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eb5b61da91
urbit/sys/arvo.hoon
C. Guy Yarvin eb5b61da91 Various fixes and improvements.
2017-02-12 22:48:33 -08:00

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:: ::
:::: 6: layer six
!:
~> %slog.[0 leaf+"arvo-boot"]
=< |= {now/@da ovo/*}
^- *
~> %slog.[0 leaf+"arvo-event"]
.(+> +:(poke now ovo))
=>
~% %hex + ~
|%
::
:::: 6a: arvo core
::
++ mean |=(a/tang (fear (flop a) |.(!!))) :: deify stack trace
++ fear :: insert user mean
|* {a/tang _|?(**)}
^+ (+<+)
=> .(a `tang`a)
?~ a (+<+)
~_(i.a $(a t.a))
::
++ slog :: deify printf
=| pri/@ :: priority level
|= a/tang ^+ same :: .= ~&(%a 1)
?~(a same ~>(%slog.[pri i.a] $(a t.a))) :: ((slog ~[>%a<]) 1)
::
++ sloy
|= sod/slyd
^- slyt
|= {ref/* raw/*}
=+ pux=((soft path) raw)
?~ pux ~
?. ?=({@ @ @ @ *} u.pux) ~
=+ :* hyr=(slay i.u.pux)
fal=(slay i.t.u.pux)
dyc=(slay i.t.t.u.pux)
ved=(slay i.t.t.t.u.pux)
tyl=t.t.t.t.u.pux
==
?. ?=({$~ $$ $tas @} hyr) ~
?. ?=({$~ $$ $p @} fal) ~
?. ?=({$~ $$ $tas @} dyc) ~
?. ?=(^ ved) ~
=+ ron=q.p.u.hyr
=+ bed=[[q.p.u.fal q.p.u.dyc (case p.u.ved)] (flop tyl)]
=+ bop=(sod ref ~ ron bed)
?~ bop ~
?~ u.bop [~ ~]
[~ ~ +.q.u.u.bop]
::
++ vent :: vane core
|= {lal/@tas vil/vile bud/vase sew/(pair worm vase)}
~% %vent +>+ ~
|%
++ ruck :: update vase
|= {pax/path txt/@ta}
^+ +>
=- ?:(?=($| -.res) ((slog p.res) +>.$) p.res)
^= res %- mule |.
=+ arg=[~2000.1.1 0 =>(~ |~(* ~))]
=+ rig=(slym q.sew arg)
=+ rev=(slym (slap bud (rain pax txt)) bud)
=+ syg=(slym rev arg)
~| %load-lost
+>.^$(q.sew (slam (slap syg [%limb %load]) (slap rig [%limb %stay])))
::
++ wink :: deploy
|= {now/@da eny/@ ski/slyd}
=+ rig=(slym q.sew +<) :: activate vane
~% %wink +>+> ~
|%
++ doze
|= {now/@da hen/duct}
^- (unit @da)
((hard (unit @da)) q:(slym (slap rig [%limb %doze]) +<))
::
++ slid :: mill cell
|= {hed/mill tal/mill}
^- mill
?: &(?=($& -.hed) ?=($& -.tal))
[%& (slop p.hed p.tal)]
[%| [%cell p.p.hed p.p.tal] [q.p.hed q.p.tal]]
::
++ slix
|= hil/mill
^- mill
?- -.hil
$& [%& (slop [typ.vil p.p.hil] p.hil)]
$| [%| [%cell typ.vil p.p.hil] p.hil]
==
::
++ slur :: call gate on
|= {gat/vase hil/mill}
^- (unit (pair vase worm))
=+ sam=(slot 6 gat)
=+ ^= hig
?- -.hil
$& (~(nest wa p.sew) p.sam p.p.hil)
$| (~(nets wa p.sew) p.sam p.p.hil)
==
?.(-.hig ~ `[(slym gat +>.hil) +.hig])
::
++ slur-a ~/(%slur-a |=({gat/vase hil/mill} =+(%a (slur gat hil))))
++ slur-b ~/(%slur-b |=({gat/vase hil/mill} =+(%b (slur gat hil))))
