diplodocus.org Git - nmh/blob - sbr/strdup.c

   1
   2 /*
   3  * strdup.c -- duplicate a string
   4  *
   5  * $Id$
   6  */
   7
   8 #include <h/mh.h>
   9
  10
  11 char *
  12 strdup (const char *str)
  13 {
  14     char *cp;
  15     size_t len;
  16
  17     if (!str)
  18         return NULL;
  19
  20     len = strlen(str) + 1;
  21     if (!(cp = malloc (len)))
  22         return NULL;
  23     memcpy (cp, str, len);
  24     return cp;
  25 }