rfio_fileno(3) - Linux man page
Name
rfio_fileno - maps stream pointer to file descriptorSynopsis
#include <sys/types.h>#include "rfio_api.h"
int rfio_fileno (FILE *fp);
Description
rfio_fileno returns the integer file descriptor associated with the stream pointed to by fp.Return Value
Upon successful completion, rfio_fileno() returns the integer value of the file descriptor associated with the stream parameter. Otherwise, the value -1 is returned and serrno is set appropriately.Errors
- EBADF
- fp is not a valid file descriptor.