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_GET_VERSION Sets "lyx_version" to the version of LyX being
8 dnl built, displays it and sets variable "lyx_devel" to yes or no depending
9 dnl whether the version is a development release or not.
10 AC_DEFUN(LYX_GET_VERSION,[
12 VERSION=`grep '#define *LYX_VERSION' $1 |
13 sed -e 's/^.*"\(.*\)"$/\1/' 2>/dev/null`
14 echo "configuring LyX version $VERSION"
15 if echo "$VERSION" | grep 'cvs' >/dev/null ; then
17 echo "WARNING: This is a development version. Expect bugs."
21 if echo "$VERSION" | grep 'pre' > /dev/null ; then
23 echo "WARNING: This is a prerelease. Be careful and backup your documents."
28 PACKAGE=lyx${program_suffix}
29 AC_SUBST(lyx_devel_version)
30 if test $lyx_devel_version = yes ; then
31 AC_DEFINE(DEVEL_VERSION, 1, Define if you are building a development version of LyX)
35 dnl Define the option to set a LyX version on installed executables and directories
38 AC_DEFUN(LYX_VERSION_SUFFIX,[
39 AC_MSG_CHECKING([for install target ... ])
40 AC_ARG_WITH(version-suffix,
41 [ --with-version-suffix[=<version>] install lyx files as lyx<version>],
42 [if test "x$withval" = "xyes";
45 ac_configure_args=`echo $ac_configure_args | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
48 program_suffix=$withval],
50 AC_MSG_RESULT([$lyxname])
53 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
54 dnl flag lyx_error to yes.
56 lyx_error_txt="$lyx_error_txt
62 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
63 dnl flag lyx_warning to yes.
64 AC_DEFUN(LYX_WARNING,[
65 lyx_warning_txt="$lyx_warning_txt
71 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
72 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
73 AC_DEFUN(LYX_LIB_ERROR,[
74 LYX_ERROR([Cannot find $1. Please check that the $2 library
75 is correctly installed on your system.])])
78 dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
79 dnl has occured previously.
80 AC_DEFUN(LYX_CHECK_ERRORS,[
81 if test x$lyx_error = xyes; then
83 **** The following problems have been detected by configure.
84 **** Please check the messages below before running 'make'.
85 **** (see the section 'Problems' in the INSTALL file)
88 deleting cache $cache_file
93 if test x$lyx_warning = xyes; then
95 === The following minor problems have been detected by configure.
96 === Please check the messages below before running 'make'.
97 === (see the section 'Problems' in the INSTALL file)
102 Configuration of LyX was successful.
103 Type 'make' to compile the program,
104 and then 'make install' to install it.
109 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
111 define(LYX_SEARCH_PROG,[dnl
112 for ac_prog in $2 ; do
113 # Extract the first word of "$ac_prog", so it can be a program name with args.
114 set dummy $ac_prog ; ac_word=$[2]
115 if test -z "[$]$1"; then
116 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
117 for ac_dir in $PATH; do
118 test -z "$ac_dir" && ac_dir=.
119 if test -f [$ac_dir/$ac_word]; then
127 if test -n "[$]$1"; then
133 test -n "[$]$1" && break
138 AC_DEFUN(LYX_PROG_CXX_WORKS,
141 AC_TRY_COMPILER([class foo { int bar; }; int main(){return(0);}], ac_cv_prog_cxx_works, ac_cv_prog_cxx_cross)
143 if test $ac_cv_prog_cxx_works = no; then
146 cross_compiling=$ac_cv_prog_cxx_cross
150 AC_DEFUN(LYX_PROG_CXX,
151 [AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
152 AC_MSG_CHECKING([for a working C++ compiler])
153 LYX_SEARCH_PROG(CXX, $CCC g++ gcc c++ CC cxx xlC cc++, LYX_PROG_CXX_WORKS)
155 if test -z "$CXX" ; then
156 AC_ERROR([Unable to find a working C++ compiler])
162 AC_MSG_CHECKING([whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler])
163 AC_MSG_RESULT($cross_compiling)
167 dnl We might want to get or shut warnings.
