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139 lines
2.1 KiB
Plaintext
139 lines
2.1 KiB
Plaintext
;
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; Program: QUIET
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; Author: Richard Conn
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; Version: 1.0
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; Date: 29 Mar 84
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;
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version equ 10
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z3env SET 0f400h
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;
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; QUIET is used to set and reset the Quiet Flag in ZCPR3.
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; The forms of the command are:
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;
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; QUIET DISPLAY <-- Display Setting
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; QUIET RESET <-- Turn Quiet Off
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; QUIET SET <-- Turn Quiet On
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; QUIET / <-- Print Help
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;
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;
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; Equates
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;
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fcb equ 5ch
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cr equ 0dh
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lf equ 0ah
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;
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; SYSLIB and Z3LIB Routines
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;
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ext z3init,print,envptr
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;
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; Environment Definition
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;
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if z3env ne 0
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;
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; External ZCPR3 Environment Descriptor
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;
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jmp start
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db 'Z3ENV' ;This is a ZCPR3 Utility
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db 1 ;External Environment Descriptor
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z3eadr:
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dw z3env
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start:
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lhld z3eadr ;pt to ZCPR3 environment
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;
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else
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;
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; Internal ZCPR3 Environment Descriptor
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;
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MACLIB Z3BASE.LIB
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MACLIB SYSENV.LIB
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z3eadr:
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jmp start
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SYSENV
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start:
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lxi h,z3eadr ;pt to ZCPR3 environment
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endif
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;
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; Start of Program -- Initialize ZCPR3 Environment
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;
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call z3init ;initialize the ZCPR3 Env and the VLIB Env
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;
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; Print Banner
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;
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call print
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db 'QUIET Version '
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db (version/10)+'0','.',(version mod 10)+'0',0
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;
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; Check for Command
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;
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lda fcb+1 ;get first char
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cpi 'R' ;reset?
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jz qreset
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cpi 'S' ;set?
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jz qset
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cpi 'D' ;display?
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jz display
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;
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; Print help
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;
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help:
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call print
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db cr,lf,'QUIET - Set/Reset/Display Quiet Flag'
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db cr,lf,'Syntax:'
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db cr,lf,' QUIET D or QUIET DIS - Display Quiet Flag'
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db cr,lf,' QUIET R or QUIET RES - Quiet Flag Off'
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db cr,lf,' QUIET S or QUIET SET - Quiet Flag On'
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db 0
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ret
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;
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; Reset Quiet
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;
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qreset:
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call ptquiet ;pt to Quiet Flag
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mvi m,0 ;reset it
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jmp display
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;
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; Set Quiet
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;
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qset:
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call ptquiet ;pt to Quiet Flag
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mvi m,0ffh ;set it
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;
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; Display Quiet Flag
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;
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display:
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call print
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db ' - Quiet Flag is ',0
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call ptquiet ;pt to Quiet Flag
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mov a,m ;get it
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ora a ;0=reset
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jz disres
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call print
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db 'Set (On)',0
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ret
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disres:
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call print
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db 'Reset (Off)',0
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ret
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;
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; Return with HL pting to Quiet Flag
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;
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ptquiet:
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lhld envptr ;pt to environment
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lxi d,28H ;offset to flag
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dad d
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ret
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end
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