2012-09-15 17:58:00 +10:00

281 lines
10 KiB
Python

#
# RTEMS Linker build script.
#
import sys
version_major = 1
version_minor = 0
version_revision = 0
#
# Waf system setup. Allow more than one build in the same tree.
#
top = '.'
out = 'build-' + sys.platform
def options(opt):
opt.load("g++")
opt.load("gcc")
opt.add_option('--rtems-version',
default = '4.11',
dest='rtems_version',
help = 'Set the RTEMS version')
opt.add_option('--show-commands',
action = 'store_true',
default = False,
dest = 'show_commands',
help = 'Print the commands as strings.')
def configure(conf):
conf.load("g++")
conf.load("gcc")
conf_libiberty(conf)
conf_libelf(conf)
conf.check(header_name='sys/wait.h', features = 'c', mandatory = False)
conf.check_cc(function_name='kill', header_name="signal.h",
features = 'c', mandatory = False)
conf.write_config_header('config.h')
conf.env.RTEMS_VERSION = conf.options.rtems_version
if conf.options.show_commands:
show_commands = 'yes'
else:
show_commands = 'no'
conf.env.SHOW_COMMANDS = show_commands
def build(bld):
if bld.env.SHOW_COMMANDS == 'yes':
output_command_line()
#
# The include paths.
#
bld.includes = ['elftoolchain/libelf', 'elftoolchain/common', 'libiberty']
if sys.platform == 'win32':
bld.includes += ['win32']
#
# Build flags.
#
bld.warningflags = ['-Wall', '-Wextra', '-pedantic']
bld.optflags = ['-O2']
bld.cflags = ['-pipe', '-g'] + bld.optflags
bld.cxxflags = ['-pipe', '-g'] + bld.optflags
bld.linkflags = ['-g']
#
# Create each of the modules as object files each with their own
# configurations.
#
libelf = bld_libelf(bld)
libiberty = bld_libiberty(bld)
#
# The list of modules.
#
modules = ['elf', 'iberty']
#
# Build the linker.
#
bld.program(target = 'rtems-ld',
source = ['main.cpp',
'pkgconfig.cpp',
'rld-elf.cpp',
'rld-files.cpp',
'rld-gcc.cpp',
'rld-outputter.cpp',
'rld-process.cpp',
'rld-resolver.cpp',
'rld-symbols.cpp',
'rld.cpp'],
defines = ['HAVE_CONFIG_H=1', 'RTEMS_VERSION=' + bld.env.RTEMS_VERSION],
includes = ['.'] + bld.includes,
cflags = bld.cflags + bld.warningflags,
cxxflags = bld.cxxflags + bld.warningflags,
linkflags = bld.linkflags,
use = modules)
#
# Libelf module.
#
def conf_libelf(conf):
pass
def bld_libelf(bld):
libelf = 'elftoolchain/libelf/'
#
# Work around the ${SRC} having Windows slashes which the MSYS m4 does not
# understand.
#
if sys.platform == 'win32':
m4_rule = 'type ${SRC} | m4 -D SRCDIR=../' + libelf[:-1] + '> ${TGT}"'
includes = ['win32']
else:
m4_rule = 'm4 -D SRCDIR=../' + libelf[:-1] + ' ${SRC} > ${TGT}'
includes = []
bld(target = 'libelf_convert.c', source = libelf + 'libelf_convert.m4', rule = m4_rule)
bld(target = 'libelf_fsize.c', source = libelf + 'libelf_fsize.m4', rule = m4_rule)
bld(target = 'libelf_msize.c', source = libelf + 'libelf_msize.m4', rule = m4_rule)
host_source = []
if sys.platform == 'linux2':
common = 'elftoolchain/common/'
bld(target = common + 'native-elf-format.h',
source = common + 'native-elf-format',
name = 'native-elf-format',
rule = './${SRC} > ${TGT}')
elif sys.platform == 'win32':
host_source += [libelf + 'mmap_win32.c']
bld.stlib(target = 'elf',
features = 'c',
uses = ['native-elf-format'],
includes = [bld.bldnode.abspath(), 'elftoolchain/libelf', 'elftoolchain/common'] + includes,
cflags = bld.cflags,
source =[libelf + 'elf.c',
libelf + 'elf_begin.c',
libelf + 'elf_cntl.c',
libelf + 'elf_end.c',
libelf + 'elf_errmsg.c',
libelf + 'elf_errno.c',
libelf + 'elf_data.c',
libelf + 'elf_fill.c',
libelf + 'elf_flag.c',
libelf + 'elf_getarhdr.c',
libelf + 'elf_getarsym.c',
libelf + 'elf_getbase.c',
libelf + 'elf_getident.c',
libelf + 'elf_hash.c',
libelf + 'elf_kind.c',
libelf + 'elf_memory.c',
