compiler/stdc/strdup.c

   1 /*
   2     Copyright © 1995-2012, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     POSIX.1-2008 function strdup().
   6 */
   7
   8 #include <stdlib.h>
   9
  10 /*****************************************************************************
  11
  12     NAME */
  13 #include <string.h>
  14
  15         char * strdup (
  16
  17 /*  SYNOPSIS */
  18         const char * orig)
  19
  20 /*  FUNCTION
  21         Create a copy of a string. The copy can be freed with free() or will
  22         be freed when the program ends.
  23
  24     INPUTS
  25         str1 - Strings to duplicate
  26
  27     RESULT
  28         A copy of the string which can be freed with free().
  29
  30     NOTES
  31
  32     EXAMPLE
  33
  34     BUGS
  35
  36     SEE ALSO
  37
  38     INTERNALS
  39
  40 ******************************************************************************/
  41 {
  42     char * copy;
  43     char * ptr;
  44
  45     if ((copy = malloc (strlen (orig)+1)))
  46     {
  47         ptr = copy;
  48
  49         while ((*ptr ++ = *orig ++));
  50     }
  51
  52     return copy;
  53 } /* strdup */
  54