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  1. Path: uunet!zaphod.mps.ohio-state.edu!howland.reston.ans.net!usc!news.service.uci.edu!unogate!mvb.saic.com!dayton.saic.com!dayvd.dayton.saic.com!ake
  2. From: ake@dayvd.dayton.saic.com (Earle Ake)
  3. Newsgroups: vmsnet.sources.games
  4. Subject: ldb - Long Distance Backgammon [04/16]
  5. Date: 8 Apr 93 10:51:22 EST
  6. Organization: Science Applications Intl Corp - Dayton, OH
  7. Lines: 1147
  8. Message-ID: <1993Apr8.105122.1@dayvd.dayton.saic.com>
  9. NNTP-Posting-Host: dayvd.dayton.saic.com
  10. Xref: uunet vmsnet.sources.games:665
  11.  
  12. -+-+-+-+-+-+-+-+ START OF PART 4 -+-+-+-+-+-+-+-+
  13. XVMS`20users`20may`20need`20to`20change`20the`20name`20of`20the`20SMTP`20mailer
  14. V;
  15. Xfor`20example,`20to`20send`20mail`20using`20Wollongong`20TCP/IP,`20you`20would
  16. V
  17. Xuse`20the`20string
  18. X.IP`20""
  19. X.nf
  20. X`20`20`20`20`20MAIL/SUBJECT="$s"`20$f`20WINS%"""<$a>"""
  21. X.fi
  22. X.IP`20tempfile
  23. XThis`20line`20specifies`20a`20temporary`20file`20that`20ldb`20can`20use`20to
  24. V`20compose
  25. Xmail`20messages.`20`20The`20file`20will`20be`20created`20in`20your`20home`20di
  26. Vrectory,
  27. Xthus`20avoiding`20file`20name`20conflicts`20in`20/tmp.`20`20It`20defaults`20to
  28. V`20ldb.tmp.
  29. X.IP`20colors
  30. XThis`20is`20a`20string`20of`20two`20upper`20or`20lower`20case
  31. Xletters,
  32. Xand`20defines
  33. Xyour`20preferred`20colors`20for`20any`20games`20you`20start.`20`20The`20first
  34. V`20character
  35. Xin`20the`20string`20is`20the`20color`20you`20will`20play,`20and`20the`20second
  36. V`20is`20the
  37. Xone`20your`20opponent`20will`20play.`20`20It`20defaults`20to`20"rw",`20and`20i
  38. Vs
  39. Xoverridden`20by`20the
  40. X.I`20`5C-color
  41. Xcommand`20line`20argument.
  42. X.IP`20direction
  43. XThis`20is`20either`20"up"`20or`20"down",`20and`20defines`20your`20preferred
  44. V`20direction
  45. Xof`20play`20for`20games`20you`20start.`20`20The`20direction`20of`20play`20only
  46. V`20refers`20to
  47. Xwhether`20you`20play`20toward`20increasing`20or`20decreasing`20numbered`20poin
  48. Vts.
  49. XAlthough`20by`20default`20upward`20play`20goes`20toward`20the`20top`20of`20the
  50. V`20screen,
  51. Xthis`20can`20be`20reversed`20(for`20your`20screen`20only)`20by`20the`20"Invert
  52. V"
  53. Xcommand`20in`20the`20Control`20menu,
  54. Xaccessible`20via`20the
  55. X.I`20`5C-control
  56. Xcommand`20line`20argument.`20`20The`20default`20for`20this`20line`20is`20"up",
  57. V
  58. Xand`20is`20overridden`20by`20the
  59. X.I`20`5C-direction
  60. Xcommand`20line`20argument.
  61. X.IP`20initialboard
  62. XAs`20was`20alluded`20to`20earlier,`20your`20screen`20shows`20one`20of
  63. Xthree`20possible`20board`20images`20at`20any`20time.`20`20Although
  64. Xthe`20purpose`20for`20this
  65. Xwill`20be`20explained`20later,`20this`20line`20allows`20you`20to`20select
  66. Xwhich`20of`20these`20three`20boards`20should`20be`20displayed`20initially.
  67. XThe`20legal`20values`20are`20"before",`20"after",`20and`20"current".
  68. XThe`20default`20is`20"current".
  69. X.IP`20autoroll
  70. XIf`20you`20were`20the`20last`20to`20double,`20you`20have`20no`20option
  71. Xbut`20to`20roll`20the`20dice`20when`20it`20is`20your`20turn.`20`20If
  72. Xautoroll`20is`20enabled,`20ldb`20will`20roll`20the`20dice`20for`20you`20automa
  73. Vtically
  74. Xin`20this`20case.`20`20For`20those`20that`20prefer`20consistency,`20autoroll
  75. Xmay`20be`20disabled,`20although`20attempting`20to`20double`20when`20you
  76. Xdoubled`20last`20will`20cause`20an
  77. Xerror`20message.`20`20Possible`20values`20for`20autoroll`20are`20"yes"`20and
  78. V`20"no",
  79. Xwith`20"yes"`20being`20the`20default.
  80. X.IP`20automove
  81. XEach`20time`20you`20roll`20the`20dice,`20ldb`20determines`20how`20many
  82. Xlegal`20ways`20there`20are`20for`20you`20to`20use`20your`20rolls.`20`20In`20th
  83. Ve
  84. Xrelatively`20unusual`20case`20where`20there`20is`20only`20one`20way
  85. Xfor`20you`20to`20use`20your`20rolls,`20ldb`20can`20automatically`20apply
  86. Xthis`20move`20to`20your`20board`20before`20displaying`20it.`20`20Automove
  87. Xis`20disabled`20by`20default`20because`20quite`20frankly`20it's
  88. Xpretty`20annoying.`20`20Possible`20values`20for`20automove`20are`20"yes"
  89. Xand`20"no",`20with`20"no"`20being`20the`20default.
  90. X.IP`20autodouble
  91. XOne`20of`20the`20official`20rules`20of`20backgammon`20allows`20for
  92. Xautomatically`20doubling`20the`20game`20value`20when`20the`20opening
  93. Xroll`20is`20a`20tie.`20`20The`20rules`20go`20on`20to`20state`20that`20automati
  94. Vc
  95. Xdoubling`20is`20only`20to`20be`20used`20when`20the`20players`20agree`20beforeh
  96. Vand
  97. Xon`20its`20use`20and`20limitations.`20`20The`20method`20ldb`20uses`20to`20impl
  98. Vement
  99. Xthis`20somewhat`20vague`20rule`20is`20to`20allow`20each`20player`20to`20specif
  100. Vy
  101. Xa`20maximum`20number`20of`20autodoubles`20they`20are`20willing`20to`20accept
  102. V`20in
  103. X.I`20.ldbrc,
  104. Xand`20for`20the`20maximum`20number`20of`20autodoubles`20applied`20to`20any`20g
  105. Vame
  106. Xto`20be`20the`20lesser`20of`20the`20two`20players'`20specified`20limits.
  107. XFor`20example,`20if`20you`20set
  108. X.I`20"autodouble=4"
  109. Xin`20your`20.ldbrc,`20no`20game`20you`20play`20will`20ever`20be`20autodoubled
  110. Xmore`20than`204`20times,`20although`20the`20number`20of`20tied`20opening`20rol
  111. Vls
  112. Xis`20obviously`20not`20limited.`20`20However,`20if`20you`20were`20to`20start
  113. V`20a`20game
  114. Xwith`20someone`20who`20had`20set
  115. X.I`20"autodouble=2",
  116. Xthat`20game`20would`20be`20limited`20to`20at`20most`202`20autodoubles.`20`20If
  117. V`20you`20don't
  118. Xwant`20to`20play`20automatic`20doubles,`20set