++ slur-c ~/(%slur-c |=({gat/vase hil/mill} =+(%c (slur gat hil))))
++ slur-d ~/(%slur-d |=({gat/vase hil/mill} =+(%d (slur gat hil))))
++ slur-e ~/(%slur-e |=({gat/vase hil/mill} =+(%e (slur gat hil))))
++ slur-f ~/(%slur-f |=({gat/vase hil/mill} =+(%f (slur gat hil))))
++ slur-g ~/(%slur-g |=({gat/vase hil/mill} =+(%g (slur gat hil))))
++ slur-z ~/(%slur-z |=({gat/vase hil/mill} =+(%z (slur gat hil))))
::
++ slur-pro :: profiling slur
~/ %slur-pro
|= {lal/@tas gat/vase hil/mill}
?+ lal (slur-z gat hil)
$a (slur-a gat hil)
$b (slur-b gat hil)
$c (slur-c gat hil)
$d (slur-d gat hil)
$e (slur-e gat hil)
$f (slur-f gat hil)
$g (slur-g gat hil)
==
::
++ song :: reduce metacard
~/ %song ::
|= mex/vase :: mex: vase of card
^- (unit (pair mill worm)) ::
=^ hip p.sew (~(nell wa p.sew) p.mex) ::
?. hip ~ :: a card is a cell
?. ?=($meta -.q.mex) `[[%& mex] p.sew] :: ordinary card
=^ tiv p.sew (~(slot wa p.sew) 3 mex) ::
=^ hip p.sew (~(nell wa p.sew) p.tiv) ::
?. hip ~ :: a vase is a cell
=^ vax p.sew (~(slot wa p.sew) 2 tiv) ::
=^ hip p.sew (~(nest wa p.sew) typ.vil p.vax) ::
?. hip ~ :: vase head is span
%+ biff ::
=+ mut=(milt q.tiv) :: card span, value
|- ^- (unit (pair milt worm)) ::
?. ?=({$meta p/* q/milt} q.mut) `[mut p.sew] :: ordinary metacard
=^ hip p.sew (~(nets wa p.sew) mev.vil p.mut)::
?. hip ~ :: meta-metacard
$(mut +.q.mut) :: descend into meta
|=(a/(pair milt worm) `[[%| p.a] q.a]) :: milt to mill
::
++ sump :: vase to move
~/ %sump
|= wec/vase
^- (unit (pair move worm))
%+ biff ((soft duct) -.q.wec)
|= a/duct
%+ bind
=- ?- -.har
$| ~& [%dead-card p.har] ~ :: XX properly log?
$& (some p.har)
==
^= har ^- (each (pair arvo worm) term)
=^ caq p.sew (~(spot wa p.sew) 3 wec)
?+ q.caq [%| (cat 3 %funk (@tas q.caq))]
::
{$pass p/* q/@tas r/{p/@tas q/*}}
%- (bond |.([%| p.r.q.caq]))
%+ biff ((soft @) q.q.caq)
|= lal/@tas
?. ((sane %tas) lal) ~
%+ biff ((soft path) p.q.caq)
|= pax/path
=^ yav p.sew (~(spot wa p.sew) 15 caq)
%+ bind (song yav)
|= {hil/mill vel/worm}
[%& [%pass pax lal hil] vel]
::
{$give p/{p/@tas q/*}}
%- (bond |.([%| p.p.q.caq]))
=^ yav p.sew (~(spot wa p.sew) 3 caq)
%+ bind (song yav)
|= {hil/mill vel/worm}
[%& [%give hil] vel]
::
{$slip p/@tas q/{p/@tas q/*}}
%- (bond |.([%| p.q.q.caq]))
%+ biff ((soft @) p.q.caq)
|= lal/@tas
?. ((sane %tas) lal) ~
=^ yav p.sew (~(spot wa p.sew) 7 caq)
%+ bind (song yav)
|= {hil/mill vel/worm}
[%& [%slip lal hil] vel]
==
|=(b/(pair arvo worm) [`move`[a p.b] q.b])
::
++ said :: vase to (list move)
