versionhistory.doc

/* $Revision Header built automatically *************** (do not edit) ************
**
** © Copyright by Michiel Pelt
**
** File             : ProfFileSystem
** Created on       : Wednesday, 01-May-93 23:53:02
** Created by       : Michiel Pelt
** Current revision : V18.4
**
**
** Purpose
** -------
**     A filesystem for the C= Amiga.
**
** Revision V19.0
** --------------
** Added support for larger files and volumes
**
** Revision V18.6
** --------------
** The first open source release based on 18.4 sources and updated by
** the open source development team
**   - updated to 18.5 specs
**   - compiles on gcc
**   - bugfix for large disks
**   - MorphOs compatibility
**   - various bugfixes 
**
** Revision V18.5
** --------------
** The last commercial release, PFS V5.3
**
** Revision V18.4 bugfix
** --------------
** created on Saturday, 11.09.99 18:02:53  by  Michiel Pelt.   LogMessage :
**   - fixed deldir bugs 152, 153 and 154
**     (deldir datestamps and block locking)
**
** Revision V18.3 release
** --------------
** created on Sunday, 13.06.99 17:48:37  by  Michiel Pelt.   LogMessage :
**   - Fixed bug related to rblkcluster sanity check
**
** Revision V18.2 beta
** --------------
** created on Wednesday, 19.05.99 12:49:03  by  Michiel Pelt.   LogMessage :
**   - Fixed bugs found during test procedure
**
** Revision V18.1 beta
** --------------
** created on Thursday, 13.05.99 17:12:06  by  Michiel Pelt.   LogMessage :
**   - Support for long filenames
**
** Revision V17.14 beta
** --------------
** created on Monday, 26.04.99 17:19:25  by  Michiel Pelt.   LogMessage :
**   - beta warning 1 bug (142) fixed 
**   - device name in error messages
**   - 30 buffers reset to 150
**   - grotere reserved area schijven
**
** Revision V17.13 beta
** --------------
** created on Monday, 29.03.99 10:11:37  by  Michiel Pelt.   LogMessage :
**   - Autoupgrade bug fixed
**
** Revision V17.12 beta
** --------------
** created on Thursday, 11.03.99 12:25:03  by  Michiel Pelt.   LogMessage :
**   - fixed superdeldir bugs and enhanced setdeldir
**   - releasenumbers with mu and ds indication in format requester
**
** Revision V17.11 beta
** --------------
** created on Tuesday, 09.03.99 11:46:01  by  Michiel Pelt.   LogMessage :
**   - fixed bug 00137
**   - releasenumbers in versionhistory.doc
**
** Revision V17.10 beta
** --------------
** created on Saturday, 06.03.99 21:45:40  by  Michiel Pelt.   LogMessage :
**   - Fixed bug 00136: KB blocks didn't work
**   - MODE_EXTROVING: bitrovingpointer voor reserved area (00114)
**
** Revision V17.9 beta
** --------------
** created on Tuesday, 23.02.99 07:44:39  by  Michiel Pelt.   LogMessage :
**   - Larger delete directory: zie source/doc/deldir2.doc
**   - Bugfix 00132, 00134, 00135
**
** Revision V17.8
** --------------
** created on Saturday, 27.09.98 12:25:13  by  Michiel Pelt.   LogMessage :
**   - Writeprotection softprotect can be disabled by c:Lock
**   - Copyprotection fail results in readonly disk
**	 - ErrorMsg from macro to function -> save > 1K
**
** Revision V17.7 not released
** --------------
** created on Friday, 25.09.98 23:17:48  by  Michiel Pelt.   LogMessage :
**   - Release version 4.4
**
** Revision V17.6 beta
** --------------
** created on Sunday, 20.09.98 18:17:39  by  Michiel Pelt.   LogMessage :
**   - Fixed superindex mode problems
**
** Revision V17.5 beta
** --------------
** created on Monday, 14.09.98 20:12:55  by  Michiel Pelt.   LogMessage :
**   - Test version for Phase 5 bug
**
** Revision V17.4 beta
** --------------
** created on Tuesday, 01.09.98 07:13:41  by  Michiel Pelt.   LogMessage :
**   - Support for TD64
**   - New blocktype: anode superindex, plus more bitmapindexblocks
**	 - Error if disk > 4G en geen DS of TD64
**   - Fixed issues 118, 121, 123
**
** Revision V17.3 release 4.1
** --------------
** created on Tuesday, 16.06.98 12:40:38  by  Michiel Pelt.   LogMessage :
**   - Fixed issues 116, 117: problems with formatting 4G disks.
**
** Revision V17.2
** --------------
** created on Thursday, 30.05.98 17:26:23  by  Michiel Pelt.   