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)
6 dnl Usage LYX_GET_VERSION Sets "lyx_version" to the version of LyX being
7 dnl built, displays it and sets variable "lyx_devel" to yes or no depending
8 dnl whether the version is a development release or not.
9 AC_DEFUN(LYX_GET_VERSION,[
11 VERSION=`grep '#define *LYX_VERSION' $1 |
12 sed -e 's/^.*"\(.*\)"$/\1/' 2>/dev/null`
13 echo "configuring LyX version $VERSION"
14 if echo "$VERSION" | grep 'cvs' >/dev/null ; then
16 echo "WARNING: This is a development version. Expect bugs."
20 if echo "$VERSION" | grep 'pre' > /dev/null ; then
22 echo "WARNING: This is a prerelease. Be careful and backup your documents."
27 PACKAGE=lyx${program_suffix}
28 AC_SUBST(lyx_devel_version)
29 if test $lyx_devel_version = yes ; then
30 AC_DEFINE(DEVEL_VERSION, 1, Define if you are building a development version of LyX)
33 dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
34 dnl flag lyx_error to yes.
36 lyx_error_txt="$lyx_error_txt
42 dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
43 dnl flag lyx_warning to yes.
44 AC_DEFUN(LYX_WARNING,[
45 lyx_warning_txt="$lyx_warning_txt
51 dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
52 dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
53 AC_DEFUN(LYX_LIB_ERROR,[
54 LYX_ERROR([Cannot find $1. Please check that the $2 library
55 is correctly installed on your system.])])
58 dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
59 dnl has occured previously.
60 AC_DEFUN(LYX_CHECK_ERRORS,[
61 if test x$lyx_error = xyes; then
63 **** The following problems have been detected by configure.
64 **** Please check the messages below before running 'make'.
65 **** (see the section 'Problems' in the INSTALL file)
68 deleting cache $cache_file
73 if test x$lyx_warning = xyes; then
75 === The following minor problems have been detected by configure.
76 === Please check the messages below before running 'make'.
77 === (see the section 'Problems' in the INSTALL file)
82 Configuration of LyX was successful.
83 Type 'make' to compile the program,
84 and then 'make install' to install it.
89 dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
91 define(LYX_SEARCH_PROG,[dnl
92 for ac_prog in $2 ; do
93 # Extract the first word of "$ac_prog", so it can be a program name with args.
94 set dummy $ac_prog ; ac_word=$[2]
95 if test -z "[$]$1"; then
96 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
97 for ac_dir in $PATH; do
98 test -z "$ac_dir" && ac_dir=.
99 if test -f [$ac_dir/$ac_word]; then
107 if test -n "[$]$1"; then
113 test -n "[$]$1" && break
118 AC_DEFUN(LYX_PROG_CXX_WORKS,
121 AC_TRY_COMPILER([class foo { int bar; }; int main(){return(0);}], ac_cv_prog_cxx_works, ac_cv_prog_cxx_cross)
123 if test $ac_cv_prog_cxx_works = no; then
126 cross_compiling=$ac_cv_prog_cxx_cross
130 AC_DEFUN(LYX_PROG_CXX,
131 [AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
132 AC_MSG_CHECKING([for a working C++ compiler])
133 LYX_SEARCH_PROG(CXX, $CCC g++ gcc c++ CC cxx xlC cc++, LYX_PROG_CXX_WORKS)
135 if test -z "$CXX" ; then
136 AC_ERROR([Unable to find a working C++ compiler])
142 AC_MSG_CHECKING([whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler])
143 AC_MSG_RESULT($cross_compiling)
147 dnl We might want to get or shut warnings.
148 AC_ARG_WITH(warnings,
149 [ --with-warnings tell the compiler to display more warnings],,
150 [ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
155 if test x$with_warnings = xyes ; then
156 lyx_flags="$lyx_flags warnings"
157 AC_DEFINE(WITH_WARNINGS, 1,
158 [Define this if you want to see the warning directives put here and
159 there by the developpers to get attention])
162 # optimize less for development versions
163 if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
169 # set the debug flags correctly.