|= vud/vase
|- ^- (pair (list move) worm)
?: =(~ q.vud) [~ p.sew]
=^ hed p.sew (~(slot wa p.sew) 2 vud)
=^ tal p.sew (~(slot wa p.sew) 3 vud)
=^ mov p.sew (need (sump hed))
=^ moz p.sew $(vud tal)
[[mov moz] p.sew]
::
++ scry :: read namespace
~/ %scry
|= $: fur/(unit (set monk))
ren/@t
bed/beam
==
^- (unit (unit (cask)))
:: ~& [%arvo-scry ren bed]
=+ ^= old
:* fur
ren
[%& p.bed]
q.bed
`coin`[%$ r.bed]
(flop s.bed)
==
^- (unit (unit (cask)))
=+ pro=(slym (slap rig [%limb %scry]) old)
?~ q.pro ~
?~ +.q.pro [~ ~]
=+ dat=(slot 7 pro)
[~ ~ (mark -.q.dat) +.q.dat]
::
++ soar :: scrub vane
|= sev/vase
^- vase
?: &(=(-.q.q.sew -.q.sev) =(+>.q.q.sew +>.q.sev))
q.sew :: unchanged, use old
sev(+<.q [*@da *@ =>(~ |~(* ~))]) :: clear to stop leak
::
++ swim
~/ %swim
|= $: org/@tas
pux/(unit wire)
hen/duct
hil/mill
==
^- {{p/(list move) q/worm} q/vase}
:: ~& [%swim-wyt `@ud`~(wyt in p.sew)]
=+ ^= pru
?~ pux
~| [%swim-call-vane lal ({term $~} +.p.hil)]
=^ vax p.sew (~(slap wa p.sew) rig [%limb %call])
%^ slur-pro lal vax
(slid [%& duc.vil hen] (slix hil))
~| [%swim-take-vane lal ({term $~} +.p.hil)]
=^ vax p.sew (~(slap wa p.sew) rig [%limb %take])
%^ slur-pro lal vax
;: slid
[%& pah.vil u.pux]
[%& duc.vil hen]
(slix (slid [%& [%atom %tas `org] org] hil))
==
?~ pru
~& [%swim-lost lal (@tas +>-.hil)]
[[~ p.sew] q.sew]
=^ pro p.sew (need pru)
=^ moz p.sew (~(slap wa p.sew) pro [%limb %p])
=^ vem p.sew (~(slap wa p.sew) pro [%limb %q])
[(said moz) (soar vem)]
--
--
::
++ vint :: create vane
|= {lal/@tas vil/vile bud/vase pax/path txt/@ta} ::
=- ?:(?=($| -.res) ((slog p.res) ~) (some p.res))
^= res %- mule |.
(vent lal vil bud *worm (slym (slap bud (rain pax txt)) bud))
::
++ viol :: vane tools
|= but/span
^- vile
=+ pal=|=(a/@t ^-(span (~(play ut but) (vice a))))
:* typ=(pal '*span')
duc=(pal '*duct')
pah=(pal '*path')
mev=(pal '*{$meta $vase}')
==
::
++ is :: operate in time
|= {vil/vile eny/@ bud/vase niz/(pair worm (list {p/@tas q/vase}))}
|_ now/@da
++ beck
^- slyd
|= {* fur/(unit (set monk)) ron/term bed/beam}
^- (unit (unit (cask)))
=> .(fur ?^(fur fur `[[%& p.bed] ~ ~])) :: XX heinous
=+ lal=(end 3 1 ron)
=+ ren=(rsh 3 1 ron)
|- ^- (unit (unit (cask)))
?~ q.niz ~
?. =(lal p.i.q.niz) $(q.niz t.q.niz)
%- scry:(wink:(vent lal vil bud p.niz q.i.q.niz) now (shax now) ..^$)
[fur ren bed]
::
++ dink :: vase by char
|= din/@tas ^- vase
?~(q.niz !! ?:(=(din p.i.q.niz) q.i.q.niz $(q.niz t.q.niz)))
::
++ dint :: input routing
|= hap/path ^- @tas
?+ hap !!
