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105 lines
1.9 KiB
105 lines
1.9 KiB
;
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; Program: SHFILE
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; Author: Richard Conn
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; Version: 1.0
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; Date: 5 Mar 84
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;
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version equ 10
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;
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; SHFILE defines the name of the shell variable file or displays it.
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;
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;
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; Equates for Key Values
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;
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z3env SET 0f400h ;address of ZCPR3 environment
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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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; External Z3LIB and SYSLIB Routines
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;
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ext z3init,getfn1,print,pfn1,moveb,qprint
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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 and Print Banner
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;
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call z3init ;initialize the ZCPR3 Environment
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call qprint
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db 'SHFILE, Version '
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db (version/10)+'0','.',(version mod 10)+'0',cr,lf,0
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;
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; Set Name of Shell Variable File
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;
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call getfn1 ;get ptr to file name 1
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lxi d,fcb+1 ;pt to name in FCB
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xchg ;copy from FCB
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mvi b,11 ;11 bytes
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mov a,m ;get first char
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cpi ' ' ;don't define if no name
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jz prshfile
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call moveb ;define name
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call setshdef ;set default file type if none given
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;
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; Print Name of Shell Variable File
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;
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prshfile:
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call print
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db ' Shell Variable File Name is ',0
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call getfn1 ;pt to name
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xchg
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call pfn1
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ret
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;
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; Set Type of Shell Variable File if None Given
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;
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setshdef:
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call getfn1 ;check for file type
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lxi d,8 ;pt to file byte
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dad d
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xchg
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lxi h,shvtype ;default file type
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mvi b,3 ;3 chars
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ldax d ;get char
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cpi ' ' ;set if space
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cz moveb ;copy
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ret
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;
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; Buffers
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;
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shvtype:
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db 'VAR'
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end
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