  119. Xautodouble=0,`20which`20is`20also`20the`20default.
  120. X.IP`20superkey
  121. XIf`20you`20live`20in`20fear`20of`20roving`20supervisors`20(or`20other
  122. Xfun-impaired`20individuals)`20running`20across`20you`20playing`20an
  123. Xinnocent`20game`20of`20backgammon,
  124. Xyou`20may`20want`20to`20enable`20the`20superkey`20function.
  125. XJust`20pick`20a`20key`20on`20the`20keyboard`20you`20never`20use`20in`20ldb,
  126. V`20such`20as`20the
  127. Xbackquote,`20and`20put`20a`20line`20in
  128. X.I`20".ldbrc"
  129. Xsetting`20superkey`20to`20the
  130. X.I`20"decimal`20ASCII`20code"
  131. Xof`20the`20key`20you`20want;`20for`20example,`20to`20use`20the`20backquote`20k
  132. Vey,
  133. Xuse`20"superkey=96".
  134. XOnly`20single`5C-character`20keys`20are`20allowed,`20and
  135. Xthe`20key`20you`20select`20will`20not`20be`20usable`20for`20normal`20purposes
  136. Xwithin`20ldb.`20`20Make`20it`20one`20you`20can`20hit`20in`20a`20hurry.
  137. X.IP`20supercmd
  138. XIf`20you'd`20rather`20have`20a`20program`20of`20your`20choice`20come`20up
  139. Xinstead`20of`20the`20shell`20when`20the`20superkey`20is`20pressed,
  140. Xput`20it`20on`20this`20line.`20`20It`20will`20be`20passed
  141. Xunchanged`20to`20a`20shell`20via`20the`20system()`20function.
  142. XVMS`20users`20should`20read`20the`20note`20in`20the`20section`20titled
  143. X"VMS`20NOTES"`20on`20supercmd`20functionality.
  144. X.IP`20checkpoint
  145. XThis`20option`20keeps`20the`20gamefile`20up`20to`20date`20by`20writing`20it
  146. V`20out
  147. Xwhenever`20the`20dice`20are`20rolled`20or`20a`20message`20is`20sent.`20`20This
  148. V
  149. Xprevents`20game`20information`20from`20being`20lost`20if`20ldb`20crashes,
  150. Xyour`20machine`20goes`20down,`20or`20what`20have`20you.`20`20This`20option`20i
  151. Vs
  152. Xenabled`20by`20default,`20and`20I`20highly`20recommend`20you`20leave`20it
  153. Xthat`20way.`20`20If`20you`20just`20can't`20stand`20the`20thought`20of`20a`20fe
  154. Vw`20extra
  155. Xwrites`20to`20disk,`20you`20can`20disable`20it`20with`20"checkpoint=no".
  156. XOn`20your`20own`20head`20be`20it.
  157. X.IP`20timeout
  158. XThis`20option`20sets`20the`20number`20of`20days`20ldb`20will`20wait`20for`20a
  159. V`20reply
  160. Xfrom`20your`20opponent.`20`20After`20this`20number`20of`20days`20passes,`20ldb
  161. V
  162. Xwill`20assume`20your`20last`20message`20was`20lost`20and`20automatically`20res
  163. Vend`20it.
  164. XThis`20prevents`20the`20situation`20where`20both`20players`20think`20they`20ar
  165. Ve
  166. Xwaiting`20on`20the`20other,`20and`20eventually`20both`20players`20forget`20the
  167. Vy
  168. Xeven`20have`20a`20game`20going.`20`20This`20option`20defaults`20to`207`20days;
  169. V`20
  170. Xyou`20can`20disable`20automatic`20resends`20by`20setting`20it`20to`200.
  171. X.IP`20keepold
  172. XThis`20option`20sets`20the`20number`20of`20days`20ldb`20will`20keep`20a`20game
  173. V`20after
  174. Xit`20is`20over.`20`20This`20can`20be`20handy`20in`20case`20you`20need`20to`20r
  175. Vesend`20the`20last
  176. Xmove`20of`20a`20game.`20`20This`20option`20defaults`20to`207`20days;`20if`20yo
  177. Vu`20set
  178. Xit`20to`200,`20finished`20games`20are`20deleted`20immediately.
  179. X.IP`20debug
  180. XThis`20option`20enables`20various`20debug`20messages.`20`20It`20is`20a`20bitma
  181. Vp,
  182. Xwith`20each`20set`20bit`20enabling`20debug`20messages`20from`20a`20different
  183. V`20part
  184. Xof`20ldb.`20`20Most`20people`20will`20want`20to`20leave`20it`20at`200,`20which
  185. V`20is
  186. Xthe`20default.`20`20If`20you`20want`20debug`20messages,`20look`20for`20the
  187. Xdefinitions`20of`20DB_*`20in`20ldb.h.
  188. X.PP
  189. X.SH`20"PEOPLE`20FILE"
  190. XLdb`20maintains`20a`20list`20of`20all`20of`20the`20people`20you
  191. Xhave`20ever`20played.`20`20This`20file`20is`20used`20for`20several`20purposes:
  192. V
  193. X.IP`20"1"
  194. XIt`20stores`20the`20number`20of`20games,`20points,`20gammons,`20backgammons,
  195. Xand`20matches`20you`20have`20won`20and`20lost`20to`20that`20person.
  196. X.IP`20"2"
  197. XIt`20stores`20the`20address`20for`20that`20person,`20and`20the
  198. Xaddress`20that`20person`20should`20use`20to`20get`20to`20you.
  199. XIt`20also`20allows`20you`20to`20assign`20an`20alias`20to`20that`20person,
  200. Xand`20to`20use`20that`20alias`20when`20starting`20a`20game`20instead
  201. Xof`20the`20full`20e`5C-mail`20address.
  202. X.IP`20"3"
  203. XIt`20stores`20information`20that`20allows`20ldb`20to`20reject
  204. Xstart`20messages`20from`20defunct`20games.
  205. X.PP
  206. XNormally,`20you`20should`20never`20have`20to`20edit`20the
  207. Xpeople`20file,`20but`20it`20is`20described`20here`20in`20case
  208. Xyou`20need`20to`20for`20some`20reason.`20`20It`20is`20in`20the`20same
  209. Xoverall`20format`20as`20.ldbrc`20(name/value`20pairs).
  210. X.IP`20"addr"
  211. XThis`20is`20the`20address`20of`20the`20opponent.`20`20This`20is`20what
  212. Xuniquely`20defines`20the`20record,`20in`20case`20you`20are`20playing
  213. Xtwo`20people`20with`20the`20same`20name.
  214. X.IP`20"name"
  215. XThis`20is`20the`20name`20of`20the`20opponent.
  216. X.IP`20"alias"
  217. XThis`20is`20a`20"nickname"`20you`20can`20assign`20to
  218. Xan`20opponent.`20`20When`20a`20new`20opponent`20is`20found,
  219. Xthe`20alias`20is`20initialized`20to`20the`20first`20word`20of
  220. Xthe`20opponent's`20name,`20with`20all`20upper`20case`20letters
  221. Xchanged`20to`20lower.`20`20You`20can`20change`20the`20alias`20to
  222. Xany`20desired`20string`20with`20a`20text`20editor`20(just`20make`20sure
  223. Xldb`20isn't`20running`20at`20the`20time,`20or`20your`20changes`20will
  224. Xbe`20lost).
  225. X.IP`20"myaddr"
  226. XThis`20is`20the`20address`20that`20this`20opponent`20should`20use`20to
  227. Xmail`20to`20you.`20`20This`20saves`20you`20from`20having`20to`20specify
