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dnl Some useful functions for LyXs configure.in -*- sh -*-
dnl Author: Jean-Marc Lasgouttes (Jean-Marc.Lasgouttes@inria.fr)
dnl Lars Gullik Bj<42> nnes (larsbj@lyx.org)
dnl Usage LYX_GET_VERSION Sets "lyx_version" to the version of LyX being
dnl built, displays it and sets variable "lyx_devel" to yes or no depending
dnl whether the version is a development release or not.
AC_DEFUN(LYX_GET_VERSION,[
changequote(, ) dnl
VERSION=`grep '#define *LYX_VERSION' $1 |
sed -e 's/^.*"\(.*\)"$/\1/' 2>/dev/null`
echo "configuring LyX version $VERSION"
if echo "$VERSION" | grep 'cvs' >/dev/null ; then
lyx_devel_version=yes
echo "WARNING: This is a development version. Expect bugs."
else
lyx_devel_version=no
fi
if echo "$VERSION" | grep 'pre' > /dev/null ; then
lyx_prerelease=yes
echo "WARNING: This is a prerelease. Be careful and backup your documents."
else
lyx_prerelease=no
fi
changequote([, ]) dnl
PACKAGE=lyx${program_suffix}
AC_SUBST(lyx_devel_version)
if test $lyx_devel_version = yes ; then
AC_DEFINE(DEVEL_VERSION, 1, Define if you are building a development version of LyX)
fi])
dnl Usage: LYX_ERROR(message) Displays the warning "message" and sets the
dnl flag lyx_error to yes.
AC_DEFUN(LYX_ERROR,[
lyx_error_txt="$lyx_error_txt
** $1
"
lyx_error=yes])
dnl Usage: LYX_WARNING(message) Displays the warning "message" and sets the
dnl flag lyx_warning to yes.
AC_DEFUN(LYX_WARNING,[
lyx_warning_txt="$lyx_warning_txt
== $1
"
lyx_warning=yes])
dnl Usage: LYX_LIB_ERROR(file,library) Displays an error message indication
dnl that 'file' cannot be found because 'lib' may be uncorrectly installed.
AC_DEFUN(LYX_LIB_ERROR,[
LYX_ERROR([Cannot find $1. Please check that the $2 library
is correctly installed on your system.])])
dnl Usage: LYX_CHECK_ERRORS Displays a warning message if a LYX_ERROR
dnl has occured previously.
AC_DEFUN(LYX_CHECK_ERRORS,[
if test x$lyx_error = xyes; then
cat <<EOF
**** The following problems have been detected by configure.
**** Please check the messages below before running 'make'.
**** (see the section 'Problems' in the INSTALL file)
$lyx_error_txt
$lyx_warning_txt
deleting cache $cache_file
EOF
rm -f $cache_file
else
if test x$lyx_warning = xyes; then
cat <<EOF
=== The following minor problems have been detected by configure.
=== Please check the messages below before running 'make'.
=== (see the section 'Problems' in the INSTALL file)
$lyx_warning_txt
EOF
fi
cat <<EOF
Configuration of LyX was successful.
Type 'make' to compile the program,
and then 'make install' to install it.
EOF
fi])
dnl LYX_SEARCH_PROG(VARIABLE-NAME,PROGRAMS-LIST,ACTION-IF-FOUND)
dnl
define(LYX_SEARCH_PROG,[dnl
for ac_prog in $2 ; do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$[2]
if test -z "[$]$1"; then
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f [$ac_dir/$ac_word]; then
$1="$ac_prog"
break
fi
done
IFS="$ac_save_ifs"
fi
if test -n "[$]$1"; then
ac_result=yes
else
ac_result=no
fi
ifelse($3,,,[$3])
test -n "[$]$1" && break
done
])dnl
AC_DEFUN(LYX_PROG_CXX_WORKS,
[AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILER([class foo { int bar; }; int main(){return(0);}], ac_cv_prog_cxx_works, ac_cv_prog_cxx_cross)
AC_LANG_RESTORE
if test $ac_cv_prog_cxx_works = no; then
CXX=
fi
cross_compiling=$ac_cv_prog_cxx_cross
])
AC_DEFUN(LYX_PROG_CXX,
[AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
AC_MSG_CHECKING([for a working C++ compiler])
LYX_SEARCH_PROG(CXX, $CCC g++ gcc c++ CC cxx xlC cc++, LYX_PROG_CXX_WORKS)
if test -z "$CXX" ; then
AC_ERROR([Unable to find a working C++ compiler])
fi
AC_SUBST(CXX)
AC_MSG_RESULT($CXX)
AC_MSG_CHECKING([whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler])
AC_MSG_RESULT($cross_compiling)
AC_PROG_CXX_GNU
dnl We might want to get or shut warnings.