LogMessage :
**   - fixed bugs 106-109 plus part of 105
**   - max buffers to 600
**	 - added ACTION_IS_PFS2
**
** Revision V17.1 beta
** --------------
** created on Wednesday, 27.05.98 22:02:27  by Mark Harden.   LogMessage :
**   - Added second DMAMask failover to include MEMF_LOCAL
**
** Revision V17.0 beta
** --------------
** created on Friday, 22.05.98 23:09:01  by  Michiel Pelt.   LogMessage :
**   - Added datestamps, OPTION_DATESTAMP (Issue 00103)
**   - Updated custom packets for PFS2
**   - Compiled with SAS/C 6.58
**   - Built version for 060 (040 is the same as 020)
**
** Revision V16.23 release
** --------------
** created on Wednesday, 22.04.98 20:37:38  by  Michiel Pelt.   LogMessage :
**   - Copyright transferred from FLD to GREED
**   - Changed name from AFS to PFS-II
**   - fixed filecorruption bug in Allocation.c
**
** Revision V16.22 beta
** --------------
** created on Sunday, 19.04.98 02:33:20  by  Michiel Pelt.   LogMessage :
**   - fixed munglist problem reported by ATL
**
** Revision V16.21 release
** --------------
** created on Wednesday, 19.02.97 21:50:39  by  Michiel Pelt.   LogMessage :
**   - Update procedure is aborted when error occurs (saver)
**   - Less requesters
**
** Revision V16.20
** --------------
** created on Sunday, 18.08.96 11:36:22  by  Michiel Pelt.   LogMessage :
**   - Empty directoryblocks written by AllocLRU() now detectable
**     by ignoring dirtystate in update:RemoveEmptyDBlocks()
**   - Global dirty flag set on each write (better for idle signal)
**
** Revision V16.19
** --------------
** created on Monday, 29.07.96 21:17:38  by  Michiel Pelt.   LogMessage :
**   - ACTION_ADD_IDLE_SIGNAL added
**   - Maskfail -> MEMF_24BITDMA
**
** Revision V16.18
** --------------
** created on Sunday, 23.06.96 17:05:10  by  Michiel Pelt.   LogMessage :
**   - BUGFIX: When entering sleepmode flushed references were 
**     ignored, causing enforcer hits and crashes when awaking
**
** Revision V16.17
** --------------
** created on Saturday, 08.06.96 16:15:36  by  Michiel Pelt.   LogMessage :
**   - Overwriting a file caused hardlinks to that file to become
**     corrupt (caused by NewFile())
**   - SetDate op deldirfile gaf 'Please Insert Volume' requester
**
** Revision V16.16
** --------------
** created on Monday, 01.04.96 11:03:24  by  Michiel Pelt.   LogMessage :
**   - ACTION_DIE problems fixed (see dd_Quit)
**
** Revision V16.15
** --------------
** created on Thursday, 14.03.96 23:20:46  by  Michiel Pelt.   LogMessage :
**   - bugfix: SetFileSize didn't work if #blocks remained constant
**   - big directory performance improvement
**   - fixed bug in diskchange code (FreeVec(rootblock) instead of FreeBufmem())
**
** Revision V16.14
** --------------
** created on Thursday, 07.03.96 10:15:11  by  Michiel Pelt.   LogMessage :
**	 - FreeBlocksAC: updatedisk, but no tobefreed_index update
**   > Fixes from 17 (Working) tree
**   - enforcer hit in checkupdate fixed
**   - format fixed
**   - rename muAF access fixed
**   - realloc anodebitmap bug fixed
**	 - number of reserved blocks calculation
**
** Revision V16.13
** --------------
** created on Monday, 19.02.96 10:12:07  by  Michiel Pelt.   LogMessage :
**   - Fixed DICE MakeIndex bug: CD file, Lock file/"". Fix in dd_Lock
**     routine (bug in this fix fixed in 16.14)
**
** Revision V16.12	-- working tree overlap --
** --------------
** created on Monday, 29.01.96 23:21:31  by  Michiel Pelt.   LogMessage :
**   - Anodebitmap implemented
**     |-> less cache need and much faster file-create on large disks
**
** Revision V16.11	-- working tree overlap --
** --------------
** created on Wednesday, 24.01.96 13:47:59  by  Michiel Pelt.   LogMessage :
**   - Notification problems fixed
**     Softlink problem fixed
**     Rootblock not updated after reinsertion of known disk
**
** Revision V16.10
** --------------
** created on Friday, 29.12.95 12:05:49  by  Michiel Pelt.   