From 0b3f2954a31844dd721ad9c444693ed48239ae47 Mon Sep 17 00:00:00 2001
From: sbd <sbd>
Date: Sat, 15 Sep 2012 10:30:39 +0000
Subject: Add a buildlink3.mk for use with USE_PKGSRC_GCC_RUNTIME.

XXX: Using %M requires patched version of gcc (e.g. lang/gcc47)

Base on work by Jonathan Perkin.
---
 lang/gcc47-libs/buildlink3.mk | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 lang/gcc47-libs/buildlink3.mk

diff --git a/lang/gcc47-libs/buildlink3.mk b/lang/gcc47-libs/buildlink3.mk
new file mode 100644
index 00000000000..4e3b527f06e
--- /dev/null
+++ b/lang/gcc47-libs/buildlink3.mk
@@ -0,0 +1,39 @@
+# $NetBSD: buildlink3.mk,v 1.1 2012/09/15 10:30:39 sbd Exp $
+
+BUILDLINK_TREE+=	gcc47-libs
+
+.if !defined(GCC47_LIBS_BUILDLINK3_MK) && !defined(GCC47_BUILDLINK3_MK)
+GCC47_LIBS_BUILDLINK3_MK:=
+
+BUILDLINK_API_DEPENDS.gcc47-libs+=	{gcc47,gcc47-libs}>=${_GCC_REQD}
+BUILDLINK_ABI_DEPENDS.gcc47-libs+=	{gcc47,gcc47-libs}>=4.7.0
+BUILDLINK_PKGSRCDIR.gcc47-libs=		../../lang/gcc47-libs
+BUILDLINK_DEPMETHOD.gcc47-libs?=	full
+
+BUILDLINK_PASSTHRU_DIRS+=	${BUILDLINK_PREFIX.gcc47-libs}/gcc47
+
+BUILDLINK_FILES.gcc47-libs=	#empty
+BUILDLINK_AUTO_VARS.gcc47-libs=	no
+
+.if !empty(USE_PKGSRC_GCC_RUNTIME:M[Yy][Ee][Ss])
+# Use custom specs file to ensure we link against pkgsrc libraries.
+SPECS_LIBGCC=		${WRAPPER_DIR}/specs.libgcc
+WRAPPER_TARGETS+=	${SPECS_LIBGCC}
+
+GCC_SUBPREFIX=		gcc47
+GCC_PREFIX=		${BUILDLINK_PREFIX.gcc47-libs}/${GCC_SUBPREFIX}
+GCC_TARGET_MACHINE?= 	${MACHINE_GNU_PLATFORM}
+
+# XXX: Using %M requires patched version of gcc (e.g. lang/gcc47)
+${SPECS_LIBGCC}:
+	@${ECHO} "*link_libgcc:" >${SPECS_LIBGCC}
+	@${ECHO} "%D $(LINKER_RPATH_FLAG)${GCC_PREFIX}/lib/%M $(LINKER_RPATH_FLAG)${GCC_PREFIX}/${GCC_TARGET_MACHINE}/lib/%M" >>${SPECS_LIBGCC}
+
+_WRAP_EXTRA_ARGS.CC+=	-specs ${SPECS_LIBGCC}
+_WRAP_EXTRA_ARGS.CXX+=	-specs ${SPECS_LIBGCC}
+.endif
+
+.include "../../mk/dlopen.buildlink3.mk"
+.include "../../mk/pthread.buildlink3.mk"
+.endif # GCC47_LIBS_BUILDLINK3_MK
+BUILDLINK_TREE+=	-gcc47-libs
-- 
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