| 1 | #!/bin/sh
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| 2 | #
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| 3 | # makewhatis 2.0 - make whatis(5) database. Author: Kees J. Bot.
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| 4 | #
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| 5 | # Make the whatis database of a man directory from the manual pages.
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| 6 |
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| 7 | case $1 in
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| 8 | -*) set -$- x x
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| 9 | esac
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| 10 |
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| 11 | case $# in
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| 12 | 1) ;;
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| 13 | *) echo "Usage: $0 <mandir>" >&2
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| 14 | exit 1
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| 15 | esac
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| 16 |
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| 17 | cd $1 || exit
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| 18 |
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| 19 | {
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| 20 | # First pass, gathering the .SH NAME lines in various forms.
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| 21 |
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| 22 | # First the man[1-8] directories, the titles are under the .SH NAME
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| 23 | # section header.
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| 24 | for chap in 1 2 3 4 5 6 7 8
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| 25 | do
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| 26 | for page in man$chap/*.$chap
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| 27 | do
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| 28 | if test -f "$page"; then # (Old sh barfs on 'continue')
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| 29 |
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| 30 | sed -e 's/ / /g
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| 31 | s/"NAME"/NAME/g
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| 32 | /^\.SH NAME/,/^\.SH /!d
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| 33 | /^\.SH /d
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| 34 | s/\\f.//g # should not be needed
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| 35 | s/\\s[+-].//g
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| 36 | s/\\s.//g
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| 37 | s/\\//
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| 38 | '"s/ - / ($chap) - /" < "$page"
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| 39 | fi
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| 40 | done
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| 41 | done
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| 42 |
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| 43 | # The Minix "Book style" documents, look for .CD
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| 44 | for page in man9/*.9
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| 45 | do
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| 46 | if test -f "$page"; then
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| 47 |
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| 48 | sed -e 's/ / /g
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| 49 | /^\.CD /!d
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| 50 | s/^[^"]*"//
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| 51 | s/"[^"]*$//
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| 52 | s/\\(en/-/g
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| 53 | s/\\f.//g
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| 54 | s/\\s[+-].//g
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| 55 | s/\\s.//g
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| 56 | s/\\\*(M2/MINIX/g
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| 57 | s/\\//
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| 58 | '"s/ - / (9) - /" < "$page"
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| 59 | fi
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| 60 | done
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| 61 |
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| 62 | # Some people throw extra flat text files into the cat[1-9]
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| 63 | # directories. It would be nice if man(1) can find them.
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| 64 | trap 'rm -f /tmp/mkw[cmn]$$; exit 1' 1 2 15
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| 65 | for chap in 1 2 3 4 5 6 7 8 9
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| 66 | do
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| 67 | ls cat$chap 2>/dev/null >/tmp/mkwc$$
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| 68 | ls man$chap 2>/dev/null >/tmp/mkwm$$
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| 69 | comm -23 /tmp/mkwc$$ /tmp/mkwm$$ >/tmp/mkwn$$
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| 70 | sed -e "/.*\\.$chap\$/!d
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| 71 | s/\\.$chap\$/ ($chap) - ???/" < /tmp/mkwn$$
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| 72 | done
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| 73 | rm -f /tmp/mkw[cmn]$$
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| 74 | } | {
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| 75 | # Second pass, remove empty lines, leading and trailing spaces,
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| 76 | # multiple spaces to one space, remove lines without a dash.
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| 77 | sed -e 's/ */ /g
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| 78 | s/^ //
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| 79 | s/ $//
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| 80 | /^$/d
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| 81 | /-/!d'
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| 82 | } | {
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| 83 | # Third pass, sort by section.
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| 84 | sort -t'(' +1 -o whatis
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| 85 | }
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