168 AC_ARG_WITH(warnings,
169 [ --with-warnings tell the compiler to display more warnings],,
170 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
175 if test x$with_warnings = xyes ; then
176 lyx_flags="$lyx_flags warnings"
177 AC_DEFINE(WITH_WARNINGS, 1,
178 [Define this if you want to see the warning directives put here and
179 there by the developpers to get attention])
182 # optimize less for development versions
183 if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
189 # set the debug flags correctly.
190 if test $ac_cv_prog_gxx = yes; then
192 dnl Check whether -g works, even if CXXFLAGS is set, in case the package
193 dnl plays around with CXXFLAGS (such as to build both debugging and
194 dnl normal versions of a library), tasteless as that idea is.
195 ac_test_CXXFLAGS="${CXXFLAGS+set}"
196 ac_save_CXXFLAGS="$CXXFLAGS"
198 dnl Check the version of g++
199 gxx_version=`${CXX} --version`
202 if test "$ac_test_CXXFLAGS" = set; then
203 CXXFLAGS="$ac_save_CXXFLAGS"
204 elif test $ac_cv_prog_cxx_g = yes; then
206 2.95.1) CXXFLAGS="-g $lyx_opt -fpermissive -fno-rtti -fno-exceptions";;
207 2.95.2) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
208 2.95.*) CXXFLAGS="-g $lyx_opt -fno-exceptions";;
209 2.96*) CXXFLAGS="-g $lyx_opt -fno-exceptions";;
210 3.0*) CXXFLAGS="-g $lyx_opt";;
211 *2.91.*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
212 *) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
217 if test x$with_warnings = xyes ; then
219 2.95.*) CXXFLAGS="$CXXFLAGS -W -Wall";;
220 2.96*) CXXFLAGS="$CXXFLAGS -W -Wall";;
221 2.97*) CXXFLAGS="$CXXFLAGS -W -Wall";;
222 *) CXXFLAGS="$CXXFLAGS -W -Wall";;
224 if test $lyx_devel_version = yes ; then
228 2.97*) CXXFLAGS="$CXXFLAGS -Wconversion -Winline";;
236 test "${CXXFLAGS+set}" = set || CXXFLAGS=""
241 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
243 AC_DEFUN(LYX_CXX_RTTI,[
244 ### Check whether the compiler supports runtime type information
245 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
249 virtual int tag() { return 0; }
251 class derived1 : public rtti {
253 int tag() { return 1; }
255 class derived2 : public rtti {
257 int tag() { return 2; }
260 derived1 * foo1 = new derived1();
261 derived2 * foo2 = new derived2();
263 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
267 bar1 = dynamic_cast<derived1 *>(bar);
272 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
274 if test x$lyx_cv_rtti = xyes ; then
275 AC_DEFINE(HAVE_RTTI, 1,
276 [Define to 1 if your compiler supports runtime type information])
280 dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
281 dnl understands the "explicit" directive.
282 AC_DEFUN(LYX_CXX_EXPLICIT,[
283 ### Check whether the compiler understands the keyword `explicit'
284 AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
289 };],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
291 if test $lyx_cv_explicit = no ; then
292 AC_DEFINE(explicit,[ ],
293 [Define to nothing if your compiler does not understand the
294 'explicit' directive])
298 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
299 dnl has a working stl stack template
300 AC_DEFUN(LYX_CXX_STL_STACK,[
301 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
308 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
310 if test $lyx_cv_broken_stack = yes ; then
311 AC_DEFINE(BROKEN_STL_STACK, 1,
312 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
317 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
318 dnl count template, if not the old HP version is assumed.
319 AC_DEFUN(LYX_STD_COUNT,[
320 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
324 int countChar(char * b, char * e, char const c)
326 return count(b, e, c);
330 int i = countChar(a, a + 5, 'l');
331 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
333 if test $lyx_cv_std_count = yes ; then
334 AC_DEFINE(HAVE_STD_COUNT, 1,
335 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
339 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
340 dnl supports modern STL streams
341 AC_DEFUN(LYX_CXX_STL_MODERN_STREAMS,[
342 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
346 std::streambuf * test = std::cerr.rdbuf();
348 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
350 if test $lyx_cv_modern_streams = yes ; then
351 AC_DEFINE(MODERN_STL_STREAMS, 1,
352 [Define if you have modern standard-compliant STL streams])
356 dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
357 dnl has a std::string that is usable for LyX. LyX does not require this
358 dnl std::string to be standard.
