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_strcat(char *dest, const char *src)
      11             : {
      12           0 :     if( ((char *)0 == dest) || ((const char *)0 == src) )
      13           0 :         return dest;
      14             : 
      15           0 :     return strcat(dest, src);
      16             : }
      17             : 
      18             : PR_IMPLEMENT(char *)
      19             : PL_strncat(char *dest, const char *src, PRUint32 max)
      20             : {
      21             :     char *rv;
      22             : 
      23           0 :     if( ((char *)0 == dest) || ((const char *)0 == src) || (0 == max) )
      24           0 :         return dest;
      25             : 
      26           0 :     for( rv = dest; *dest; dest++ )
      27             :         ;
      28             : 
      29           0 :     (void)PL_strncpy(dest, src, max);
      30           0 :     return rv;
      31             : }
      32             : 
      33             : PR_IMPLEMENT(char *)
      34             : PL_strcatn(char *dest, PRUint32 max, const char *src)
      35             : {
      36             :     char *rv;
      37             :     PRUint32 dl;
      38             : 
      39           0 :     if( ((char *)0 == dest) || ((const char *)0 == src) )
      40           0 :         return dest;
      41             : 
      42           0 :     for( rv = dest, dl = 0; *dest; dest++, dl++ )
      43             :         ;
      44             : 
      45           0 :     if( max <= dl ) return rv;
      46           0 :     (void)PL_strncpyz(dest, src, max-dl);
      47             : 
      48           0 :     return rv;
      49             : }