103 lines
3.8 KiB
Sed
103 lines
3.8 KiB
Sed
# $Id: manlinks.sed,v 1.13 2008/01/19 23:31:17 tom Exp $
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##############################################################################
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# Copyright (c) 2000-2003,2008 Free Software Foundation, Inc. #
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# #
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# Permission is hereby granted, free of charge, to any person obtaining a #
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# copy of this software and associated documentation files (the "Software"), #
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# to deal in the Software without restriction, including without limitation #
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# the rights to use, copy, modify, merge, publish, distribute, distribute #
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# with modifications, sublicense, and/or sell copies of the Software, and to #
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# permit persons to whom the Software is furnished to do so, subject to the #
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# following conditions: #
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# #
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# The above copyright notice and this permission notice shall be included in #
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# all copies or substantial portions of the Software. #
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# #
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, #
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL #
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# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER #
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING #
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER #
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# DEALINGS IN THE SOFTWARE. #
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# #
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# Except as contained in this notice, the name(s) of the above copyright #
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# holders shall not be used in advertising or otherwise to promote the sale, #
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# use or other dealings in this Software without prior written #
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# authorization. #
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##############################################################################
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# Given a manpage (nroff) as input, writes a list of the names that are
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# listed in the "NAME" section, i.e., the names that we would like to use
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# as aliases for the manpage -T.Dickey
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#
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# eliminate formatting controls that get in the way
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/^'\\"/d
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/\.\\"/d
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/^\.br/d
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/^\.sp/d
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/typedef/d
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s/^\.IX//
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s/\\f.//g
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s/[:,]/ /g
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#
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# eliminate unnecessary whitespace, convert multiple blanks to single space
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s/^[ ][ ]*//
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s/[ ][ ]*$//
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s/[ ][ ]*/ /g
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#
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# convert ".SH" into a more manageable form
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s/\.SH[ ][ ]*/.SH_(/
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#
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# in ".SH NAME"
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# change "\-" to "-", eliminate text after "-", and split the remaining lines
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# at each space, making a list of names:
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/^\.SH_(NAME/,/^\.SH_(SYNOPSIS/{
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s/\\-.*/ -/
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/ -/{
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s/ -.*//
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s/ /\
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/g
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}
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/^-/{
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d
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}
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s/ /\
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/g
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}
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#
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# in ".SH SYNOPSIS"
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# remove any line that does not contain a '(', since we only want functions.
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# then strip off return-type of each function.
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# finally, remove the parameter list, which begins with a '('.
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/^\.SH_(SYNOPSIS/,/^\.SH_(DESCRIPTION/{
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/^[^(]*$/d
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# reduce
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# .B "int add_wch( const cchar_t *\fIwch\fB );"
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# to
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# add_wch( const cchar_t *\fIwch\fB );"
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s/^\([^ (]* [^ (]* [*]*\)//g
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s/^\([^ (]* [*]*\)//g
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# trim blanks in case we have
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# void (*) (FORM *) field_init(const FORM *form);
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s/) (/)(/g
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# reduce stuff like
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# void (*)(FORM *) field_init(const FORM *form);
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# to
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# field_init(const FORM *form);
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s/^\(([^)]*)\)\(([^)]*)\)*[ ]*//g
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# rename marker temporarily
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s/\.SH_(/.SH_/
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# kill lines with ");", and trim off beginning of argument list.
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s/[()].*//
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# rename marker back
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s/\.SH_/.SH_(/
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}
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#
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# delete ".SH DESCRIPTION" and following lines
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/^\.SH_(DESCRIPTION/,${
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d
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}
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#
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# delete any remaining directives
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/^\./d
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