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272 lines
7.1 KiB
C
272 lines
7.1 KiB
C
/*EASE$$$ READ ONLY COPY of file “task.h”
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** 1.2 CCH 11/ 9/1988 Fixed header.
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** 1.1 CCH 11/ 9/1988 Fixed headers and removed projector resource.
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** 1.0 CCH 11/ 9/1988 Adding to EASE.
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** END EASE MODIFICATION HISTORY */
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/*
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* Task.h -- Interface to the Twitcher tasking routines.
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*
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* C Interface to the Macintosh Libraries
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* Copyright Apple Computer,Inc. 1985,1986
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* All rights reserved.
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*
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* (C) Copyright Apple Computer, Inc. 1986
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*
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* Written by Erich Ringewald
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*
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* 26 Nov 86 New Today.
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*
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*/
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#ifndef __KERNEL__
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#include <kernel.h>
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#endif
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#ifndef __TASK__
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#define __TASK__
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/*__________________________________________________________________*/
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/* Task Manager */
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/*__________________________________________________________________*/
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struct procinfo {
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short p_state; /* process state */
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short p_mypid; /* the process id */
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long p_type; /* type of task (usually APPL) */
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long p_signature; /* signature of task */
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long p_version; /* version of task */
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THz p_zone; /* pointer to minor zone */
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unsigned long p_taskmode; /* tasks created mode */
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Boolean p_needsuspresevts; /* whether or not the process expects suspend and resume events */
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Boolean p_back; /* can accept background time */
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Boolean p_activateonresume; /* whether the app will activate and deactivate on susppend/resume */
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short p_dad; /* process id of my dad */
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unsigned long p_size; /* size of his world */
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unsigned long p_ssize; /* size of his stack */
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unsigned long p_slices; /* # of times process has CPU */
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unsigned long p_freemem; /* amount of free memory in heap */
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Str31 p_name; /* name of backing app */
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short p_vrefnum /* vrefnum of app res file as passed to _TWLaunch */
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};
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/* Constants for printer type calls */
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#define PRTYPE_CHANGESTATUS_SAME (-1)
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#define PRTYPE_CHANGESTATUS_DISABLED (0)
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#define PRTYPE_CHANGESTATUS_ENABLED (1)
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/*
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* mask constants for the longword bitmap of taskmode given to the
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* launch command.
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*/
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#define MULTILAUNCH (0x00010000)
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#define SAVESCREEN (0x00008000)
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#define GETSUSPRESEVENTS (0x00004000)
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#define OPTIONKEYDISABLE (0x00002000)
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#define GETBACKTIME (0x00001000)
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#define ACTIVATEONRESUME (0x00000800)
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#define ONLYBACKGROUND (0x00000400)
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/*__________________________________________________________________*/
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/* Task call MACRO definitions */
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/*__________________________________________________________________*/
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#define TWLaunch(name, size, vrefnum, taskmode, stack) \
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_TWLaunch((name), (size), (vrefnum), (taskmode), (stack), TWLAUNCHID)
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#define TWFGSwitch(pid) \
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_TWFGSwitch((pid), TWFGSWITCHID)
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#define TWKill(pid) \
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_TWKill((pid), TWKILLID)
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#define TWGetPID() \
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_TWGetPID(TWGETPIDID)
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#define TWSetDeskRgn(deskrgn) \
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_TWSetDeskRgn((deskrgn), TWSETDESKRGNID)
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#define TWMaxMem(grow) \
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_TWMaxMem((grow), TWMAXMEMID)
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#define TWMemTop() \
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_TWMemTop(TWMEMTOPID)
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#define TWGetProcInfo(pid, inforec) \
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_TWGetProcInfo((pid), (inforec), TWGETPROCINFOID)
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#define TWFreeMem() \
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_TWFreeMem(TWFREEMEMID)
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#define TWDontSwitch() \
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_TWDontSwitch(TWDONTSWITCHID)
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#define TWDoSwitch() \
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_TWDoSwitch(TWDOSWITCHID)
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#define TWPostPseudoEvent(pid, theevent, priority) \
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_TWPostPseudoEvent((pid), (theevent), (priority), TWPOSTPSEUDOID)
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#define TWPostAllPseudoEvent(signature, type, theevent, priority) \
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_TWPostAllPseudoEvent((signature), (type), (theevent), (priority), TWPOSTALLPSEUDOID)
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#define TWSleep(time) \
