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-rw-r--r--tools/scripts/Makefile.include23
1 files changed, 20 insertions, 3 deletions
diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include
index 96ce80a3743b..2964b96aa55f 100644
--- a/tools/scripts/Makefile.include
+++ b/tools/scripts/Makefile.include
@@ -1,8 +1,11 @@
-ifeq ("$(origin O)", "command line")
+ifeq ($(origin O), command line)
dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),)
ABSOLUTE_O := $(shell cd $(O) ; pwd)
- OUTPUT := $(ABSOLUTE_O)/
+ OUTPUT := $(ABSOLUTE_O)/$(if $(subdir),$(subdir)/)
COMMAND_O := O=$(ABSOLUTE_O)
+ifeq ($(objtree),)
+ objtree := $(O)
+endif
endif
ifneq ($(OUTPUT),)
@@ -41,7 +44,16 @@ else
NO_SUBDIR = :
endif
-QUIET_SUBDIR0 = +$(MAKE) -C # space to separate -C and subdir
+#
+# Define a callable command for descending to a new directory
+#
+# Call by doing: $(call descend,directory[,target])
+#
+descend = \
+ +mkdir -p $(OUTPUT)$(1) && \
+ $(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) $(2)
+
+QUIET_SUBDIR0 = +$(MAKE) $(COMMAND_O) -C # space to separate -C and subdir
QUIET_SUBDIR1 =
ifneq ($(findstring $(MAKEFLAGS),s),s)
@@ -56,5 +68,10 @@ ifndef V
$(MAKE) $(PRINT_DIR) -C $$subdir
QUIET_FLEX = @echo ' ' FLEX $@;
QUIET_BISON = @echo ' ' BISON $@;
+
+ descend = \
+ @echo ' ' DESCEND $(1); \
+ mkdir -p $(OUTPUT)$(1) && \
+ $(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) $(2)
endif
endif