# Warning

Theses notes are deprecated since Charles Forsyth's code was moved:

- Charles Forsyth's compilers are now available on https://bitbucket.org/plan9-from-bell-labs/plan9
- Charles Forsyth's kernel is now available on https://bitbucket.org/forsyth/plan9-9k

# Charles Forsyth's 9k repository

git clone https://github.com/slowly-code-a-world/enhanced-plan9

cd /tmp/enhanced-plan9

mkdir /sys/src/9k
dircp 9K /sys/src/9k

for(i in PART1/*){
	j=`{basename $i}
	dircp $i /$j
}

for(i in PART2/*){
	j=`{basename $i}
	dircp $i /sys/$j
}

for(i in PART3/*){
	j=`{basename $i}
	dircp $i /sys/$j
}

for(i in PART4/*){
	j=`{basename $i}
	dircp $i /sys/src/9k/$j
}

for(i in AMD64_compiler/*){
	j=`{basename $i}
	rm -rf /sys/src/cmd/$i
	dircp $i /sys/src/cmd/$j
	rm -rf /sys/src/cmd/6l/notes
}

# create empty directories

dir=(\
	/acme/bin/amd64\
	/amd64/bin/ape\
	/amd64/bin/ape\
	/amd64/bin/auth\
	/amd64/bin/aux\
	/amd64/bin/bitsy\
	/amd64/bin/dial\
	/amd64/bin/disk\
	/amd64/bin/fossil\
	/amd64/bin/fs\
	/amd64/bin/games\
	/amd64/bin/ip\
	/amd64/bin/ip/httpd\
	/amd64/bin/ndb\
	/amd64/bin/replica\
	/amd64/bin/upas\
	/amd64/bin/usb\
	/amd64/bin/venti\
	/amd64/lib/ape\
)

for(i in $dir) {
	rm -rf $i
	mkdir $i
}

# patch

sorig /sys/src/libc/9syscall/mkfile | rc
hget http://www.9legacy.org/9legacy/patch/9k-nsec.diff | ape/patch -p0

# compile

for(i in /sys/src/cmd/6?) {cd $i && mk install && mk clean}
cd /sys/src && objtype=amd64 {mk nuke && mk install && mk clean}
dd -if /dev/zero -of /sys/src/9k/root/nvram -bs 512 -count 1
> /sys/src/9k/k10/uncached.h
> /sys/src/9k/k10/adr.h
cd /sys/src/9k/k10 && rm -f ../port/systab.[ch] && objtype=amd64 {mk nuke && mk CONF'='k10cpu install && mk nuke}
rm -f /sys/src/9k/386/*.i /sys/src/9k/port/systab.[ch] /sys/src/9k/root/nvram

# generate patches

sdiff /sys/src/cmd/6a /sys/src/cmd/6c /sys/src/cmd/6l | night > /n/web/www.9legacy.org/9legacy/patch/forsyth-6c.diff
sdiff /sys/src/libsec/amd64 /sys/src/libc/amd64 /sys/src/ape/lib/9/amd64 /sys/src/ape/lib/sec/amd64 /sys/src/ape/lib/mp/amd64 /sys/src/ape/lib/ap/amd64 /sys/src/libmp/amd64 /amd64/include | night > /n/web/www.9legacy.org/9legacy/patch/forsyth-amd64.diff
sdiff /sys/src/libaml /sys/include/aml.h /sys/include/ptrace.h | night > /n/web/www.9legacy.org/9legacy/patch/forsyth-libaml.diff
sdiff /sys/src/9k | night > /n/web/www.9legacy.org/9legacy/patch/forsyth-9k.diff
hget http://www.9legacy.org/9legacy/patch/nix-nsec.diff | sed s/nix/9k/ > /n/web/www.9legacy.org/9legacy/patch/9k-nsec.diff