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TOSIXB: Add a test for JCL ending in <CR>

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Alexander Noack
2026-01-11 21:17:43 +01:00
parent 84ff13708e
commit 82ab9b1de6
1 changed files with 8 additions and 5 deletions
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src/sudoku.s
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@@ -17,8 +17,8 @@ CHTTYO==1 ;Define a channel for TTY output.
CHDSKI==2 ;Read channel for disk input.
JCL: BLOCK 30 ;Reserve space for the command line.
FNAME1: BLOCK 15 ;The first part of the file name.
FNAME2: BLOCK 15 ;The second file name.
FNAME1: BLOCK 1 ;The first part of the file name.
FNAME2: BLOCK 1 ;The second file name.
FIELD: BLOCK 9 ;Reserve 9 words to store the grid.
START: MOVE P,[-PDLLEN,,PDL-1] ;Initialize the stack.
@@ -43,6 +43,8 @@ GETJCL: PUSH P,A ;Save the register A.
SETZM JCL ;Zero out the JCL
MOVE A,[JCL,,JCL+30]
BLT A,JCL+30
SETZM FNAME1 ;Zero out FNAME1
SETZM FNAME2 ;Zero out FNAME2
.BREAK 12,[..RJCL,,JCL] ;Request the JCL.
MOVE A,[440700,,JCL] ;Load the command parameters into A.
MOVE B,[440600,,FNAME1] ;Pointer to the first file name.
@@ -73,13 +75,14 @@ TOSLP: ILDB D,A ;Load the next character from A.
JUMPE D,TOSEN ;Exit the loop, if charachter is null.
CAIN D,40 ;If the character is a whitespace,
JUMPA TOSEN ;exit the loop.
CAIN D,[^M] ;If the character is a carriage return
JUMPA TOSEN ;exit the loop.
CAIL D,140 ;If the character is > 96,
SUBI D,40 ;then cut it down, so it's in range.
SUBI D,40 ;Convert 32..95 to 0..63
IDPB D,B ;Deposit the character in the destination.
JRST TOSLP ;Repeat with next character.
TOSEN: IDPB D,[000] ;Make sure the last char is 0
POP P,D ;Restore the D register.
TOSEN: POP P,D ;Restore the D register.
POPJ P, ;Return from function.
;Subroutine to print a string of text on the output.