| # |
| # Copyright OpenEmbedded Contributors |
| # |
| # SPDX-License-Identifier: MIT |
| # |
| |
| UNINATIVE_LOADER ?= "${UNINATIVE_STAGING_DIR}-uninative/${BUILD_ARCH}-linux/lib/${@bb.utils.contains('BUILD_ARCH', 'x86_64', 'ld-linux-x86-64.so.2', '', d)}${@bb.utils.contains('BUILD_ARCH', 'i686', 'ld-linux.so.2', '', d)}${@bb.utils.contains('BUILD_ARCH', 'aarch64', 'ld-linux-aarch64.so.1', '', d)}${@bb.utils.contains('BUILD_ARCH', 'ppc64le', 'ld64.so.2', '', d)}${@bb.utils.contains('BUILD_ARCH', 'riscv64', 'ld-linux-riscv64-lp64d.so.1', '', d)}" |
| UNINATIVE_STAGING_DIR ?= "${STAGING_DIR}" |
| |
| UNINATIVE_URL ?= "unset" |
| UNINATIVE_TARBALL ?= "${BUILD_ARCH}-nativesdk-libc-${UNINATIVE_VERSION}.tar.xz" |
| # Example checksums |
| #UNINATIVE_CHECKSUM[aarch64] = "dead" |
| #UNINATIVE_CHECKSUM[i686] = "dead" |
| #UNINATIVE_CHECKSUM[x86_64] = "dead" |
| UNINATIVE_DLDIR ?= "${DL_DIR}/uninative/" |
| |
| # Enabling uninative will change the following variables so they need to go the parsing ignored variables list to prevent multiple recipe parsing |
| BB_HASHCONFIG_IGNORE_VARS += "NATIVELSBSTRING SSTATEPOSTUNPACKFUNCS BUILD_LDFLAGS" |
| |
| 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")) |
| if not chksum: |
| bb.fatal("Uninative selected but not configured correctly, please set UNINATIVE_CHECKSUM[%s]" % d.getVar("BUILD_ARCH")) |
| |
| loader = d.getVar("UNINATIVE_LOADER") |
| 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: |
| if "uninative" not in d.getVar("SSTATEPOSTUNPACKFUNCS"): |
| enable_uninative(d) |
| return |
| |
| import subprocess |
| try: |
| # Save and restore cwd as Fetch.download() does a chdir() |
| olddir = os.getcwd() |
| |
| tarball = d.getVar("UNINATIVE_TARBALL") |
| tarballdir = os.path.join(d.getVar("UNINATIVE_DLDIR"), chksum) |
| tarballpath = os.path.join(tarballdir, tarball) |
| |
| if not os.path.exists(tarballpath + ".done"): |
| bb.utils.mkdirhier(tarballdir) |
| if d.getVar("UNINATIVE_URL") == "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) |
| # Our games with path manipulation of DL_DIR mean standard PREMIRRORS don't work |
| # and we can't easily put 'chksum' into the url path from a url parameter with |
| # the current fetcher url handling |
| premirrors = bb.fetch2.mirror_from_string(localdata.getVar("PREMIRRORS")) |
| for line in premirrors: |
| try: |
| (find, replace) = line |
| except ValueError: |
| continue |
| if find.startswith("http"): |
| localdata.appendVar("PREMIRRORS", " ${UNINATIVE_URL}${UNINATIVE_TARBALL} %s/uninative/%s/${UNINATIVE_TARBALL}" % (replace, chksum)) |
| |
| srcuri = d.expand("${UNINATIVE_URL}${UNINATIVE_TARBALL};sha256sum=%s" % chksum) |
| bb.note("Fetching uninative binary shim %s (will check PREMIRRORS first)" % 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): |
| # Follow the symlink behavior from the bitbake fetch2. |
| # This will cover the case where an existing symlink is broken |
| # as well as if there are two processes trying to create it |
| # at the same time. |
| if os.path.islink(tarballpath): |
| # Broken symbolic link |
| os.unlink(tarballpath) |
| |
| # Deal with two processes trying to make symlink at once |