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_TWSleep((time), TWSLEEPID)
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#define TWTempNewHandle(logicalSize, resultCode) \
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_TWTempNewHandle((logicalSize), (resultCode), TWTEMPNEWHANDLEID)
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#define TWTempHLock(h, resultCode) \
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_TWTempHLock((h), (resultCode), TWTEMPHLOCKID)
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#define TWTempHUnLock(h, resultCode) \
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_TWTempHUnLock((h), (resultCode), TWTEMPHUNLOCKID)
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#define TWTempDisposHandle(h, resultCode) \
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_TWTempDisposHandle((h), (resultCode), TWTEMPDISPOSHANDLEID)
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#define TWSetStdFileDir(pid, sfSaveDisk, curDirID) \
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_TWSetStdFileDir(pid, sfSaveDisk, curDirID, TWSETSTDFILEDIRID)
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#define TWGetPrTypeStrings(pLocalStrPtr, pGlobalStrPtr) \
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_TWGetPrTypeStrings(pLocalStrPtr, pGlobalStrPtr, TWGETPRTYPESTRINGSID)
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#define TWSetPrTypeStrings(localStrPtr, globalStrPtr, enablePrTypeChanges) \
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_TWSetPrTypeStrings(localStrPtr, globalStrPtr, enablePrTypeChanges, TWSETPRTYPESTRINGSID)
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#define TWBackgroundNotify(msgStringPtr) \
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_TWBackgroundNotify(msgStringPtr, TWBACKGROUNDNOTIFYID)
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pascal short _TWLaunch(name, size, vrefnum, taskmode, stack, dispatch)
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char *name;
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unsigned long size, stack;
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short vrefnum;
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unsigned long taskmode;
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short dispatch;
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extern KERNELDISPATCH;
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pascal long _TWFGSwitch(pid, dispatch)
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short pid;
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short dispatch;
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extern KERNELDISPATCH;
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pascal long _TWKill(pid, dispatch)
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short pid;
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short dispatch;
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extern KERNELDISPATCH;
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pascal short _TWGetPID(dispatch)
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWSetDeskRgn(deskrgn, dispatch)
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RgnHandle deskrgn;
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short dispatch;
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extern KERNELDISPATCH;
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pascal long _TWMaxMem(grow, dispatch)
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long *grow;
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short dispatch;
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extern KERNELDISPATCH;
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pascal Ptr _TWMemTop(dispatch)
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short dispatch;
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extern KERNELDISPATCH;
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pascal long _TWGetProcInfo(pid, inforec, dispatch)
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short pid;
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struct procinfo *inforec;
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short dispatch;
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extern KERNELDISPATCH;
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pascal Size _TWFreeMem(dispatch)
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWDontSwitch(dispatch)
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWDoSwitch(dispatch)
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWPostPseudoEvent(pid, theevent, priority, dispatch)
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short pid;
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Ptr theevent;
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unsigned short priority;
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short dispatch;
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extern KERNELDISPATCH;
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pascal short
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_TWPostAllPseudoEvent(signature, tyype, pEvent, priority, dispatch)
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long signature, tyype;
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EventRecord *pEvent;
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unsigned short priority;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWSleep(time, dispatch)
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unsigned long time;
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short dispatch;
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extern KERNELDISPATCH;
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pascal Handle _TWTempNewHandle(logicalSize, resultCode, dispatch)
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unsigned long logicalSize;
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short *resultCode;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWTempHLock(h, resultCode, dispatch)
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Handle h;
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short *resultCode;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWTempHUnLock(h, resultCode, dispatch)
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Handle h;
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short *resultCode;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWTempDisposHandle(h, resultCode, dispatch)
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Handle h;
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short *resultCode;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWSetStdFileDir(pid, sfSaveDisk, curDirID, dispatch)
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short pid;
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short sfSaveDisk;
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unsigned long curDirID;
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short dispatch;
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extern KERNELDISPATCH;
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pascal char _TWGetPrTypeStrings(pLocalStrPtr, pGlobalStrPtr, dispatch)
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StringPtr *pLocalStrPtr, *pGlobalStrPtr;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWSetPrTypeStrings(localStrPtr, globalStrPtr, enablePrTypeChanges, dispatch)
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StringPtr localStrPtr, globalStrPtr;
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char enablePrTypeChanges;
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short dispatch;
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extern KERNELDISPATCH;
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pascal void _TWBackgroundNotify(msgStringPtr, dispatch)
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StringPtr msgStringPtr;
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short dispatch;
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extern KERNELDISPATCH;
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#endif
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