AC_ARG_WITH(warnings,
[ --with-warnings tell the compiler to display more warnings],,
[ if test $lyx_devel_version = yes -o $lyx_prerelease = yes && test $ac_cv_prog_gxx = yes ; then
with_warnings=yes;
else
with_warnings=no;
fi;])
if test x$with_warnings = xyes ; then
lyx_flags="$lyx_flags warnings"
AC_DEFINE(WITH_WARNINGS, 1,
[Define this if you want to see the warning directives put here and
there by the developpers to get attention])
fi
# optimize less for development versions
if test $lyx_devel_version = yes -o $lyx_prerelease = yes ; then
lyx_opt="-O"
else
lyx_opt="-O2"
fi
# set the debug flags correctly.
if test $ac_cv_prog_gxx = yes; then
GXX=yes
dnl Check whether -g works, even if CXXFLAGS is set, in case the package
dnl plays around with CXXFLAGS (such as to build both debugging and
dnl normal versions of a library), tasteless as that idea is.
ac_test_CXXFLAGS="${CXXFLAGS+set}"
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS=
dnl Check the version of g++
gxx_version=`g++ --version`
AC_PROG_CXX_G
if test "$ac_test_CXXFLAGS" = set; then
CXXFLAGS="$ac_save_CXXFLAGS"
elif test $ac_cv_prog_cxx_g = yes; then
case $gxx_version in
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2.95.1) CXXFLAGS="-g $lyx_opt -fpermissive -fno-rtti -fno-exceptions";;
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2.95.*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
2.96*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
*2.91.*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
*) CXXFLAGS="-g $lyx_opt -fno-rtti -fno-exceptions";;
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esac
else
CXXFLAGS="$lyx_opt"
fi
if test x$with_warnings = xyes ; then
case $gxx_version in
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2.95.*) CXXFLAGS="$CXXFLAGS -W -Wall -Wconversion -Winline";;
2000-03-02 02:19:43 +00:00
2.96*) CXXFLAGS="$CXXFLAGS -W -Wall -Wconversion";;
*) CXXFLAGS="$CXXFLAGS -ansi -W -Wall -Wno-return-type";;
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esac
if test $lyx_devel_version = yes ; then
case $gxx_version in
2.95.*) ;;
2000-02-29 02:19:17 +00:00
2.96*) ;;
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*2.91*) ;;
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*) CXXFLAGS="$CXXFLAGS -pedantic";;
esac
fi
fi
else
GXX=
test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
fi
])dnl
dnl Usage: LYX_CXX_RTTI : checks whether the C++ compiler
dnl supports RTTI
AC_DEFUN(LYX_CXX_RTTI,[
### Check whether the compiler supports runtime type information
AC_CACHE_CHECK(whether the C++ compiler supports RTTI,lyx_cv_rtti,
[AC_TRY_RUN([
class rtti {
public:
virtual int tag() { return 0; }
};
class derived1 : public rtti {
public:
int tag() { return 1; }
};
class derived2 : public rtti {
public:
int tag() { return 2; }
};
int main() {
derived1 * foo1 = new derived1();
derived2 * foo2 = new derived2();
rtti * bar = foo1;
derived1 * bar1 = dynamic_cast<derived1 *>(bar);
if (bar1 == 0)
exit(1);
bar = foo2;
bar1 = dynamic_cast<derived1 *>(bar);
if (bar1 != 0)
exit(1);
return 0;
}
],lyx_cv_rtti=yes,lyx_cv_rtti=no,lyx_cv_rtti=no)
])
if test x$lyx_cv_rtti = xyes ; then
AC_DEFINE(HAVE_RTTI, 1,
[Define to 1 if your compiler supports runtime type information])
fi])
dnl Usage: LYX_CXX_EXPLICIT : checks whether the C++ compiler
dnl understands the "explicit" directive.
