svn commit: r191587 - stable/7/sbin/fsck_ffs

[Xin LI]

Author: delphij
Date: Mon Apr 27 19:15:14 2009
New Revision: 191587
URL: http://svn.freebsd.org/changeset/base/191587

Log:
  Add -C back.
  
  Approved by:	re (kensmith)

Modified:
  stable/7/sbin/fsck_ffs/fsck.h
  stable/7/sbin/fsck_ffs/fsck_ffs.8
  stable/7/sbin/fsck_ffs/main.c
  stable/7/sbin/fsck_ffs/setup.c

Modified: stable/7/sbin/fsck_ffs/fsck.h
==============================================================================
--- stable/7/sbin/fsck_ffs/fsck.h	Mon Apr 27 19:14:43 2009	(r191586)
+++ stable/7/sbin/fsck_ffs/fsck.h	Mon Apr 27 19:15:14 2009	(r191587)
@@ -271,6 +271,7 @@ int	bkgrdflag;		/* use a snapshot to run
 int	bflag;			/* location of alternate super block */
 int	debug;			/* output debugging info */
 char	damagedflag;		/* run in damaged mode */
+char	ckclean;		/* only do work if not cleanly unmounted */
 int	cvtlevel;		/* convert to newer file system format */
 int	bkgrdcheck;		/* determine if background check is possible */
 int	bkgrdsumadj;		/* whether the kernel have ability to adjust superblock summary */

Modified: stable/7/sbin/fsck_ffs/fsck_ffs.8
==============================================================================
--- stable/7/sbin/fsck_ffs/fsck_ffs.8	Mon Apr 27 19:14:43 2009	(r191586)
+++ stable/7/sbin/fsck_ffs/fsck_ffs.8	Mon Apr 27 19:15:14 2009	(r191587)
@@ -29,7 +29,7 @@
 .\"	@(#)fsck.8	8.4 (Berkeley) 5/9/95
 .\" $FreeBSD$
 .\"
-.Dd January 20, 2009
+.Dd January 25, 2009
 .Dt FSCK_FFS 8
 .Os
 .Sh NAME
@@ -46,9 +46,9 @@
 .Ar ...
 .Sh DESCRIPTION
 The specified disk partitions and/or file systems are checked.
-In "preen" mode the clean flag of each file system's superblock is examined
-and only those file systems that
-are not marked clean are checked.
+In "preen" or "check clean" mode the clean flag of each file system's
+superblock is examined and only those file systems that are not marked clean
+are checked.
 File systems are marked clean when they are unmounted,
 when they have been mounted read-only, or when
 .Nm
@@ -175,6 +175,14 @@ Use the block specified immediately afte
 the super block for the file system.
 An alternate super block is usually located at block 32 for UFS1,
 and block 160 for UFS2.
+.It Fl C
+Check if file system was dismouted cleanly.
+If so, skip file system checks (like "preen").
+However, if the file system was not cleanly dismounted, do full checks,
+is if
+.Nm
+was invoked without
+.Fl C .
 .It Fl c
 Convert the file system to the specified level.
 Note that the level of a file system can only be raised.

Modified: stable/7/sbin/fsck_ffs/main.c
==============================================================================
--- stable/7/sbin/fsck_ffs/main.c	Mon Apr 27 19:14:43 2009	(r191586)
+++ stable/7/sbin/fsck_ffs/main.c	Mon Apr 27 19:15:14 2009	(r191587)
@@ -82,7 +82,7 @@ main(int argc, char *argv[])
 	sync();
 	skipclean = 1;
 	damagedflag = 0;
-	while ((ch = getopt(argc, argv, "b:Bc:dDfFm:npy")) != -1) {
+	while ((ch = getopt(argc, argv, "b:Bc:CdDfFm:npy")) != -1) {
 		switch (ch) {
 		case 'b':
 			skipclean = 0;
@@ -132,6 +132,10 @@ main(int argc, char *argv[])
 
 		case 'p':
 			preen++;
+			/*FALLTHROUGH*/
+
+		case 'C':
+			ckclean++;
 			break;
 
 		case 'y':
@@ -151,7 +155,7 @@ main(int argc, char *argv[])
 
 	if (signal(SIGINT, SIG_IGN) != SIG_IGN)
 		(void)signal(SIGINT, catch);
-	if (preen)
+	if (ckclean)
 		(void)signal(SIGQUIT, catchquit);
 	signal(SIGINFO, infohandler);
 	if (bkgrdflag) {
@@ -216,7 +220,7 @@ checkfilesys(char *filesys)
 	errmsg[0] = '\0';
 
 	cdevname = filesys;
-	if (debug && preen)
+	if (debug && ckclean)
 		pwarn("starting\n");
 	/*
 	 * Make best effort to get the disk name. Check first to see
@@ -251,7 +255,7 @@ checkfilesys(char *filesys)
 			exit(7);	/* Filesystem clean, report it now */
 		exit(0);
 	}
-	if (preen && skipclean) {
+	if (ckclean && skipclean) {
 		/*
 		 * If file system is gjournaled, check it here.
 		 */
@@ -302,7 +306,7 @@ checkfilesys(char *filesys)
 					    "CANNOT RUN IN BACKGROUND\n");
 				}
 				if ((sblock.fs_flags & FS_UNCLEAN) == 0 &&
-				    skipclean && preen) {
+				    skipclean && ckclean) {
 					/*
 					 * file system is clean;
 					 * skip snapshot and report it clean

Modified: stable/7/sbin/fsck_ffs/setup.c
==============================================================================
--- stable/7/sbin/fsck_ffs/setup.c	Mon Apr 27 19:14:43 2009	(r191586)
+++ stable/7/sbin/fsck_ffs/setup.c	Mon Apr 27 19:15:14 2009	(r191587)
@@ -65,7 +65,7 @@ static struct disklabel *getdisklabel(ch
 /*
  * Read in a superblock finding an alternate if necessary.
  * Return 1 if successful, 0 if unsuccessful, -1 if file system
- * is already clean (preen mode only).
+ * is already clean (ckclean and preen mode only).
  */
 int
 setup(char *dev)
@@ -201,7 +201,7 @@ setup(char *dev)
 		pwarn("USING ALTERNATE SUPERBLOCK AT %d\n", bflag);
 		bflag = 0;
 	}
-	if (skipclean && preen && sblock.fs_clean) {
+	if (skipclean && ckclean && sblock.fs_clean) {
 		pwarn("FILE SYSTEM CLEAN; SKIPPING CHECKS\n");
 		return (-1);
 	}