Added build support for Python3+ and Python2.6+

7 files changed, 262 insertions, 246 deletions

diff --git a/configure b/configure
index 0648c49..993fcdd 100755
--- a/configure
+++ b/configure
@@ -594,9 +594,10 @@ fi
 
 # - check for python ----------------------------------------------------------
 
+python_version=0
 printf "  Checking for python... "
 if test "$f_python" = NO; then
-  python_names="python2 python"
+  python_names="python3 python2 python"
   python_dirs="$bin_dirs /usr/bin /usr/local/bin /bin /sbin"
   python_prog=NO
   python_found=NO
@@ -604,26 +605,33 @@ if test "$f_python" = NO; then
     for j in $python_dirs; do
       if test -x "$j/$i"; then
         python_found=YES
-        if test `$j/$i -c "import sys; print sys.version_info[0]"` = 2; then
-          python_prog="$j/$i"
+        if test `$j/$i -c "import sys; print(sys.version_info[0])"` = 3; then
+          python_prog="$j/$i";
+          python_version=`$j/$i -c "import platform; print(platform.python_version())"`;
           break 2
+        elif test `$j/$i -c "import sys; print(sys.version_info[0])"` = 2; then
+          if test `$j/$i -c "import sys; print(sys.version_info[1])"` -ge 6; then
+            python_prog="$j/$i";
+            python_version=`$j/$i -c "import platform; print(platform.python_version())"`;
+            break 2
+          fi
         fi
       fi
     done
   done
-  f_python="$python_prog" 
+  f_python="$python_prog"
 fi
 
 if test "$f_python" = NO; then
   if test "$python_found" = YES; then
-    echo "version should be python 2."
+    echo "version should be python 2.6 or higher."
   else
     echo "not found!";
   fi
   echo
   exit 2
 fi
-echo "using $f_python";
+echo "using $f_python (version $python_version)";
 
 # - check for perl ------------------------------------------------------------
 
diff --git a/doc/install.doc b/doc/install.doc
index 1219b7c..0620c94 100644
--- a/doc/install.doc
+++ b/doc/install.doc
@@ -556,6 +556,7 @@ open-source tools:
 <li>GNU bison version 2.5 (Linux) and 2.3 (MacOSX)
 <li>GNU make version 3.81
 <li>Perl version 5.12
+<li>Python verion 2.7 and 3.4
 <li>TeX Live 2009 (or later)
 </ul>
 
diff --git a/doc/translator.py b/doc/translator.py
index 2e2a200..1f5fe6f 100644
--- a/doc/translator.py
+++ b/doc/translator.py
@@ -66,7 +66,7 @@
                of translators introduced.
   """
 
-from __future__ import generators
+
 import codecs
 import os
 import re
@@ -276,7 +276,7 @@ class Transl:
                     # If it is an unknown item, it can still be recognized
                     # here. Keywords and separators are the example.
                     if tokenId == 'unknown':
-                        if tokenDic.has_key(tokenStr):
+                        if tokenStr in tokenDic:
                             tokenId = tokenDic[tokenStr]
                         elif tokenStr.isdigit():
                             tokenId = 'num'
@@ -329,7 +329,7 @@ class Transl:
                     tokenStr = c
                     tokenLineNo = lineNo
                     status = 8
-                elif tokenDic.has_key(c):  # known one-char token
+                elif c in tokenDic:  # known one-char token
                     tokenId = tokenDic[c]
                     tokenStr = c
                     tokenLineNo = lineNo
@@ -424,7 +424,7 @@ class Transl:
                 if c.isspace():
                     pos += 1
                     status = 0           # tokenId may be determined later
-                elif tokenDic.has_key(c):  # separator, don't move pos
+                elif c in tokenDic:  # separator, don't move pos
                     status = 0
                 else:
                     tokenStr += c        # collect
@@ -457,7 +457,7 @@ class Transl:
 
             # Always assume that the previous tokens were processed. Get
             # the next one.
-            tokenId, tokenStr, tokenLineNo = tokenIterator.next()
+            tokenId, tokenStr, tokenLineNo = next(tokenIterator)
 
             # Process the token and never return back.
             if status == 0:    # waiting for the 'class' keyword.
@@ -588,7 +588,7 @@ class Transl:
         while status != 777:
 
             # Get the next token.
-            tokenId, tokenStr, tokenLineNo = tokenIterator.next()
+            tokenId, tokenStr, tokenLineNo = next(tokenIterator)
 
             if status == 0:      # waiting for 'public:'
                 if tokenId == 'public':
@@ -616,7 +616,7 @@ class Transl:
                     prototype += ' ' + tokenStr
                     uniPrototype = tokenStr  # start collecting the unified prototype
                     status = 4
-		elif tokenId == 'tilde':
+                elif tokenId == 'tilde':
                     status = 4
                 else:
                     self.__unexpectedToken(status, tokenId, tokenLineNo)
@@ -670,7 +670,7 @@ class Transl:
 
             elif status == 9:    # after semicolon, produce the dic item
                 if tokenId == 'semic':
-                    assert(not resultDic.has_key(uniPrototype))
+                    assert(uniPrototype not in resultDic)
                     resultDic[uniPrototype] = prototype
                     status = 2
                 else:
@@ -752,7 +752,7 @@ class Transl:
 
         # Eat the rest of the source to cause closing the file.
         while tokenId != 'eof':
-            tokenId, tokenStr, tokenLineNo = tokenIterator.next()
+            tokenId, tokenStr, tokenLineNo = next(tokenIterator)
 
         # Return the resulting dictionary with 'uniPrototype -> prototype'.
         return resultDic
@@ -800,7 +800,7 @@ class Transl:
         while status != 777:
 