359 AC_DEFUN(LYX_CXX_STL_STRING,[
360 AC_REQUIRE([LYX_PROG_CXX])
361 AC_MSG_CHECKING(whether the included std::string should be used)
362 AC_ARG_WITH(included-string,
363 [ --with-included-string use LyX string class instead of STL string],
364 [lyx_cv_with_included_string=$withval],
365 [AC_CACHE_CHECK([],lyx_cv_with_included_string,
370 // LyX has reduced its requirements on the basic_string
371 // implementation so that the basic_string supplied
372 // with gcc is usable. In particular this means that
373 // lyx does not use std::string::clear and not the
374 // strncmp version of std::string::compare. This is mainly
375 // done so that LyX can use precompiled C++ libraries that
376 // already uses the systems basic_string, e.g. gtk--
377 string a("hello there");
381 //int t = a.compare(a.length() - 1, 1, s);
384 lyx_cv_with_included_string=no
386 lyx_cv_with_included_string=yes
390 if test x$lyx_cv_with_included_string = xyes ; then
391 AC_DEFINE(USE_INCLUDED_STRING, 1,
392 [Define to use the lyxstring class bundled with LyX.])
393 lyx_flags="$lyx_flags included-string"
395 AM_CONDITIONAL(USE_LYXSTRING, test x$lyx_cv_with_included_string = xyes)
396 dnl AC_MSG_RESULT([$with_included_string])
400 dnl Usage: LYX_CXX_GOOD_STD_STRING : checks whether the C++ compiler
401 dnl has a std::string that is close to the standard. So close that
402 dnl methods not found in "unstandard" std::strings are present here.
403 AC_DEFUN(LYX_CXX_GOOD_STD_STRING,[
404 AC_REQUIRE([LYX_PROG_CXX])
405 AC_CACHE_CHECK([whether the systems std::string is really good],
406 [lyx_cv_std_string_good],
411 // From a std::string that is supposed to be close to the
412 // standard we require at least three things:
413 // - clear() and erase()
414 // - the strncmp of compare()
416 string a("hello there");
420 int t = a.compare(a.length() - 1, 1, s);
424 lyx_cv_std_string_good=yes
426 lyx_cv_std_string_good=no
430 if test x$lyx_cv_std_string_good = xyes ; then
431 AC_DEFINE(STD_STRING_IS_GOOD, 1,
432 [Define if the systems std::string is really good.])
437 dnl Usage: LYX_REGEX : checks if the header regex.h is available
438 dnl if it is not available the automake variable USE_REGEX will be
439 dnl defined and the regex.h and regex.c that we provide will be used.
441 AC_CHECK_HEADERS(regex.h, lyx_regex=no, lyx_regex=yes)
442 AM_CONDITIONAL(USE_REGEX, test x$lyx_regex = xyes)
447 AC_DEFUN(LYX_CXX_MUTABLE, [
448 AC_REQUIRE([LYX_PROG_CXX])
449 AC_CACHE_CHECK([if C++ compiler supports mutable],
456 void foo() const { c=0; }
460 lyx_cv_cxx_mutable=yes
462 lyx_cv_cxx_mutable=no
465 if test $lyx_cv_cxx_mutable = yes ; then
466 AC_DEFINE(HAVE_MUTABLE, 1,
467 [Defined if your compiler suports 'mutable'.])
473 AC_DEFUN(LYX_CXX_PARTIAL, [
474 AC_REQUIRE([LYX_PROG_CXX])
475 AC_CACHE_CHECK([if C++ compiler supports partial specialization],
476 [lyx_cv_cxx_partial_specialization],
479 template<class T, class K>
483 template<class T> class k<void,T> { };
488 lyx_cv_cxx_partial_specialization=yes
490 lyx_cv_cxx_partial_specialization=no
493 if test x$lyx_cv_cxx_partial_specialization = xyes ; then
494 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
495 [Defined if your compiler supports partial specialization.])