  228. Xthe`20-myaddr`20argument`20when`20starting`20a`20game,`20and`20is
  229. Xespecially`20important`20with`20permanent`20games,`20since
  230. Xthese`20games`20are`20started`20automatically`20without`20giving
  231. Xyou`20a`20chance`20to`20change`20your`20address.`20`20If`20you`20only
  232. Xhave`20one`20e`5C-mail`20path,`20you`20can`20ignore`20this.
  233. XThis`20field`20is`20initialized`20to`20the`20value`20of`20the
  234. X.I`20`5C-myaddr
  235. Xoption`20at`20the`20time`20the`20first`20game`20with
  236. Xthis`20opponent`20is`20started,`20or`20to
  237. Xthe`20value`20of`20myaddr`20from`20.ldbrc`20if`20no
  238. X.I`20`5C-myaddr
  239. Xoption`20was`20used.
  240. X.IP`20"equiv"
  241. XThe`20presence`20of`20this`20field`20flags`20this`20as`20an`20"equiv"
  242. Xrecord.`20`20Equiv`20records`20allow`20one`20opponent`20to`20have`20multiple
  243. Xe`5C-mail`20addresses,`20but`20to`20cause`20all`20of`20them`20to`20refer`20to
  244. Xone`20people`20record.`20`20Equiv`20records`20have`20no`20valid`20fields
  245. Xexcept
  246. X.I`20addr
  247. Xand
  248. X.I`20equiv,
  249. Xand`20must`20be`20preceded`20by`20the`20record`20they`20refer`20to`20in`20the
  250. V`20people`20file.
  251. X.IP`20"fence"
  252. XThe`20fence`20is`20defined`20as`20the`20start`20time`20of`20the`20most
  253. Xrecently`20started`20game`20that`20has`20finished.`20`20If`20that`20makes
  254. Xno`20sense,`20don't`20worry,`20you`20should`20never`20have`20to`20mess
  255. Xwith`20it.`20`20It`20is`20used`20to`20discard`20old`20start`20messages`20that
  256. Xyou`20forgot`20to`20clean`20out`20of`20your`20mail.
  257. X.IP`20"score"
  258. XThis`20is`20an`20array`20of`2010`20numbers`20that`20represent,`20in`20order:
  259. X.IP`20""
  260. X.nf
  261. X`20`20`20`20`20-`20Games`20won
  262. X`20`20`20`20`20-`20Games`20lost
  263. X`20`20`20`20`20-`20Points`20won
  264. X`20`20`20`20`20-`20Points`20lost
  265. X`20`20`20`20`20-`20Gammons`20won
  266. X`20`20`20`20`20-`20Gammons`20lost
  267. X`20`20`20`20`20-`20Backgammons`20won
  268. X`20`20`20`20`20-`20Backgammons`20lost
  269. X`20`20`20`20`20-`20Matches`20won
  270. X`20`20`20`20`20-`20Matches`20lost
  271. X.fi
  272. X.IP`20""
  273. XThis`20information`20is`20stored`20purely`20for`20whatever`20purposes`20you
  274. Xcan`20think`20of.
  275. X.IP`20"end"
  276. XThis`20line`20is`20required`20to`20separate`20people`20records.`20`20If`20you
  277. Xhand`20enter`20a`20record,`20you`20must`20be`20sure`20to`20put`20an`20end`20ma
  278. Vrker
  279. Xor`20your`20record`20will`20merge`20with`20the`20next`20one,`20which`20is
  280. Xnot`20what`20you`20want.
  281. X.PP
  282. X.SH`20"STARTING`20A`20GAME"
  283. XTo`20start`20a`20game,`20you`20must`20use`20the
  284. X.I`20`5C-start
  285. Xcommand`20line`20argument,`20along`20with`20the`20e`5C-mail`20address`20of
  286. Xthe`20person`20you`20wish`20to`20play`20with.
  287. XFor`20example,
  288. X.nf
  289. X`20`20`20`20`20ldb`20`5C-start`20mybuddy@back.gammon.com
  290. X.fi
  291. XIf`20you`20want`20to`20play`20'w',`20and`20make`20your`20opponent`20play
  292. X'b',`20use`20the`20command
  293. X.nf
  294. X`20`20`20`20`20ldb`20`5C-color`20wb`20`5C-start`20black@blah.blah.blah
  295. X.fi
  296. XSee`20the
  297. XOPTIONS`20section`20for`20more`20details`20on`20the`20available
  298. Xcommand`20line`20arguments.
  299. X.I`20Ldb
  300. Xwill`20not`20allow`20you`20to`20play`20with`20yourself,`20but
  301. Xthat's`20ok`20because`20you'd`20probably`20lose.
  302. X.PP
  303. XWhen`20you`20start`20a`20game,`20ldb`20sends`20your`20e`5C-mail`20address
  304. Xto`20your`20opponent,`20along`20with
  305. Xyour`20opening`20roll.`20`20When`20your`20opponent`20receives
  306. Xyour`20message,`20his`20ldb`20will`20roll`20his`20opening`20roll,`20and
  307. Xdecide`20who`20won.`20`20If`20you`20won,`20his`20ldb`20will`20send`20your`20ld
  308. Vb
  309. Xa`20message`20to`20that`20effect,`20and`20the`20board`20will`20come`20up
  310. Xon`20your`20screen`20with`20that`20roll`20in`20your`20move`20block.`20`20If
  311. V`20he
  312. Xwon,`20he`20will`20use`20the`20opening`20roll`20and`20his`20ldb`20will`20send
  313. Xyour`20ldb
  314. Xa`20message`20telling`20you`20how`20he`20moved.`20`20Either`20way,`20the`20gam
  315. Ve`20is`20off
  316. Xand`20running.
  317. X.PP
  318. XIf,`20by`20unfortunate`20chance,`20the`20opening`20roll`20is`20a`20tie,
  319. Xyour`20opponent's`20ldb`20will`20send
  320. Xyour`20ldb`20a`20message`20to`20that`20effect.
  321. XThis`20will`20cause`20a`20new`20opening`20roll`20sequence`20as
  322. Xdescribed`20above.
  323. XA`20message`20will`20be`20printed`20telling`20you
  324. Xwhat's`20going`20on;
  325. Xjust`20keep`20feeding`20the`20incoming`20messages`20to`20ldb,`20and
  326. Xit`20will`20take`20care`20of`20everything.
  327. X.PP
  328. X.SH`20"PLAYING`20A`20GAME"
  329. XWhen`20it`20is`20your`20turn,`20the`20game`20will`20be`20displayed`20on`20your
  330. V`20screen,
  331. Xand`20you`20will`20be
  332. Xfaced`20with`20three`20options:`20Roll,`20Double,`20or`20Concede.
  333. XUnless`20you`20are`20very`20cocky,`20I`20would`20not`20suggest`20doubling
  334. Xat`20this`20point.`20`20You`20could`20always`20concede,`20but`20I`20really
  335. Xthink`20that`20would`20be`20selling`20yourself`20short.
  336. XSo`20you`20should`20choose`20"Roll".
  337. XJust`20press`20"r",`20and`20watch`20your`20roll`20appear`20on
  338. Xyour`20move`20block`20(along`20the`20right`20side`20of`20the`20screen,`20under
  339. V`20the
  340. Xword`20"You").`20`20You`20should`20see`20two`20numbers`20appear`20(four`20if
  341. V`20you
  342. Xrolled`20doubles),`20and`20the`20word`20UNUSED`20beside`20them.
  343. XDecide`20which`20of`20the`20rolls`20you`20want`20to`20use`20first,`20and`20pre
  344. Vss
  345. Xthe`20number`20of`20that`20roll.`20`20For`20example,`20say`20you`20rolled
  346. X1`206,`20and`20you`20want`20to`20move`20the`20obvious`208`5C-7,`2013`5C-7`20to