             # Get the next token.
-            tokenId, tokenStr, tokenLineNo = tokenIterator.next()
+            tokenId, tokenStr, tokenLineNo = next(tokenIterator)
 
             if status == 0:      # waiting for 'public:'
                 if tokenId == 'public':
@@ -912,7 +912,7 @@ class Transl:
                             sys.stderr.write(msg)
                             assert False
 
-                        assert(not self.prototypeDic.has_key(uniPrototype))
+                        assert(uniPrototype not in self.prototypeDic)
                         # Insert new dictionary item.
                         self.prototypeDic[uniPrototype] = prototype
                         status = 2      # body consumed
@@ -1056,12 +1056,12 @@ class Transl:
                 # For the required methods, update the dictionary of methods
                 # implemented by the adapter.
                 for protoUni in self.prototypeDic:
-                    if reqDic.has_key(protoUni):
+                    if protoUni in reqDic:
                         # This required method will be marked as implemented
                         # by this adapter class. This implementation assumes
                         # that newer adapters do not reimplement any required
                         # methods already implemented by older adapters.
-                        assert(not adaptDic.has_key(protoUni))
+                        assert(protoUni not in adaptDic)
                         adaptDic[protoUni] = (version, self.classId)
 
                 # Clear the dictionary object and the information related
@@ -1094,7 +1094,7 @@ class Transl:
         # Eat the rest of the source to cause closing the file.
         while True:
             try:
-                t = tokenIterator.next()
+                t = next(tokenIterator)
             except StopIteration:
                 break
 
@@ -1106,7 +1106,7 @@ class Transl:
         # Build the list of obsolete methods.
         self.obsoleteMethods = []
         for p in myDic:
-            if not reqDic.has_key(p):
+            if p not in reqDic:
                 self.obsoleteMethods.append(p)
 
         # Build the list of missing methods and the list of implemented
@@ -1114,7 +1114,7 @@ class Transl:
         self.missingMethods = []
         self.implementedMethods = []
         for p in reqDic:
-            if myDic.has_key(p):
+            if p in myDic:
                 self.implementedMethods.append(p)
             else:
                 self.missingMethods.append(p)
@@ -1133,7 +1133,7 @@ class Transl:
                 adaptMinVersion = '9.9.99'
                 adaptMinClass = 'TranslatorAdapter_9_9_99'
                 for uniProto in self.missingMethods:
-                    if adaptDic.has_key(uniProto):
+                    if uniProto in adaptDic:
                         version, cls = adaptDic[uniProto]
                         if version < adaptMinVersion:
                             adaptMinVersion = version
@@ -1342,9 +1342,9 @@ class TrManager:
                     sys.exit(1)
         else:
             lst = os.listdir(self.src_path)
-            lst = filter(lambda x: x[:11] == 'translator_'
+            lst = [x for x in lst if x[:11] == 'translator_'
                                    and x[-2:] == '.h'
-                                   and x != 'translator_adapter.h', lst)
+                                   and x != 'translator_adapter.h']
 
         # Build the object for the translator_xx.h files, and process the
         # content of the file. Then insert the object to the dictionary
@@ -1366,7 +1366,7 @@ class TrManager:
         # Build the auxiliary list with strings compound of the status,
         # readable form of the language, and classId.
         statLst = []
-        for obj in self.__translDic.values():
+        for obj in list(self.__translDic.values()):
             assert(obj.classId != 'Translator')
             s = obj.status + '|' + obj.langReadable + '|' + obj.classId
             statLst.append(s)
@@ -1384,9 +1384,10 @@ class TrManager:
         # Build the list of tuples that contain (langReadable, obj).
         # Sort it by readable name.
         self.langLst = []
-        for obj in self.__translDic.values():
+        for obj in list(self.__translDic.values()):
             self.langLst.append((obj.langReadable, obj))
-        self.langLst.sort(lambda a, b: cmp(a[0], b[0]))
+        #self.langLst.sort(lambda a, b: cmp(a[0], b[0]))
+        self.langLst.sort(key=lambda a: a[0])
 
         # Create the list with readable language names. If the language has
         # also the English-based version, modify the item by appending
@@ -1400,7 +1401,7 @@ class TrManager:
             # of the English-based object. If the object exists, modify the
             # name for the readable list of supported languages.
             classIdEn = obj.classId + 'En'
-            if self.__translDic.has_key(classIdEn):
+            if classIdEn in self.__translDic:
                 name += ' (+En)'
 
             # Append the result name of the language, possibly with note.
@@ -1424,7 +1425,7 @@ class TrManager:
         for name, obj in self.langLst:
             if obj.status == 'En':
                 classId = obj.classId[:-2]
-                if self.__translDic.has_key(classId):
+                if classId in self.__translDic:
                     self.numLang -= 1    # the couple will be counted as one
 
         # Extract the version of Doxygen.
@@ -1433,7 +1434,7 @@ class TrManager:
         f.close()
 
         # Update the last modification time.
-        for tr in self.__translDic.values():
+        for tr in list(self.__translDic.values()):
             tim = tr.getmtime()
             if tim > self.lastModificationTime:
                 self.lastModificationTime = tim
@@ -1472,7 +1473,7 @@ class TrManager:
         probably used should be checked first and the resulting reduced
         dictionary should be used for checking the next files (speed up).
         """
-        lst_in = dic.keys()   # identifiers to be searched for
+        lst_in = list(dic.keys())   # identifiers to be searched for
 
