[clinton/Smoothieware.git] / Rakefile

require 'rake'
require 'pathname'
require 'fileutils'

def pop_path(path)
  Pathname(path).each_filename.to_a[1..-1]
end

def obj2src(fn, e)
  File.join('src', pop_path(File.dirname(fn)), File.basename(fn).ext(e))
end

def is_windows?
  (/cygwin|mswin|mingw|bccwin|wince|emx/ =~ RUBY_PLATFORM) != nil
end

# Makefile .d file loader to be used with the import file loader.
# this emulates the -include $(DEPFILES) in a Makefile for the generated .d files
class DfileLoader
  include Rake::DSL

  SPACE_MARK = "\0"

  # Load the makefile dependencies in +fn+.
  def load(fn)
    return if ! File.exists?(fn)
    lines = File.read fn
    lines.gsub!(/\\ /, SPACE_MARK)
    lines.gsub!(/#[^\n]*\n/m, "")
    lines.gsub!(/\\\n/, ' ')
    lines.each_line do |line|
      process_line(line)
    end
  end

  private

  # Process one logical line of makefile data.
  def process_line(line)
    file_tasks, args = line.split(':', 2)
    return if args.nil?
    dependents = args.split.map { |d| respace(d) }
    file_tasks.scan(/\S+/) do |file_task|
      file_task = respace(file_task)
      file file_task => dependents
    end
  end

  def respace(str)
    str.tr SPACE_MARK, ' '
  end
end

# Install the handler
Rake.application.add_loader('d', DfileLoader.new)

PROG = 'smoothie'

DEVICE = 'LPC1768'
ARCHITECTURE = 'armv7-m'

MBED_DIR = './mbed/drop'

TOOLSBIN = './gcc-arm-none-eabi/bin/arm-none-eabi-'
CC = "#{TOOLSBIN}gcc"
CCPP = "#{TOOLSBIN}g++"
LD = "#{TOOLSBIN}g++"
OBJCOPY = "#{TOOLSBIN}objcopy"
SIZE = "#{TOOLSBIN}size"

# include a defaults file if present
load 'rakefile.defaults' if File.exists?('rakefile.defaults')

# Set build type
BUILDTYPE= ENV['BUILDTYPE'] || 'Checked' unless defined? BUILDTYPE
puts "#{BUILDTYPE} build"

ENABLE_DEBUG_MONITOR = ENV['ENABLE_DEBUG_MONITOR'] || '0' unless defined? ENABLE_DEBUG_MONITOR

# set default baud rate
DEFAULT_SERIAL_BAUD_RATE= ENV['BAUDRATE'] || '115200' unless defined? DEFAULT_SERIAL_BAUD_RATE

# set to true to eliminate all the network code
NONETWORK= false unless defined? NONETWORK

# list of modules to exclude, include directory it is in
EXCLUDE_MODULES= %w(tools/touchprobe) unless defined? EXCLUDE_MODULES

# e.g for a CNC machine
#EXCLUDE_MODULES = %w(tools/touchprobe tools/laser tools/temperaturecontrol tools/extruder)

# generate regex of modules to exclude and defines
exclude_defines, excludes = EXCLUDE_MODULES.collect { |e|  [e.tr('/', '_').upcase, e.sub('/', '\/')] }.transpose

# see if network is enabled
if ENV['NONETWORK'] || NONETWORK
  nonetwork= true
  excludes << '\/libs\/Network\/'
  puts "Excluding Network code"
else
  nonetwork= false
end

SRC = FileList['src/**/*.{c,cpp}'].exclude(/#{excludes.join('|')}/)

puts "WARNING Excluding modules: #{EXCLUDE_MODULES.join(' ')}" unless exclude_defines.empty?

