summaryrefslogtreecommitdiff
path: root/scripts/Makefile.build.tmp
diff options
context:
space:
mode:
Diffstat (limited to 'scripts/Makefile.build.tmp')
-rw-r--r--scripts/Makefile.build.tmp127
1 files changed, 127 insertions, 0 deletions
diff --git a/scripts/Makefile.build.tmp b/scripts/Makefile.build.tmp
new file mode 100644
index 0000000..52a44ff
--- /dev/null
+++ b/scripts/Makefile.build.tmp
@@ -0,0 +1,127 @@
+# our default target
+.PHONY: all
+all:
+
+ifeq ($(CONFIG_TPL_BUILD),y)
+ src := $(patsubst tpl/%,%,$(obj))
+else
+ ifeq ($(CONFIG_SPL_BUILD),y)
+ src := $(patsubst spl/%,%,$(obj))
+ else
+ src := $(obj)
+ endif
+endif
+
+include $(srctree)/scripts/Kbuild.include
+include $(srctree)/config.mk
+
+# variable LIB is used in examples/standalone/Makefile
+__LIB := $(obj)/built-in.o
+LIBGCC = $(obj)/libgcc.o
+SRCS :=
+subdir-y :=
+obj-dirs :=
+
+kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
+include $(kbuild-dir)/Makefile
+
+# Do not include host rules unless needed
+ifneq ($(hostprogs-y)$(hostprogs-m),)
+include $(SRCTREE)/scripts/Makefile.host.tmp
+endif
+
+# Going forward use the following
+obj-y := $(sort $(obj-y))
+extra-y := $(sort $(extra-y))
+always := $(sort $(always))
+lib-y := $(sort $(lib-y))
+
+subdir-y += $(patsubst %/,%,$(filter %/, $(obj-y)))
+obj-y := $(patsubst %/, %/built-in.o, $(obj-y))
+subdir-obj-y := $(filter %/built-in.o, $(obj-y))
+subdir-obj-y := $(addprefix $(obj)/,$(subdir-obj-y))
+
+SRCS += $(obj-y:.o=.c) $(obj-y:.o=.S) $(lib-y:.o=.c) \
+ $(lib-y:.o=.S) $(extra-y:.o=.c) $(extra-y:.o=.S)
+
+SRCS := $(addprefix $(if $(KBUILD_SRC),$(srctree)/$(src)/,$(src)/),$(SRCS))
+SRCS := $(wildcard $(SRCS))
+
+OBJS := $(addprefix $(obj)/,$(obj-y))
+
+# $(obj-dirs) is a list of directories that contain object files
+
+obj-dirs += $(dir $(OBJS))
+
+_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
+
+# Create directories for object files if directory does not exist
+# Needed when obj-y := dir/file.o syntax is used
+_dummy := $(foreach d,$(obj-dirs), $(shell [ -d $(d) ] || mkdir -p $(d)))
+
+LGOBJS := $(addprefix $(obj)/,$(sort $(lib-y)))
+
+all: $(__LIB) $(addprefix $(obj)/,$(extra-y) $(always)) $(subdir-y)
+
+$(__LIB): $(obj)/.depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+ifneq ($(strip $(lib-y)),)
+all: $(LIBGCC)
+
+$(LIBGCC): $(obj)/.depend $(LGOBJS)
+ $(call cmd_link_o_target, $(LGOBJS))
+endif
+
+ifneq ($(subdir-obj-y),)
+# Descending
+$(subdir-obj-y): $(subdir-y)
+endif
+
+ifneq ($(subdir-y),)
+$(subdir-y): FORCE
+ $(MAKE) $(build)=$(obj)/$@
+endif
+
+#########################################################################
+
+# Allow boards to use custom optimize flags on a per dir/file basis
+ALL_AFLAGS = $(AFLAGS) $(AFLAGS_$(BCURDIR)/$(@F)) $(AFLAGS_$(BCURDIR))
+ALL_CFLAGS = $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR))
+EXTRA_CPPFLAGS = $(CPPFLAGS_$(BCURDIR)/$(@F)) $(CPPFLAGS_$(BCURDIR))
+ALL_CFLAGS += $(EXTRA_CPPFLAGS)
+
+# The _DEP version uses the $< file target (for dependency generation)
+# See rules.mk
+EXTRA_CPPFLAGS_DEP = $(CPPFLAGS_$(BCURDIR)/$(addsuffix .o,$(basename $<))) \
+ $(CPPFLAGS_$(BCURDIR))
+$(obj)/%.s: $(src)/%.S
+ $(CPP) $(ALL_AFLAGS) -o $@ $<
+$(obj)/%.o: $(src)/%.S
+ $(CC) $(ALL_AFLAGS) -o $@ $< -c
+$(obj)/%.o: $(src)/%.c
+ifneq ($(CHECKSRC),0)
+ $(CHECK) $(CHECKFLAGS) $(ALL_CFLAGS) $<
+endif
+ $(CC) $(ALL_CFLAGS) -o $@ $< -c
+$(obj)/%.i: $(src)/%.c
+ $(CPP) $(ALL_CFLAGS) -o $@ $< -c
+$(obj)/%.s: $(src)/%.c
+ $(CC) $(ALL_CFLAGS) -o $@ $< -c -S
+
+# If the list of objects to link is empty, just create an empty built-in.o
+cmd_link_o_target = $(if $(strip $1),\
+ $(LD) $(LDFLAGS) -r -o $@ $1,\
+ rm -f $@; $(AR) rcs $@ )
+
+#########################################################################
+
+# defines $(obj)/.depend target
+
+include $(TOPDIR)/rules.mk
+
+sinclude $(obj)/.depend
+
+#########################################################################
+
+.PHONY: FORCE