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F77_TRUE
- The logical value TRUE
- Description:
- Expand to the number that FORTRAN treats as a logical value of
TRUE.
- Invocation:
- F77_TRUE
- Examples:
-
- F77_TRUE
- will expand as follows:
Solaris: |
1 |
OSF/1: |
-1 |
VAX/VMS: |
-1 |
- Notes:
- FORTRAN and C might not interpret the same numerical value as
the same logical value.
Next: F77_UBYTE_TYPE - Define the type UBYTE
Up: Full Description of F77 Macros
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CNF and F77 Mixed Language Programming -- FORTRAN and C
Starlink User Note 209
P.M. Allan
A.J. Chipperfield
R.F. Warren-Smith
19 January 2000
E-mail:ussc@star.rl.ac.uk