1 files changed, 138 insertions, 0 deletions
diff --git a/lang/ghc7/bootstrap.mk b/lang/ghc7/bootstrap.mk
new file mode 100644
index 00000000000..a7b7cc1ea38
--- /dev/null
+++ b/lang/ghc7/bootstrap.mk
@@ -0,0 +1,138 @@
+# $NetBSD: bootstrap.mk,v 1.1 2013/12/12 12:47:17 obache Exp $
+# -----------------------------------------------------------------------------
+# Select a bindist of bootstrapping compiler based on a per-platform
+# basis.
+#
+# BOOT_ARCHIVE
+#   This variable is set to the name of compressed archive file of a
+#   bootstrapping compiler for the current platform.
+#
+# BOOT_TARBALL
+#   Similar to BOOT_ARCHIVE, but "*.tar" not "*.tar.xz".
+#
+.include "../../mk/bsd.prefs.mk"
+.if ${MACHINE_ARCH} == "i386" && ${OPSYS} == "FreeBSD"
+BOOT_ARCHIVE=	${DISTNAME}-boot-i386-unknown-freebsd.tar.xz
+
+.elif ${MACHINE_ARCH} == "i386" && ${OPSYS} == "NetBSD"
+BOOT_ARCHIVE=	${DISTNAME}-boot-i386-unknown-netbsd.tar.xz
+
+.elif ${MACHINE_ARCH} == "powerpc" && ${OPSYS} == "Darwin"
+BOOT_ARCHIVE=	${DISTNAME}-boot-powerpc-apple-darwin.tar.xz
+# Existence of libelf makes LeadingUnderscore being "NO", which is
+# incorrect for this platform. See ${WRKSRC}/aclocal.m4
+# (FP_LEADING_UNDERSCORE)
+CONFLICTS+=	libelf-[0-9]*
+
+.elif ${MACHINE_ARCH} == "x86_64" && ${OPSYS} == "Linux"
+BOOT_ARCHIVE=	${DISTNAME}-boot-x86_64-unknown-linux.tar.xz
+
+.elif ${MACHINE_ARCH} == "x86_64" && ${OPSYS} == "NetBSD"
+BOOT_ARCHIVE=	${DISTNAME}-boot-x86_64-unknown-netbsd.tar.xz
+
+.elif !empty(MACHINE_PLATFORM:MSunOS-5.11-i386)
+BOOT_ARCHIVE=  ${DISTNAME}-boot-i386-unknown-solaris2.tar.gz
+
+.elif !empty(MACHINE_PLATFORM:MSunOS-5.11-x86_64)
+BOOT_ARCHIVE=  ${DISTNAME}-boot-x86_64-unknown-solaris2.tar.xz
+
+.else
+PKG_FAIL_REASON+=	"internal error: unsupported platform"
+.endif
+
+BOOT_TARBALL=	${BOOT_ARCHIVE:C/\.xz$//}
+
+
+# -----------------------------------------------------------------------------
+# The "pre-configure" hook
+#
+# Install a bootstrapping compiler directly into TOOLS_DIR so that
+# ./configure can find it.
+#
+USE_TOOLS+=	gmake xzcat xz
+
+pre-configure:
+	@${PHASE_MSG} "Extracting bootstrapping compiler for ${PKGNAME}"
+	${RUN} ${MKDIR} ${WRKDIR:Q}/build-extract
+	${RUN} cd ${WRKDIR:Q}/build-extract && \
+		${EXTRACT_CMD_DEFAULT} ${DISTDIR:Q}/${DIST_SUBDIR:Q}/${BOOT_ARCHIVE}
+
+	@${PHASE_MSG} "Preparing bootstrapping compiler for ${PKGNAME}"
+	${RUN} cd ${WRKDIR:Q}/build-extract/${DISTNAME}-boot && \
+		${SH} ./configure \
+			--prefix=${TOOLS_DIR:Q} && \
+		${MAKE_PROGRAM} install
+
+
+# -----------------------------------------------------------------------------
+# An unusual target "bootstrap"
+#
+# Build a bootstrapping compiler using an already installed GHC. This
+# can certainly impossible if you don't have one. It's absolutely
+# important to build it with the fewest possible run-time
+# dependencies, otherwise the resulting binary can easily get
+# unusable.
+#
+.PHONY: bootstrap
+
+#BUILDLINK_PASSTHRU_DIRS=	${PREFIX}/lib/${DISTNAME}
+
+.if exists(${WRKDIR}/${DISTNAME}/mk/config.mk)
+bootstrap:
+	@${ERROR_MSG} "You have already configured the package in a way\
+	that building bootstrapping compiler is impossible."
