mandoc/apropos.1 - diff

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Diff for /mandoc/apropos.1 between version 1.10 and 1.16.2.3

version 1.10, 2011/11/29 00:41:33

version 1.16.2.3, 2013/10/05 01:25:20

Line 22

.Nd search manual page databases

.Sh SYNOPSIS

.Nm

.Op Fl M Ar manpath

.Op Fl C Ar file

.Op Fl m Ar manpath

.Op Fl M Ar path

.Op Fl m Ar path

.Op Fl S Ar arch

.Op Fl s Ar section

.Ar expression...

.Ar expression ...

.Sh DESCRIPTION

The

.Nm

Line 35 utility queries manual page databases generated by

Line 36 utility queries manual page databases generated by

evaluating on

.Ar expression

for each file in each database.

.Pp

By default,

.Nm

searches for

.Xr mandocdb 8

databases in the default paths stipulated by

.Xr man 1 ,

parses terms as case-sensitive regular expressions

.Pq the Li \&~ operator

over manual names and descriptions

.Pq the Li \&Nm No and Li \&Nd No macro keys .

Multiple terms imply pairwise

.Fl o .

.Pp

Its arguments are as follows:

.Bl -tag -width Ds

.It Fl M Ar manpath

.It Fl C Ar file

Specify an alternative configuration

.Ar file

.Xr man.conf 5

format.

.It Fl M Ar path

Use the colon-separated path instead of the default list of paths

searched for

.Xr mandocdb 8

databases.

Invalid paths, or paths without manual databases, are ignored.

.It Fl m Ar manpath

.It Fl m Ar path

Prepend the colon-separated paths to the list of paths searched

for

.Xr mandocdb 8

Line 112 evaluates a substring, while

Line 133 evaluates a substring, while

.Li \&~

evaluates a regular expression.

.It Fl i Ar term

Same as

.Ar term ,

but

.Ar term

is a regular expression, it

is evaluated case-insensitively.

Has no effect on substring terms.

.El

.Pp

By default,

.Nm

searches for

.Xr mandocdb 8

databases in the default paths stipulated by

.Xr man 1 ,

parses terms as case-insensitive regular expressions

.Pq the Li \&~ operator

over manual names and descriptions

.Pq the Li \&Nm No and Li \&Nd No macro keys .

Multiple terms imply pairwise

.Fl o .

Results are sorted by manual title, with output formatted as

.Pp

.D1 title(sec) \- description

Line 232 Text production:

Line 241 Text production:

.Sh ENVIRONMENT

.Bl -tag -width Ds

.It Ev MANPATH

Colon-separated paths overriding the default list of paths searched for

Colon-separated paths modifying the default list of paths searched for

manual databases.

Invalid paths, or paths without manual databases, are ignored.

Overridden by

.Fl M .

.Ev MANPATH

begins with a

.Sq \&: ,

it is appended to the default list;

else if it ends with

.Sq \&: ,

it is prepended to the default list; else if it contains

.Sq \&:: ,

the default list is inserted between the colons.

If none of these conditions are met, it overrides the default list.

.El

.\" .Sh FILES

.Sh FILES

.Bl -tag -width "/etc/man.conf" -compact

.It Pa mandoc.db

name of the

.Xr mandocdb 8

keyword database

.It Pa mandoc.index

name of the

.Xr mandocdb 8

filename database

.It Pa /etc/man.conf

default

.Xr man 1

configuration file

.El

.Sh EXIT STATUS

.Ex -std

.Sh EXAMPLES

Search for

.Qq mdoc

within the manual name and description:

as a substring and regular expression

within each manual name and description:

.Pp

.Dl $ apropos mdoc

.Dl $ apropos ~^mdoc$

.Pp

Two variants of searching for

Include matches for

.Qq mdoc ,

.Qq roff

.Qq roff ,

and

.Qq man

within manual names and descriptions:

for the regular expression case:

.Pp

.Dl $ apropos mdoc roff man

.Dl $ apropos ~^mdoc$ roff man

.Dl $ apropos mdoc \-o roff \-o man

.Dl $ apropos ~^mdoc$ \-o roff \-o man

.Pp

Search for

.Qq optind

Line 264 and

Line 299 and

.Qq optarg

as variable names in the library category:

.Pp

.Dl $ apropos \-s 3 \(dqVa~^optind$\(dq -a \(dqVa~^optarg$\(dq

.Dl $ apropos \-s 3 Va~^optind \-a Va~^optarg$

.Pp

Search for all manuals referencing

.Qq POSIX

in any letter case:

.Pp

.Dl $ apropos \-\- \-i posix

.Sh SEE ALSO

.Xr man 1 ,

.Xr mandoc 1 ,

.Xr re_format 7 ,

.Xr re_format 7

.Xr mandocdb 8

.Sh AUTHORS

The

.Nm

utility was written by

.An Kristaps Dzonsons ,

.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv .

.Mt kristaps@bsd.lv .

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