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#!/usr/local/plan9/bin/rc
. 9.rc
. $PLAN9/man/fonts
#
# formatters
#
fn roff {
preproc=()
x=`{doctype $2}
if (~ $1 t) {
if(~ $x *grap*)
preproc=($preproc grap)
if(~ $x *pic*)
preproc=($preproc pic)
Nflag=-Tutf
}
if not {
Nflag=-N
}
if(~ $x *eqn*)
preproc=($preproc eqn)
if(~ $x *tbl*)
preproc=($preproc tbl)
switch($#preproc) {
case 0
{echo -n $FONTS; cat $2< /dev/null} | troff $Nflag -$MAN
case 1
{echo -n $FONTS; cat $2< /dev/null} | $preproc | troff $Nflag -$MAN
case 2
{echo -n $FONTS; cat $2< /dev/null} | $preproc(1) | $preproc(2) | troff $Nflag -$MAN
case 3
{echo -n $FONTS; cat $2< /dev/null} | $preproc(1) | $preproc(2) | $preproc(3) | | troff $Nflag -$MAN
case *
{echo -n $FONTS; cat $2< /dev/null} | $preproc(1) | $preproc(2) | $preproc(3) | | $preproc(4) | troff $Nflag -$MAN
}
}
fn doecho { echo $1 }
fn dotroff { roff t $1 }
fn doproof { roff t $1 | proof }
fn dopage { roff t $1 | tr2post | psfonts | page }
fn donroff {
roff n $1 | sed '
${
/^$/p
}
//N
/^\n$/D
'
}
seq=0
fn dohtml {
MAN=manhtml
b=`{echo $1 | sed 's/\.[0-9].*//'}
if(test -f $b.html)
web $b.html
if not{
roff t $1 | troff2html >/tmp/man.$pid.$seq.html
web /tmp/man.$pid.$seq.html
seq=`{echo 1+$seq | hoc}
}
}
#
# parse flags and sections
#
cmd=donroff
sec=()
S=$PLAN9/man
d=0
while(~ $d 0) {
if(~ $#* 0) {
echo 'Usage: man [-hnpPtw] [-s sec] [0-9] [0-9] ... [--] name1 name2 ...' >[1=2]
exit
}
if(test -d $S/man$1){
sec=($sec $1)
shift
}
if not switch($1) {
case -t ; cmd=dotroff ; shift
case -n ; cmd=donroff ; shift
case -p ; cmd=doproof ; shift
case -P ; cmd=dopage ; shift
case -w ; cmd=doecho ; shift
case -h ; cmd=dohtml ; shift
case -- ; d=1 ; shift
case * ; d=1
}
}
if(~ $#sec 0) {
sec=`{ls -pd $S/man[0-9]* | sed 's/man//'}
}
#
# search index
#
allfiles=()
missing=no
for(word){
files=()
regexp='^'^$word^' '
for(i in $S/man$sec){
if(test -f $i/INDEX){
try=`{grep $regexp $i/INDEX | sed 's/^[^ ]* //'}
if(! ~ $#try 0)
files=($files $i/$try)
}
}
if(~ $#files 0){
for(i in $S/man$sec){
if(test -f $i/$word.[0-9]*)
files=($files $i/$word.[0-9]*)
}
}
if(~ $#files 0){
echo 'man: no manual page' $word >[1=2]
missing=yes
}
allfiles=($allfiles $files)
}
if(~ $#allfiles 0)
exit 'no man'
# complicated sort order: want 9p.3, 9p-cmdbuf.3, 9pclient.3
allfiles=`{ls $allfiles | sed 's/[.\-]/ &/g;s/\./ &/g' | sort -u | tr -d ' '}
files=()
for(i in $allfiles){
if(test -f $i)
files=($files $i)
if not
echo need $i >[1=2]
}
#
# format pages
#
for(i in $files)
$cmd $i
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