next up previous 252
Next: F77_IMPORT_CHARACTER - Import a FORTRAN variable to a C variable.
Up: Full Description of F77 Macros
Previous: F77_EXTERNAL_NAME - The external name of a function


F77_FALSE - The logical value FALSE

Description:
Expand to the number that FORTRAN treats as a logical value of FALSE.

Invocation:
F77_FALSE

Examples:

F77_FALSE
will expand as follows:

All systems: 0


Notes:
FORTRAN and C might not interpret the same numerical value as the same logical value.



next up previous 252
Next: F77_IMPORT_CHARACTER - Import a FORTRAN variable to a C variable.
Up: Full Description of F77 Macros
Previous: F77_EXTERNAL_NAME - The external name of a function

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