AC_DEFUN(LYX_CXX_EXPLICIT,[
### Check whether the compiler understands the keyword `explicit'
AC_CACHE_CHECK(whether the C++ compiler understands explicit,lyx_cv_explicit,
[AC_TRY_COMPILE([
class Expl {
public:
explicit Expl() {};
};],,lyx_cv_explicit=yes,lyx_cv_explicit=no)
])
if test $lyx_cv_explicit = no ; then
AC_DEFINE(explicit,[ ],
[Define to nothing if your compiler does not understand the
'explicit' directive])
fi])
dnl Usage: LYX_CXX_STL_STACK : checks whether the C++ compiler
dnl has a working stl stack template
AC_DEFUN(LYX_CXX_STL_STACK,[
AC_CACHE_CHECK(for broken STL stack template,lyx_cv_broken_stack,
[AC_TRY_COMPILE([
#include <stack>
using std::stack;
],[
stack<int> stakk;
stakk.push(0);
],lyx_cv_broken_stack=no,lyx_cv_broken_stack=yes)
])
if test $lyx_cv_broken_stack = yes ; then
AC_DEFINE(BROKEN_STL_STACK, 1,
[Define if you have the STL from libg++ 2.7.x, where stack<> is not defined
correctly])
fi])
dnl Usage: LYX_STD_COUNT : checks wherer the C++ library have a conforming
dnl count template, if not the old HP version is assumed.
AC_DEFUN(LYX_STD_COUNT,[
AC_CACHE_CHECK(for conforming std::count,lyx_cv_std_count,
[AC_TRY_COMPILE([
#include <string>
#include <algorithm>
using std::string;
using std::count;
int countChar(string const & a, char const c)
{
return count(a.begin(), a.end(), c);
}
],[
string a("hello");
int i = countChar(a, 'l');
],lyx_cv_std_count=yes,lyx_cv_std_count=no)
])
if test $lyx_cv_std_count = yes ; then
AC_DEFINE(HAVE_STD_COUNT, 1,
[Define if you have a conforming std::count template, otherwise HP version of count template is assumed.])
fi])
dnl Usage: LYX_CXX_STL_MODERN_STREAMS : checks whether the C++ compiler
dnl supports modern STL streams
AC_DEFUN(LYX_CXX_STL_MODERN_STREAMS,[
AC_CACHE_CHECK(for modern STL streams,lyx_cv_modern_streams,
[AC_TRY_COMPILE([
#include <iostream>
],[
std::streambuf * test = std::cerr.rdbuf();
test->pubsync();
],lyx_cv_modern_streams=yes,lyx_cv_modern_streams=no)
])
if test $lyx_cv_modern_streams = yes ; then
AC_DEFINE(MODERN_STL_STREAMS, 1,
[Define if you have modern standard-compliant STL streams])
fi])
dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
dnl has a working stl string container, the check is really stupid
dnl and could need some improvement.
AC_DEFUN(LYX_CXX_STL_STRING,[
AC_REQUIRE([LYX_PROG_CXX])
AC_MSG_CHECKING(whether the included std::string should be used)
AC_ARG_WITH(included-string,
[ --with-included-string use LyX string class instead of STL string],
[with_included_string=$withval],
[AC_TRY_COMPILE([
#include <string>
using std::string;
],[
string a("hello there");
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a.erase();
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a = "hey";
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char s[] = "y";
int t = a.compare(a.length() - 1, 1, s);
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a.erase();
],[
with_included_string=no
],[
with_included_string=yes
])
])
if test x$with_included_string = xyes ; then
AC_DEFINE(USE_INCLUDED_STRING, 1,
[Define to use the lyxstring class bundled with LyX.])
lyx_flags="$lyx_flags included-string"
fi
AM_CONDITIONAL(USE_LYXSTRING, test x$with_included_string = xyes)
AC_MSG_RESULT([$with_included_string])
])
dnl Usage: LYX_REGEX : checks if the header regex.h is available
dnl if it is not available the automake variable USE_REGEX will be
dnl defined and the regex.h and regex.c that we provide will be used.