OBJDIR = 'OBJ'
OBJ = SRC.collect { |fn| File.join(OBJDIR, pop_path(File.dirname(fn)), File.basename(fn).ext('o')) } +
	%W(#{OBJDIR}/configdefault.o #{OBJDIR}/mbed_custom.o)

# list of header dependency files generated by compiler
DEPFILES = OBJ.collect { |fn| File.join(File.dirname(fn), File.basename(fn).ext('d')) }

# create destination directories
SRC.each do |s|
  d= File.join(OBJDIR, pop_path(File.dirname(s)))
  FileUtils.mkdir_p(d) unless Dir.exists?(d)
end

INCLUDE_DIRS = [Dir.glob(['./src/**/', './mri/**/'])].flatten
MBED_INCLUDE_DIRS = %W(#{MBED_DIR}/ #{MBED_DIR}/LPC1768/)

INCLUDE = (INCLUDE_DIRS+MBED_INCLUDE_DIRS).collect { |d| "-I#{d}" }.join(" ")

if ENABLE_DEBUG_MONITOR == '1'
  # Can add MRI_UART_BAUD=115200 to next line if GDB fails to connect to MRI.
  # Tends to happen on some Linux distros but not Windows and OS X.
  MRI_UART = 'MRI_UART_0'
  MRI_BREAK_ON_INIT = 1 unless defined? MRI_BREAK_ON_INIT
else
  MRI_UART = 'MRI_UART_0 MRI_UART_SHARE'
  MRI_BREAK_ON_INIT = 0 unless defined? MRI_BREAK_ON_INIT
end

# Configure MRI variables based on BUILD_TYPE build type variable.
case BUILDTYPE.downcase
when 'release'
  OPTIMIZATION = 2
  MRI_ENABLE = 0
  MRI_SEMIHOST_STDIO = 0 unless defined? MRI_SEMIHOST_STDIO
when 'debug'
  OPTIMIZATION = 0
  MRI_ENABLE = 1
  MRI_SEMIHOST_STDIO = 1 unless defined? MRI_SEMIHOST_STDIO
when 'checked'
  OPTIMIZATION = 2
  MRI_ENABLE = 1
  MRI_SEMIHOST_STDIO = 1 unless defined? MRI_SEMIHOST_STDIO
end

MRI_ENABLE = 1  unless defined? MRI_ENABLE # set to 0 to disable MRI
MRI_LIB = MRI_ENABLE == 1 ? './mri/mri.ar' : ''
MBED_LIB = "#{MBED_DIR}/LPC1768/GCC_ARM/libmbed.a"

SYS_LIBS = '-lstdc++_s -lsupc++_s -lm -lgcc -lc_s -lgcc -lc_s -lnosys'
LIBS = [MBED_LIB, SYS_LIBS, MRI_LIB].join(' ')

MRI_DEFINES = %W(-DMRI_ENABLE=#{MRI_ENABLE} -DMRI_INIT_PARAMETERS='"#{MRI_UART}"' -DMRI_BREAK_ON_INIT=#{MRI_BREAK_ON_INIT} -DMRI_SEMIHOST_STDIO=#{MRI_SEMIHOST_STDIO})

defines = %w(-DCHECKSUM_USE_CPP -D__LPC17XX__  -DTARGET_LPC1768 -DWRITE_BUFFER_DISABLE=0 -DSTACK_SIZE=3072 -DCHECKSUM_USE_CPP)
defines += exclude_defines.collect{|d| "-DNO_#{d}"}
defines += MRI_DEFINES
defines << "-DDEFAULT_SERIAL_BAUD_RATE=#{DEFAULT_SERIAL_BAUD_RATE}"
defines << '-DDEBUG' if OPTIMIZATION == 0
defines << '-DNONETWORK' if nonetwork

DEFINES= defines.join(' ')

# Compiler flags used to enable creation of header dependencies.
DEPFLAGS = '-MMD '
CFLAGS = DEPFLAGS + "-Wall -Wextra -Wno-unused-parameter -Wcast-align -Wpointer-arith -Wredundant-decls -Wcast-qual -Wcast-align -O#{OPTIMIZATION} -g3 -mcpu=cortex-m3 -mthumb -mthumb-interwork -ffunction-sections -fdata-sections  -fno-exceptions -fno-delete-null-pointer-checks"
CPPFLAGS = CFLAGS + ' -fno-rtti -std=gnu++11'

