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Command: dev_mkdb | Section: 8 | Source: OpenBSD | File: dev_mkdb.8
DEV_MKDB(8) FreeBSD System Manager's Manual DEV_MKDB(8)
NAME
dev_mkdb - create /dev database
SYNOPSIS
dev_mkdb
DESCRIPTION
The dev_mkdb command creates a hash(3) access method Berkeley 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 zeroed 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), dbopen(3), devname(3), kvm_nlist(3), ttyname(3),
kvm_mkdb(8)
HISTORY
The dev_mkdb command appeared in 4.3BSD-Net/2.
FreeBSD 14.1-RELEASE-p8 August 4, 2022 FreeBSD 14.1-RELEASE-p8