Improvements to error reporting

This commit is contained in:
Bobbi Webber-Manners 2020-02-24 22:13:11 -05:00
parent 43abef7f98
commit 585e285abd

View File

@ -1,25 +1,26 @@
/*
* Bobbi January-February 2020
*
* TODO: Error counting & fix error return codes
* TODO: Error log file option
* TODO: Fix mode
* TODO: Do-nothing sort option for use with case-change option
* TODO: Case insensitive sort option
* TODO: Tool for 'extending' volume dir to more than 4 blocks
* TODO: Legacy/extended date format conversion
* TODO: Trimming unused directory blocks
* TODO: Improve output and user interface
* TODO: Maybe make a version that doesn't need GNO
* TODO: Make a version that doesn't need GNO - eliminate call to stat()
*/
#pragma debug 25 /* Enable stack checking */
#pragma debug 9
#pragma lint -1
#pragma stacksize 16384
#pragma memorymodel 0
#pragma optimize -1 /* Disable stack repair code */
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/stat.h>
@ -27,7 +28,6 @@
#include <gsos.h>
#include <prodos.h>
#undef DEBUG /* Enable additional debug printout */
#define CHECK /* Perform additional integrity checking */
@ -82,6 +82,12 @@ struct pd_dirent {
#define PTRSZ 4 /* 4 bytes of pointers at beginning of each blk */
#define FLSZ 8192 /* Bytes required for 64K block free-list */
/* Exit codes */
#define EXIT_SUCCESS 0
#define EXIT_BAD_ARG 1
#define EXIT_ALLOC_ERR 2
#define EXIT_FATAL_ERR 3
/*
* Linked list of directory blocks read from disk
* Original directory block is stored in data[]
@ -143,6 +149,7 @@ static uchar entperblk; /* Number of entries per block */
static char buf[BLKSZ]; /* General purpose scratch buffer */
static char buf2[BLKSZ]; /* General purpose scratch buffer */
static char buf3[BLKSZ]; /* General purpose scratch buffer */
static uint errcount = 0; /* Error counter */
static uchar dowholedisk = 0; /* -D whole-disk option */
static uchar dorecurse = 0; /* -r recurse option */
static uchar dowrite = 0; /* -w write option */
@ -153,8 +160,8 @@ static char sortopts[5] = ""; /* -s:abc list of sort options */
static char caseopts[2] = ""; /* -c:x case conversion option */
/* Prototypes */
void prerr(char *s);
void hline(void);
void err(enum errtype severity, char *fmt, ...);
void flushall(void);
int readdiskblock(uchar device, uint blocknum, char *buf);
int writediskblock(uchar device, uint blocknum, char *buf);
@ -199,18 +206,47 @@ void usage(void);
void processdir(uint device, uint blocknum);
void checkfreeandused(void);
/* Print error string to stderr */
void prerr(char *s) {
fputs(s, stderr);
fputs("\n", stderr);
}
/* Horizontal line */
void hline(void) {
for (uint i=0; i<80; ++i)
putchar('-');
}
enum errtype {WARN, NONFATAL, FATAL, FATALALLOC, FATALBADARG, FINISHED};
/*
* Display error message
*/
void err(enum errtype severity, char *fmt, ...) {
if (severity == FINISHED) {
hline();
if (errcount == 0)
printf("Done - no errors found.\n");
else
printf("Done - %u errors\n", errcount);
hline();
exit(EXIT_SUCCESS);
}
++errcount;
fputs(" ", stdout);
va_list v;
va_start(v, fmt);
vprintf(fmt, v);
putchar('\n');
va_end(v);
switch (severity) {
case FATAL:
printf("Stopping after %u errors\n", errcount);
exit(EXIT_FATAL_ERR);
case FATALALLOC:
printf("Stopping after %u errors\n", errcount);
exit(EXIT_ALLOC_ERR);
case FATALBADARG:
printf("Stopping after %u errors\n", errcount);
exit(EXIT_BAD_ARG);
}
}
/*
* Disable GSOS block cache and flush any unwritten changes
*/
@ -233,7 +269,7 @@ int readdiskblock(uchar device, uint blocknum, char *buf) {
#ifdef CHECK
if (flloaded)
if (isfree(blocknum))
printf(" Block %u is marked free!\n", blocknum);
