+dnl Options for APIs
+AC_ARG_ENABLE([opengl],
+ [AS_HELP_STRING([--disable-opengl],
+ [disable support for standard OpenGL API @<:@default=no@:>@])],
+ [enable_opengl="$enableval"],
+ [enable_opengl=yes])
+AC_ARG_ENABLE([gles1],
+ [AS_HELP_STRING([--enable-gles1],
+ [enable support for OpenGL ES 1.x API @<:@default=no@:>@])],
+ [enable_gles1="$enableval"],
+ [enable_gles1=no])
+AC_ARG_ENABLE([gles2],
+ [AS_HELP_STRING([--enable-gles2],
+ [enable support for OpenGL ES 2.x API @<:@default=no@:>@])],
+ [enable_gles2="$enableval"],
+ [enable_gles2=no])
+AC_ARG_ENABLE([openvg],
+ [AS_HELP_STRING([--enable-openvg],
+ [enable support for OpenVG API @<:@default=no@:>@])],
+ [enable_openvg="$enableval"],
+ [enable_openvg=no])
+AC_ARG_ENABLE([xorg],
+ [AS_HELP_STRING([--enable-xorg],
+ [enable support for X.Org DDX API @<:@default=no@:>@])],
+ [enable_xorg="$enableval"],
+ [enable_xorg=no])
+AC_ARG_ENABLE([d3d1x],
+ [AS_HELP_STRING([--enable-d3d1x],
+ [enable support for Direct3D 10 & 11 low-level API @<:@default=no@:>@])],
+ [enable_d3d1x="$enableval"],
+ [enable_d3d1x=no])
+AC_ARG_ENABLE([egl],
+ [AS_HELP_STRING([--disable-egl],
+ [disable EGL library @<:@default=enabled@:>@])],
+ [enable_egl="$enableval"],
+ [enable_egl=yes])
+AC_ARG_ENABLE([gbm],
+ [AS_HELP_STRING([--enable-gbm],
+ [enable gbm library @<:@default=auto@:>@])],
+ [enable_gbm="$enableval"],
+ [enable_gbm=auto])
+AC_ARG_ENABLE([gallium_egl],
+ [AS_HELP_STRING([--enable-gallium-egl],
+ [enable optional EGL state tracker (not required
+ for EGL support in Gallium with OpenGL and OpenGL ES)
+ @<:@default=disable@:>@])],
+ [enable_gallium_egl="$enableval"],
+ [enable_gallium_egl=no])
+AC_ARG_ENABLE([gallium_gbm],
+ [AS_HELP_STRING([--enable-gallium-gbm],
+ [enable optional gbm state tracker (not required for
+ gbm support in Gallium)
+ @<:@default=disable@:>@])],
+ [enable_gallium_gbm="$enableval"],
+ [enable_gallium_gbm=no])
+
+# Option for Gallium drivers
+GALLIUM_DRIVERS_DEFAULT="r300,r600,swrast"
+
+AC_ARG_WITH([gallium-drivers],
+ [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
+ [comma delimited Gallium drivers list, e.g.
+ "i915,i965,nouveau,r300,r600,svga,swrast"
+ @<:@default=r300,r600,swrast@:>@])],
+ [with_gallium_drivers="$withval"],
+ [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
+
+if test "x$enable_opengl" = xno -a \
+ "x$enable_gles1" = xno -a \
+ "x$enable_gles2" = xno -a \
+ "x$enable_openvg" = xno -a \
+ "x$enable_xorg" = xno -a \
+ "x$enable_d3d1x" = xno; then
+ AC_MSG_ERROR([at least one API should be enabled])
+fi
+
+API_DEFINES=""
+if test "x$enable_opengl" = xno; then
+ API_DEFINES="$API_DEFINES -DFEATURE_GL=0"
+else
+ API_DEFINES="$API_DEFINES -DFEATURE_GL=1"
+fi
+if test "x$enable_gles1" = xyes; then
+ API_DEFINES="$API_DEFINES -DFEATURE_ES1=1"
+fi
+if test "x$enable_gles2" = xyes; then
+ API_DEFINES="$API_DEFINES -DFEATURE_ES2=1"
+fi
+AC_SUBST([API_DEFINES])
+
+AC_ARG_ENABLE([shared-glapi],
+ [AS_HELP_STRING([--enable-shared-glapi],
+ [EXPERIMENTAL. Enable shared glapi for OpenGL @<:@default=no@:>@])],
+ [enable_shared_glapi="$enableval"],
+ [enable_shared_glapi=no])
+
+SHARED_GLAPI="0"
+if test "x$enable_shared_glapi" = xyes; then
+ SHARED_GLAPI="1"
+fi
+AC_SUBST([SHARED_GLAPI])
+