From 4c665e6ca4ce7044fbaf4e6a772b021c012f760c Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 9 Jun 2008 15:38:45 +0000 Subject: [PATCH] large improvement for parallel builds. works without V=99 now and without warnings. tested with -j on an 2x dual core opteron machine SVN-Revision: 11414 --- Makefile | 10 ++++++++-- include/kernel-build.mk | 6 +----- include/package.mk | 2 +- include/scan.mk | 2 +- include/subdir.mk | 4 ++-- include/toplevel.mk | 30 +++++++++++++++--------------- include/verbose.mk | 12 +++++++----- rules.mk | 11 ++++++----- target/Makefile | 1 + target/linux/Makefile | 5 +++-- 10 files changed, 45 insertions(+), 38 deletions(-) diff --git a/Makefile b/Makefile index 8b0ef0d57d..72b24d14e7 100644 --- a/Makefile +++ b/Makefile @@ -16,6 +16,12 @@ world: include $(TOPDIR)/include/host.mk ifneq ($(OPENWRT_BUILD),1) + # XXX: these three lines are normally defined by rules.mk + # but we can't include that file in this context + empty:= + space:= $(empty) $(empty) + _SINGLE=MAKEFLAGS=$(space) + override OPENWRT_BUILD=1 export OPENWRT_BUILD include $(TOPDIR)/include/debug.mk @@ -44,7 +50,7 @@ $(BUILD_DIR)/.prepared: Makefile clean: FORCE rm -rf $(BUILD_DIR) $(BIN_DIR) - $(MAKE) target/linux/clean + $(SUBMAKE) target/linux/clean dirclean: clean rm -rf $(STAGING_DIR) $(STAGING_DIR_HOST) $(STAGING_DIR_TOOLCHAIN) $(TOOLCHAIN_DIR) $(BUILD_DIR_HOST) @@ -55,7 +61,7 @@ prereq: $(package/stamp-prereq) $(target/stamp-prereq) ; prepare: .config $(tools/stamp-install) $(toolchain/stamp-install) world: prepare $(target/stamp-compile) $(package/stamp-cleanup) $(package/stamp-compile) $(package/stamp-install) $(package/stamp-rootfs-prepare) $(target/stamp-install) FORCE - $(MAKE) package/index + $(SUBMAKE) package/index # update all feeds, re-create index files, install symlinks package/symlinks: diff --git a/include/kernel-build.mk b/include/kernel-build.mk index 9335e1a0d5..75c2bcf01a 100644 --- a/include/kernel-build.mk +++ b/include/kernel-build.mk @@ -7,10 +7,6 @@ include $(INCLUDE_DIR)/host.mk include $(INCLUDE_DIR)/prereq.mk -ifneq ($(DUMP),1) - override MAKEFLAGS= -endif - ifneq ($(DUMP),1) all: compile endif @@ -101,7 +97,7 @@ define BuildKernel @$(MAKE) compile image-prereq: - $(SUBMAKE) -s -C image prereq TARGET_BUILD= + @$(NO_TRACE_MAKE) -s -C image prereq TARGET_BUILD= prereq: image-prereq diff --git a/include/package.mk b/include/package.mk index 74ad478747..da8de5cccf 100644 --- a/include/package.mk +++ b/include/package.mk @@ -83,7 +83,7 @@ define Build/DefaultTargets touch $$@ $(STAMP_INSTALLED): $(STAMP_BUILT) - $(SUBMAKE) clean-staging + $(SUBMAKE) -j1 clean-staging rm -rf $(TMP_DIR)/stage-$(PKG_NAME) mkdir -p $(TMP_DIR)/stage-$(PKG_NAME)/host $(STAGING_DIR)/packages $(STAGING_DIR_HOST)/packages $(call Build/InstallDev,$(TMP_DIR)/stage-$(PKG_NAME),$(TMP_DIR)/stage-$(PKG_NAME)/host) diff --git a/include/scan.mk b/include/scan.mk index c51c4c7adf..19350b612b 100644 --- a/include/scan.mk +++ b/include/scan.mk @@ -50,7 +50,7 @@ $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk: $(FILELIST) -include $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk $(TARGET_STAMP):: - ( \ + +( \ $(NO_TRACE_MAKE) $(FILELIST); \ MD5SUM=$$(cat $(FILELIST) | (md5sum || md5) | awk '{print $$1}'); \ [ -f "$@.