MRI_WRAPS = MRI_ENABLE == 1 ? ',--wrap=_read,--wrap=_write,--wrap=semihost_connected' : ''

# Linker script to be used.  Indicates what code should be placed where in memory.
LSCRIPT = "#{MBED_DIR}/LPC1768/GCC_ARM/LPC1768.ld"
LDFLAGS = "-mcpu=cortex-m3 -mthumb -specs=./build/startfile.spec" +
    " -Wl,-Map=#{OBJDIR}/smoothie.map,--cref,--gc-sections,--wrap=_isatty,--wrap=malloc,--wrap=realloc,--wrap=free" +
    MRI_WRAPS +
    " -T#{LSCRIPT}" +
    " -u _scanf_float -u _printf_float"

HTTPD_FSDATA = './src/libs/Network/uip/webserver/httpd-fsdata2.h'

# tasks

# generate the header dependencies if they exist
import(*DEPFILES)

task :clean do
  FileUtils.rm_rf(OBJDIR)
end

task :realclean => [:clean] do
  sh "cd ./mbed;make clean"
end

desc "Build the built-in web pages"
task :webui => [HTTPD_FSDATA]

task :default => [:build]

task :build => [MBED_LIB, :version, "#{PROG}.bin", :size]

task :version do
  if is_windows?
    VERSION = ' -D__GITVERSIONSTRING__=\"place-holder\"'
  else
    v1= `git symbolic-ref HEAD 2> /dev/null`
    v2= `git log --pretty=format:%h -1`
    VERSION = ' -D__GITVERSIONSTRING__=\"' + "#{v1[11..-1].chomp}-#{v2}".chomp + '\"'
    FileUtils.touch './src/version.cpp' # we want it compiled everytime
  end
end

desc "Upload via DFU"
task :upload do
  sh "dfu-util -R -d 1d50:6015 -D #{OBJDIR}/#{PROG}.bin"
end

task :size do
  sh "#{SIZE} #{OBJDIR}/#{PROG}.elf"
end

# build internal web page
WEB_SOURCE_FILES= FileList['./src/libs/Network/uip/webserver/httpd-fs-src/**/*']
WEBDIR = './src/libs/Network/uip/webserver/httpd-fs'
file HTTPD_FSDATA => WEB_SOURCE_FILES do
  FileUtils.rm_rf WEBDIR
  FileUtils.mkdir WEBDIR
  FileUtils.cp WEB_SOURCE_FILES, WEBDIR
  # TODO minify some files
  # sh 'java -jar yuicompressor-2.4.8.jar file -o file'
  sh 'cd ./src/libs/Network/uip/webserver; perl makefsdata.pl'
  sh 'cd ./src; make'
end

file MBED_LIB do
  puts "Building Mbed Using Make"
  sh "cd ./mbed;make all"
end

file "#{OBJDIR}/mbed_custom.o" => ['./build/mbed_custom.cpp'] do |t|
  puts "Compiling #{t.source}"
  sh "#{CCPP} #{CPPFLAGS} #{INCLUDE} #{DEFINES} -c -o #{t.name} #{t.prerequisites[0]}"
end

file "#{OBJDIR}/configdefault.o" => 'src/config.default' do |t|
  sh "cd ./src; ../#{OBJCOPY} -I binary -O elf32-littlearm -B arm --readonly-text --rename-section .data=.rodata.configdefault config.default ../#{OBJDIR}/configdefault.o"
end

file "#{PROG}.bin" => ["#{PROG}.elf"] do
  sh "#{OBJCOPY} -O binary #{OBJDIR}/#{PROG}.elf #{OBJDIR}/#{PROG}.bin"
end

file "#{PROG}.elf" => OBJ do |t|
  puts "Linking #{t.source}"
  sh "#{LD} #{LDFLAGS} #{OBJ} #{LIBS}  -o #{OBJDIR}/#{t.name}"
end