| try: |
| os.symlink(localpath, tarballpath) |
| except FileExistsError: |
| pass |
| |
| # ldd output is "ldd (Ubuntu GLIBC 2.23-0ubuntu10) 2.23", extract last option from first line |
| glibcver = subprocess.check_output(["ldd", "--version"]).decode('utf-8').split('\n')[0].split()[-1] |
| if bb.utils.vercmp_string(d.getVar("UNINATIVE_MAXGLIBCVERSION"), glibcver) < 0: |
| raise RuntimeError("Your host glibc version (%s) is newer than that in uninative (%s). Disabling uninative so that sstate is not corrupted." % (glibcver, d.getVar("UNINATIVE_MAXGLIBCVERSION"))) |
| |
| cmd = d.expand("\ |
| mkdir -p ${UNINATIVE_STAGING_DIR}-uninative; \ |
| cd ${UNINATIVE_STAGING_DIR}-uninative; \ |
| tar -xJf ${UNINATIVE_DLDIR}/%s/${UNINATIVE_TARBALL}; \ |
| ${UNINATIVE_STAGING_DIR}-uninative/relocate_sdk.py \ |
| ${UNINATIVE_STAGING_DIR}-uninative/${BUILD_ARCH}-linux \ |
| ${UNINATIVE_LOADER} \ |
| ${UNINATIVE_LOADER} \ |
| ${UNINATIVE_STAGING_DIR}-uninative/${BUILD_ARCH}-linux/${bindir_native}/patchelf-uninative \ |
| ${UNINATIVE_STAGING_DIR}-uninative/${BUILD_ARCH}-linux${base_libdir_native}/libc*.so*" % chksum) |
| subprocess.check_output(cmd, shell=True) |
| |
| with open(loaderchksum, "w") as f: |
| f.write(chksum) |
| |
| enable_uninative(d) |
| |
| except RuntimeError as e: |
| bb.warn(str(e)) |
| except bb.fetch2.BBFetchException as exc: |
| bb.warn("Disabling uninative as unable to fetch uninative tarball: %s" % str(exc)) |
| bb.warn("To build your own uninative loader, please bitbake uninative-tarball and set UNINATIVE_TARBALL appropriately.") |
| except subprocess.CalledProcessError as exc: |
| bb.warn("Disabling uninative as unable to install uninative tarball: %s" % str(exc)) |
| bb.warn("To build your own uninative loader, please bitbake uninative-tarball and set UNINATIVE_TARBALL appropriately.") |
| finally: |
| os.chdir(olddir) |
| } |
| |
| python uninative_event_enable() { |
| """ |
| This event handler is called in the workers and is responsible for setting |
| up uninative if a loader is found. |
| """ |
| enable_uninative(d) |
| } |
| |
| def enable_uninative(d): |
| loader = d.getVar("UNINATIVE_LOADER") |
| if os.path.exists(loader): |
| bb.debug(2, "Enabling uninative") |
| d.setVar("NATIVELSBSTRING", "universal%s" % oe.utils.host_gcc_version(d)) |
| d.appendVar("SSTATEPOSTUNPACKFUNCS", " uninative_changeinterp") |
| d.appendVarFlag("SSTATEPOSTUNPACKFUNCS", "vardepvalueexclude", "| uninative_changeinterp") |
| d.appendVar("BUILD_LDFLAGS", " -Wl,--allow-shlib-undefined -Wl,--dynamic-linker=${UNINATIVE_LOADER} -pthread") |
| d.appendVarFlag("BUILD_LDFLAGS", "vardepvalueexclude", "| -Wl,--allow-shlib-undefined -Wl,--dynamic-linker=${UNINATIVE_LOADER} -pthread") |
| d.appendVarFlag("BUILD_LDFLAGS", "vardepsexclude", "UNINATIVE_LOADER") |
| d.prependVar("PATH", "${UNINATIVE_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') |
| 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 |
| |
| os.chmod(f, s[stat.ST_MODE] | stat.S_IWUSR) |
| subprocess.check_output(("patchelf-uninative", "--set-interpreter", d.getVar("UNINATIVE_LOADER"), f), stderr=subprocess.STDOUT) |
| os.chmod(f, s[stat.ST_MODE]) |
| } |