LogMessage :
**   - ACTION_SET_ROLLOVER added
**   - overwriting rollover files doesn't cause them to become 
**     ordinary files
**
** Revision V16.9
** --------------
** created on Thursday, 21.12.95 13:06:33  by  Michiel Pelt.   LogMessage :
**   - Several significant bugfixes
**
** Revision V16.8
** --------------
** created on Monday, 11.12.95 18:35:14  by  Michiel Pelt.   LogMessage :
**   - Direct SCSI support
**
** Revision V16.7
** --------------
** created on Saturday, 09.12.95 17:15:44  by  Michiel Pelt.   LogMessage :
**   - bugfix: virtualsize of rollover files was limited to 64K
**   - bugfix: enforcer hit when reading from .deldir
**
** Revision V16.6
** --------------
** created on Monday, 04.12.95 13:24:34  by  Michiel Pelt.   LogMessage :
**   - Rollover files implemented
**   - Reserved area roving pointer stored in rootblockextension
**   - bugfix: format deldir creation
**   - bugfix: makedirentry error handling
**   - bugfix: crossvolume hardlinks
**   - various other bugfixes
**
** Revision V16.5
** --------------
** created on Wednesday, 22.11.95 16:38:12  by  Michiel Pelt.   LogMessage :
**   - bugfix: Sleepmode was unintentionally disabled
**   - bugfix: ACTION_UPDATE_ANODE sent wrong result on error
**   - bugfix: Reserved block allocation sometimes compromised atomic commit
**   - afsversion field in rootblock extension used now
**   - bugfix: rootblock wasn't reloaded after SLEEP_MODE was left
**
** Revision V16.4
** --------------
** created on Wednesday, 15.11.95 17:02:01  by  Michiel Pelt.   LogMessage :
**   - Rootblock extension implemented
**   - Postponed operations implemented
**   - bugfix: IsTail() could cause crash after diskchange (or uninhibit)
**   - bugfix: 16.3 had a bug in ChangeFileSize online dir. update
**
** Revision V16.3
** --------------
** created on Tuesday, 07.11.95 14:52:17  by  Michiel Pelt.   LogMessage :
**   - True Atomic Update
**     -> only 'postponed' delete is still missing
**   - No volume datestamp update (ever)
**
** Revision V16.2
** --------------
** created on Thursday, 12.10.95 00:23:44  by  Michiel Pelt.   LogMessage :
**   - new data caching algortihm, improving random write access
**
** Revision V16.1
** --------------
** created on Wednesday, 04.10.95 15:02:01  by  Michiel Pelt.   LogMessage :
**   - preallocation for extended files implemented
**   - Checking allocated buffer memory against memorymask
**   - 2.0 now profits from memorypools too
**
** Revision V16.0
** --------------
** created on Tuesday, 03.10.95 15:07:59  by  Michiel Pelt.   LogMessage :
**   - Merged develop tree: anodecache included
**
** Revision V15.11
** --------------
** created on Thursday, 28.09.95 13:15:21  by  Michiel Pelt.   LogMessage :
**   - DeleteDir didn't free oldblocknr of dirty dirblocks.
**
** Revision V15.10
** --------------
** created on Sunday, 17.09.95 17:28:46  by  Michiel Pelt.   LogMessage :
**   - deldir creation bug fixed
**   - CreateLink and CreateSoftLink didn't check namelength
**
** Revision V15.9
** --------------
** created on Wednesday, 30.08.95 16:38:21  by  Michiel Pelt.   LogMessage :
**   - dd_Open now opens file dp_Arg2 argument if filename empty
**     (GuruBook:599)
**   - dd_Open returned ERROR_OBJECT_WRONG_TYPE instead of ERROR_SOFT_LINK
**     when opening soft linked object
**   - Error requester changed: only one button ('OK')
**   - Retry possible when Read/Write error occurs, including check if
**     the same disk is still present (by CheckCurrentVolumeBack())
**
** Revision V15.8
** --------------
** created on Friday, 25.08.95 09:38:00  by  Michiel Pelt.   LogMessage :
**   - bugfix: rename .deldir
**   - diskchange check in RawRead & RawWrite
**   - rootblock not touched by Touch(), but by UpdateDisk(). Needed
**     because otherwise the disk won't be recognized after removal and
**     reinsertion.
**
** Revision V15.7
** --------------
** created on Sunday, 13.08.95 11:12:07  by  Michiel Pelt.   LogMessage :
**	 - fixed deldir related bug in delete
**   - fixed bug in hardlink remapping
**   - Improved dostohandlerinterface (performance increase)
**
** Revision V15.6
** --------------
** created on Saturday, 05.08.95 16:00:21  by  Michiel Pelt.   