         # Read content of the file as one string.
         assert os.path.isfile(fname)
@@ -1497,7 +1498,7 @@ class TrManager:
         # Build the dictionary of the required method prototypes with
         # method identifiers used as keys.
         trdic = {}
-        for prototype in self.requiredMethodsDic.keys():
+        for prototype in list(self.requiredMethodsDic.keys()):
             ri = prototype.split('(')[0]
             identifier = ri.split()[1].strip()
             trdic[identifier] = prototype
@@ -1665,12 +1666,12 @@ class TrManager:
             # adapters.
             if not self.script_argLst:
                 to_remove = {}
-                for version, adaptClassId in self.adaptMethodsDic.values():
+                for version, adaptClassId in list(self.adaptMethodsDic.values()):
                     if version < adaptMinVersion:
                         to_remove[adaptClassId] = True
 
                 if to_remove:
-                    lst = to_remove.keys()
+                    lst = list(to_remove.keys())
                     lst.sort()
                     plural = len(lst) > 1
                     note = 'Note: The adapter class'
@@ -1716,7 +1717,7 @@ class TrManager:
                 f.write('\n' + '=' * 70 + '\n')
                 f.write(fill(s) + '\n\n')
 
-                keys = dic.keys()
+                keys = list(dic.keys())
                 keys.sort()
                 for key in keys:
                     f.write('  ' + dic[key] + '\n')
@@ -1726,7 +1727,7 @@ class TrManager:
         f.write('\n' + '=' * 70)
         f.write('\nDetails for translators (classes sorted alphabetically):\n')
 
-        cls = self.__translDic.keys()
+        cls = list(self.__translDic.keys())
         cls.sort()
 
         for c in cls:
@@ -1764,28 +1765,28 @@ class TrManager:
             lineReady = line != ''         # when eof, then line == ''
 
             line = line.strip()            # eof should also behave as separator
-            if line != u'' and line[0] == u'%':    # skip the comment line
+            if line != '' and line[0] == '%':    # skip the comment line
                 continue
 
             if not inside:                 # if outside of the record
-                if line != u'':            # should be language identifier
+                if line != '':            # should be language identifier
                     classId = line
                     maintainersLst = []
                     inside = True
                 # Otherwise skip empty line that do not act as separator.
 
             else:                          # if inside the record
-                if line == u'':            # separator found
+                if line == '':            # separator found
                     inside = False
                 else:
                     # If it is the first maintainer, create the empty list.
-                    if not self.__maintainersDic.has_key(classId):
+                    if classId not in self.__maintainersDic:
                         self.__maintainersDic[classId] = []
 
                     # Split the information about the maintainer and append
                     # the tuple. The address may be prefixed '[unreachable]'
                     # or whatever '[xxx]'. This will be processed later.
-                    lst = line.split(u':', 1)
+                    lst = line.split(':', 1)
                     assert(len(lst) == 2)
                     t = (lst[0].strip(), lst[1].strip())
                     self.__maintainersDic[classId].append(t)
@@ -1821,7 +1822,7 @@ class TrManager:
         doctpl = f.read()
         f.close()
 
-        pos = doctpl.find(u'/***')
+        pos = doctpl.find('/***')
         assert pos != -1
         doctpl = doctpl[pos:]
 
@@ -1829,21 +1830,21 @@ class TrManager:
         # document template.
         tplDic = {}
 
-        s = u'Do not edit this file. It was generated by the %s script.\n * Instead edit %s and %s' % (self.script_name, self.languageTplFileName, self.maintainersFileName)
+        s = 'Do not edit this file. It was generated by the %s script.\n * Instead edit %s and %s' % (self.script_name, self.languageTplFileName, self.maintainersFileName)
         tplDic['editnote'] = s
 
         tplDic['doxVersion'] = self.doxVersion
         tplDic['supportedLangReadableStr'] = self.supportedLangReadableStr
         tplDic['translatorReportFileName'] = self.translatorReportFileName
 
-        ahref = u'<a href="../doc/' + self.translatorReportFileName
-        ahref += u'"\n><code>doxygen/doc/'  + self.translatorReportFileName
-        ahref += u'</code></a>'
+        ahref = '<a href="../doc/' + self.translatorReportFileName
+        ahref += '"\n><code>doxygen/doc/'  + self.translatorReportFileName
+        ahref += '</code></a>'
         tplDic['translatorReportLink'] = ahref
         tplDic['numLangStr'] = str(self.numLang)
 
         # Define templates for HTML table parts of the documentation.
-        htmlTableTpl = u'''\
+        htmlTableTpl = '''\
             \\htmlonly
             <table align="center" cellspacing="0" cellpadding="0" border="0">
             <tr bgcolor="#000000">
@@ -1866,9 +1867,9 @@ class TrManager:
             \\endhtmlonly
             '''
         htmlTableTpl = dedent(htmlTableTpl)
-        htmlTrTpl = u'\n  <tr bgcolor="#ffffff">%s\n  </tr>'
-        htmlTdTpl = u'\n    <td>%s</td>'
-        htmlTdStatusColorTpl = u'\n    <td bgcolor="%s">%s</td>'
+        htmlTrTpl = '\n  <tr bgcolor="#ffffff">%s\n  </tr>'
+        htmlTdTpl = '\n    <td>%s</td>'
+        htmlTdStatusColorTpl = '\n    <td bgcolor="%s">%s</td>'
 
