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Text File | 1990-07-27 | 41KB | 801 lines

\ ArpBase.j \ AMIGA JForth Include file. \ \ converted 11/24/89 by R. Mazzarisi using the H2J program by Phil Burke from \ the JForth Goodies #1 package \ lines which were unconvertable by the program, which I attempted to \ convert are marked "correct below? -RM" \ \ 11/24/89 the only parts tested are the data structures for opening the \ library and for the functions ArpAllocFreq and FileRequest \ include? :struct ju:c_struct decimal EXISTS? LIBRARIES_ARPBASE_H NOT .IF 1 constant LIBRARIES_ARPBASE_H .THEN \ %? Forced .THEN to prevent nesting!!! ( ) ( ************************************************************************) ( * *) ( * 5/3/89 ARPbase.h by MKSoft from ARPbase.i by SDB *) ( * *) ( ************************************************************************) ( * *) ( * AmigaDOS Resource Project -- Library Include File *) ( * for Lattice C 5.x or Manx C 3.6 *) ( * *) ( ************************************************************************) ( * *) ( * Copyright [c] 1987/1988/1989 by Scott Ballantyne *) ( * *) ( * The arp.library, and related code and files may be freely used *) ( * by supporters of ARP. Modules in the arp.library may not be *) ( * extracted for use in independent code, but you are welcome to *) ( * provide the arp.library with your work and call on it freely. *) ( * *) ( * You are equally welcome to add new functions, improve the ones *) ( * within, or suggest additions. *) ( * *) ( * BCPL programs are not welcome to call on the arp.library. *) ( * The welcome mat is out to all others. *) ( * *) ( ************************************************************************) ( * *) ( * N O T E ! You MUST! have IoErr[] defined as LONG to use LastTracker *) ( * If your compiler has other defines for this, you may wish *) ( * to remove the prototype for IoErr[] from this file. *) ( * *) ( ************************************************************************) ( ) ( ) ( ************************************************************************) ( * First we need to include the Amiga Standard Include files... *) ( ************************************************************************) ( ) EXISTS? EXEC_TYPES_H NOT .IF include ji:EXEC/Types.j .THEN EXISTS? EXEC_LISTS_H NOT .IF include ji:EXEC/Lists.j .THEN EXISTS? EXEC_ALERTS_H NOT .IF include ji:EXEC/Alerts.j .THEN EXISTS? EXEC_LIBRARIES_H NOT .IF include ji:EXEC/Libraries.j .THEN EXISTS? EXEC_SEMAPHORES_H NOT .IF include ji:EXEC/Semaphores.j .THEN EXISTS? LIBRARIES_DOS_H NOT .IF include ji:Libraries/DOS.j .THEN ( ) ( ************************************************************************) ( * Standard definitions for arp library information *) ( ************************************************************************) ( ) 0" arp.library" 0string ArpName ( Name of library... ) 39 constant ArpVersion ( Current version... ) ( ) ( ************************************************************************) ( * The current ARP library node... *) ( ************************************************************************) ( ) :STRUCT ArpBase STRUCT Library ab_LibNode ( Standard library node ) APTR ab_DosRootNode ( Copy of dl_Root ) UBYTE ab_Flags ( See bitdefs below ) UBYTE ab_ESCChar ( Character to be used for escaping ) LONG ab_ArpReserved1 ( ArpLib's use only!! ) APTR ab_EnvBase ( Dummy library for MANX compatibility) APTR ab_DosBase ( Cached DosBase ) APTR ab_GfxBase ( Cached GfxBase ) APTR ab_IntuiBase ( Cached IntuitionBase ) STRUCT MinList ab_ResLists ( Resource trackers ) APTR ab_ResidentPrgList ( Resident Programs. ) STRUCT SignalSemaphore ab_ResPrgProtection ( protection for above ) LONG ab_SegList ( Pointer to loaded libcode [a BPTR]. ) ;STRUCT ( ) ( ************************************************************************) ( * The following is here *ONLY* for information and for *) ( * compatibility