LogMessage :
**   - writetofile did not free blocks when memory alloc fails
**   - bugfix in new startup code
**   - deldir automatically created if it isn't there
**
** Revision V15.5
** --------------
** created on Friday, 04.08.95 16:48:03  by  Michiel Pelt.   LogMessage :
**   - Better memory check
**   - bugfix: rename should fail on volumes
**	 - bugfix: now limiting filenamesize in rename too
**	 - ACTION_KILL_EMPTY: delete directory with empty name if found
**
** Revision V15.4
** --------------
** created on Thursday, 03.08.95 13:34:21  by  Michiel Pelt.   LogMessage :
**	 - CUTDOWN: limit reserved area size
**   - Multiuser deldir
**   - SetOwner and SetProtection (limited) possible on deldir
**     (not on deldirentries)
**
** Revision V15.3
** --------------
** created on Friday, 28.07.95 13:00:49  by  Michiel Pelt.   LogMessage :
**	 - Empty dir and filenames (namelenght 0) not accepted anymore
**   - Implemented deldirentry validity check
**   - Fixed deldir related UpdateLE problem
**   - Filenamesize truncate in SearchInDir and SearchInDeldir
**	 - Disksize check (rootblock->disksize field etc.)
**
** Revision V15.2
** --------------
** created on Thursday, 27.07.95 10:19:20  by  Michiel Pelt.   LogMessage :
**   - Updated ACTION_DIE. Works now; except for the WB problem (not
**     solvable)
**
** Revision V15.1
** --------------
** created on Monday, 24.07.95 09:19:36  by  Michiel Pelt.   LogMessage :
**   - Limited filename size to 31 characters 
**   - 'CD file' problem solved by clearing dp_Res2 field
**
** Revision V15.0
** --------------
** created on Wednesday, 19.07.95 17:17:47  by  Michiel Pelt.   LogMessage :
**   - Deldir finished, but not entirely complete
**		(validity-check and diskspace freeing not yet implemented)
**	 - bugfix: Newdir checks for disk writeprotection
**   - bugfix: Root-dir datestamp was not updated
**	 - DiskInfo of an AFS disk now shows ID_INTER_FFS_DISK (was ID_DOS_DISK) 
**   - bugfix: double recording of size in AllocBufmemR
**	 - bugfix: crashed if MaxTransfer wasn't a multiple of the BLOCKSIZE
**	 - bugfix: freeing exactly one anode worth of blocks from a file could
**		cause an anode problem (FreeBlocks())
**
** Revision V14.3
** --------------
** created on Tuesday, 13.07.95 22:32:49  by  Michiel Pelt.   LogMessage :
**   - Made localisable (at linktime) by using different message files
**   - No directorycheck in multiuser (for muFS compat.)
**   - ReadWrite lock now is shared
**   - Changed Lite (User) version
**
** Revision V14.2
** --------------
** created on Friday, 07.07.95 12:14:15  by  Michiel Pelt.   LogMessage :
**   - Fixed syquest diskchange problem (CheckVolume & dd_Close)
**	 - Made a V36 stackswap..
**
** Revision V14.1
** --------------
** created on Thursday, 06.07.95 16:54:56  by  Michiel Pelt.   LogMessage :
**   - muFS protection problem fixed: Lock now accepts 'Property access'
**
** Revision V14.0
** --------------
** created on Friday, 23.06.95 22:21:25  by  Michiel Pelt.   LogMessage :
**   - Multiuser support
**
** Revision V13.14
** --------------
** created on Friday, 23.06.95 19:30:43  by  Michiel Pelt.   LogMessage :
**   - Added minimum (50) and maximum (300) to number of buffers
**	 - Protection extrafields only when needed
**
** Revision V13.13
** --------------
** created on Wednesday, 21.06.95 13:14:40  by  Michiel Pelt.   LogMessage :
**   - fixed bug in checkvolume: should be called before UpdateLE
**   - dd_SetProperty
**
** Revision V13.12
** --------------
** created on Tuesday, 20.06.95 19:29:55  by  Michiel Pelt.   LogMessage :
**   - Info() and Examine() now show read only if softprotected
**   - FreeAnodeBlocks bug fixed
**   - DoNotify called before fail check (dd_CreateDir) fixed
**
** Revision V13.11
** --------------
** created on Friday, 16.06.95 16:13:03  by  Michiel Pelt.   LogMessage :
**   - softprotect disk after error occurs
**     (implemented by changing ErrorMsg macro and RawWrite)
**
** Revision V13.10
** --------------
** created on Friday, 16.06.95 15:28:41  by  Michiel Pelt.   