autoconf: Add --enable-gallium-egl.
This option comes handy when we want to build gallium DRI drivers but
not st/egl.
diff --git a/configure.ac b/configure.ac
index feb8c7f..b43a9fd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1340,6 +1340,27 @@
dnl
dnl Gallium state trackers configuration
dnl
+
+AC_ARG_ENABLE([gallium-egl],
+ [AS_HELP_STRING([--enable-gallium-egl],
+ [enable gallium EGL state tracker @<:@default=auto@:>@])],
+ [enable_gallium_egl="$enableval"],
+ [enable_gallium_egl=auto])
+if test "x$enable_gallium_egl" = xauto; then
+ case "$mesa_driver" in
+ dri|no)
+ enable_gallium_egl=$enable_egl
+ ;;
+ *)
+ enable_gallium_egl=no
+ ;;
+ esac
+fi
+case "x$enable_egl$enable_gallium_egl" in
+xnoyes)
+ AC_MSG_ERROR([cannot build Gallium EGL state tracker without EGL])
+esac
+
AC_ARG_WITH([state-trackers],
[AS_HELP_STRING([--with-state-trackers@<:@=DIRS...@:>@],
[comma delimited state_trackers list, e.g.
@@ -1352,8 +1373,6 @@
GALLIUM_STATE_TRACKERS_DIRS=""
;;
yes)
- st_egl="no"
-
# look at what else is built
case "$mesa_driver" in
xlib)
@@ -1362,14 +1381,11 @@
dri)
GALLIUM_STATE_TRACKERS_DIRS="dri"
HAVE_ST_DRI="yes"
- st_egl="yes"
# Have only tested st/xorg on 1.6.0 servers
PKG_CHECK_MODULES(XORG, [xorg-server >= 1.6.0 libdrm >= $LIBDRM_XORG_REQUIRED libkms >= $LIBKMS_XORG_REQUIRED],
HAVE_ST_XORG="yes"; GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS xorg",
HAVE_ST_XORG="no")
;;
- no)
- st_egl="yes"
esac
if test "x$enable_egl" = xyes; then
@@ -1378,7 +1394,7 @@
st_egl="yes"
fi
- if test "$st_egl" = yes; then
+ if test "$enable_gallium_egl" = yes; then
GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS egl"
HAVE_ST_EGL="yes"
fi