/make/arduino-mk : revision 55

2

#

3

# edam's Arduino makefile

4

#_______________________________________________________________________________

5

# version 0.5dev

5

# version 0.4

6

#

7

8

#

70

# determine values for SOURCES, TARGET and LIBRARIES. Any .c, .cc and .cpp

71

# files in the project directory (or any "util" or "utility" subdirectories)

72

# are automatically included in the build and are scanned for Arduino libraries

73

# that have been #included. Note, there can only be one .ino (or .pde) file.

73

# that have been #included. Note, there can only be one .ino (or .pde) file.

74

#

75

# Alternatively, if you want to manually specify build variables, create a

76

# Makefile that defines SOURCES and LIBRARIES and then includes arduino.mk.

85

# ARDUINODIR The path where the Arduino software is installed on your system.

86

#

87

# ARDUINOCONST The Arduino software version, as an integer, used to define the

88

# ARDUINO version constant. This defaults to 100 if undefined.

88

# ARDUINO version constant. This defaults to 100 if undefined.

89

#

90

# AVRDUDECONF The avrdude.conf to use. If undefined, this defaults to a guess

91

# based on where the avrdude in use is. If empty, no avrdude.conf

90

# AVRDUDECONF The avrdude.conf to use. If undefined, this defaults to a guess

91

# based on where the avrdude in use is. If empty, no avrdude.conf

92

# is passed to avrdude (to the system default is used).

93

#

94

# AVRDUDEFLAGS Specify any additional flags for avrdude. The usual flags,

95

# required to build the project, will be appended to this.

96

#

97

# AVRTOOLSPATH A space-separated list of directories that is searched in order

98

# when looking for the avr build tools. This defaults to PATH,

99

# followed by subdirectories in ARDUINODIR.

94

# AVRTOOLSPATH A space-separated list of directories to search in order when

95

# looking for the avr build tools. This defaults to the system PATH

96

# followed by subdirectories in ARDUINODIR if undefined.

100

97

#

101

98

# BOARD Specify a target board type. Run `make boards` to see available

102

99

# board types.

103

100

#

104

# CPPFLAGS Specify any additional flags for the compiler. The usual flags,

105

# required to build the project, will be appended to this.

106

#

107

# LINKFLAGS Specify any additional flags for the linker. The usual flags,

108

# required to build the project, will be appended to this.

109

#

110

101

# LIBRARIES A list of Arduino libraries to build and include. This is set

111

102

# automatically if a .ino (or .pde) is found.

112

103

#

113

# LIBRARYPATH A space-separated list of directories that is searched in order

114

# when looking for Arduino libraries. This defaults to "libs",

115

# "libraries" and then the Arduino software's libraries directory.

116

#

117

104

# SERIALDEV The unix device name of the serial device that is the Arduino.

118

105

# If unspecified, an attempt is made to determine the name of a

119

106

# connected Arduino's serial device.

146

133

#

147

134

# size Displays size information about the bulit target.

148

135

#

149

# bootloader Burns the bootloader for your board to it.

150

#

151

136

# <file> Builds the specified file, either an object file or the target,

152

137

# from those that that would be built for the project.

153

138

#_______________________________________________________________________________

165

150

ARDUINOCONST ?= 100

166

151

167

152

# default path for avr tools

168

AVRTOOLSPATH ?= $(subst :, , $(PATH)) $(ARDUINODIR)/hardware/tools \

169

$(ARDUINODIR)/hardware/tools/avr/bin

170

171

# default path to find libraries

172

LIBRARYPATH ?= libraries libs $(SKETCHBOOKDIR)/libraries $(ARDUINODIR)/libraries

173

174

# default serial device to a poor guess (something that might be an arduino)

175

SERIALDEVGUESS := 0

176

ifndef SERIALDEV

177

SERIALDEV := $(firstword $(wildcard \

178

/dev/ttyACM? /dev/ttyUSB? /dev/tty.usbserial* /dev/tty.usbmodem*))

179

SERIALDEVGUESS := 1

180

endif

181

182

# no board?

183

ifndef BOARD

184

ifneq "$(MAKECMDGOALS)" "boards"

185

ifneq "$(MAKECMDGOALS)" "clean"

186

$(error BOARD is unset. Type 'make boards' to see possible values)

187

endif

188

endif

189

endif

190

191

# obtain board parameters from the arduino boards.txt file

192

BOARDSFILE := $(ARDUINODIR)/hardware/arduino/boards.txt

193

readboardsparam = $(shell sed -ne "s/$(BOARD).$(1)=$.*$/\1/p" $(BOARDSFILE))

194

BOARD_BUILD_MCU := $(call readboardsparam,build.mcu)

195

BOARD_BUILD_FCPU := $(call readboardsparam,build.f_cpu)