         # Loop through transl objects in the order of sorted readable names
         # and add generate the content of the HTML table.
@@ -1896,8 +1897,8 @@ class TrManager:
                 classId = obj.classId[:-2]
                 if classId in self.__translDic:
                     lang = self.__translDic[classId].langReadable
-                    mm = u'see the %s language' % lang
-                    ee = u'&nbsp;'
+                    mm = 'see the %s language' % lang
+                    ee = '&nbsp;'
 
             if not mm and obj.classId in self.__maintainersDic:
                 # Build a string of names separated by the HTML break element.
@@ -1905,25 +1906,25 @@ class TrManager:
                 lm = []
                 for maintainer in self.__maintainersDic[obj.classId]:
                     name = maintainer[0]
-                    if name.startswith(u'--'):
-                        name = u'<span style="color: red; background-color: yellow">'\
-                               + name + u'</span>'
+                    if name.startswith('--'):
+                        name = '<span style="color: red; background-color: yellow">'\
+                               + name + '</span>'
                     lm.append(name)
-                mm = u'<br/>'.join(lm)
+                mm = '<br/>'.join(lm)
 
                 # The marked adresses (they start with the mark '[unreachable]',
                 # '[resigned]', whatever '[xxx]') will not be displayed at all.
                 # Only the mark will be used instead.
-                rexMark = re.compile(ur'(?P<mark>\[.*?\])')
+                rexMark = re.compile(r'(?P<mark>\[.*?\])')
                 le = []
                 for maintainer in self.__maintainersDic[obj.classId]:
                     address = maintainer[1]
                     m = rexMark.search(address)
                     if m is not None:
-                        address = u'<span style="color: brown">'\
-                                  + m.group(u'mark') + u'</span>'
+                        address = '<span style="color: brown">'\
+                                  + m.group('mark') + '</span>'
                     le.append(address)
-                ee = u'<br/>'.join(le)
+                ee = '<br/>'.join(le)
 
             # Append the maintainer and e-mail elements.
             lst.append(htmlTdTpl % mm)
@@ -1940,7 +1941,7 @@ class TrManager:
         htmlTable = htmlTableTpl % (''.join(trlst))
 
         # Define templates for LaTeX table parts of the documentation.
-        latexTableTpl = ur'''
+        latexTableTpl = r'''
             \latexonly
             \footnotesize
             \begin{longtable}{|l|l|l|l|}
@@ -1954,7 +1955,7 @@ class TrManager:
             \endlatexonly
             '''
         latexTableTpl = dedent(latexTableTpl)
-        latexLineTpl = u'\n' + r'  %s & %s & {\tt\tiny %s} & %s \\'
+        latexLineTpl = '\n' + r'  %s & %s & {\tt\tiny %s} & %s \\'
 
         # Loop through transl objects in the order of sorted readable names
         # and add generate the content of the LaTeX table.
@@ -1965,7 +1966,7 @@ class TrManager:
             # in the table is placed explicitly above the first
             # maintainer. Prepare the arguments for the LaTeX row template.
             maintainers = []
-            if self.__maintainersDic.has_key(obj.classId):
+            if obj.classId in self.__maintainersDic:
                 maintainers = self.__maintainersDic[obj.classId]
 
             lang = obj.langReadable
@@ -1976,8 +1977,8 @@ class TrManager:
                 classId = obj.classId[:-2]
                 if classId in self.__translDic:
                     langNE = self.__translDic[classId].langReadable
-                    maintainer = u'see the %s language' % langNE
-                    email = u'~'
+                    maintainer = 'see the %s language' % langNE
+                    email = '~'
 
             if not maintainer and (obj.classId in self.__maintainersDic):
                 lm = [ m[0] for m in self.__maintainersDic[obj.classId] ]
@@ -1989,27 +1990,27 @@ class TrManager:
             # Use the template to produce the line of the table and insert
             # the hline plus the constructed line into the table content.
             # The underscore character must be escaped.
-            trlst.append(u'\n  \\hline')
+            trlst.append('\n  \\hline')
             s = latexLineTpl % (lang, maintainer, email, status)
-            s = s.replace(u'_', u'\\_')
+            s = s.replace('_', '\\_')
             trlst.append(s)
 
             # List the other maintainers for the language. Do not set
             # lang and status for them.
-            lang = u'~'
-            status = u'~'
+            lang = '~'
+            status = '~'
             for m in maintainers[1:]:
                 maintainer = m[0]
                 email = m[1]
                 s = latexLineTpl % (lang, maintainer, email, status)
-                s = s.replace(u'_', u'\\_')
+                s = s.replace('_', '\\_')
                 trlst.append(s)
 
         # Join the table lines and insert into the template.
-        latexTable = latexTableTpl % (u''.join(trlst))
+        latexTable = latexTableTpl % (''.join(trlst))
 
         # Put the HTML and LaTeX parts together and define the dic item.
-        tplDic['informationTable'] = htmlTable + u'\n' + latexTable
+        tplDic['informationTable'] = htmlTable + '\n' + latexTable
 
         # Insert the symbols into the document template and write it down.
         f = codecs.open(fDocName, 'w', 'utf-8')
diff --git a/src/configgen.py b/src/configgen.py
index 8ec0caa..04ffc8c 100755
--- a/src/configgen.py
+++ b/src/configgen.py
@@ -18,7 +18,6 @@ import re
 import textwrap
 from xml.dom import minidom, Node
 
