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) err, out = p.communicate() # If returned successfully, process stderr for results if p.returncode != 0: return err = err.decode('utf-8') # Handle RUNPATH as well as RPATH err = err.replace("RUNPATH=","RPATH=") # Throw away everything other than the rpath list curr_rpath = err.partition("RPATH=")[2] #bb.note("Current rpath for %s is %s" % (fpath, curr_rpath.strip())) rpaths = curr_rpath.split(":") new_rpaths = [] modified = False for rpath in rpaths: # If rpath is already dynamic copy it to new_rpath and continue if rpath.find("$ORIGIN") != -1: new_rpaths.append(rpath.strip()) continue rpath = os.path.normpath(rpath) if baseprefix not in rpath and tmpdir not in rpath: new_rpaths.append(rpath.strip()) continue new_rpaths.append("$ORIGIN/" + os.path.relpath(rpath.strip(), 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.error("%s: chrpath command failed with exit code %d:\n%s%s" % (d.getVar('PN', True), p.returncode, out, err)) raise bb.build.FuncFailed def process_file_darwin(cmd, fpath, rootdir, baseprefix, tmpdir, d): import subprocess as sub p = sub.Popen([d.expand("${HOST_PREFIX}otool"), '-L', fpath],stdout=sub.PIPE,stderr=sub.PIPE) err, out = p.communicate() # If returned successfully, process stderr for results if p.returncode != 0: return for l in err.split("\n"): if "(compatibility" not in l: continue rpath = l.partition("(compatibility")[0].strip() if baseprefix not in rpath: continue newpath = "@loader_path/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/"))) p = sub.Popen([d.expand("${HOST_PREFIX}install_name_tool"), '-change', rpath, newpath, fpath],stdout=sub.PIPE,stderr=sub.PIPE) err, out = 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", True) #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)