target/uml: export atomic64_* functions on 32-bit x86

[openwrt.git] / include / subdir.mk

diff --git a/include/subdir.mk b/include/subdir.mk
index 72fec89..cbdd68b 100644 (file)
--- 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)), \
@@ -37,9 +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;) $$(SUBMAKE) -C $(1)/$(bd) $(target) BUILD_VARIANT="$(filter-out __default,$(variant))" $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)/$(bd)/$(target).txt) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE,   ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).))
         )
-      $(if $(DUMP_TARGET_DB),,
-        # legacy targets
-        $(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target))
+      $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),,
         # aliases
         $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
          )
@@ -54,7 +57,7 @@ define stampfile
   $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(if $(5),_$(call confvar,$(5)))
   $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
        @+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
-               $(MAKE) $$($(1)/flags-$(3)) $(1)/$(3)
+               $(MAKE) $(if $(QUIET),--no-print-directory) $$($(1)/flags-$(3)) $(1)/$(3)
        @mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
        @touch $$($(1)/stamp-$(3))