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-
- * ReadOneChar.asm (of PCQ Pascal runtime library)
- * Copyright (c) 1989 Patrick Quaid
-
- * This module implements a simple buffering scheme for
- * standard in. We don't always buffer a character- we only buffer
- * one when we have read one too many.
-
- SECTION ONE
-
- XREF stdinbuffed
- XREF stdinbuffer
- XREF _stdin
- XREF _p%DOSBase
- XREF _LVORead
-
- XDEF _p%readonechar
- _p%readonechar
- tst.b stdinbuffed
- beq.s 1$
- move.b #0,stdinbuffed
- rts
- 1$ movem.l d1-d3,-(sp)
- move.l _stdin,d1
- move.l #stdinbuffer,d2
- move.l #1,d3
- move.l _p%DOSBase,a6
- jsr _LVORead(a6)
- move.b #-1,stdinbuffed
- movem.l (sp)+,d1-d3
- rts
-
- XDEF _p%getthatchar
- _p%getthatchar
- move.b stdinbuffer,d0
- move.b #0,stdinbuffed
- rts
-
- END
-