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,[
11 echo "configuring LyX version $VERSION"
12 if echo "$VERSION" | grep 'cvs' >/dev/null ; then
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."
25 AC_SUBST(lyx_devel_version)
26 if test $lyx_devel_version = yes ; then
27 AC_DEFINE(DEVEL_VERSION, 1, Define if you are building a development version of LyX)
31 dnl Define the option to set a LyX version on installed executables and directories
34 AC_DEFUN(LYX_VERSION_SUFFIX,[
35 AC_MSG_CHECKING([for install target ... ])
36 AC_ARG_WITH(version-suffix,
37 [ --with-version-suffix[=<version>] install lyx files as lyx<version>],
38 [if test "x$withval" = "xyes";
41 ac_configure_args=`echo $ac_configure_args | sed "s,--with-version-suffix,--with-version-suffix=$withval,"`
44 program_suffix=$withval],
46 AC_MSG_RESULT([$lyxname])
49 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
50 dnl flag lyx_error to yes.
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)
84 deleting cache $cache_file
89 if test x$lyx_warning = xyes; then
91 === The following minor problems have been detected by configure.
92 === Please check the messages below before running 'make'.
93 === (see the section 'Problems' in the INSTALL file)
98 Configuration of LyX was successful.
99 Type 'make' to compile the program,
100 and then 'make install' to install it.
105 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
107 define(LYX_SEARCH_PROG,[dnl
108 for ac_prog in $2 ; do
109 # Extract the first word of "$ac_prog", so it can be a program name with args.
110 set dummy $ac_prog ; ac_word=$[2]
111 if test -z "[$]$1"; then
112 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
113 for ac_dir in $PATH; do
114 test -z "$ac_dir" && ac_dir=.
115 if test -f [$ac_dir/$ac_word]; then
123 if test -n "[$]$1"; then
129 test -n "[$]$1" && break
134 AC_DEFUN([LYX_PROG_CXX_WORKS],
136 cat >conftest.C <<EOF
138 // we require the mutable keyword
141 // we require namespace support
149 $CXX -c $CXXFLAGS $CPPFLAGS conftest.C >&5 || CXX=
150 rm -f conftest.C conftest.o conftest.obj || true
154 AC_DEFUN(LYX_PROG_CXX,
155 [AC_MSG_CHECKING([for a good enough C++ compiler])
156 LYX_SEARCH_PROG(CXX, $CXX $CCC g++ gcc c++ CC cxx xlC cc++, [LYX_PROG_CXX_WORKS])
158 if test -z "$CXX" ; then
159 AC_ERROR([Unable to find a good enough C++ compiler])
165 ### We might want to get or shut warnings.
166 AC_ARG_ENABLE(warnings,
167 [ --enable-warnings tell the compiler to display more warnings],,
168 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
173 if test x$enable_warnings = xyes ; then
174 lyx_flags="$lyx_flags warnings"
175 AC_DEFINE(WITH_WARNINGS, 1,
176 [Define this if you want to see the warning directives put here and
177 there by the developpers to get attention])
180 ### We might want to disable debug
182 [ --enable-debug enable debug information],,
183 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
189 ### set up optimization
190 AC_ARG_ENABLE(optimization,
191 [ --enable-optimization[=value] enable compiler optimisation],,
192 enable_optimization=yes;)
193 case $enable_optimization in
196 *) lyx_opt=${enable_optimization};;
199 # set the debug flags correctly.