LogMessage :
**   - fixed an UpdateLE bug in Rename
**
** Revision V13.9
** --------------
** created on Friday, 16.06.95 11:52:15  by  Michiel Pelt.   LogMessage :
**   - added bufferPool for WriteToDisk
**   - removed Touch() from WriteToDisk
**
** Revision V13.8
** --------------
** created on Thursday, 15.06.95 22:37:43  by  Michiel Pelt.   LogMessage :
**   - Uses exec memory pools now
**
** Revision V13.7
** --------------
** created on Thursday, 08.06.95 19:13:42  by  Michiel Pelt.   LogMessage :
**   - check-if-parent-is-dir bug fix (GetFullPath)
**
** Revision V13.6
** --------------
** created on Thursday, 04.06.95 07:43:54  by  Michiel Pelt.   LogMessage :
**   - Implemented longword protection
**
** Revision V13.5
** --------------
** created on Thursday, 04.05.95 00:12:04  by  Michiel Pelt.   LogMessage :
**   - Link bug fixed: forgot UpdateLE
**
** Revision V13.4
** --------------
** created on Friday, 14.04.95 13:54:47  by  Michiel Pelt.   LogMessage :
**   - Cache inconsistency bug solved
**
** Revision V13.3
** --------------
** created on Wednesday, 29.03.95 23:45:56  by  Michiel Pelt.   LogMessage :
**   - ACTION_MORE_CACHE implemented
**   - Notification support implemented
**
** Revision V13.2
** --------------
** created on Friday, 24.03.95 21:39:52  by  Michiel Pelt.   LogMessage :
**   - Softlinks implemented
**   - Bugs in hardlinks handling fixed
**   - Bug in diskchange interrupt fixed
**
** Revision V13.1
** --------------
** created on Tuesday, 28.02.95 23:38:15  by  Michiel Pelt.   LogMessage :
**   - '12.6' bugfix (12.5.1): Solves out of buffers problem
**   - Links & handling implemented
**
** Revision V13.0
** --------------
** created on Thursday, 23.02.95 11:59:31  by  Michiel Pelt.   LogMessage :
**   - Directory extension
**   - SetOwner implemented
**
** Revision V12.6
** --------------
** created on Saturday, 18.02.95 11:30:37  by  Michiel Pelt.   LogMessage :
**   - Added g->blocks_dirty field + usage
**     Updated AllocReservedBlockSave + call it
**     AllocReservedBlock(Save) can fail!
**
** Revision V12.5
** --------------
** created on Tuesday, 14.02.95 18:16:52  by  Michiel Pelt.   LogMessage :
**   - Changed anodeblocks: 16 byte header, 84 anodes
**
** Revision V12.4
** --------------
** created on Monday, 13.02.95 10:26:10  by  Michiel Pelt.   LogMessage :
**   - bugfix: Disksize as shown by dd_info was 1 too big
**
** Revision V12.3
** --------------
** created on Monday, 13.02.95 09:57:15  by  Michiel Pelt.   LogMessage :
**   - ULONG anode fields in directory block & entry
**
** Revision V12.2
** --------------
** created on Thursday, 09.02.95 09:59:44  by  Michiel Pelt.   LogMessage :
**   - MakeBlockDirty LOCKed blocks. PFS could run out of buffers.
**
** Revision V12.1
** --------------
** created on Tuesday, 07.02.95 23:36:18  by  Michiel Pelt.   LogMessage :
**   - Enforcer hit fixed
**   - OpenFromLock access right bug fixed (ObjectArchive works now)
**
** Revision V12.0
** --------------
** created on Sunday, 29.01.95 11:18:51  by  Michiel Pelt.   LogMessage :
**   - Rewritten most disk.c routines for better performance
**   - Full de_Mask and de_BufMemType support
**   - Implemented hash table for cache
**   - Some bugs fixed
**   - LOCKing changed; no longer in read routines
**	 - Reserved blocks are now RawRead/RawWrite
**
** Revision V11.0
** --------------
** created on Wednesday, 18.01.95  by  Michiel Pelt.   LogMessage :
**   - Completely new block allocation algorithm and routines
**   - New freeblock management (use bitmap now)
**   - New blocktypes: Bitmap, BitmapIndex, Index
**   - 1024 byte reserved blocks
**   - 1024 byte block support
**   - New Update algorithm
**   - Integrated Format
**   - PFS 9.5 compatibility dropped
**
** ---------------
**
** V10.6 (05.10.94): Bugs fixed: FlushBlock didn't Remove blockchain (did only
**					 lruchain), GetAnode now MakeLRUs indexblock.
** V10.5 (01.10.94): UpdateLE, UpdateLE_exa, LOCK, UNLOCKALL,
**                   ISLOCKED, DirectUpdate(). PLUS usage.
