--- a/src/mklibs
+++ b/src/mklibs
@@ -57,18 +57,18 @@ debuglevel = DEBUG_NORMAL
 
 def debug(level, *msg):
     if debuglevel >= level:
-        print string.join(msg)
+        print(' '.join(msg))
 
 # return a list of lines of output of the command
 def command(command, *args):
-    debug(DEBUG_SPAM, "calling", command, string.join(args))
+    debug(DEBUG_SPAM, "calling", command, ' '.join(args))
     pipe = os.popen(command + ' ' + ' '.join(args), 'r')
     output = pipe.read().strip()
     status = pipe.close() 
     if status is not None and os.WEXITSTATUS(status) != 0:
-        print "Command failed with status", os.WEXITSTATUS(status),  ":", \
-               command, string.join(args)
-	print "With output:", output
+        print("Command failed with status", os.WEXITSTATUS(status),  ":", \
+               command, ' '.join(args))
+        print("With output:", output)
         sys.exit(1)
     return [i for i in output.split('\n') if i]
 
@@ -204,7 +204,7 @@ class ProvidedSymbol(Symbol):
 # Return a set of symbols provided by a library
 def provided_symbols(obj):
     if not os.access(obj, os.F_OK):
-        raise Exception("Cannot find lib" + obj)
+        raise Exception("Cannot find lib " + obj)
     library = extract_soname(obj)
 
     output = command("mklibs-readelf", "--print-symbols-provided", obj)
@@ -297,27 +297,27 @@ def usage(was_err):
         outfd = sys.stderr
     else:
         outfd = sys.stdout
-    print >> outfd, "Usage: mklibs [OPTION]... -d DEST FILE ..."
-    print >> outfd, "Make a set of minimal libraries for FILE(s) in DEST."
-    print >> outfd, "" 
-    print >> outfd, "  -d, --dest-dir DIRECTORY     create libraries in DIRECTORY"
-    print >> outfd, "  -D, --no-default-lib         omit default libpath (", ':'.join(default_lib_path), ")"
-    print >> outfd, "  -L DIRECTORY[:DIRECTORY]...  add DIRECTORY(s) to the library search path"
-    print >> outfd, "  -l LIBRARY                   add LIBRARY always"
-    print >> outfd, "      --ldlib LDLIB            use LDLIB for the dynamic linker"
-    print >> outfd, "      --libc-extras-dir DIRECTORY  look for libc extra files in DIRECTORY"
-    print >> outfd, "      --target TARGET          prepend TARGET- to the gcc and binutils calls"
-    print >> outfd, "      --root ROOT              search in ROOT for library rpaths"
-    print >> outfd, "      --sysroot ROOT           prepend ROOT to all paths for libraries"
-    print >> outfd, "      --gcc-options OPTIONS    pass OPTIONS to gcc"
-    print >> outfd, "      --libdir DIR             use DIR (e.g. lib64) in place of lib in default paths"
-    print >> outfd, "  -v, --verbose                explain what is being done"
-    print >> outfd, "  -h, --help                   display this help and exit"
+    print("Usage: mklibs [OPTION]... -d DEST FILE ...", file=outfd)
+    print("Make a set of minimal libraries for FILE(s) in DEST.", file=outfd)
+    print("", file=outfd) 
+    print("  -d, --dest-dir DIRECTORY     create libraries in DIRECTORY", file=outfd)
+    print("  -D, --no-default-lib         omit default libpath (", ':'.join(default_lib_path), ")", file=outfd)
+    print("  -L DIRECTORY[:DIRECTORY]...  add DIRECTORY(s) to the library search path", file=outfd)
+    print("  -l LIBRARY                   add LIBRARY always", file=outfd)
+    print("      --ldlib LDLIB            use LDLIB for the dynamic linker", file=outfd)
+    print("      --libc-extras-dir DIRECTORY  look for libc extra files in DIRECTORY", file=outfd)
+    print("      --target TARGET          prepend TARGET- to the gcc and binutils calls", file=outfd)
+    print("      --root ROOT              search in ROOT for library rpaths", file=outfd)
+    print("      --sysroot ROOT           prepend ROOT to all paths for libraries", file=outfd)
+    print("      --gcc-options OPTIONS    pass OPTIONS to gcc", file=outfd)
+    print("      --libdir DIR             use DIR (e.g. lib64) in place of lib in default paths", file=outfd)
+    print("  -v, --verbose                explain what is being done", file=outfd)
+    print("  -h, --help                   display this help and exit", file=outfd)
     sys.exit(was_err)
 
 def version(vers):
-    print "mklibs: version ",vers
-    print ""
+    print("mklibs: version ",vers)
+    print("")
 