-
 def transformDocs(doc):
 	# join lines, unless it is an empty line
 	# remove doxygen layout constructs
@@ -112,7 +111,7 @@ def addValues(var, node):
 		if (n.nodeName == "value"):
 			if n.nodeType == Node.ELEMENT_NODE:
 				name = n.getAttribute('name')
-				print "  %s->addValue(\"%s\");" % (var, name)
+				print("  %s->addValue(\"%s\");" % (var, name))
 
 
 def parseHeader(node,objName):
@@ -123,15 +122,15 @@ def parseHeader(node,objName):
 				if (n.getAttribute('doxyfile') != "0"):
 					doc += parseDocs(n)
 	docC = transformDocs(doc)
-	print "  %s->setHeader(" % (objName)
+	print("  %s->setHeader(" % (objName))
 	rng = len(docC)
 	for i in range(rng):
 		line = docC[i]
 		if i != rng - 1:  # since we go from 0 to rng-1
-			print "              \"%s\\n\"" % (line)
+			print("              \"%s\\n\"" % (line))
 		else:
-			print "              \"%s\"" % (line)
-	print "             );"
+			print("              \"%s\"" % (line))
+	print("             );")
 
 
 def prepCDocs(node):
@@ -201,7 +200,7 @@ def prepCDocs(node):
 				else:
 					if abspath == '1':
 						doc += "<br/>The file has to be specified with full path."
-			elif file =='image':
+			elif format =='image':
 				abspath = node.getAttribute('abspath')
 				if defval != '':
 					if abspath != '1':
@@ -238,8 +237,8 @@ def parseOption(node):
 	setting = node.getAttribute('setting')
 	docC = prepCDocs(node);
 	if len(setting) > 0:
-		print "#if %s" % (setting)
-	print "  //----"
+		print("#if %s" % (setting))
+	print("  //----")
 	if type == 'bool':
 		if len(adefval) > 0:
 			enabled = adefval
@@ -247,108 +246,108 @@ def parseOption(node):
 			enabled = "TRUE"
 		else:
 			enabled = "FALSE"
-		print "  cb = cfg->addBool("
-		print "             \"%s\"," % (name)
+		print("  cb = cfg->addBool(")
+		print("             \"%s\"," % (name))
 		rng = len(docC)
 		for i in range(rng):
 			line = docC[i]
 			if i != rng - 1:  # since we go from 0 to rng-1
-				print "              \"%s\\n\"" % (line)
+				print("              \"%s\\n\"" % (line))
 			else:
-				print "              \"%s\"," % (line)
-		print "              %s" % (enabled)
-		print "             );"
+				print("              \"%s\"," % (line))
+		print("              %s" % (enabled))
+		print("             );")
 		if depends != '':
-			print "  cb->addDependency(\"%s\");" % (depends)
+			print("  cb->addDependency(\"%s\");" % (depends))
 	elif type == 'string':
-		print "  cs = cfg->addString("
-		print "              \"%s\"," % (name)
+		print("  cs = cfg->addString(")
+		print("              \"%s\"," % (name))
 		rng = len(docC)
 		for i in range(rng):
 			line = docC[i]
 			if i != rng - 1:  # since we go from 0 to rng-1
-				print "              \"%s\\n\"" % (line)
+				print("              \"%s\\n\"" % (line))
 			else:
-				print "              \"%s\"" % (line)
-		print "             );"
+				print("              \"%s\"" % (line))
+		print("             );")
 		if defval != '':
-			print "  cs->setDefaultValue(\"%s\");" % (defval)
+			print("  cs->setDefaultValue(\"%s\");" % (defval))
 		if format == 'file':
-			print "  cs->setWidgetType(ConfigString::File);"
+			print("  cs->setWidgetType(ConfigString::File);")
 		elif format == 'image':
-			print "  cs->setWidgetType(ConfigString::Image);"
+			print("  cs->setWidgetType(ConfigString::Image);")
 		elif format == 'dir':
-			print "  cs->setWidgetType(ConfigString::Dir);"
+			print("  cs->setWidgetType(ConfigString::Dir);")
 		if depends != '':
-			print "  cs->addDependency(\"%s\");" % (depends)
+			print("  cs->addDependency(\"%s\");" % (depends))
 	elif type == 'enum':
-		print "  ce = cfg->addEnum("
-		print "              \"%s\"," % (name)
+		print("  ce = cfg->addEnum(")
+		print("              \"%s\"," % (name))
 		rng = len(docC)
 		for i in range(rng):
 			line = docC[i]
 			if i != rng - 1:  # since we go from 0 to rng-1
-				print "              \"%s\\n\"" % (line)
+				print("              \"%s\\n\"" % (line))
 			else:
-				print "              \"%s\"," % (line)
-		print "              \"%s\"" % (defval)
-		print "             );"
+				print("              \"%s\"," % (line))
+		print("              \"%s\"" % (defval))
+		print("             );")
 		addValues("ce", node)
 		if depends != '':
-			print "  ce->addDependency(\"%s\");" % (depends)
+			print("  ce->addDependency(\"%s\");" % (depends))
 	elif type == 'int':
 		minval = node.getAttribute('minval')
 		maxval = node.getAttribute('maxval')
-		print "  ci = cfg->addInt("
-		print "              \"%s\"," % (name)
+		print("  ci = cfg->addInt(")
+		print("              \"%s\"," % (name))
 		rng = len(docC)
 		for i in range(rng):
 			line = docC[i]
 			if i != rng - 1:  # since we go from 0 to rng-1
-				print "              \"%s\\n\"" % (line)
+				print("              \"%s\\n\"" % (line))
 			else:
-				print "              \"%s\"," % (line)
-		print "              %s,%s,%s" % (minval, maxval, defval)
-		print "             );"
+				print("              \"%s\"," % (line))
+		print("              %s,%s,%s" % (minval, maxval, defval))
+		print("             );")
 		if depends != '':
-			print "  ci->addDependency(\"%s\");" % (depends)
+			print("  ci->addDependency(\"%s\");" % (depends))
 	elif type == 'list':
-		print "  cl = cfg->addList("
-		print "              \"%s\"," % (name)
+		print("  cl = cfg->addList(")
+		print("              \"%s\"," % (name))
 		rng = len(docC)
 		for i in range(rng):
 			line = docC[i]
 			if i != rng - 1:  # since we go from 0 to rng-1
-				print "              \"%s\\n\"" % (line)
+				print("              \"%s\\n\"" % (line))
 			else:
-				print "              \"%s\"" % (line)
-		print "             );"
+				print("              \"%s\"" % (line))
+		print("             );")
 		addValues("cl", node)
 		if depends != '':
-			print "  cl->addDependency(\"%s\");" % (depends)
+			print("  cl->addDependency(\"%s\");" % (depends))
 		if format == 'file':
-			print "  cl->setWidgetType(ConfigList::File);"
+			print("  cl->setWidgetType(ConfigList::File);")
 		elif format == 'dir':
-			print "  cl->setWidgetType(ConfigList::Dir);"
+			print("  cl->setWidgetType(ConfigList::Dir);")
 		elif format == 'filedir':
-			print "  cl->setWidgetType(ConfigList::FileAndDir);"
+			print("  cl->setWidgetType(ConfigList::FileAndDir);")
 	elif type == 'obsolete':
-		print "  cfg->addObsolete(\"%s\");" % (name)
+		print("  cfg->addObsolete(\"%s\");" % (name))
 	if len(setting) > 0:
-		print "#else"
-		print "  cfg->addDisabled(\"%s\");" % (name)
-		print "#endif"
+		print("#else")
+		print("  cfg->addDisabled(\"%s\");" % (name))
+		print("#endif")
 