#arm-none-eabi-objcopy -R .stack -O ihex ../LPC1768/main.elf ../LPC1768/main.hex
#arm-none-eabi-objdump -d -f -M reg-names-std --demangle ../LPC1768/main.elf >../LPC1768/main.disasm

rule '.o' => lambda{ |objfile| obj2src(objfile, 'cpp') } do |t|
  puts "Compiling #{t.source}"
  sh "#{CCPP} #{CPPFLAGS} #{INCLUDE} #{DEFINES} #{VERSION} -c -o #{t.name} #{t.source}"
end

rule '.o' => lambda{ |objfile| obj2src(objfile, 'c') } do |t|
  puts "Compiling #{t.source}"
  sh "#{CC} #{CFLAGS} #{INCLUDE} #{DEFINES} #{VERSION} -c -o #{t.name} #{t.source}"
end
Commit	Line	Data
29089d0c JM	1	require 'rake'
	2	require 'pathname'
	3	require 'fileutils'
	4
	5	def pop_path(path)
	6	Pathname(path).each_filename.to_a[1..-1]
	7	end
	8
	9	def obj2src(fn, e)
	10	File.join('src', pop_path(File.dirname(fn)), File.basename(fn).ext(e))
	11	end
	12
	13	def is_windows?
	14	(/cygwin\|mswin\|mingw\|bccwin\|wince\|emx/ =~ RUBY_PLATFORM) != nil
	15	end
	16
	17	# Makefile .d file loader to be used with the import file loader.
	18	# this emulates the -include $(DEPFILES) in a Makefile for the generated .d files
	19	class DfileLoader
	20	include Rake::DSL
	21
	22	SPACE_MARK = "\0"
	23
	24	# Load the makefile dependencies in +fn+.
	25	def load(fn)
	26	return if ! File.exists?(fn)
	27	lines = File.read fn
	28	lines.gsub!(/\\ /, SPACE_MARK)
	29	lines.gsub!(/#[^\n]*\n/m, "")
	30	lines.gsub!(/\\\n/, ' ')
	31	lines.each_line do \|line\|
	32	process_line(line)
	33	end
	34	end
	35
	36	private
	37
	38	# Process one logical line of makefile data.
	39	def process_line(line)
	40	file_tasks, args = line.split(':', 2)
	41	return if args.nil?
	42	dependents = args.split.map { \|d\| respace(d) }
	43	file_tasks.scan(/\S+/) do \|file_task\|
	44	file_task = respace(file_task)
	45	file file_task => dependents
	46	end
	47	end
	48
	49	def respace(str)
	50	str.tr SPACE_MARK, ' '
	51	end
	52	end
	53
	54	# Install the handler
	55	Rake.application.add_loader('d', DfileLoader.new)
	56
	57	PROG = 'smoothie'
	58
	59	DEVICE = 'LPC1768'
	60	ARCHITECTURE = 'armv7-m'
	61
	62	MBED_DIR = './mbed/drop'
	63
	64	TOOLSBIN = './gcc-arm-none-eabi/bin/arm-none-eabi-'
65	CC = "#{TOOLSBIN}gcc"
66	CCPP = "#{TOOLSBIN}g++"
67	LD = "#{TOOLSBIN}g++"
68	OBJCOPY = "#{TOOLSBIN}objcopy"
69	SIZE = "#{TOOLSBIN}size"
70
71	# include a defaults file if present
72	load 'rakefile.defaults' if File.exists?('rakefile.defaults')
73
88443c6b JM	74	# Set build type
	75	BUILDTYPE= ENV['BUILDTYPE'] \|\| 'Checked' unless defined? BUILDTYPE
	76	puts "#{BUILDTYPE} build"
	77
	78	ENABLE_DEBUG_MONITOR = ENV['ENABLE_DEBUG_MONITOR'] \|\| '0' unless defined? ENABLE_DEBUG_MONITOR
