cxx_partial_specialization],
420 template<class T, class K>
424 template<class T> class k<void,T> { };
429 lyx_cv_cxx_partial_specialization=yes
431 lyx_cv_cxx_partial_specialization=no
434 if test x$lyx_cv_cxx_partial_specialization = xyes ; then
435 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
436 [Defined if your compiler supports partial specialization.])
441 dnl Usage: LYX_CXX_GLOBAL_CSTD: checks whether C library functions
442 dnl are already in the global namespace
443 AC_DEFUN([LYX_CXX_GLOBAL_CSTD],[
444 AC_CACHE_CHECK(whether C library functions are already in the global namespace,
445 lyx_cv_cxx_global_cstd,
451 ],[lyx_cv_cxx_global_cstd=no],[lyx_cv_cxx_global_cstd=yes])])
452 if test x$lyx_cv_cxx_global_cstd = xyes; then
453 AC_DEFINE(CXX_GLOBAL_CSTD,1,
454 [Define if your C++ compiler puts C library functions in the global namespace])
459 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
460 dnl [default-yes-value])
461 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
462 dnl resulting directory name in 'dir-var-name'.
463 AC_DEFUN([LYX_WITH_DIR],[
464 AC_ARG_WITH($1,[ --with-$1 specify $2])
465 AC_MSG_CHECKING([for $2])
466 if test -z "$with_$3"; then
467 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
469 test "x$with_$3" = xyes && with_$3=$5
472 AC_MSG_RESULT($lyx_cv_$3)])
475 dnl Usage: LYX_LOOP_DIR(value,action)
476 dnl Executes action for values of variable `dir' in `values'. `values' can
477 dnl use ":" as a separator.
478 AC_DEFUN([LYX_LOOP_DIR],[
479 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
480 for dir in `eval "echo $1"`; do
481 if test ! "$dir" = NONE; then
482 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
490 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
492 AC_DEFUN([LYX_ADD_LIB_DIR],[
494 if test "`(uname) 2>/dev/null`" = SunOS &&
495 uname -r | grep '^5' >/dev/null; then
496 if test $ac_cv_prog_gxx = yes ; then
497 $1="${$1} -Wl[,]-R$2"
504 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
506 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
508 ### Check for a headers existence and location iff it exists
509 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
510 ## It almost works. I've tried a few variations but they give errors
511 ## of one sort or other: bad substitution or file not found etc. The
512 ## actual header _is_ found though and the cache variable is set however
513 ## the reported setting (on screen) is equal to $ac_safe for some unknown
515 ## Additionally, autoheader can't figure out what to use as the name in
516 ## the config.h.in file so we need to write our own entries there -- one for
517 ## each header in the form PATH_HEADER_NAME_H
519 AC_DEFUN([LYX_PATH_HEADER],
520 [ AC_CHECK_HEADER($1,[
521 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
522 ### the only remaining problem is getting the second parameter to this
523 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
524 ### of $ac_safe being printed.
525 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
526 [ cat > conftest.$ac_ext <<EOF
527 #line __oline__ "configure"
528 #include "confdefs.h"
532 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
533 grep $1 2>/dev/null | \
534 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
535 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
537 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
539 ### end of LYX_PATH_HEADER
541 ### Check which frontends we want to use. The default is XForms only
543 AC_DEFUN([LYX_USE_FRONTENDS],
544 [AC_MSG_CHECKING([what frontend should be used for the GUI])
545 AC_ARG_WITH(frontend,
546 [ --with-frontend=THIS Use THIS frontend as main GUI:
547 Possible values: xforms, qt, gtk(EXPERIMENTAL)],
548 [FRONTENDS="$withval"], [FRONTENDS="xforms"])
549 AC_MSG_RESULT($FRONTENDS)
551 AC_SUBST(FRONTENDS_SUBDIRS)
552 AC_SUBST(FRONTENDS_PROGS)
556 ## Check what kind of packaging should be used at install time.
557 ## The default is autodetected.
558 AC_DEFUN([LYX_USE_PACKAGING],
559 [AC_MSG_CHECKING([what packaging should be used])
560 AC_ARG_WITH(packaging,
561 [ --with-packaging=THIS Use THIS packaging for installation:
562 Possible values: posix, windows, macosx],
563 [lyx_use_packaging="$withval"], [
565 *-apple-darwin*) lyx_use_packaging=macosx ;;
566 *-pc-mingw32*) lyx_use_packaging=windows;;
567 *) lyx_use_packaging=posix;;
569 AC_MSG_RESULT($lyx_use_packaging)
570 case $lyx_use_packaging in
571 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
572 default_prefix="/Applications/LyX.app"
573 bindir='${prefix}/Contents/MacOS'
574 libdir='${prefix}/Contents/Resources'
575 datadir='${prefix}/Contents/Resources'
576 mandir='${prefix}/Contents/Resources/man' ;;
577 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
578 default_prefix="C:/Program Files/LyX"
579 bindir='${prefix}/bin'
580 libdir='${prefix}/Resources'
581 datadir='${prefix}/Resources'
582 mandir='${prefix}/Resources/man' ;;
583 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
584 default_prefix=$ac_default_prefix ;;
585 *) LYX_ERROR([Unknown packaging type $lyx_use_packaging]) ;;
590 ## ------------------------------------------------------------------------
591 ## Find a file (or one of more files in a list of dirs)
592 ## ------------------------------------------------------------------------
594 AC_DEFUN([AC_FIND_FILE],
601 if test -r "$i/$j"; then
609 dnl just a wrapper to clean up configure.in
610 AC_DEFUN([LYX_PROG_LIBTOOL],
612 AC_REQUIRE([AC_ENABLE_SHARED])
613 AC_REQUIRE([AC_ENABLE_STATIC])
614 dnl libtool is only for C, so I must force him
615 dnl to find the correct flags for C++
617 ac_save_cflags="$CFLAGS"
620 AM_PROG_LIBTOOL dnl for libraries
622 CFLAGS="$ac_save_cflags"
626 ## ------------------------------------------------------------------------
627 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
628 ## one or two arguments.
630 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
631 ## ------------------------------------------------------------------------
633 AC_DEFUN([AC_FUNC_MKDIR],
634 [AC_CHECK_FUNCS([mkdir _mkdir])
635 AC_CACHE_CHECK([whether mkdir takes one argument],
636 [ac_cv_mkdir_takes_one_arg],
638 #include <sys/stat.h>
643 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
644 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
645 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
646 [Define if mkdir takes only one argument.])