===================================================================
RCS file: /cvs/mandoc/apropos.1,v
retrieving revision 1.17
retrieving revision 1.19
diff -u -p -r1.17 -r1.19
--- mandoc/apropos.1	2012/03/24 01:46:25	1.17
+++ mandoc/apropos.1	2012/06/09 14:11:15	1.19
@@ -1,4 +1,4 @@
-.\"	$Id: apropos.1,v 1.17 2012/03/24 01:46:25 kristaps Exp $
+.\"	$Id: apropos.1,v 1.19 2012/06/09 14:11:15 kristaps Exp $
 .\"
 .\" Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
@@ -14,11 +14,12 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: March 24 2012 $
+.Dd $Mdocdate: June 9 2012 $
 .Dt APROPOS 1
 .Os
 .Sh NAME
-.Nm apropos
+.Nm apropos ,
+.Nm whatis
 .Nd search manual page databases
 .Sh SYNOPSIS
 .Nm
@@ -30,8 +31,10 @@
 .Ar expression ...
 .Sh DESCRIPTION
 The
-.Nm
-utility queries manual page databases generated by
+.Nm apropos
+and
+.Nm whatis
+utilities query manual page databases generated by
 .Xr mandocdb 8 ,
 evaluating on
 .Ar expression
@@ -42,13 +45,12 @@ By default,
 searches for
 .Xr mandocdb 8
 databases in the default paths stipulated by
-.Xr man 1 ,
-parses terms as case-sensitive regular expressions
-over manual names and descriptions.
-Multiple terms imply pairwise
-.Fl o .
-If standard output is a TTY, a result may be selected from a list and
-its manual displayed with the pager.
+.Xr man 1
+and
+maps terms to case-sensitive manual names and descriptions.
+Multiple terms are OR'd.
+.Nm whatis
+maps terms only to case-sensitive manual names.
 .Pp
 Its arguments are as follows:
 .Bl -tag -width Ds
@@ -79,43 +81,15 @@ See
 for a listing of manual sections.
 .El
 .Pp
-An
+.Nm whatis
+considers an
 .Ar expression
-consists of search terms joined by logical operators
-.Fl a
-.Pq and
-and
-.Fl o
-.Pq or .
-The
-.Fl a
-operator has precedence over
-.Fl o
-and both are evaluated left-to-right.
-.Bl -tag -width Ds
-.It \&( Ar expr No \&)
-True if the subexpression
-.Ar expr
-is true.
-.It Ar expr1 Fl a Ar expr2
-True if both
-.Ar expr1
-and
-.Ar expr2
-are true (logical
-.Qq and ) .
-.It Ar expr1 Oo Fl o Oc Ar expr2
-True if
-.Ar expr1
-and/or
-.Ar expr2
-evaluate to true (logical
-.Qq or ) .
-.It Ar term
-True if
-.Ar term
-is satisfied.
-This has syntax
+to consist of an opaque keyword.
+.Nm apropos
+parses a
+.Ar expression
+into type and keyword pairs.
+This pair syntax
 .Li [key[,key]*(=~)]?val ,
 where operand
 .Cm key
@@ -129,22 +103,15 @@ See
 for a list of available keys.
 Operator
 .Li \&=
-evaluates a substring, while
+evaluates a full string, while
 .Li \&~
-evaluates a regular expression.
-.It Fl i Ar term
-If
-.Ar term
-is a regular expression, it
-is evaluated case-insensitively.
-Has no effect on substring terms.
-.El
+evaluates a
+.Xr glob 7
+pattern.
 .Pp
 Results are sorted by manual title, with output formatted as
-.Pp
-.D1 title(sec) \- description
-.Pp
-Where
+.Qq title(sec) \- description
+where
 .Qq title
 is the manual's title (note multiple manual names may exist for one
 title),
@@ -153,26 +120,10 @@ is the manual section, and
 .Qq description
 is the manual's short description.
 If an architecture is specified for the manual, it is displayed as
-.Pp
-.D1 title(cat/arch) \- description
-.Pp
-If on a TTY, results are prefixed with a numeric identifier.
-.Pp
-.D1 [index] title(cat) \- description
-.Pp
-One may choose a manual be entering the index at the prompt.
-Valid choices are displayed using
-.Ev MANPAGER ,
-or failing that ,
-.Ev PAGER
-or just
-.Xr more 1 .
-Source pages are formatted with
-.Xr mandoc 1 ;
-preformatted pages with
-.Xr cat 1 .
+.Qq title(cat/arch) \- description .
 .Ss Macro Keys
-Queries evaluate over a subset of
+.Nm apropos
+queries evaluate over a subset of
 .Xr mdoc 7
 macros indexed by
 .Xr mandocdb 8 .
@@ -248,14 +199,6 @@ Text production:
 .El
 .Sh ENVIRONMENT
 .Bl -tag -width Ds
-.It Ev MANPAGER
-Default pager for manuals.
-If this is unset, falls back to
-.Ev Pager .
-.It Ev PAGER
-The second choice for a manual pager.
-If this is unset, use
-.Xr more 1 .
 .It Ev MANPATH
 Colon-separated paths modifying the default list of paths searched for
 manual databases.
@@ -276,14 +219,10 @@ If none of these conditions are met, it overrides the 
 .El
 .Sh FILES
 .Bl -tag -width "/etc/man.conf" -compact
-.It Pa whatis.db
+.It Pa mandocdb.db
 name of the
 .Xr mandocdb 8
 keyword database
-.It Pa whatis.index
-name of the
-.Xr mandocdb 8
-filename database
 .It Pa /etc/man.conf
 default
 .Xr man 1
@@ -294,31 +233,30 @@ configuration file
 .Sh EXAMPLES
 Search for
 .Qq mdoc
-as a substring and regular expression
-within each manual name and description:
+as a word or
+.Xr glob 7
+expression:
 .Pp
 .Dl $ apropos mdoc
-.Dl $ apropos ~^mdoc$
+.Dl $ apropos any~mdoc*
 .Pp
 Include matches for
 .Qq roff
 and
 .Qq man
-for the regular expression case:
+using
+.Xr glob 7
+expressions:
 .Pp
-.Dl $ apropos ~^mdoc$ roff man
-.Dl $ apropos ~^mdoc$ \-o roff \-o man
+.Dl $ apropos ~*mdoc* ~*roff*
 .Pp
 Search for
-.Qq optind
-and
 .Qq optarg
-as variable names in the library category:
+as a variable name in the library category:
 .Pp
-.Dl $ apropos \-s 3 Va~^optind \-a Va~^optarg$
+.Dl $ apropos \-s 3 Va=optarg
 .Sh SEE ALSO
-.Xr more 1
-.Xr re_format 7 ,
+.Xr glob 7 ,
 .Xr mandocdb 8
 .Sh AUTHORS
 The