{@ $ames *} %a
{@ $boat *} %c
{@ $newt *} %a
{@ $sync *} %c
{@ $term *} %d
{@ $http *} %e
{@ $behn *} %b
==
::
++ doos :: sleep until
|= hap/path ^- (unit @da)
=+ lal=(dint hap)
(doze:(wink:(vent lal vil bud p.niz (dink lal)) now 0 beck) now [hap ~])
::
++ hurl :: start loop
|= {lac/? ovo/ovum}
~? &(!lac !=(%belt -.q.ovo)) [%unix -.q.ovo p.ovo]
^- {p/(list ovum) q/(pair worm (list {p/@tas q/vase}))}
?> ?=(^ p.ovo)
%+ kick lac
:~ :* i.p.ovo
~
:^ %pass t.p.ovo
(dint p.ovo)
:+ %&
[%cell [%atom %tas `%soft] %noun]
[%soft q.ovo]
==
==
::
++ race :: take
|= {org/@tas lal/@tas pux/(unit wire) hen/duct hil/mill ves/vase}
^- {p/{p/(list move) q/worm} q/vase}
=+ ven=(vent lal vil bud [p.niz ves])
=+ win=(wink:ven now (shax now) beck)
(swim:win org pux hen hil)
::
++ fire :: execute
|= {org/term lal/term pux/(unit wire) hen/duct hil/mill}
?: &(?=(^ pux) ?=($~ hen))
[[[[lal u.pux] (curd +>.hil)]~ ~] niz]
=+ naf=q.niz
|- ^- {{p/(list ovum) q/(list muse)} _niz}
?~ naf [[~ ~] [p.niz ~]]
?. =(lal p.i.naf)
=+ tuh=$(naf t.naf)
[-.tuh [+<.tuh [i.naf +>.tuh]]]
=+ fiq=(race org lal pux hen hil q.i.naf)
[[~ (turn p.p.fiq |=(a/move [lal a]))] [q.p.fiq [[p.i.naf q.fiq] t.naf]]]
::
++ jack :: dispatch card
|= {lac/? gum/muse}
^- {{p/(list ovum) q/(list muse)} _niz}
:: =. lac |(lac ?=(?(%g %f) p.gum))
:: =. lac &(lac !?=($b p.gum))
%+ fire
p.gum
?- -.r.gum
$pass
~? &(!lac !=(%$ p.gum))
:^ %pass [p.gum p.q.r.gum]
[(@tas +>-.q.q.r.gum) p.r.gum]
q.gum
[p.q.r.gum ~ [[p.gum p.r.gum] q.gum] q.q.r.gum]
::
$give
?> ?=(^ q.gum)
?. ?=(^ i.q.gum)
~& [%jack-bad-duct q.gum]
~& [%jack-bad-card +>-.p.r.gum]
!!