196

BOARD_BUILD_VARIANT := $(call readboardsparam,build.variant)

197

BOARD_UPLOAD_SPEED := $(call readboardsparam,upload.speed)

198

BOARD_UPLOAD_PROTOCOL := $(call readboardsparam,upload.protocol)

199

BOARD_USB_VID := $(call readboardsparam,build.vid)

200

BOARD_USB_PID := $(call readboardsparam,build.pid)

201

BOARD_BOOTLOADER_UNLOCK := $(call readboardsparam,bootloader.unlock_bits)

202

BOARD_BOOTLOADER_LOCK := $(call readboardsparam,bootloader.lock_bits)

203

BOARD_BOOTLOADER_LFUSES := $(call readboardsparam,bootloader.low_fuses)

204

BOARD_BOOTLOADER_HFUSES := $(call readboardsparam,bootloader.high_fuses)

205

BOARD_BOOTLOADER_EFUSES := $(call readboardsparam,bootloader.extended_fuses)

206

BOARD_BOOTLOADER_PATH := $(call readboardsparam,bootloader.path)

207

BOARD_BOOTLOADER_FILE := $(call readboardsparam,bootloader.file)

208

209

# obtain preferences from the IDE's preferences.txt

210

PREFERENCESFILE := $(wildcard $(HOME)/.arduino/preferences.txt)

211

ifneq "$(PREFERENCESFILE)" ""

212

readpreferencesparam = $(shell sed -ne "s/$(1)=$.*$/\1/p" $(PREFERENCESFILE))

213

SKETCHBOOKDIR := $(call readpreferencesparam,sketchbook.path)

214

endif

215

216

# invalid board?

217

ifeq "$(BOARD_BUILD_MCU)" ""

218

ifneq "$(MAKECMDGOALS)" "boards"

219

ifneq "$(MAKECMDGOALS)" "clean"

220

$(error BOARD is invalid. Type 'make boards' to see possible values)

221

endif

222

endif

153

ifndef AVRTOOLSPATH

154

AVRTOOLSPATH := $(subst :, , $(PATH))

155

AVRTOOLSPATH += $(ARDUINODIR)/hardware/tools

156

AVRTOOLSPATH += $(ARDUINODIR)/hardware/tools/avr/bin

223

157

endif

224

158

225

159

# auto mode?

232

166

# automatically determine sources and targeet

233

167

TARGET := $(basename $(INOFILE))

234

168

SOURCES := $(INOFILE) \

235

$(wildcard *.c *.cc *.cpp *.C) \

236

$(wildcard $(addprefix util/, *.c *.cc *.cpp *.C)) \

237

$(wildcard $(addprefix utility/, *.c *.cc *.cpp *.C))

169

$(wildcard *.c *.cc *.cpp) \

170

$(wildcard $(addprefix util/, *.c *.cc *.cpp)) \

171

$(wildcard $(addprefix utility/, *.c *.cc *.cpp))

238

172

239

173

# automatically determine included libraries

240

LIBRARIES := $(filter $(notdir $(wildcard $(addsuffix /*, $(LIBRARYPATH)))), \

174

LIBRARIES := $(filter $(notdir $(wildcard $(ARDUINODIR)/libraries/*)), \

241

175

$(shell sed -ne "s/^ *\# *include *[<\"]$.*$\.h[>\"]/\1/p" $(SOURCES)))

242

176

243

177

endif

244

178

179

# no serial device? make a poor attempt to detect an arduino

180

SERIALDEVGUESS := 0

181

ifeq "$(SERIALDEV)" ""

182

SERIALDEV := $(firstword $(wildcard \

183

/dev/ttyACM? /dev/ttyUSB? /dev/tty.usbserial* /dev/tty.usbmodem*))

184

SERIALDEVGUESS := 1

185

endif

186

245

187

# software

246

188

findsoftware = $(firstword $(wildcard $(addsuffix /$(1), $(AVRTOOLSPATH))))

247

189

CC := $(call findsoftware,avr-gcc)

252

194

AVRDUDE := $(call findsoftware,avrdude)

253

195

AVRSIZE := $(call findsoftware,avr-size)

254

196

255

# directories

256

ARDUINOCOREDIR := $(ARDUINODIR)/hardware/arduino/cores/arduino

257

LIBRARYDIRS := $(foreach lib, $(LIBRARIES), \

258

$(firstword $(wildcard $(addsuffix /$(lib), $(LIBRARYPATH)))))

259

LIBRARYDIRS += $(addsuffix /utility, $(LIBRARYDIRS))

260

BOOTLOADERDIR := \

261

$(ARDUINODIR)/hardware/arduino/bootloaders/$(BOARD_BOOTLOADER_PATH)

262

263

197

# files

264

198

TARGET := $(if $(TARGET),$(TARGET),a.out)