170 if test $ac_cv_prog_gxx = yes; then
172 dnl Check whether -g works, even if CXXFLAGS is set, in case the package
173 dnl plays around with CXXFLAGS (such as to build both debugging and
174 dnl normal versions of a library), tasteless as that idea is.
175 ac_test_CXXFLAGS="${CXXFLAGS+set}"
176 ac_save_CXXFLAGS="$CXXFLAGS"
178 dnl Check the version of g++
179 gxx_version=`g++ --version`
182 if test "$ac_test_CXXFLAGS" = set; then
183 CXXFLAGS="$ac_save_CXXFLAGS"
184 elif test $ac_cv_prog_cxx_g = yes; then
186 2.7*) CXXFLAGS="$lyx_opt";;
187 2.95.1) CXXFLAGS="-g $lyx_opt -fpermissive -fno-rtti";;
188 2.95.*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
189 *2.91.*) CXXFLAGS="-g $lyx_opt -Wno-return-type -fno-exceptions -fno-rtti";;
190 *) CXXFLAGS="-g $lyx_opt -fno-exceptions -fno-rtti";;
195 if test x$with_warnings = xyes ; then
197 2.95.*) CXXFLAGS="$CXXFLAGS -Wall -W -Wconversion";;
198 *) CXXFLAGS="$CXXFLAGS -ansi -Wall -W";;
200 if test $lyx_devel_version = yes ; then
203 *) CXXFLAGS="$CXXFLAGS -pedantic";;
209 test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
214 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
216 AC_DEFUN(LYX_CXX_RTTI,[
217 ### Check whether the compiler supports runtime type information
218 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
222 virtual int tag() { return 0; }
224 class derived1 : public rtti {
226 int tag() { return 1; }
228 class derived2 : public rtti {
230 int tag() { return 2; }
233 derived1 * foo1 = new derived1();
234 derived2 * foo2 = new derived2();
236 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
240 bar1 = dynamic_cast<derived1 *>(bar);
245 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
247 if test x$lyx_cv_rtti = xyes ; then
248 AC_DEFINE(HAVE_RTTI, 1,
249 [Define to 1 if your compiler supports runtime type information])
253 dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
254 dnl understands the "explicit" directive.
255 AC_DEFUN(LYX_CXX_EXPLICIT,[
256 ### Check whether the compiler understands the keyword `explicit'
257 AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
262 };],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
264 if test $lyx_cv_explicit = no ; then
265 AC_DEFINE(explicit,[ ],
266 [Define to nothing if your compiler does not understand the
267 'explicit' directive])
271 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
272 dnl has a working stl stack template
273 AC_DEFUN(LYX_CXX_STL_STACK,[
274 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
281 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
283 if test $lyx_cv_broken_stack = yes ; then
284 AC_DEFINE(BROKEN_STL_STACK, 1,
285 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
290 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
291 dnl count template, if not the old HP version is assumed.
292 AC_DEFUN(LYX_STD_COUNT,[
293 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
299 int countChar(string const & a, char const c)
301 return count(a.begin(), a.end(), c);
305 int i = countChar(a, 'l');
306 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
308 if test $lyx_cv_std_count = yes ; then
309 AC_DEFINE(HAVE_STD_COUNT, 1,
310 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
314 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
315 dnl supports modern STL streams
316 AC_DEFUN(LYX_CXX_STL_MODERN_STREAMS,[
317 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
321 std::streambuf * test = std::cerr.rdbuf();
323 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
325 if test $lyx_cv_modern_streams = yes ; then
326 AC_DEFINE(MODERN_STL_STREAMS, 1,
327 [Define if you have modern standard-compliant STL streams])
331 dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
332 dnl has a working stl string container, the check is really stupid
333 dnl and could need some improvement.
334 AC_DEFUN(LYX_CXX_STL_STRING,[
335 AC_REQUIRE([LYX_PROG_CXX])
336 AC_MSG_CHECKING(whether the included std::string should be used)
337 AC_ARG_WITH(included-string,
338 [ --with-included-string use LyX string class instead of STL string],
339 [with_included_string=$withval],
344 string a("hello there");
349 with_included_string=no
351 with_included_string=yes
355 if test x$with_included_string = xyes ; then
356 AC_DEFINE(USE_INCLUDED_STRING, 1,
357 [Define to use the lyxstring class bundled with LyX.])