$$MD5SUM" ] || { \ diff --git a/include/subdir.mk b/include/subdir.mk index 3097ea418d..e12799b475 100644 --- a/include/subdir.mk +++ b/include/subdir.mk @@ -28,8 +28,8 @@ define subdir $(call warn,$(1),d,BD $(1)/$(bd)) $(foreach target,$(SUBTARGETS), $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd)))) - +$$(MAKE) -j1 -C $(1)/$(bd) $(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) failed to build.)) - + $(if $(findstring $(bd),$($(1)/builddirs-parallel)),$$(SUBMAKE),$$(_SINGLE)$$(SUBMAKE) -j1) \ + -C $(1)/$(bd) $(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) failed to build.)) $$(if $(call debug,$(1)/$(bd),v),,.SILENT: $(1)/$(bd)/$(target)) # legacy targets diff --git a/include/toplevel.mk b/include/toplevel.mk index 23d4b00569..6fd4a534b2 100644 --- a/include/toplevel.mk +++ b/include/toplevel.mk @@ -35,8 +35,8 @@ prepare-mk: FORCE ; prepare-tmpinfo: FORCE mkdir -p tmp/info - +$(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk" SCAN_DEPTH=5 SCAN_EXTRA="" - +$(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1" + $(_SINGLE)$(NO_TRACE_MAKE) -j1 -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk" SCAN_DEPTH=5 SCAN_EXTRA="" + $(_SINGLE)$(NO_TRACE_MAKE) -j1 -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1" for type in package target; do \ f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \ [ "$$t" -nt "$$f" ] || ./scripts/metadata.pl $${type}_config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \ @@ -51,12 +51,12 @@ prepare-tmpinfo: FORCE fi scripts/config/mconf: - @+$(MAKE) -C scripts/config all + @$(_SINGLE)$(SUBMAKE) -s -j1 -C scripts/config all $(eval $(call rdep,scripts/config,scripts/config/mconf)) scripts/config/conf: - @+$(MAKE) -C scripts/config conf + @$(_SINGLE)$(SUBMAKE) -s -j1 -C scripts/config conf config: scripts/config/conf prepare-tmpinfo FORCE $< Config.in @@ -86,41 +86,41 @@ kernel_menuconfig: .config FORCE tmp/.prereq-build: include/prereq-build.mk mkdir -p tmp rm -f tmp/.host.mk - @+$(NO_TRACE_MAKE) -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \ + @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \ echo "Prerequisite check failed. Use FORCE=1 to override."; \ false; \ } touch $@ download: .config FORCE - +$(MAKE) tools/download - +$(MAKE) toolchain/download - +$(MAKE) package/download - +$(MAKE) target/download + @+$(SUBMAKE) tools/download + @+$(SUBMAKE) toolchain/download + @+$(SUBMAKE) package/download + @+$(SUBMAKE) target/download clean dirclean: .config - @$(MAKE) $@ + @+$(SUBMAKE) $@ prereq:: .config - @+$(SUBMAKE) -s tmp/.prereq-build $(PREP_MK) + @+$(MAKE) -s tmp/.prereq-build $(PREP_MK) @$(NO_TRACE_MAKE) -s $@ %:: @+$(PREP_MK) $(NO_TRACE_MAKE) -s prereq - @+$(MAKE) -r $@ + @+$(SUBMAKE) -r $@ help: cat README docs docs/compile: FORCE - $(MAKE) -C docs compile + @$(_SINGLE)$(SUBMAKE) -j1 -C docs compile docs/clean: FORCE - $(MAKE) -C docs clean + @$(_SINGLE)$(SUBMAKE) -j1 -C docs clean distclean: rm -rf tmp build_dir staging_dir dl .config* feeds package/feeds package/openwrt-packages bin - $(MAKE) -C scripts/config clean + @$(_SINGLE)$(SUBMAKE) -j1 -C scripts/config clean ifeq ($(findstring v,$(DEBUG)),) .