with MANX. DO NOT use in new code! *) ( ************************************************************************) ( ) EXISTS? ARP_PRIVATE .IF :STRUCT EnvBase STRUCT Library eb_LibNode ( Standard library node for linkage ) APTR eb_EnvSpace ( Access only when Forbidden! ) ULONG eb_EnvSize ( Total allocated mem for EnvSpace ) APTR eb_ArpBase ( Added in V32 for Resource Tracking ) ;STRUCT .THEN ( ) ( ************************************************************************) ( * These are used in release 33.4 but not by the library code. *) ( * Instead, individual programs check for these flags. *) ( ************************************************************************) ( ) 0 constant ARPB_WILD_WORLD ( Mixed BCPL/Normal wildcards. ) 1 constant ARPB_WILD_BCPL ( Pure BCPL wildcards. ) 1 ARPB_WILD_WORLD << constant ARPF_WILD_WORLD 1 ARPB_WILD_BCPL << constant ARPF_WILD_BCPL ( ) ( ************************************************************************) ( * The alert object is what you use if you really must return an alert *) ( * to the user. You would normally OR this with another alert number *) ( * from the alerts.h file. Generally, should be NON deadend alerts. *) ( * *) ( * For example, if you can't open ArpLibrary: *) ( * Alert[ [AG_OpenLib|AO_ArpLib], 0L]; *) ( ************************************************************************) ( ) $ 00008036 constant AO_ArpLib ( Alert object ) ( ) ( ************************************************************************) ( * Alerts that arp.library may return... *) ( ************************************************************************) ( ) $ 03600000 constant AN_ArpLib ( Alert number ) $ 03610000 constant AN_ArpNoMem ( No more memory ) $ 03610002 constant AN_ArpInputMem ( No memory for input buffer ) $ 83610003 constant AN_ArpNoMakeEnv ( No memory to make EnvLib ) $ 83630001 constant AN_ArpNoDOS ( Can't open dos.library ) $ 83630002 constant AN_ArpNoGfx ( Can't open graphics.library ) $ 83630003 constant AN_ArpNoIntuit ( Can't open intuition ) $ 83640000 constant AN_BadPackBlues ( Bad packet returned to SendPacket[] ) $ 83600003 constant AN_Zombie ( Zombie roaming around system ) $ 83600002 constant AN_ArpScattered ( Scatter loading not allowed for arp ) ( ) ( ************************************************************************) ( * Return codes you can get from calling ARP Assign[]... *) ( ************************************************************************) ( ) 0 constant ASSIGN_OK ( Everything is cool and groovey ) 1 constant ASSIGN_NODEV ( "Physical" is not valid for assignment ) 2 constant ASSIGN_FATAL ( Something really icky happened ) 3 constant ASSIGN_CANCEL ( Tried to cancel something but it won't cancel ) ( ) ( ************************************************************************) ( * Size of buffer you need if you are going to call ReadLine[] *) ( ************************************************************************) ( ) 256 constant MaxInputBuf ( ) ( ************************************************************************) ( * The ARP file requester data structure... *) ( ************************************************************************) ( ) :STRUCT FileRequester APTR fr_Hail ( Hailing text ) APTR fr_File ( Filename array [FCHARS + 1] ) APTR fr_Dir ( Directory array [DSIZE + 1] ) APTR fr_Window ( Window requesting or NULL ) UBYTE fr_FuncFlags ( Set bitdef's below ) UBYTE fr_Flags2 ( New flags... ) \ %? correct below? -RM VOID (*fr_Function)(); /* Your function, see bitdef's */ APTR fr_Function() ( Your function, see bitdef's ) SHORT fr_LeftEdge ( To be used later... ) SHORT fr_TopEdge ;STRUCT ( ) ( ************************************************************************) ( * The following are the defines for fr_FuncFlags. These bits tell *) ( * FileRequest[] what your fr_UserFunc is expecting, and what *) ( * FileRequest[] should call it for. *) ( * *) ( * You are called like