strdup.c 649 B

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  1. /*
  2. * This file is part of the UCB release of Plan 9. It is subject to the license
  3. * terms in the LICENSE file found in the top-level directory of this
  4. * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
  5. * part of the UCB release of Plan 9, including this file, may be copied,
  6. * modified, propagated, or distributed except according to the terms contained
  7. * in the LICENSE file.
  8. */
  9. #include <u.h>
  10. #include <libc.h>
  11. #include <oventi.h>
  12. char*
  13. vtStrDup(char *s)
  14. {
  15. int n;
  16. char *ss;
  17. if(s == nil)
  18. return nil;
  19. n = strlen(s) + 1;
  20. ss = vtMemAlloc(n);
  21. memmove(ss, s, n);
  22. setmalloctag(ss, getcallerpc());
  23. return ss;
  24. }