265

199

OBJECTS := $(addsuffix .o, $(basename $(SOURCES)))

266

200

DEPFILES := $(patsubst %, .dep/%.dep, $(SOURCES))

201

ARDUINOCOREDIR := $(ARDUINODIR)/hardware/arduino/cores/arduino

267

202

ARDUINOLIB := .lib/arduino.a

268

ARDUINOLIBOBJS := $(foreach dir, $(ARDUINOCOREDIR) $(LIBRARYDIRS), \

203

ARDUINOLIBLIBSDIR := $(ARDUINODIR)/libraries

204

ARDUINOLIBLIBSPATH := $(foreach lib, $(LIBRARIES), \

205

$(ARDUINODIR)/libraries/$(lib)/ $(ARDUINODIR)/libraries/$(lib)/utility/ )

206

ARDUINOLIBOBJS := $(foreach dir, $(ARDUINOCOREDIR) $(ARDUINOLIBLIBSPATH), \

269

207

$(patsubst %, .lib/%.o, $(wildcard $(addprefix $(dir)/, *.c *.cpp))))

270

BOOTLOADERHEX := $(wildcard $(BOOTLOADERDIR)/$(BOARD_BOOTLOADER_FILE))

271

272

# avrdude confifuration

273

208

ifeq "$(AVRDUDECONF)" ""

274

209

ifeq "$(AVRDUDE)" "$(ARDUINODIR)/hardware/tools/avr/bin/avrdude"

275

210

AVRDUDECONF := $(ARDUINODIR)/hardware/tools/avr/etc/avrdude.conf

278

213

endif

279

214

endif

280

215

216

# no board?

217

ifndef BOARD

218

ifneq "$(MAKECMDGOALS)" "boards"

219

ifneq "$(MAKECMDGOALS)" "clean"

220

$(error BOARD is unset. Type 'make boards' to see possible values)

221

endif

222

endif

223

endif

224

225

# obtain board parameters from the arduino boards.txt file

226

BOARDS_FILE := $(ARDUINODIR)/hardware/arduino/boards.txt

227

BOARD_BUILD_MCU := \

228

$(shell sed -ne "s/$(BOARD).build.mcu=$.*$/\1/p" $(BOARDS_FILE))

229

BOARD_BUILD_FCPU := \

230

$(shell sed -ne "s/$(BOARD).build.f_cpu=$.*$/\1/p" $(BOARDS_FILE))

231

BOARD_BUILD_VARIANT := \

232

$(shell sed -ne "s/$(BOARD).build.variant=$.*$/\1/p" $(BOARDS_FILE))

233

BOARD_UPLOAD_SPEED := \

234

$(shell sed -ne "s/$(BOARD).upload.speed=$.*$/\1/p" $(BOARDS_FILE))

235

BOARD_UPLOAD_PROTOCOL := \

236

$(shell sed -ne "s/$(BOARD).upload.protocol=$.*$/\1/p" $(BOARDS_FILE))

237

BOARD_USB_VID := \

238

$(shell sed -ne "s/$(BOARD).build.vid=$.*$/\1/p" $(BOARDS_FILE))

239

BOARD_USB_PID := \

240

$(shell sed -ne "s/$(BOARD).build.pid=$.*$/\1/p" $(BOARDS_FILE))

241

242

# invalid board?

243

ifeq "$(BOARD_BUILD_MCU)" ""

244

ifneq "$(MAKECMDGOALS)" "boards"

245

ifneq "$(MAKECMDGOALS)" "clean"

246

$(error BOARD is invalid. Type 'make boards' to see possible values)

247

endif

248

endif

249

endif

250

281

251

# flags

282

CPPFLAGS += -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections

252

CPPFLAGS := -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections

283

253

CPPFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums

284

254

CPPFLAGS += -mmcu=$(BOARD_BUILD_MCU)

285

255

CPPFLAGS += -DF_CPU=$(BOARD_BUILD_FCPU) -DARDUINO=$(ARDUINOCONST)

286

256

CPPFLAGS += -DUSB_VID=$(BOARD_USB_VID) -DUSB_PID=$(BOARD_USB_PID)

287

257

CPPFLAGS += -I. -Iutil -Iutility -I $(ARDUINOCOREDIR)

288

258

CPPFLAGS += -I $(ARDUINODIR)/hardware/arduino/variants/$(BOARD_BUILD_VARIANT)/

289

CPPFLAGS += $(addprefix -I , $(LIBRARYDIRS))

259

CPPFLAGS += $(addprefix -I $(ARDUINODIR)/libraries/, $(LIBRARIES))

260

CPPFLAGS += $(patsubst %, -I $(ARDUINODIR)/libraries/%/utility, $(LIBRARIES))

