Category:Polyglot:PL/I and PL/M: Difference between revisions
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A suitable file for PL/I definitions could be: |
A suitable file for PL/I definitions could be: |
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<br> |
<br> |
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< |
<syntaxhighlight lang=pli>/* pg.inc: PL/I definitions for "polyglot PL/I and PL/M programs" compiled with PL/I */ |
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%replace true by '1'b, false by '0'b; |
%replace true by '1'b, false by '0'b; |
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/* end pg.inc */</ |
/* end pg.inc */</syntaxhighlight> |
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For PL/M, the following definitions would be used, with the appropiate subset cut-and-pasted into the programL |
For PL/M, the following definitions would be used, with the appropiate subset cut-and-pasted into the programL |
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< |
<syntaxhighlight lang=pli> |
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DECLARE BINARY LITERALLY 'ADDRESS', CHARACTER LITERALLY 'BYTE'; |
DECLARE BINARY LITERALLY 'ADDRESS', CHARACTER LITERALLY 'BYTE'; |
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DECLARE FIXED LITERALLY ' ', BIT LITERALLY 'BYTE'; |
DECLARE FIXED LITERALLY ' ', BIT LITERALLY 'BYTE'; |
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DECLARE ( A, B ) ADDRESS; |
DECLARE ( A, B ) ADDRESS; |
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IF A > B THEN RETURN( A ); ELSE RETURN( B ); |
IF A > B THEN RETURN( A ); ELSE RETURN( B ); |
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END MAX;</ |
END MAX;</syntaxhighlight> |
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Note the lack of comments in the PL/M "include" file - this is because the definitions will be commented out for PL/I compilers by having a "/*" starting in column 81 preceeding the definitions and /* */ follow them. |
Note the lack of comments in the PL/M "include" file - this is because the definitions will be commented out for PL/I compilers by having a "/*" starting in column 81 preceeding the definitions and /* */ follow them. |
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