500 dnl Usage: LYX_CXX_NAMESPACES : checks whether the C++ compiler
501 dnl has a correct namespace handling and define CXX_WORKING_NAMESPACES
502 dnl if true. This macro does not do a thourough test, but it should be
503 dnl good enough to suit our needs.
504 AC_DEFUN(LYX_CXX_NAMESPACES,[
505 AC_CACHE_CHECK(for correct namespaces support,lyx_cv_cxx_namespace,
513 ],lyx_cv_cxx_namespace=yes,lyx_cv_cxx_namespace=no)
515 if test x$lyx_cv_cxx_namespace = xyes ; then
516 AC_DEFINE(CXX_WORKING_NAMESPACES, 1,
517 [Define if your C++ compiler has correct support for namespaces])
522 dnl Usage: LYX_CXX_CHEADERS : checks whether the C++ compiler
523 dnl provides wrappers for C headers and use our alternate version otherwise.
524 AC_DEFUN(LYX_CXX_CHEADERS,[
525 AC_CACHE_CHECK(for C headers wrappers,lyx_cv_cxx_cheaders,
535 #include <ctime>],[lyx_cv_cxx_cheaders=yes],[lyx_cv_cxx_cheaders=no])])
536 if test $lyx_cv_cxx_cheaders = no ; then
537 LYX_ADD_INC_DIR(lyx_cppflags,\$(top_srcdir)/src/cheaders)
540 dnl Usage: LYX_CXX_GLOBAL_CSTD: checks whether C library functions
541 dnl are already in the global namespace
542 AC_DEFUN(LYX_CXX_GLOBAL_CSTD,[
543 AC_CACHE_CHECK(whether C library functions are already in the global namespace,
544 lyx_cv_cxx_global_cstd,
550 ],[lyx_cv_cxx_global_cstd=no],[lyx_cv_cxx_global_cstd=yes])])
551 if test x$lyx_cv_cxx_global_cstd = xyes; then
552 AC_DEFINE(CXX_GLOBAL_CSTD,1,
553 [Define if your C++ compiler puts C library functions in the global namespace])
557 dnl Usage LYX_PATH_XPM: Checks for xpm library and header
558 AC_DEFUN(LYX_PATH_XPM,[
559 ### Check for Xpm library
560 AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage,LYX_LIBS="-lXpm $LYX_LIBS",
561 [LYX_LIB_ERROR(libXpm,Xpm)], $LYX_LIBS)
563 ### Check for Xpm headers
564 lyx_cv_xpm_h_location="<xpm.h>"
565 AC_CHECK_HEADER(X11/xpm.h,[
566 ac_cv_header_xpm_h=yes
567 lyx_cv_xpm_h_location="<X11/xpm.h>"],[
568 AC_CHECK_HEADER(xpm.h,[],[
569 LYX_LIB_ERROR(xpm.h,Xpm)])])
570 AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
572 ### Test for the header version
573 if test $ac_cv_header_xpm_h = yes; then
574 AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
575 [ cat > conftest.$ac_ext <<EOF
576 #line __oline__ "configure"
577 #include "confdefs.h"
579 #include XPM_H_LOCATION
580 "%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
582 eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
583 grep '^"%%%"' 2>/dev/null | \
584 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
585 case "$lyx_cv_xpmr" in
587 [0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
588 lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
592 lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
594 case "$lyx_cv_xpmr" in
596 [789]|[0-9][0-9]*) ;;
598 *) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
599 If you experience strange crashes with LyX, try to upgrade
600 to at least version 4.7 (aka 3.4g).