so: *) ( * fr_Function[Mask, Object] *) ( * ULONG Mask; *) ( * CPTR *Object; *) ( * *) ( * The Mask is a copy of the flag value that caused FileRequest[] to *) ( * call your function. You can use this to determine what action you *) ( * need to perform, and exactly what Object is, so you know what to do *) ( * and what to return. *) ( ************************************************************************) ( ) 7 constant FRB_DoWildFunc ( Call me with a FIB and a name, ZERO return accepts. ) 6 constant FRB_DoMsgFunc ( You get all IDCMP messages not for FileRequest[] ) 5 constant FRB_DoColor ( Set this bit for that new and different look ) 4 constant FRB_NewIDCMP ( Force a new IDCMP [only if fr_Window != NULL] ) 3 constant FRB_NewWindFunc ( You get to modify the newwindow structure. ) 2 constant FRB_AddGadFunc ( You get to add gadgets. ) 1 constant FRB_GEventFunc ( Function to call if one of your gadgets is selected. ) 0 constant FRB_ListFunc ( Not implemented yet. ) 1 FRB_DoWildFunc << constant FRF_DoWildFunc 1 FRB_DoMsgFunc << constant FRF_DoMsgFunc 1 FRB_DoColor << constant FRF_DoColor 1 FRB_NewIDCMP << constant FRF_NewIDCMP 1 FRB_NewWindFunc << constant FRF_NewWindFunc 1 FRB_AddGadFunc << constant FRF_AddGadFunc 1 FRB_GEventFunc << constant FRF_GEventFunc 1 FRB_ListFunc << constant FRF_ListFunc ( ) ( ************************************************************************) ( * The FR2B_ bits are for fr_Flags2 in the file requester structure *) ( ************************************************************************) ( ) 0 constant FR2B_LongPath ( Specify the fr_Dir buffer is 256 bytes long ) 1 FR2B_LongPath << constant FR2F_LongPath ( ) ( ************************************************************************) ( * The sizes of the different buffers... *) ( ************************************************************************) ( ) 32 constant FCHARS ( Filename size ) 33 constant DSIZE ( Directory name size if not FR2B_LongPath ) 254 constant LONG_DSIZE ( If FR2B_LongPath is set, use LONG_DSIZE ) 126 constant LONG_FSIZE ( For compatibility with ARPbase.i ) $ 7680 constant FR_FIRST_GADGET ( User gadgetID's must be less than this value ) ( ) ( ************************************************************************) ( * Structure expected by FindFirst[]/FindNext[] *) ( * *) ( * You need to allocate this structure and initialize it as follows: *) ( * *) ( * Set ap_BreakBits to the signal bits [CDEF] that you want to take a *) ( * break on, or NULL, if you don't want to convenience the user. *) ( * *) ( * if you want to have the FULL PATH NAME of the files you found, *) ( * allocate a buffer at the END of this structure, and put the size of *) ( * it into ap_StrLen. If you don't want the full path name, make sure *) ( * you set ap_StrLen to zero. In this case, the name of the file, and *) ( * stats are available in the ap_Info, as per usual. *) ( * *) ( * Then call FindFirst[] and then afterwards, FindNext[] with this *) ( * structure. You should check the return value each time [see below] *) ( * and take the appropriate action, ultimately calling *) ( * FreeAnchorChain[] when there are no more files and you are done. *) ( * You can tell when you are done by checking for the normal AmigaDOS *) ( * return code ERROR_NO_MORE_ENTRIES. *) ( * *) ( * You will also have to check the DirEntryType variable in the ap_Info *) ( * structure to determine what exactly you have received. *) ( ************************************************************************) ( ) :STRUCT AnchorPath APTR ap_Base ( Pointer to first anchor ) APTR ap_Last ( Pointer to last anchor ) LONG ap_BreakBits ( Bits to break on ) LONG ap_FoundBreak ( Bits we broke on. Also returns ERROR_BREAK ) BYTE ap_Flags ( New use for the extra word... ) BYTE ap_Reserved ( To fill it out... ) SHORT ap_StrLen ( This is what used to be ap_Length ) STRUCT FileInfoBlock ap_Info ( %?) 