lgcosta/reiserfsprogs
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Imported reiserfsprogs-3.6.13

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This commit is contained in:
Jeff Mahoney committed 2012-10-11 11:30:27 -04:00
1 parent cccefa4d84
commit 18057cdad6
78 files changed
+1697 -2226
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lib/io.c
+20 -55
View File
@@ -1,8 +1,9 @@
/*
* Copyright 1996-2003 by Hans Reiser, licensing governed by
* Copyright 1996-2004 by Hans Reiser, licensing governed by
* reiserfsprogs/README
*/
#define _FILE_OFFSET_BITS 64
#define _GNU_SOURCE
#include <stdio.h>
@@ -22,28 +23,25 @@
void check_memory_msg (void) {
fprintf(stderr,
"\nThe problem has occurred looks like a hardware problem (perhaps memory).\n"
"Send us the bug report only if the second run dies at the same place with\n"
"the same block number.\n");
"\nThe problem has occurred looks like a hardware problem (perhaps\n"
"memory). Send us the bug report only if the second run dies at\n"
"the same place with the same block number.\n");
}
void check_hd_msg (void) {
fprintf(stderr,
"\nThe problem has occurred looks like a hardware problem.\n"
"If you have bad blocks, we advise you to get a new hard\n"
"drive, because once you get one bad block that the disk\n"
"drive internals cannot hide from your sight, the chances\n"
"of getting more are generally said to become much higher\n"
"(precise statistics are unknown to us), and this disk drive\n"
"is probably not expensive enough for you to risk your time\n"
"and data on it. If you don't want to follow that advice,\n"
"then if you have just a few bad blocks, try writing to the\n"
"bad blocks and see if the drive remaps the bad blocks (that\n"
"means it takes a block it has in reserve and allocates it\n"
"for use for requests of that block number). If it cannot\n"
"remap the block, this could be quite bad, as it may mean\n"
"that so many blocks have gone bad that none remain in \n"
"reserve to allocate.\n");
"\nThe problem has occurred looks like a hardware problem. If you have\n"
"bad blocks, we advise you to get a new hard drive, because once you\n"
"get one bad block that the disk drive internals cannot hide from\n"
"your sight,the chances of getting more are generally said to become\n"
"much higher (precise statistics are unknown to us), and this disk\n"
"drive is probably not expensive enough for you to you to risk your\n"
"time and data on it. If you don't want to follow that follow that\n"
"advice then if you have just a few bad blocks, try writing to the\n"
"bad blocks and see if the drive remaps the bad blocks (that means\n"
"it takes a block it has in reserve and allocates it for use for\n"
"of that block number). If it cannot remap the block, use badblock\n"
"option (-B) with reiserfs utils to handle this block correctly.\n");
}
static int is_bad_block (unsigned long block)
@@ -514,7 +512,7 @@ struct buffer_head * bread (int dev, unsigned long block, size_t size)
ret = f_read(bh);
if (ret > 0)
die ("%s: End of file, cannot read the block (%lu).\n", __FUNCTION__, bh->b_blocknr);
die ("%s: End of file, cannot read the block (%lu).\n", __FUNCTION__, block);
else if (ret < 0) {
/* BAD BLOCK LIST SUPPORT
* die ("%s: Cannot read a block # %lu. Specify list of badblocks\n",*/
@@ -522,10 +520,10 @@ struct buffer_head * bread (int dev, unsigned long block, size_t size)
if (errno == EIO) {
check_hd_msg();
die ("%s: Cannot read the block (%lu): (%s).\n", __FUNCTION__,
bh->b_blocknr, strerror(errno));
block, strerror(errno));
} else {
fprintf (stderr, "%s: Cannot read the block (%lu): (%s).\n", __FUNCTION__,
bh->b_blocknr, strerror(errno));
block, strerror(errno));
return NULL;
}
}
@@ -534,26 +532,6 @@ struct buffer_head * bread (int dev, unsigned long block, size_t size)
return bh;
}
int valid_offset( int fd, loff_t offset)
{
char ch;
loff_t res;
/*res = reiserfs_llseek (fd, offset, 0);*/
res = lseek64 (fd, offset, SEEK_SET);
if (res < 0)
return 0;
/* if (read (fd, &ch, 1) < 0) does not wirk on files */
if (read (fd, &ch, 1) < 1)
return 0;
return 1;
}
#define ROLLBACK_FILE_START_MAGIC "_RollBackFileForReiserfsFSCK"
static struct block_handler * rollback_blocks_array;
@@ -986,16 +964,3 @@ void invalidate_buffers (int dev)
_invalidate_buffer_list(Buffer_list_head, dev) ;
_invalidate_buffer_list(g_free_buffers, dev) ;
}
int user_confirmed (FILE * fp, char * q, char * yes)
{
char * answer = 0;
size_t n = 0;
fprintf (fp, "%s", q);
if (getline (&answer, &n, stdin) != (ssize_t)strlen (yes) || strcmp (yes, answer))
return 0;
return 1;
}