 #################### main ####################
 ## Usage: ./mklibs.py [OPTION]... -d DEST FILE ...
@@ -368,8 +368,8 @@ script_pattern = re.compile("^#!\s*/")
 
 try:
     optlist, proglist = getopt.getopt(sys.argv[1:], opts, longopts)
-except getopt.GetoptError, msg:
-    print >> sys.stderr, msg
+except getopt.GetoptError as msg:
+    print(msg, file=sys.stderr)
     usage(1)
 
 for opt, arg in optlist:
@@ -377,7 +377,7 @@ for opt, arg in optlist:
         if debuglevel < DEBUG_SPAM:
             debuglevel = debuglevel + 1
     elif opt == "-L":
-        lib_path.extend(string.split(arg, ":"))
+        lib_path.extend(arg.split(":"))
     elif opt in ("-d", "--dest-dir"):
         dest_path = arg
     elif opt in ("-D", "--no-default-lib"):
@@ -396,17 +396,17 @@ for opt, arg in optlist:
     elif opt in ("-l",):
         force_libs.append(arg)
     elif opt == "--gcc-options":
-        gcc_options.extend(string.split(arg, " "))
+        gcc_options.extend(arg.split(" "))
     elif opt == "--libdir":
         libdir = arg
     elif opt in ("--help", "-h"):
-	usage(0)
+        usage(0)
         sys.exit(0)
     elif opt in ("--version", "-V"):
         version(vers)
         sys.exit(0)
     else:
-        print "WARNING: unknown option: " + opt + "\targ: " + arg
+        print("WARNING: unknown option: " + opt + "\targ: " + arg)
 
 if include_default_lib_path == "yes":
     lib_path.extend([a.replace("/lib/", "/" + libdir + "/") for a in default_lib_path])
@@ -424,22 +424,22 @@ if ldlib == "LDLIB":
 objects = {}  # map from inode to filename
 for prog in proglist:
     inode = os.stat(prog)[ST_INO]
-    if objects.has_key(inode):
+    if inode in objects:
         debug(DEBUG_SPAM, prog, "is a hardlink to", objects[inode])
     elif so_pattern.match(prog):
         debug(DEBUG_SPAM, prog, "is a library")
-    elif script_pattern.match(open(prog).read(256)):
+    elif script_pattern.match(open(prog, 'r', encoding='iso-8859-1').read(256)):
         debug(DEBUG_SPAM, prog, "is a script")
     else:
         objects[inode] = prog
 
 if not ldlib:
-    for obj in objects.values():
+    for obj in list(objects.values()):
         output = command("mklibs-readelf", "--print-interp", obj)
         if output:
             ldlib = output.pop()
-	if ldlib:
-	    break
+        if ldlib:
+            break
 
 if not ldlib:
     sys.exit("E: Dynamic linker not found, aborting.")
@@ -454,10 +454,10 @@ for obj in sorted(objects.values()):
             for rpath_elem in rpath_val:
                 if not rpath_elem in lib_rpath:
                     if debuglevel >= DEBUG_VERBOSE:
-                        print "Adding rpath " + rpath_elem + " for " + obj
+                        print("Adding rpath " + rpath_elem + " for " + obj)
                     lib_rpath.append(rpath_elem)
         else:
-            print "warning: " + obj + " may need rpath, but --root not specified"
+            print("warning: " + obj + " may need rpath, but --root not specified")
 
 lib_path.extend(lib_rpath)
 
@@ -465,12 +465,12 @@ passnr = 1
 available_libs = []
 previous_pass_unresolved = set()
 while 1:
-    debug(DEBUG_NORMAL, "I: library reduction pass", `passnr`)
+    debug(DEBUG_NORMAL, "I: library reduction pass", repr(passnr))
     if debuglevel >= DEBUG_VERBOSE:
-        print "Objects:",
-        for obj in sorted([x[string.rfind(x, '/') + 1:] for x in objects.values()]):
-            print obj,
-        print
+        print("Objects:", end=' ')
+        for obj in sorted([x[x.rfind('/') + 1:] for x in list(objects.values())]):
+            print(obj, end=' ')
+        print()
 
     passnr = passnr + 1
     # Gather all already reduced libraries and treat them as objects as well
@@ -479,7 +479,7 @@ while 1:
         obj = dest_path + "/" + lib
         small_libs.append(obj)
         inode = os.stat(obj)[ST_INO]
-        if objects.has_key(inode):
+        if inode in objects:
             debug(DEBUG_SPAM, obj, "is hardlink to", objects[inode])
         else:
             objects[inode] = obj
@@ -509,7 +509,7 @@ while 1:
     present_symbols = {}
     checked_libs = small_libs
     checked_libs.extend(available_libs)
-    checked_libs.append(ldlib)
+    checked_libs.append(sysroot + "/" + ldlib)
     for lib in checked_libs:
         for symbol in provided_symbols(lib):
             debug(DEBUG_SPAM, "present_symbols adding %s" % symbol)
@@ -529,8 +529,8 @@ while 1:
             unresolved.add(name)
             num_unresolved = num_unresolved + 1
 