 
 def parseGroups(node):
 	name = node.getAttribute('name')
 	doc = node.getAttribute('docs')
-	print "%s%s" % ("  //-----------------------------------------",
-					"----------------------------------")
-	print "  cfg->addInfo(\"%s\",\"%s\");" % (name, doc)
-	print "%s%s" % ("  //-----------------------------------------",
-					"----------------------------------")
-	print
+	print("%s%s" % ("  //-----------------------------------------",
+					"----------------------------------"))
+	print("  cfg->addInfo(\"%s\",\"%s\");" % (name, doc))
+	print("%s%s" % ("  //-----------------------------------------",
+					"----------------------------------"))
+	print("")
 	for n in node.childNodes:
 		if n.nodeType == Node.ELEMENT_NODE:
 			parseOption(n)
@@ -360,16 +359,16 @@ def parseGroupCDocs(node):
 			name = n.getAttribute('id')
 			docC = prepCDocs(n);
 			if type != 'obsolete':
-				print "  doc->add("
-				print "              \"%s\"," % (name)
+				print("  doc->add(")
+				print("              \"%s\"," % (name))
 				rng = len(docC)
 				for i in range(rng):
 					line = docC[i]
 					if i != rng - 1:  # since we go from 0 to rng-1
-						print "              \"%s\\n\"" % (line)
+						print("              \"%s\\n\"" % (line))
 					else:
-						print "              \"%s\"" % (line)
-				print "          );"
+						print("              \"%s\"" % (line))
+				print("          );")
 
 def parseOptionDoc(node, first):
 	# Handling part for documentation
@@ -388,52 +387,52 @@ def parseOptionDoc(node, first):
 					if n.nodeType == Node.ELEMENT_NODE:
 						doc += parseDocs(n)
 		if (first):
-			print " \\anchor cfg_%s" % (name.lower())
-			print "<dl>"
-			print ""
-			print "<dt>\\c %s <dd>" % (name)
+			print(" \\anchor cfg_%s" % (name.lower()))
+			print("<dl>")
+			print("")
+			print("<dt>\\c %s <dd>" % (name))
 		else:
-			print " \\anchor cfg_%s" % (name.lower())
-			print "<dt>\\c %s <dd>" % (name)
-		print " \\addindex %s" % (name)
-		print doc
+			print(" \\anchor cfg_%s" % (name.lower()))
+			print("<dt>\\c %s <dd>" % (name))
+		print(" \\addindex %s" % (name))
+		print(doc)
 		if (type == 'enum'):
 			values = collectValues(node)
-			print ""
-			print "Possible values are: "
+			print("")
+			print("Possible values are: ")
 			rng = len(values)
 			for i in range(rng):
 				val = values[i]
 				if i == rng - 2:
-					print "%s and " % (val)
+					print("%s and " % (val))
 				elif i == rng - 1:
-					print "%s." % (val)
+					print("%s." % (val))
 				else:
-					print "%s, " % (val)
+					print("%s, " % (val))
 			if (defval != ""):
-				print ""
-				print ""
-				print "The default value is: <code>%s</code>." % (defval)
-			print ""
+				print("")
+				print("")
+				print("The default value is: <code>%s</code>." % (defval))
+			print("")
 		elif (type == 'int'):
 			minval = node.getAttribute('minval')
 			maxval = node.getAttribute('maxval')
-			print ""
-			print ""
-			print "%s: %s%s%s, %s: %s%s%s, %s: %s%s%s." % (
+			print("")
+			print("")
+			print("%s: %s%s%s, %s: %s%s%s, %s: %s%s%s." % (
 					 " Minimum value", "<code>", minval, "</code>", 
 					 "maximum value", "<code>", maxval, "</code>",
-					 "default value", "<code>", defval, "</code>")
-			print ""
+					 "default value", "<code>", defval, "</code>"))
+			print("")
 		elif (type == 'bool'):
-			print ""
-			print ""
+			print("")
+			print("")
 			if (node.hasAttribute('altdefval')):
-				print "The default value is: system dependent."
+				print("The default value is: system dependent.")
 			else:
-				print "The default value is: <code>%s</code>." % (
-					"YES" if (defval == "1") else "NO")
-			print ""
+				print("The default value is: <code>%s</code>." % (
+					"YES" if (defval == "1") else "NO"))
+			print("")
 		elif (type == 'list'):
 			if format == 'string':
 				values = collectValues(node)
@@ -441,67 +440,67 @@ def parseOptionDoc(node, first):
 				for i in range(rng):
 					val = values[i]
 					if i == rng - 2:
-						print "%s and " % (val)
+						print("%s and " % (val))
 					elif i == rng - 1:
-						print "%s." % (val)
+						print("%s." % (val))
 					else:
-						print "%s, " % (val)
-			print ""
+						print("%s, " % (val))
+			print("")
 		elif (type == 'string'):
 			if format == 'dir':
 				if defval != '':
-					print ""
-					print "The default directory is: <code>%s</code>." % (
-						defval)
+					print("")
+					print("The default directory is: <code>%s</code>." % (
+						defval))
 			elif format == 'file':
 				abspath = node.getAttribute('abspath')
 				if defval != '':
-					print ""
+					print("")
 					if abspath != '1':
-						print "The default file is: <code>%s</code>." % (
-							defval)
+						print("The default file is: <code>%s</code>." % (
+							defval))
 					else:
-						print "%s: %s%s%s." % (
+						print("%s: %s%s%s." % (
 							"The default file (with absolute path) is",
-							"<code>",defval,"</code>")
+							"<code>",defval,"</code>"))
 				else:
 					if abspath == '1':
-						print ""
-						print "The file has to be specified with full path."
-			elif file =='image':
+						print("")
+						print("The file has to be specified with full path.")
+			elif format =='image':
 				abspath = node.getAttribute('abspath')
 				if defval != '':
-					print ""
+					print("")
 					if abspath != '1':
-						print "The default image is: <code>%s</code>." % (
-							defval)
+						print("The default image is: <code>%s</code>." % (
+							defval))
 					else:
-						print "%s: %s%s%s." % (
+						print("%s: %s%s%s." % (
 							"The default image (with absolute path) is",
-							"<code>",defval,"</code>")
+							"<code>",defval,"</code>"))
 				else:
 					if abspath == '1':
-						print ""
-						print "The image has to be specified with full path."
+						print("")
+						print("The image has to be specified with full path.")
 			else: # format == 'string':
 				if defval != '':
-					print ""
-					print "The default value is: <code>%s</code>." % (
-						defval)
-			print ""
+					print("")
+					print("The default value is: <code>%s</code>." % (
+						defval))
+			print("")
 		# depends handling
 		if (node.hasAttribute('depends')):
 			depends = node.getAttribute('depends')
-			print ""
-			print "%s \\ref cfg_%s \"%s\" is set to \\c YES." % (
-				"This tag requires that the tag", depends.lower(), depends.upper())
+			print("")
+			print("%s \\ref cfg_%s \"%s\" is set to \\c YES." % (
+				"This tag requires that the tag", depends.lower(), depends.upper()))
 		return False
 
