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 $lyx_cv_xpmversion of the Xpm library is a bit old.
554 If you experience strange crashes with LyX, try to upgrade
555 to at least version 4.7 (aka 3.4g).
556 If you have installed a newer version of the library, check whether you
557 have an old xpm.h header file in your include path.]);;
562 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
563 dnl If it is found, the variable XFORMS_NAME is set to its name on disk,
564 dnl and XFORMS_LIBS is set to the relevant -l flag.
565 AC_DEFUN(LYX_PATH_XFORMS,[
566 ### Check for xforms library
567 AC_CHECK_LIB(forms, fl_initialize, XFORMS_NAME="forms",
568 [AC_CHECK_LIB(xforms, fl_initialize, XFORMS_NAME="xforms",
569 [LYX_LIB_ERROR(libforms or libxforms,xforms)])])
570 test -n "$XFORMS_NAME" && XFORMS_LIB=-l$XFORMS_NAME
572 ### Check for xforms headers
573 lyx_cv_forms_h_location="<forms.h>"
574 AC_CHECK_HEADER(X11/forms.h,[
575 ac_cv_header_forms_h=yes
576 lyx_cv_forms_h_location="<X11/forms.h>"],[
577 AC_CHECK_HEADER(forms.h,[],[
578 LYX_LIB_ERROR(forms.h,forms)])])
579 AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
580 if test $ac_cv_header_forms_h = yes; then
581 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
582 [ cat > conftest.$ac_ext <<EOF
583 #line __oline__ "configure"
584 #include "confdefs.h"
586 #include FORMS_H_LOCATION
587 #if ! defined(FL_INCLUDE_VERSION)
590 "%%%"FL_VERSION.FL_REVISION.FL_FIXLEVEL"%%%"
593 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
594 grep '^"%%%"' 2>/dev/null | \
595 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
597 XFORMS_VERSION=$lyx_cv_xfversion
598 case "$lyx_cv_xfversion" in
599 "(unknown)"|0.8[1-7]*)
601 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
602 This version of LyX works best with versions 0.88 (recommended) and later.) ;;
604 0.89[01234]) LYX_WARNING(dnl
605 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
606 it is an unproven version and might still have some bugs. You should
607 probably use version 0.89.6 (or 0.88) instead) ;;
610 Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
611 since it is newer than 0.89. You might have slight problems with it.);;
616 dnl Check whether the xforms library has a viable image loader
617 AC_DEFUN(LYX_USE_XFORMS_IMAGE_LOADER,
620 LIBS="$XFORMS_LIB $LIBS"
621 lyx_use_xforms_image_loader=no
622 AC_CHECK_FUNCS(flimage_dup,[
623 AC_CHECK_FUNCS(flimage_to_pixmap,[
624 lyx_use_xforms_image_loader=yes
625 AC_CHECK_FUNCS(flimage_enable_ps)])])
628 ### If the gui cannot load images itself, then we default to the
629 ### very simple one in graphics/GraphicsImageXPM.[Ch]
630 AM_CONDITIONAL(USE_BASIC_IMAGE_LOADER,
631 test $lyx_use_xforms_image_loader = no)
635 dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
637 [#It seems that HPUX requires using -fpcc-struct-return with gcc.
638 AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
639 os=`uname -s | tr '[A-Z]' '[a-z]'`
641 test "$os" = hp-ux && ac_cv_hpux=yes])
642 if test "$ac_cv_hpux" = yes; then
643 test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
647 dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
650 [#The headers are not correct under SunOS4
651 AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
653 os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
654 changequote([, ]) dnl
656 test "$os" = SunOS4 && ac_cv_sunos4=yes])
657 if test "$ac_cv_sunos4" = yes; then
658 test "x$GXX" = xyes && lyx_broken_headers=yes
662 dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
665 [AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
667 if test `uname -s` != "SCO_SV"; then
668 lyx_machine_rel=`uname -m`:`uname -r`
669 if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
671 if test -f /usr/options/cb.name; then
673 elif /bin/uname -X 2>/dev/null >/dev/null ; then
678 if test "$ac_cv_sco" = yes; then
679 test "x$GXX" = xyes && lyx_broken_headers=yes
682 dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
683 dnl Checks whether putenv() takes 'char const *' or 'char *' as
684 dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
685 dnl while everybody else uses the former...
686 AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
687 [AC_MSG_CHECKING([type of argument for putenv()])
688 AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
690 [#include <cstdlib>],
691 [char const * foo = "bar";
693 [lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
694 AC_MSG_RESULT($lyx_cv_func_putenv_arg)
695 AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
696 [Define to the type of the argument of putenv(). Needed on Solaris 7.])])
699 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
700 dnl [default-yes-value])
701 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
702 dnl resulting directory name in 'dir-var-name'.