  347. V
  348. Xmake`20your`20bar`20point.
  349. XJust`20hit`20"6".`20`20Notice`20the`20cursor`20jump`20up`20to`20your`20move
  350. V`20block,`20beside
  351. Xthe`20"6"`20roll?`20`20It`20is`20waiting`20for`20you`20to`20enter`20the`20poin
  352. Vt`20you`20want
  353. Xto`20move`20from.`20`20Press`20"1"`20"3"`20(don't`20hit`20return).`20`20You
  354. V`20should`20see
  355. Xa`20piece`20move`20from`2013`20to`207,`20and`20this`20fact`20will`20be`20refle
  356. Vcted`20in
  357. Xyour`20move`20block`20as`20well.`20`20Now,`20press`20"1".`20`20Again`20the`20c
  358. Vursor
  359. Xjumps`20to`20the`20move`20block,`20and`20you`20type`20"8".
  360. XThe`20second`20entry`20in`20the`20move`20block
  361. Xreflects`20this`20move,`20as`20does`20the`20board.`20`20Happy?`20`20If`20not,
  362. V`20press
  363. X"r";`20this`20will`20reset`20your`20rolls`20to`20UNUSED`20and`20put
  364. Xthe`20board`20back`20to`20how`20it`20was`20before`20you`20moved,
  365. Xand`20then`20you`20can`20enter`20some`20different`20moves.`20`20Otherwise,`20h
  366. Vit`20"s"
  367. X(not`20"q"!)
  368. Xto`20send`20the`20move.`20`20The`20cursor`20will`20jump`20down`20to`20the`20me
  369. Vssage`20area,
  370. Xwhere`20you`20get`20a`20chance`20to`20enclose`20a`20message`20to`20your`20oppo
  371. Vnent,
  372. Xperhaps`20to`20gloat`20over`20the`20great`20move`20you`20just`20made.
  373. XYou`20only`20get`202`20lines`20of`2056`20characters,`20so`20keep`20it`20short.
  374. V`20`20When
  375. Xyou`20are`20done,`20press`20<return>.`20`20Your`20move`20is`20on`20its`20way!
  376. X.PP
  377. XThere`20are`20three`20shortcuts`20you`20can`20use
  378. Xafter`20you`20have`20entered`20your`20first`20move:
  379. X.IP`201.
  380. XYou`20can`20press`20<return>,`20which`20will`20"repeat"`20your`20last`20move.
  381. XThat`20is,`20your`20next`20remaining`20roll`20will`20move`20from`20the`20same
  382. Xpoint`20as`20your`20last`20one`20moved`20from.`20`20This`20is`20handy`20when
  383. Xusing`20doubles`20to`20move`20more`20than`20one`20piece`20from`20the`20same
  384. V`20point.
  385. X.IP`202.
  386. XYou`20can`20press`20<space>,`20which`20will`20"continue"`20your`20last`20move.
  387. V
  388. XThat`20is,`20your`20next`20remaining`20roll`20will`20move`20from`20the
  389. Xpoint`20your`20last`20move`20ended`20on.
  390. X.IP`203.
  391. XYou`20can`20press`20"p",`20which`20will`20attempt`20to`20make`20the`20point
  392. V`20your
  393. Xlast`20move`20ended`20on.`20`20In`20our`201`206`20example`20above,`20you`20cou
  394. Vld`20have
  395. Xjust`20hit`20"p"`20after`20you`20moved`2013`5C-7,`20and`20ldb`20would`20have
  396. V`20figured
  397. Xout`20that`20to`20make`20the`207`20point`20with`20the`20remaining`20roll`20of
  398. V`201,
  399. Xit`20would`20have`20to`20move`20a`20piece`20from`20the`208`20point.
  400. X.PP
  401. XIn`20addition,`20there`20is`20one`20more`20shortcut`20that`20may`20be`20used
  402. Xwith`20any`20roll.`20`20If`20you`20want`20to`20use`20a`20roll`20to`20bear`20of
  403. Vf
  404. Xa`20piece,`20you`20can`20just`20hit`20"o".`20`20Ldb`20will`20locate`20the
  405. Xpoint`20(if`20any)`20from`20which`20pieces`20may`20be`20legally`20borne`20off
  406. Xby`20the`20next`20unused`20roll,`20and`20make`20that`20move`20automatically.
  407. XYou`20can`20also`20select`20a`20roll,`20then`20hit`20"o".
  408. X.PP
  409. XIf`20you`20use`20your`20moves,`20hit`20"Send",`20and`20start`20to`20enter`20yo
  410. Vur
  411. Xmessage,`20then`20realize`20you`20made`20a`20mistake,`20you`20can`20press
  412. XESC`20to`20get`20out`20of`20send`20and`20back`20into`20the`20game,`20where
  413. Xyou`20can`20use`20"Reset"`20and`20re`5C-enter`20your`20moves.
  414. X.PP
  415. X.SH`20DOUBLING
  416. XIf`20you`20decide`20to`20double,`20just`20choose`20"Double"`20instead`20of
  417. X"Roll".`20`20You`20will`20get`20to`20enclose`20a`20message,`20just`20like`20wh
  418. Ven
  419. Xyou`20send`20a`20move,`20then`20your`20message`20gets`20sent.`20`20Once`20you
  420. V`20have
  421. Xdoubled,`20you`20cannot`20double`20again`20until`20your`20opponent`20does`20so
  422. V,
  423. Xso`20ldb`20automatically`20selects`20"Roll"`20and`20sends`20you`20to`20the
  424. Xnext`20menu.`20`20If`20you`20don't`20like`20this,`20you`20can`20disable`20it
  425. V`20by
  426. Xsetting
  427. X.I`20autoroll=no
  428. Xin`20.ldbrc.
  429. X.PP
  430. XIf`20your`20opponent`20doubles,`20you`20will`20see`20a`20message`20just`20unde
  431. Vr
  432. Xthe`20board`20to`20that`20effect,`20and`20a`20menu`20will`20come`20up
  433. Xallowing`20you`20to`20Accept`20or`20Decline`20the`20double.
  434. XDeclining`20the`20double`20means`20you`20lose`20the`20game`20for`20the
  435. Xcurrent`20game`20value.`20`20Accepting`20means`20that`20the`20game
  436. Xcontinues,`20but`20its`20value`20is`20doubled.`20`20The`20current
  437. Xgame`20value`20is`20shown`20to`20the`20left`20of`20the`20board.`20`20After
  438. Xyou`20accept,`20you`20should`20see`20this`20display`20move`20next`20to`20your
  439. Xhome`20board,`20indicating`20that`20you`20own`20the`20doubling`20cube.
  440. X.PP
  441. XIf`20the`20Crawford`20rule`20game`20is`20being`20played,
  442. Xdoubling`20is`20illegal,`20and`20will`20result`20in`20an`20error`20message.
  443. X.PP
  444. X.SH`20BOARDS
  445. X.I`20Ldb
  446. Xmaintains`20three`20board`20images`20at`20all`20times.`20`20These`20are:
  447. X.IP`201
  448. XThe`20board`20before`20your`20opponent's`20last`20move.
  449. XIt`20is`20for`20display`20purposes`20only,`20so`20you`20can`20see`20your
  450. Xopponent's`20move`20"before`20and`20after".`20`20The`20pieces`20your`20opponen
  451. Vt
  452. Xis`20going`20to`20move`20are`20highlighted.
  453. X.IP`202
  454. XThe`20board`20after`20your`20opponent's`20last`20move.
  455. XIt`20shows`20the`20condition`20of`20the
  456. Xboard`20after`20your`20opponent's`20last`20move,`20with`20the`20pieces`20he
