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107 lines
3.3 KiB
Plaintext
107 lines
3.3 KiB
Plaintext
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dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
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dnl If it is found, the variable XFORMS_LIB is set to the relevant -l flags,
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dnl and FORMS_H_LOCATION / FORMS_IMAGE_H_LOCATION is also set
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AC_DEFUN(LYX_PATH_XFORMS,[
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LIBS="$XPM_LIB $LIBS"
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AC_CHECK_LIB(forms, fl_initialize, XFORMS_LIB="-lforms",
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[AC_CHECK_LIB(xforms, fl_initialize, XFORMS_LIB="-lxforms",
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[LYX_LIB_ERROR(libforms or libxforms,xforms)])])
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AC_SUBST(XFORMS_LIB)
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### Check for xforms headers
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lyx_cv_forms_h_location="<forms.h>"
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AC_CHECK_HEADER(X11/forms.h,[
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ac_cv_header_forms_h=yes
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lyx_cv_forms_h_location="<X11/forms.h>"],[
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AC_CHECK_HEADER(forms.h,[],[
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LYX_LIB_ERROR(forms.h,forms)])])
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lyx_cv_flimage_h_location="<flimage.h>"
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AC_CHECK_HEADER(X11/flimage.h,[
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ac_cv_header_flimage_h=yes
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lyx_cv_flimage_h_location="<X11/flimage.h>"],[
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AC_CHECK_HEADER(flimage.h,[],[
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LYX_LIB_ERROR(flimage.h,forms)])])
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AC_DEFINE_UNQUOTED(FORMS_IMAGE_H_LOCATION,$lyx_cv_flimage_h_location)
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AC_DEFINE_UNQUOTED(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
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if test $ac_cv_header_forms_h = yes; then
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AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
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[ cat > conftest.$ac_ext <<EOF
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#line __oline__ "configure"
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#include "confdefs.h"
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#include FORMS_H_LOCATION
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#if ! defined(FL_INCLUDE_VERSION)
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"%%%"(unknown)"%%%"
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#else
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"%%%"FL_VERSION.FL_REVISION.FL_FIXLEVEL"%%%"
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#endif
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EOF
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lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
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grep '^"%%%"' 2>/dev/null | \
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sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
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rm -f conftest*])
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XFORMS_VERSION=$lyx_cv_xfversion
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case "$lyx_cv_xfversion" in
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"(unknown)"|0.8[1-7]*)
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LYX_ERROR(dnl
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Version $lyx_cv_xfversion of xforms is not compatible with LyX.
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This version of LyX works best with versions 0.88 (recommended) and later.) ;;
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0.88*) ;;
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0.89[01234]) LYX_WARNING(dnl
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LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
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it is an unproven version and might still have some bugs. You should
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probably use version 0.89.6 (or 0.88) instead) ;;
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0.89*) ;;
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1.0*) ;;
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*) LYX_WARNING(dnl
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Version $lyx_cv_xfversion of xforms might not be compatible with LyX[,]
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since it is newer than 0.89. You might have slight problems with it.);;
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esac
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fi])
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dnl Check whether the xforms library has a viable image loader
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AC_DEFUN(LYX_USE_XFORMS_IMAGE_LOADER,
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[
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save_LIBS=$LIBS
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LIBS="-lflimage $XFORMS_LIB -ljpeg $LIBS"
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lyx_use_xforms_image_loader=no
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AC_CHECK_FUNCS(flimage_dup,[
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AC_CHECK_FUNCS(flimage_to_pixmap,[
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lyx_use_xforms_image_loader=yes
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AC_CHECK_FUNCS(flimage_enable_ps)])])
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LIBS=$save_LIBS
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test $lyx_use_xforms_image_loader = yes && lyx_flags="$lyx_flags xforms-image-loader" && XFORMS_IMAGE_LIB=-lflimage
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AC_SUBST(XFORMS_IMAGE_LIB)
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### If the gui cannot load images itself, then we default to the
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### very simple one in graphics/GraphicsImageXPM.[Ch]
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AM_CONDITIONAL(USE_BASIC_IMAGE_LOADER,
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test $lyx_use_xforms_image_loader = no)
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])
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dnl Check if the image loader needs libjpeg
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AC_DEFUN(LYX_XFORMS_IMAGE_LOADER_NEEDS_JPEG,
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[
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if test "$lyx_use_xforms_image_loader" = "yes" ; then
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AC_MSG_CHECKING([whether libjpeg is needed])
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AC_LANG_SAVE
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AC_LANG_C
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AC_TRY_LINK([#include FORMS_H_LOCATION
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#include FORMS_IMAGE_H_LOCATION],
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[jpeg_abort(0);],
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[lyx_need_jpeg=no],[lyx_need_jpeg=yes])
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AC_LANG_RESTORE
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AC_MSG_RESULT($lyx_need_jpeg)
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if test "$lyx_need_jpeg" = "yes" ; then
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LIBS="-ljpeg $LIBS"
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fi
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fi
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])
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