revdump.c 1.0 KB

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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 <bio.h>
  12. #include <disk.h>
  13. static void
  14. enm(char *new, char *old, Dir *d, void*)
  15. {
  16. print("%s %s%s%s%luo %s %s %s\n",
  17. new, (d->mode&DMDIR)?"d":"", (d->mode&DMAPPEND)?"a":"",
  18. (d->mode&DMEXCL)?"l":"", (d->mode&~(DMDIR|DMAPPEND|DMEXCL)),
  19. d->uid, d->gid, old);
  20. }
  21. static void
  22. usage(void)
  23. {
  24. fprint(2, "usage: protodump [-r root] proto\n");
  25. exits("usage");
  26. }
  27. void
  28. main(int argc, char **argv)
  29. {
  30. char *root;
  31. root = "/";
  32. ARGBEGIN{
  33. case 'r':
  34. root = EARGF(usage());
  35. break;
  36. }ARGEND
  37. if(argc != 1)
  38. usage();
  39. if(revrdproto(argv[0], root, enm, nil, nil) < 0)
  40. sysfatal("rdproto: %r");
  41. exits(nil);
  42. }