CHRPATH_BIN ?= "chrpath" PREPROCESS_RELOCATE_DIRS ?= "" def process_file_linux(cmd, fpath, rootdir, baseprefix, tmpdir, d, break_hardlinks = False): import subprocess, oe.qa with oe.qa.ELFFile(fpath) as elf: try: elf.open() except oe.qa.NotELFFileError: return try: out = subprocess.check_output([cmd, "-l", fpath], universal_newlines=True) except subprocess.CalledProcessError: return # 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: if break_hardlinks: bb.utils.break_hardlinks(fpath) args = ":".join(new_rpaths) #bb.note("Setting rpath for %s to %s" %(fpath, args)) try: subprocess.check_output([cmd, "-r", args, fpath], stderr=subprocess.PIPE, universal_newlines=True) except subprocess.CalledProcessError as e: bb.fatal("chrpath command failed with exit code %d:\n%s\n%s" % (e.returncode, e.stdout, e.stderr)) def process_file_darwin(cmd, fpath, rootdir, baseprefix, tmpdir, d, break_hardlinks = False): import subprocess as sub p = sub.Popen([d.expand("${HOST_PREFIX}otool"), '-L', fpath],stdout=sub.PIPE,stderr=sub.PIPE) out, err = p.communicate() # If returned successfully, process stdout for results if p.returncode != 0: return for l in out.split("\n"): if "(compatibility" not in l: continue rpath = l.partition("(compatibility")[0].strip() if baseprefix not in rpath: continue if break_hardlinks: bb.utils.break_hardlinks(fpath) newpath = "@loader_path/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/"))) p = sub.Popen([d.expand("${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, break_hardlinks = False): bb.debug(2, "Checking %s for binaries to process" % directory) if not os.path.exists(directory): return 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") 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, break_hardlinks = break_hardlinks) 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, break_hardlinks = break_hardlinks) 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)