AC_DEFUN(LYX_REGEX,[
AC_CHECK_HEADERS(regex.h, lyx_regex=no, lyx_regex=yes)
AM_CONDITIONAL(USE_REGEX, test x$lyx_regex = xyes)
])
dnl LYX_CXX_MUTABLE
AC_DEFUN(LYX_CXX_MUTABLE, [
AC_REQUIRE([LYX_PROG_CXX])
AC_MSG_CHECKING(if C++ compiler supports mutable)
AC_TRY_COMPILE(
[
class k {
mutable char *c;
public:
void foo() const { c=0; }
};
],[
],[
ac_mutable=yes
AC_DEFINE(HAVE_MUTABLE, 1,
[Defined if you compiler supports 'mutable'.])
],[
ac_mutable=no
])
AC_MSG_RESULT([$ac_mutable])
])
dnl LYX_CXX_PARTIAL
AC_DEFUN(LYX_CXX_PARTIAL, [
AC_REQUIRE([LYX_PROG_CXX])
AC_MSG_CHECKING(if C++ compiler supports partial specialization)
AC_TRY_COMPILE(
[
template<class T, class K>
class k {
public:
};
template<class T> class k<void,T> { };
],[
k<float, float> b;
k<void,void> a;
],[
ac_partial_specialization=yes
AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION, 1,
[Defined if your compiler supports partial specialization.])
],[
ac_partial_specialization=no
])
AC_MSG_RESULT([$ac_partial_specialization])
])
dnl Usage: LYX_CXX_NAMESPACES : checks whether the C++ compiler
dnl has a correct namespace handling and define CXX_WORKING_NAMESPACES
dnl if true. This macro does not do a thourough test, but it should be
dnl good enough to suit our needs.
AC_DEFUN(LYX_CXX_NAMESPACES,[
AC_CACHE_CHECK(for correct namespaces support,lyx_cv_cxx_namespace,
[AC_TRY_COMPILE([
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namespace foo {
int bar;
}
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],[
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foo::bar = 0;
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return 0;
],lyx_cv_cxx_namespace=yes,lyx_cv_cxx_namespace=no)
])
if test $lyx_cv_cxx_namespace = yes ; then
AC_DEFINE(CXX_WORKING_NAMESPACES, 1,
[Define if your C++ compiler has correct support for namespaces])
fi])
dnl Usage: LYX_CXX_CHEADERS : checks whether the C++ compiler
dnl provides wrappers for C headers and use our alternate version otherwise.
AC_DEFUN(LYX_CXX_CHEADERS,[
AC_CACHE_CHECK(for C headers wrappers,lyx_cv_cxx_cheaders,
[AC_TRY_CPP([
#include <clocale>
#include <cctype>
#include <cerrno>
#include <cmath>
#include <csignal>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>],[lyx_cv_cxx_cheaders=yes],[lyx_cv_cxx_cheaders=no])])
if test $lyx_cv_cxx_cheaders = no ; then
LYX_ADD_INC_DIR(lyx_cppflags,\$(top_srcdir)/src/cheaders)
fi])
dnl Usage LYX_PATH_XPM: Checks for xpm library and header
AC_DEFUN(LYX_PATH_XPM,[
### Check for Xpm library
AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage,LYX_LIBS="-lXpm $LYX_LIBS",
[LYX_LIB_ERROR(libXpm,Xpm)], $LYX_LIBS)
### Check for Xpm headers
lyx_cv_xpm_h_location="<xpm.h>"
AC_CHECK_HEADER(X11/xpm.h,[
ac_cv_header_xpm_h=yes
lyx_cv_xpm_h_location="<X11/xpm.h>"],[
AC_CHECK_HEADER(xpm.h,[],[
LYX_LIB_ERROR(xpm.h,Xpm)])])
AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
### Test for the header version
if test $ac_cv_header_xpm_h = yes; then
AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
[ cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include XPM_H_LOCATION
"%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
EOF
eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
grep '^"%%%"' 2>/dev/null | \
sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
case "$lyx_cv_xpmr" in
changequote(,)
[0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
changequote([,])
*) ;;
esac
lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
rm -f conftest*])
case "$lyx_cv_xpmr" in
changequote(,)
[789]|[0-9][0-9]*) ;;
changequote([,])
*) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
If you experience strange crashes with LyX, try to upgrade
to at least version 4.7 (aka 3.4g).