~? &(!lac |(!=(%blit +>-.p.r.gum) !=(%d p.gum)))
[%give p.gum (@tas +>-.p.r.gum) `duct`q.gum]
[i.i.q.gum [~ t.i.q.gum] t.q.gum p.r.gum]
::
$slip
~? !lac [%slip p.gum (@tas +>-.q.p.r.gum) q.gum]
[p.p.r.gum ~ q.gum q.p.r.gum]
==
::
++ kick :: new main loop
|= {lac/? mor/(list muse)}
=| ova/(list ovum)
|- ^- {p/(list ovum) q/(pair worm (list {p/@tas q/vase}))}
?~ mor [(flop ova) niz]
=^ nyx niz (jack lac i.mor)
$(ova (weld p.nyx ova), mor (weld q.nyx t.mor))
--
--
::
:::: arvo interface
::
=+ pit=`vase`!>(.) ::
=+ vil=(viol p.pit) :: cached reflexives
=| $= rep :: reptile brain
$: orb/@p :: ship
key/@pG :: 64-bit key
fat/(map path (pair mark noun)) :: boot files
== ::
=| :: mammal brain
$: eny/@ :: 512-bit entropy
lac/? :: not verbose
bod/(unit vase) :: standard library
niz/(pair worm (list {p/@tas q/vase})) :: vane system
== ::
=< |%
++ come |= {@ (list ovum) pone} :: 11
^- {(list ovum) _+>}
~& %hoon-come
=^ rey +>+ (^come +<)
[rey +>.$]
++ keep |=(* (^keep ((hard {@da path}) +<))) :: 4
++ load |= {@ (list ovum) pane} :: 86
^- {(list ovum) _+>}
~& %hoon-load
=^ rey +>+ (^load +<)
[rey +>.$]
++ peek |=(* (^peek ((hard {@da path}) +<))) :: 87
++ poke |= * :: 42
^- {(list ovum) *}
=> .(+< ((hard {now/@da ovo/ovum}) +<))
=^ ova +>+ (^poke now ovo)
|- ^- {(list ovum) *}
?~ ova
[~ +>.^$]
?: ?=($verb -.q.i.ova)
$(ova t.ova, lac !lac)
?: ?=($veer -.q.i.ova)
$(ova t.ova, +>+.^$ (veer now q.i.ova))
?: ?=($velo -.q.i.ova)
(fall (velo now t.ova ({@ @} +.q.i.ova)) [~ +>.^$])
?: ?=(?($init $veal) -.q.i.ova)
=+ avo=$(ova t.ova, +>+.^$ (boot (@ +.q.i.ova)))
[[i.ova -.avo] +.avo]
?: ?=($mass -.q.i.ova)
=+ avo=$(ova t.ova)
:_ +.avo
:_ -.avo
%= i.ova
q.q
:- %userspace
:- %|
:~ hoon+`pit
zuse+`mast
hoon-cache+`p.niz
q.q.i.ova
dot+`.
==
==
=+(avo=$(ova t.ova) [[i.ova -.avo] +.avo])
++ wish |=(* (^wish ((hard @ta) +<))) :: 20
--
|%
++ boot :: set singlehome
|= {who/@p}
^+ +>
+>(orb.rep who, bod ?~(bod ~ bod(-.q.u who)))
::
++ come :: load incompatible
|= {yen/@ ova/(list ovum) nyf/pone}
^+ [ova +>]
(load yen ova (turn nyf |=({a/@tas b/vise} [a (slim b)])))
::
++ keep :: wakeup delay
|= {now/@da hap/path}
=> .(+< ((hard {now/@da hap/path}) +<))
(~(doos (is vil eny mast niz) now) hap)
::
++ load :: load compatible
|= {yen/@ ova/(list ovum) nyf/pane}
^+ [ova +>]
=: eny yen
q.niz nyf
==
|- ^+ [ova +>.^$]
?~ ova
[~ +>.^$]
?: ?=($verb -.q.i.ova)
$(ova t.ova, lac !lac)
?: ?=($veer -.q.i.ova)
$(ova t.ova, +>.^$ (veer *@da q.i.ova))
=+(avo=$(ova t.ova) [[i.ova -.avo] +.avo])
::
++ mast ?~(bod pit u.bod) :: stdlib if installed
++ peek :: external inspect
|= {now/@da hap/path}
^- (unit)
?~ hap [~ hoon]
=+ rob=((sloy ~(beck (is vil eny mast niz) now)) [151 %noun] hap)
?~ rob ~
?~ u.rob ~
[~ u.u.rob]
::
++ poke :: external apply
|= {now/@da ovo/ovum}
^- {(list ovum) _+>}
=. eny (mix eny (shaz now))
:: ~& [%poke -.q.ovo]
?: ?=(?($veer $vega $verb $veal) -.q.ovo)
::
:: these effects on arvo proper fall through and
:: are handled in post.