200 if test x$GXX = xyes; then
201 dnl Useful for global version info
202 gxx_version=`${CXX} -dumpversion`
203 CXX_VERSION="($gxx_version)"
205 if test "$ac_test_CXXFLAGS" = set; then
206 CXXFLAGS="$ac_save_CXXFLAGS"
209 2.95.1) CXXFLAGS="$lyx_opt -fpermissive -fno-rtti -fno-exceptions";;
210 2.95.2) CXXFLAGS="$lyx_opt -fno-rtti -fno-exceptions";;
211 2.95.*) CXXFLAGS="$lyx_opt -fno-exceptions";;
212 2.96*) CXXFLAGS="$lyx_opt -fno-exceptions";;
213 3.0*) CXXFLAGS="$lyx_opt -fno-rtti -fno-exceptions";;
214 *2.91.*) CXXFLAGS="$lyx_opt -fno-rtti -fno-exceptions";;
215 *) CXXFLAGS="$lyx_opt -fno-rtti -fno-exceptions";;
217 if test x$enable_debug = xyes ; then
218 CXXFLAGS="-g $CXXFLAGS"
221 if test x$enable_warnings = xyes ; then
223 2.95.*) CXXFLAGS="$CXXFLAGS -W -Wall";;
224 2.96*) CXXFLAGS="$CXXFLAGS -W -Wall";;
225 *) CXXFLAGS="$CXXFLAGS -W -Wall";;
227 if test $lyx_devel_version = yes ; then
240 dnl NOT USED CURRENTLY*************************************
241 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
243 AC_DEFUN(LYX_CXX_RTTI,[
244 ### Check whether the compiler supports runtime type information
245 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
249 virtual int tag() { return 0; }
251 class derived1 : public rtti {
253 int tag() { return 1; }
255 class derived2 : public rtti {
257 int tag() { return 2; }
260 derived1 * foo1 = new derived1();
261 derived2 * foo2 = new derived2();
263 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
267 bar1 = dynamic_cast<derived1 *>(bar);
272 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
274 if test x$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 NOT USED CURRENTLY*************************************
299 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
300 dnl has a working stl stack template
301 AC_DEFUN(LYX_CXX_STL_STACK,[
302 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
309 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
311 if test $lyx_cv_broken_stack = yes ; then
312 AC_DEFINE(BROKEN_STL_STACK, 1,
313 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
318 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
319 dnl count template, if not the old HP version is assumed.
320 AC_DEFUN(LYX_STD_COUNT,[
321 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
325 int countChar(char * b, char * e, char const c)
327 return count(b, e, c);
331 int i = countChar(a, a + 5, 'l');
332 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
334 if test $lyx_cv_std_count = yes ; then
335 AC_DEFINE(HAVE_STD_COUNT, 1,
336 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
340 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
341 dnl supports modern STL streams
342 AC_DEFUN(LYX_CXX_STL_MODERN_STREAMS,[
343 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
347 std::streambuf * test = std::cerr.rdbuf();
349 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
351 if test $lyx_cv_modern_streams = yes ; then
352 AC_DEFINE(MODERN_STL_STREAMS, 1,
353 [Define if you have modern standard-compliant STL streams])
357 dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
358 dnl has a std::string that is usable for LyX. LyX does not require this
359 dnl std::string to be standard.
360 AC_DEFUN(LYX_CXX_STL_STRING,[
361 AC_REQUIRE([AC_PROG_CXX])
362 AC_MSG_CHECKING(whether the included std::string should be used)
363 AC_ARG_WITH(included-string,
364 [ --with-included-string use LyX string class instead of STL string],
365 [lyx_cv_with_included_string=$withval
366 AC_MSG_RESULT([$with_included_string])],
367 [AC_CACHE_CHECK([],lyx_cv_with_included_string,
372 // LyX has reduced its requirements on the basic_string
373 // implementation so that the basic_string supplied
374 // with gcc is usable. In particular this means that
375 // lyx does not use std::string::clear and not the
376 // strncmp version of std::string::compare. This is mainly
377 // done so that LyX can use precompiled C++ libraries that
378 // already uses the systems basic_string, e.g. gtk--
379 string a("hello there");
383 //int t = a.compare(a.length() - 1, 1, s);
386 lyx_cv_with_included_string=no
388 lyx_cv_with_included_string=yes
392 if test x$lyx_cv_with_included_string = xyes ; then
393 AC_DEFINE(USE_INCLUDED_STRING, 1,
394 [Define to use the lyxstring class bundled with LyX.])