  457. Xmoved`20highlighted.
  458. X.IP`203
  459. XThe`20current`20board.`20`20This`20is`20the`20"real"`20board`20that`20shows
  460. V`20the
  461. Xcurrent`20state`20of`20the`20game.
  462. XNothing`20is`20highlighted.
  463. X.PP
  464. XBy`20default,`20ldb`20displays`20the`20Current`20board`20at`20all`20times.`20
  465. V`20If
  466. Xyou`20want`20to`20see`20the`20other`20boards,`20use`20the`20Board`20command
  467. X(provided`20it`20is`20in`20the`20current`20menu).`20`20This`20will`20cycle`20t
  468. Vhrough
  469. Xthe`20three`20boards`20in`20the`20order`20they`20are`20listed`20above.`20`20Th
  470. Ve`20second
  471. Xline`20of`20the`20screen`20tells`20you`20which`20board`20is`20displayed`20(nea
  472. Vr`20the`20left).`20`20When
  473. Xyou`20roll,`20ldb`20automatically`20switches`20to`20the`20current`20board`20if
  474. V
  475. Xit`20is`20not`20already`20up.`20`20You`20can`20set`20which`20of`20these`20thre
  476. Ve`20boards
  477. Xis`20initially`20displayed`20via`20the
  478. X.I`20initialboard
  479. Xsetting`20in`20.ldbrc.
  480. X.PP
  481. X.SH`20"ENTERING`20COMMENTS"
  482. XWhenever`20you`20send`20a`20move`20to`20your`20opponent,`20you`20are
  483. Xgiven`20the`20opportunity`20to`20enclose`20a`20two`20line`20comment.
  484. XWhile`20entering`20your`20comment,`20certain`20keys`20have`20special`20meaning
  485. V.
  486. XThese`20are:
  487. X.IP`20"BS/DEL"
  488. XThe`20backspace`20and`20delete`20(or`20rubout)`20keys`20both`20erase`20the
  489. Xlast`20character`20typed.`20`20You`20can`20backspace`20from`20one`20line`20to
  490. Xthe`20previous`20one.
  491. X.IP`20"`5EW/`5EB"
  492. XThe`20`5EW`20and`20`5EB`20(control-W`20and`20control-B)`20keys`20both`20erase
  493. V`20the
  494. Xlast`20word`20typed.`20`20Words`20are`20delimited`20by`20spaces.
  495. X.IP`20"`5EX/`5EU"
  496. XThe`20`5EX`20and`20`5EU`20(control-X`20and`20control-U)`20keys`20erase`20the
  497. Xcurrent`20line`20and`20move`20to`20the`20end`20of`20the`20previous`20line,
  498. Xor`20to`20the`20beginning`20of`20the`20first`20line`20if`20used`20on`20the
  499. Xfirst`20line.
  500. X.IP`20"RETURN"
  501. XIf`20you`20press`20return`20on`20an`20empty`20line,`20or`20on`20the`20last`20l
  502. Vine,
  503. Xthe`20comment`20is`20finished.`20`20Otherwise,`20the`20cursor`20moves`20to`20t
  504. Vhe
  505. Xnext`20line.
  506. X.IP`20"ESC"
  507. XThe`20escape`20key`20aborts`20the`20operation`20(e.g.`20Send),`20restores
  508. Xthe`20previous`20comment,`20and`20returns`20to`20the`20previous`20menu.
  509. XThis`20allows`20you`20to`20change`20your`20mind`20and`20back`20out`20of
  510. Xan`20operation.
  511. X.PP
  512. XAll`20other`20keys`20are`20entered`20into`20the`20comment.`20`20When`20you`20r
  513. Veach
  514. Xthe`20end`20of`20a`20line,`20ldb`20word-wraps`20to`20the`20next`20line,`20or
  515. V`20beeps
  516. Xif`20you`20are`20at`20the`20end`20of`20the`20last`20line.`20`20Note`20that`20t
  517. Vhe
  518. Xsuperkey`20is`20still`20active`20while`20entering`20comments,`20and
  519. Xcannot`20be`20entered`20into`20a`20comment.
  520. X.PP
  521. X.SH`20"CONTROLLING`20A`20GAME"
  522. XThe
  523. X.I`20`5C-control
  524. Xoption`20permits`20you`20to`20control`20your`20games`20in
  525. Xcertain`20ways.`20`20Each`20of`20your`20current`20games`20are
  526. Xdisplayed,`20one`20at`20a`20time,`20just`20as`20they`20are`20when`20you
  527. Xare`20playing,`20allowing`20you`20to`20perform`20any`20of`20the
  528. Xfunctions`20on`20the`20control`20menu.
  529. XThe`20control`20menu`20has`20the`20following`20commands:
  530. X.IP`20"Invert"
  531. XThis`20allows`20you`20to`20invert`20the`20board`20for`20this`20game.`20`20The
  532. Xboard`20will`20invert`20immediately`20on`20your`20screen,`20so`20you`20can
  533. Xsee`20if`20you`20like`20it.`20`20Pressing
  534. X.I`20Invert
  535. Xagain`20will`20put`20it`20back`20to`20normal.`20`20Inverting`20the`20board`20d
  536. Voes
  537. Xnot`20affect`20the`20point`20numbering`20or`20the`20color`20you`20play,
  538. Xit`20merely`20draws`20the`20board`20with`20the`20low-numbered`20points`20at
  539. Xthe`20top`20of`20the`20screen`20rather`20than`20the`20bottom.`20`20You`20may
  540. V`20find
  541. Xit`20easier`20to`20make`20all`20of`20your`20games`20play`20a`20certain`20direc
  542. Vtion.
  543. X.IP`20"Resend"
  544. XFrom`20time`20to`20time,`20messages`20may`20be`20lost`20due`20to`20faulty`20ma
  545. Vilers
  546. Xor`20human`20error.`20`20If`20your`20last`20message`20gets`20lost,`20you`20can
  547. V
  548. Xregenerate`20it`20with`20the
  549. X.I`20Resend
  550. Xcommand.`20`20There`20is`20no`20harm`20in`20regenerating`20messages,`20as
  551. Xldb`20will`20ignore`20duplicate`20messages.`20`20If`20you`20and`20your`20oppon
  552. Vent
  553. Xhave`20forgotten`20whose`20move`20it`20is,`20the`20easiest`20way`20to`20get
  554. V`20going
  555. Xagain`20is`20for`20both`20of`20you`20to`20resend`20your`20last`20message.`20
  556. V`20The`20one
  557. Xthat`20got`20lost`20will`20be`20accepted,`20and`20the`20game`20will`20be`20off
  558. V
  559. Xand`20running`20again.`20`20So`20that`20you`20can`20resend`20the`20last`20move
  560. V
  561. Xof`20a`20game,`20completed`20games`20are`20kept`20in`20your`20.ldbdata`20for
  562. X1`20week,`20after`20which`20they`20are`20deleted.`20`20They`20may`20be`20delet
  563. Ved
  564. Xsooner`20with`20the`20Delete`20Game`20command.`20`20Note`20also`20that
  565. Xgames`20that`20have`20been`20waiting`20for`20your`20opponent`20for`20more`20th
  566. Van
  567. X1`20week`20have`20an`20automatic`20resend`20performed`20whenever`20you`20run
  568. V`20ldb.
  569. XResend`20is`20disabled`20if`20it`20is`20your`20turn.
  570. X.IP`20"Get`20Resend"
  571. XThis`20allows`20you`20to`20send`20a`20message`20to`20your`20opponent's
  572. Xldb`20requesting`20a`20resend.`20`20This`20saves`20your`20opponent`20the
