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[BUILD] Removed TOOLCHAIN_DIR, add autodetection of current libopencm3 library placement

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This commit is contained in:
Frantisek Burian
2014-01-06 22:17:28 +01:00
parent 747e8d260b
commit f756c99a42
1 changed files with 15 additions and 14 deletions
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29
examples/Makefile.rules
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@@ -40,27 +40,28 @@ LDSCRIPT ?= $(BINARY).ld
OBJS += $(BINARY).o OBJS += $(BINARY).o
TOOLCHAIN_DIR ?= ../../../../../libopencm3
ifeq ($(wildcard $(TOOLCHAIN_DIR)/lib/lib$(LIBNAME).a),) ifeq ($(strip $(OPENCM3_DIR)),)
ifneq ($(strip $(shell which $(CC))),) # user has not specified the library path, so we try to detect it
TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
# where we search for the library
LIBPATHS := ./libopencm3 ../../../../../libopencm3
OPENCM3_DIR := $(wildcard $(LIBPATHS:=/locm3.sublime-project))
OPENCM3_DIR := $(firstword $(shell dirname $(OPENCM3_DIR)))
ifeq ($(strip $(OPENCM3_DIR)),)
$(error Cannot find libopencm3 library in the standard search paths.)
endif endif
else endif
ifeq ($(V),1) ifeq ($(V),1)
$(info Building the example in the source directory. Using local library!) $(info Using $(OPENCM3_DIR) path to library)
endif
endif endif
INCLUDE_DIR = $(TOOLCHAIN_DIR)/include
LIB_DIR = $(TOOLCHAIN_DIR)/lib
SCRIPT_DIR = $(TOOLCHAIN_DIR)/share/libopencm3/scripts
ifneq ($(OPENCM3_DIR),)
INCLUDE_DIR = $(OPENCM3_DIR)/include INCLUDE_DIR = $(OPENCM3_DIR)/include
LIB_DIR = $(OPENCM3_DIR)/lib LIB_DIR = $(OPENCM3_DIR)/lib
SCRIPT_DIR = $(OPENCM3_DIR)/scripts SCRIPT_DIR = $(OPENCM3_DIR)/scripts
endif