395 lyx_flags="$lyx_flags included-string"
397 AM_CONDITIONAL(USE_LYXSTRING, test x$lyx_cv_with_included_string = xyes)
398 dnl AC_MSG_RESULT([$with_included_string])
402 dnl Usage: LYX_CXX_GOOD_STD_STRING : checks whether the C++ compiler
403 dnl has a std::string that is close to the standard. So close that
404 dnl methods not found in "unstandard" std::strings are present here.
405 AC_DEFUN(LYX_CXX_GOOD_STD_STRING,[
406 AC_REQUIRE([AC_PROG_CXX])
407 AC_CACHE_CHECK([whether the systems std::string is really good],
408 [lyx_cv_std_string_good],
413 // From a std::string that is supposed to be close to the
414 // standard we require at least three things:
415 // - clear() and erase()
416 // - the strncmp of compare()
418 string a("hello there");
422 int t = a.compare(a.length() - 1, 1, s);
426 lyx_cv_std_string_good=yes
428 lyx_cv_std_string_good=no
432 if test x$lyx_cv_std_string_good = xyes ; then
433 AC_DEFINE(STD_STRING_IS_GOOD, 1,
434 [Define if the systems std::string is really good.])
439 dnl Usage: LYX_REGEX : checks if the header regex.h is available
440 dnl if it is not available the automake variable USE_REGEX will be
441 dnl defined and the regex.h and regex.c that we provide will be used.
443 AC_CHECK_HEADERS(regex.h, lyx_regex=no, lyx_regex=yes)
444 AM_CONDITIONAL(USE_REGEX, test x$lyx_regex = xyes)
447 dnl NOT USED CURRENTLY*************************************
449 AC_DEFUN(LYX_CXX_PARTIAL, [
450 AC_REQUIRE([AC_PROG_CXX])
451 AC_CACHE_CHECK([if C++ compiler supports partial specialization],
452 [lyx_cv_cxx_partial_specialization],
455 template<class T, class K>
459 template<class T> class k<void,T> { };
464 lyx_cv_cxx_partial_specialization=yes
466 lyx_cv_cxx_partial_specialization=no
469 if test x$lyx_cv_cxx_partial_specialization = xyes ; then
470 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
471 [Defined if your compiler supports partial specialization.])
476 dnl Usage: LYX_CXX_CHEADERS : checks whether the C++ compiler
477 dnl provides wrappers for C headers and use our alternate version otherwise.
478 AC_DEFUN(LYX_CXX_CHEADERS,[
479 AC_CACHE_CHECK(for C headers wrappers,lyx_cv_cxx_cheaders,
489 #include <ctime>],[lyx_cv_cxx_cheaders=yes],[lyx_cv_cxx_cheaders=no])])
490 if test $lyx_cv_cxx_cheaders = no ; then
491 LYX_ADD_INC_DIR(lyx_cppflags,\$(top_srcdir)/src/cheaders)
494 dnl Usage: LYX_CXX_GLOBAL_CSTD: checks whether C library functions
495 dnl are already in the global namespace
496 AC_DEFUN(LYX_CXX_GLOBAL_CSTD,[
497 AC_CACHE_CHECK(whether C library functions are already in the global namespace,
498 lyx_cv_cxx_global_cstd,
504 ],[lyx_cv_cxx_global_cstd=no],[lyx_cv_cxx_global_cstd=yes])])
505 if test x$lyx_cv_cxx_global_cstd = xyes; then
506 AC_DEFINE(CXX_GLOBAL_CSTD,1,
507 [Define if your C++ compiler puts C library functions in the global namespace])
511 dnl Usage LYX_PATH_XPM: Checks for xpm library and header
512 AC_DEFUN(LYX_PATH_XPM,[
513 ### Check for Xpm library
514 AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage,XPM_LIB="-lXpm",
515 [LYX_LIB_ERROR(libXpm,Xpm)], $XPM_LIB)
517 ### Check for Xpm headers
518 lyx_cv_xpm_h_location="<xpm.h>"
519 AC_CHECK_HEADER(X11/xpm.h,[
520 ac_cv_header_xpm_h=yes
521 lyx_cv_xpm_h_location="<X11/xpm.h>"],[
522 AC_CHECK_HEADER(xpm.h,[],[
523 LYX_LIB_ERROR(xpm.h,Xpm)])])
524 AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
526 ### Test for the header version
527 if test $ac_cv_header_xpm_h = yes; then