	79
	80	# set default baud rate
	81	DEFAULT_SERIAL_BAUD_RATE= ENV['BAUDRATE'] \|\| '115200' unless defined? DEFAULT_SERIAL_BAUD_RATE
	82
29089d0c JM	83	# set to true to eliminate all the network code
	84	NONETWORK= false unless defined? NONETWORK
	85
	86	# list of modules to exclude, include directory it is in
	87	EXCLUDE_MODULES= %w(tools/touchprobe) unless defined? EXCLUDE_MODULES
	88
	89	# e.g for a CNC machine
	90	#EXCLUDE_MODULES = %w(tools/touchprobe tools/laser tools/temperaturecontrol tools/extruder)
	91
	92	# generate regex of modules to exclude and defines
	93	exclude_defines, excludes = EXCLUDE_MODULES.collect { \|e\| [e.tr('/', '_').upcase, e.sub('/', '\/')] }.transpose
	94
	95	# see if network is enabled
	96	if ENV['NONETWORK'] \|\| NONETWORK
	97	nonetwork= true
	98	excludes << '\/libs\/Network\/'
	99	puts "Excluding Network code"
	100	else
	101	nonetwork= false
	102	end
	103
	104	SRC = FileList['src/*/.{c,cpp}'].exclude(/#{excludes.join('\|')}/)
	105
	106	puts "WARNING Excluding modules: #{EXCLUDE_MODULES.join(' ')}" unless exclude_defines.empty?
	107
	108	OBJDIR = 'OBJ'
	109	OBJ = SRC.collect { \|fn\| File.join(OBJDIR, pop_path(File.dirname(fn)), File.basename(fn).ext('o')) } +
	110	%W(#{OBJDIR}/configdefault.o #{OBJDIR}/mbed_custom.o)
	111
	112	# list of header dependency files generated by compiler
	113	DEPFILES = OBJ.collect { \|fn\| File.join(File.dirname(fn), File.basename(fn).ext('d')) }
	114
	115	# create destination directories
	116	SRC.each do \|s\|
	117	d= File.join(OBJDIR, pop_path(File.dirname(s)))
	118	FileUtils.mkdir_p(d) unless Dir.exists?(d)
	119	end
	120
	121	INCLUDE_DIRS = [Dir.glob(['./src//', './mri//'])].flatten
	122	MBED_INCLUDE_DIRS = %W(#{MBED_DIR}/ #{MBED_DIR}/LPC1768/)
	123
	124	INCLUDE = (INCLUDE_DIRS+MBED_INCLUDE_DIRS).collect { \|d\| "-I#{d}" }.join(" ")
	125
88443c6b JM	126	if ENABLE_DEBUG_MONITOR == '1'
	127	# Can add MRI_UART_BAUD=115200 to next line if GDB fails to connect to MRI.
	128	# Tends to happen on some Linux distros but not Windows and OS X.
	129	MRI_UART = 'MRI_UART_0'
	130	MRI_BREAK_ON_INIT = 1 unless defined? MRI_BREAK_ON_INIT
	131	else
	132	MRI_UART = 'MRI_UART_0 MRI_UART_SHARE'
	133	MRI_BREAK_ON_INIT = 0 unless defined? MRI_BREAK_ON_INIT
	134	end
	135
	136	# Configure MRI variables based on BUILD_TYPE build type variable.
	137	case BUILDTYPE.downcase
	138	when 'release'
	139	OPTIMIZATION = 2
	140	MRI_ENABLE = 0
	141	MRI_SEMIHOST_STDIO = 0 unless defined? MRI_SEMIHOST_STDIO
	142	when 'debug'
	143	OPTIMIZATION = 0
	144	MRI_ENABLE = 1
	145	MRI_SEMIHOST_STDIO = 1 unless defined? MRI_SEMIHOST_STDIO