** V10.4 (23.09.94): ChangeDirEntry check on ETF_VOLUME removed
**					 Extended listentry_t and moved from struct * to *_t
**					 Added LRU:FlushBlock, killed LRU:BlockUsed (nu macro)
** V10.3 (21.09.94): Removed all references to block->usecount (11 places)
**
** Revision V10.1
** --------------
** created on Monday, 12.09.94 21:22:41  by  Michiel Pelt.   LogMessage :
**   LRU Cache:
**   - MakeVolumeData: allocate blockpool (using de_NumBuffers & 
**     de_BufMemType) --> CAN FAIL NOW (return 0)
**   - CountUseCount --> BlockInUse
**
** Revision V10.0ß
** --------------
** created on Monday, 12.09.94 19:22:26  by  Michiel Pelt.   LogMessage :
**   - Added indexblocks with acc. functions
**   - Longword anodes with MODE_SMALL, MODE_BIG
**   - Modules new_anodes.c new_format.c tobedef.h
**
** Revision V9.5.3: taken over from V9.5 parallel version
** ---------------
**   - RawRead and RawWrite now use CMD_ commands i.p.v. ETD_ comm.
**   - A nasty bug created in 9.5.1 fixed: the trackbuffer was flushed
**     by UpdateDisk->RequestCurrVolBack. Moved RCVB from TD to DiskRemove
**     Sequence and made it local to Volume.c
**
** Revision V9.5.2: last common version
** --------------
** created on Wednesday, 24.08.94 21:40:54  by  Michiel Pelt.   LogMessage :
**  -*-  changed on Tuesday, 06.09.94 19:01:49  by  Michiel Pelt.   LogMessage :
**   - Upgraded to 9.5.3 from floppy version
**  -*-  created on Wednesday, 24.08.94 21:40:54  by  Michiel Pelt.   LogMessage :
**   - SetFileSize() now returns new length instead of BOOL (ADOS manual bug)
**   - Added Touch() to SetFileSize()
**
** Revision V9.5.1
** ---------------
** created on Thursday, 18.08.94 10:22:54  by  Michiel Pelt.   LogMessage :
**   - I now do a CMD_CLEAR in GetCurrentRoot. If this is not present
**     diskspare gets in trouble after interleaving with FFS
**   - Added a diskcache invalidate to NewVolume()
**   - Restricted TD_FORMAT to inhibited mode. Removed NewVolume() from
**     Format() (not allowed during inhibit)
**
** Revision V9.5
** -------------
** created on Sunday, 15.08.94 by Michiel Pelt
**   - All 'name relative to path' packets now ignore name upto
**     first colon (CreateDir, DeleteObject, Rename, Protect, SetComment,
**     SetFileDate). Cut out assign/colon related parts in Directory.c and
**     Volume.c: GetFullPath (edited), GetVolume (killed), GetVolumeN with
**     locals ScanAssignlist etc (killed).
**     -> All assign related problems (multiassign, PROGDIR:..) solved
**   - Serialize disk now also updates DosList.
**     -> SD problem fixed. Diskcopy should work
**   - VolumeRequest now uses ErrorReport
**	 - VolumeRequest, PleaseInsertVolume killed
**   - Serialize disk still didn't work: called within tick after diskcopy
**     and is called from Inhibited state.
**
** Revision V9.4
** --------------
** created on Thursday, 02.06.94 15:45:39  by  Michiel Pelt.   LogMessage :
**  -*- 9.4.4: Friday, 05.08.94 17:44:26
**   - The trackdisk buffer is now cleared after diskremove and 
**     uninhibit
**  -*- 9.4.3: Tuesday, 02.08.94 16:01:55
**   - PFS respects MaxTransfer now
**  -*- 9.4.2: Monday, 01.08.94 09:11:06  
**   - bugfix DiskRead: UpdateCache if last block tbr in cache
**     DiskSpare compatibility fix: CMD_UPDATE after FlushCache.
**  -*- 9.4.1: Wednesday, 20.07.94 09:12:24
**   - Accept diskspare as a trackdisk device
**   - DiskInfo NumBlocks now does not include the reserved blocks
**  -*- 9.4:  Friday, 10.06.94 17:14:05
**   - Added TD_Format and TD_WriteToCache to improve floppy write 
**     performace. Can now copy c: (782K) to PFS: in 44 seconds.
**   - rewritten WriteToFile, ReadFromFile, DiskRead and DiskWrite 
**     to solve SAS C write/seek bug
**   - Diskspare.device supported by changing ETD_MOTOR to TD_MOTOR
**   - Check DOSFALSE i.p.v. DOSTRUE with INHIBIT (Holger Kruse)
**
** Revision V9.3
** --------------
** created on Monday, 30.05.94 21:32:50  by  Michiel Pelt.   