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lightning-sunbird  0.9+nobinonly
prerror.c
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is the Netscape Portable Runtime (NSPR).
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-2000
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #include "primpl.h"
00039 
00040 #include <string.h>
00041 #include <stdlib.h>
00042 
00043 PR_IMPLEMENT(PRErrorCode) PR_GetError(void)
00044 {
00045     PRThread *thread = PR_GetCurrentThread();
00046     return thread->errorCode;
00047 }
00048 
00049 PR_IMPLEMENT(PRInt32) PR_GetOSError(void)
00050 {
00051     PRThread *thread = PR_GetCurrentThread();
00052     return thread->osErrorCode;
00053 }
00054 
00055 PR_IMPLEMENT(void) PR_SetError(PRErrorCode code, PRInt32 osErr)
00056 {
00057     PRThread *thread = PR_GetCurrentThread();
00058     thread->errorCode = code;
00059     thread->osErrorCode = osErr;
00060     thread->errorStringLength = 0;
00061 }
00062 
00063 PR_IMPLEMENT(void) PR_SetErrorText(PRIntn textLength, const char *text)
00064 {
00065     PRThread *thread = PR_GetCurrentThread();
00066 
00067     if (0 == textLength)
00068     {
00069            if (NULL != thread->errorString)
00070                PR_DELETE(thread->errorString);
00071            thread->errorStringSize = 0;
00072     }
00073     else
00074     {
00075            PRIntn size = textLength + 31;  /* actual length to allocate. Plus a little extra */
00076         if (thread->errorStringSize < textLength+1)  /* do we have room? */
00077         {
00078                if (NULL != thread->errorString)
00079                    PR_DELETE(thread->errorString);
00080                   thread->errorString = (char*)PR_MALLOC(size);
00081             if ( NULL == thread->errorString ) {
00082                 thread->errorStringSize = 0;
00083                 thread->errorStringLength = 0;
00084                 return;
00085             }
00086             thread->errorStringSize = size;
00087            }
00088         memcpy(thread->errorString, text, textLength+1 );
00089     }
00090     thread->errorStringLength = textLength;
00091 }
00092 
00093 PR_IMPLEMENT(PRInt32) PR_GetErrorTextLength(void)
00094 {
00095     PRThread *thread = PR_GetCurrentThread();
00096     return thread->errorStringLength;
00097 }  /* PR_GetErrorTextLength */
00098 
00099 PR_IMPLEMENT(PRInt32) PR_GetErrorText(char *text)
00100 {
00101     PRThread *thread = PR_GetCurrentThread();
00102     if (0 != thread->errorStringLength)
00103         memcpy(text, thread->errorString, thread->errorStringLength+1);
00104     return thread->errorStringLength;
00105 }  /* PR_GetErrorText */
00106 
00107