revdump.c 651 B

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  1. #include <u.h>
  2. #include <libc.h>
  3. #include <bio.h>
  4. #include <disk.h>
  5. static void
  6. enm(char *new, char *old, Dir *d, void*)
  7. {
  8. print("%s %s%s%s%luo %s %s %s\n",
  9. new, (d->mode&DMDIR)?"d":"", (d->mode&DMAPPEND)?"a":"",
  10. (d->mode&DMEXCL)?"l":"", (d->mode&~(DMDIR|DMAPPEND|DMEXCL)),
  11. d->uid, d->gid, old);
  12. }
  13. static void
  14. usage(void)
  15. {
  16. fprint(2, "usage: protodump [-r root] proto\n");
  17. exits("usage");
  18. }
  19. void
  20. main(int argc, char **argv)
  21. {
  22. char *root;
  23. root = "/";
  24. ARGBEGIN{
  25. case 'r':
  26. root = EARGF(usage());
  27. break;
  28. }ARGEND
  29. if(argc != 1)
  30. usage();
  31. if(revrdproto(argv[0], root, enm, nil, nil) < 0)
  32. sysfatal("rdproto: %r");
  33. exits(nil);
  34. }