pbd.c 658 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. void
  12. main(void)
  13. {
  14. char buf[512], *p;
  15. p = "???";
  16. if(getwd(buf, sizeof buf)){
  17. p = strrchr(buf, '/');
  18. if(p == nil)
  19. p = buf;
  20. else if(p>buf || p[1]!='\0')
  21. p++;
  22. }
  23. write(1, p, strlen(p));
  24. exits(0);
  25. }