-
- # If we find X, set shell vars x_includes and x_libraries to the
-# paths, otherwise set no_x=yes.
-# Uses ac_ vars as temps to allow command line to override cache and checks.
-# --without-x overrides everything else, but does not touch the cache.
-echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:9898: checking for X" >&5
-
-# Check whether --with-x or --without-x was given.
-if test "${with_x+set}" = set; then
- withval="$with_x"
- :
-fi
-
-# $have_x is `yes', `no', `disabled', or empty when we do not yet know.
-if test "x$with_x" = xno; then
- # The user explicitly disabled X.
- have_x=disabled
-else
- if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then
- # Both variables are already set.
- have_x=yes
- else
-if eval "test \"`echo '$''{'ac_cv_have_x'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- # One or both of the vars are not set, and there is no cached value.
-ac_x_includes=NO ac_x_libraries=NO
-rm -fr conftestdir
-if mkdir conftestdir; then
- cd conftestdir
- # Make sure to not put "make" in the Imakefile rules, since we grep it out.
- cat > Imakefile <<'EOF'
-acfindx:
- @echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"'
-EOF
- if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
- # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
- eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
- # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
- for ac_extension in a so sl; do
- if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
- test -f $ac_im_libdir/libX11.$ac_extension; then
- ac_im_usrlibdir=$ac_im_libdir; break
- fi
- done
- # Screen out bogus values from the imake configuration. They are
- # bogus both because they are the default anyway, and because
- # using them would break gcc on systems where it needs fixed includes.
- case "$ac_im_incroot" in
- /usr/include) ;;
- *) test -f "$ac_im_incroot/X11/Xos.h" && ac_x_includes="$ac_im_incroot" ;;
- esac
- case "$ac_im_usrlibdir" in
- /usr/lib | /lib) ;;
- *) test -d "$ac_im_usrlibdir" && ac_x_libraries="$ac_im_usrlibdir" ;;
- esac
- fi
- cd ..
- rm -fr conftestdir
-fi
-
-if test "$ac_x_includes" = NO; then
- # Guess where to find include files, by looking for this one X11 .h file.
- test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h
-
- # First, try using that file with no special directory specified.
-cat > conftest.$ac_ext <<EOF
-#line 9960 "configure"
-#include "confdefs.h"
-#include <$x_direct_test_include>
-EOF
-ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:9965: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
-if test -z "$ac_err"; then
- rm -rf conftest*
- # We can compile using X headers with no special include directory.
-ac_x_includes=
-else
- echo "$ac_err" >&5
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- # Look for the header file in a standard set of common directories.
-# Check X11 before X11Rn because it is often a symlink to the current release.
- for ac_dir in \
- /usr/X11/include \
- /usr/X11R6/include \
- /usr/X11R5/include \
- /usr/X11R4/include \
- \
- /usr/include/X11 \
- /usr/include/X11R6 \
- /usr/include/X11R5 \
- /usr/include/X11R4 \
- \
- /usr/local/X11/include \
- /usr/local/X11R6/include \
- /usr/local/X11R5/include \
- /usr/local/X11R4/include \
- \
- /usr/local/include/X11 \
- /usr/local/include/X11R6 \
- /usr/local/include/X11R5 \
- /usr/local/include/X11R4 \
- \
- /usr/X386/include \
- /usr/x386/include \
- /usr/XFree86/include/X11 \
- \
- /usr/include \
- /usr/local/include \
- /usr/unsupported/include \
- /usr/athena/include \
- /usr/local/x11r5/include \
- /usr/lpp/Xamples/include \
- \
- /usr/openwin/include \
- /usr/openwin/share/include \
- ; \
- do
- if test -r "$ac_dir/$x_direct_test_include"; then
- ac_x_includes=$ac_dir
- break
- fi
- done
-fi
-rm -f conftest*
-fi # $ac_x_includes = NO
-
-if test "$ac_x_libraries" = NO; then
- # Check for the libraries.
-
- test -z "$x_direct_test_library" && x_direct_test_library=Xt
- test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc
-
- # See if we find them without any special options.
- # Don't add to $LIBS permanently.
- ac_save_LIBS="$LIBS"
- LIBS="-l$x_direct_test_library $LIBS"
-cat > conftest.$ac_ext <<EOF
-#line 10034 "configure"
-#include "confdefs.h"
-
-int main() {
-${x_direct_test_function}()
-; return 0; }
-EOF
-if { (eval echo configure:10041: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- LIBS="$ac_save_LIBS"
-# We can link X programs with no special library path.
-ac_x_libraries=
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- LIBS="$ac_save_LIBS"
-# First see if replacing the include by lib works.
-# Check X11 before X11Rn because it is often a symlink to the current release.