528 AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
529 [ cat > conftest.$ac_ext <<EOF
530 #line __oline__ "configure"
531 #include "confdefs.h"
533 #include XPM_H_LOCATION
534 "%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
536 eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
537 grep '^"%%%"' 2>/dev/null | \
538 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
539 case "$lyx_cv_xpmr" in
541 [0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
542 lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
546 lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
548 XPM_VERSION=${lyx_cv_xpmversion}
549 case "$lyx_cv_xpmr" in
551 [789]|[0-9][0-9]*) ;;
553 *) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
554 If you experience strange crashes with LyX, try to upgrade
555 to at least version 4.7 (aka 3.4g).
556 If you have installed a newer version of the library, check whether you
557 have an old xpm.h header file in your include path.]);;
562 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
563 dnl If it is found, the variable XFORMS_LIB is set to the relevant -l flag.
564 AC_DEFUN(LYX_PATH_XFORMS,[
565 ### Check for xforms library
566 AC_CHECK_LIB(forms, fl_initialize, XFORMS_LIB="-lforms",
567 [AC_CHECK_LIB(xforms, fl_initialize, XFORMS_LIB="-lxforms",
568 [LYX_LIB_ERROR(libforms or libxforms,xforms)])])
570 ### Check for xforms headers
571 lyx_cv_forms_h_location="<forms.h>"
572 AC_CHECK_HEADER(X11/forms.h,[
573 ac_cv_header_forms_h=yes
574 lyx_cv_forms_h_location="<X11/forms.h>"],[
575 AC_CHECK_HEADER(forms.h,[],[
576 LYX_LIB_ERROR(forms.h,forms)])])
577 AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
578 if test $ac_cv_header_forms_h = yes; then
579 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
580 [ cat > conftest.$ac_ext <<EOF
581 #line __oline__ "configure"
582 #include "confdefs.h"
584 #include FORMS_H_LOCATION
585 #if ! defined(FL_INCLUDE_VERSION)
588 "%%%"FL_VERSION.FL_REVISION.FL_FIXLEVEL"%%%"
591 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
592 grep '^"%%%"' 2>/dev/null | \
593 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
595 XFORMS_VERSION=$lyx_cv_xfversion
596 case "$lyx_cv_xfversion" in
597 "(unknown)"|0.8[1-7]*)
599 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
600 This version of LyX works best with versions 0.88 (recommended) and later.) ;;
602 0.89[01234]) LYX_WARNING(dnl
603 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
604 it is an unproven version and might still have some bugs. You should
605 probably use version 0.89.6 (or 0.88) instead) ;;
608 Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
609 since it is newer than 0.89. You might have slight problems with it.);;
614 dnl Check whether the xforms library has a viable image loader
615 AC_DEFUN(LYX_USE_XFORMS_IMAGE_LOADER,
618 LIBS="$XFORMS_LIB $LIBS"
619 lyx_use_xforms_image_loader=no
620 AC_CHECK_FUNCS(flimage_dup,[
621 AC_CHECK_FUNCS(flimage_to_pixmap,[
622 lyx_use_xforms_image_loader=yes
623 AC_CHECK_FUNCS(flimage_enable_ps)])])
625 test $lyx_use_xforms_image_loader = yes && lyx_flags="$lyx_flags xforms-image-loader"
626 ### If the gui cannot load images itself, then we default to the
627 ### very simple one in graphics/GraphicsImageXPM.[Ch]
628 AM_CONDITIONAL(USE_BASIC_IMAGE_LOADER,
629 test $lyx_use_xforms_image_loader = no)
633 dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
635 [#It seems that HPUX requires using -fpcc-struct-return with gcc.
