From 61485f6491a498c2183a4e53e0dcd8cedf14ca91 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 3 Apr 2011 03:40:09 +0000 Subject: [PATCH] build: reduce the amount of generated make code for the initial prereq scan - makes it about 20% faster SVN-Revision: 26436 --- include/subdir.mk | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/include/subdir.mk b/include/subdir.mk index 72fec8944d..d079be118e 100644 --- a/include/subdir.mk +++ b/include/subdir.mk @@ -5,7 +5,12 @@ # See /LICENSE for more information. # -SUBTARGETS:=clean download prepare compile install update refresh prereq dist distcheck configure +ifeq ($(MAKECMDGOALS),prereq) + SUBTARGETS:=prereq + PREREQ_ONLY:=1 +else + SUBTARGETS:=clean download prepare compile install update refresh prereq dist distcheck configure +endif subtarget-default = $(filter-out ., \ $(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \ @@ -37,7 +42,7 @@ define subdir $(foreach variant,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $(strip $($(1)/$(bd)/variants)),$($(1)/$(bd)/variants),$(if $($(1)/$(bd)/default-variant),$($(1)/$(bd)/default-variant),__default))), $(if $(call debug,$(1)/$(bd),v),,@)+$(if $(BUILD_LOG),set -o pipefail;) $$(SUBMAKE) -C $(1)/$(bd) $(target) BUILD_VARIANT="$(filter-out __default,$(variant))" $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)/$(bd)/$(target).txt) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).)) ) - $(if $(DUMP_TARGET_DB),, + $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),, # legacy targets $(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target)) # aliases