NAME
dev_mkdb – create /dev database
SYNOPSIS
dev_mkdb
DESCRIPTION
The dev_mkdb command creates a db(3) hash access method database in “/var/run/dev.db” which contains the names of all of the character and block special files in the “/dev” directory, using the file type and the st_rdev field as the key.
Keys are a structure containing a mode_t followed by a dev_t, with any padding zero'd out. The former is the type of the file (st_mode & S_IFMT), the latter is the st_rdev field.
FILES
- /dev
-
Device directory.
- /var/run/dev.db
-
Database file.
SEE ALSO
ps(1), stat(2), db(3), devname(3), kvm_nlist(3), ttyname(3), kvm_mkdb(8)
HISTORY
The dev_mkdb command appeared in 4.4BSD.