err(NONFATAL, "Block %u is marked free!", blocknum);
#endif
BlockRec br;
br.blockDevNum = device;
@ -242,7 +278,7 @@ int readdiskblock(uchar device, uint blocknum, char *buf) {
READ_BLOCK(&br);
int rc = toolerror();
if (rc) {
printf(" READ_BLOCK failed, err=%x\n", rc);
err(FATAL, "Block read failed, err=%x", rc);
return -1;
}
return 0;
@ -258,7 +294,7 @@ int writediskblock(uchar device, uint blocknum, char *buf) {
#endif
if ((strcmp(currdir, "LIB") == 0) ||
(strcmp(currdir, "LIBRARIES") == 0)) {
puts("Not writing library directory");
printf("Not writing library directory %s\n", currdir);
return 0;
}
flushall();
@ -270,8 +306,10 @@ int writediskblock(uchar device, uint blocknum, char *buf) {
dr.startingBlock = blocknum;
dr.blockSize = BLKSZ;
DWriteGS(&dr);
if (dr.transferCount != BLKSZ)
if (dr.transferCount != BLKSZ) {
err(FATAL, "Block write failed");
return -1;
}
return 0;
}
@ -306,7 +344,6 @@ void fixcase(char *in, char *out, uchar minvers, uchar vers, uchar len) {
*/
void lowercase(char *p, uchar len, uchar *minvers, uchar *vers) {
uchar idx = 0;
//printf("vers 0x%2x minvers 0x%2x\n", *vers, *minvers);
*vers = 0x01;
*minvers = 0x00;
for (uint i=0; i<7; ++i) {
@ -319,7 +356,6 @@ void lowercase(char *p, uchar len, uchar *minvers, uchar *vers) {
if ((idx < len) && isalpha(p[idx++]))
*minvers |= 0x01;
}
//printf("vers 0x%2x minvers 0x%2x\n", *vers, *minvers);
}
/*
@ -340,7 +376,6 @@ void uppercase(char *p, uchar len, uchar *minvers, uchar *vers) {
void initialcase(uchar mode, char *p, uchar len, uchar *minvers, uchar *vers) {
uchar idx = 0;
uchar capsflag = 1;
//printf("vers 0x%2x minvers 0x%2x\n", *vers, *minvers);
*vers = 0x01;
*minvers = 0x00;
for (uint i=0; i<7; ++i) {
@ -363,9 +398,10 @@ void initialcase(uchar mode, char *p, uchar len, uchar *minvers, uchar *vers) {
else
capsflag = 0;
}
//printf("vers 0x%2x minvers 0x%2x\n", *vers, *minvers);
}
segment "extra";
/*
* Read the first block of a directory and deduce the device ID and block
* number of the first block of the directory.
@ -376,28 +412,24 @@ uchar firstblk(char *dirname, uchar *device, uint *block) {
fp = open(dirname, O_RDONLY);
if (!fp) {
printf("Error opening dir %s\n", dirname);
err(NONFATAL, "Error opening dir %s", dirname);
rv = 1;
goto ret;
}
ssize_t len = read(fp, buf, BLKSZ);
if (len != BLKSZ) {
printf("Error reading first block of dir %s", dirname);
err(NONFATAL, "Error reading first block of dir %s", dirname);
rv = 1;
goto ret;
}
struct stat st;
if (stat(dirname, &st) == -1) {
printf("Can't stat %s\n", dirname);
exit(1);
}
if (stat(dirname, &st) == -1)
err(FATAL, "Can't stat %s", dirname);
if (!S_ISDIR(st.st_mode)) {
printf("%s is not a directory\n", dirname);
exit(1);
}
if (!S_ISDIR(st.st_mode))
err(FATAL, "%s is not a directory", dirname);
*device = st.st_dev;
@ -411,7 +443,7 @@ uchar firstblk(char *dirname, uchar *device, uint *block) {
#ifdef CHECK
if ((hdr->typ_len & 0xf0) != 0xe0) {
puts("Bad storage type");
err(NONFATAL, "Bad storage type");
rv = 1;
goto ret;
}
@ -423,11 +455,8 @@ uchar firstblk(char *dirname, uchar *device, uint *block) {
uint parententlen = hdr->parentlen;
/* Read parent directory block */
if (readdiskblock(*device, parentblk, buf) == -1) {
printf("Can't read parent directory for %s", dirname);
rv = 1;
goto ret;
}
if (readdiskblock(*device, parentblk, buf) == -1)
err(FATAL, "Can't read parent directory for %s", dirname);
struct pd_dirent *ent =
(struct pd_dirent *)(buf + PTRSZ + (parententry-1) * parententlen);
@ -440,8 +469,6 @@ ret:
return rv;
}
segment "extra";
/*
* Parse mtime or ctime fields and populate the fields of the datetime struct