601 If you have installed a newer version of the library, check whether you
602 have an old xpm.h header file in your include path.]);;
607 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
608 AC_DEFUN(LYX_PATH_XFORMS,[
609 ### Check for xforms library
610 AC_CHECK_LIB(forms, fl_initialize, LYX_LIBS="-lforms $LYX_LIBS",
611 [AC_CHECK_LIB(xforms, fl_initialize, LYX_LIBS="-lxforms $LYX_LIBS",
612 [LYX_LIB_ERROR(libforms or libxforms,xforms)], $LYX_LIBS)], $LYX_LIBS)
614 ### Check for xforms headers
615 lyx_cv_forms_h_location="<forms.h>"
616 AC_CHECK_HEADER(X11/forms.h,[
617 ac_cv_header_forms_h=yes
618 lyx_cv_forms_h_location="<X11/forms.h>"],[
619 AC_CHECK_HEADER(forms.h,[],[
620 LYX_LIB_ERROR(forms.h,forms)])])
621 AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
622 if test $ac_cv_header_forms_h = yes; then
623 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
624 [ cat > conftest.$ac_ext <<EOF
625 #line __oline__ "configure"
626 #include "confdefs.h"
628 #include FORMS_H_LOCATION
629 #if ! defined(FL_INCLUDE_VERSION)
632 "%%%"FL_VERSION.FL_REVISION.FL_FIXLEVEL"%%%"
635 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
636 grep '^"%%%"' 2>/dev/null | \
637 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
639 case "$lyx_cv_xfversion" in
640 "(unknown)"|0.8[1-7]*)
642 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
643 This version of LyX works best with versions 0.88 (recommended) and later.) ;;
645 0.89*) LYX_WARNING(dnl
646 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
647 it is an unproven version and might still have some bugs. If you
648 have problems[,] please use version 0.88 instead.) ;;
650 Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
651 since it is newer than 0.88. You might have slight problems with it.);;
656 dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
658 [#It seems that HPUX requires using -fpcc-struct-return with gcc.
659 AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
660 os=`uname -s | tr '[A-Z]' '[a-z]'`
662 test "$os" = hp-ux && ac_cv_hpux=yes])
663 if test "$ac_cv_hpux" = yes; then
664 test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
668 dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
671 [#The headers are not correct under SunOS4
672 AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
674 os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
675 changequote([, ]) dnl
677 test "$os" = SunOS4 && ac_cv_sunos4=yes])
678 if test "$ac_cv_sunos4" = yes; then
679 test "x$GXX" = xyes && lyx_broken_headers=yes
683 dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
686 [AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
688 if test `uname -s` != "SCO_SV"; then
689 lyx_machine_rel=`uname -m`:`uname -r`
690 if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
692 if test -f /usr/options/cb.name; then
694 elif /bin/uname -X 2>/dev/null >/dev/null ; then
699 if test "$ac_cv_sco" = yes; then
700 test "x$GXX" = xyes && lyx_broken_headers=yes
703 dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
704 dnl Checks whether putenv() takes 'char const *' or 'char *' as
705 dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
706 dnl while everybody else uses the former...
707 AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
708 [AC_MSG_CHECKING([type of argument for putenv()])
709 AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
711 [#include <cstdlib>],
712 [char const * foo = "bar";
714 [lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
715 AC_MSG_RESULT($lyx_cv_func_putenv_arg)
716 AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
717 [Define to the type of the argument of putenv(). Needed on Solaris 7.])])
720 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
721 dnl [default-yes-value])
722 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
723 dnl resulting directory name in 'dir-var-name'.
724 AC_DEFUN(LYX_WITH_DIR,[
725 AC_ARG_WITH($1,[ --with-$1 specify $2])
726 AC_MSG_CHECKING([for $2])
727 if test -z "$with_$3"; then
728 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
730 test "x$with_$3" = xyes && with_$3=$5
733 AC_MSG_RESULT($lyx_cv_$3)])
736 dnl Usage: LYX_LOOP_DIR(value,action)
737 dnl Executes action for values of variable `dir' in `values'. `values' can
738 dnl use ":" as a separator.