+	@${FAIL_MSG}  "Please run \"${MAKE} clean patch\" first."
+
+.elif !exists(${WRKDIR}/${DISTNAME}/rts/ghc.mk.orig)
+bootstrap:
+	@${FAIL_MSG} "Please run \"${MAKE} patch\" first."
+
+.else
+bootstrap: ${WRKDIR}/${BOOT_ARCHIVE}
+	@${PHASE_MSG} "Done creating" ${WRKDIR}/${BOOT_ARCHIVE}
+
+${WRKDIR}/lndir:
+	@${PHASE_MSG} "Building lndir(1) to duplicate the source tree."
+	cd ${WRKSRC:Q}/utils/lndir && \
+		${CC:Q} lndir.c -o ${.TARGET}
+
+${WRKDIR}/stamp-lndir-boot: ${WRKDIR}/lndir
+	@${PHASE_MSG} "Duplicating the source tree for bootstrapping ${DISTNAME}"
+	${MKDIR} ${WRKDIR:Q}/build-boot
+	cd ${WRKDIR:Q}/build-boot && \
+		${WRKDIR}/lndir -silent ../${DISTNAME:Q}
+	${TOUCH} ${.TARGET}
+
+${WRKDIR}/stamp-configure-boot: ${WRKDIR}/stamp-lndir-boot
+	@${PHASE_MSG} "Configuring bootstrapping compiler ${DISTNAME}"
+	${MKDIR} ${WRKDIR:Q}/build-boot
+	cd ${WRKDIR:Q}/build-boot && \
+		${PKGSRC_SETENV} PATH=${PATH} \
+		CONF_CC_OPTS_STAGE0=${CFLAGS:Q} \
+		CONF_GCC_LINKER_OPTS_STAGE0="-L${PREFIX}/lib ${COMPILER_RPATH_FLAG}${PREFIX}/lib" \
+		CONF_LD_LINKER_OPTS_STAGE0="-L${PREFIX}/lib ${LINKER_RPATH_FLAG}${PREFIX}/lib" \
+		CONF_CC_OPTS_STAGE1=${CFLAGS:Q} \
+		CONF_GCC_LINKER_OPTS_STAGE1="-L${PREFIX}/lib ${COMPILER_RPATH_FLAG}${PREFIX}/lib" \
+		CONF_LD_LINKER_OPTS_STAGE1="-L${PREFIX}/lib ${LINKER_RPATH_FLAG}${PREFIX}/lib" \
+		CONF_CC_OPTS_STAGE2=${CFLAGS:Q} \
+		CONF_GCC_LINKER_OPTS_STAGE2="-L${PREFIX}/lib ${COMPILER_RPATH_FLAG}${PREFIX}/lib" \
+		CONF_LD_LINKER_OPTS_STAGE2="-L${PREFIX}/lib ${LINKER_RPATH_FLAG}${PREFIX}/lib" \
+		${SH} ./configure && \
+		${SED} -e "s,@NCURSES_PREFIX@,${BUILDLINK_PREFIX.ncurses:Q},g" /${FILESDIR:Q}/bootstrap.build.mk > mk/build.mk
+	${TOUCH} ${.TARGET}
+
+${WRKDIR}/stamp-build-boot: ${WRKDIR}/stamp-configure-boot
+	@${PHASE_MSG} "Building bootstrapping compiler ${DISTNAME}"
+	${RUN} cd ${WRKDIR:Q}/build-boot && ${BUILD_MAKE_CMD}
+	${TOUCH} ${.TARGET}
+
+${WRKDIR}/${BOOT_TARBALL}: ${WRKDIR}/stamp-build-boot
+	@${PHASE_MSG} "Creating binary distribution of bootstrapping ${DISTNAME}"
+	${RUN} cd ${WRKDIR:Q}/build-boot && ${BUILD_MAKE_CMD} binary-dist
+	${MV} -f ${WRKDIR:Q}/build-boot/${BOOT_TARBALL} ${.TARGET}
+
+# This can take up half an hour. Memory usage is also very high, about 680 MiB.
+${WRKDIR}/${BOOT_ARCHIVE}: ${WRKDIR}/${BOOT_TARBALL}
+	@${PHASE_MSG} "Compressing binary distribution of bootstrapping ${DISTNAME}"
+	${XZ} --verbose -9 --extreme ${WRKDIR:Q}/${BOOT_TARBALL}
+.endif