If you have installed a newer version of the library, check whether you
have an old xpm.h header file in your include path.]);;
esac
fi])
dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
AC_DEFUN(LYX_PATH_XFORMS,[
### Check for xforms library
AC_CHECK_LIB(forms, fl_initialize, LYX_LIBS="-lforms $LYX_LIBS",
[AC_CHECK_LIB(xforms, fl_initialize, LYX_LIBS="-lxforms $LYX_LIBS",
[LYX_LIB_ERROR(libforms or libxforms,xforms)], $LYX_LIBS)], $LYX_LIBS)
### Check for xforms headers
lyx_cv_forms_h_location="<forms.h>"
AC_CHECK_HEADER(X11/forms.h,[
ac_cv_header_forms_h=yes
lyx_cv_forms_h_location="<X11/forms.h>"],[
AC_CHECK_HEADER(forms.h,[],[
LYX_LIB_ERROR(forms.h,forms)])])
AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
if test $ac_cv_header_forms_h = yes; then
AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
[ cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include FORMS_H_LOCATION
#if ! defined(FL_INCLUDE_VERSION)
"%%%"(unknown)"%%%"
#else
"%%%"FL_VERSION.FL_REVISION"%%%"
#endif
EOF
lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
grep '^"%%%"' 2>/dev/null | \
sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
rm -f conftest*])
case "$lyx_cv_xfversion" in
"(unknown)"|0.82|0.83|0.84|0.85)
LYX_ERROR(dnl
Version $lyx_cv_xfversion of xforms is not compatible with LyX.
This version of LyX works best with version 0.88[,] although it
supports also versions 0.81[,] 0.86 and 0.87.) ;;
0.81|0.86|0.87)
LYX_WARNING(dnl
While LyX is compatible with version $lyx_cv_xfversion of xforms[,]
it is recommended that you upgrade to version 0.88.) ;;
0.88) ;;
0.89) LYX_WARNING(dnl
LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
it is an unproven version and might still have some bugs. If you
have problems[,] please use version 0.88 instead.) ;;
*) LYX_WARNING(dnl
Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
since it is newer than 0.88. You might have slight problems with it.);;
esac
fi])
dnl Usage: LYX_HPUX Checks for HP-UX and update CXXFLAGS accordingly
AC_DEFUN(LYX_HPUX,
[#It seems that HPUX requires using -fpcc-struct-return with gcc.