1 BYTES ap_Buf ( Allocate a buffer here, if desired ) ;STRUCT ( ) ( ************************************************************************) ( * Bit definitions for the new ap_Flags... *) ( ************************************************************************) ( ) 0 constant APB_DoWild ( User option ALL ) 1 constant APB_ItsWild ( Set by FindFirst, used by FindNext ) 2 constant APB_DoDir ( Bit is SET if a DIR node should be entered ) ( Application can RESET this bit to AVOID ) ( entering a dir. ) 3 constant APB_DidDir ( Bit is set for an "expired" dir node ) 4 constant APB_NoMemErr ( Set if there was not enough memory ) 5 constant APB_DoDot ( If set, '.' [DOT] will convert to CurrentDir ) 1 APB_DoWild << constant APF_DoWild 1 APB_ItsWild << constant APF_ItsWild 1 APB_DoDir << constant APF_DoDir 1 APB_DidDir << constant APF_DidDir 1 APB_NoMemErr << constant APF_NoMemErr 1 APB_DoDot << constant APF_DoDot ( ) ( ************************************************************************) ( * Structure used by the pattern matching functions, no need to obtain, *) ( * diddle or allocate this yourself. *) ( * *) ( * Note: If you did, you will now break as it has changed... *) ( ************************************************************************) ( ) EXISTS? ARP_PRIVATE .IF :STRUCT AChain APTR an_Child APTR an_Parent APTR an_Lock APTR an_Info BYTE an_Flags ( %?) 1 BYTES an_String ( Just as is .i file ) ;STRUCT ( ??? Don't use this! ) .THEN 0 constant DDB_PatternBit 1 constant DDB_ExaminedBit 2 constant DDB_Completed 3 constant DDB_AllBit 1 DDB_PatternBit << constant DDF_PatternBit 1 DDB_ExaminedBit << constant DDF_ExaminedBit 1 DDB_Completed << constant DDF_Completed 1 DDB_AllBit << constant DDF_AllBit ( ) ( ************************************************************************) ( * This structure takes a pointer, and returns FALSE if wildcard was *) ( * not found by FindFirst[] *) ( ************************************************************************) ( ) \ %? #define IsWild( ptr ) ( *((LONG *)(ptr)) ): IsWild ; ( ) ( ************************************************************************) ( * Constants used by wildcard routines *) ( * *) ( * These are the pre-parsed tokens referred to by pattern match. It *) ( * is not necessary for you to do anything about these, FindFirst[] *) ( * FindNext[] handle all these for you. *) ( ************************************************************************) ( ) $ 80 constant P_ANY ( Token for '*' | '#?' ) $ 81 constant P_SINGLE ( Token for '?' ) ( ) ( ************************************************************************) ( * No need to muck with these as they may change... *) ( ************************************************************************) ( ) EXISTS? ARP_PRIVATE .IF $ 82 constant P_ORSTART ( Token for '[' ) $ 83 constant P_ORNEXT ( Token for '|' ) $ 84 constant P_OREND ( Token for ']' ) $ 85 constant P_NOT ( Token for '~' ) $ 87 constant P_NOTCLASS ( Token for '^' ) $ 88 constant P_CLASS ( Token for '[]' ) $ 89 constant P_REPBEG ( Token for '[' ) $ 8A constant P_REPEND ( Token for ']' ) .THEN ( ) ( ************************************************************************) ( * Structure used by AddDANode[], AddDADevs[], FreeDAList[]. *) ( * *) ( * This structure is used to create lists of names, which normally *) ( * are devices, assigns, volumes, files, or directories. *) ( ************************************************************************) ( ) :STRUCT DirectoryEntry APTR de_Next ( Next in list ) BYTE de_Type ( DLX_mumble ) BYTE de_Flags ( For future expansion, DO NOT USE! ) ( %?) 