-for ac_dir in `echo "$ac_x_includes" | sed s/include/lib/` \
- /usr/X11/lib \
- /usr/X11R6/lib \
- /usr/X11R5/lib \
- /usr/X11R4/lib \
- \
- /usr/lib/X11 \
- /usr/lib/X11R6 \
- /usr/lib/X11R5 \
- /usr/lib/X11R4 \
- \
- /usr/local/X11/lib \
- /usr/local/X11R6/lib \
- /usr/local/X11R5/lib \
- /usr/local/X11R4/lib \
- \
- /usr/local/lib/X11 \
- /usr/local/lib/X11R6 \
- /usr/local/lib/X11R5 \
- /usr/local/lib/X11R4 \
- \
- /usr/X386/lib \
- /usr/x386/lib \
- /usr/XFree86/lib/X11 \
- \
- /usr/lib \
- /usr/local/lib \
- /usr/unsupported/lib \
- /usr/athena/lib \
- /usr/local/x11r5/lib \
- /usr/lpp/Xamples/lib \
- /lib/usr/lib/X11 \
- \
- /usr/openwin/lib \
- /usr/openwin/share/lib \
- ; \
-do
- for ac_extension in a so sl; do
- if test -r $ac_dir/lib${x_direct_test_library}.$ac_extension; then
- ac_x_libraries=$ac_dir
- break 2
- fi
- done
-done
-fi
-rm -f conftest*
-fi # $ac_x_libraries = NO
-
-if test "$ac_x_includes" = NO || test "$ac_x_libraries" = NO; then
- # Didn't find X anywhere. Cache the known absence of X.
- ac_cv_have_x="have_x=no"
-else
- # Record where we found X for the cache.
- ac_cv_have_x="have_x=yes \
- ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
-fi
-fi
- fi
- eval "$ac_cv_have_x"
-fi # $with_x != no
-
-if test "$have_x" != yes; then
- echo "$ac_t""$have_x" 1>&6
- no_x=yes
-else
- # If each of the values was on the command line, it overrides each guess.
- test "x$x_includes" = xNONE && x_includes=$ac_x_includes
- test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries
- # Update the cache value to reflect the command line values.
- ac_cv_have_x="have_x=yes \
- ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
- echo "$ac_t""libraries $x_libraries, headers $x_includes" 1>&6
-fi
-
-if test "$no_x" = yes; then
- # Not all programs may use this symbol, but it does not hurt to define it.
- cat >> confdefs.h <<\EOF
-#define X_DISPLAY_MISSING 1
-EOF
-
- X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS=
-else
- if test -n "$x_includes"; then
- X_CFLAGS="$X_CFLAGS -I$x_includes"
- fi
-
- # It would also be nice to do this for all -L options, not just this one.
- if test -n "$x_libraries"; then
- X_LIBS="$X_LIBS -L$x_libraries"
- # For Solaris; some versions of Sun CC require a space after -R and
- # others require no space. Words are not sufficient . . . .
- case "`(uname -sr) 2>/dev/null`" in
- "SunOS 5"*)
- echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
-echo "configure:10147: checking whether -R must be followed by a space" >&5
- ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
- cat > conftest.$ac_ext <<EOF
-#line 10150 "configure"
-#include "confdefs.h"
-
-int main() {
-
-; return 0; }
-EOF
-if { (eval echo configure:10157: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- ac_R_nospace=yes
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- ac_R_nospace=no
-fi
-rm -f conftest*
- if test $ac_R_nospace = yes; then
- echo "$ac_t""no" 1>&6
- X_LIBS="$X_LIBS -R$x_libraries"
- else
- LIBS="$ac_xsave_LIBS -R $x_libraries"
- cat > conftest.$ac_ext <<EOF
-#line 10173 "configure"
-#include "confdefs.h"
-
-int main() {
-
-; return 0; }
-EOF
-if { (eval echo configure:10180: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- ac_R_space=yes
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- ac_R_space=no
-fi
-rm -f conftest*
- if test $ac_R_space = yes; then
- echo "$ac_t""yes" 1>&6
- X_LIBS="$X_LIBS -R $x_libraries"
- else
- echo "$ac_t""neither works" 1>&6
- fi
- fi
- LIBS="$ac_xsave_LIBS"
- esac
- fi
-
- # Check for system-dependent libraries X programs must link with.
- # Do this before checking for the system-independent R6 libraries
- # (-lICE), since we may need -lsocket or whatever for X linking.
-
- if test "$ISC" = yes; then
- X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl_s -linet"
- else
- # Martyn.Johnson@cl.cam.ac.uk says this is needed for Ultrix, if the X
- # libraries were built with DECnet support. And karl@cs.umb.edu says
- # the Alpha needs dnet_stub (dnet does not exist).
- echo $ac_n "checking for dnet_ntoa in -ldnet""... $ac_c" 1>&6
-echo "configure:10212: checking for dnet_ntoa in -ldnet" >&5
-ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- ac_save_LIBS="$LIBS"
-LIBS="-ldnet $LIBS"
-cat > conftest.$ac_ext <<EOF
-#line 10220 "configure"
-#include "confdefs.h"
-/* Override any gcc2 internal prototype to avoid an error. */
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char dnet_ntoa();
-
-int main() {
-dnet_ntoa()
-; return 0; }
-EOF
-if { (eval echo configure:10231: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- eval "ac_cv_lib_$ac_lib_var=yes"
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- eval "ac_cv_lib_$ac_lib_var=no"