116 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| CHRPATH_BIN ?= "chrpath"
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| PREPROCESS_RELOCATE_DIRS ?= ""
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| 
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| def process_file_linux(cmd, fpath, rootdir, baseprefix, tmpdir, d):
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|     import subprocess as sub
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| 
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|     p = sub.Popen([cmd, '-l', fpath],stdout=sub.PIPE,stderr=sub.PIPE)
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|     err, out = p.communicate()
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|     # If returned succesfully, process stderr for results
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|     if p.returncode != 0:
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|         return
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| 
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|     # Throw away everything other than the rpath list
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|     curr_rpath = err.partition("RPATH=")[2]
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|     #bb.note("Current rpath for %s is %s" % (fpath, curr_rpath.strip()))
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|     rpaths = curr_rpath.split(":")
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|     new_rpaths = []
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|     modified = False
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|     for rpath in rpaths:
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|         # If rpath is already dynamic copy it to new_rpath and continue
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|         if rpath.find("$ORIGIN") != -1:
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|             new_rpaths.append(rpath.strip())
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|             continue
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|         rpath =  os.path.normpath(rpath)
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|         if baseprefix not in rpath and tmpdir not in rpath:
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|             new_rpaths.append(rpath.strip())
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|             continue
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|         new_rpaths.append("$ORIGIN/" + os.path.relpath(rpath.strip(), os.path.dirname(fpath.replace(rootdir, "/"))))
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|         modified = True
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| 
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|     # if we have modified some rpaths call chrpath to update the binary
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|     if modified:
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|         args = ":".join(new_rpaths)
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|         #bb.note("Setting rpath for %s to %s" %(fpath, args))
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|         p = sub.Popen([cmd, '-r', args, fpath],stdout=sub.PIPE,stderr=sub.PIPE)
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|         out, err = p.communicate()
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|         if p.returncode != 0:
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|             bb.error("%s: chrpath command failed with exit code %d:\n%s%s" % (d.getVar('PN', True), p.returncode, out, err))
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|             raise bb.build.FuncFailed
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| 
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| def process_file_darwin(cmd, fpath, rootdir, baseprefix, tmpdir, d):
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|     import subprocess as sub
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| 
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|     p = sub.Popen([d.expand("${HOST_PREFIX}otool"), '-L', fpath],stdout=sub.PIPE,stderr=sub.PIPE)
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|     err, out = p.communicate()
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|     # If returned succesfully, process stderr for results
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|     if p.returncode != 0:
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|         return
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|     for l in err.split("\n"):
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|         if "(compatibility" not in l:
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|             continue
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|         rpath = l.partition("(compatibility")[0].strip()
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|         if baseprefix not in rpath:
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|             continue
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| 
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|         newpath = "@loader_path/" + os.path.relpath(rpath, os.path.dirname(fpath.replace(rootdir, "/")))
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|         p = sub.Popen([d.expand("${HOST_PREFIX}install_name_tool"), '-change', rpath, newpath, fpath],stdout=sub.PIPE,stderr=sub.PIPE)
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|         err, out = p.communicate()
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| 
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| def process_dir (rootdir, directory, d):
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|     import stat
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| 
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|     rootdir = os.path.normpath(rootdir)
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|     cmd = d.expand('${CHRPATH_BIN}')
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|     tmpdir = os.path.normpath(d.getVar('TMPDIR'))
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|     baseprefix = os.path.normpath(d.expand('${base_prefix}'))
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|     hostos = d.getVar("HOST_OS", True)
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| 
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|     #bb.debug("Checking %s for binaries to process" % directory)
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|     if not os.path.exists(directory):
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|         return
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| 
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|     if "linux" in hostos:
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|         process_file = process_file_linux
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|     elif "darwin" in hostos:
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|         process_file = process_file_darwin
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|     else:
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|         # Relocations not supported
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|         return
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| 
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|     dirs = os.listdir(directory)
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|     for file in dirs:
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|         fpath = directory + "/" + file
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|         fpath = os.path.normpath(fpath)
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|         if os.path.islink(fpath):
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|             # Skip symlinks
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|             continue
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| 
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|         if os.path.isdir(fpath):
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|             process_dir(rootdir, fpath, d)
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|         else:
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|             #bb.note("Testing %s for relocatability" % fpath)
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| 
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|             # We need read and write permissions for chrpath, if we don't have
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|             # them then set them temporarily. Take a copy of the files
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|             # permissions so that we can restore them afterwards.
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|             perms = os.stat(fpath)[stat.ST_MODE]
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|             if os.access(fpath, os.W_OK|os.R_OK):
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|                 perms = None
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|             else:
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|                 # Temporarily make the file writeable so we can chrpath it
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|                 os.chmod(fpath, perms|stat.S_IRWXU)
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|             process_file(cmd, fpath, rootdir, baseprefix, tmpdir, d)
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|                 
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|             if perms:
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|                 os.chmod(fpath, perms)
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| 
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| def rpath_replace (path, d):
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|     bindirs = d.expand("${bindir} ${sbindir} ${base_sbindir} ${base_bindir} ${libdir} ${base_libdir} ${libexecdir} ${PREPROCESS_RELOCATE_DIRS}").split()
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| 
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|     for bindir in bindirs:
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|         #bb.note ("Processing directory " + bindir)
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|         directory = path + "/" + bindir
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|         process_dir (path, directory, d)
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| 
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