1 BYTES de_Name ( The name of the thing found ) ;STRUCT ( ) ( ************************************************************************) ( * Defines you use to get a list of the devices you want to look at. *) ( * For example, to get a list of all directories and volumes, do: *) ( * *) ( * AddDADevs[ mydalist, [DLF_DIRS | DLF_VOLUMES] ] *) ( * *) ( * After this, you can examine the de_type field of the elements added *) ( * to your list [if any] to discover specifics about the objects added. *) ( * *) ( * Note that if you want only devices which are also disks, you must *) ( * [DLF_DEVICES | DLF_DISKONLY]. *) ( ************************************************************************) ( ) 0 constant DLB_DEVICES ( Return devices ) 1 constant DLB_DISKONLY ( Modifier for above: Return disk devices only ) 2 constant DLB_VOLUMES ( Return volumes only ) 3 constant DLB_DIRS ( Return assigned devices only ) 1 DLB_DEVICES << constant DLF_DEVICES 1 DLB_DISKONLY << constant DLF_DISKONLY 1 DLB_VOLUMES << constant DLF_VOLUMES 1 DLB_DIRS << constant DLF_DIRS ( ) ( ************************************************************************) ( * Legal de_Type values, check for these after a call to AddDADevs[], *) ( * or use on your own as the ID values in AddDANode[]. *) ( ************************************************************************) ( ) 0 constant DLX_FILE ( AddDADevs[] can't determine this ) 8 constant DLX_DIR ( AddDADevs[] can't determine this ) 16 constant DLX_DEVICE ( It's a resident device ) 24 constant DLX_VOLUME ( Device is a volume ) 32 constant DLX_UNMOUNTED ( Device is not resident ) 40 constant DLX_ASSIGN ( Device is a logical assignment ) ( ) ( ************************************************************************) ( * This macro is to check for an error return from the Atol[] *) ( * routine. If Errno is ERRBADINT, then there was an error... *) ( * This was done to try to remain as close to source compatible *) ( * as possible with the older [rel 1.1] ARPbase.h *) ( ************************************************************************) ( ) 1 constant ERRBADINT \ %? #define Errno (IoErr() ? ERRBADINT : 0) ( ) ( ************************************************************************) ( * Resource Tracking stuff... *) ( ************************************************************************) ( * *) ( * There are a few things in arp.library that are only directly *) ( * acessable from assembler. The glue routines provided by us for *) ( * all 'C' compilers use the following conventions to make these *) ( * available to C programs. The glue for other language's should use *) ( * as similar a mechanism as possible, so that no matter what language *) ( * or compiler we speak, when talk about arp, we will know what the *) ( * other guy is saying. *) ( * *) ( * Here are the cases: *) ( * *) ( * Tracker calls... *) ( * These calls return the Tracker pointer as a secondary *) ( * result in the register A1. For C, there is no clean *) ( * way to return more than one result so the tracker *) ( * pointer is returned in IoErr[]. For ease of use, *) ( * there is a define that typecasts IoErr[] to the correct *) ( * pointer type. This is called LastTracker and should *) ( * be source compatible with the earlier method of storing *) ( * the secondary result. *) ( * *) ( * GetTracker[] - *) ( * Syntax is a bit different for C than the assembly call *) ( * The C syntax is GetTracker[ID]. The binding routines *) ( * will store the ID into the tracker on return. Also, *) ( * in an effort to remain consistant, the tracker will *) ( * also be stored in LastTracker. *) ( * *) ( * In cases where you have allocated a tracker before you have obtained *) ( * a resource [usually the most efficient method], and the resource has *) ( * not been obtained, you will need to clear the tracker id. The macro *) ( * CLEAR_ID[] has been provided for that purpose. It expects a pointer *) ( * to a DefaultTracker sort of struct. *) ( ************************************************************************) ( ) \ %? #define CLEAR_ID(t) ((SHORT *) t)[-1]=NULL: CLEAR_ID ; ( ) ( ************************************************************************) ( * You MUST prototype IoErr[] to prevent the possible error in defining *) ( * IoErr[] and