  573. Xtrouble`20of`20getting`20into
  574. X.I`20`5C-control,
  575. Xfinding`20which`20game`20you're`20talking`20about,`20and`20resending.
  576. XInstead,`20he`20can`20just`20feed`20your`20resend`20request`20message`20into
  577. Xldb`20like`20it`20was`20a`20regular`20move.`20`20Version`201.0`20of`20ldb
  578. Xnot`20only`20does`20not`20support`20this`20feature,`20but`20will`20crash
  579. Xif`20a`20resend`20request`20packet`20is`20sent`20to`20it,`20so
  580. X.I`20`5C-control
  581. Xwill`20check`20to`20make`20sure`20your`20opponent`20is`20running
  582. Xthe`20proper`20version
  583. Xbefore`20sending`20the`20message.
  584. X"Get`20Resend"`20is`20disabled`20for`20games`20that`20are`20over.
  585. X.IP`20"Screen`20Dump"
  586. XThis`20command`20makes`20an`20exact`20copy`20of`20the`20screen`20in`20the
  587. Xfile`20"ldb_screen.dmp".`20`20This`20could`20be`20useful`20if`20you
  588. Xwant`20to`20mail`20the`20board`20to`20someone`20or`20print`20it`20out.
  589. X.IP`20"Delete`20Game"
  590. XThis`20command`20marks`20a`20game`20for`20deletion.`20`20The`20game`20is`20not
  591. V`20deleted
  592. Xuntil`20you`20quit,`20and`20you`20can`20undelete`20it`20by`20pressing`20D`20ag
  593. Vain.
  594. XNormally,`20you`20should`20not`20delete`20a`20game`20in`20this`20manner,`20
  595. Xyou`20should`20play`20until`20someone`20wins`20or`20concedes.`20`20The
  596. X.I`20"Delete`20Game"
  597. Xcommand`20can`20be`20used`20to`20get`20rid`20of`20games`20where`20your`20oppon
  598. Vent
  599. Xdoesn't`20answer`20his`20mail,`20or`20doesn't`20want`20to`20play,`20etc.
  600. X.IP`20"Next`20Game"
  601. XThe`20next`20game`20is`20displayed.`20`20If`20there`20is`20no`20next`20game,
  602. Xthis`20choice`20is`20equivalent`20to
  603. X.I`20Quit.
  604. X.IP`20"Quit"
  605. XThis`20allows`20you`20to`20exit`20from
  606. X.I`20"`5C-control".
  607. XIf`20you`20made`20any`20changes`20to`20your`20games,`20you`20will`20be`20given
  608. V`20the`20opportunity
  609. Xto`20save`20these`20changes,`20then`20ldb`20will`20exit.
  610. X.SH`20"VMS`20NOTES"
  611. X.PP
  612. XVMS`20users`20have`20a`20few`20unique`20considerations:
  613. X.PP
  614. XOn`20VMS,`20the`20default`20file`20names`20are`20changed`20from`20.ldb*`20to
  615. V`20ldb.*.`20`20This
  616. Xgroups`20all`20ldb`20files`20together.
  617. X.PP
  618. XVMS`20mail`20doesn't`20append
  619. Xmessages`20to`20an`20existing`20file,`20it`20creates`20new`20versions.
  620. XTo`20accommodate`20this,`20vms-compiled`20executables`20will`20search`20all
  621. V`20versions
  622. Xof`20a`20file`20by`20default.`20`20This`20applies`20to`20files`20specified`20o
  623. Vn`20the`20command
  624. Xline`20as`20well`20as`20the`20file`20specified`20in`20your`20ldb.rc.`20`20You
  625. V`20can`20disable
  626. Xthis`20in`20either`20case`20by`20specifying`20a`20version`20number,`20or`20by
  627. V`20specifying
  628. Xversion`20number`200`20to`20get`20the`20most`20current`20version.`20`20The`20d
  629. Vefault`20setting
  630. Xin`20ldb.rc`20is`20to`20scan`20sys$login:ldb.rcv;*.`20`20You`20might`20want
  631. V`20to`20change
  632. Xthis`20to`20ldb.txt;*,`20since`20that`20is`20the`20default`20extension`20added
  633. V`20by
  634. Xmail`20when`20you`20extract`20a`20file.`20`20If`20you`20use`20multiple`20versi
  635. Vons,`20you
  636. Xshould`20be`20careful`20not`20to`20PURGE`20until`20after`20you`20have`20run
  637. V`20ldb.
  638. X.PP
  639. XIf`20you`20have`20the`20Eunice`20package,`20ldb`20will`20compile`20and`20run
  640. V`20under`20it`20fine,
  641. Xbut`20any`20files`20created`20by`20the`20Eunice`5C-compiled`20version
  642. X(most`20notably`20the`20games`20file)
  643. Xwill`20be`20incompatible`20with`20the`20VAX`20C`5C-compiled`20version.`20`20Us
  644. Ve`20the
  645. Xunixtovms`20command`20to`20convert.
  646. X.PP
  647. XLdb`20is`20available`20in`20vms_share`20format`20with`20the`20manual`20preform
  648. Vatted.
  649. XIf`20you`20have`20MMS,`20you`20can`20use`20the`20makefile.vms`20provided`20by
  650. V`20entering:
  651. X.nf
  652. X`20`20`20`20`20$`20rename`20makefile.vms`20makefile.
  653. X`20`20`20`20`20$`20make
  654. X.fi
  655. XIf`20you`20don't`20have`20a`20make`20available,`20you`20can`20compile`20with:
  656. X.nf
  657. X`20`20`20`20`20$`20@makeldb
  658. X.fi
  659. XAfter`20ldb`20is`20compiled,`20you'll`20probably`20want
  660. Xto`20define`20a`20symbol`20such`20as:
  661. X.nf
  662. X`20`20`20`20`20$`20ldb`20:==`20$dua0:`5Bme.ldb`5Dldb
  663. X.fi
  664. Xso`20you`20can`20run`20it.
  665. X.PP
  666. XThe`20VMS`20implementation`20spawns`20a`20subprocess`20with`20no`20command`20w
  667. Vhen`20the
  668. Xsuperkey`20is`20pressed.`20`20You`20can`20enter`20LOGOUT`20or`20EOJ`20to`20ret
  669. Vurn`20to`20the
  670. Xgame.`20`20If`20you`20define`20a`20command`20to`20run`20when`20the`20superkey
  671. V`20is`20pressed,
  672. Xthe`20command`20will`20be`20run,`20but`20you`20will`20still`20need`20to`20logo
  673. Vut`20of
  674. Xthe`20subprocess`20to`20return`20to`20ldb.
  675. X.PP
  676. X.SH`20BUGS
  677. X.PP
  678. XA`20game`20file`20created`20by`20ldb`20under`20Eunice`20must`20be`20run`20thro
  679. Vugh
  680. X"unixtovms"`20before`20the`20VAX`5C-C`20ldb`20can`20read`20it.
  681. X.PP
  682. XThe`20superkey`20function`20only`20works`20when`20ldb`20is`20waiting`20for`20a
  683. V`20key.
  684. XIf`20ldb`20is`20doing`20something`20time-consuming,`20such`20as`20calculating
  685. Xlegal`20moves,`20the`20superkey`20will`20not`20work`20until`20the`20calculatio
  686. Vn
  687. Xis`20complete.
  688. X.PP
  689. XThere`20should`20be`20a`20way`20to`20play`20interactively`20(using`20socket
  690. V`20connections,
  691. Xfor`20example),`20rather`20than`20via`20e`5C-mail.
  692. X.PP
  693. XUnder`20Eunice,`20there`20is`20a`20bug`20when`20delmail`20is`20enabled,
  694. Xreceived`20mail`20is`20in`20a`20file`20with`20multiple`20versions,
