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def elt_run(d, cmd, *args):
import bb.process
import subprocess
topdir = d.getVar('TOPDIR', True)
toolchain_path = d.getVar('EXTERNAL_TOOLCHAIN', True)
if not toolchain_path:
return 'UNKNOWN', 'UNKNOWN'
target_prefix = d.getVar('TARGET_PREFIX', True)
path = os.path.join(toolchain_path, 'bin', target_prefix + cmd)
args = [path] + list(args)
return bb.process.run(args, cwd=topdir, stderr=subprocess.PIPE)
def elt_get_version(d):
try:
stdout, stderr = elt_run(d, 'gcc', '-v')
except bb.process.CmdError as exc:
bb.error('Failed to obtain external Linaro toolchain version: %s' % exc)
return 'UNKNOWN'
else:
last_line = stderr.splitlines()[-1]
return last_line
def elt_get_main_version(d):
version = elt_get_version(d)
if version != 'UNKNOWN':
return version.split()[-1].rstrip(')')
else:
return version
def elt_get_gcc_version(d):
version = elt_get_version(d)
if version != 'UNKNOWN':
return version.split()[2]
else:
return version
def elt_get_libc_version(d):
import os,bb
syspath = bb.data.expand('${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}', d)
if not syspath:
return 'UNKNOWN'
libpath = syspath + '/libc/lib/${ELT_TARGET_SYS}/'
if os.path.exists(libpath):
for file in os.listdir(libpath):
if file.find('libc-') == 0:
return file[5:-3]
return 'UNKNOWN'
def elt_get_kernel_version(d):
import os,bb
syspath = bb.data.expand('${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}', d)
if not syspath:
return 'UNKNOWN'
vf = syspath + '/libc/usr/include/linux/version.h'
try:
f = open(vf, 'r')
except (OSError, IOError):
return 'UNKNOWN'
l = f.readlines();
f.close();
for s in l:
if s.find('LINUX_VERSION_CODE') > 0:
ver = int(s.split()[2])
maj = ver / 65536
ver = ver % 65536
min = ver / 256
ver = ver % 256
return str(maj)+'.'+str(min)+'.'+str(ver)
return 'UNKNOWN'
def elt_get_gdb_version(d):
try:
stdout, stderr = elt_run(d, 'gdb', '-v')
except CmdError:
return 'UNKNOWN'
else:
first_line = stdout.splitlines()[0]
return first_line.split()[-1]
python external_linaro_toolchain_version_handler () {
if not isinstance(e, bb.event.ConfigParsed):
return
d = e.data
ld = d.createCopy()
ld.finalize()
d.setVar('ELT_VER_MAIN', elt_get_main_version(ld))
d.setVar('ELT_VER_GCC', elt_get_gcc_version(ld))
d.setVar('ELT_VER_LIBC', elt_get_libc_version(ld))
d.setVar('ELT_VER_KERNEL', elt_get_kernel_version(ld))
d.setVar('ELT_VER_GDB', elt_get_gdb_version(ld))
}
addhandler external_linaro_toolchain_version_handler
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