ISFDTYPE(3) | Library Functions Manual | ISFDTYPE(3) |
isfdtype
—
determine whether a file descriptor is of a specific
type
#include
<sys/stat.h>
int
isfdtype
(int
fd, int
fdtype);
The isfdtype
() function checks whether or
not the file descriptor fd is of type
fdtype.
A list of possible file types may be found in
stat(2) and the
<sys/stat.h>
include
file.
The isfdtype
() function returns 1 if
fd is of type fdtype and 0 if it
is not. If isfdtype
() fails, a value of -1 is
returned and the global variable errno is set to
indicate the error.
The following error codes may be set in errno:
The isfdtype
() function first appeared in
OpenBSD 3.3.
January 25, 2019 | OpenBSD-current |