636 AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
637 os=`uname -s | tr '[A-Z]' '[a-z]'`
639 test "$os" = hp-ux && ac_cv_hpux=yes])
640 if test "$ac_cv_hpux" = yes; then
641 test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
645 dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
648 [#The headers are not correct under SunOS4
649 AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
651 os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
652 changequote([, ]) dnl
654 test "$os" = SunOS4 && ac_cv_sunos4=yes])
655 if test "$ac_cv_sunos4" = yes; then
656 test "x$GXX" = xyes && lyx_broken_headers=yes
660 dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
663 [AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
665 if test `uname -s` != "SCO_SV"; then
666 lyx_machine_rel=`uname -m`:`uname -r`
667 if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
669 if test -f /usr/options/cb.name; then
671 elif /bin/uname -X 2>/dev/null >/dev/null ; then
676 if test "$ac_cv_sco" = yes; then
677 test "x$GXX" = xyes && lyx_broken_headers=yes
680 dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
681 dnl Checks whether putenv() takes 'char const *' or 'char *' as
682 dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
683 dnl while everybody else uses the former...
684 AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
685 [AC_MSG_CHECKING([type of argument for putenv()])
686 AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
688 [#include <cstdlib>],
689 [char const * foo = "bar";
691 [lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
692 AC_MSG_RESULT($lyx_cv_func_putenv_arg)
693 AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
694 [Define to the type of the argument of putenv(). Needed on Solaris 7.])])
697 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
698 dnl [default-yes-value])
699 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
700 dnl resulting directory name in 'dir-var-name'.
701 AC_DEFUN(LYX_WITH_DIR,[
702 AC_ARG_WITH($1,[ --with-$1 specify $2])
703 AC_MSG_CHECKING([for $2])
704 if test -z "$with_$3"; then
705 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
707 test "x$with_$3" = xyes && with_$3=$5
710 AC_MSG_RESULT($lyx_cv_$3)])
713 dnl Usage: LYX_LOOP_DIR(value,action)
714 dnl Executes action for values of variable `dir' in `values'. `values' can
715 dnl use ":" as a separator.
716 AC_DEFUN(LYX_LOOP_DIR,[
717 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
718 for dir in `eval "echo $1"`; do
719 if test ! "$dir" = NONE; then
720 test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
728 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
730 AC_DEFUN(LYX_ADD_LIB_DIR,[
732 if test "`(uname) 2>/dev/null`" = SunOS &&
733 uname -r | grep '^5' >/dev/null; then
734 if test $ac_cv_prog_gxx = yes ; then
735 $1="${$1} -Wl[,]-R$2"
742 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
744 AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
746 ### Check which libsigc++ we're using and make sure any external one works
747 ### Check for libsigc++ library
748 AC_DEFUN(LYX_WITH_SIGC,
749 [AC_MSG_CHECKING(whether the included libsigc++ should be used)
750 AC_ARG_WITH([included-libsigc],
751 [ --without-included-libsigc
752 Use the libsigc++ installed on the system],
753 [lyx_use_included_libsigc=$withval],
754 [lyx_use_included_libsigc=yes])
755 AC_MSG_RESULT([$lyx_use_included_libsigc])
756 if test x$lyx_use_included_libsigc = xno; then
757 ### Check for libsigc++
758 ## can't use AC_SUBST right here!
763 [Cannot find libsigc++ library or headers at least as recent as 0.8.7.
764 Check your installation. Have you installed the development package?])
767 ### Use the included libsigc++
768 ### sigc-config hasn't been created yet so we can't just do the same as above
769 ### unless of course someone gets keen and merges the sigc++ configure.in
770 ### with this one. We don't really gain much by doing that though except
771 ### a considerably smaller dist and more difficult maintenance.