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig tmp/.prereq-build tmp/.prereq-package prepare-tmpinfo diff --git a/include/verbose.mk b/include/verbose.mk index fed83d6fb6..b414d24409 100644 --- a/include/verbose.mk +++ b/include/verbose.mk @@ -8,9 +8,7 @@ ifeq ($(NO_TRACE_MAKE),) NO_TRACE_MAKE := $(MAKE) V=99 -SUBMAKE := $(MAKE) export NO_TRACE_MAKE -export SUBMAKE endif ifndef KBUILD_VERBOSE @@ -27,7 +25,7 @@ endif ifneq ($(KBUILD_VERBOSE),99) define MESSAGE - printf "$(_Y)%s$(_N)\n" "$(1)" >&3 + printf "$(_Y)%s$(_N)\n" "$(1)" >&254 endef ifeq ($(QUIET),1) @@ -39,16 +37,20 @@ ifneq ($(KBUILD_VERBOSE),99) _NULL:=$(if $(MAKECMDGOALS),$(shell \ $(call MESSAGE, make[$(MAKELEVEL)]$(if $(_DIR), -C $(_DIR)) $(MAKECMDGOALS)); \ )) + SUBMAKE=$(MAKE) else ifeq ($(KBUILD_VERBOSE),0) - MAKE:=>/dev/null 2>&1 $(MAKE) + SILENT:=>/dev/null 2>&1 + else + SILENT:= endif export QUIET:=1 - MAKE:=cmd() { $(MAKE) -s $$* || { echo "make $$*: build failed. Please re-run make with V=99 to see what's going on"; false; } } 3>&1 4>&2; cmd + SUBMAKE=cmd() { $(SILENT) $(MAKE) -s $$* || { echo "make $$*: build failed. Please re-run make with V=99 to see what's going on"; false; } } 254>&1 255>&2; cmd endif .SILENT: $(MAKECMDGOALS) else + SUBMAKE=$(MAKE) define MESSAGE printf "%s\n" "$(1)" endef diff --git a/rules.mk b/rules.mk index a88295ecd0..6d6dab09bc 100644 --- a/rules.mk +++ b/rules.mk @@ -23,6 +23,12 @@ $(strip $(subst ",,$(1))) endef #")) +empty:= +space:= $(empty) $(empty) +merge=$(subst $(space),,$(1)) +confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n))) + +_SINGLE=MAKEFLAGS=$(space) ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/')) BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD)) TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION)) @@ -145,11 +151,6 @@ $(call shvar,$(1))=$$(call $(1)) export $(call shvar,$(1)) endef -empty:= -space:= $(empty) $(empty) -merge=$(subst $(space),,$(1)) -confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n))) - # file extension ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1))) diff --git a/target/Makefile b/target/Makefile index 3d36d26718..4c746e2f00 100644 --- a/target/Makefile +++ b/target/Makefile @@ -6,6 +6,7 @@ # curdir:=target +$(curdir)/builddirs-parallel:=linux $(curdir)/builddirs:=linux sdk imagebuilder $(curdir)/builddirs-default:=linux $(curdir)/builddirs-install:=linux $(if $(CONFIG_SDK),sdk) $(if $(CONFIG_IB),imagebuilder) diff --git a/target/linux/Makefile b/target/linux/Makefile index 8288250111..1bdd5ae149 100644 --- a/target/linux/Makefile +++ b/target/linux/Makefile @@ -7,6 +7,7 @@ include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/target.mk -prereq clean download prepare compile install menuconfig oldconfig update refresh: FORCE - TARGET_BUILD=1 $(MAKE) -C $(BOARD) $@ +export TARGET_BUILD=1 +prereq clean download prepare compile install menuconfig oldconfig update refresh: FORCE + @$(NO_TRACE_MAKE) -C $(BOARD) $@ -- 2.25.1