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" AC_PACKAGE_VERSION
11 if echo AC_PACKAGE_VERSION | grep 'svn' >/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 AC_PACKAGE_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 version suffix])
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";
37 withval="-"AC_PACKAGE_VERSION
38 ac_configure_args=`echo $ac_configure_args | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
40 version_suffix=$withval
41 RPM_VERSION_SUFFIX="--with-version-suffix=$withval"])
42 AC_SUBST(RPM_VERSION_SUFFIX)
43 AC_MSG_RESULT([$withval])
47 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
48 dnl flag lyx_error to yes.
49 AC_DEFUN([LYX_ERROR],[
50 lyx_error_txt="$lyx_error_txt
56 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
57 dnl flag lyx_warning to yes.
58 AC_DEFUN([LYX_WARNING],[
59 lyx_warning_txt="$lyx_warning_txt
65 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
66 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
67 AC_DEFUN([LYX_LIB_ERROR],[
68 LYX_ERROR([Cannot find $1. Please check that the $2 library
69 is correctly installed on your system.])])
72 dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
73 dnl has occured previously.
74 AC_DEFUN([LYX_CHECK_ERRORS],[
75 if test x$lyx_error = xyes; then
77 **** The following problems have been detected by configure.
78 **** Please check the messages below before running 'make'.
79 **** (see the section 'Problems' in the INSTALL file)
85 if test x$lyx_warning = xyes; then
87 === The following minor problems have been detected by configure.
88 === Please check the messages below before running 'make'.
89 === (see the section 'Problems' in the INSTALL file)
94 Configuration of LyX was successful.
95 Type 'make' to compile the program,
96 and then 'make install' to install it.
101 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
103 define(LYX_SEARCH_PROG,[dnl
104 for ac_prog in $2 ; do
105 # Extract the first word of "$ac_prog", so it can be a program name with args.
106 set dummy $ac_prog ; ac_word=$[2]
107 if test -z "[$]$1"; then
108 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
109 for ac_dir in $PATH; do
110 test -z "$ac_dir" && ac_dir=.
111 if test -f [$ac_dir/$ac_word]; then
119 if test -n "[$]$1"; then
125 test -n "[$]$1" && break
130 AC_DEFUN([LYX_PROG_CXX_WORKS],
132 cat >conftest.C <<EOF
134 // we require the mutable keyword
137 // we require namespace support
145 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
146 rm -f conftest.C conftest.o conftest.obj || true
150 AC_DEFUN([LYX_PROG_CXX],
151 [AC_MSG_CHECKING([for a good enough C++ compiler])
152 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
154 if test -z "$CXX" ; then
155 AC_MSG_ERROR([Unable to find a good enough C++ compiler])
161 ### We might want to get or shut warnings.
162 AC_ARG_ENABLE(warnings,
163 AC_HELP_STRING([--enable-warnings],[tell the compiler to display more warnings]),,
164 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
169 if test x$enable_warnings = xyes ; then
170 lyx_flags="warnings $lyx_flags"
171 AC_DEFINE(WITH_WARNINGS, 1,
172 [Define this if you want to see the warning directives put here and
173 there by the developpers to get attention])
176 ### We might want to disable debug
178 AC_HELP_STRING([--enable-debug],[enable debug information]),,
179 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
185 AC_ARG_ENABLE(stdlib-debug,
186 AC_HELP_STRING([--enable-stdlib-debug],[enable debug mode in the standard library]),,
187 [ if test $lyx_devel_version = yes ; then
188 enable_stdlib_debug=yes;
190 enable_stdlib_debug=no;
193 AC_ARG_ENABLE(concept-checks,
194 AC_HELP_STRING([--enable-concept-checks],[enable concept checks]),,
195 [ if test $lyx_devel_version = yes -o $lyx-prerelease = yes ; then
196 enable_concept_checks=yes;
198 enable_concept_checks=no;
201 AC_ARG_ENABLE(profiling,
202 AC_HELP_STRING([--enable-profiling],[enable profiling]),,
203 enable_profiling=no;)
205 ### set up optimization
206 AC_ARG_ENABLE(optimization,
207 AC_HELP_STRING([--enable-optimization[=value]],[enable compiler optimisation]),,
208 enable_optimization=yes;)
209 case $enable_optimization in
211 if test $lyx_devel_version = yes ; then
217 *) lyx_opt=${enable_optimization};;
221 AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
225 # set the compiler options correctly.