772 ### It'd also mean we'd have the equivalent of config/gettext.m4
773 lyx_flags="$lyx_flags included-libsigc"
774 SIGC_LIBS="\`\${top_builddir}/sigc++/sigc-config --libs-names | sed -e 's/-lsigc//'\`"
775 # Libsigc++ always installs into a subdirectory called sigc++. Therefore we
776 # have to always use #include <sigc++/signal_system.h> in our code.
777 # Remember if you decide to do anything to the sigc++ code to do your mods on
778 # the makeLyXsigc.sh script in development/tools using a current cvs checkout
779 # of libsigc++. A tarball distribution doesn't have everything in it that we
781 # We need both these -I entries to build when builddir != srcdir
782 if test "x$src_dir" = "x." ; then
783 SIGC_CFLAGS="-I\${top_srcdir}"
785 SIGC_CFLAGS="-I\${top_builddir} -I\${top_srcdir}"
787 INCLUDED_SIGC="\${top_builddir}/sigc++/libsigc.la"
788 ## can't substitute these here like this otherwise all remaining tests fail
789 ## instead we SUBST directly into the Makefiles
790 ##LIBS="$LIBS \$SIGC_LIBS"
791 ##CPPFLAGS="$CPPFLAGS \$SIGC_CFLAGS"
793 AC_SUBST(SIGC_CFLAGS)
795 AC_SUBST(INCLUDED_SIGC)
798 ### Check for a headers existence and location iff it exists
799 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
800 ## It almost works. I've tried a few variations but they give errors
801 ## of one sort or other: bad substitution or file not found etc. The
802 ## actual header _is_ found though and the cache variable is set however
803 ## the reported setting (on screen) is equal to $ac_safe for some unknown
805 ## Additionally, autoheader can't figure out what to use as the name in
806 ## the config.h.in file so we need to write our own entries there -- one for
807 ## each header in the form PATH_HEADER_NAME_H
809 AC_DEFUN(LYX_PATH_HEADER,
810 [ AC_CHECK_HEADER($1,[
811 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
812 ### the only remaining problem is getting the second parameter to this
813 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
814 ### of $ac_safe being printed.
815 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
816 [ cat > conftest.$ac_ext <<EOF
817 #line __oline__ "configure"
818 #include "confdefs.h"
822 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
823 grep $1 2>/dev/null | \
824 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
825 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
827 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path)])
829 ### end of LYX_PATH_HEADER
831 ### Check for stl_string_fwd.h existence and location if it exists
832 AC_DEFUN(LYX_STL_STRING_FWD,
833 [ AC_CHECK_HEADER(stl_string_fwd.h,[
834 AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
835 [ cat > conftest.$ac_ext <<EOF
836 #line __oline__ "configure"
837 #include "confdefs.h"
839 #include <stl_string_fwd.h>
841 lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
842 grep 'stl_string_fwd.h' 2>/dev/null | \
843 sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
845 AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
846 [define this to the location of stl_string_fwd.h to be used with #include,
847 NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
848 supplied version of the header.
849 e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
853 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
854 dnl if the cache file is inconsistent with the current host,
855 dnl target and build system types, execute CMD or print a default
857 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
858 AC_REQUIRE([AC_CANONICAL_SYSTEM])
859 AC_MSG_CHECKING([config.cache system type])
860 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
861 test x"$ac_cv_host_system_type" != x"$host"; } ||
862 { test x"${ac_cv_build_system_type+set}" = x"set" &&
863 test x"$ac_cv_build_system_type" != x"$build"; } ||
864 { test x"${ac_cv_target_system_type+set}" = x"set" &&
865 test x"$ac_cv_target_system_type" != x"$target"; }; then
866 AC_MSG_RESULT([different])
868 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
870 AC_MSG_RESULT([same])
872 ac_cv_host_system_type="$host"
873 ac_cv_build_system_type="$build"
874 ac_cv_target_system_type="$target"
877 dnl We use this until autoconf fixes its version.