-    debug (DEBUG_NORMAL, `len(needed_symbols)`, "symbols,",
-           `num_unresolved`, "unresolved")
+    debug (DEBUG_NORMAL, repr(len(needed_symbols)), "symbols,",
+           repr(num_unresolved), "unresolved")
 
     if num_unresolved == 0:
         break
@@ -539,7 +539,7 @@ while 1:
         # No progress in last pass. Verify all remaining symbols are weak.
         for name in unresolved:
             if not needed_symbols[name].weak:
-                print "WARNING: Unresolvable symbol %s" % name
+                print("WARNING: Unresolvable symbol %s" % name)
         break
 
     previous_pass_unresolved = unresolved
@@ -641,9 +641,9 @@ while 1:
             command(target + "gcc", *cmd)
 
             ## DEBUG
-            debug(DEBUG_VERBOSE, so_file, "\t", `os.stat(so_file)[ST_SIZE]`)
+            debug(DEBUG_VERBOSE, so_file, "\t", repr(os.stat(so_file)[ST_SIZE]))
             debug(DEBUG_VERBOSE, dest_path + "/" + so_file_name + "-so", "\t",
-                  `os.stat(dest_path + "/" + so_file_name + "-so")[ST_SIZE]`)
+                  repr(os.stat(dest_path + "/" + so_file_name + "-so")[ST_SIZE]))
 
 # Finalising libs and cleaning up
 for lib in regexpfilter(os.listdir(dest_path), "(.*)-so$"):
@@ -680,4 +680,4 @@ if not os.access(dest_path + "/" + ld_fu
     command(target + "objcopy", "--strip-unneeded -R .note -R .comment",
             ld_file, dest_path + "/" + ld_full_path)
 
-os.chmod(dest_path + "/" + ld_full_path, 0755)
+os.chmod(dest_path + "/" + ld_full_path, 0o755)
--- a/src/mklibs-copy
+++ b/src/mklibs-copy
@@ -51,9 +51,9 @@ def command(command, *args):
     output = pipe.read().strip()
     status = pipe.close()
     if status is not None and os.WEXITSTATUS(status) != 0:
-        print "Command failed with status", os.WEXITSTATUS(status),  ":", \
-               command, ' '.join(args)
-	print "With output:", output
+        print("Command failed with status", os.WEXITSTATUS(status),  ":", \
+               command, ' '.join(args))
+        print("With output:", output)
         sys.exit(1)
     return output.split('\n')
 
@@ -134,8 +134,8 @@ def multiarch(paths):
         return paths
 
 def version(vers):
-    print "mklibs: version ",vers
-    print ""
+    print("mklibs: version ",vers)
+    print("")
 
 # Clean the environment
 vers="0.12"
@@ -159,7 +159,7 @@ if include_default_lib_path:
 objects = {}  # map from inode to filename
 for prog in proglist:
     inode = os.stat(prog)[ST_INO]
-    if objects.has_key(inode):
+    if inode in objects:
         logger.debug("%s is a hardlink to %s", prog, objects[inode])
     elif so_pattern.match(prog):
         logger.debug("%s is a library", prog)
@@ -169,12 +169,12 @@ for prog in proglist:
         logger.debug("%s is no ELF", prog)
 
 if not ldlib:
-    for obj in objects.values():
+    for obj in list(objects.values()):
         output = command("mklibs-readelf", "-i", obj)
-	for x in output:
+        for x in output:
             ldlib = x
-	if ldlib:
-	    break
+        if ldlib:
+            break
 
 if not ldlib:
     sys.exit("E: Dynamic linker not found, aborting.")
@@ -182,7 +182,7 @@ if not ldlib:
 logger.info('Using %s as dynamic linker', ldlib)
 
 # Check for rpaths
-for obj in objects.values():
+for obj in list(objects.values()):
     rpath_val = rpath(obj)
     if rpath_val:
         if root:
@@ -208,18 +208,18 @@ while 1:
         obj = dest_path + "/" + lib
         small_libs.append(obj)
         inode = os.stat(obj)[ST_INO]
-        if objects.has_key(inode):
+        if inode in objects:
             logger.debug("%s is hardlink to %s", obj, objects[inode])
         else:
             objects[inode] = obj
 
-    for obj in objects.values():
+    for obj in list(objects.values()):
         small_libs.append(obj)
 
-    logger.verbose('Objects: %r', ' '.join([i[i.rfind('/') + 1:] for i in objects.itervalues()]))
+    logger.verbose('Objects: %r', ' '.join([i[i.rfind('/') + 1:] for i in objects.values()]))
 
     libraries = set()
-    for obj in objects.values():
+    for obj in list(objects.values()):
         libraries.update(library_depends(obj))
 
     if libraries == previous_pass_libraries:
@@ -272,4 +272,4 @@ if not os.access(dest_path + "/" + ld_fu
     command(target + "objcopy", "--strip-unneeded -R .note -R .comment",
             ld_file, dest_path + "/" + ld_full_path)
 
-os.chmod(dest_path + "/" + ld_full_path, 0755)
+os.chmod(dest_path + "/" + ld_full_path, 0o755)