+###############################################################################
+#
+# Check for the XINERAMA server extension.
+#
+###############################################################################
+
+have_xinerama=no
+with_xinerama_req=unspecified
+# Check whether --with-xinerama-ext or --without-xinerama-ext was given.
+if test "${with_xinerama_ext+set}" = set; then
+ withval="$with_xinerama_ext"
+ with_xinerama="$withval"; with_xinerama_req="$withval"
+else
+ with_xinerama=yes
+fi
+
+
+
+ case "$with_xinerama" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for XINERAMA headers""... $ac_c" 1>&6
+echo "configure:4814: checking for XINERAMA headers" >&5
+ d=$with_xinerama/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for XINERAMA libs""... $ac_c" 1>&6
+echo "configure:4824: checking for XINERAMA libs" >&5
+ d=$with_xinerama/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_xinerama_req="yes"
+ with_xinerama=$with_xinerama_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-xinerama-ext must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_xinerama" = yes; then
+
+ # first check for Xinerama.h
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/Xinerama.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/Xinerama.h""... $ac_c" 1>&6
+echo "configure:4859: checking for X11/extensions/Xinerama.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4864 "configure"
+#include "confdefs.h"
+#include <X11/extensions/Xinerama.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:4869: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_xinerama=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+
+ # if that succeeded, then check for the XINERAMA code in the libraries
+ if test "$have_xinerama" = yes; then
+
+ # first look in -lXext
+ have_xinerama=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+# ac_save_LIBS="$LIBS"
+
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ # note: $X_CFLAGS includes $x_includes
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ # note: $X_LIBS includes $x_libraries
+ LDFLAGS="$LDFLAGS $X_LIBS $X_EXTRA_LIBS"
+
+ echo $ac_n "checking for XineramaQueryExtension in -lXext""... $ac_c" 1>&6
+echo "configure:4915: checking for XineramaQueryExtension in -lXext" >&5
+ac_lib_var=`echo Xext'_'XineramaQueryExtension | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXext -lXext -lX11 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 4923 "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 XineramaQueryExtension();
+
+int main() {
+XineramaQueryExtension()
+; return 0; }
+EOF
+if { (eval echo configure:4934: \"$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_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_xinerama=yes
+else
+ echo "$ac_t""no" 1>&6
+true
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+# LIBS="$ac_save_LIBS"
+
+
+ # if that failed, look in -lXinerama (this is where it is in XFree86 4.1.)
+ if test "$have_xinerama" = no; then
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+# ac_save_LIBS="$LIBS"
+
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ # note: $X_CFLAGS includes $x_includes
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ # note: $X_LIBS includes $x_libraries
+ LDFLAGS="$LDFLAGS $X_LIBS $X_EXTRA_LIBS"
+
+ echo $ac_n "checking for XineramaQueryExtension in -lXinerama""... $ac_c" 1>&6
+echo "configure:4980: checking for XineramaQueryExtension in -lXinerama" >&5
+ac_lib_var=`echo Xinerama'_'XineramaQueryExtension | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXinerama -lXext -lX11 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 4988 "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 XineramaQueryExtension();
+
+int main() {
+XineramaQueryExtension()
+; return 0; }
+EOF
+if { (eval echo configure:4999: \"$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_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_xinerama=yes; SAVER_LIBS="$SAVER_LIBS -lXinerama"
+else
+ echo "$ac_t""no" 1>&6
+true
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+# LIBS="$ac_save_LIBS"
+
+ fi
+ fi
+
+ # if that succeeded, then we've really got it.
+ if test "$have_xinerama" = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_XINERAMA 1
+EOF
+
+ fi
+
+elif test "$with_xinerama" != no; then
+ echo "error: must be yes or no: --with-xinerama-ext=$with_xinerama"
+ exit 1
+fi
+
+
projects / xscreensaver / blobdiff