  695. Xand`20these`20versions`20are`20entered`20on`20the`20command`20line
  696. X(as`20opposed`20to`20being`20specified`20by`20a`20pattern`20in`20.ldbrc).
  697. XEunice`20handles`20multiple`20versions`20by`20appending`20a`20dot`20and`20the
  698. V`20version
  699. Xnumber`20to`20all`20versions`20of`20the`20file`20but`20the`20newest`20version,
  700. V
  701. Xto`20which`20it`20appends`20nothing.`20`20When`20the`20most`20recent`20version
  702. V`20is`20deleted,
  703. Xthe`20next`20older
  704. Xversion`20becomes`20the`20most`20recent,`20and`20has`20no`20version`20suffix
  705. Xattached.`20`20This`20file`20will`20be`20skipped,`20since`20its`20name`20chang
  706. Ved
  707. Xbetween`20the`20time`20the`20file`20list`20was`20created`20and`20the`20file
  708. V`20is`20opened.
  709. XAll`20other`20files`20will`20be`20scanned`20properly.`20`20The`20work-around
  710. V`20for`20this
  711. Xis`20to`20not`20use`20a`20pattern`20like`20'ldb`20ldb.txt*'`20on`20the`20comma
  712. Vnd`20line
  713. Xto`20specify`20all`20versions`20of`20the`20file,`20but`20rather`20use`20'ldb
  714. V`20ldb.txt.*`20ldb.txt'
  715. Xso`20that`20the`20most`20recent`20version`20is`20scanned`20(and`20thus`20delet
  716. Ved)`20last.
  717. XAlternatively,`20the`20pattern`20can`20be`20quoted`20so`20that`20ldb`20interpr
  718. Vets
  719. Xit`20instead`20of`20the`20shell.
  720. X.PP
  721. XThe
  722. X.I`20`5C-myaddr
  723. Xcommand`20line`20option`20should`20override`20the
  724. Xmyaddr`20line`20in`20the`20people`20file.
  725. X.PP
  726. XVersion`201.0`20of`20ldb`20only`20allowed`20the`20colors`20red,
  727. Xwhite,`20and`20black,`20represented`20by`20r,`20w,`20and`20b,
  728. Xrespectively.`20`20Although`20ldb`201.0`20will`20allow`20games
  729. Xto`20be`20started`20and`20played`20correctly`20with`20different
  730. Xcolors,`20the`20move`20blocks`20will`20have`20the`20string`20"*BAD`20COLOR*"
  731. Xdisplayed`20where`20the`20color`20should`20be,`20making`20it`20difficult
  732. Xto`20figure`20out`20which`20color`20you`20are`20playing.`20`20Upgrading
  733. Xto`20a`20newer`20ldb`20will`20fix`20this.`20`20Nevertheless,`20if`20you
  734. Xare`20playing`20someone`20who`20is`20using`20ldb`201.0,`20you`20may`20want
  735. Xto`20restrict`20your`20color`20choices`20to`20r,`20w,`20and`20b.
  736. X.PP
  737. XOccasionally,`20ldb`20will`20print`20a`20spurious`20message`20telling
  738. Xyou`20that`20you`20only`20have`20one`20legal`20move.`20`20Usually`20when`20it
  739. V`20prints
  740. Xthis,`20it`20is`20right,`20but`20in`20the`20special`20case`20where`20you`20hav
  741. Ve`20one
  742. Xpiece`20left`20to`20bear`20off,`20one`20of`20your`20rolls`20is`20less`20than
  743. Xyou`20need`20to`20bear`20it`20off,`20and`20the`20other`20roll`20is`20big`20eno
  744. Vugh
  745. Xto`20bear`20off`20by`20itself,`20ldb`20will`20want`20you`20to`20use`20the`20sm
  746. Valler
  747. Xdie`20first,`20then`20bear`20off`20with`20the`20bigger`20one.`20`20This`20is
  748. V`20consistent
  749. Xwith`20the`20rules`20that`20say`20you`20must`20use`20both`20dice`20if`20you
  750. V`20can,
  751. Xbut`20is`20not`20correct`20in`20this`20case.`20`20Note`20that`20you`20can`20ei
  752. Vther
  753. Xuse`20both`20dice`20like`20ldb`20wants,`20or`20ignore`20the`20message`20and
  754. V`20bear
  755. Xoff`20with`20the`20larger`20die.`20`20Your`20move`20will`20be`20accepted`20eit
  756. Vher`20way.
  757. $ call unpack LDB.MAN;1 372637774 ""
  758. $!
  759. $ create 'f'
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  1011. X(prompt`20the`20user`20to`20enter`20a`20move,`20check`20the`20move`20for`20leg
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  1013. X(,a)-.65`20G`20.358(nd`20send`20the`20move`20to`20the`20opponent.)362.706`2018
  1014. V9.6`20R`20.358(When`20it)
  1015. X5.358`20F`20.023(arrives,`20it`20will`20be`20displayed`20on`20the`20opponent')
  1016. V108`20201.6`20R`202.522
  1017. X(ss)-.55`20G`20.022(creen,`20after`20which`20the`20opponent`20will`20be`20prom
  1018. Vpted`20for`20a`20move)
  1019. X296.78`20201.6`20R(to`20be`20sent`20back.)108`20213.6`20Q`20F1(FEA)72`20230.4
  1020. V`20Q(TURES)-.666`20E`20F0
  1021. X(Multiple`20Games)108`20242.4`20Q`20F2(Ldb)144`20254.4`20Q`20F0`20.068
  1022. X(can`20keep`20track`20of`20an`20arbitrary`20number`20of`20games`20simultaneous
  1023. Vly)2.568`20F`202.568
  1024. X(,a)-.65`20G`20.069(nd`20will`20display`20them`20one`20at`20a)424.038`20254.4
  1025. V`20R`20.71
  1026. X(time`20for`20you`20to`20play)144`20266.4`20R`205.71(.Y)-.65`20G`20.71(ou`20ca
  1027. Vn`20exit`20from)240.06
  1028. X266.4`20R`20F2(ldb)3.21`20E`20F0`20.709
  1029. X(at`20any`20time;`20when`20you`20run`20ldb`20again,`20it`20will`20pick`20up)3.
  1030. V21`20F
  1031. X(your`20games`20where`20you`20left`20of)144`20278.4`20Q(f.)-.18`20E(Move`20Che
  1032. Vcking)108`20295.2`20Q
  1033. X(Both`20your`20moves`20and`20your`20opponent')144`20307.2`20Q`202.5(sm)-.55
  1034. V`20G
  1035. X(oves`20are`20checked`20for`20legality)307.33`20307.2`20Q`205(.T)-.65`20G(his
  1036. V`20includes:)435.25
  1037. X307.2`20Q`2030.36<ad4c>108`20324`20S(anding`20on`20an`20occupied`20point.)150.
  1038. V11`20324`20Q`2030.36
  1039. X<ad42>108`20340.8`20S(earing`20of)150.67`20340.8`20Q`202.5(fb)-.18`20G
  1040. X(efore`20your`20inner`20table`20is`20full.)197.14`20340.8`20Q`2030.36<ad54>108
  1041. V`20357.6`20S
  1042. X(rying`20to`20move`20pieces`20that`20are`20on`20the`20board`20when`20you`20hav
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  1044. X149.76`20357.6`20Q(.)-.55`20E`2030.36<ad54>108`20374.4`20S`20.817(rying`20to
  1045. V`20bear`20of)149.76
  1046. X374.4`20R`203.317(fap)-.18`20G`20.817
  1047. X(iece`20when`20there`20is`20a`20piece`20on`20a`20higher`20point,`20and`20the
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  1049. X233.365`20374.4`20R(exactly)144`20386.4`20Q(.)-.65`20E`2030.36<ad54>108`20403.