* Supports the legacy ProDOS date/time format as used by ProDOS 1.0->2.4.0
@ -478,21 +505,17 @@ void convertdatetime(uchar time[4], struct datetime *dt) {
*/
int readfreelist(uchar device) {
freelist = (uchar*)malloc(FLSZ);
if (!freelist) {
puts("** Unable to allocate memory **");
exit(3);
}
if (!freelist)
err(FATALALLOC, "** Unable to allocate memory **");
bzero(freelist, FLSZ);
usedlist = (uchar*)malloc(FLSZ);
if (!usedlist) {
puts("** Unable to allocate memory **");
exit(3);
}
if (!usedlist)
err(FATALALLOC, "** Unable to allocate memory **");
bzero(usedlist, FLSZ);
markused(0); /* Boot block */
markused(1); /* SOS boot block */
if (readdiskblock(device, 2, buf) == -1) {
puts("Error reading volume dir");
err(NONFATAL, "Error reading volume dir");
return -1;
}
uint flblk = buf[0x27] + 256U * buf[0x28];
@ -506,7 +529,7 @@ int readfreelist(uchar device) {
for (uint i=0; i<flsize; ++i) {
markused(flblk);
if (readdiskblock(device, flblk++, p) == -1) {
puts("Error reading free list");
err(NONFATAL, "Error reading free list");
return -1;
}
p += BLKSZ;
@ -537,7 +560,6 @@ int isused(uint blk) {
* Mark a block as used
*/
void markused(uint blk) {
//printf("markused(%u)\n", blk);
uint idx = blk / 8;
uint bit = blk % 8;
usedlist[idx] |= (0x80 >> bit);
@ -550,9 +572,9 @@ void markused(uint blk) {
*/
void checkblock(uint blk, char *msg) {
if (isfree(blk))
printf(" %s block %u is marked free!\n", msg, blk);
err(WARN, "%s block %u is marked free!", msg, blk);
if (isused(blk))
printf(" %s block %u is already used!\n", msg, blk);
err(WARN, "%s block %u is already used!", msg, blk);
markused(blk);
}
@ -571,7 +593,7 @@ int seedlingblocks(uchar device, uint keyblk, uint *blkcnt) {
int saplingblocks(uchar device, uint keyblk, uint *blkcnt) {
checkblock(keyblk, "Data");
if (readdiskblock(device, keyblk, buf) == -1) {
printf(" Error reading blk %u\n", keyblk);
err(NONFATAL, "Error reading blk %u", keyblk);
return -1;
}
*blkcnt = 1;
@ -591,7 +613,7 @@ int saplingblocks(uchar device, uint keyblk, uint *blkcnt) {
int treeblocks(uchar device, uint keyblk, uint *blkcnt) {
checkblock(keyblk, "Tree index");
if (readdiskblock(device, keyblk, buf2) == -1) {
printf(" Error reading blk %u\n", keyblk);
err(NONFATAL, "Error reading blk %u", keyblk);
return -1;
}
*blkcnt = 1;
@ -615,7 +637,7 @@ int treeblocks(uchar device, uint keyblk, uint *blkcnt) {
int forkblocks(uchar device, uint keyblk, uint *blkcnt) {
checkblock(keyblk, "Fork key");
if (readdiskblock(device, keyblk, buf3) == -1) {
printf(" Error reading blk %u\n", keyblk);
err(NONFATAL, "Error reading blk %u", keyblk);
return -1;
}
*blkcnt = 1;
@ -639,14 +661,16 @@ int forkblocks(uchar device, uint keyblk, uint *blkcnt) {
treeblocks(device, keyblk, &count);
break;
default:
puts(" Invalid storage type for data fork");
err(NONFATAL, "Invalid storage type for data fork");
count = 0;
break;
}
if (blks != count) {
if (count != 0) {
printf(" Data fork size %u is incorrect", blks);
printf(", should be %u\n", count);
err(NONFATAL,
"Data fork size %u is incorrect, should be %u",
blks, count);
// TODO: FIX MODE
}
}
*blkcnt += count;
@ -669,14 +693,16 @@ int forkblocks(uchar device, uint keyblk, uint *blkcnt) {
treeblocks(device, keyblk, &count);
break;
default:
puts(" Invalid storage type for resource fork");
err(NONFATAL, "Invalid storage type for resource fork");
count = 0;
break;
}
if (blks != count) {
if (count != 0) {
printf(" Resource fork size %u is incorrect", blks);
printf(", should be %u\n", count);
err(NONFATAL,
"Res fork size %u is incorrect, should be %u",
blks, count);
// TODO: FIX MODE
}
}
