[src/trunk]: src/sbin/fsck_ext2fs more informative debug output for unsupport...

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/220ffe137343
branches:  trunk
changeset: 347144:220ffe137343
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Mon Aug 15 19:13:24 2016 +0000

description:
more informative debug output for unsupported features

diffstat:

 sbin/fsck_ext2fs/setup.c |  21 +++++++++++++++++++--
 1 files changed, 19 insertions(+), 2 deletions(-)

diffs (49 lines):

diff -r 89fcc5412738 -r 220ffe137343 sbin/fsck_ext2fs/setup.c
--- a/sbin/fsck_ext2fs/setup.c  Mon Aug 15 18:57:06 2016 +0000
+++ b/sbin/fsck_ext2fs/setup.c  Mon Aug 15 19:13:24 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: setup.c,v 1.34 2016/08/15 18:57:06 jdolecek Exp $      */
+/*     $NetBSD: setup.c,v 1.35 2016/08/15 19:13:24 jdolecek Exp $      */
 
 /*
  * Copyright (c) 1980, 1986, 1993
@@ -58,7 +58,7 @@
 #if 0
 static char sccsid[] = "@(#)setup.c    8.5 (Berkeley) 11/23/94";
 #else
-__RCSID("$NetBSD: setup.c,v 1.34 2016/08/15 18:57:06 jdolecek Exp $");
+__RCSID("$NetBSD: setup.c,v 1.35 2016/08/15 19:13:24 jdolecek Exp $");
 #endif
 #endif /* not lint */
 
@@ -78,6 +78,8 @@
 #include <string.h>
 #include <ctype.h>
 
+#include <util.h>
+
 #include "fsck.h"
 #include "extern.h"
 #include "fsutil.h"
@@ -385,6 +387,21 @@
                            sblock.e2fs.e2fs_features_compat,
                            sblock.e2fs.e2fs_features_incompat,
                            sblock.e2fs.e2fs_features_rocompat);
+
+                       if ((sblock.e2fs.e2fs_features_rocompat & ~EXT2F_ROCOMPAT_SUPP_FSCK)) {
+                               char buf[512];
+
+                               snprintb(buf, sizeof(buf), EXT2F_ROCOMPAT_BITS,
+                                       sblock.e2fs.e2fs_features_rocompat & ~EXT2F_ROCOMPAT_SUPP_FSCK);
+                               printf("unsupported rocompat features: %s\n", buf);
+                       }
+                       if ((sblock.e2fs.e2fs_features_incompat & ~EXT2F_INCOMPAT_SUPP_FSCK)) {
+                               char buf[512];
+
+                               snprintb(buf, sizeof(buf), EXT2F_INCOMPAT_BITS,
+                                       sblock.e2fs.e2fs_features_incompat & ~EXT2F_INCOMPAT_SUPP_FSCK);
+                               printf("unsupported incompat features: %s\n", buf);
+                       }
                }
                badsb(listerr, "INCOMPATIBLE FEATURE BITS IN SUPER BLOCK");
                return 0;