358 lyx_flags="$lyx_flags included-string"
360 AM_CONDITIONAL(USE_LYXSTRING, test x$with_included_string = xyes)
361 AC_MSG_RESULT([$with_included_string])
365 dnl Usage: LYX_REGEX : checks if the header regex.h is available
366 dnl if it is not available the automake variable USE_REGEX will be
367 dnl defined and the regex.h and regex.c that we provide will be used.
369 AC_CHECK_HEADERS(regex.h, lyx_regex=no, lyx_regex=yes)
370 AM_CONDITIONAL(USE_REGEX, test x$lyx_regex = xyes)
375 AC_DEFUN(LYX_CXX_MUTABLE, [
376 AC_REQUIRE([LYX_PROG_CXX])
377 AC_MSG_CHECKING(if C++ compiler supports mutable)
383 void foo() const { c=0; }
388 AC_DEFINE(HAVE_MUTABLE, 1,
389 [Defined if you compiler supports 'mutable'.])
393 AC_MSG_RESULT([$ac_mutable])
398 AC_DEFUN(LYX_CXX_PARTIAL, [
399 AC_REQUIRE([LYX_PROG_CXX])
400 AC_MSG_CHECKING(if C++ compiler supports partial specialization)
403 template<class T, class K>
407 template<class T> class k<void,T> { };
412 ac_partial_specialization=yes
413 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
414 [Defined if your compiler supports partial specialization.])
416 ac_partial_specialization=no
418 AC_MSG_RESULT([$ac_partial_specialization])
422 dnl Usage: LYX_CXX_NAMESPACES : checks whether the C++ compiler
423 dnl has a correct namespace handling and define CXX_WORKING_NAMESPACES
424 dnl if true. This macro does not do a thourough test, but it should be
425 dnl good enough to suit our needs.
426 AC_DEFUN(LYX_CXX_NAMESPACES,[
427 AC_CACHE_CHECK(for correct namespaces support,lyx_cv_cxx_namespace,
435 ],lyx_cv_cxx_namespace=yes,lyx_cv_cxx_namespace=no)
437 if test $lyx_cv_cxx_namespace = yes ; then
438 AC_DEFINE(CXX_WORKING_NAMESPACES, 1,
439 [Define if your C++ compiler has correct support for namespaces])
443 dnl Usage: LYX_CXX_CHEADERS : checks whether the C++ compiler
444 dnl provides wrappers for C headers and use our alternate version otherwise.
445 AC_DEFUN(LYX_CXX_CHEADERS,[
446 AC_CACHE_CHECK(for C headers wrappers,lyx_cv_cxx_cheaders,
456 #include <ctime>],[lyx_cv_cxx_cheaders=yes],[lyx_cv_cxx_cheaders=no])])
457 if test $lyx_cv_cxx_cheaders = no ; then
458 LYX_ADD_INC_DIR(lyx_cppflags,\$(top_srcdir)/src/cheaders)
462 dnl Usage LYX_PATH_XPM: Checks for xpm library and header
463 AC_DEFUN(LYX_PATH_XPM,[
464 ### Check for Xpm library
465 AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage,LYX_LIBS="-lXpm $LYX_LIBS",
466 [LYX_LIB_ERROR(libXpm,Xpm)], $LYX_LIBS)
468 ### Check for Xpm headers
469 lyx_cv_xpm_h_location="<xpm.h>"
470 AC_CHECK_HEADER(X11/xpm.h,[
471 ac_cv_header_xpm_h=yes
472 lyx_cv_xpm_h_location="<X11/xpm.h>"],[
473 AC_CHECK_HEADER(xpm.h,[],[
474 LYX_LIB_ERROR(xpm.h,Xpm)])])
475 AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
477 ### Test for the header version
478 if test $ac_cv_header_xpm_h = yes; then
479 AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
480 [ cat > conftest.$ac_ext <<EOF
481 #line __oline__ "configure"
482 #include "confdefs.h"
484 #include XPM_H_LOCATION
485 "%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
487 eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
488 grep '^"%%%"' 2>/dev/null | \
489 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
490 case "$lyx_cv_xpmr" in
492 [0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
493 lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
497 lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
499 case "$lyx_cv_xpmr" in
501 [789]|[0-9][0-9]*) ;;
503 *) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
504 If you experience strange crashes with LyX, try to upgrade
505 to at least version 4.7 (aka 3.4g).