LogMessage :
**   - Now creates inputevents on diskchange
**   - PFS now adds FS to FileSysResource list (Nicola3005)
**   - Added disktypes for ACTION_DISK_INFO: NDOS, BUSY (Nicola3005)
**   - trackdisk.device flag added (H Kruse) i.v.m. TD_GETGEOMETRY
**
** Revision V9.2
** --------------
** created on Saturday, 28.05.94 10:52:14  by  Michiel Pelt.   LogMessage :
**   - international mode casecompare implemented. BOOTABLE NOW (Holger Kruse)
**   - bugfix: empty files  (was caused by 8.1->8.3 conv) (Rougier)
**
** Revision V9.1
** --------------
** created on Friday, 20.05.94 13:11:02  by  Michiel Pelt.   LogMessage :
**  -*-  changed on Wednesday, 25.05.94
**   - bugfix: Rename 'yourself' (e.g 'hello' to 'Hello')
**   - Exec lijsten (dubbel gelinkt) voor alles
**
** Revision V9.0
** --------------
** created on Thursday, 12.05.94 22:59:52  by  Michiel Pelt.   LogMessage :
**   - RDB installable version (using HDToolBox!), added StackSwap()
**     in Boot.c (Rougier: StackSwap)
**
** Revision V8.4
** --------------
** created on Monday, 09.05.94 22:00:35  by  Michiel Pelt.   LogMessage :
**  -*-  changed on Thursday, 12.05.94
**   - Removable if <=2 heads and LowCyl == 0: for diskspare.device
**   - bugfix: NewFile didn't check disk condition (like write-prot)
**   - Bugfix: parameter-inversion of ctrl->matchfunc
**   - Format dynamicly chooses reserved area-size now
**
** Revision V8.3
** -------------
** created on Friday, 06.05.94 13:33:10 by Michiel Pelt.   LogMessage :
**   - Optimized DiskRead & DiskWrite (added cache); added RawRead, RawWrite,
**     ReadFromCache, FillCache, FlushCache, WriteToCache
**   · structures.h: struct diskcache en g->diskcache added
**   · UpdateDisk: cache FlushCache()ed and RawWrite() used
**   · Format: FlushCache()
**   · Initialize: g->diskcache allocated
**
** Revision V8.2
** -------------
** created on Wednesday, 04.05.94 12:22:47  by  Michiel Pelt.   LogMessage :
**   - Optimized ReadFromFile en WriteToFile (minimized diskaccesses)
**
** Revision V8.1
** --------------
** created on Friday, 29.04.94 15:14:37  by  Michiel Pelt.   LogMessage :
**   - Slightly optimized WriteToFile (extended flag)
**
** Revision V8.0
** --------------
** created on Friday, 29.04.94 10:23:35  by  Michiel Pelt.   LogMessage :
**   - First version that accepts harddisks (upto 32MB)
**     -> volume numblocks,numblocksused,numblocksfree nu LONG ipv WORD
**		  + usage (in MakeVolumeData)
**     -> TestRemovability: default removable
**
** Revision V7.5 (release 3)
** --------------
** created on Wednesday, 20.04.94 14:15:55  by  Michiel Pelt.   LogMessage :
**   - Nasty usecount bug 'fixed' (replaced by usecountcounter)
**     zie blz 103 schrift
**   - RemEmptyDBlk, -ABlk & DeleteDir: FreeVec added
**
** Revision V7.4
** --------------
** created on Monday, 18.04.94 23:53:02  by  Michiel Pelt.   LogMessage :
**   - ACTION_SERIALIZE_DISK implemented
**   - ACTION_CURRENT_VOLUME fixed (zie DevKit3.1 tutorials)
**   - ACTION_WRITEPROTECT implemented
**
** Revision V7.3
** --------------
** created on Monday, 18.04.94 22:09:18  by  Michiel Pelt.   LogMessage :
**   - A few CMD_UPDATES added:
**     'DiskRelabel' en 'Timer-end unchanged'
**   - Examineall type-check added (BrowserII works now)
**
** Revision V7.2
** --------------
** created on Monday, 18.04.94 11:50:30  by  Michiel Pelt.   LogMessage :
**   - Writeprotection & volumecheck bugfixes:
**     ChangeFileSize, dd_Rename, SetDate, ProtectFile, AddComment
**   - Diskchangeinterrupt-name now is mountname-specific (pfs_interrupt)
**
** Revision V7.1 (not released)
** --------------
** created on Wednesday, 13.04.94 12:44:50  by  Michiel Pelt.   LogMessage :
**   - SetDate bug fixed: the arguments as specified in DOS manual
**     were incorrect (bug reported by Pierre Carrette)
**
** Revision V7.0 (not released)
** --------------
** created on Wednesday, 13.04.94 12:24:17  by  Michiel Pelt.   LogMessage :
**   - Reentrant version:
**     all functions use a globaldata parameter g
**     timeout variable (DosToHandlerInterface) moved to globaldata
**     ! library-handling not yet fixed
**
** Revision V6.14 (not released)
** --------------
** created on Wednesday, 13.04.94 12:23:27  by  Michiel Pelt.   