739 AC_DEFUN(LYX_LOOP_DIR,[
740 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
741 for dir in `eval "echo $1"`; do
742 if test ! "$dir" = NONE; then
743 test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
751 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
753 AC_DEFUN(LYX_ADD_LIB_DIR,[
755 if test "`(uname) 2>/dev/null`" = SunOS &&
756 uname -r | grep '^5' >/dev/null; then
757 if test $ac_cv_prog_gxx = yes ; then
758 $1="${$1} -Wl[,]-R$2"
765 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
767 AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
769 ### Check which libsigc++ we're using and make sure any external one works
770 ### Check for libsigc++ library
771 AC_DEFUN(LYX_WITH_SIGC,
772 [AC_MSG_CHECKING(whether the included libsigc++ should be used)
773 AC_ARG_WITH([included-libsigc],
774 [ --without-included-libsigc
775 Use the libsigc++ installed on the system],
776 [lyx_use_included_libsigc=$withval],
777 [lyx_use_included_libsigc=yes])
778 AC_MSG_RESULT([$lyx_use_included_libsigc])
779 if test x$lyx_use_included_libsigc = xno; then
780 ### Check for libsigc++
781 ## can't use AC_SUBST right here!
786 [Cannot find libsigc++ library or headers at least as recent as 0.8.7.
787 Check your installation. Have you installed the development package?])
790 ### Use the included libsigc++
791 ### sigc-config hasn't been created yet so we can't just do the same as above
792 ### unless of course someone gets keen and merges the sigc++ configure.in
793 ### with this one. We don't really gain much by doing that though except
794 ### a considerably smaller dist and more difficult maintenance.
795 ### It'd also mean we'd have the equivalent of config/gettext.m4
796 lyx_flags="$lyx_flags included-libsigc"
797 SIGC_LIBS="\`\${top_builddir}/sigc++/sigc-config --libs-names | sed -e 's/-lsigc//'\`"
798 # Libsigc++ always installs into a subdirectory called sigc++. Therefore we
799 # have to always use #include <sigc++/signal_system.h> in our code.
800 # Remember if you decide to do anything to the sigc++ code to do your mods on
801 # the makeLyXsigc.sh script in development/tools using a current cvs checkout
802 # of libsigc++. A tarball distribution doesn't have everything in it that we
804 # We need both these -I entries to build when builddir != srcdir
805 if test "x$src_dir" = "x." ; then
806 SIGC_CFLAGS="-I\${top_srcdir}"
808 SIGC_CFLAGS="-I\${top_builddir} -I\${top_srcdir}"
810 INCLUDED_SIGC="\${top_builddir}/sigc++/libsigc.la"
811 ## can't substitute these here like this otherwise all remaining tests fail
812 ## instead we SUBST directly into the Makefiles
813 ##LIBS="$LIBS \$SIGC_LIBS"
814 ##CPPFLAGS="$CPPFLAGS \$SIGC_CFLAGS"
816 AC_SUBST(SIGC_CFLAGS)
818 AC_SUBST(INCLUDED_SIGC)
821 ### Check for a headers existence and location iff it exists
822 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
823 ## It almost works. I've tried a few variations but they give errors
824 ## of one sort or other: bad substitution or file not found etc. The
825 ## actual header _is_ found though and the cache variable is set however
826 ## the reported setting (on screen) is equal to $ac_safe for some unknown
828 ## Additionally, autoheader can't figure out what to use as the name in
829 ## the config.h.in file so we need to write our own entries there -- one for
830 ## each header in the form PATH_HEADER_NAME_H
832 AC_DEFUN(LYX_PATH_HEADER,
833 [ AC_CHECK_HEADER($1,[
834 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
835 ### the only remaining problem is getting the second parameter to this
836 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
837 ### of $ac_safe being printed.
838 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
839 [ cat > conftest.$ac_ext <<EOF
840 #line __oline__ "configure"
841 #include "confdefs.h"
845 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
846 grep $1 2>/dev/null | \
847 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
848 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
850 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path)])
852 ### end of LYX_PATH_HEADER
854 ### Check for stl_string_fwd.h existence and location if it exists
855 AC_DEFUN(LYX_STL_STRING_FWD,
856 [ AC_CHECK_HEADER(stl_string_fwd.h,[
857 AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
858 [ cat > conftest.$ac_ext <<EOF
859 #line __oline__ "configure"
860 #include "confdefs.h"
862 #include <stl_string_fwd.h>
864 lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
865 grep 'stl_string_fwd.h' 2>/dev/null | \
866 sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
868 AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
869 [define this to the location of stl_string_fwd.h to be used with #include,
870 NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
871 supplied version of the header.
