1 dnl some macros to test for xforms-related functionality -*- sh -*-
3 dnl Usage LYX_PATH_XPM: Checks for xpm library and header
4 AC_DEFUN(LYX_PATH_XPM,[
5 ### Check for Xpm library
6 AC_CHECK_LIB(Xpm, XpmCreateBufferFromImage, XPM_LIB="-lXpm",
7 [LYX_LIB_ERROR(libXpm,Xpm)])
9 ### Check for Xpm headers
10 lyx_cv_xpm_h_location="<xpm.h>"
11 AC_CHECK_HEADER(X11/xpm.h,[
12 ac_cv_header_xpm_h=yes
13 lyx_cv_xpm_h_location="<X11/xpm.h>"],[
14 AC_CHECK_HEADER(xpm.h,[],[
15 LYX_LIB_ERROR(xpm.h,Xpm)])])
16 #AC_DEFINE_UNQUOTED(XPM_H_LOCATION,$lyx_cv_xpm_h_location,
17 # [define this to the location of xpm.h to be used with #include, e.g. <xpm.h>])
18 AC_SUBST(XPM_H_LOCATION,$lyx_cv_xpm_h_location)
19 ### Test for the header version
20 if test $ac_cv_header_xpm_h = yes; then
21 AC_CACHE_CHECK([xpm header version],lyx_cv_xpmversion,
22 [ cat > conftest.$ac_ext <<EOF
23 #line __oline__ "configure"
26 #include $lyx_cv_xpm_h_location
27 "%%%"lyx_cv_xpmv=XpmVersion;lyx_cv_xpmr=XpmRevision"%%%"
29 eval `(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
30 grep '^"%%%"' 2>/dev/null | \
31 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
32 case "$lyx_cv_xpmr" in
34 [0-9]) lyxxpmr_alpha=`echo $lyx_cv_xpmr |tr 123456789 abcdefghi`
35 lyxxpmv_alpha=" (aka 3.$lyx_cv_xpmv$lyxxpmr_alpha)";;
39 lyx_cv_xpmversion="$lyx_cv_xpmv.$lyx_cv_xpmr$lyxxpmv_alpha"
41 XPM_VERSION=${lyx_cv_xpmversion}
42 case "$lyx_cv_xpmr" in
46 *) LYX_WARNING([Version $lyx_cv_xpmversion of the Xpm library is a bit old.
47 If you experience strange crashes with LyX, try to upgrade
48 to at least version 4.7 (aka 3.4g).
49 If you have installed a newer version of the library, check whether you
50 have an old xpm.h header file in your include path.]);;
55 dnl Usage LYX_PATH_XFORMS: Checks for xforms library and flags
56 dnl If it is found, the variable XFORMS_LIB is set to the relevant -l flags,
57 dnl and FORMS_H_LOCATION / FLIMAGE_H_LOCATION is also set
58 AC_DEFUN(LYX_PATH_XFORMS,[
59 AC_REQUIRE([LYX_PATH_XPM])
61 AC_CHECK_LIB(forms, fl_initialize, XFORMS_LIB="-lforms",
62 [AC_CHECK_LIB(xforms, fl_initialize, XFORMS_LIB="-lxforms",
63 [LYX_LIB_ERROR(libforms or libxforms,xforms)], $XPM_LIB)], $XPM_LIB)
66 ### Check for xforms headers
67 lyx_cv_forms_h_location="<forms.h>"
68 AC_CHECK_HEADER(X11/forms.h,[
69 ac_cv_header_forms_h=yes
70 lyx_cv_forms_h_location="<X11/forms.h>"],[
71 AC_CHECK_HEADER(forms.h,[],[
72 LYX_LIB_ERROR(forms.h,forms)])])
73 AC_SUBST(FORMS_H_LOCATION,$lyx_cv_forms_h_location)
75 if test $ac_cv_header_forms_h = yes; then
76 AC_CACHE_CHECK([xforms header version],lyx_cv_xfversion,
77 [ cat > conftest.$ac_ext <<EOF
78 #line __oline__ "configure"
81 #include $lyx_cv_forms_h_location
82 #if ! defined(FL_INCLUDE_VERSION)
85 "%%%"FL_VERSION.FL_REVISION.FL_FIXLEVEL"%%%"
88 lyx_cv_xfversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
89 grep '^"%%%"' 2>/dev/null | \
90 sed -e 's/^"%%%"\(.*\)"%%%"/\1/' -e 's/ //g'`
93 XFORMS_VERSION=$lyx_cv_xfversion
94 case "$lyx_cv_xfversion" in
95 "(unknown)"|0.8[[1-8]]*|0.89[[01234]])
97 Version $lyx_cv_xfversion of xforms is not compatible with LyX.
98 This version of LyX works best with version 1.0 (recommended) and later.) ;;
101 LyX should work ok with version $lyx_cv_xfversion of xforms[,] but
102 it contains many bugs that have been squashed in version 1.0.
103 You should consider upgrading.) ;;
110 dnl Check the details of the xforms image loader
111 AC_DEFUN(LYX_CHECK_XFORMS_IMAGE_LOADER,
112 [AC_REQUIRE([LYX_PATH_XFORMS])
114 LIBS="$XFORMS_LIB $XPM_LIB $LIBS"
115 lyx_use_jpeg_image_loader=no
120 dnl The image headers were split out of forms.h in xforms version 1.0.
121 AC_CHECK_HEADERS(flimage.h X11/flimage.h, break,,[#include $lyx_cv_forms_h_location])
122 AC_SEARCH_LIBS(flimage_dup, flimage,
123 [if test "$ac_cv_search_flimage_dup" != "none required" ; then
124 XFORMS_IMAGE_LIB="-lflimage"
125 LIBS="$XFORMS_IMAGE_LIB $LIBS"
128 dnl Only enable native loading of jpeg images if the jpeg library is installed.
129 AC_CHECK_LIB(jpeg, jpeg_read_header,
130 [lyx_use_jpeg_image_loader=yes
131 XFORMS_IMAGE_LIB="$XFORMS_IMAGE_LIB -ljpeg"
132 LIBS="$LIBS -ljpeg"])
133 AC_SUBST(XFORMS_IMAGE_LIB)
135 if test $lyx_use_jpeg_image_loader = yes ; then
136 lyx_flags="$lyx_flags xforms-image-loader"
137 AC_DEFINE(USE_JPEG_IMAGE_LOADER, 1,
138 [Define if you want to be able to load jpeg images natively])