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fterm |
Portability: | SAS/C extension |
SYNOPSIS | |
DESCRIPTION | |
RETURN VALUE | |
EXAMPLE | |
RELATED FUNCTIONS | |
SEE ALSO |
SYNOPSIS |
#include <lcio.h> int fterm(FILE *f);
DESCRIPTION |
fterm
returns an indication of whether or not the stream associated with the
FILE
object addressed by
f
is assigned to an interactive terminal.
fattr
contains the
functionality of
fterm
in addition to other
capabilities and is a better choice in most cases.
RETURN VALUE |
fterm
returns 0 for a nonterminal
FILE
. The
fterm
function returns a nonzero value if the
FILE
is assigned to a TSO, CMS, or USS terminal.
EXAMPLE |
#include <lcio.h> #include <stdio.h> main() { int k; k = fterm(stdout); if (k == 0) puts("File 'stdout' is not assigned to an interactive " "terminal."); else puts("File 'stdout' is assigned to an interactive terminal."); }
RELATED FUNCTIONS |
SEE ALSO |
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