 
 def parseGroupsDoc(node):
 	name = node.getAttribute('name')
 	doc = node.getAttribute('docs')
-	print "\section config_%s %s" % (name.lower(), doc)
+	print("\section config_%s %s" % (name.lower(), doc))
 	# Start of list has been moved to the first option for better
 	# anchor placement
 	#  print "<dl>"
@@ -511,7 +510,7 @@ def parseGroupsDoc(node):
 		if n.nodeType == Node.ELEMENT_NODE:
 			first = parseOptionDoc(n, first)
 	if (not first):
-		print "</dl>"
+		print("</dl>")
 
 
 def parseGroupsList(node, commandsList):
@@ -542,7 +541,7 @@ def parseHeaderDoc(node):
 			if (n.nodeName == "docs"):
 				if (n.getAttribute('documentation') != "0"):
 					doc += parseDocs(n)
-	print doc
+	print(doc)
 
 
 def parseFooterDoc(node):
@@ -552,7 +551,7 @@ def parseFooterDoc(node):
 			if (n.nodeName == "docs"):
 				if (n.getAttribute('documentation') != "0"):
 					doc += parseDocs(n)
-	print doc
+	print(doc)
 
 
 def main():
@@ -561,16 +560,17 @@ def main():
 	try:
 		doc = xml.dom.minidom.parse(sys.argv[2])
 	except Exception as inst:
-		print >> sys.stderr
-		print >> sys.stderr, inst
-		print >> sys.stderr
+		sys.stdout = sys.stderr
+		print("")
+		print(inst)
+		print("")
 		sys.exit(1)
 	elem = doc.documentElement
 	if (sys.argv[1] == "-doc"):
-		print "/* WARNING: This file is generated!"
-		print " * Do not edit this file, but edit config.xml instead and run"
-		print " * python configgen.py -doc config.xml to regenerate this file!"
-		print " */"
+		print("/* WARNING: This file is generated!")
+		print(" * Do not edit this file, but edit config.xml instead and run")
+		print(" * python configgen.py -doc config.xml to regenerate this file!")
+		print(" */")
 		# process header
 		for n in elem.childNodes:
 			if n.nodeType == Node.ELEMENT_NODE:
@@ -582,10 +582,10 @@ def main():
 			if n.nodeType == Node.ELEMENT_NODE:
 				if (n.nodeName == "group"):
 					commandsList = parseGroupsList(n, commandsList)
-		print "\\secreflist"
+		print("\\secreflist")
 		for x in sorted(commandsList):
-			print "\\refitem cfg_%s %s" % (x.lower(), x)
-		print "\\endsecreflist"
+			print("\\refitem cfg_%s %s" % (x.lower(), x))
+		print("\\endsecreflist")
 		# process groups and options
 		for n in elem.childNodes:
 			if n.nodeType == Node.ELEMENT_NODE:
@@ -597,24 +597,24 @@ def main():
 				if (n.nodeName == "footer"):
 					parseFooterDoc(n)
 	elif (sys.argv[1] == "-cpp"):
-		print "/* WARNING: This file is generated!"
-		print " * Do not edit this file, but edit config.xml instead and run"
-		print " * python configgen.py -cpp config.xml to regenerate this file!"
-		print " */"
-		print ""
-		print "#include \"configoptions.h\""
-		print "#include \"config.h\""
-		print "#include \"portable.h\""
-		print "#include \"settings.h\""
-		print ""
-		print "void addConfigOptions(Config *cfg)"
-		print "{"
-		print "  ConfigString *cs;"
-		print "  ConfigEnum   *ce;"
-		print "  ConfigList   *cl;"
-		print "  ConfigInt    *ci;"
-		print "  ConfigBool   *cb;"
-		print ""
+		print("/* WARNING: This file is generated!")
+		print(" * Do not edit this file, but edit config.xml instead and run")
+		print(" * python configgen.py -cpp config.xml to regenerate this file!")
+		print(" */")
+		print("")
+		print("#include \"configoptions.h\"")
+		print("#include \"config.h\"")
+		print("#include \"portable.h\"")
+		print("#include \"settings.h\"")
+		print("")
+		print("void addConfigOptions(Config *cfg)")
+		print("{")
+		print("  ConfigString *cs;")
+		print("  ConfigEnum   *ce;")
+		print("  ConfigList   *cl;")
+		print("  ConfigInt    *ci;")
+		print("  ConfigBool   *cb;")
+		print("")
 		# process header