878 AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
879 [AC_MSG_CHECKING([types of arguments for select()])
880 AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
881 [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
882 [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
883 [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
884 for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
886 [#ifdef HAVE_SYS_TYPES_H
887 #include <sys/types.h>
889 #ifdef HAVE_SYS_TIME_H
890 #include <sys/time.h>
892 #ifdef HAVE_SYS_SELECT_H
893 #include <sys/select.h>
895 #ifdef HAVE_SYS_SOCKET_H
896 #include <sys/socket.h>
898 extern int select ($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
899 [ac_not_found=no ; break 3],ac_not_found=yes)
906 if test "$ac_not_found" = yes; then
907 ac_cv_func_select_arg1=int
908 ac_cv_func_select_arg234='int *'
909 ac_cv_func_select_arg5='struct timeval *'
911 AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
912 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1,
913 [Define to the type of arg1 for select().])
914 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234),
915 [Define to the type of args 2, 3 and 4 for select().])
916 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5),
917 [Define to the type of arg5 for select().])
920 ### Check which frontend we want to use. The default is XForms
922 AC_DEFUN(LYX_USE_FRONTEND,
923 [AC_MSG_CHECKING([what frontend should be used as main GUI])
924 AC_ARG_WITH(frontend,
925 [ --with-frontend=THIS Use THIS frontend as main GUI:
926 Possible values: xforms, qt2, gnome],
927 [lyx_use_frontend="$withval"], [lyx_use_frontend="xforms"])
928 AC_MSG_RESULT($lyx_use_frontend)
930 AC_SUBST(FRONTEND_GUILIB)
931 AC_SUBST(FRONTEND_LDFLAGS)
932 AC_SUBST(FRONTEND_INCLUDES)
933 AC_SUBST(FRONTEND_LIBS)
937 dnl Check things are declared in headers to avoid errors or warnings.
938 dnl Called like LYX_CHECK_DECL(function, headerfile)
939 dnl Defines HAVE_DECL_{FUNCTION}
940 AC_DEFUN(LYX_CHECK_DECL,
941 [AC_MSG_CHECKING(if $1 is declared by header $2)
942 tr_func=`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
944 tr_hdr=`echo $2 | tr . _`
945 AC_CACHE_VAL([lyx_cv_declare_${tr_hdr}_$1],
946 [AC_EGREP_HEADER($1, $2, [eval "lyx_cv_declare_${tr_hdr}_$1=yes"], [eval "lyx_cv_declare_${tr_hdr}_$1=no"])])
947 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then
948 AC_DEFINE_UNQUOTED(HAVE_DECL_${tr_func})
954 dnl This is the multiple headers version of the LYX_CHECK_DECL macro above.
955 dnl Called like LYX_CHECK_DECL_HDRS(function, file1 file2 file3)
956 AC_DEFUN(LYX_CHECK_DECL_HDRS,
959 tr_hdr=`echo $I | tr . _`
960 if test "${got}" = "no"; then
961 LYX_CHECK_DECL($1, $I)
963 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then
969 ## ------------------------------------------------------------------------
970 ## Find a file (or one of more files in a list of dirs)
971 ## ------------------------------------------------------------------------
973 AC_DEFUN(AC_FIND_FILE,
980 if test -r "$i/$j"; then
988 dnl just a wrapper to clean up configure.in
989 AC_DEFUN(LYX_PROG_LIBTOOL,
991 AC_REQUIRE([AC_ENABLE_SHARED])
992 AC_REQUIRE([AC_ENABLE_STATIC])
993 dnl libtool is only for C, so I must force him
994 dnl to find the correct flags for C++
996 ac_save_cflags="$CFLAGS"
999 AM_PROG_LIBTOOL dnl for libraries
1001 CFLAGS="$ac_save_cflags"