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Date:      Thu, 8 Sep 2016 21:34:48 +0000 (UTC)
From:      Baptiste Daroussin <bapt@FreeBSD.org>
To:        ports-committers@freebsd.org, svn-ports-all@freebsd.org, svn-ports-head@freebsd.org
Subject:   svn commit: r421583 - head/Mk
Message-ID:  <201609082134.u88LYmL9036197@repo.freebsd.org>

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Author: bapt
Date: Thu Sep  8 21:34:48 2016
New Revision: 421583
URL: https://svnweb.freebsd.org/changeset/ports/421583

Log:
  Rework the cross build framework so that it uses the external toolchain
  It allows to cross build everything wich is not expecting target dependencies

Modified:
  head/Mk/bsd.port.mk

Modified: head/Mk/bsd.port.mk
==============================================================================
--- head/Mk/bsd.port.mk	Thu Sep  8 21:04:00 2016	(r421582)
+++ head/Mk/bsd.port.mk	Thu Sep  8 21:34:48 2016	(r421583)
@@ -1052,24 +1052,28 @@ MINIMAL_PKG_VERSION=	1.6.0
 
 .include "${PORTSDIR}/Mk/bsd.commands.mk"
 
-.if defined(X_BUILD_FOR)
+.if defined(CROSS_TOOLCHAIN)
 .if !defined(.PARSEDIR)
 IGNORE=	Cross building can only be done when using bmake(1) as make(1)
 .endif
+.if !defined(CROSS_SYSROOT)
+IGNORE=	CROSS_SYSROOT should be defined
+.endif
+.include "${LOCALBASE}/share/toolchains/${CROSS_TOOLCHAIN}.mk"
 # Do not define CPP on purpose
 .if !defined(HOSTCC)
 HOSTCC:=	${CC}
 HOSTCXX:=	${CXX}
 .endif
-.if !exists(/usr/${X_BUILD_FOR}/usr/bin/cc)
-X_SYSROOT=	${LOCALBASE}/${X_BUILD_FOR}
-.else
-X_SYSROOT=	/usr/${X_BUILD_FOR}
-.endif
-CC=		${X_SYSROOT}/usr/bin/cc
-CXX=	${X_SYSROOT}/usr/bin/c++
-NM=		${X_BUILD_FOR}-nm
-STRIP_CMD=	${X_BUILD_FOR}-strip
+CC=		${XCC}
+CXX=	${XCXX}
+CFLAGS+=	--sysroot=${CROSS_SYSROOT} -isystem ${CROSS_SYSROOT}/usr/include
+CXXFLAGS+=	--sysroot=${CROSS_SYSROOT} -isystem ${CROSS_SYSROOT}/usr/include/c++/v1 -nostdinc++
+LDFLAGS+=	--sysroot=${CROSS_SYSROOT}
+.for _tool in AS AR LD NM OBJCOPY RANLIB SIZE STRINGS
+${_tool}=	${CROSS_BINUTILS_PREFIX}${tool:tl}
+.endfor
+STRIP_CMD=	${CROSS_BINUTILS_PREFIX}strip
 # only bmake support the below
 STRIPBIN=	${STRIP_CMD}
 .export.env STRIPBIN
@@ -1517,13 +1521,12 @@ CO_ENV+=		STAGEDIR=${STAGEDIR} \
 				PORT_OPTIONS="${PORT_OPTIONS}" \
 				PORTSDIR="${PORTSDIR}"
 
-.if defined(X_BUILD_FOR)
-BUILD_DEPENDS+=	${X_BUILD_FOR}-cc:devel/${X_BUILD_FOR}-xdev
-PKG_ENV+=		ABI_FILE=${X_SYSROOT}/usr/lib/crt1.o
+.if defined(CROSS_SYSROOT)
+PKG_ENV+=		ABI_FILE=${CROSS_SYSROOT}/bin/sh
 MAKE_ENV+=		NM=${NM} \
-				STRIPBIN=${X_BUILD_FOR}-strip \
-				PKG_CONFIG_SYSROOT_DIR="${X_SYSROOT}"
-CONFIGURE_ENV+=	PKG_CONFIG_SYSROOT_DIR="${X_SYSROOT}"
+				STRIPBIN=${STRIPBIN} \
+				PKG_CONFIG_SYSROOT_DIR="${CROSS_SYSROOT}"
+CONFIGURE_ENV+=	PKG_CONFIG_SYSROOT_DIR="${CROSS_SYSROOT}"
 .endif
 
 WRKDIR?=		${WRKDIRPREFIX}${.CURDIR}/work
@@ -2488,8 +2491,9 @@ GNU_CONFIGURE_PREFIX?=	${PREFIX}
 GNU_CONFIGURE_MANPREFIX?=	${MANPREFIX}
 CONFIG_SITE?=		${PORTSDIR}/Templates/config.site
 CONFIGURE_ARGS+=	--prefix=${GNU_CONFIGURE_PREFIX} $${_LATE_CONFIGURE_ARGS}
-.if defined(X_BUILD_FOR)
-CONFIGURE_ARGS+=	--host=${X_BUILD_FOR}
+.if defined(CROSS_TOOLCHAIN)
+CROSS_HOST=		${CROSS_TOOLCHAIN:C,-.*$,,}-${OPSYS:tl}
+CONFIGURE_ARGS+=	--host=${CROSS_HOST}
 .endif
 CONFIGURE_ENV+=		CONFIG_SITE=${CONFIG_SITE} lt_cv_sys_max_cmd_len=${CONFIGURE_MAX_CMD_LEN}
 HAS_CONFIGURE=		yes



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