NAME
devname —
get device name
LIBRARY
library “libc”
SYNOPSIS
#include
<stdlib.h>
#include <sys/stat.h>
char *
devname(dev_t
dev, mode_t
type);
DESCRIPTION
Thedevname()
function returns a pointer to the name of the block or character device in
“/dev” with a device number of
dev, and a file type matching the one encoded in
type which must be one of S_IFBLK or S_IFCHR. If no
device matches the specified values, or no information is available,
NULL is returned.
The traditional display for applications when no device is found is the string “??”.
FILES
- /var/run/dev.cdb
- Device database file.
SEE ALSO
HISTORY
The devname function call appeared in
4.4BSD.