Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #include "plstr.h"
       7             : #include <string.h>
       8             : 
       9             : PR_IMPLEMENT(char *)
      10             : PL_strcpy(char *dest, const char *src)
      11             : {
      12           0 :     if( ((char *)0 == dest) || ((const char *)0 == src) ) return (char *)0;
      13             : 
      14           0 :     return strcpy(dest, src);
      15             : }
      16             : 
      17             : PR_IMPLEMENT(char *)
      18             : PL_strncpy(char *dest, const char *src, PRUint32 max)
      19             : {
      20             :     char *rv;
      21             :     
      22           0 :     if( (char *)0 == dest ) return (char *)0;
      23           0 :     if( (const char *)0 == src ) return (char *)0;
      24             : 
      25           0 :     for( rv = dest; max && ((*dest = *src) != 0); dest++, src++, max-- )
      26             :         ;
      27             : 
      28             : #ifdef JLRU
      29             :     /* XXX I (wtc) think the -- and ++ operators should be postfix. */
      30             :     while( --max )
      31             :         *++dest = '\0';
      32             : #endif /* JLRU */
      33             : 
      34           0 :     return rv;
      35             : }
      36             : 
      37             : PR_IMPLEMENT(char *)
      38             : PL_strncpyz(char *dest, const char *src, PRUint32 max)
      39             : {
      40             :     char *rv;
      41             :     
      42         140 :     if( (char *)0 == dest ) return (char *)0;
      43         140 :     if( (const char *)0 == src ) return (char *)0;
      44         140 :     if( 0 == max ) return (char *)0;
      45             : 
      46         140 :     for( rv = dest, max--; max && ((*dest = *src) != 0); dest++, src++, max-- )
      47             :         ;
      48             : 
      49         140 :     *dest = '\0';
      50             : 
      51         140 :     return rv;
      52             : }