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#!/bin/sh
echo This script takes a minute to run. Be patient. 1>&2
LC_CTYPE=C export LC_CTYPE
# pad stdin to multiple of 120 lines
pad()
{
awk '{print} END{for(; NR%120!=0; NR++) print ""}'
}
# create formatted (numbered) files
mkdir -p fmt
rm -f fmt/*
cp README fmt
files=`grep -v '^#' runoff.list | awk '{print $1}'`
n=99
for i in $files
do
runoff1 -n $n $i >fmt/$i
nn=`tail -1 fmt/$i | sed 's/ .*//; s/^0*//'`
if [ "x$nn" != x ]; then
n=$nn
fi
done
# create table of contents
cat toc.hdr >fmt/toc
pr -e8 -t runoff.list | awk '
/^[a-z0-9]/ {
s=$0
f="fmt/"$1
getline<f
close(f)
n=$1
printf("%02d %s\n", n/100, s);
next
}
{
print
}' | pr -3 -t >>fmt/toc
cat toc.ftr >>fmt/toc
# make definition list
cd fmt
perl -e '
while(<>) {
chomp;
s!//.*!!;
s!/\*([^*]|[*][^/])*\*/!!g;
s!\s! !g;
s! +$!!;
# look for declarations like char* x;
if (/^[0-9]+ typedef .* u(int|short|long|char);/) {
next;
}
if (/^[0-9]+ extern/) {
next;
}
if (/^[0-9]+ struct [a-zA-Z0-9_]+;/) {
next;
}
if (/^([0-9]+) #define +([A-za-z0-9_]+) +?\(.*/) {
print "$1 $2\n"
}
elsif (/^([0-9]+) #define +([A-Za-z0-9_]+) +([^ ]+)/) {
print "$1 $2 $3\n";
}
elsif (/^([0-9]+) #define +([A-Za-z0-9_]+)/) {
print "$1 $2\n";
}
if (/\(/) {
next;
}
if (/^([0-9]+) (((static|struct|extern|union|enum) +)*([A-Za-z0-9_]+))( .*)? +([A-Za-z_][A-Za-z0-9_]*)[,;]/) {
print "$1 $7\n"
}
elsif(/^([0-9]+) (enum|struct|union) +([A-Za-z0-9_]+) +{/){
print "$1 $3\n";
}
# TODO: enum members
}
' $files >defs
perl -n -e 'print if s/^([0-9]+ [a-zA-Z0-9_]+)\(.*$/\1/;' $files |
egrep -v ' (usage|main|if|for)$' >>defs
(
>s.defs
# make reference list
for i in `awk '{print $2}' defs | sort -fu`
do
defs=`egrep '^[0-9]+ '$i'( |$)' defs | awk '{print $1}'`
echo $i $defs >>s.defs
uses=`egrep -h '([^a-zA-Z_0-9])'$i'($|[^a-zA-Z_0-9])' $files | awk '{print $1}'`
echo $i $defs
echo $uses |fmt -24 | sed 's/^/ /'
done
) >refs
# build defs list
awk '
{
printf("%04d %s\n", $2, $1);
for(i=3; i<=NF; i++)
printf("%04d \" \n", $i);
}
' s.defs > t.defs
# format the whole thing
(
../pr.pl README
../pr.pl -h "table of contents" toc
# pr -t -2 t.defs | ../pr.pl -h "definitions" | pad
pr -t -l50 -2 refs | ../pr.pl -h "cross-references" | pad
# pr.pl -h "definitions" -2 t.defs | pad
# pr.pl -h "cross-references" -2 refs | pad
for i in $files
do
../pr.pl -h "xv6/$i" $i
done
) | mpage -m50t50b -o -bLetter -T -t -2 -FCourier -L60 >all.ps
grep Pages: all.ps
# if we have the nice font, use it
nicefont=~rsc/lib/postscript/LucidaSans-Typewriter83
if [ -f $nicefont ]
then
(sed 1q all.ps; cat $nicefont; sed '1d; s/Courier/LucidaSans-Typewriter83/' all.ps) >allf.ps
else
cp all.ps allf.ps
fi
ps2pdf allf.ps ../xv6.pdf
|
