j3d1/esp-open-rtos
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Merge branch 'feature/c++'

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This commit is contained in:
Angus Gratton 2015-09-12 16:25:36 +10:00
commit 8b90dbd9e5
29 changed files with 801 additions and 14 deletions
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31
common.mk
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@ -94,14 +94,19 @@ OWN_LIBC ?= 1
# Note: you will need a recent esp
ENTRY_SYMBOL ?= call_user_start
CFLAGS = -Wall -Werror -Wl,-EL -nostdlib -mlongcalls -mtext-section-literals -std=gnu99 $(CPPFLAGS)
# Common flags for both C & C++_
C_CXX_FLAGS = -Wall -Werror -Wl,-EL -nostdlib -mlongcalls -mtext-section-literals $(CPPFLAGS)
# Flags for C only
CFLAGS = $(C_CXX_FLAGS) -std=gnu99
# Flags for C++ only
CXXFLAGS = $(C_CXX_FLAGS) -fno-exceptions -fno-rtti
LDFLAGS = -nostdlib -Wl,--no-check-sections -Wl,-L$(BUILD_DIR)sdklib -Wl,-L$(ROOT)lib -u $(ENTRY_SYMBOL) -Wl,-static -Wl,-Map=build/${PROGRAM}.map $(EXTRA_LDFLAGS)
ifeq ($(FLAVOR),debug)
CFLAGS += -g -O0
C_CXX_FLAGS += -g -O0
LDFLAGS += -g -O0
else
CFLAGS += -g -O2
C_CXX_FLAGS += -g -O2
LDFLAGS += -g -O2
endif
@ -138,8 +143,8 @@ endif
LINKER_SCRIPTS_PROCESSED = $(addprefix $(LD_DIR),$(LINKER_SCRIPTS))
# derive various parts of compiler/linker arguments
SDK_LIB_ARGS = $(addprefix -l,$(SDK_LIBS))
LIB_ARGS = $(addprefix -l,$(LIBS))
SDK_LIB_ARGS = $(addprefix -l,$(SDK_LIBS))
LIB_ARGS = $(addprefix -l,$(LIBS))
PROGRAM_OUT = $(BUILD_DIR)$(PROGRAM).out
LDFLAGS += $(addprefix -T,$(LINKER_SCRIPTS_PROCESSED))
@ -215,20 +220,24 @@ $(1)_DEFAULT_ROOT := $(dir $(lastword $(MAKEFILE_LIST)))
$(1)_ROOT ?= $$($(1)_DEFAULT_ROOT)
$(1)_OBJ_DIR = $(call lc,$(BUILD_DIR)$(1)/)
### determine source files and object files ###
$(1)_SRC_FILES ?= $$(foreach sdir,$$($(1)_SRC_DIR), \
$$(wildcard $$(sdir)/*.c) $$(wildcard $$(sdir)/*.S)) \
$(1)_SRC_FILES ?= $$(foreach sdir,$$($(1)_SRC_DIR), \
$$(wildcard $$(sdir)/*.c) $$(wildcard $$(sdir)/*.S) \
$$(wildcard $$(sdir)/*.cpp)) \
$$($(1)_EXTRA_SRC_FILES)
$(1)_REAL_SRC_FILES = $$(foreach sfile,$$($(1)_SRC_FILES),$$(realpath $$(sfile)))
$(1)_REAL_ROOT = $$(realpath $$($(1)_ROOT))
# patsubst here substitutes real component root path for the relative OBJ_DIR path, making things short again
$(1)_OBJ_FILES_C = $$(patsubst $$($(1)_REAL_ROOT)%.c,$$($(1)_OBJ_DIR)%.o,$$($(1)_REAL_SRC_FILES))
$(1)_OBJ_FILES_CXX = $$(patsubst $$($(1)_REAL_ROOT)%.cpp,$$($(1)_OBJ_DIR)%.o,$$($(1)_REAL_SRC_FILES))
$(1)_OBJ_FILES_C = $$(patsubst $$($(1)_REAL_ROOT)%.c,$$($(1)_OBJ_DIR)%.o,$$($(1)_OBJ_FILES_CXX))
$(1)_OBJ_FILES = $$(patsubst $$($(1)_REAL_ROOT)%.S,$$($(1)_OBJ_DIR)%.o,$$($(1)_OBJ_FILES_C))
# the last included makefile is our component's component.mk makefile (rebuild the component if it changes)
$(1)_MAKEFILE ?= $(lastword $(MAKEFILE_LIST))
### determine compiler arguments ###
$(1)_CFLAGS ?= $(CFLAGS)
$(1)_CXXFLAGS ?= $(CXXFLAGS)
$(1)_CC_ARGS = $(Q) $(CC) $$(addprefix -I,$$(INC_DIRS)) $$(addprefix -I,$$($(1)_INC_DIR)) $$($(1)_CFLAGS)
$(1)_CXX_ARGS = $(Q) $(C++) $$(addprefix -I,$$(INC_DIRS)) $$(addprefix -I,$$($(1)_INC_DIR)) $$($(1)_CXXFLAGS)
$(1)_AR = $(call lc,$(BUILD_DIR)$(1).a)
$$($(1)_OBJ_DIR)%.o: $$($(1)_REAL_ROOT)%.c $$($(1)_MAKEFILE) $(wildcard $(ROOT)*.mk) | $$($(1)_SRC_DIR)
@ -237,6 +246,12 @@ $$($(1)_OBJ_DIR)%.o: $$($(1)_REAL_ROOT)%.c $$($(1)_MAKEFILE) $(wildcard $(ROOT)*
$$($(1)_CC_ARGS) -c $$< -o $$@
$$($(1)_CC_ARGS) -MM -MT $$@ -MF $$(@:.o=.d) $$<
$$($(1)_OBJ_DIR)%.o: $$($(1)_REAL_ROOT)%.cpp $$($(1)_MAKEFILE) $(wildcard $(ROOT)*.mk) | $$($(1)_SRC_DIR)
$(vecho) "C++ $$<"
$(Q) mkdir -p $$(dir $$@)
$$($(1)_CXX_ARGS) -c $$< -o $$@
$$($(1)_CXX_ARGS) -MM -MT $$@ -MF $$(@:.o=.d) $$<
$$($(1)_OBJ_DIR)%.o: $$($(1)_REAL_ROOT)%.S $$($(1)_MAKEFILE) $(wildcard $(ROOT)*.mk) | $$($(1)_SRC_DIR)
$(vecho) "AS $$<"
$(Q) mkdir -p $$(dir $$@)