4.3BSD-Reno/share/man/cat7/hier.0
HIER(7) UNIX Reference Manual HIER(7)
NNAAMMEE
hhiieerr - layout of filesystems
DDEESSCCRRIIPPTTIIOONN
A sketch of the filesystem hierarchy.
/ root directory of the filesystem
/bin/ user utilities fundamental to both single-user and multi-user
environments
/dev/ block and character device files
MAKEDEV script for creating device files; see makedev(8)
fd/ file descriptor files; see fd(4)
/etc/ system configuration files and scripts
localtime
local timezone information; see ctime(3)
disklabels/
backup disklabels; see disklabel(8)
kerberosIV/
configuration files for the kerberos version IV; see
kerberos(1)
mtree/ mtree configuration files; see mtree(1)
namedb/ named configuration files; see named(8)
/mnt/ empty directory commonly used by system administrators as a
temporary mount point
/sbin/ system programs and administration utilities fundamental to
both single-user and multi-user environments
/stand/ programs used in a standalone environment
/tmp/ temporary files, usually a mfs(8) memory-based filesystem (the
contents of /tmp are usually NOT preserved across a system re-
boot)
/usr/ contains the majority of user utilities and applications
bin/ common utilities, programming tools, and applications
contrib/
large packages contributed to Berkeley by outside
parties
games/ useful and semi-frivolous programs
include/
standard C include files
X11/ C include files for X11 window system
arpa/ C include files for Internet service proto-
cols
kerberosIV/
C include files for kerberos authentication
package; see kerberos(1)
machine/
machine specific C include files
net/ misc network C include files
netimp/ C include files for IMP protocols; see
imp(4)
netinet/
C include files for Internet standard pro-
tocols; see inet(4)
netiso/ C include files for ISO standard protocols;
see iso(4)
netns/ C include files for XNS standard protocols;
see ns(4)
nfs/ C include files for NFS (Network File Sys-
tem)
pascal/ include files for pc(1)
protocols/
C include files for Berkeley service proto-
cols
sys/ system C include files (kernel data struc-
tures)
ufs/ C include files for UFS (The U-word File
System)
lib/ archive libraries
uucp/ UUCP configuration files (historically
placed; to be moved)
libdata/
misc. utility data files
libexec/
system daemons & system utilities (executed by other
programs)
local/ local executables, libraries, etc.
obj/ architecture-specific target tree produced by build-
ing the /usr/src tree
old/ programs from past lives of BSD which may disappear
in future releases
sbin/ system daemons & system utilities (executed by users)
share/ architecture-independent ascii text files
calendar/
a variety of pre-fab calendar files; see
calendar(1)
dict/ word lists; see look(1)
words common words
web2 words from Webster's 2nd Interna-
tional
papers/ reference databases; see refer(1)
special/
custom word lists; see spell(1)
doc/ misc documentation; src for most of the
printed BSD manuals (available from the
USENIX association)
games/ ascii text files used by various games
man/ manual pages
me/ macros for use with the me macro package
misc/ misc system-wide ascii text files
termcap terminal characteristics data-
base; see termcap(5)
mk/ templates for make; see make(1)
ms/ macros for use with the ms macro package
skel/ example . (dot) files for new accounts
tabset/ tab description files for a variety of ter-
minals; used in the termcap file; see
termcap(5)
tmac/ text processing macros; see nroff(1) and
troff(1)
zoneinfo/
timezone configuration information; see
tzfile(5)
src/ BSD and/or local source files
bin/ src for files in /bin
contrib/
src for files in /usr/contrib
etc/ src for files in /etc
games/ src for files in /usr/games
include/
src for files in /usr/include
kerberosIV/
src for kerberos version IV
lib/ src for files in /usr/lib
libexec/
src for files in /usr/libexec
local/ src for files in /usr/local
old/ src for files in /usr/old
pgrm/ src for programming tools in /usr/bin
sbin/ src for files in /sbin
share/ src for files in /usr/share
sys/ kernel src files
usr.bin/
src for files in /usr/bin
usr.sbin/
src for files in /usr/sbin
/var/ multi-purpose log, temporary, transient, and spool files
account/
system accounting files
acct execution accounting file; see acct(5)
at/ timed command scheduling files; see at(1)
backups/
misc. backup files
db/ misc. automatically generated system-specific data-
base files
games/ misc. game status and log files
log/ misc. system log files
wtmp login/logout log; see wtmp(5)
mail/ user mailbox files
preserve/
temporary home of files preserved after an accidental
death of an editor; see ex(1)
quotas/ filesystem quota information files
run/ system information files describing various info
about system since it was booted
utmp database of current users; see utmp(5)
rwho/ rwho data files; see rwhod(8), rwho(1), and rup-
time(1)
spool/ misc. printer and mail system spooling directories
ftp/ commonly ~ftp; the anonymous ftp root
directory
mqueue/ undelivered mail queue; see sendmail(8)
output/ line printer spooling directories
secretmail/
secretmail spool directory; see xget(1)
uucp/ uucp spool directory
uucppublic/
commonly ~uucp; public uucp temporary
directory
tmp/ temporary files that are kept between system reboots
/vmunix pure kernel executable (the operating system loaded into memory
at boot time).
SSEEEE AALLSSOO
ls(1), apropos(1), whatis(1), whereis(1), finger(1), which(1), find(1),
grep(1), fsck(8)
HHIISSTTOORRYY
4.4 BSD.