*blkcnt += count;
@ -693,7 +719,7 @@ int subdirblocks(uchar device, uint keyblk, struct pd_dirent *ent,
if (!dorecurse)
checkblock(keyblk, "Directory");
if (readdiskblock(device, keyblk, buf) == -1) {
printf(" Error reading keyblock %u\n", keyblk);
err(NONFATAL, "Error reading keyblock %u", keyblk);
return -1;
}
*blkcnt = 1;
@ -703,25 +729,29 @@ int subdirblocks(uchar device, uint keyblk, struct pd_dirent *ent,
uint parblk = hdr->parptr[0] + 256U * hdr->parptr[1];
if (parblk != blocknum) {
printf(" Bad parent block %u", parblk);
printf(", should be %u\n", blocknum);
err(NONFATAL, "Bad parent block %u, should be %u",
parblk, blocknum);
// TODO: FIX MODE
}
if (parentry != blkentries) {
printf(" Bad parent block entry %u", parentry);
printf(", should be %u\n", blkentries);
err(NONFATAL, "Bad parent block entry %u, should be %u",
parentry, blkentries);
// TODO: FIX MODE
}
if (parentlen != 0x27)
puts(" Bad parent entry length");
err(NONFATAL, "Bad parent entry length");
char *dirname = buf + 0x05;
if (strncmp(dirname, ent->name, NMLEN))
puts(" Subdirectory name mismatch");
if (strncmp(dirname, ent->name, NMLEN)) {
err(NONFATAL,"Subdirectory name mismatch");
// TODO: FIX MODE
}
blocknum = buf[0x02] + 256U * buf[0x03];
while (blocknum) {
if (!dorecurse)
checkblock(blocknum, "Directory");
if (readdiskblock(device, blocknum, buf) == -1) {
printf(" Error reading dir block %u\n", blocknum);
err(NONFATAL, "Error reading dir block %u", blocknum);
return -1;
}
++(*blkcnt);
@ -737,10 +767,8 @@ int subdirblocks(uchar device, uint keyblk, struct pd_dirent *ent,
*/
void enqueuesubdir(uint blocknum, uint subdiridx) {
struct dirblk *p = (struct dirblk*)malloc(sizeof(struct dirblk));
if (!p) {
puts("** Unable to allocate memory **");
exit(3);
}
if (!p)
err(FATALALLOC, "** Unable to allocate memory **");
p->blocknum = blocknum;
static struct dirblk *prev;
if (subdiridx == 0) { /* First subdir is inserted at head of list */
@ -760,23 +788,22 @@ void enqueuesubdir(uint blocknum, uint subdiridx) {
* blocknum is the block number of the first block of the directory
*/
int readdir(uint device, uint blocknum) {
uint errsbefore = errcount;
uint blkcnt = 1;
uint hdrblknum = blocknum;
numfiles = 0;
blocks = (struct block*)malloc(sizeof(struct block));
if (!blocks) {
puts("** Unable to allocate memory **");
exit(3);
}
if (!blocks)
err(FATALALLOC, "** Unable to allocate memory **");
struct block *curblk = blocks;
curblk->next = NULL;
curblk->blocknum = blocknum;
checkblock(blocknum, "Directory");
if (readdiskblock(device, blocknum, curblk->data) == -1) {
printf("Error reading dir block %d\n", blkcnt);
err(NONFATAL, "Error reading dir block %d", blkcnt);
return 1;
}
@ -791,7 +818,8 @@ int readdir(uint device, uint blocknum) {
hdr->vers, hdr->minvers, hdr->typ_len & 0x0f);
hline();
printf("Directory %s (%d entries)\n", currdir, filecount);
printf("Directory %s (%u", currdir, filecount);
printf(" %s)\n", filecount == 1 ? "entry" : "entries");
hline();
/* Copy pointers and header to sorteddata[], zero the rest */
@ -800,11 +828,11 @@ int readdir(uint device, uint blocknum) {
#ifdef CHECK
if (entsz != 0x27) {
puts("Error - bad entry size");
err(NONFATAL, "Error - bad entry size");
return 1;
}
if (entperblk != 0x0d) {
puts("Error - bad entries/block");
err(NONFATAL, "Error - bad entries/block");
return 1;
}
#endif
@ -903,8 +931,9 @@ int readdir(uint device, uint blocknum) {
uint keyblk = ent->keyptr[0] + 256U * ent->keyptr[1];
uint hdrblk = ent->hdrptr[0] + 256U * ent->hdrptr[1];
if (hdrblk != hdrblknum) {
printf(" Header ptr %u should be %u\n",
err(NONFATAL, "Header ptr %u, should be %u",