506 If you have installed a newer version of the library, check whether you
507 have an old xpm.h header file in your include path.]);;
512 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
513 AC_DEFUN(LYX_PATH_XFORMS,[
514 ### Check for xforms library
515 AC_CHECK_LIB(forms, fl_initialize, LYX_LIBS="-lforms $LYX_LIBS",
516 [AC_CHECK_LIB(xforms, fl_initialize, LYX_LIBS="-lxforms $LYX_LIBS",
517 [LYX_LIB_ERROR(libforms or libxforms,xforms)], $LYX_LIBS)], $LYX_LIBS)
519 ### Check for xforms headers
520 lyx_cv_forms_h_location="<forms.h>"
521 AC_CHECK_HEADER(X11/forms.h,[
522 ac_cv_header_forms_h=yes
523 lyx_cv_forms_h_location="<X11/forms.h>"],[
524 AC_CHECK_HEADER(forms.h,[],[
525 LYX_LIB_ERROR(forms.h,forms)])])
526 AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
527 if test $ac_cv_header_forms_h = yes; then
528 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
529 [ cat > conftest.$ac_ext <<EOF
530 #line __oline__ "configure"
531 #include "confdefs.h"
533 #include FORMS_H_LOCATION
534 #if ! defined(FL_INCLUDE_VERSION)
537 "%%%"FL_VERSION.FL_REVISION"%%%"
540 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
541 grep '^"%%%"' 2>/dev/null | \
542 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
544 case "$lyx_cv_xfversion" in
545 "(unknown)"|0.82|0.83|0.84|0.85)
547 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
548 This version of LyX works best with version 0.88[,] although it
549 supports also versions 0.81[,] 0.86 and 0.87.) ;;
552 While LyX is compatible with version $lyx_cv_xfversion of xforms[,]
553 it is recommended that you upgrade to version 0.88.) ;;
555 0.89) LYX_WARNING(dnl
556 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
557 it is an unproven version and might still have some bugs. If you
558 have problems[,] please use version 0.88 instead.) ;;
560 Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
561 since it is newer than 0.88. You might have slight problems with it.);;
566 dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
568 [#It seems that HPUX requires using -fpcc-struct-return with gcc.
569 AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
570 os=`uname -s | tr '[A-Z]' '[a-z]'`
572 test "$os" = hp-ux && ac_cv_hpux=yes])
573 if test "$ac_cv_hpux" = yes; then
574 test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
578 dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
581 [#The headers are not correct under SunOS4
582 AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
584 os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
585 changequote([, ]) dnl
587 test "$os" = SunOS4 && ac_cv_sunos4=yes])
588 if test "$ac_cv_sunos4" = yes; then
589 test "x$GXX" = xyes && lyx_broken_headers=yes
593 dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
596 [AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
598 if test `uname -s` != "SCO_SV"; then
599 lyx_machine_rel=`uname -m`:`uname -r`
600 if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
602 if test -f /usr/options/cb.name; then
604 elif /bin/uname -X 2>/dev/null >/dev/null ; then
609 if test "$ac_cv_sco" = yes; then
610 test "x$GXX" = xyes && lyx_broken_headers=yes
613 dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
614 dnl Checks whether putenv() takes 'char const *' or 'char *' as
615 dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
616 dnl while everybody else uses the former...
617 AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
618 [AC_MSG_CHECKING([type of argument for putenv()])
619 AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
621 [#include <cstdlib>],
622 [char const * foo = "bar";
624 [lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
625 AC_MSG_RESULT($lyx_cv_func_putenv_arg)
626 AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
627 [Define to the type of the argument of putenv(). Needed on Solaris 7.])])
630 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
631 dnl [default-yes-value])
632 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
633 dnl resulting directory name in 'dir-var-name'.
