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 *) CXXFLAGS="-g $lyx_opt -fno-exceptions -fno-rtti";;
194 if test x$with_warnings = xyes ; then
196 2.95.*) CXXFLAGS="$CXXFLAGS -Wall -W -Wconversion";;
197 *) CXXFLAGS="$CXXFLAGS -ansi -Wall -W";;
199 if test $lyx_devel_version = yes ; then
202 *) CXXFLAGS="$CXXFLAGS -pedantic";;
208 test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
213 dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
215 AC_DEFUN(LYX_CXX_RTTI,[
216 ### Check whether the compiler supports runtime type information
217 AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
221 virtual int tag() { return 0; }
223 class derived1 : public rtti {
225 int tag() { return 1; }
227 class derived2 : public rtti {
229 int tag() { return 2; }
232 derived1 * foo1 = new derived1();
233 derived2 * foo2 = new derived2();
235 derived1 * bar1 = dynamic_cast<derived1 *>(bar);
239 bar1 = dynamic_cast<derived1 *>(bar);
244 ],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
246 if test x$lyx_cv_rtti = xyes ; then
247 AC_DEFINE(HAVE_RTTI, 1,
248 [Define to 1 if your compiler supports runtime type information])
252 dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
253 dnl understands the "explicit" directive.
254 AC_DEFUN(LYX_CXX_EXPLICIT,[
255 ### Check whether the compiler understands the keyword `explicit'
256 AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
261 };],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
263 if test $lyx_cv_explicit = no ; then
264 AC_DEFINE(explicit,[ ],
265 [Define to nothing if your compiler does not understand the
266 'explicit' directive])
270 dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
271 dnl has a working stl stack template
272 AC_DEFUN(LYX_CXX_STL_STACK,[
273 AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
280 ],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
282 if test $lyx_cv_broken_stack = yes ; then
283 AC_DEFINE(BROKEN_STL_STACK, 1,
284 [Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
289 dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
290 dnl count template, if not the old HP version is assumed.
291 AC_DEFUN(LYX_STD_COUNT,[
292 AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
298 int countChar(string const & a, char const c)
300 return count(a.begin(), a.end(), c);
304 int i = countChar(a, 'l');
305 ],lyx_cv_std_count=yes,lyx_cv_std_count=no)
307 if test $lyx_cv_std_count = yes ; then
308 AC_DEFINE(HAVE_STD_COUNT, 1,
309 [Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
313 dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
314 dnl supports modern STL streams
315 AC_DEFUN(LYX_CXX_STL_MODERN_STREAMS,[
316 AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
320 std::streambuf * test = std::cerr.rdbuf();
322 ],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
324 if test $lyx_cv_modern_streams = yes ; then
325 AC_DEFINE(MODERN_STL_STREAMS, 1,
326 [Define if you have modern standard-compliant STL streams])
330 dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
331 dnl has a working stl string container, the check is really stupid
332 dnl and could need some improvement.
333 AC_DEFUN(LYX_CXX_STL_STRING,[
334 AC_REQUIRE([LYX_PROG_CXX])
335 AC_MSG_CHECKING(whether the included std::string should be used)
336 AC_ARG_WITH(included-string,
337 [ --with-included-string use LyX string class instead of STL string],
338 [with_included_string=$withval],
343 string a("hello there");
348 with_included_string=no
350 with_included_string=yes
354 if test x$with_included_string = xyes ; then
355 AC_DEFINE(USE_INCLUDED_STRING, 1,
356 [Define to use the lyxstring class bundled with LyX.])
357 lyx_flags="$lyx_flags included-string"
359 AM_CONDITIONAL(USE_LYXSTRING, test x$with_included_string = xyes)
360 AC_MSG_RESULT([$with_included_string])
364 dnl Usage: LYX_REGEX : checks if the header regex.h is available
365 dnl if it is not available the automake variable USE_REGEX will be
366 dnl defined and the regex.h and regex.c that we provide will be used.