872 e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
876 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
877 dnl if the cache file is inconsistent with the current host,
878 dnl target and build system types, execute CMD or print a default
880 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
881 AC_REQUIRE([AC_CANONICAL_SYSTEM])
882 AC_MSG_CHECKING([config.cache system type])
883 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
884 test x"$ac_cv_host_system_type" != x"$host"; } ||
885 { test x"${ac_cv_build_system_type+set}" = x"set" &&
886 test x"$ac_cv_build_system_type" != x"$build"; } ||
887 { test x"${ac_cv_target_system_type+set}" = x"set" &&
888 test x"$ac_cv_target_system_type" != x"$target"; }; then
889 AC_MSG_RESULT([different])
891 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
893 AC_MSG_RESULT([same])
895 ac_cv_host_system_type="$host"
896 ac_cv_build_system_type="$build"
897 ac_cv_target_system_type="$target"
900 dnl We use this until autoconf fixes its version.
901 AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
902 [AC_MSG_CHECKING([types of arguments for select()])
903 AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
904 [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
905 [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
906 [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
907 for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
909 [#ifdef HAVE_SYS_TYPES_H
910 #include <sys/types.h>
912 #ifdef HAVE_SYS_TIME_H
913 #include <sys/time.h>
915 #ifdef HAVE_SYS_SELECT_H
916 #include <sys/select.h>
918 #ifdef HAVE_SYS_SOCKET_H
919 #include <sys/socket.h>
921 extern int select ($ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5);],,dnl
922 [ac_not_found=no ; break 3],ac_not_found=yes)
929 if test "$ac_not_found" = yes; then
930 ac_cv_func_select_arg1=int
931 ac_cv_func_select_arg234='int *'
932 ac_cv_func_select_arg5='struct timeval *'
934 AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
935 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1)
936 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234))
937 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5))
940 ### Check which frontend we want to use. The default is XForms
942 AC_DEFUN(LYX_USE_FRONTEND,
943 [AC_MSG_CHECKING(what frontend should be used as main GUI)
944 AC_ARG_WITH(frontend,
945 [ --with-frontend[=value] Use THIS frontend as main GUI:
946 Possible values: xforms,kde,gnome],
947 [lyx_use_frontend="$withval"], [lyx_use_frontend="xforms"])
948 AC_MSG_RESULT($lyx_use_frontend)
949 lyx_flags="$lyx_flags frontend-$lyx_use_frontend"
951 AC_SUBST(FRONTEND_GUILIB)
952 AC_SUBST(FRONTEND_LDFLAGS)
953 AC_SUBST(FRONTEND_INCLUDES)
954 AC_SUBST(FRONTEND_LIBS)
958 dnl Check things are declared in headers to avoid errors or warnings.
959 dnl Called like LYX_CHECK_DECL(function, headerfile)
960 dnl Defines HAVE_DECL_{FUNCTION}
961 AC_DEFUN(LYX_CHECK_DECL,
962 [AC_MSG_CHECKING(if $1 is declared by header $2)
963 tr_func=`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
965 tr_hdr=`echo $2 | tr . _`
966 AC_CACHE_VAL([lyx_cv_declare_${tr_hdr}_$1],
967 [AC_EGREP_HEADER($1, $2, [eval "lyx_cv_declare_${tr_hdr}_$1=yes"], [eval "lyx_cv_declare_${tr_hdr}_$1=no"])])
968 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then
969 AC_DEFINE_UNQUOTED(HAVE_DECL_${tr_func})
975 dnl This is the multiple headers version of the LYX_CHECK_DECL macro above.
976 dnl Called like LYX_CHECK_DECL_HDRS(function, file1 file2 file3)
977 AC_DEFUN(LYX_CHECK_DECL_HDRS,
980 tr_hdr=`echo $I | tr . _`
981 if test "${got}" = "no"; then
982 LYX_CHECK_DECL($1, $I)
984 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then