290

261

CPPDEPFLAGS = -MMD -MP -MF .dep/$<.dep

291

262

CPPINOFLAGS := -x c++ -include $(ARDUINOCOREDIR)/Arduino.h

292

AVRDUDEFLAGS += $(addprefix -C , $(AVRDUDECONF)) -DV

263

AVRDUDEFLAGS := $(addprefix -C , $(AVRDUDECONF)) -DV

293

264

AVRDUDEFLAGS += -p $(BOARD_BUILD_MCU) -P $(SERIALDEV)

294

265

AVRDUDEFLAGS += -c $(BOARD_UPLOAD_PROTOCOL) -b $(BOARD_UPLOAD_SPEED)

295

LINKFLAGS += -Os -Wl,--gc-sections -mmcu=$(BOARD_BUILD_MCU)

266

LINKFLAGS := -Os -Wl,--gc-sections -mmcu=$(BOARD_BUILD_MCU)

296

267

297

268

# figure out which arg to use with stty (for OS X, GNU and busybox stty)

298

269

STTYFARG := $(shell stty --help 2>&1 | \

309

280

#_______________________________________________________________________________

310

281

# RULES

311

282

312

.PHONY: all target upload clean boards monitor size bootloader

283

.PHONY: all target upload clean boards monitor size

313

284

314

285

all: target

315

286

323

294

@test 0 -eq $(SERIALDEVGUESS) || { \

324

295

echo "*GUESSING* at serial device:" $(SERIALDEV); \

325

296

echo; }

326

ifeq "$(BOARD_BOOTLOADER_PATH)" "caterina"

327

stty $(STTYFARG) $(SERIALDEV) speed 1200

328

sleep 1

329

endif

330

297

stty $(STTYFARG) $(SERIALDEV) hupcl

331

298

$(AVRDUDE) $(AVRDUDEFLAGS) -U flash:w:$(TARGET).hex:i

332

299

336

303

rm -rf .lib .dep

337

304

338

305

boards:

339

@echo "Available values for BOARD:"

340

@sed -nEe '/^#/d; /^[^.]+\.name=/p' $(BOARDSFILE) | \

306

@echo Available values for BOARD:

307

@sed -nEe '/^#/d; /^[^.]+\.name=/p' $(BOARDS_FILE) | \

341

308

sed -Ee 's/([^.]+)\.name=(.*)/\1 \2/' \

342

309

-e 's/(.{12}) *(.*)/\1 \2/'

343

310

347

314

exit 1; }

348

315

@test -n `which screen` || { \

349

316

echo "error: can't find GNU screen, you might need to install it." >&2 \

350

exit 1; }

317

ecit 1; }

351

318

@test 0 -eq $(SERIALDEVGUESS) || { \

352

319

echo "*GUESSING* at serial device:" $(SERIALDEV); \

353

320

echo; }

356

323

size: $(TARGET).elf

357

324

echo && $(AVRSIZE) --format=avr --mcu=$(BOARD_BUILD_MCU) $(TARGET).elf

358

325

359

bootloader:

360

@echo "Burning bootloader to board..."

361

@test -n "$(BOOTLOADERHEX)" || { \

362

echo "error: bootloader file could not be determined." >&2; \

363

exit 1; }

364

@test -n "$(SERIALDEV)" || { \

365

echo "error: SERIALDEV could not be determined automatically." >&2; \

366

exit 1; }

367

@test 0 -eq $(SERIALDEVGUESS) || { \

368

echo "*GUESSING* at serial device:" $(SERIALDEV); \

369

echo; }

370

stty $(STTYFARG) $(SERIALDEV) hupcl

371

$(AVRDUDE) $(AVRDUDEFLAGS) -U lock:w:$(BOARD_BOOTLOADER_UNLOCK):m

372

$(AVRDUDE) $(AVRDUDEFLAGS) -e -U lfuse:w:$(BOARD_BOOTLOADER_LFUSES):m \

373

-U hfuse:w:$(BOARD_BOOTLOADER_HFUSES):m \

374

$(patsubst %, -U efuse:w:%:m, $(BOARD_BOOTLOADER_EFUSES))

375

$(AVRDUDE) $(AVRDUDEFLAGS) -U flash:w:$(BOOTLOADERHEX):i

376

$(AVRDUDE) $(AVRDUDEFLAGS) -U lock:w:$(BOARD_BOOTLOADER_LOCK):m

377

378

326

# building the target

379

327

380

328

$(TARGET).hex: $(TARGET).elf

407

355

408

356

%.o: %.pde

409

357

mkdir -p .dep/$(dir $<)

410

$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $(CPPINOFLAGS) $<

358

$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ -x c++ -include $(ARDUINOCOREDIR)/Arduino.h $<

411

359

412

360

# building the arduino library

413

361