226 if test x$GXX = xyes; then
227 dnl Useful for global version info
228 gxx_version=`${CXX} -dumpversion`
229 CXX_VERSION="($gxx_version)"
231 if test "$ac_test_CXXFLAGS" = set; then
232 CXXFLAGS="$ac_save_CXXFLAGS"
236 if test x$enable_debug = xyes ; then
238 CXXFLAGS="-g $CXXFLAGS"
240 if test x$enable_profiling = xyes ; then
242 CXXFLAGS="-pg $CXXFLAGS"
243 LDFLAGS="-pg $LDFLAGS"
245 if test x$enable_warnings = xyes ; then
248 CPPFLAGS="-W -Wall $CPPFLAGS"
251 CPPFLAGS="-Wextra -Wall $CPPFLAGS "
257 3.1*) AM_CXXFLAGS="-finline-limit=500 ";;
258 3.2*|3.3*) AM_CXXFLAGS="";;
261 test $enable_pch = yes && lyx_pch_comp=yes
265 if test x$enable_stdlib_debug = xyes ; then
268 lyx_flags="stdlib-debug $lyx_flags"
269 AC_DEFINE(_GLIBCXX_DEBUG, 1, [libstdc++ debug mode])
270 AC_DEFINE(_GLIBCXX_DEBUG_PEDANTIC, 1, [libstdc++ pedantic debug mode])
274 if test x$enable_concept_checks = xyes ; then
277 lyx_flags="concept-checks $lyx_flags"
278 AC_DEFINE(_GLIBCPP_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
281 lyx_flags="concept-checks $lyx_flags"
282 AC_DEFINE(_GLIBCXX_CONCEPT_CHECKS, 1, [libstdc++ concept checking])
287 test "$lyx_pch_comp" = yes && lyx_flags="pch $lyx_flags"
288 AM_CONDITIONAL(LYX_BUILD_PCH, test "$lyx_pch_comp" = yes)
292 dnl NOT USED CURRENTLY*************************************
293 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
295 AC_DEFUN([LYX_CXX_RTTI],[
296 ### Check whether the compiler supports runtime type information
297 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
301 virtual int tag() { return 0; }
303 class derived1 : public rtti {
305 int tag() { return 1; }
307 class derived2 : public rtti {
309 int tag() { return 2; }
312 derived1 * foo1 = new derived1();
313 derived2 * foo2 = new derived2();
315 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
319 bar1 = dynamic_cast<derived1 *>(bar);
324 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
326 if test x$lyx_cv_rtti = xyes ; then
327 AC_DEFINE(HAVE_RTTI, 1,
328 [Define to 1 if your compiler supports runtime type information])
332 dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
333 dnl understands the "explicit" directive.
334 AC_DEFUN([LYX_CXX_EXPLICIT],[
335 ### Check whether the compiler understands the keyword `explicit'
336 AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
341 };],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
343 if test $lyx_cv_explicit = no ; then
344 AC_DEFINE(explicit,[ ],
345 [Define to nothing if your compiler does not understand the
346 'explicit' directive])
350 dnl NOT USED CURRENTLY*************************************
351 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
352 dnl has a working stl stack template
353 AC_DEFUN([LYX_CXX_STL_STACK],[
354 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
361 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
363 if test $lyx_cv_broken_stack = yes ; then
364 AC_DEFINE(BROKEN_STL_STACK, 1,
365 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
370 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
371 dnl count template, if not the old HP version is assumed.
372 AC_DEFUN([LYX_STD_COUNT],[
373 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
377 int countChar(char * b, char * e, char const c)
379 return count(b, e, c);
383 int i = countChar(a, a + 5, 'l');
384 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
386 if test $lyx_cv_std_count = yes ; then
387 AC_DEFINE(HAVE_STD_COUNT, 1,
388 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
392 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
393 dnl supports modern STL streams
394 AC_DEFUN([LYX_CXX_STL_MODERN_STREAMS],[
395 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
399 std::streambuf * test = std::cerr.rdbuf();
401 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
403 if test $lyx_cv_modern_streams = yes ; then
404 AC_DEFINE(MODERN_STL_STREAMS, 1,
405 [Define if you have modern standard-compliant STL streams])
409 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
411 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
412 AC_ARG_WITH(included-boost,
413 [ --with-included-boost use the boost lib supplied with LyX],
414 [lyx_cv_with_included_boost=$withval
415 AC_MSG_RESULT([$with_included_boost])],
416 [lyx_cv_with_included_boost=yes])
417 AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
421 dnl NOT USED CURRENTLY*************************************
423 AC_DEFUN([LYX_CXX_PARTIAL], [
424 AC_REQUIRE([AC_PROG_CXX])
425 AC_CACHE_CHECK([if C++ compiler supports partial specialization],
426 [lyx_cv_cxx_partial_specialization],
429 template<class T, class K>
433 template<class T> class k<void,T> { };
438 lyx_cv_cxx_partial_specialization=yes
440 lyx_cv_cxx_partial_specialization=no
443 if test x$lyx_cv_cxx_partial_specialization = xyes ; then
444 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
445 [Defined if your compiler supports partial specialization.])
