ref: 1e4d7784f9d34df336d83439bf0a86512f31975c
dir: /sys/lib/man/secindex/
#!/bin/rc
builtin cd $1
for (i in [a-z0-9:]*) {
sed -n '
/SH *NAM/,/SH/{
/SH/d
s/, *$//
ty
:y
s/(^| * )\\*-.*//
tx
s/ *\\\(mi.*//
tx
s/, */\
/g
s/\n\\n/\
/g
s/$/ '$i'/g
p
}
/SH *DES/q
d
:x
s/(^| * )\\*-.*//
s/ *\\\(mi.*//
/^$/d
s/, */\
/g
s/\n\n/\
/g
s/$/ '$i'/g
p
q
' $i
echo $i $i
} |sort -u