703 AC_DEFUN(LYX_WITH_DIR,[
704 AC_ARG_WITH($1,[ --with-$1 specify $2])
705 AC_MSG_CHECKING([for $2])
706 if test -z "$with_$3"; then
707 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
709 test "x$with_$3" = xyes && with_$3=$5
712 AC_MSG_RESULT($lyx_cv_$3)])
715 dnl Usage: LYX_LOOP_DIR(value,action)
716 dnl Executes action for values of variable `dir' in `values'. `values' can
717 dnl use ":" as a separator.
718 AC_DEFUN(LYX_LOOP_DIR,[
719 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
720 for dir in `eval "echo $1"`; do
721 if test ! "$dir" = NONE; then
722 test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
730 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
732 AC_DEFUN(LYX_ADD_LIB_DIR,[
734 if test "`(uname) 2>/dev/null`" = SunOS &&
735 uname -r | grep '^5' >/dev/null; then
736 if test $ac_cv_prog_gxx = yes ; then
737 $1="${$1} -Wl[,]-R$2"
744 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
746 AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
748 ### Check which libsigc++ we're using and make sure any external one works
749 ### Check for libsigc++ library
750 AC_DEFUN(LYX_WITH_SIGC,
751 [AC_MSG_CHECKING(whether the included libsigc++ should be used)
752 AC_ARG_WITH([included-libsigc],
753 [ --without-included-libsigc
754 Use the libsigc++ installed on the system],
755 [lyx_use_included_libsigc=$withval],
756 [lyx_use_included_libsigc=yes])
757 AC_MSG_RESULT([$lyx_use_included_libsigc])
758 if test x$lyx_use_included_libsigc = xno; then
759 ### Check for libsigc++
760 ## can't use AC_SUBST right here!
765 [Cannot find libsigc++ library or headers at least as recent as 0.8.7.
766 Check your installation. Have you installed the development package?])
769 ### Use the included libsigc++
770 ### sigc-config hasn't been created yet so we can't just do the same as above
771 ### unless of course someone gets keen and merges the sigc++ configure.in
772 ### with this one. We don't really gain much by doing that though except
773 ### a considerably smaller dist and more difficult maintenance.
774 ### It'd also mean we'd have the equivalent of config/gettext.m4
775 lyx_flags="$lyx_flags included-libsigc"
776 SIGC_LIBS="\`\${top_builddir}/sigc++/sigc-config --libs-names | sed -e 's/-lsigc//'\`"
777 # Libsigc++ always installs into a subdirectory called sigc++. Therefore we
778 # have to always use #include <sigc++/signal_system.h> in our code.
779 # Remember if you decide to do anything to the sigc++ code to do your mods on
780 # the makeLyXsigc.sh script in development/tools using a current cvs checkout
781 # of libsigc++. A tarball distribution doesn't have everything in it that we
783 # We need both these -I entries to build when builddir != srcdir
784 if test "x$src_dir" = "x." ; then
785 SIGC_CFLAGS="-I\${top_srcdir}"
787 SIGC_CFLAGS="-I\${top_builddir} -I\${top_srcdir}"
789 INCLUDED_SIGC="\${top_builddir}/sigc++/libsigc.la"
790 ## can't substitute these here like this otherwise all remaining tests fail
791 ## instead we SUBST directly into the Makefiles
792 ##LIBS="$LIBS \$SIGC_LIBS"
793 ##CPPFLAGS="$CPPFLAGS \$SIGC_CFLAGS"
795 AC_SUBST(SIGC_CFLAGS)
797 AC_SUBST(INCLUDED_SIGC)
800 ### Check for a headers existence and location iff it exists
801 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
802 ## It almost works. I've tried a few variations but they give errors
803 ## of one sort or other: bad substitution or file not found etc. The
804 ## actual header _is_ found though and the cache variable is set however
805 ## the reported setting (on screen) is equal to $ac_safe for some unknown
807 ## Additionally, autoheader can't figure out what to use as the name in
808 ## the config.h.in file so we need to write our own entries there -- one for
809 ## each header in the form PATH_HEADER_NAME_H
811 AC_DEFUN(LYX_PATH_HEADER,
812 [ AC_CHECK_HEADER($1,[
813 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
814 ### the only remaining problem is getting the second parameter to this
815 ### AC_CACHE_CACHE to print correctly. Currently it just results in value
816 ### of $ac_safe being printed.
817 AC_CACHE_CHECK([path to $1],[lyx_cv_path2_$ac_safe],
818 [ cat > conftest.$ac_ext <<EOF
819 #line __oline__ "configure"
820 #include "confdefs.h"
824 lyx_path_header_path=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
825 grep $1 2>/dev/null | \
826 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
827 eval "lyx_cv_path2_${ac_safe}=\$lyx_path_header_path"
829 AC_DEFINE_UNQUOTED($ac_tr_safe, $lyx_path_header_path)])
831 ### end of LYX_PATH_HEADER
833 ### Check for stl_string_fwd.h existence and location if it exists
834 AC_DEFUN(LYX_STL_STRING_FWD,
835 [ AC_CHECK_HEADER(stl_string_fwd.h,[
836 AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
837 [ cat > conftest.$ac_ext <<EOF
838 #line __oline__ "configure"
839 #include "confdefs.h"
841 #include <stl_string_fwd.h>
843 lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
844 grep 'stl_string_fwd.h' 2>/dev/null | \
845 sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
847 AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
848 [define this to the location of stl_string_fwd.h to be used with #include,
849 NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
850 supplied version of the header.
