-pre-configure: ${WRKDIR}/stamp-bootstrap-ghc
-
-${WRKDIR}/stamp-autoreconf:
- ${RUN} cd ${WRKSRC} && \
- ${PHASE_MSG} "Regenerating configuration scripts for ${PKGNAME}" && \
- ${PERL5} boot && \
- ${TOUCH} ${.TARGET}
-
-${WRKDIR}/stamp-prepare-bootstrap: ${WRKDIR}/stamp-autoreconf
- ${RUN} cd ${WRKDIR} && \
- ${PHASE_MSG} "Preparing bootstrapping compiler for ${PKGNAME}" && \
- ${RM} -rf bootstrap && \
- ${MKDIR} bootstrap && \
- ${GTAR} -cf - ${DISTNAME} | ${GTAR} -C bootstrap -xf - && \
- ${CP} -f ${BOOTSTRAP_MAIN_C:Q} bootstrap/${DISTNAME}/rts/bootstrap-main.c && \
- ${CP} -f ${BOOTSTRAP_CAPI_C:Q} bootstrap/${DISTNAME}/rts/capi-wrappers.c && \
- ${TOUCH} ${.TARGET}
-
-${WRKDIR}/stamp-configure-hc-boot: ${WRKDIR}/stamp-prepare-bootstrap
- ${RUN} cd ${WRKDIR}/bootstrap/${DISTNAME} && \
- ${PHASE_MSG} "Configuring bootstrapping compiler for ${PKGNAME}" && \
- ${SETENV} ${CONFIGURE_ENV} ./configure ${BOOTSTRAP_CONF_ARGS} ${CONFIGURE_ARGS} && \
- ${TOUCH} ${.TARGET}
-
-${WRKDIR}/stamp-extract-hc: ${WRKDIR}/stamp-configure-hc-boot
- ${RUN} cd ${WRKDIR}/bootstrap && \
- ${PHASE_MSG} "Extracting bootstrap HC archive for ${PKGNAME}" && \
- if ${TEST} "`${DATE} '+%Y%m%d%H%M'`" -le 200001010000; then \
- ${FAIL_MSG} "Adjust your system clock: `${DATE}`"; \
- fi && \
- ${FIND} ${DISTNAME} -type d -o -type f | ${XARGS} ${TOUCH} -t 200001010000 && \
- ${GTAR} -jxf ${DISTDIR}/${BOOTSTRAP_TARBALL} && \
- (cd ${DISTNAME} && ${SH} mkfiles) && \
- ${TOUCH} ${.TARGET}
-
-${WRKDIR}/stamp-rewrite-hc-paths: ${WRKDIR}/stamp-extract-hc
- ${RUN} cd ${WRKDIR}/bootstrap/${DISTNAME} && \
- ${PHASE_MSG} "Rewriting source paths in bootstrapping compiler for ${PKGNAME}" && \
- ${CP} -f ${PKGDIR:Q}/files/build.bootstrap.common.mk mk/build.mk && \
- ${ECHO} "SRC_CC_OPTS += ${BOOTSTRAP_CC_OPTS}" >> mk/build.mk && \
- ${ECHO} "LD_OPTS += ${BOOTSTRAP_LD_OPTS}" >> mk/build.mk && \
- for c in libraries/*/configure; do \
- (cd `${DIRNAME} $$c` && ${SETENV} ${CONFIGURE_ENV} ${SH} configure ${CONFIGURE_ARGS}); \
- done && \
- for i in inplace/lib/package.conf.d/*.conf \
- */package.conf.inplace \
- */*/package-data.mk \
- */*/*/package-data.mk \
- */*/*/*/package-data.mk; do \
- ${SED} -e "s#\\[\\[PREFIX\\]\\]#${PREFIX}#g" \
- -e "s#\\[\\[GHC_SOURCE_PATH\\]\\]#`${PWD_CMD}`#g" $$i > $$i.tmp; \
- ${MV} -f $$i.tmp $$i; \
- done && \
- ${TOUCH} -r inplace/lib/package.conf.d \
- inplace/lib/package.conf.d/*.conf \
- */package.conf.inplace \
- */*/package-data.mk \
- */*/*/package-data.mk \
- */*/*/*/package-data.mk \
- compiler/stage?/build/Config.hs && \
- ${TOUCH} ${.TARGET}
-
-${WRKDIR}/stamp-bootstrap-ghc: ${WRKDIR}/stamp-rewrite-hc-paths
- ${RUN} cd ${WRKDIR}/bootstrap/${DISTNAME} && \
- ${PHASE_MSG} "Creating bootstrapping files for ${PKGNAME}" && \
- ${BUILD_MAKE_CMD} bootstrapping-files && \
- ${PHASE_MSG} "Building bootstrapping compiler for ${PKGNAME}" && \
- ${BUILD_MAKE_CMD} all_ghc_stage2 && \
- ${PHASE_MSG} "Building bootstrapping toolkit for ${PKGNAME}" && \
- ${BUILD_MAKE_CMD} inplace/bin/ghc-pkg && \
- ${BUILD_MAKE_CMD} inplace/lib/unlit && \
- inplace/bin/ghc-pkg recache && \
- ${CP} -f inplace/bin/ghc-stage2 ${BUILDLINK_DIR}/bin/ghc && \
- ${CP} -f inplace/bin/ghc-pkg ${BUILDLINK_DIR}/bin/ghc-pkg && \
- ${TOUCH} ${.TARGET}
+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
+
+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} \
+ --with-gcc=${CCPATH:Q} && \
+ ${MAKE_PROGRAM} install
+
+
+# -----------------------------------------------------------------------------
+# An unusual target "bootstrap"
+#
+# Build a bootstrapping compiler using an already installed GHC. This
+# can certainly impossible if you don't have one. It's absolutely
+# important to build it with the fewest possible run-time
+# dependencies, otherwise the resulting binary can easily get
+# unusable.
+#
+.PHONY: bootstrap
+
+.if exists(${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 && \
+ ${CCPATH: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 && \
+ ${SH} ./configure --with-gcc=${CCPATH:Q} && \
+ ${LN} -f ${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}"
+ ${PREFIX:Q}/bin/xz --verbose -9 --extreme ${WRKDIR:Q}/${BOOT_TARBALL}
+.endif