diff options
| -rw-r--r-- | ufs-fsck/dir.c | 126 |
1 files changed, 125 insertions, 1 deletions
diff --git a/ufs-fsck/dir.c b/ufs-fsck/dir.c index 4259aa39..a4b31e34 100644 --- a/ufs-fsck/dir.c +++ b/ufs-fsck/dir.c @@ -19,7 +19,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - /* This routine is used in pass 1 to initialize DIRARRAY and DIRSORTED. Copy information from DP (for number NUMBER) into a newly allocated dirinfo structure and add it to the arrays. */ @@ -63,3 +62,128 @@ record_directory (struct dinode *dp, ino_t number) } +/* Link node INO into lost+found. If PARENT is positive then INO is + a directory, and PARENT is the number of `..' as found in INO. + If PARENT is zero then INO is a directory without any .. entry. */ +void +linkup (ino_t ino, ino_t parent) +{ + struct dinode lfdino; + char tempnam[MAXNAMLEN]; + + if (lfdir == 0) + { + struct dinode rootdino; + getinode (ROOTINO, &rootdino); + + scan_dir (lfname, &lfdir); + if (lfdir == 0) + { + pwarn ("NO lost+found DIRECTORY"); + if (preen || reply ("CREATE")) + { + lfdir = allocdir (ROOTINO, 0, lfmode); + if (lfdir != 0) + { + if (makeentry (ROOTINO, lfdir, lfname)) + { + if (preen) + printf (" (CREATED)"); + } + else + { + freedir (lfdir, ROOTINO); + lfdir = 0; + if (preen) + printf ("\n"); + } + } + } + if (!lfdir) + { + pfatal ("SORRY, CANNOT CREATE lost+found DIRECTORY"); + printf ("\n\n"); + return; + } + } + } + + getinode (lfdir, &lfdino); + if ((DI_MODE (&lfdino) & IFMT) != IFDIR) + { + ino_t oldlfdir; + + pfatal ("lost+found IS NOT A DIRECTORY"); + if (!reply ("REALLOCATE")) + return; + + oldlfdir = lfdir; + + lfdir = allocdir (ROOTINO, 0, lfmode); + if (!lfdir) + { + pfatal ("SORRY, CANNOT CREATE lost+found DIRECTORY"); + printf ("\n\n"); + return; + } + if (!changeino (ROOTINO, lfname, lfdir)) + { + pfatal ("SORRY, CANNOT CREATE lost+found DIRECTORY"); + printf ("\n\n"); + return; + } + + /* One less link to the old one */ + linkfound[oldlfdir]--; + + getinode (lfdir, &lfdino); + } + + if (inodestate[lfdir] != DIR && inodestate[lfdir] != (DIR|DIR_REF)) + { + pfatal ("SORRY. lost+found DIRECTORY NOT ALLOCATED.\n\n"); + return; + } + lftempnam (tempname, ino); + if (makeentry (lfdir, ino, tempname)) + { + pfatal("SORRY. NO SPACE IN lost+found DIRECTORY"); + printf("\n\n"); + return; + } + linkfound[ino]++; + + if (parent >= 0) + { + /* Reset `..' in ino */ + if (parent) + { + if (!changeino (ino, "..", lfdir)) + { + pfatal ("CANNOT ADJUST .. link I=%lu", ino); + return; + } + /* Forget about link to old parent */ + linkfound[parent]--; + } + else if (!makeentry (ino, lfdir, "..")) + { + pfatal ("CANNOT CREAT .. link I=%lu", ino); + return; + } + + /* Account for link to lost+found; update inode directly + here to avoid confusing warning later. */ + linkfound[lfdir]++; + lfdino.di_nlink++; + write_inode (lfdir, &lfdino); + + pwarn ("DIR I=%lu CONNECTED. ", ino); + if (parentdir) + printf ("PARENT WAS I=%lu\n", parentdir); + if (!preen) + printf ("\n"); + } +} + + |