851 e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
855 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
856 dnl if the cache file is inconsistent with the current host,
857 dnl target and build system types, execute CMD or print a default
859 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
860 AC_REQUIRE([AC_CANONICAL_SYSTEM])
861 AC_MSG_CHECKING([config.cache system type])
862 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
863 test x"$ac_cv_host_system_type" != x"$host"; } ||
864 { test x"${ac_cv_build_system_type+set}" = x"set" &&
865 test x"$ac_cv_build_system_type" != x"$build"; } ||
866 { test x"${ac_cv_target_system_type+set}" = x"set" &&
867 test x"$ac_cv_target_system_type" != x"$target"; }; then
868 AC_MSG_RESULT([different])
870 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
872 AC_MSG_RESULT([same])
874 ac_cv_host_system_type="$host"
875 ac_cv_build_system_type="$build"
876 ac_cv_target_system_type="$target"
879 dnl We use this until autoconf fixes its version.
880 AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
881 [AC_MSG_CHECKING([types of arguments for select()])
882 AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
883 [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
884 [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
885 [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
886 for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
888 [#ifdef HAVE_SYS_TYPES_H
889 #include <sys/types.h>
891 #ifdef HAVE_SYS_TIME_H
892 #include <sys/time.h>
894 #ifdef HAVE_SYS_SELECT_H
895 #include <sys/select.h>
897 #ifdef HAVE_SYS_SOCKET_H
898 #include <sys/socket.h>
900 extern int select ($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
901 [ac_not_found=no ; break 3],ac_not_found=yes)
908 if test "$ac_not_found" = yes; then
909 ac_cv_func_select_arg1=int
910 ac_cv_func_select_arg234='int *'
911 ac_cv_func_select_arg5='struct timeval *'
913 AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
914 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1,
915 [Define to the type of arg1 for select().])
916 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234),
917 [Define to the type of args 2, 3 and 4 for select().])
918 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5),
919 [Define to the type of arg5 for select().])
922 ### Check which frontend we want to use. The default is XForms
924 AC_DEFUN(LYX_USE_FRONTEND,
925 [AC_MSG_CHECKING([what frontend should be used as main GUI])
926 AC_ARG_WITH(frontend,
927 [ --with-frontend=THIS Use THIS frontend as main GUI:
928 Possible values: xforms, qt2, gnome],
929 [lyx_use_frontend="$withval"], [lyx_use_frontend="xforms"])
930 AC_MSG_RESULT($lyx_use_frontend)
932 AC_SUBST(FRONTEND_GUILIB)
933 AC_SUBST(FRONTEND_LDFLAGS)
934 AC_SUBST(FRONTEND_INCLUDES)
935 AC_SUBST(FRONTEND_LIBS)
939 dnl Check things are declared in headers to avoid errors or warnings.
940 dnl Called like LYX_CHECK_DECL(function, headerfile)
941 dnl Defines HAVE_DECL_{FUNCTION}
942 AC_DEFUN(LYX_CHECK_DECL,
943 [AC_MSG_CHECKING(if $1 is declared by header $2)
944 tr_func=`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
946 tr_hdr=`echo $2 | tr . _`
947 AC_CACHE_VAL([lyx_cv_declare_${tr_hdr}_$1],
948 [AC_EGREP_HEADER($1, $2, [eval "lyx_cv_declare_${tr_hdr}_$1=yes"], [eval "lyx_cv_declare_${tr_hdr}_$1=no"])])
949 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then
950 AC_DEFINE_UNQUOTED(HAVE_DECL_${tr_func})
956 dnl This is the multiple headers version of the LYX_CHECK_DECL macro above.
957 dnl Called like LYX_CHECK_DECL_HDRS(function, file1 file2 file3)
958 AC_DEFUN(LYX_CHECK_DECL_HDRS,
961 tr_hdr=`echo $I | tr . _`
962 if test "${got}" = "no"; then
963 LYX_CHECK_DECL($1, $I)
965 if eval "test \"\${lyx_cv_declare_${tr_hdr}_$1}\" = \"yes\""; then
971 ## ------------------------------------------------------------------------
972 ## Find a file (or one of more files in a list of dirs)
973 ## ------------------------------------------------------------------------
975 AC_DEFUN(AC_FIND_FILE,
982 if test -r "$i/$j"; then
990 dnl just a wrapper to clean up configure.in
991 AC_DEFUN(LYX_PROG_LIBTOOL,
993 AC_REQUIRE([AC_ENABLE_SHARED])
994 AC_REQUIRE([AC_ENABLE_STATIC])
995 dnl libtool is only for C, so I must force him
996 dnl to find the correct flags for C++
998 ac_save_cflags="$CFLAGS"
1001 AM_PROG_LIBTOOL dnl for libraries
1003 CFLAGS="$ac_save_cflags"