libelf + 'elf_next.c',
libelf + 'elf_rand.c',
libelf + 'elf_rawfile.c',
libelf + 'elf_phnum.c',
libelf + 'elf_shnum.c',
libelf + 'elf_shstrndx.c',
libelf + 'elf_scn.c',
libelf + 'elf_strptr.c',
libelf + 'elf_update.c',
libelf + 'elf_version.c',
libelf + 'gelf_cap.c',
libelf + 'gelf_checksum.c',
libelf + 'gelf_dyn.c',
libelf + 'gelf_ehdr.c',
libelf + 'gelf_getclass.c',
libelf + 'gelf_fsize.c',
libelf + 'gelf_move.c',
libelf + 'gelf_phdr.c',
libelf + 'gelf_rel.c',
libelf + 'gelf_rela.c',
libelf + 'gelf_shdr.c',
libelf + 'gelf_sym.c',
libelf + 'gelf_syminfo.c',
libelf + 'gelf_symshndx.c',
libelf + 'gelf_xlate.c',
libelf + 'libelf_align.c',
libelf + 'libelf_allocate.c',
libelf + 'libelf_ar.c',
libelf + 'libelf_ar_util.c',
libelf + 'libelf_checksum.c',
libelf + 'libelf_data.c',
libelf + 'libelf_ehdr.c',
libelf + 'libelf_extended.c',
libelf + 'libelf_phdr.c',
libelf + 'libelf_shdr.c',
libelf + 'libelf_xlate.c',
'libelf_convert.c',
'libelf_fsize.c',
'libelf_msize.c'] + host_source)
#
# Libiberty module.
#
def conf_libiberty(conf):
conf.check(header_name='alloca.h', features = 'c', mandatory = False)
conf.check(header_name='fcntl.h', features = 'c', mandatory = False)
conf.check(header_name='process.h', features = 'c', mandatory = False)
conf.check(header_name='stdlib.h', features = 'c')
conf.check(header_name='string.h', features = 'c')
conf.check(header_name='strings.h', features = 'c', mandatory = False)
conf.check(header_name='sys/file.h', features = 'c', mandatory = False)
conf.check(header_name='sys/stat.h', features = 'c', mandatory = False)
conf.check(header_name='sys/time.h', features = 'c', mandatory = False)
conf.check(header_name='sys/types.h', features = 'c', mandatory = False)
conf.check(header_name='sys/wait.h', features = 'c', mandatory = False)
conf.check(header_name='unistd.h', features = 'c', mandatory = False)
conf.check(header_name='vfork.h', features = 'c', mandatory = False)
conf.check_cc(function_name='getrusage',
header_name="sys/time.h sys/resource.h",
features = 'c', mandatory = False)
conf.write_config_header('libiberty/config.h')
def bld_libiberty(bld):
if sys.platform == 'win32':
pex_host = 'libiberty/pex-win32.c'
else:
pex_host = 'libiberty/pex-unix.c'
bld.stlib(target = 'iberty',
features = 'c',
includes = ['libiberty'],
cflags = bld.cflags,
defines = ['HAVE_CONFIG_H=1'],
source =['libiberty/concat.c',
'libiberty/cplus-dem.c',
'libiberty/cp-demangle.c',
'libiberty/make-temp-file.c',
'libiberty/mkstemps.c',
'libiberty/safe-ctype.c',
'libiberty/stpcpy.c',
'libiberty/pex-common.c',
'libiberty/pex-one.c',
pex_host])
#
# From the demos. Use this to get the command to cut+paste to play.
#
def output_command_line():
# first, display strings, people like them
from waflib import Utils, Logs
from waflib.Context import Context
def exec_command(self, cmd, **kw):
subprocess = Utils.subprocess
kw['shell'] = isinstance(cmd, str)
if isinstance(cmd, str):
Logs.info('%s' % cmd)
else:
Logs.info('%s' % ' '.join(cmd)) # here is the change
Logs.debug('runner_env: kw=%s' % kw)
try:
if self.logger:
self.logger.info(cmd)
kw['stdout'] = kw['stderr'] = subprocess.PIPE
p = subprocess.Popen(cmd, **kw)
(out, err) = p.communicate()
if out:
self.logger.debug('out: %s' % out.decode(sys.stdout.encoding or 'iso8859-1'))
if err:
self.logger.error('err: %s' % err.decode(sys.stdout.encoding or 'iso8859-1'))
return p.returncode
else:
p = subprocess.Popen(cmd, **kw)
return p.wait()
except OSError:
return -1
Context.exec_command = exec_command
# Change the outputs for tasks too
from waflib.Task import Task
def display(self):
return '' # no output on empty strings
Task.__str__ = display