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author | Dave Cobbley <david.j.cobbley@linux.intel.com> | 2018-08-14 20:05:37 +0300 |
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committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-08-23 04:26:31 +0300 |
commit | eb8dc40360f0cfef56fb6947cc817a547d6d9bc6 (patch) | |
tree | de291a73dc37168da6370e2cf16c347d1eba9df8 /poky/meta/classes/chrpath.bbclass | |
parent | 9c3cf826d853102535ead04cebc2d6023eff3032 (diff) | |
download | openbmc-eb8dc40360f0cfef56fb6947cc817a547d6d9bc6.tar.xz |
[Subtree] Removing import-layers directory
As part of the move to subtrees, need to bring all the import layers
content to the top level.
Change-Id: I4a163d10898cbc6e11c27f776f60e1a470049d8f
Signed-off-by: Dave Cobbley <david.j.cobbley@linux.intel.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Diffstat (limited to 'poky/meta/classes/chrpath.bbclass')
-rw-r--r-- | poky/meta/classes/chrpath.bbclass | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/poky/meta/classes/chrpath.bbclass b/poky/meta/classes/chrpath.bbclass new file mode 100644 index 0000000000..ad3c3975a5 --- /dev/null +++ b/poky/meta/classes/chrpath.bbclass @@ -0,0 +1,123 @@ +CHRPATH_BIN ?= "chrpath" +PREPROCESS_RELOCATE_DIRS ?= "" + +def process_file_linux(cmd, fpath, rootdir, baseprefix, tmpdir, d): + import subprocess as sub + + p = sub.Popen([cmd, '-l', fpath],stdout=sub.PIPE,stderr=sub.PIPE) + out, err = p.communicate() + # If returned successfully, process stdout for results + if p.returncode != 0: + return + + out = out.decode('utf-8') + + # Handle RUNPATH as well as RPATH + out = out.replace("RUNPATH=","RPATH=") + # Throw away everything other than the rpath list + curr_rpath = out.partition("RPATH=")[2] + #bb.note("Current rpath for %s is %s" % (fpath, curr_rpath.strip())) + rpaths = curr_rpath.strip().split(":") + new_rpaths = [] + modified = False + for rpath in rpaths: + # If rpath is already dynamic copy it to new_rpath and continue + if rpath.find("$ORIGIN") != -1: + new_rpaths.append(rpath) + continue + rpath = os.path.normpath(rpath) + if baseprefix not in rpath and tmpdir not in rpath: + # Skip standard search paths + if rpath in ['/lib', '/usr/lib', '/lib64/', '/usr/lib64']: + bb.warn("Skipping RPATH %s as is a standard search path for %s" % (rpath, fpath)) + modified = True + continue + new_rpaths.append(rpath) + continue + new_rpaths.append("$ORIGIN/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/")))) + modified = True + + # if we have modified some rpaths call chrpath to update the binary + if modified: + args = ":".join(new_rpaths) + #bb.note("Setting rpath for %s to %s" %(fpath, args)) + p = sub.Popen([cmd, '-r', args, fpath],stdout=sub.PIPE,stderr=sub.PIPE) + out, err = p.communicate() + if p.returncode != 0: + bb.fatal("%s: chrpath command failed with exit code %d:\n%s%s" % (d.getVar('PN'), p.returncode, out, err)) + +def process_file_darwin(cmd, fpath, rootdir, baseprefix, tmpdir, d): + import subprocess as sub + + p = sub.Popen([d.expand("${HOST_PREFIX}otool"), '-L', fpath],stdout=sub.PIPE,stderr=sub.PIPE) + out, err = p.communicate() + # If returned successfully, process stdout for results + if p.returncode != 0: + return + for l in out.split("\n"): + if "(compatibility" not in l: + continue + rpath = l.partition("(compatibility")[0].strip() + if baseprefix not in rpath: + continue + + newpath = "@loader_path/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/"))) + p = sub.Popen([d.expand("${HOST_PREFIX}install_name_tool"), '-change', rpath, newpath, fpath],stdout=sub.PIPE,stderr=sub.PIPE) + out, err = p.communicate() + +def process_dir (rootdir, directory, d): + import stat + + rootdir = os.path.normpath(rootdir) + cmd = d.expand('${CHRPATH_BIN}') + tmpdir = os.path.normpath(d.getVar('TMPDIR', False)) + baseprefix = os.path.normpath(d.expand('${base_prefix}')) + hostos = d.getVar("HOST_OS") + + #bb.debug("Checking %s for binaries to process" % directory) + if not os.path.exists(directory): + return + + if "linux" in hostos: + process_file = process_file_linux + elif "darwin" in hostos: + process_file = process_file_darwin + else: + # Relocations not supported + return + + dirs = os.listdir(directory) + for file in dirs: + fpath = directory + "/" + file + fpath = os.path.normpath(fpath) + if os.path.islink(fpath): + # Skip symlinks + continue + + if os.path.isdir(fpath): + process_dir(rootdir, fpath, d) + else: + #bb.note("Testing %s for relocatability" % fpath) + + # We need read and write permissions for chrpath, if we don't have + # them then set them temporarily. Take a copy of the files + # permissions so that we can restore them afterwards. + perms = os.stat(fpath)[stat.ST_MODE] + if os.access(fpath, os.W_OK|os.R_OK): + perms = None + else: + # Temporarily make the file writeable so we can chrpath it + os.chmod(fpath, perms|stat.S_IRWXU) + process_file(cmd, fpath, rootdir, baseprefix, tmpdir, d) + + if perms: + os.chmod(fpath, perms) + +def rpath_replace (path, d): + bindirs = d.expand("${bindir} ${sbindir} ${base_sbindir} ${base_bindir} ${libdir} ${base_libdir} ${libexecdir} ${PREPROCESS_RELOCATE_DIRS}").split() + + for bindir in bindirs: + #bb.note ("Processing directory " + bindir) + directory = path + "/" + bindir + process_dir (path, directory, d) + |