11-23-2011
In C I would use
setenv, there should be a C++ equivalent.
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LEARN ABOUT XFREE86
man.conf
MAN.CONF(5) File Formats Manual MAN.CONF(5)
NAME
man.conf - configuration file for man
DESCRIPTION
This is the configuration file for the man(1), apropos(1), and makewhatis(8) utilities. Its presence, and all directives, are optional.
This file is an ASCII text file. Leading whitespace on lines, lines starting with '#', and blank lines are ignored. Words are separated
by whitespace. The first word on each line is the name of a configuration directive.
The following directives are supported:
manpath path
Override the default search path for man(1), apropos(1), and makewhatis(8). It can be used multiple times to specify multiple
paths, with the order determining the manual page search order.
Each path is a tree containing subdirectories whose names consist of the strings 'man' and/or 'cat' followed by the names of
sections, usually single digits. The former are supposed to contain unformatted manual pages in mdoc(7) and/or man(7) format; file
names should end with the name of the section preceded by a dot. The latter should contain preformatted manual pages; file names
should end with '.0'.
Creating a mandoc.db(5) database with makewhatis(8) in each directory configured with manpath is recommended and necessary for
apropos(1) to work, but not strictly required for man(1).
output option [value]
Configure the default value of an output option. These directives are overridden by the -O command line options of the same names.
For details, see the mandoc(1) manual.
option value used by -T
fragment none html
includes string html
indent integer ascii, utf8
man string html
paper string ps, pdf
style string html
width integer ascii, utf8
_whatdb path/whatis.db
This directive provides the same functionality as manpath, but using a historic and misleading syntax. It is kept for backward
compatibility for now, but will eventually be removed.
FILES
/etc/man.conf
EXAMPLES
The following configuration file reproduces the defaults: installing it is equivalent to not having a man.conf file at all.
manpath /usr/share/man
manpath /usr/X11R6/man
manpath /usr/local/man
SEE ALSO
apropos(1), man(1), makewhatis(8)
HISTORY
A relatively complicated man.conf file format first appeared in 4.3BSD-Reno. For OpenBSD 5.8, it was redesigned from scratch, aiming for
simplicity.
AUTHORS
Ingo Schwarze <schwarze@openbsd.org>
Debian December 28, 2016 MAN.CONF(5)