	146	when 'checked'
	147	OPTIMIZATION = 2
	148	MRI_ENABLE = 1
	149	MRI_SEMIHOST_STDIO = 1 unless defined? MRI_SEMIHOST_STDIO
	150	end
	151
	152	MRI_ENABLE = 1 unless defined? MRI_ENABLE # set to 0 to disable MRI
	153	MRI_LIB = MRI_ENABLE == 1 ? './mri/mri.ar' : ''
29089d0c	154	MBED_LIB = "#{MBED_DIR}/LPC1768/GCC_ARM/libmbed.a"
88443c6b	155
29089d0c JM	156	SYS_LIBS = '-lstdc++_s -lsupc++_s -lm -lgcc -lc_s -lgcc -lc_s -lnosys'
	157	LIBS = [MBED_LIB, SYS_LIBS, MRI_LIB].join(' ')
	158
88443c6b	159	MRI_DEFINES = %W(-DMRI_ENABLE=#{MRI_ENABLE} -DMRI_INIT_PARAMETERS='"#{MRI_UART}"' -DMRI_BREAK_ON_INIT=#{MRI_BREAK_ON_INIT} -DMRI_SEMIHOST_STDIO=#{MRI_SEMIHOST_STDIO})
29089d0c JM	160
	161	defines = %w(-DCHECKSUM_USE_CPP -D__LPC17XX__ -DTARGET_LPC1768 -DWRITE_BUFFER_DISABLE=0 -DSTACK_SIZE=3072 -DCHECKSUM_USE_CPP)
	162	defines += exclude_defines.collect{\|d\| "-DNO_#{d}"}
	163	defines += MRI_DEFINES
88443c6b JM	164	defines << "-DDEFAULT_SERIAL_BAUD_RATE=#{DEFAULT_SERIAL_BAUD_RATE}"
88443c6b JM	165	defines << '-DDEBUG' if OPTIMIZATION == 0
29089d0c JM	166	defines << '-DNONETWORK' if nonetwork
	167
	168	DEFINES= defines.join(' ')
	169
	170	# Compiler flags used to enable creation of header dependencies.
	171	DEPFLAGS = '-MMD '
88443c6b	172	CFLAGS = DEPFLAGS + "-Wall -Wextra -Wno-unused-parameter -Wcast-align -Wpointer-arith -Wredundant-decls -Wcast-qual -Wcast-align -O#{OPTIMIZATION} -g3 -mcpu=cortex-m3 -mthumb -mthumb-interwork -ffunction-sections -fdata-sections -fno-exceptions -fno-delete-null-pointer-checks"
29089d0c JM	173	CPPFLAGS = CFLAGS + ' -fno-rtti -std=gnu++11'
29089d0c JM	174
88443c6b	175	MRI_WRAPS = MRI_ENABLE == 1 ? ',--wrap=_read,--wrap=_write,--wrap=semihost_connected' : ''
29089d0c JM	176
	177	# Linker script to be used. Indicates what code should be placed where in memory.
	178	LSCRIPT = "#{MBED_DIR}/LPC1768/GCC_ARM/LPC1768.ld"
	179	LDFLAGS = "-mcpu=cortex-m3 -mthumb -specs=./build/startfile.spec" +
	180	" -Wl,-Map=#{OBJDIR}/smoothie.map,--cref,--gc-sections,--wrap=_isatty,--wrap=malloc,--wrap=realloc,--wrap=free" +
	181	MRI_WRAPS +
	182	" -T#{LSCRIPT}" +
	183	" -u _scanf_float -u _printf_float"
	184
	185	HTTPD_FSDATA = './src/libs/Network/uip/webserver/httpd-fsdata2.h'
	186
	187	# tasks
	188
	189	# generate the header dependencies if they exist
	190	import(*DEPFILES)
	191
	192	task :clean do
	193	FileUtils.rm_rf(OBJDIR)
	194	end
	195
	196	task :realclean => [:clean] do
	197	sh "cd ./mbed;make clean"
	198	end
	199
	200	desc "Build the built-in web pages"
	201	task :webui => [HTTPD_FSDATA]
	202
	203	task :default => [:build]