  1050. V2`20S
  1051. X(rying`20to`20leave`20a`20usable`20move`20unused.)149.76`20403.2`20Q`2030.36<a
  1052. Vd54>108`20420`20S(ryin`5C
  1053. Xg`20to`20leave`20a`20move`20unused`20when`20it`20is`20usable`20and`20has`20a
  1054. V`20higher`20roll`20than`20the`20move`5C
  1055. X`20that`20is`20used.)149.76`20420`20Q`2030.36<ad54>108`20436.8`20S
  1056. X(rying`20to`20double`20when`20you`20doubled`20last.)149.76`20436.8`20Q`2030.36
  1057. V<ad54>108`20453.6`20S
  1058. X(rying`20to`20double`20in`20a`20Crawford`20rule`20game.)149.76`20453.6`20Q(Mes
  1059. Vsage`20Reliability)
  1060. X108`20470.4`20Q`20F2(Ldb)144`20482.4`20Q`20F0
  1061. X(detects`20`5C(and`20rejects`5C)`20duplicate`20messages,`20and`20can`20regener
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  1063. X2.5`20E(Remote`20Start)108`20499.2`20Q`20F2(Ldb)144`20511.2`20Q`20F0`20.624
  1064. X(can`20start`20a`20game`20between`20two`20players`20on`20remote`20hosts.)3.124
  1065. V`20F`20.624
  1066. X(This`20is`20used`20to`20set`20up`20"game`20starter")5.624`20F`201.326(hosts,
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  1068. Xested`20in`20`5C214nding`20new`20opponents`20are`20matched`20by`20some`20crite
  1069. Vria`20`5C(such`20as)144
  1070. X523.2`20R(ability)144`20535.2`20Q`203.583(,o)-.65`20G`203.583(rb)179.993`20535
  1071. V.2`20S`203.582(yat)
  1072. X191.906`20535.2`20S`201.082
  1073. X(ournament`20schedule`5C),`20and`20have`20their`20games`20started`20automatica
  1074. Vlly)211.29`20535.2
  1075. XR`206.082(.F)-.65`20G`201.082(or`20a`20current)491.746`20535.2`20R
  1076. X(listing`20of`20game`20starter`20hosts,`20see`20the`20README`20`5C214le.)144
  1077. V`20547.2`20Q(Game`20V)108
  1078. X564`20Q(alue)-1.11`20E`20F2(Ldb)144`20576`20Q`20F0`201.107(detects`20the`20end
  1079. V`20of`20the`20game,`20gamm`5C
  1080. Xons,`20and`20backgammons,`20and`20noti`5C214es`20both`20players`20of`20the)3.6
  1081. V06`20F`20.179
  1082. X(game`20value`20when`20the`20game`20is`20over)144`20588`20R`205.178(.T)-.55
  1083. V`20G`20.178
  1084. X(he`20Jacoby`20rule`20may`20be`20enabled,`20as`20may`20European`20scoring,`20t
  1085. Vo)296.61`20588`20R
  1086. X(calculate`20the`20game`20value`20as`20desired.)144`20600`20Q(Online`20Help
  1087. V`20Screen)108`20616.8`20Q
  1088. XF2(Ldb)144`20628.8`20Q`20F0`20.514(has`20an`20online,`20context`20sensitive
  1089. V`20help`20facility`20that`5C
  1090. X`20lists`20the`20available`20commands`20for`20the`20current)3.014`20F(screen.)
  1091. V144`20640.8`20Q
  1092. X(Match`20Play)108`20657.6`20Q`20F2(Ldb)144`20669.6`20Q`20F0`20.224(can`20suppo
  1093. Vrt`20matches`20that`20pl`5C
  1094. Xay`20to`20any`20desired`20point`20total,`20and`20will`20continue`20to`20start
  1095. V`20games`20until)2.724`20F
  1096. X(one`20player`20reaches`20that`20total.)144`20681.6`20Q`20F1(OPTIONS)72`20703.
  1097. V2`20Q/F3`2010
  1098. X/Times-Bold@0`20SF(-r)108`20715.2`20Q(ead)-.18`20E`20F0`20.908
  1099. X(Mail`20is`20read,`20and`20the`20games`20are`20updated`20and`20saved.)144`2071
  1100. V5.2`20R`20.909
  1101. X(The`20user`20is`20not`20prompted`20for`20his`20moves.)5.908`20F(If)5.909`20E
  1102. X(neither`20`5C255read`20nor`20`5C255play`20are`20given,`20both`20are`20assumed
  1103. V.)144`20727.2`20Q
  1104. X(October`206,`201992)273.645`20768`20Q(1)535`20768`20Q`20EP
  1105. X%%Page:`202`202
  1106. XBP/F0`2010/Times-Roman@0`20SF`20402.18(LDB`5C(1`5C)`20LDB`5C(1`5C))72`2048`20R
  1107. V/F1`2010/Times-Bold@0
  1108. XSF(-play)108`2084`20Q`20F0`20.507(Any`20games`20that`20are`20waiting`20for`20l
  1109. Vocal`20input`20are`20displ`5C
  1110. Xayed`20for`20the`20user`20to`20process.)144`2084`20R`20.507(No`20mail`20is`20r
  1111. Vead.)5.507`20F
  1112. X(If`20neither`20`5C255read`20nor`20`5C255play`20are`20given,`20both`20are`20as
  1113. Vsumed.)144`2096`20Q`20F1
  1114. X(-color`20xy)108`20112.8`20Q`20F0`20.507
  1115. X(The`20colors`20for`20the`20game`20started`20by`20this`20ldb`20run`20are`20set
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  1117. X5.507(.T)-.65`20G`20.507(he`20`5C214rst`20color`20is`20played`20by`20the)420.8
  1118. V58`20124.8`20R`202.21
  1119. X(local`20user)144`20136.8`20R`204.71(,a)-.4`20G`202.21
  1120. X(nd`20the`20other`20is`20played`20by`20the`20opponent.)196.06`20136.8`20R`202.
  1121. V21
  1122. X(Legal`20color`20characters`20are`20any`20printing)7.21`20F(character)144`2014
  1123. V8.8`20Q`203.618(,e)
  1124. X-.4`20G`201.118
  1125. X(xcept`20that`20x`20and`20y`20may`20not`20be`20the`20upper`20and`20lower`20cas
  1126. Ve`20of`20the`20same`20character)
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  1128. V`5C255color`20rw".)
  1129. X144`20160.8`20Q`20F1(-dir)108`20177.6`20Q(ection`20up/down)-.18`20E`20F0`20.10
  1130. V9(This`20sets`20the`20di`5C
  1131. Xrection`20of`20play`20for`20the`20local`20user`20for`20the`20game`20started
  1132. V`20by`20this`20ldb`20run.)144
  1133. X189.6`20R`20.108(The`20default`20is)5.108`20F("`5C255direction`20up".)144`2020
  1134. V1.6`20Q`20F1
  1135. X(-myaddr`20addr)108`20218.4`20Q`20F0`20-1(Yo)144`20230.4`20S`201.476(ur`20mail
  1136. V`20address`20is`20set`20to)
  1137. X1`20F/F2`2010/Times-Italic@0`20SF(addr)3.976`20E`20F0`201.477
  1138. X(for`20games`20started`20on`20this`20ldb`20run.)3.976`20F`201.477(This`20overr
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  1140. X6.477`20F(speci`5C214ed`20in)144`20242.4`20Q`20F2(.ldbr)2.5`20E(c.)-.37`20E
  1141. V`20F1(-start`20user)108
  1142. X259.2`20Q`20F0`203.303(Ag)144`20271.2`20S`20.803(ame`20is`20started`20with`20t
  1143. Vhe`20speci`5C214ed`20user)
  1144. X159.523`20271.2`20R`205.803(.T)-.55`20G(he)325.404`20271.2`20Q`20F2(user)3.303
  1145. V`20E`20F0(ar)3.303
  1146. XE`20.803(gument`20may`20be`20any`20e`5C255mail`20address`20that`20is)-.18`20F
  1147. V`203.156
  1148. X(valid`20for`20your`20host.)144`20283.2`20R`203.156
  1149. X(Some`20e`5C255mail`20addresses`20will`20need`20to`20be`20quoted`20if`20they
  1150. V`20contain`20shell)8.156`20F
  1151. X2.808(metacharacters.`20The)144`20295.2`20R`20F2(user)2.808`20E`20F0(ar)2.808
  1152. V`20E`20.308
  1153. X(gument`20may`20also`20be`20an)-.18`20F`20F2(alias)2.807`20E`20F0`20.307
  1154. X(for`20an`20opponent`20you`20have`20played`20before.)2.807`20F`20.336(Aliases
  1155. V`20are`20de`5C214ned`20in`5C
  1156. X`20the`20people`20`5C214le,`20and`20are`20initialized`20to`20the`20`5C214rst
  1157. V`20name`20of`20the`20opponent,`20w`5C
  1158. +-+-+-+-+-+-+-+-  END  OF PART 4 +-+-+-+-+-+-+-+-
  1159.