LogMessage :
**   - added Removable flag to globaldata
**   - added Firstblock & lastblock entry to globaldata
**   - added TD_CHANGESTATE failure check to GetCurrentRoot
**   - now writes the two bootblocks in one access (format)
**   - constructed GetDriveGeometry() functie. Now gets geometry and 
**     adapts (to) DosEnvec table (FillDosEnvec function killed)
**
** Revision V6.13 (not released)
** --------------
** created on Sunday, 10.04.94 15:42:29  by  Michiel Pelt.   LogMessage :
**   - More specific DiskWrite() and DiskRead() error-messages
**   - Replaced LDF_WRITE with LDF_READ to prevent DeadLock
**     --> multiple treaded filesystem would be better (DOS is!)
**
** Revision V6.12 (release 2)
** --------------
** created on Saturday, 26.03.94 08:28:14  by  Michiel Pelt.   LogMessage :
**   - 6.12: Devicenames of length 4 allowed now (init bug)
**   - 6.11: 'Ask for volume' 2.0 adaption; errormsgs revised (release 1)
**   - 6.10: reordered source; SetFileSize implemented
**   - 6.9: Blocksorted update; Disksize dependent reservedarea
**   - 6.8: time in ½ sec slices; FreeUnusedResources
**   - 6.7: Variable timeout, bugfixes
**   - 6.6: Beta release version
**   - 6.5: MotorOff() only after timeout; Added read-timeouts
**	 - 6.4: ACTION_SAME_LOCK added
**   - 6.3: ExNext changed; dirlockentry added
**   - 6.2: Save saves, ook voor dir & anode blokken
**   - 6.1: Debuground (tstprg) of 6.0
**   - 6.0: Allocationroutines fully rewritten
**
** Revision V5 - Timer and diskchangehandler
** --------------
** created on Wednesday, 06.10.93 23:26:15  by  Michiel Pelt.   LogMessage :
**   - 5.1: Added DiskChangeHandler
**   - 5.0: Added timer & ACTION_DIE
**
** Revision V4 - All basic actions implemented
** --------------
** created on Sunday, 03.10.93 20:27:16  by  Michiel Pelt.   LogMessage :
**	 - 4.7: IsChildOf(), upgraded easyrequest, listentry_ptr gone
**   - 4.6: Direntry-references restored after dirblockchange
**   - 4.5: Format, ACTION_INHIBIT, relabel
**   - 4.4: Full diskstate-handling (disktype en diskstate added)
**   - 4.3: Assigns supported; Uses GetDriveGeometry; ACTION_FLUSH implemented
**   - 4.2: Newvolume en diskchange aangepakt 
**   - 4.1: New GetFullPath en FindObject
**   - 4.0: This will be the first version that actually does something.
**
** Revision V3 - Compilefailurefree
** --------------
** created on Tuesday, 31.08.93 19:00:08  by  Michiel Pelt.   LogMessage :
**   - 3.1: Compiled & completed volumechecks and requests
**   - 3.0: New debugging step; diskchange; becoming real FileSystem
**
** Revision V2
** --------------
** changed on Thursday, 02.06.93 12:19:47  by  Michiel Pelt.   LogMessage :
**     2.4: Merged all levels in one file for easy debugging. Moved all
**     		sources to main filesystem directory. V2.05: NextBlock ()++
**     2.3:	New function: GetFullPath. Changed prototype for FindObject
**     		and a few others.
**	   2.2: Take account of rootblock case
**	   2.1: Some errors removed
**     2.0: Compilation ready. All functions implemented. Go for test
**     		program which uses functions defined here.
**
** Revision V1
** --------------
**     1.3: Second compilation phase: use the generated protos. Only a
**     		few NYI functions left. .o size stackcheck:11940; opti 5:9672
**     1.2: First compilation phase: Prototype generation
**     1.1: First walkthrough. Still a few functions to be implemented
**	   1.0: Initial release
**
*********************************************************************************/
#define REVISION "20.0"
#ifndef REVDATE
#define REVDATE  "10.02.2018"
#endif
#ifndef REVTIME
#define REVTIME  "18:02:53"
#endif
#define AUTHOR   "Michiel Pelt"
#define VERNUM   20
#define REVNUM   0

#define RELNUM  "7.0"

#if MULTIUSER
#define E1 "mu"
#else
#define E1 ""
#endif
#if SCSIDIRECT
#define E2 "ds"
#else
#define E2 ""
#endif
#ifdef BETAVERSION
#define E3 " BETA"
#else
#define E3 ""
#endif
#define RELEASE RELNUM E1 E2 E3