hdrblk, hdrblknum);
// TODO: FIX MODE
}
uint count;
switch (ent->typ_len & 0xf0) {
@ -939,20 +968,23 @@ int readdir(uint device, uint blocknum) {
forkblocks(device, keyblk, &count);
break;
default:
printf(" %s: unexpected storage type 0x%x\n",
err(NONFATAL,
"%s: unexpected storage type 0x%x",
namebuf, ent->typ_len & 0xf0);
count = 0;
}
if (blks != count) {
if (count != 0) {
printf(" Size %u is incorrect", blks);
printf(", should be %u\n", count);
err(NONFATAL,
"Size %u is incorrect, "
"should be %u", blks, count);
// TODO: FIX MODE
}
}
#endif
++numfiles;
if (numfiles == MAXFILES) {
puts("** Too many files! **");
err(NONFATAL, "** Too many files! **");
return 1;
}
++entries;
@ -964,10 +996,9 @@ int readdir(uint device, uint blocknum) {
}
curblk->next =
(struct block*)malloc(sizeof(struct block));
if (!curblk->next) {
puts("** Unable to allocate memory **");
exit(3);
}
if (!curblk->next)
err(FATALALLOC,
"** Unable to allocate memory **");
curblk = curblk->next;
curblk->next = NULL;
curblk->blocknum = blocknum;
@ -975,7 +1006,7 @@ int readdir(uint device, uint blocknum) {
checkblock(blocknum, "Directory");
if ( readdiskblock(device, blocknum,
curblk->data) == -1) {
printf(" Error reading dir block %d\n",
err(NONFATAL,"Error reading dir block %d",
blkcnt);
return 1;
}
@ -989,9 +1020,12 @@ int readdir(uint device, uint blocknum) {
idx += entsz;
}
}
if (filecount != entries)
printf("Filecount %u wrong, should be %u\n", filecount, entries);
return 0; // TODO: THIS SHOULD BE NUMBER OF ERRORS
if (filecount != entries) {
err(NONFATAL, "Filecount %u wrong, should be %u",
filecount, entries);
// TODO: FIX MODE
}
return errcount - errsbefore;
}
/*
@ -1183,8 +1217,7 @@ void sortlist(char s) {
cmp_eof_desc);
break;
default:
puts("Invalid sort option");
exit(2);
err(FATALBADARG, "Invalid sort option");
}
}
@ -1193,7 +1226,6 @@ void sortlist(char s) {
*/
void printlist(void) {
hline();
printf("numfiles=%u\n", numfiles);
fputs("Dirblk Entry Type : Name : Blocks EOF ", stdout);
if (do_ctime)
puts("Created");
@ -1240,8 +1272,8 @@ uint blockidxtoblocknum(uint idx) {
void copyent(uint srcblk, uint srcent, uint dstblk, uint dstent, uint device) {
if (dodebug) {
printf(" from dirblk %03u entry %02u\n", srcblk, srcent);
printf(" to dirblk %03u entry %02u\n", dstblk, dstent);
printf(" from dirblk %03u entry %02u", srcblk, srcent);
printf(" to dirblk %03u entry %02u", dstblk, dstent);
}
uint parentblk = blockidxtoblocknum(dstblk);
@ -1306,7 +1338,7 @@ int writedir(uchar device) {
struct block *i = blocks;
while (i) {
if(writediskblock(device, i->blocknum, i->sorteddata) == -1) {
printf("Can't write block %u\n", i->blocknum);
err(NONFATAL, "Can't write block %u", i->blocknum);
return 1;
}
i = i->next;
@ -1328,42 +1360,42 @@ void freeblocks(void) {
}
void usage(void) {
prerr("usage: sortdir [-s xxx] [-n x] [-rDwcvVh] path\n");
prerr(" Options: -s xxx Directory sort options");
prerr(" -n x Filename upper/lower case options");
prerr(" -r Recursive descent");
prerr(" -D Whole-disk mode (implies -r)");
prerr(" -w Enable writing to disk");
prerr(" -c Use creation time rather than modification");
prerr(" -v Verbose output");
prerr(" -V Verbose debugging output");
prerr(" -h This help");
prerr("");
prerr("Upper/lower case option x:");
prerr(" l convert filenames to lower case eg: read.me");
prerr(" u convert filenames to upper case eg: READ.ME");
prerr(" i convert filenames to initial upper case eg: Read.me");
prerr(" c convert filenames to camel case eg: Read.Me");
prerr("");
prerr("Directory sort options xxx, is a list of fields on which to");
