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UNINATIVE_LOADER ?= "${STAGING_DIR}-uninative/${BUILD_ARCH}-linux/lib/${@bb.utils.contains('BUILD_ARCH', 'x86_64', 'ld-linux-x86-64.so.2', 'ld-linux.so.2', d)}"
UNINATIVE_URL ?= "unset"
UNINATIVE_TARBALL ?= "${BUILD_ARCH}-nativesdk-libc.tar.bz2"
# Example checksums
#UNINATIVE_CHECKSUM[i586] = "dead"
#UNINATIVE_CHECKSUM[x86_64] = "dead"
UNINATIVE_DLDIR ?= "${DL_DIR}/uninative/"
addhandler uninative_event_fetchloader
uninative_event_fetchloader[eventmask] = "bb.event.BuildStarted"
addhandler uninative_event_enable
uninative_event_enable[eventmask] = "bb.event.ConfigParsed"
python uninative_event_fetchloader() {
"""
This event fires on the parent and will try to fetch the tarball if the
loader isn't already present.
"""
chksum = d.getVarFlag("UNINATIVE_CHECKSUM", d.getVar("BUILD_ARCH", True), True)
if not chksum:
bb.fatal("Uninative selected but not configured correctly, please set UNINATIVE_CHECKSUM[%s]" % d.getVar("BUILD_ARCH", True))
loader = d.getVar("UNINATIVE_LOADER", True)
loaderchksum = loader + ".chksum"
if os.path.exists(loader) and os.path.exists(loaderchksum):
with open(loaderchksum, "r") as f:
readchksum = f.read().strip()
if readchksum == chksum:
return
import subprocess
try:
# Save and restore cwd as Fetch.download() does a chdir()
olddir = os.getcwd()
tarball = d.getVar("UNINATIVE_TARBALL", True)
tarballdir = os.path.join(d.getVar("UNINATIVE_DLDIR", True), chksum)
tarballpath = os.path.join(tarballdir, tarball)
if not os.path.exists(tarballpath):
bb.utils.mkdirhier(tarballdir)
if d.getVar("UNINATIVE_URL", True) == "unset":
bb.fatal("Uninative selected but not configured, please set UNINATIVE_URL")
localdata = bb.data.createCopy(d)
localdata.setVar('FILESPATH', "")
localdata.setVar('DL_DIR', tarballdir)
srcuri = d.expand("${UNINATIVE_URL}${UNINATIVE_TARBALL};sha256sum=%s" % chksum)
bb.note("Fetching uninative binary shim from %s" % srcuri)
fetcher = bb.fetch2.Fetch([srcuri], localdata, cache=False)
fetcher.download()
localpath = fetcher.localpath(srcuri)
if localpath != tarballpath and os.path.exists(localpath) and not os.path.exists(tarballpath):
os.symlink(localpath, tarballpath)
cmd = d.expand("mkdir -p ${STAGING_DIR}-uninative; cd ${STAGING_DIR}-uninative; tar -xjf ${UNINATIVE_DLDIR}/%s/${UNINATIVE_TARBALL}; ${STAGING_DIR}-uninative/relocate_sdk.py ${STAGING_DIR}-uninative/${BUILD_ARCH}-linux ${UNINATIVE_LOADER} ${UNINATIVE_LOADER} ${STAGING_DIR}-uninative/${BUILD_ARCH}-linux/${bindir_native}/patchelf-uninative ${STAGING_DIR}-uninative/${BUILD_ARCH}-linux${base_libdir_native}/libc*.so" % chksum)
subprocess.check_call(cmd, shell=True)
with open(loaderchksum, "w") as f:
f.write(chksum)
enable_uninative(d)
except bb.fetch2.BBFetchException as exc:
bb.warn("Disabling uninative as unable to fetch uninative tarball: %s" % str(exc))
bb.warn("To build your own uninative loader, please bitbake uninative-tarball and set UNINATIVE_TARBALL appropriately.")
except subprocess.CalledProcessError as exc:
bb.warn("Disabling uninative as unable to install uninative tarball: %s" % str(exc))
bb.warn("To build your own uninative loader, please bitbake uninative-tarball and set UNINATIVE_TARBALL appropriately.")
finally:
os.chdir(olddir)
}
python uninative_event_enable() {
"""
This event handler is called in the workers and is responsible for setting
up uninative if a loader is found.
"""
enable_uninative(d)
}
def enable_uninative(d):
loader = d.getVar("UNINATIVE_LOADER", True)
if os.path.exists(loader):
bb.debug(2, "Enabling uninative")
d.setVar("NATIVELSBSTRING", "universal")
d.appendVar("SSTATEPOSTUNPACKFUNCS", " uninative_changeinterp")
d.prependVar("PATH", "${STAGING_DIR}-uninative/${BUILD_ARCH}-linux${bindir_native}:")
python uninative_changeinterp () {
import subprocess
import stat
import oe.qa
if not (bb.data.inherits_class('native', d) or bb.data.inherits_class('crosssdk', d) or bb.data.inherits_class('cross', d)):
return
sstateinst = d.getVar('SSTATE_INSTDIR', True)
for walkroot, dirs, files in os.walk(sstateinst):
for file in files:
if file.endswith(".so") or ".so." in file:
continue
f = os.path.join(walkroot, file)
if os.path.islink(f):
continue
s = os.stat(f)
if not ((s[stat.ST_MODE] & stat.S_IXUSR) or (s[stat.ST_MODE] & stat.S_IXGRP) or (s[stat.ST_MODE] & stat.S_IXOTH)):
continue
elf = oe.qa.ELFFile(f)
try:
elf.open()
except oe.qa.NotELFFileError:
continue
if not elf.isDynamic():
continue
try:
subprocess.check_output(("patchelf-uninative", "--set-interpreter",
d.getVar("UNINATIVE_LOADER", True), f),
stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as e:
bb.fatal("'%s' failed with exit code %d and the following output:\n%s" %
(e.cmd, e.returncode, e.output))
}
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