368 AC_CHECK_HEADERS(regex.h, lyx_regex=no, lyx_regex=yes)
369 AM_CONDITIONAL(USE_REGEX, test x$lyx_regex = xyes)
374 AC_DEFUN(LYX_CXX_MUTABLE, [
375 AC_REQUIRE([LYX_PROG_CXX])
376 AC_MSG_CHECKING(if C++ compiler supports mutable)
382 void foo() const { c=0; }
387 AC_DEFINE(HAVE_MUTABLE, 1,
388 [Defined if you compiler supports 'mutable'.])
392 AC_MSG_RESULT([$ac_mutable])
397 AC_DEFUN(LYX_CXX_PARTIAL, [
398 AC_REQUIRE([LYX_PROG_CXX])
399 AC_MSG_CHECKING(if C++ compiler supports partial specialization)
402 template<class T, class K>
406 template<class T> class k<void,T> { };
411 ac_partial_specialization=yes
412 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
413 [Defined if your compiler supports partial specialization.])
415 ac_partial_specialization=no
417 AC_MSG_RESULT([$ac_partial_specialization])
421 dnl Usage: LYX_CXX_NAMESPACES : checks whether the C++ compiler
422 dnl has a correct namespace handling and define CXX_WORKING_NAMESPACES
423 dnl if true. This macro does not do a thourough test, but it should be
424 dnl good enough to suit our needs.
425 AC_DEFUN(LYX_CXX_NAMESPACES,[
426 AC_CACHE_CHECK(for correct namespaces support,lyx_cv_cxx_namespace,
433 ],lyx_cv_cxx_namespace=yes,lyx_cv_cxx_namespace=no)
435 if test $lyx_cv_cxx_namespace = yes ; then
436 AC_DEFINE(CXX_WORKING_NAMESPACES, 1,
437 [Define if your C++ compiler has correct support for namespaces])
441 dnl Usage: LYX_CXX_CHEADERS : checks whether the C++ compiler
442 dnl provides wrappers for C headers and use our alternate version otherwise.
443 AC_DEFUN(LYX_CXX_CHEADERS,[
444 AC_CACHE_CHECK(for C headers wrappers,lyx_cv_cxx_cheaders,
454 #include <ctime>],[lyx_cv_cxx_cheaders=yes],[lyx_cv_cxx_cheaders=no])])
455 if test $lyx_cv_cxx_cheaders = no ; then
456 LYX_ADD_INC_DIR(lyx_cppflags,\$(top_srcdir)/src/cheaders)
460 dnl Usage LYX_PATH_XPM: Checks for xpm library and header
461 AC_DEFUN(LYX_PATH_XPM,[
462 ### Check for Xpm library
463 AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage,LYX_LIBS="-lXpm $LYX_LIBS",
464 [LYX_LIB_ERROR(libXpm,Xpm)], $LYX_LIBS)
466 ### Check for Xpm headers
467 lyx_cv_xpm_h_location="<xpm.h>"
468 AC_CHECK_HEADER(X11/xpm.h,[
469 ac_cv_header_xpm_h=yes
470 lyx_cv_xpm_h_location="<X11/xpm.h>"],[
471 AC_CHECK_HEADER(xpm.h,[],[
472 LYX_LIB_ERROR(xpm.h,Xpm)])])
473 AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
475 ### Test for the header version
476 if test $ac_cv_header_xpm_h = yes; then
477 AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
478 [ cat > conftest.$ac_ext <<EOF
479 #line __oline__ "configure"
480 #include "confdefs.h"
482 #include XPM_H_LOCATION
483 "%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
485 eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
486 grep '^"%%%"' 2>/dev/null | \
487 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
488 case "$lyx_cv_xpmr" in
490 [0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
491 lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
495 lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
497 case "$lyx_cv_xpmr" in
499 [789]|[0-9][0-9]*) ;;
501 *) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
502 If you experience strange crashes with LyX, try to upgrade
503 to at least version 4.7 (aka 3.4g).
