From f7984144d514d5ddb96bd16b59ae5bb4a2b7679a Mon Sep 17 00:00:00 2001
From: Ben Gras <ben@minix3.org>
Date: Fri, 22 Dec 2006 13:40:37 +0000
Subject: [PATCH]  . fsck needs more memory  . fsck must deal with
 s_max_file_size in superblock being larger    than LONG_MAX now that off_t is
 signed

---
 commands/simple/Makefile | 2 +-
 commands/simple/fsck.c   | 9 +++++++--
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/commands/simple/Makefile b/commands/simple/Makefile
index b7ae3806c..2ab7702b9 100755
--- a/commands/simple/Makefile
+++ b/commands/simple/Makefile
@@ -419,7 +419,7 @@ fortune:	fortune.c
 
 fsck:	fsck.c
 	$(CCLD) -o $@ $?
-	@install -S 4096k $@
+	@install -S 5120k $@
 
 fsck1:	fsck1.c
 	$(CCLD) -o $@ $?
diff --git a/commands/simple/fsck.c b/commands/simple/fsck.c
index 5135de513..14cadc6bd 100755
--- a/commands/simple/fsck.c
+++ b/commands/simple/fsck.c
@@ -573,8 +573,11 @@ void getsuper()
   if (sb.s_zmap_blocks <= 0) fatal("no zmap");
   if (sb.s_firstdatazone <= 4) fatal("first data zone too small");
   if (sb.s_log_zone_size < 0) fatal("zone size < block size");
-  if (sb.s_max_size <= 0) fatal("max. file size <= 0");
-
+  if (sb.s_max_size <= 0) {
+	printf("max file size %ld ", sb.s_max_size);
+  	sb.s_max_size = LONG_MAX;
+	printf("set to %ld\n", sb.s_max_size);
+  }
 }
 
 /* Check the super block for reasonable contents. */
@@ -616,6 +619,8 @@ void chksuper()
   maxsize = MAX_FILE_POS;
   if (((maxsize - 1) >> sb.s_log_zone_size) / block_size >= MAX_ZONES)
 	maxsize = ((long) MAX_ZONES * block_size) << sb.s_log_zone_size;
+  if(maxsize <= 0)
+	maxsize = LONG_MAX;
   if (sb.s_max_size != maxsize) {
 	printf("warning: expected max size to be %ld ", maxsize);
 	printf("instead of %ld\n", sb.s_max_size);
-- 
2.44.0