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Check if AVR Toolchain exists in macOS #394

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Check if AVR Toolchain exists in macOS #394

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63 changes: 34 additions & 29 deletions Makefile.common
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Expand Up @@ -46,38 +46,43 @@ CFLAGS += -g
CORE_CFLAGS = -DAVR_CORE=1

ifeq (${shell uname}, Darwin)
# gcc 4.2 from MacOS is really not up to scratch anymore
CC = clang
AVR_ROOT := "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/"
AVR := ${AVR_ROOT}/bin/avr-
# Thats for MacPorts libelf
ifeq (${shell test -d /opt/local && echo Exists}, Exists)
ifneq (${shell test -d /opt/local/avr && echo Exists}, Exists)
$(error Please install avr-gcc: port install avr-gcc avr-libc)
endif
ifneq (${shell test -d /opt/local/include/libelf && echo Exists}, Exists)
$(error Please install libelf: port install libelf)
endif
CC = clang
IPATH += /opt/local/include /opt/local/include/libelf
LFLAGS = -L/opt/local/lib/
AVR := /opt/local/bin/avr-
# If AVR Toolchain was installed from Microchip binaries
ifneq (, $(shell which avr-gcc))
AVR := avr-
else
# That's for Homebrew libelf and avr-gcc support
HOMEBREW_PREFIX ?= /usr/local
ifeq (${shell test -d $(HOMEBREW_PREFIX)/Cellar && echo Exists}, Exists)
ifneq (${shell test -d $(HOMEBREW_PREFIX)/Cellar/avr-gcc/ && echo Exists}, Exists)
$(error Please install avr-gcc: brew tap osx-cross/homebrew-avr ; brew install avr-libc)
# gcc 4.2 from MacOS is really not up to scratch anymore
CC = clang
AVR_ROOT := "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/"
AVR := ${AVR_ROOT}/bin/avr-
# Thats for MacPorts libelf
ifeq (${shell test -d /opt/local && echo Exists}, Exists)
ifneq (${shell test -d /opt/local/avr && echo Exists}, Exists)
$(error Please install avr-gcc: port install avr-gcc avr-libc)
endif
ifneq (${shell test -d /opt/local/include/libelf && echo Exists}, Exists)
$(error Please install libelf: port install libelf)
endif
ifneq (${shell test -d $(HOMEBREW_PREFIX)/Cellar/libelf/ && echo Exists}, Exists)
$(error Please install libelf: brew install libelf)
CC = clang
IPATH += /opt/local/include /opt/local/include/libelf
LFLAGS = -L/opt/local/lib/
AVR := /opt/local/bin/avr-
else
# That's for Homebrew libelf and avr-gcc support
HOMEBREW_PREFIX ?= /usr/local
ifeq (${shell test -d $(HOMEBREW_PREFIX)/Cellar && echo Exists}, Exists)
ifneq (${shell test -d $(HOMEBREW_PREFIX)/Cellar/avr-gcc/ && echo Exists}, Exists)
$(error Please install avr-gcc: brew tap osx-cross/homebrew-avr ; brew install avr-libc)
endif
ifneq (${shell test -d $(HOMEBREW_PREFIX)/Cellar/libelf/ && echo Exists}, Exists)
$(error Please install libelf: brew install libelf)
endif
CC = clang
IPATH += $(HOMEBREW_PREFIX)/include
LFLAGS = -L$(HOMEBREW_PREFIX)/lib/
CFLAGS += -I/$(HOMEBREW_PREFIX)/include/libelf
AVR_ROOT := $(firstword $(wildcard $(HOMEBREW_PREFIX)/Cellar/avr-libc/*/))
AVR := $(HOMEBREW_PREFIX)/bin/avr-
endif
CC = clang
IPATH += $(HOMEBREW_PREFIX)/include
LFLAGS = -L$(HOMEBREW_PREFIX)/lib/
CFLAGS += -I/$(HOMEBREW_PREFIX)/include/libelf
AVR_ROOT := $(firstword $(wildcard $(HOMEBREW_PREFIX)/Cellar/avr-libc/*/))
AVR := $(HOMEBREW_PREFIX)/bin/avr-
endif
endif
else
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