/make/arduino-mk : revision 72

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

# 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.

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.

97

100

#

98

101

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

99

102

# board types.

100

103

#

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

#

101

110

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

102

111

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

103

112

#

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

#

104

117

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

105

118

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

106

119

# connected Arduino's serial device.

131

144

# monitor Start `screen` on the serial device. This is meant to be an

132

145

# equivalent to the Arduino serial monitor.

133

146

#

134

# size Displays size information about the bulit target.

147

# size Displays size information about the built target.

148

#

149

# bootloader Burns the bootloader for your board to it.

135

150

#

136

151

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

137

152

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

150

165

ARDUINOCONST ?= 100

151

166

152

167

# default path for avr tools

153

ifndef AVRTOOLSPATH

154

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

155

AVRTOOLSPATH += $(ARDUINODIR)/hardware/tools

156

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

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

157

223

endif

158

224

159

225

# auto mode?

166

232

# automatically determine sources and targeet

167

233

TARGET := $(basename $(INOFILE))

168

234

SOURCES := $(INOFILE) \

169

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

170

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

171

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

235

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

236

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

237

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

172

238

173

239

# automatically determine included libraries

174

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

240

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

175

241

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

176

242

177

243

endif

178

244

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

187

245

# software

188

246

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

189

247

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

194

252

AVRDUDE := $(call findsoftware,avrdude)

195

253

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

196

254

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

197

261

# files

198

262

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

199

263

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

200

264

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

201

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

202

265

ARDUINOLIB := .lib/arduino.a

203

ARDUINOLIBLIBSDIR := $(ARDUINODIR)/libraries

204

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

205

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

206

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

266

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

207

267

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

268

BOOTLOADERHEX := $(addprefix \

269

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

270

$(BOARD_BOOTLOADER_FILE))

271

272

# avrdude confifuration

208

273

ifeq "$(AVRDUDECONF)" ""

209

274

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

210

275

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

213

278

endif

214

279

endif

215

280

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

251

281

# flags

252

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

282

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

253

283

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

254

284

CPPFLAGS += -mmcu=$(BOARD_BUILD_MCU)

255

285

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

256

286

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

257

287

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

258

288

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

259

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

260

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

289

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

261

290

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

262

291

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

263

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

292

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

264

293

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

265

294

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

266

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

295

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

267

296

268

297

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

269

298

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

280

309

#_______________________________________________________________________________

281

310

# RULES

282

311

283

.PHONY: all target upload clean boards monitor size

312

.PHONY: all target upload clean boards monitor size bootloader

284

313

285

314

all: target

286

315

294

323

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

295

324

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

296

325

echo; }

326

ifeq "$(BOARD_BOOTLOADER_PATH)" "caterina"

327

stty $(STTYFARG) $(SERIALDEV) speed 1200

328

sleep 1

329

endif

297

330

stty $(STTYFARG) $(SERIALDEV) hupcl

298

331

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

299

332

303

336

rm -rf .lib .dep

304

337

305

338

boards:

306

@echo Available values for BOARD:

307

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

339

@echo "Available values for BOARD:"

340

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

308

341

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

309

342

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

310

343

314

347

exit 1; }

315

348

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

316

349

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

317

ecit 1; }

350

exit 1; }

318

351

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

319

352

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

320

353

echo; }

323

356

size: $(TARGET).elf

324

357

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

325

358

359

bootloader:

360

@echo "Burning bootloader to board..."

361

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

362

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

363

exit 1; }

364

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

365

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

366

echo; }

367

stty $(STTYFARG) $(SERIALDEV) hupcl

368

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

369

$(AVRDUDE) $(AVRDUDEFLAGS) -eU lfuse:w:$(BOARD_BOOTLOADER_LFUSES):m

370

$(AVRDUDE) $(AVRDUDEFLAGS) -U hfuse:w:$(BOARD_BOOTLOADER_HFUSES):m

371

ifneq "$(BOARD_BOOTLOADER_EFUSES)" ""

372

$(AVRDUDE) $(AVRDUDEFLAGS) -U efuse:w:$(BOARD_BOOTLOADER_EFUSES):m

373

endif

374

ifneq "$(BOOTLOADERHEX)" ""

375

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

376

endif

377

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

378

326

379

# building the target

327

380

328

381

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

355

408

356

409

%.o: %.pde

357

410

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

358

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

411

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

359

412

360

413

# building the arduino library

361

414