thus causing LastTracker to give you trash... *) ( * *) ( * N O T E ! You MUST! have IoErr[] defined as LONG to use LastTracker *) ( * If your compiler has other defines for this, you may wish *) ( * to remove the prototype for IoErr[]. *) ( ************************************************************************) ( ) \ %? #define LastTracker ((struct DefaultTracker *)IoErr()) ( ) ( ************************************************************************) ( * The rl_FirstItem list [ResList] is a list of TrackedResource [below] *) ( * It is very important that nothing in this list depend on the task *) ( * existing at resource freeing time [i.e., RemTask[0L] type stuff, *) ( * DeletePort[] and the rest]. *) ( * *) ( * The tracking functions return a struct Tracker *Tracker to you, this *) ( * is a pointer to whatever follows the tr_ID variable. *) ( * The default case is reflected below, and you get it if you call *) ( * GetTracker[] [ see DefaultTracker below]. *) ( * *) ( * NOTE: The two user variables mentioned in an earlier version don't *) ( * exist, and never did. Sorry about that [SDB]. *) ( * *) ( * However, you can still use ArpAlloc[] to allocate your own tracking *) ( * nodes and they can be any size or shape you like, as long as the *) ( * base structure is preserved. They will be freed automagically just *) ( * like the default trackers. *) ( ************************************************************************) ( ) :STRUCT TrackedResource STRUCT MinNode tr_Node ( Double linked pointer ) BYTE tr_Flags ( Don't touch ) BYTE tr_Lock ( Don't touch, for Get/FreeAccess[] ) SHORT tr_ID ( Item's ID ) ( ) ( ************************************************************************) ( * The struct DefaultTracker *Tracker portion of the structure. *) ( * The stuff below this point can conceivably vary, depending *) ( * on user needs, etc. This reflects the default. *) ( ************************************************************************) ( ) union{ \ %? correct below? -RM CPTR tr_Resource; /* Whatever */ APTR tr_Resource ( Whatever ) }union{ LONG tg_Verify ( For use during TRAK_GENERIC ) }union \ tr_Object; /* The thing being tracked */ union{ \ %? correct below? -RM VOID (*tg_Function)();/* Function to call for TRAK_GENERIC */ APTR tg_Function() ( Function to call for TRAK_GENERIC ) }union{ APTR tr_Window2 ( For TRAK_WINDOW ) }union \ tr_Extra; /* Only needed sometimes */ ;STRUCT \ %? #define tg_Value tg_Verify /* Ancient compatibility only! Do NOT use in new CODE!!! */ ( ) ( ************************************************************************) ( * You get a pointer to a struct of the following type when you call *) ( * GetTracker[]. You can change this, and use ArpAlloc[] instead of *) ( * GetTracker[] to do tracking. Of course, you have to take a wee bit *) ( * more responsibility if you do, as well as if you use TRAK_GENERIC *) ( * stuff. *) ( * *) ( * TRAK_GENERIC folks need to set up a task function to be called when *) ( * an item is freed. Some care is required to set this up properly. *) ( * *) ( * Some special cases are indicated by the unions below, for *) ( * TRAK_WINDOW, if you have more than one window opened, and don't *) ( * want the IDCMP closed particularly, you need to set a ptr to the *) ( * other window in dt_Window2. See CloseWindowSafely[] for more info. *) ( * If only one window, set this to NULL. *) ( ************************************************************************) ( ) :STRUCT DefaultTracker union{ \ %? correct below? -RM CPTR dt_Resource; /* Whatever */ APTR dt_Resource ( Whatever ) }union{ LONG tg_Verify ( For use during TRAK_GENERIC ) }union \ dt_Object; /* The object being tracked */ union{ \ %? correct below? -RM VOID (*tg_Function)();/* Function to call for TRAK_GENERIC */ APTR tg_Function() ( Function to call for TRAK_GENERIC ) }union{ APTR dt_Window2 ( For TRAK_WINDOW ) }union \ dt_Extra; ;STRUCT ( ) ( ************************************************************************) ( * Items the tracker knows what to do about *) ( ************************************************************************) ( ) 0 constant TRAK_AAMEM ( Default [ArpAlloc] element ) 1 constant TRAK_LOCK ( File lock ) 2 constant TRAK_FILE ( Opened file ) 3 constant TRAK_WINDOW ( Window -- see docs ) 4 constant TRAK_SCREEN ( Screen ) 5 constant TRAK_LIBRARY ( Opened library ) 6 constant TRAK_DAMEM ( Pointer to DosAllocMem block ) 7 constant TRAK_MEMNODE ( AllocEntry[] node ) 8 constant TRAK_SEGLIST ( Program segment ) 9 constant TRAK_RESLIST ( ARP [nested] ResList ) 10 constant TRAK_MEM ( Memory ptr/length ) 11 constant TRAK_GENERIC ( Generic Element, your choice ) 12 constant TRAK_DALIST ( DAlist [ aka file request ] ) 13 constant TRAK_ANCHOR ( Anchor chain [pattern matching] ) 14 constant TRAK_FREQ ( FileRequest struct ) 15 constant TRAK_FONT ( GfxBase CloseFont[] ) 15 constant TRAK_MAX ( Poof, anything higher is tossed ) 7 constant TRB_UNLINK ( Free node bit ) 6 constant TRB_RELOC ( This may be relocated [not used yet] ) 5 constant TRB_MOVED ( Item moved ) 1 TRB_UNLINK << constant TRF_UNLINK 1 TRB_RELOC << constant TRF_RELOC 1 TRB_MOVED << constant TRF_MOVED ( ) ( ************************************************************************) ( * Note: ResList MUST be a DosAllocMem'ed list!, this is done for *) ( * you when you call CreateTaskResList[], typically, you won't need *) ( * to access/allocate this structure. *) ( ************************************************************************) ( ) :STRUCT ResList STRUCT MinNode rl_Node ( Used by arplib to link reslists ) APTR rl_TaskID ( Owner of this list ) STRUCT MinList rl_FirstItem ( List of Tracked Resources ) APTR rl_Link ( SyncRun's use - hide list here ) ;STRUCT ( ) ( ************************************************************************) ( * Returns from CompareLock[] *) ( ************************************************************************) ( ) 0 constant LCK_EQUAL ( The two locks refer to the same object ) 1 constant LCK_VOLUME ( Locks are on the same volume ) 2 constant LCK_DIFVOL1 ( Locks are on different volumes ) 3 constant LCK_DIFVOL2 ( Locks are on different volumes ) ( ) ( ************************************************************************) ( * ASyncRun[] stuff... *) ( ************************************************************************) ( * Message sent back on your request by an exiting process. *) ( * You request this by putting the address of your message in *) ( * pcb_LastGasp, and initializing the ReplyPort variable of your *) ( * ZombieMsg to the port you wish the message posted to. *) ( ************************************************************************) ( ) :STRUCT ZombieMsg STRUCT Message zm_ExecMessage ULONG zm_TaskNum ( Task ID ) LONG zm_ReturnCode ( Process's return code ) ULONG zm_Result2 ( System return code ) STRUCT DateStamp zm_ExitTime ( Date stamp at time of exit ) ULONG zm_UserInfo ( For whatever you wish ) ;STRUCT ( ) ( ************************************************************************) ( * Structure required by ASyncRun[] -- see docs for more info. *) ( ************************************************************************) ( ) :STRUCT ProcessControlBlock ULONG pcb_StackSize ( Stacksize for new process ) BYTE pcb_Pri ( Priority of new task ) UBYTE pcb_Control ( Control bits, see defines below ) APTR pcb_TrapCode ( Optional Trap Code ) LONG pcb_Input LONG pcb_Output ( Optional stdin, stdout ) union{ LONG pcb_SplatFile ( File to use for Open["*"] ) }union{ APTR pcb_ConName ( CON: filename ) }union \ pcb_Console; \ %? CPTR pcb_LoadedCode; /* If not null, will not load/unload code */ APTR pcb_LoadedCode ( If not null, will not load/unload code ) APTR pcb_LastGasp ( ReplyMsg[] to be filled in by exit ) APTR pcb_WBProcess ( Valid only when PRB_NOCLI ) ;STRUCT ( ) ( ************************************************************************) ( * Formerly needed to pass NULLCMD to a child. No longer needed. *) ( * It is being kept here for compatibility only... *) ( ************************************************************************) ( ) \ %? #define NOCMD "\n" ( ) ( ************************************************************************) ( * The following control bits determine what ASyncRun[] does on *) ( * Abnormal Exits and on background process termination. *) ( ************************************************************************) ( ) 0 constant PRB_SAVEIO ( Don't free/check file handles on exit ) 1 constant PRB_CLOSESPLAT ( Close Splat file, must request explicitly ) 2 constant PRB_NOCLI ( Don't create a CLI process ) ( PRB_INTERACTIVE 3L This is now obsolete... ) 4 constant PRB_CODE ( Dangerous yet enticing ) 5 constant PRB_STDIO ( Do the stdio thing, splat = CON:Filename ) 1 PRB_SAVEIO << constant PRF_SAVEIO 1 PRB_CLOSESPLAT << constant PRF_CLOSESPLAT 1 PRB_NOCLI << constant PRF_NOCLI 1 PRB_CODE << constant PRF_CODE 1 PRB_STDIO << constant PRF_STDIO ( ) ( ************************************************************************) ( * Error returns from SyncRun[] and ASyncRun[] *) ( ************************************************************************) ( ) -1 constant PR_NOFILE ( Could not LoadSeg[] the file ) -2 constant PR_NOMEM ( No memory for something ) ( PR_NOCLI -3L This is now obsolete ) -4 constant PR_NOSLOT ( No room in TaskArray ) -5 constant PR_NOINPUT ( Could not open input file ) -6 constant PR_NOOUTPUT ( Could not get output file ) ( PR_NOLOCK -7L This is now obsolete ) ( PR_ARGERR -8L This is now obsolete ) ( PR_NOBCPL -9L This is now obsolete ) ( PR_BADLIB -10L This is now obsolete ) -11 constant PR_NOSTDIO ( Couldn't get stdio handles ) ( ) ( ************************************************************************) ( * Added V35 of arp.library *) ( ************************************************************************) ( ) -12 constant PR_WANTSMESSAGE ( Child wants you to report IoErr[] to user ) ( for SyncRun[] only... ) -13 constant PR_NOSHELLPROC ( Can't create a shell/cli process ) -14 constant PR_NOEXEC ( 'E' bit is clear ) -15 constant PR_SCRIPT ( S and E are set, IoErr[] contains directory ) ( ) ( ************************************************************************) ( * Version 35 ASyncRun[] allows you to create an independent *) ( * interactive or background Shell/CLI. You need this variant of the *) ( * pcb structure to do it, and you also have new values for nsh_Control,*) ( * see below. *) ( * *) ( * Syntax for Interactive shell is: *) ( * *) ( * rc=ASyncRun["Optional Window Name","Optional From File",&NewShell]; *) ( * *) ( * Syntax for a background shell is: *) ( * *) ( * rc=ASyncRun["Command line",0L,&NewShell]; *) ( * *) ( * Same syntax for an Execute style call, but you have to be on drugs *) ( * if you want to do that. *) ( ************************************************************************) ( ) :STRUCT NewShell ULONG nsh_StackSize ( stacksize shell will use for children ) BYTE nsh_Pri ( ignored by interactive shells ) UBYTE nsh_Control ( bits/values: see above ) \ %? correct below? -RM CPTR nsh_LogMsg; /* Optional login message, if null, use default */ APTR nsh_LogMsg ( Optional login message, if null, use default ) LONG nsh_Input ( ignored by interactive shells, but ) LONG nsh_Output ( used by background and execute options. ) ( %?) 5 4 * BYTES nsh_RESERVED ;STRUCT ( ) ( ************************************************************************) ( * Bit Values for nsh_Control, you should use them as shown below, or *) ( * just use the actual values indicated. *) ( ************************************************************************) ( ) 0 constant PRB_CLI ( Do a CLI, not a shell ) 1 constant PRB_BACKGROUND ( Background shell ) 2 constant PRB_EXECUTE ( Do as EXECUTE... )