dri3: allow building against older xcb (v3)

[mesa.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 8ec5b26b6dc1ce2be8b629381834bb2b407a1342..d1c8bb82daedb1980db882baf935bf9d032e39a4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -92,9 +92,9 @@ WAYLAND_REQUIRED=1.11
 WAYLAND_PROTOCOLS_REQUIRED=1.8
 XCB_REQUIRED=1.9.3
 XCBDRI2_REQUIRED=1.8
-XCBDRI3_REQUIRED=1.13
+XCBDRI3_MODIFIERS_REQUIRED=1.13
 XCBGLX_REQUIRED=1.8.1
-XCBPRESENT_REQUIRED=1.13
+XCBPRESENT_MODIFIERS_REQUIRED=1.13
 XDAMAGE_REQUIRED=1.1
 XSHMFENCE_REQUIRED=1.1
 XVMC_REQUIRED=1.0.6
@@ -1850,8 +1850,14 @@ fi
 if test x"$enable_dri3" = xyes; then
     DEFINES="$DEFINES -DHAVE_DRI3"
 
-    dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 >= $XCBDRI3_REQUIRED xcb-xfixes xcb-present >= $XCBPRESENT_REQUIRED xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
+    dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
+    dri3_modifier_modules="xcb-dri3 >= $XCBDRI3_MODIFIERS_REQUIRED xcb-present >= $XCBPRESENT_MODIFIERS_REQUIRES"
+    PKG_CHECK_MODULES([XCB_DRI3_MODIFIERS], [$dri3_modifier_modules], [have_dri3_modifiers=yes], [have_dri3_modifiers=no])
+
+    if test "x$have_dri3_modifiers" == xyes; then
+        DEFINES="$DEFINES -DHAVE_DRI3_MODIFIERS"
+    fi
 fi
 
 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')