504 If you have installed a newer version of the library, check whether you
505 have an old xpm.h header file in your include path.]);;
510 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
511 AC_DEFUN(LYX_PATH_XFORMS,[
512 ### Check for xforms library
513 AC_CHECK_LIB(forms, fl_initialize, LYX_LIBS="-lforms $LYX_LIBS",
514 [AC_CHECK_LIB(xforms, fl_initialize, LYX_LIBS="-lxforms $LYX_LIBS",
515 [LYX_LIB_ERROR(libforms or libxforms,xforms)], $LYX_LIBS)], $LYX_LIBS)
517 ### Check for xforms headers
518 lyx_cv_forms_h_location="<forms.h>"
519 AC_CHECK_HEADER(X11/forms.h,[
520 ac_cv_header_forms_h=yes
521 lyx_cv_forms_h_location="<X11/forms.h>"],[
522 AC_CHECK_HEADER(forms.h,[],[
523 LYX_LIB_ERROR(forms.h,forms)])])
524 AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
525 if test $ac_cv_header_forms_h = yes; then
526 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
527 [ cat > conftest.$ac_ext <<EOF
528 #line __oline__ "configure"
529 #include "confdefs.h"
531 #include FORMS_H_LOCATION
532 #if ! defined(FL_INCLUDE_VERSION)
535 "%%%"FL_VERSION.FL_REVISION"%%%"
538 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
539 grep '^"%%%"' 2>/dev/null | \
540 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
542 case "$lyx_cv_xfversion" in
543 "(unknown)"|0.82|0.83|0.84|0.85)
545 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
546 This version of LyX works best with version 0.88[,] although it
547 supports also versions 0.81[,] 0.86 and 0.87.) ;;
550 While LyX is compatible with version $lyx_cv_xfversion of xforms[,]
551 it is recommended that you upgrade to version 0.88.) ;;
553 0.89) LYX_WARNING(dnl
554 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
555 it is an unproven version and might still have some bugs. If you
556 have problems[,] please use version 0.88 instead.) ;;
558 Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
559 since it is newer than 0.88. You might have slight problems with it.);;
564 dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
566 [#It seems that HPUX requires using -fpcc-struct-return with gcc.
567 AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
568 os=`uname -s | tr '[A-Z]' '[a-z]'`
570 test "$os" = hp-ux && ac_cv_hpux=yes])
571 if test "$ac_cv_hpux" = yes; then
572 test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
576 dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
579 [#The headers are not correct under SunOS4
580 AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
582 os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
583 changequote([, ]) dnl
585 test "$os" = SunOS4 && ac_cv_sunos4=yes])
586 if test "$ac_cv_sunos4" = yes; then
587 test "x$GXX" = xyes && lyx_broken_headers=yes
591 dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
594 [AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
596 if test `uname -s` != "SCO_SV"; then
597 lyx_machine_rel=`uname -m`:`uname -r`
598 if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
600 if test -f /usr/options/cb.name; then
602 elif /bin/uname -X 2>/dev/null >/dev/null ; then
607 if test "$ac_cv_sco" = yes; then
608 test "x$GXX" = xyes && lyx_broken_headers=yes
611 dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
612 dnl Checks whether putenv() takes 'char const *' or 'char *' as
613 dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
614 dnl while everybody else uses the former...
615 AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
616 [AC_MSG_CHECKING([type of argument for putenv()])
617 AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
620 extern int putenv(const char *);],,dnl
621 [lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
622 AC_MSG_RESULT($lyx_cv_func_putenv_arg)
623 AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
624 [Define to the type of the argument of putenv(). Needed on Solaris 7.])])
627 dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
628 dnl [default-yes-value])
629 dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
630 dnl resulting directory name in 'dir-var-name'.
631 AC_DEFUN(LYX_WITH_DIR,[
632 AC_ARG_WITH($1,[ --with-$1 specify $2])
633 AC_MSG_CHECKING([for $2])
634 if test -z "$with_$3"; then
635 AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
637 test "x$with_$3" = xyes && with_$3=$5
640 AC_MSG_RESULT($lyx_cv_$3)])
643 dnl Usage: LYX_LOOP_DIR(value,action)
644 dnl Executes action for values of variable `dir' in `values'. `values' can
645 dnl use ":" as a separator.