AC_CACHE_CHECK(for HP-UX,ac_cv_hpux,[
os=`uname -s | tr '[A-Z]' '[a-z]'`
ac_cv_hpux=no
test "$os" = hp-ux && ac_cv_hpux=yes])
if test "$ac_cv_hpux" = yes; then
test "x$GXX" = xyes && CXXFLAGS="$CXXFLAGS -fpcc-struct-return"
fi])
dnl Usage: LYX_SUNOS4 Checks for SunOS 4.x and sets the flag lyx_broken_headers
dnl if necessary
AC_DEFUN(LYX_SUNOS4,
[#The headers are not correct under SunOS4
AC_CACHE_CHECK(for SunOS 4.x,ac_cv_sunos4,[
changequote(, ) dnl
os=`uname -a | sed -e 's/^\([^ ]*\) [^ ]* \([0-9]\)\..*/\1\2/'`
changequote([, ]) dnl
ac_cv_sunos4=no
test "$os" = SunOS4 && ac_cv_sunos4=yes])
if test "$ac_cv_sunos4" = yes; then
test "x$GXX" = xyes && lyx_broken_headers=yes
fi])
dnl Usage: LYX_SCO Checks for SCO and sets the flag lyx_broken_headers
dnl if necessary
AC_DEFUN(LYX_SCO,
[AC_CACHE_CHECK(for SCO 3.2v4,ac_cv_sco,[
ac_cv_sco=no
if test `uname -s` != "SCO_SV"; then
lyx_machine_rel=`uname -m`:`uname -r`
if test $lyx_machine_rel = i386:3.2 || test $lyx_machine_rel = i486:3.2;
then
if test -f /usr/options/cb.name; then
ac_cv_sco=no
elif /bin/uname -X 2>/dev/null >/dev/null ; then
ac_cv_sco=yes
fi
fi
fi])
if test "$ac_cv_sco" = yes; then
test "x$GXX" = xyes && lyx_broken_headers=yes
fi])
dnl Usage: LYX_FUNC_PUTENV_ARGTYPE
dnl Checks whether putenv() takes 'char const *' or 'char *' as
dnl argument. This is needed because Solaris 7 (wrongly?) uses 'char *',
dnl while everybody else uses the former...
AC_DEFUN(LYX_FUNC_PUTENV_ARGTYPE,
[AC_MSG_CHECKING([type of argument for putenv()])
AC_CACHE_VAL(lyx_cv_func_putenv_arg,dnl
[AC_TRY_COMPILE(dnl
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[#include <cstdlib>],
[char const * foo = "bar";
putenv(foo);],dnl
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[lyx_cv_func_putenv_arg='char const *'],[lyx_cv_func_putenv_arg='char *'])])
AC_MSG_RESULT($lyx_cv_func_putenv_arg)
AC_DEFINE_UNQUOTED(PUTENV_TYPE_ARG,$lyx_cv_func_putenv_arg,dnl
[Define to the type of the argument of putenv(). Needed on Solaris 7.])])
dnl Usage: LYX_WITH_DIR(dir-name,desc,dir-var-name,default-value,
dnl [default-yes-value])
dnl Adds a --with-'dir-name' option (described by 'desc') and puts the
dnl resulting directory name in 'dir-var-name'.
AC_DEFUN(LYX_WITH_DIR,[
AC_ARG_WITH($1,[ --with-$1 specify $2])
AC_MSG_CHECKING([for $2])
if test -z "$with_$3"; then
AC_CACHE_VAL(lyx_cv_$3, lyx_cv_$3=$4)
else
test "x$with_$3" = xyes && with_$3=$5
lyx_cv_$3="$with_$3"
fi
AC_MSG_RESULT($lyx_cv_$3)])
dnl Usage: LYX_LOOP_DIR(value,action)
dnl Executes action for values of variable `dir' in `values'. `values' can
dnl use ":" as a separator.
AC_DEFUN(LYX_LOOP_DIR,[
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for dir in `eval "echo $1"`; do
if test ! "$dir" = NONE; then
test ! -d "$dir" && AC_ERROR([\"$dir\" is not a directory])
$2
fi
done
IFS=$ac_save_ifs
])
dnl Usage: LYX_ADD_LIB_DIR(var-name,dir) Adds a -L directive to variable
dnl var-name.
AC_DEFUN(LYX_ADD_LIB_DIR,[
$1="${$1} -L$2"
if test "`(uname) 2>/dev/null`" = SunOS &&
uname -r | grep '^5' >/dev/null; then
if test $ac_cv_prog_gxx = yes ; then
$1="${$1} -Wl[,]-R$2"
else
$1="${$1} -R$2"
fi
fi])
dnl Usage: LYX_ADD_INC_DIR(var-name,dir) Adds a -I directive to variable
dnl var-name.
