Add proper builtin support which detects that "libXvMCW" is missing

under NetBSD.

Tested under NetBSD/amd64 5.1 ("libXvMCW" missing) and Mac OS 10.6.6
("libXvMCW" present).

2 files changed, 60 insertions, 9 deletions

diff --git a/x11/libXvMC/buildlink3.mk b/x11/libXvMC/buildlink3.mk
index 244f454b685..258bb75b613 100644
--- a/x11/libXvMC/buildlink3.mk
+++ b/x11/libXvMC/buildlink3.mk
@@ -1,10 +1,4 @@
-# $NetBSD: buildlink3.mk,v 1.3 2009/03/20 19:25:46 joerg Exp $
-
-.include "../../mk/bsd.fast.prefs.mk"
-
-.if ${X11_TYPE} != "modular"
-.include "../../mk/x11.buildlink3.mk"
-.else
+# $NetBSD: buildlink3.mk,v 1.4 2011/01/19 17:50:48 tron Exp $
 
 BUILDLINK_TREE+=	libXvMC
 
@@ -21,5 +15,3 @@ BUILDLINK_PKGSRCDIR.libXvMC?=	../../x11/libXvMC
 .endif # LIBXVMC_BUILDLINK3_MK
 
 BUILDLINK_TREE+=	-libXvMC
-
-.endif
diff --git a/x11/libXvMC/builtin.mk b/x11/libXvMC/builtin.mk
new file mode 100644
index 00000000000..1336d11d198
--- /dev/null
+++ b/x11/libXvMC/builtin.mk
@@ -0,0 +1,59 @@
+# $NetBSD: builtin.mk,v 1.1 2011/01/19 17:50:48 tron Exp $
+
+.include "../../mk/bsd.fast.prefs.mk"
+
+BUILTIN_PKG:=	libXvMC
+
+BUILTIN_FIND_FILES_VAR:=	PC_LIBXVMC LIB_XVMCW
+BUILTIN_FIND_FILES.PC_LIBXVMC=	${X11BASE}/lib/pkgconfig/xvmc.pc
+.if ${_OPSYS_SHLIB_TYPE} == "dylib"
+BUILTIN_FIND_FILES.LIB_XVMCW=	${X11BASE}/lib/libXvMCW.dylib
+.else
+BUILTIN_FIND_FILES.LIB_XVMCW=	${X11BASE}/lib/libXvMCW.so
+.endif
+
+.include "../../mk/buildlink3/bsd.builtin.mk"
+
+###
+### Determine if there is a built-in implementation of the package and
+### set IS_BUILTIN.<pkg> appropriately ("yes" or "no").
+###
+.if ${X11BASE} == ${LOCALBASE}
+IS_BUILTIN.libXvMC=	no
+.elif !defined(IS_BUILTIN.libXvMC)
+IS_BUILTIN.libXvMC=	no
+.  if empty(PC_LIBXVMC:M__nonexistent__) && \
+      empty(LIB_XVMCW:M__nonexistent__)
+IS_BUILTIN.libXvMC=	yes
+.  endif
+.endif
+MAKEVARS+=	IS_BUILTIN.libXvMC
+
+###
+### Determine whether we should use the built-in implementation if it
+### exists, and set USE_BUILTIN.<pkg> appropriate ("yes" or "no").
+###
+.if !defined(USE_BUILTIN.libXvMC)
+.  if ${PREFER.libXvMC} == "pkgsrc"
+USE_BUILTIN.libXvMC=	no
+.  else
+USE_BUILTIN.libXvMC=	${IS_BUILTIN.libXvMC}
+.    if defined(BUILTIN_PKG.libXvMC) && \
+        !empty(IS_BUILTIN.libXvMC:M[yY][eE][sS])
+USE_BUILTIN.libXvMC=	yes
+.      for _dep_ in ${BUILDLINK_API_DEPENDS.libXvMC}
+.        if !empty(USE_BUILTIN.libXvMC:M[yY][eE][sS])
+USE_BUILTIN.libXvMC!=							\
+	if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.libXvMC:Q}; then \
+		${ECHO} yes;						\
+	else								\
+		${ECHO} no;						\
+	fi
+.        endif
+.      endfor
+.    endif
+.  endif  # PREFER.libXvMC
+.endif
+MAKEVARS+=	USE_BUILTIN.libXvMC
+
+.include "../../mk/x11.builtin.mk"