diff --git a/configure b/configure index 07bc1561b..f9b61e12e 100755 --- a/configure +++ b/configure @@ -20077,17 +20077,33 @@ else fi if test x$enable_video_x11_xrandr = xyes; then - definitely_enable_video_x11_xrandr=no - ac_fn_c_check_header_compile "$LINENO" "X11/extensions/Xrandr.h" "ac_cv_header_X11_extensions_Xrandr_h" "#include + definitely_enable_video_x11_xrandr=no + have_xrandr_h_hdr=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #include + +int +main () +{ + + XRRScreenResources *res = NULL; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + have_xrandr_h_hdr=yes + $as_echo "#define SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1" >>confdefs.h + + SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch" -" -if test "x$ac_cv_header_X11_extensions_Xrandr_h" = xyes; then : - have_xrandr_h_hdr=yes -else - have_xrandr_h_hdr=no fi - - +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext if test x$have_xrandr_h_hdr = xyes; then if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then echo "-- dynamic libXrandr -> $xrandr_lib" diff --git a/configure.in b/configure.in index a38abd4ba..9eb0805d9 100644 --- a/configure.in +++ b/configure.in @@ -1508,12 +1508,19 @@ XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f) AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]), , enable_video_x11_xrandr=yes) if test x$enable_video_x11_xrandr = xyes; then + dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test. definitely_enable_video_x11_xrandr=no - AC_CHECK_HEADER(X11/extensions/Xrandr.h, - have_xrandr_h_hdr=yes, - have_xrandr_h_hdr=no, - [#include - ]) + have_xrandr_h_hdr=no + AC_TRY_COMPILE([ + #include + #include + ],[ + XRRScreenResources *res = NULL; + ],[ + have_xrandr_h_hdr=yes + AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH) + SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch" + ]) if test x$have_xrandr_h_hdr = xyes; then if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then echo "-- dynamic libXrandr -> $xrandr_lib"