	204
	205	task :build => [MBED_LIB, :version, "#{PROG}.bin", :size]
	206
	207	task :version do
	208	if is_windows?
	209	VERSION = ' -D__GITVERSIONSTRING__=\"place-holder\"'
	210	else
	211	v1= `git symbolic-ref HEAD 2> /dev/null`
	212	v2= `git log --pretty=format:%h -1`
	213	VERSION = ' -D__GITVERSIONSTRING__=\"' + "#{v1[11..-1].chomp}-#{v2}".chomp + '\"'
	214	FileUtils.touch './src/version.cpp' # we want it compiled everytime
	215	end
	216	end
	217
	218	desc "Upload via DFU"
	219	task :upload do
	220	sh "dfu-util -R -d 1d50:6015 -D #{OBJDIR}/#{PROG}.bin"
	221	end
	222
	223	task :size do
	224	sh "#{SIZE} #{OBJDIR}/#{PROG}.elf"
	225	end
	226
	227	# build internal web page
	228	WEB_SOURCE_FILES= FileList['./src/libs/Network/uip/webserver/httpd-fs-src/*/']
	229	WEBDIR = './src/libs/Network/uip/webserver/httpd-fs'
	230	file HTTPD_FSDATA => WEB_SOURCE_FILES do
	231	FileUtils.rm_rf WEBDIR
	232	FileUtils.mkdir WEBDIR
	233	FileUtils.cp WEB_SOURCE_FILES, WEBDIR
	234	# TODO minify some files
	235	# sh 'java -jar yuicompressor-2.4.8.jar file -o file'
	236	sh 'cd ./src/libs/Network/uip/webserver; perl makefsdata.pl'
	237	sh 'cd ./src; make'
	238	end
	239
240	file MBED_LIB do
241	puts "Building Mbed Using Make"
242	sh "cd ./mbed;make all"
243	end
244
245	file "#{OBJDIR}/mbed_custom.o" => ['./build/mbed_custom.cpp'] do \|t\|
246	puts "Compiling #{t.source}"
247	sh "#{CCPP} #{CPPFLAGS} #{INCLUDE} #{DEFINES} -c -o #{t.name} #{t.prerequisites[0]}"
248	end
249
250	file "#{OBJDIR}/configdefault.o" => 'src/config.default' do \|t\|
251	sh "cd ./src; ../#{OBJCOPY} -I binary -O elf32-littlearm -B arm --readonly-text --rename-section .data=.rodata.configdefault config.default ../#{OBJDIR}/configdefault.o"
252	end
253
254	file "#{PROG}.bin" => ["#{PROG}.elf"] do
255	sh "#{OBJCOPY} -O binary #{OBJDIR}/#{PROG}.elf #{OBJDIR}/#{PROG}.bin"
256	end
257
258	file "#{PROG}.elf" => OBJ do \|t\|
259	puts "Linking #{t.source}"
260	sh "#{LD} #{LDFLAGS} #{OBJ} #{LIBS} -o #{OBJDIR}/#{t.name}"
261	end
262
263	#arm-none-eabi-objcopy -R .stack -O ihex ../LPC1768/main.elf ../LPC1768/main.hex
264	#arm-none-eabi-objdump -d -f -M reg-names-std --demangle ../LPC1768/main.elf >../LPC1768/main.disasm
265
266	rule '.o' => lambda{ \|objfile\| obj2src(objfile, 'cpp') } do \|t\|
267	puts "Compiling #{t.source}"
268	sh "#{CCPP} #{CPPFLAGS} #{INCLUDE} #{DEFINES} #{VERSION} -c -o #{t.name} #{t.source}"
269	end
270
271	rule '.o' => lambda{ \|objfile\| obj2src(objfile, 'c') } do \|t\|
272	puts "Compiling #{t.source}"
273	sh "#{CC} #{CFLAGS} #{INCLUDE} #{DEFINES} #{VERSION} -c -o #{t.name} #{t.source}"
274	end
275