450 dnl Usage: LYX_CXX_GLOBAL_CSTD: checks whether C library functions
451 dnl are already in the global namespace
452 AC_DEFUN([LYX_CXX_GLOBAL_CSTD],[
453 AC_CACHE_CHECK(whether C library functions are already in the global namespace,
454 lyx_cv_cxx_global_cstd,
460 ],[lyx_cv_cxx_global_cstd=no],[lyx_cv_cxx_global_cstd=yes])])
461 if test x$lyx_cv_cxx_global_cstd = xyes; then
462 AC_DEFINE(CXX_GLOBAL_CSTD,1,
463 [Define if your C++ compiler puts C library functions in the global namespace])
468 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
469 dnl [default-yes-value])
470 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
471 dnl resulting directory name in 'dir-var-name'.
472 AC_DEFUN([LYX_WITH_DIR],[
473 AC_ARG_WITH($1,[ --with-$1 specify $2])
474 AC_MSG_CHECKING([for $2])
475 if test -z "$with_$3"; then
476 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
478 test "x$with_$3" = xyes && with_$3=$5
481 AC_MSG_RESULT($lyx_cv_$3)])
484 dnl Usage: LYX_LOOP_DIR(value,action)
485 dnl Executes action for values of variable `dir' in `values'. `values' can
486 dnl use ":" as a separator.
487 AC_DEFUN([LYX_LOOP_DIR],[
488 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
489 for dir in `eval "echo $1"`; do
490 if test ! "$dir" = NONE; then
491 test ! -d "$dir" && AC_MSG_ERROR([\"$dir\" is not a directory])
499 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
501 AC_DEFUN([LYX_ADD_LIB_DIR],[
503 if test "`(uname) 2>/dev/null`" = SunOS &&
504 uname -r | grep '^5' >/dev/null; then
505 if test $ac_cv_prog_gxx = yes ; then
506 $1="${$1} -Wl[,]-R$2"
513 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
515 AC_DEFUN([LYX_ADD_INC_DIR],[$1="${$1} -I$2 "])
517 ### Check for a headers existence and location iff it exists
518 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
519 ## It almost works. I've tried a few variations but they give errors
520 ## of one sort or other: bad substitution or file not found etc. The
521 ## actual header _is_ found though and the cache variable is set however
522 ## the reported setting (on screen) is equal to $ac_safe for some unknown
524 ## Additionally, autoheader can't figure out what to use as the name in
525 ## the config.h.in file so we need to write our own entries there -- one for
526 ## each header in the form PATH_HEADER_NAME_H
528 AC_DEFUN([LYX_PATH_HEADER],
529 [ AC_CHECK_HEADER($1,[
530 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
531 ### the only remaining problem is getting the second parameter to this
532 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
533 ### of $ac_safe being printed.
534 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
535 [ cat > conftest.$ac_ext <<EOF
536 #line __oline__ "configure"
537 #include "confdefs.h"
541 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
542 grep $1 2>/dev/null | \
543 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
544 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
546 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path, [dummy])])
548 ### end of LYX_PATH_HEADER
550 ### Check which frontends we want to use. The default is XForms only
552 AC_DEFUN([LYX_USE_FRONTENDS],
553 [AC_MSG_CHECKING([what frontend should be used for the GUI])
554 AC_ARG_WITH(frontend,
555 [ --with-frontend=THIS Use THIS frontend as main GUI:
556 Possible values: xforms, qt, gtk(EXPERIMENTAL)],
557 [FRONTENDS="$withval"])
558 if test "x$FRONTENDS" = x ; then
560 AC_ERROR("Please select a frontend using --with-frontend")
562 AC_MSG_RESULT($FRONTENDS)
564 AC_SUBST(FRONTENDS_SUBDIRS)
565 AC_SUBST(FRONTENDS_PROGS)
569 ## Check what kind of packaging should be used at install time.
570 ## The default is autodetected.