 		for n in elem.childNodes:
 			if n.nodeType == Node.ELEMENT_NODE:
@@ -624,17 +624,17 @@ def main():
 			if n.nodeType == Node.ELEMENT_NODE:
 				if (n.nodeName == "group"):
 					parseGroups(n)
-		print "}"
+		print("}")
 	elif (sys.argv[1] == "-wiz"):
-		print "/* WARNING: This file is generated!"
-		print " * Do not edit this file, but edit config.xml instead and run"
-		print " * python configgen.py -wiz config.xml to regenerate this file!"
-		print " */"
-		print "#include \"configdoc.h\""
-		print "#include \"docintf.h\""
-		print ""
-		print "void addConfigDocs(DocIntf *doc)"
-		print "{"
+		print("/* WARNING: This file is generated!")
+		print(" * Do not edit this file, but edit config.xml instead and run")
+		print(" * python configgen.py -wiz config.xml to regenerate this file!")
+		print(" */")
+		print("#include \"configdoc.h\"")
+		print("#include \"docintf.h\"")
+		print("")
+		print("void addConfigDocs(DocIntf *doc)")
+		print("{")
 		for n in elem.childNodes:
 			if n.nodeType == Node.ELEMENT_NODE:
 				if (n.nodeName == "header"):
@@ -643,7 +643,7 @@ def main():
 			if n.nodeType == Node.ELEMENT_NODE:
 				if (n.nodeName == "group"):
 					parseGroupCDocs(n)
-		print "}"
+		print("}")
 
 if __name__ == '__main__':
 	main()
diff --git a/src/lang_cfg.py b/src/lang_cfg.py
index 329610f..efed05f 100644
--- a/src/lang_cfg.py
+++ b/src/lang_cfg.py
@@ -2,7 +2,7 @@ import sys
 
 if (len(sys.argv) > 1):
     if (sys.argv[1] == "ENONLY"):
-        print "#define ENGLISH_ONLY"
+        print("#define ENGLISH_ONLY")
     else:
-        for x in xrange(1, len(sys.argv)):
-            print "#define LANG_%s"%(sys.argv[x])
+        for x in range(1, len(sys.argv)):
+            print("#define LANG_%s"%(sys.argv[x]))
diff --git a/src/languages.py b/src/languages.py
index 7ce382a..2b02b3e 100755
--- a/src/languages.py
+++ b/src/languages.py
@@ -15,7 +15,7 @@ for f in files:
 # generating file is lang_cfg.py
 # the rules file has to output lang_cfg.h
 #
-print """\
+print("""\
 <?xml version="1.0" encoding="utf-8"?>
 <VisualStudioToolFile
         Name="languages"
@@ -52,7 +52,7 @@ print """\
                                                />
                                        </Values>
                                </EnumProperty>
-"""
+""")
 #
 # generate loop, English is mandatory (so cannot be chosen)
 #
@@ -76,7 +76,7 @@ for f in new_list:
         l1 = l.replace("-","")
         # capatalize first letter
         l = l.title()
-        print """\
+        print("""\
                                    <EnumProperty
                                            Name="%s"
                                            DisplayName="Use %s"
@@ -96,11 +96,11 @@ for f in new_list:
                                                    />
                                            </Values>
                                    </EnumProperty>
-        """ % (l1, l, l, l, f[1], l)
+        """ % (l1, l, l, l, f[1], l))
 
-print """\
+print("""\
                         </Properties>
                 </CustomBuildRule>
         </Rules>
 </VisualStudioToolFile>
-"""
+""")
diff --git a/src/portable_c.c b/src/portable_c.c
index 05bb4bd..fb83b45 100644
--- a/src/portable_c.c
+++ b/src/portable_c.c
@@ -1,3 +1,9 @@
+#if defined(__APPLE__) || defined(macintosh)
+// define this before including iconv.h to avoid a mapping of
+// iconv_open and friends to libicon_open (done by mac ports),
+// while the symbols without 'lib' are linked from /usr/lib/libiconv
+#define LIBICONV_PLUG
+#endif
 #include <iconv.h>
 
 // These functions are implemented in a C file, because there are different