634 AC_DEFUN(LYX_WITH_DIR,[
635 AC_ARG_WITH($1,[ --with-$1 specify $2])
636 AC_MSG_CHECKING([for $2])
637 if test -z "$with_$3"; then
638 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
640 test "x$with_$3" = xyes && with_$3=$5
643 AC_MSG_RESULT($lyx_cv_$3)])
646 dnl Usage: LYX_LOOP_DIR(value,action)
647 dnl Executes action for values of variable `dir' in `values'. `values' can
648 dnl use ":" as a separator.
649 AC_DEFUN(LYX_LOOP_DIR,[
650 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
651 for dir in `eval "echo $1"`; do
652 if test ! "$dir" = NONE; then
653 test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
661 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
663 AC_DEFUN(LYX_ADD_LIB_DIR,[
665 if test "`(uname) 2>/dev/null`" = SunOS &&
666 uname -r | grep '^5' >/dev/null; then
667 if test $ac_cv_prog_gxx = yes ; then
668 $1="${$1} -Wl[,]-R$2"
675 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
677 AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
679 ### Check for a headers existence and location iff it exists
680 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
681 ## It almost works. I've tried a few variations but they give errors
682 ## of one sort or other: bad substitution or file not found etc. The
683 ## actual header _is_ found though and the cache variable is set however
684 ## the reported setting (on screen) is equal to $ac_safe for some unknown
686 AC_DEFUN(LYX_PATH_HEADER,
687 [ AC_CHECK_HEADER($1,[
688 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
689 AC_CACHE_CHECK([path to $1],lyx_cv_path_$ac_safe,
690 [ cat > conftest.$ac_ext <<EOF
691 #line __oline__ "configure"
692 #include "confdefs.h"
696 lyx_cv_path_$ac_safe=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
697 grep $1 2>/dev/null | \
698 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
700 AC_DEFINE_UNQUOTED(${ac_tr_safe},${lyx_cv_path_$ac_safe})])
702 ### end of LYX_PATH_HEADER
704 ### Check for stl_string_fwd.h existence and location if it exists
705 AC_DEFUN(LYX_STL_STRING_FWD,
706 [ AC_CHECK_HEADER(stl_string_fwd.h,[
707 AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
708 [ cat > conftest.$ac_ext <<EOF
709 #line __oline__ "configure"
710 #include "confdefs.h"
712 #include <stl_string_fwd.h>
714 lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
715 grep 'stl_string_fwd.h' 2>/dev/null | \
716 sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
718 AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
719 [define this to the location of stl_string_fwd.h to be used with #include,
720 NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
721 supplied version of the header.
722 e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
726 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
727 dnl if the cache file is inconsistent with the current host,
728 dnl target and build system types, execute CMD or print a default
730 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
731 AC_REQUIRE([AC_CANONICAL_SYSTEM])
732 AC_MSG_CHECKING([config.cache system type])
733 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
734 test x"$ac_cv_host_system_type" != x"$host"; } ||
735 { test x"${ac_cv_build_system_type+set}" = x"set" &&
736 test x"$ac_cv_build_system_type" != x"$build"; } ||
737 { test x"${ac_cv_target_system_type+set}" = x"set" &&
738 test x"$ac_cv_target_system_type" != x"$target"; }; then
739 AC_MSG_RESULT([different])
741 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
743 AC_MSG_RESULT([same])
745 ac_cv_host_system_type="$host"
746 ac_cv_build_system_type="$build"
747 ac_cv_target_system_type="$target"
750 dnl We use this until autoconf fixes its version.
751 AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
752 [AC_MSG_CHECKING([types of arguments for select()])
753 AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
754 [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
755 [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
756 [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
757 for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
759 [#ifdef HAVE_SYS_TYPES_H
760 #include <sys/types.h>
762 #ifdef HAVE_SYS_TIME_H
763 #include <sys/time.h>
765 #ifdef HAVE_SYS_SELECT_H
766 #include <sys/select.h>
768 #ifdef HAVE_SYS_SOCKET_H
769 #include <sys/socket.h>
771 extern int select ($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
772 [ac_not_found=no ; break 3],ac_not_found=yes)
779 if test "$ac_not_found" = yes; then
780 ac_cv_func_select_arg1=int
781 ac_cv_func_select_arg234='int *'
782 ac_cv_func_select_arg5='struct timeval *'
784 AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
785 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1)
786 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234))
787 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5))