::
[[ovo ~] +>.$]
=^ zef niz
(~(hurl (is vil eny mast niz) now) lac ovo)
[zef +>.$]
::
++ velo :: new full reboot
|= $: :: now: current date
:: ova: actions to process after reboot
:: hun: hoon.hoon source
:: arv: arvo.hoon source
::
now/@da
ova/(list ovum)
hun/@t
van/@t
==
^- (unit {p/(list ovum) q/*})
::
:: virtualize; dump error if we fail
::
=- ?:(?=($| -.-) ((slog p.-) ~) `p.-)
%- mule |.
::
:: produce a new kernel and an output list
::
^- (pair (list ovum) *)
::
:: compile the hoon.hoon source with the current compiler
::
~& [%hoon-compile `@p`(mug hun)]
=+ raw=(ride %noun hun)
::
:: activate the new compiler gate
::
=+ cop=.*(0 +.raw)
::
:: find the hoon version number of the new kernel
::
=+ nex=(@ .*(cop q:(~(mint ut p.raw) %noun [%limb %hoon])))
?> |(=(nex hoon) =(+(nex) hoon))
::
:: if we're upgrading language versions, recompile the compiler
::
=> ?: =(nex hoon)
[hot=`*`raw .]
~& [%hoon-compile-upgrade nex]
=+ hot=.*(cop(+< [%noun hun]) -.cop)
.(cop .*(0 +.hot))
::
:: extract the hoon core from the outer gate
::
=+ hoc=.*(cop [0 7])
::
:: compute the span of the hoon.hoon core
::
=+ hyp=-:.*(cop(+< [-.hot '+>']) -.cop)
::
:: compile arvo
::
~& [%compile-arvo `@p`(mug hyp) `@p`(mug van)]
=+ rav=.*(cop(+< [hyp van]) -.cop)
::
:: create the arvo kernel
::
=+ arv=.*(hoc +.rav)
::
:: extract the arvo core from the outer gate
::
=+ voc=.*(arv [0 7])
::
:: compute the span of the arvo.hoon core
::
=+ vip=-:.*(cop(+< [-.rav '+>']) -.cop)
::
:: entry gate: ++load for the normal case, ++come for upgrade
::
=+ gat=.*(voc +:.*(cop(+< [vip ?:(=(nex hoon) 'load' 'come')]) -.cop))
::
:: sample: [entropy actions vases]
::
=+ sam=[eny ova q.niz]
::
:: call into the new kernel
::
=+ out=.*(gat(+< sam) -.gat)
::
:: tack a reset notification onto the product
::
[[[~ %vega ~] ((list ovum) -.out)] +.out]
::
++ veer :: install vane/tang
|= {now/@da fav/curd}
=> .(fav ((hard {$veer lal/@ta pax/path txt/@t}) fav))
=- ?:(?=($| -.res) ((slog p.res) +>.$) p.res)
^= res %- mule |.
?: =(%$ lal.fav)
~& [%tang pax.fav `@p`(mug txt.fav)]
=+ gen=(rain pax.fav txt.fav)
=+ vax=(slap pit gen)
+>.^$(bod `[[%cell [%face %our [%atom %p ~]] p.vax] [orb.rep q.vax]])
%_ +>.^$
q.niz
|- ^+ q.niz
?~ q.niz
~& [%vane `@tas`lal.fav pax.fav `@p`(mug txt.fav)]
=+ vin=(vint lal.fav vil mast pax.fav txt.fav)
?~ vin
q.niz
[[lal.fav q.sew:u.vin] q.niz]
?. =(lal.fav p.i.q.niz)
[i.q.niz $(q.niz t.q.niz)]
~& [%vane `@tas`lal.fav pax.fav `@p`(mug txt.fav)]
:_ t.q.niz
:- p.i.q.niz
q.sew:(ruck:(vent lal.fav vil mast [p.niz q.i.q.niz]) pax.fav txt.fav)
==
::
++ wish :: external compute
|= txt/@
q:(slap mast (ream txt))
--
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