j3d1/esp-open-rtos
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Allow specifying list of files in Makefiles as alternative to dirs

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Also allow xx_EXTRA_SRC_FILES
Let target component use name TARGET so TARGET_EXTRA_SRC_FILES, TARGET_SRC_DIR, etc.
This commit is contained in:
Angus Gratton 2015-06-12 08:12:47 +10:00
parent b3aa4eedd3
commit f34e229bbc
1 changed files with 14 additions and 6 deletions
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20
common.mk
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@ -94,6 +94,9 @@ LINKER_SCRIPTS = $(ROOT)ld/eagle.app.v6.ld $(ROOT)ld/eagle.rom.addr.v6.ld
empty :=
space := $(empty) $(empty)
# GNU Make lowercase function, bit of a horrorshow but works (courtesy http://stackoverflow.com/a/665045)
lc = $(subst A,a,$(subst B,b,$(subst C,c,$(subst D,d,$(subst E,e,$(subst F,f,$(subst G,g,$(subst H,h,$(subst I,i,$(subst J,j,$(subst K,k,$(subst L,l,$(subst M,m,$(subst N,n,$(subst O,o,$(subst P,p,$(subst Q,q,$(subst R,r,$(subst S,s,$(subst T,t,$(subst U,u,$(subst V,v,$(subst W,w,$(subst X,x,$(subst Y,y,$(subst Z,z,$1))))))))))))))))))))))))))
# assume the target_dir is the directory the top-level makefile was run in
TARGET_DIR := $(dir $(firstword $(MAKEFILE_LIST)))
@ -137,15 +140,20 @@ all: $(TARGET_OUT) $(FW_FILE_1) $(FW_FILE_2)
# $(1)_SRC_DIR = List of source directories for the component. All must be under $(1)_ROOT
# $(1)_INC_DIR = List of include directories specific for the component
#
# As an alternative to $(1)_SRC_DIR, you can specify source filenames
# as $(1)_SRC_FILES. If you want to specify both directories and
# some additional files, specify directories in $(1)_SRC_DIR and
# additional files in $(1)_EXTRA_SRC_FILES.
#
# Optional variables:
# $(1)_CFLAGS = CFLAGS to override the default CFLAGS for this component only.
#
# Each call appends to COMPONENT_ARS which is a list of archive files for compiled components
COMPONENT_ARS =
define component_compile_rules
$(1)_OBJ_DIR = $(BUILD_DIR)$(1)/
$(1)_OBJ_DIR = $(call lc,$(BUILD_DIR)$(1)/)
### determine source files and object files ###
$(1)_SRC_FILES = $$(foreach sdir,$$($(1)_SRC_DIR),$$(realpath $$(wildcard $$(sdir)/*.c)))
$(1)_SRC_FILES ?= $$(foreach sdir,$$($(1)_SRC_DIR),$$(realpath $$(wildcard $$(sdir)/*.c))) $$($(1)_EXTRA_SRC_FILES)
$(1)_REAL_ROOT = $$(realpath $$($(1)_ROOT))
# patsubst here substitutes real paths for the relative OBJ_DIR path, making things short again
$(1)_OBJ_FILES = $$(patsubst $$($(1)_REAL_ROOT)%.c,$$($(1)_OBJ_DIR)%.o,$$($(1)_SRC_FILES))
@ -153,7 +161,7 @@ $(1)_OBJ_FILES = $$(patsubst $$($(1)_REAL_ROOT)%.c,$$($(1)_OBJ_DIR)%.o,$$($(1)_S
### determine compiler arguments ###
$(1)_CFLAGS ?= $(CFLAGS)
$(1)_CC_ARGS = $(Q) $(CC) $$(addprefix -I,$$(INC_DIRS)) $$(addprefix -I,$$($(1)_INC_DIR)) $$($(1)_CFLAGS)
$(1)_AR = $(BUILD_DIR)$(1).a
$(1)_AR = $(call lc,$(BUILD_DIR)$(1).a)
$$($(1)_OBJ_DIR)%.o: $$($(1)_REAL_ROOT)%.c | $$($(1)_SRC_DIR)
$(vecho) "CC $$<"
@ -203,9 +211,9 @@ $(BUILD_DIR)sdklib/allsymbols.rename: $(patsubst %.a,%.rename,$(SDK_PROCESSED_LI
cat $^ > $@
# include "dummy component" for the 'target' object files
target_SRC_DIR=$(TARGET_DIR)
target_ROOT=$(TARGET_DIR)
$(eval $(call component_compile_rules,target))
TARGET_SRC_DIR ?= $(TARGET_DIR)
TARGET_ROOT ?= $(TARGET_DIR)
$(eval $(call component_compile_rules,TARGET))
## Include other components (this is where the actual compiler sections are generated)
$(foreach component,$(COMPONENTS), $(eval include $(ROOT)/$(component)/component.mk))