prerr("sort. The sort options are processed left-to-right.");
prerr(" n sort by filename ascending");
prerr(" N sort by filename descending");
prerr(" d sort by modification (or creation [-c]) date ascending");
prerr(" D sort by modification (or creation [-c]) date descending");
prerr(" t sort by type ascending");
prerr(" T sort by type descending");
prerr(" f sort folders (directories) to top");
prerr(" F sort folders (directories) to bottom");
prerr(" b sort by blocks used ascending");
prerr(" B sort by blocks used descending");
prerr(" e sort by EOF position ascending");
prerr(" E sort by EOF position descending");
prerr("");
prerr("e.g.: sortdir -w -s nf .");
prerr("Will sort the current directory first by name (ascending),");
prerr("then sort directories to the top, and will write the sorted");
prerr("directory to disk.");
printf("usage: sortdir [-s xxx] [-n x] [-rDwcvVh] path\n\n");
printf(" Options: -s xxx Directory sort options\n");
printf(" -n x Filename upper/lower case options\n");
printf(" -r Recursive descent\n");
printf(" -D Whole-disk mode (implies -r)\n");
printf(" -w Enable writing to disk\n");
printf(" -c Use create time rather than modify time\n");
printf(" -v Verbose output\n");
printf(" -V Verbose debugging output\n");
printf(" -h This help\n");
printf("\n");
printf("Upper/lower case option x:\n");
printf(" l convert filenames to lower case eg: read.me\n");
printf(" u convert filenames to upper case eg: READ.ME\n");
printf(" i convert filenames to initial upper case eg: Read.me\n");
printf(" c convert filenames to camel case eg: Read.Me\n");
printf("\n");
printf("Directory sort options xxx, is a list of fields on which\n");
printf("to sort. The sort options are processed left-to-right.\n");
printf(" n sort by filename ascending\n");
printf(" N sort by filename descending\n");
printf(" d sort by modify (or create [-c]) date ascending\n");
printf(" D sort by modify (or create [-c]) date descending\n");
printf(" t sort by type ascending\n");
printf(" T sort by type descending\n");
printf(" f sort folders (directories) to top\n");
printf(" F sort folders (directories) to bottom\n");
printf(" b sort by blocks used ascending\n");
printf(" B sort by blocks used descending\n");
printf(" e sort by EOF position ascending\n");
printf(" E sort by EOF position descending\n");
printf("\n");
printf("e.g.: sortdir -w -s nf .\n");
printf("Will sort the current directory first by name (ascending),\n");
printf("then sort directories to the top, and will write the\n");
printf("sorted directory to disk.\n");
exit(2);
}
@ -1373,12 +1405,12 @@ void usage(void) {
*/
void processdir(uint device, uint blocknum) {
flushall();
uchar err = readdir(device, blocknum);
uchar errs = readdir(device, blocknum);
if (doverbose) {
printlist();
}
if (err) {
puts("Error scanning directory, will not sort");
if (errs) {
printf("Error scanning directory, will not sort\n");
goto done;
}
if (strlen(sortopts) > 0) {
@ -1395,7 +1427,7 @@ void processdir(uint device, uint blocknum) {
printlist();
}
if (dowrite)
err = writedir(device);
errs = writedir(device);
else if (doverbose)
puts("Not writing to disk without -w");
}
@ -1421,10 +1453,12 @@ void checkfreeandused(void) {
continue;
if (isfree(i)) {
if (isused(i))
printf("Blk %u used, marked free\n", i);
err(NONFATAL,
"Block %u used, marked free", i);
} else {
if (!isused(i))
printf("Blk %u unused, not marked free\n", i);
err(NONFATAL,
"Block %u unused, not marked free", i);
}
}
}
@ -1494,6 +1528,6 @@ int main(int argc, char *argv[]) {
checkfreeandused();
free(freelist);
free(usedlist);
return 0;
err(FINISHED, "");
}