xref: /freebsd/contrib/ncurses/man/manlinks.sed (revision 2008043f386721d58158e37e0d7e50df8095942d)
1# $Id: manlinks.sed,v 1.15 2021/01/05 20:30:00 tom Exp $
2##############################################################################
3# Copyright 2020,2021 Thomas E. Dickey                                       #
4# Copyright 2000-2003,2008 Free Software Foundation, Inc.                    #
5#                                                                            #
6# Permission is hereby granted, free of charge, to any person obtaining a    #
7# copy of this software and associated documentation files (the "Software"), #
8# to deal in the Software without restriction, including without limitation  #
9# the rights to use, copy, modify, merge, publish, distribute, distribute    #
10# with modifications, sublicense, and/or sell copies of the Software, and to #
11# permit persons to whom the Software is furnished to do so, subject to the  #
12# following conditions:                                                      #
13#                                                                            #
14# The above copyright notice and this permission notice shall be included in #
15# all copies or substantial portions of the Software.                        #
16#                                                                            #
17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
18# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
19# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
20# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
21# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
22# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
23# DEALINGS IN THE SOFTWARE.                                                  #
24#                                                                            #
25# Except as contained in this notice, the name(s) of the above copyright     #
26# holders shall not be used in advertising or otherwise to promote the sale, #
27# use or other dealings in this Software without prior written               #
28# authorization.                                                             #
29##############################################################################
30# Given a manpage (nroff) as input, writes a list of the names that are
31# listed in the "NAME" section, i.e., the names that we would like to use
32# as aliases for the manpage -T.Dickey
33#
34# eliminate formatting controls that get in the way
35/^'\\"/d
36/\.\\"/d
37/^\.br/d
38/^\.sp/d
39/typedef/d
40s/^\.IX//
41s/\\f.//g
42s/[:,]/ /g
43#
44# ignore C-style comments
45s%/\*.*\*/%%
46#
47# eliminate unnecessary whitespace, convert multiple blanks to single space
48s/^[ 	][ 	]*//
49s/[ 	][ 	]*$//
50s/[ 	][ 	]*/ /g
51/^$/d
52#
53# convert ".SH" into a more manageable form
54s/\.SH[ 	][ 	]*/.SH_(/
55#
56# in ".SH NAME"
57# change "\-" to "-", eliminate text after "-", and split the remaining lines
58# at each space, making a list of names:
59/^\.SH_(NAME/,/^\.SH_(SYNOPSIS/{
60s/\\-.*/ -/
61/ -/{
62s/ -.*//
63s/ /\
64/g
65}
66/^-/{
67d
68}
69s/ /\
70/g
71}
72#
73# in ".SH SYNOPSIS"
74# remove any line that does not contain a '(', since we only want functions.
75# then strip off return-type of each function.
76# finally, remove the parameter list, which begins with a '('.
77/^\.SH_(SYNOPSIS/,/^\.SH_(DESCRIPTION/{
78/^[^(]*$/d
79# reduce
80#	.B "int add_wch( const cchar_t *\fIwch\fB );"
81# to
82#	add_wch( const cchar_t *\fIwch\fB );"
83s/^\([^ (]* [^ (]* [*]*\)//g
84s/^\([^ (]* [*]*\)//g
85# trim blanks in case we have
86#	void (*) (FORM *) field_init(const FORM *form);
87s/) (/)(/g
88# reduce stuff like
89#	void (*)(FORM *) field_init(const FORM *form);
90# to
91#	field_init(const FORM *form);
92s/^\(([^)]*)\)\(([^)]*)\)*[ ]*//g
93# rename marker temporarily
94s/\.SH_(/.SH_/
95# kill lines with ");", and trim off beginning of argument list.
96s/[()].*//
97# rename marker back
98s/\.SH_/.SH_(/
99}
100#
101# delete ".SH DESCRIPTION" and following lines
102/^\.SH_(DESCRIPTION/,${
103d
104}
105#
106# delete any remaining directives
107/^\./d
108