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diff --git a/src/libs/xpcom18a4/xpcom/ds/nsManifestLineReader.h b/src/libs/xpcom18a4/xpcom/ds/nsManifestLineReader.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#ifndef nsManifestLineReader_h__
+#define nsManifestLineReader_h__
+
+#include "nspr.h"
+#include "nsDebug.h"
+
+class nsManifestLineReader
+{
+public:
+ nsManifestLineReader() : mBase(nsnull) {}
+ ~nsManifestLineReader() {}
+
+ void Init(char* base, PRUint32 flen)
+ {
+ mBase = mCur = mNext = base;
+ mLength = 0;
+ mLimit = base + flen;
+ }
+
+ PRBool NextLine()
+ {
+ if(mNext >= mLimit)
+ return PR_FALSE;
+
+ mCur = mNext;
+ mLength = 0;
+
+ while(mNext < mLimit)
+ {
+ if(IsEOL(*mNext))
+ {
+ *mNext = '\0';
+ for(++mNext; mNext < mLimit; ++mNext)
+ if(!IsEOL(*mNext))
+ break;
+ return PR_TRUE;
+ }
+ ++mNext;
+ ++mLength;
+ }
+ return PR_FALSE;
+ }
+
+ int ParseLine(char** chunks, int* lengths, int maxChunks)
+ {
+ NS_ASSERTION(mCur && maxChunks && chunks, "bad call to ParseLine");
+ int found = 0;
+ chunks[found++] = mCur;
+
+ if(found < maxChunks)
+ {
+ char *lastchunk = mCur;
+ int *lastlength = lengths;
+ for(char* cur = mCur; *cur; cur++)
+ {
+ if(*cur == ',')
+ {
+ *cur = 0;
+ // always fill in the previous chunk's length
+ *lastlength++ = cur - lastchunk;
+ chunks[found++] = lastchunk = cur+1;
+ if(found == maxChunks)
+ break;
+ }
+ }
+ // crazy pointer math - calculate the length of the final chunk
+ *lastlength = (mCur + mLength) - lastchunk;
+ }
+ return found;
+ }
+
+ char* LinePtr() {return mCur;}
+ PRUint32 LineLength() {return mLength;}
+
+ PRBool IsEOL(char c) {return c == '\n' || c == '\r';}
+private:
+ char* mCur;
+ PRUint32 mLength;
+ char* mNext;
+ char* mBase;
+ char* mLimit;
+};
+
+#endif