646 AC_DEFUN(LYX_LOOP_DIR,[
647 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
648 for dir in `eval "echo $1"`; do
649 if test ! "$dir" = NONE; then
650 test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
658 dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
660 AC_DEFUN(LYX_ADD_LIB_DIR,[
662 if test "`(uname) 2>/dev/null`" = SunOS &&
663 uname -r | grep '^5' >/dev/null; then
664 if test $ac_cv_prog_gxx = yes ; then
665 $1="${$1} -Wl[,]-R$2"
672 dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
674 AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
676 ### Check for a headers existence and location iff it exists
677 ## This is supposed to be a generalised version of LYX_STL_STRING_FWD
678 ## It almost works. I've tried a few variations but they give errors
679 ## of one sort or other: bad substitution or file not found etc. The
680 ## actual header _is_ found though and the cache variable is set however
681 ## the reported setting (on screen) is equal to $ac_safe for some unknown
683 AC_DEFUN(LYX_PATH_HEADER,
684 [ AC_CHECK_HEADER($1,[
685 ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
686 AC_CACHE_CHECK([path to $1],lyx_cv_path_$ac_safe,
687 [ cat > conftest.$ac_ext <<EOF
688 #line __oline__ "configure"
689 #include "confdefs.h"
693 lyx_cv_path_$ac_safe=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
694 grep $1 2>/dev/null | \
695 sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
697 AC_DEFINE_UNQUOTED(${ac_tr_safe},${lyx_cv_path_$ac_safe})])
699 ### end of LYX_PATH_HEADER
701 ### Check for stl_string_fwd.h existence and location if it exists
702 AC_DEFUN(LYX_STL_STRING_FWD,
703 [ AC_CHECK_HEADER(stl_string_fwd.h,[
704 AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
705 [ cat > conftest.$ac_ext <<EOF
706 #line __oline__ "configure"
707 #include "confdefs.h"
709 #include <stl_string_fwd.h>
711 lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
712 grep 'stl_string_fwd.h' 2>/dev/null | \
713 sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
715 AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
716 [define this to the location of stl_string_fwd.h to be used with #include,
717 NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
718 supplied version of the header.
719 e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
723 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
724 dnl if the cache file is inconsistent with the current host,
725 dnl target and build system types, execute CMD or print a default
727 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
728 AC_REQUIRE([AC_CANONICAL_SYSTEM])
729 AC_MSG_CHECKING([config.cache system type])
730 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
731 test x"$ac_cv_host_system_type" != x"$host"; } ||
732 { test x"${ac_cv_build_system_type+set}" = x"set" &&
733 test x"$ac_cv_build_system_type" != x"$build"; } ||
734 { test x"${ac_cv_target_system_type+set}" = x"set" &&
735 test x"$ac_cv_target_system_type" != x"$target"; }; then
736 AC_MSG_RESULT([different])
738 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
740 AC_MSG_RESULT([same])
742 ac_cv_host_system_type="$host"
743 ac_cv_build_system_type="$build"
744 ac_cv_target_system_type="$target"
747 dnl We use this until autoconf fixes its version.
748 AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
749 [AC_MSG_CHECKING([types of arguments for select()])
750 AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
751 [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
752 [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
753 [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
754 for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
756 [#ifdef HAVE_SYS_TYPES_H
757 #include <sys/types.h>
759 #ifdef HAVE_SYS_TIME_H
760 #include <sys/time.h>
762 #ifdef HAVE_SYS_SELECT_H
763 #include <sys/select.h>
765 #ifdef HAVE_SYS_SOCKET_H
766 #include <sys/socket.h>
768 extern int select ($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
769 [ac_not_found=no ; break 3],ac_not_found=yes)
776 if test "$ac_not_found" = yes; then
777 ac_cv_func_select_arg1=int
778 ac_cv_func_select_arg234='int *'
779 ac_cv_func_select_arg5='struct timeval *'
781 AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
782 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1)
783 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234))
784 AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5))