571 AC_DEFUN([LYX_USE_PACKAGING],
572 [AC_MSG_CHECKING([what packaging should be used])
573 AC_ARG_WITH(packaging,
574 [ --with-packaging=THIS Use THIS packaging for installation:
575 Possible values: posix, windows, macosx],
576 [lyx_use_packaging="$withval"], [
578 *-apple-darwin*) lyx_use_packaging=macosx ;;
579 *-pc-mingw32*) lyx_use_packaging=windows;;
580 *) lyx_use_packaging=posix;;
582 AC_MSG_RESULT($lyx_use_packaging)
583 case $lyx_use_packaging in
584 macosx) AC_DEFINE(USE_MACOSX_PACKAGING, 1, [Define to 1 if LyX should use a MacOS X application bundle file layout])
585 PACKAGE=LyX${version_suffix}
586 default_prefix="/Applications/${PACKAGE}.app"
587 bindir='${prefix}/Contents/MacOS'
588 libdir='${prefix}/Contents/Resources'
589 datadir='${prefix}/Contents/Resources'
590 pkgdatadir='${datadir}'
591 mandir='${datadir}/man' ;;
592 windows) AC_DEFINE(USE_WINDOWS_PACKAGING, 1, [Define to 1 if LyX should use a Windows-style file layout])
593 PACKAGE=LyX${version_suffix}
594 program_suffix=$version_suffix
595 default_prefix="C:/Program Files/${PACKAGE}"
596 bindir='${prefix}/bin'
597 libdir='${prefix}/Resources'
598 datadir='${prefix}/Resources'
599 pkgdatadir='${datadir}'
600 mandir='${prefix}/Resources/man' ;;
601 posix) AC_DEFINE(USE_POSIX_PACKAGING, 1, [Define to 1 if LyX should use a POSIX-style file layout])
602 PACKAGE=lyx${version_suffix}
603 program_suffix=$version_suffix
604 pkgdatadir='${datadir}/${PACKAGE}'
605 default_prefix=$ac_default_prefix ;;
606 *) LYX_ERROR([Unknown packaging type $lyx_use_packaging]) ;;
612 ## ------------------------------------------------------------------------
613 ## Find a file (or one of more files in a list of dirs)
614 ## ------------------------------------------------------------------------
616 AC_DEFUN([AC_FIND_FILE],
623 if test -r "$i/$j"; then
631 dnl just a wrapper to clean up configure.in
632 AC_DEFUN([LYX_PROG_LIBTOOL],
634 AC_REQUIRE([AC_ENABLE_SHARED])
635 AC_REQUIRE([AC_ENABLE_STATIC])
636 dnl libtool is only for C, so I must force him
637 dnl to find the correct flags for C++
639 ac_save_cflags="$CFLAGS"
642 AC_PROG_LIBTOOL dnl for libraries
644 CFLAGS="$ac_save_cflags"
648 ## ------------------------------------------------------------------------
649 ## Check whether mkdir() is mkdir or _mkdir, and whether it takes
650 ## one or two arguments.
652 ## http://ac-archive.sourceforge.net/C_Support/ac_func_mkdir.html
653 ## ------------------------------------------------------------------------
655 AC_DEFUN([AC_FUNC_MKDIR],
656 [AC_CHECK_FUNCS([mkdir _mkdir])
657 AC_CACHE_CHECK([whether mkdir takes one argument],
658 [ac_cv_mkdir_takes_one_arg],
660 #include <sys/stat.h>
665 [ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
666 if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
667 AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
668 [Define if mkdir takes only one argument.])
673 dnl Set VAR to the canonically resolved absolute equivalent of PATHNAME,
674 dnl (which may be a relative path, and need not refer to any existing
677 dnl On Win32-MSYS build hosts, the returned path is resolved to its true
678 dnl native Win32 path name, (but with slashes, not backslashes).
680 dnl On any other system, it is simply the result which would be obtained
681 dnl if PATHNAME represented an existing directory, and the pwd command was
682 dnl executed in that directory.
683 AC_DEFUN([MSYS_AC_CANONICAL_PATH],
685 ( exec 2>/dev/null; cd / && pwd -W ) | grep ':' >/dev/null &&
686 ac_pwd_w="pwd -W" || ac_pwd_w=pwd
687 until ac_val=`exec 2>/dev/null; cd "$ac_dir" && $ac_pwd_w`
689 ac_dir=`AS_DIRNAME(["$ac_dir"])`
691 ac_dir=`echo "$ac_dir" | sed 's?^[[./]]*??'`
692 ac_val=`echo "$ac_val" | sed 's?/*$[]??'`
693 $1=`echo "$2" | sed "s?^[[./]]*$ac_dir/*?$ac_val/?"'