diff --git a/gettext.spec b/gettext.spec
index a7ffd54..ae415cf 100644
--- a/gettext.spec
+++ b/gettext.spec
@@ -1,7 +1,7 @@
 Summary: GNU libraries and utilities for producing multi-lingual messages.
 Name: gettext
 Version: 0.10.38
-Release: 4
+Release: 5
 License: GPL
 Group: Development/Tools
 Source: ftp://ftp.gnu.org/gnu/gettext/%{name}-%{version}.tar.gz
@@ -23,17 +23,16 @@ BuildRequires: emacs
 
 %description
 The GNU gettext package provides a set of tools and documentation for
-producing multi-lingual messages in programs.  Tools include a set of
+producing multi-lingual messages in programs. Tools include a set of
 conventions about how programs should be written to support message
 catalogs, a directory and file naming organization for the message
 catalogs, a runtime library which supports the retrieval of translated
 messages, and stand-alone programs for handling the translatable and
-the already translated strings.  Gettext provides an easy to use
+the already translated strings. Gettext provides an easy to use
 library and tools for creating, using, and modifying natural language
 catalogs and is a powerful and simple method for internationalizing
 programs.
 
-
 %prep
 rm -rf %{buildroot}
 %setup -q
@@ -98,6 +97,10 @@ exit 0
 %{_datadir}/emacs/site-lisp/*
 
 %changelog
+* Thu Aug  9 2001 Trond Eivind Glomsrød <teg@redhat.com>
+- Added "--append" and "-o" to msghack, which should address 
+  initial concerns in #50065
+
 * Thu Jul 19 2001 Trond Eivind Glomsrød <teg@redhat.com>
 - New msghack - from scratch, in python
 
diff --git a/msghack.py b/msghack.py
index b08f848..844e018 100755
--- a/msghack.py
+++ b/msghack.py
@@ -20,7 +20,6 @@
 A msghack replacement
 """
 
-
 import string
 import sys
 
@@ -76,6 +75,18 @@ class GTMessage:
         res=res+"msgid \"%s\"\nmsgstr \"\"\n" % (self._id)
         return res
         
+    def compareMessage(self,msg):
+        """
+        Return  if the messages have identical msgids, 0 otherwise
+        @self The object instance
+        @msg The message to compare to
+        """
+
+        if self._id == msg._id:
+            return 1
+        return 0
+        
+
 class GTMasterMessage:
     """
     A class containing a message, its msgid and various references pointing at it
@@ -155,6 +166,21 @@ class GTFile:
             res=res+message.invertedStrings()+"\n"
         return res
 
+    def msgidDupes(self):
+        """
+        Search for duplicates among the inverted strings
+        @self The object instance
+        """
+        msgids={}
+        res=""
+        for message in self._messages:
+            msgid=message._id
+            if msgids.has_key(msgid):
+                res=res+"Duplicate: %s\n" % (msgid)
+            else:
+                msgids[msgid]=1
+        return res
+
     def getMsgstr(self,msgid):
         """
         Return the msgstr matching the given id. 'None' if missing
@@ -179,6 +205,20 @@ class GTFile:
             res=res+message.emptyMsgStrings()+"\n"
         return res
 
+            
+    def append(self,B):
+        """
+        Append entries from dictionary B which aren't
+        already present in this dictionary
+        @self The object instance
+        @B the dictionary to append messages from
+        """
+
+        for message in B._messages:
+            if not self.getMsgstr(message._id):
+                self._messages.append(message)
+                
+
     def readFile(self,filename):
         """
         Read the contents of a file into the GTFile object
@@ -233,7 +273,6 @@ class GTMaster:
     A class containing a master catalogue of gettext dictionaries
     """
 
-
     def __init__(self,dicts):
         """
         The constructor for the GTMaster class
@@ -271,29 +310,47 @@ class GTMaster:
         for message in self._messages:
             res=res+str(message)+"\n"
         return res
-        
+
 
 if __name__=="__main__":
+    output=None
+    res=None
+    if("-o") in sys.argv:
+        output=sys.argv[sys.argv.index("-o")+1]
+        sys.argv.remove("-o")
+        sys.argv.remove(output)
     if("--invert") in sys.argv:
         file=sys.argv[sys.argv.index("--invert")+1]
         gtf=GTFile(file)
-        print gtf.invertedStrings()
-        sys.exit(0)
-    if("--empty") in sys.argv:
+        res1=gtf.msgidDupes()
+        if res1:
+            sys.stderr.write(res1)
+            sys.exit(1)
+        res=str(gtf.invertedStrings())
+    elif("--empty") in sys.argv:
         file=sys.argv[sys.argv.index("--empty")+1]
         gtf=GTFile(file)
-        print gtf.emptyMsgStrings()
-        sys.exit(0)
-    if("--master") in sys.argv:
+        res=str(gtf.emptyMsgStrings())
+    elif("--master") in sys.argv:
         loc=sys.argv.index("--master")+1
         gtfs=[]
         for file in sys.argv[loc:]:
             gtfs.append(GTFile(file))
-            
         master=GTMaster(gtfs)
-        print master
-        sys.exit(0)
-        
-    print "Not implemented: "+`sys.argv`
-    sys.exit(1)
-    
+        res=str(master)
+    elif("--append") in sys.argv:
+        file=sys.argv[sys.argv.index("--append")+1]
+        file2=sys.argv[sys.argv.index("--append")+2]
+        gtf=GTFile(file)
+        gtf2=GTFile(file2)
+        gtf.append(gtf2)
+        res=str(gtf)
+    else:
+        print "Not implemented: "+str(sys.argv)
+        sys.exit(1)
+    if not output:
+        print res
+    else:
+        file=open(output,"w")
+        file.write(res)
+    sys.exit(0)