AC_DEFUN(LYX_ADD_INC_DIR,[$1="${$1} -I$2 "])
### Check for a headers existence and location iff it exists
## This is supposed to be a generalised version of LYX_STL_STRING_FWD
## It almost works. I've tried a few variations but they give errors
## of one sort or other: bad substitution or file not found etc. The
## actual header _is_ found though and the cache variable is set however
## the reported setting (on screen) is equal to $ac_safe for some unknown
## reason.
AC_DEFUN(LYX_PATH_HEADER,
[ AC_CHECK_HEADER($1,[
ac_tr_safe=PATH_`echo $ac_safe | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
AC_CACHE_CHECK([path to $1],lyx_cv_path_$ac_safe,
[ cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include <$1>
EOF
lyx_cv_path_$ac_safe=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
grep $1 2>/dev/null | \
sed -e 's/.*\(".*$1"\).*/\1/' -e "1q"`
rm -f conftest*])
AC_DEFINE_UNQUOTED(${ac_tr_safe},${lyx_cv_path_$ac_safe})])
])
### end of LYX_PATH_HEADER
### Check for stl_string_fwd.h existence and location if it exists
AC_DEFUN(LYX_STL_STRING_FWD,
[ AC_CHECK_HEADER(stl_string_fwd.h,[
AC_CACHE_CHECK([path to stl_string_fwd.h],lyx_cv_path_stl_string_fwd_h,
[ cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include <stl_string_fwd.h>
EOF
lyx_cv_path_stl_string_fwd_h=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
grep 'stl_string_fwd.h' 2>/dev/null | \
sed -e 's/.*\(".*stl_string_fwd.h"\).*/\1/' -e "1q"`
rm -f conftest*])
AC_DEFINE_UNQUOTED(STL_STRING_FWD_H_LOCATION,$lyx_cv_path_stl_string_fwd_h,
[define this to the location of stl_string_fwd.h to be used with #include,
NOTE: Do not set it to <stl_string_fwd.h> as that will find the LyX
supplied version of the header.
e.g. <../include/stl_string_fwd.h> or better yet use an absolute path])])
])
dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
dnl if the cache file is inconsistent with the current host,
dnl target and build system types, execute CMD or print a default
dnl error message.
AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
AC_REQUIRE([AC_CANONICAL_SYSTEM])
AC_MSG_CHECKING([config.cache system type])
if { test x"${ac_cv_host_system_type+set}" = x"set" &&
test x"$ac_cv_host_system_type" != x"$host"; } ||
{ test x"${ac_cv_build_system_type+set}" = x"set" &&
test x"$ac_cv_build_system_type" != x"$build"; } ||
{ test x"${ac_cv_target_system_type+set}" = x"set" &&
test x"$ac_cv_target_system_type" != x"$target"; }; then
AC_MSG_RESULT([different])
ifelse($#, 1, [$1],
[AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
else
AC_MSG_RESULT([same])
fi
ac_cv_host_system_type="$host"
ac_cv_build_system_type="$build"
ac_cv_target_system_type="$target"
])
dnl We use this until autoconf fixes its version.
AC_DEFUN(LYX_FUNC_SELECT_ARGTYPES,
[AC_MSG_CHECKING([types of arguments for select()])
AC_CACHE_VAL(ac_cv_func_select_arg234,dnl
[AC_CACHE_VAL(ac_cv_func_select_arg1,dnl
[AC_CACHE_VAL(ac_cv_func_select_arg5,dnl
[for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do
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
AC_TRY_COMPILE(dnl
[#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
extern int select ($ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5);],,dnl
[ac_not_found=no ; break 3],ac_not_found=yes)
done
done
done
])dnl AC_CACHE_VAL
])dnl AC_CACHE_VAL
])dnl AC_CACHE_VAL
if test "$ac_not_found" = yes; then
ac_cv_func_select_arg1=int
ac_cv_func_select_arg234='int *'
ac_cv_func_select_arg5='struct timeval *'
fi
AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5])
AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1)
AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234))
AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5))
])
