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Path: uunet!tektronix!tekgen!tekred!games From: games@tekred.TEK.COM Newsgroups: comp.sources.games Subject: v04i004: cribbage - 4.3BSD cribbage game, Part02/02 Message-ID: <2374@tekred.TEK.COM> Date: 31 Mar 88 21:55:01 GMT Sender: billr@tekred.TEK.COM Lines: 942 Approved: billr@saab.CNA.TEK.COM Submitted by: bostic@okeeffe.Berkeley.EDU (Keith Bostic) Comp.sources.games: Volume 4, Issue 4 Archive-name: cribbage/Part02 #! /bin/sh # This is a shell archive. Remove anything before this line, then unpack # it by saving it into a file and typing "sh file". To overwrite existing # files, type "sh file -c". You can also feed this as standard input via # unshar, or by typing "sh <file", e.g.. If this archive is complete, you # will see the following message at the end: # "End of archive 2 (of 2)." # Contents: Makefile cards.c cribbage.h deck.h extern.c macro # support.c # Wrapped by billr@saab on Thu Mar 31 13:51:53 1988 PATH=/bin:/usr/bin:/usr/ucb ; export PATH if test -f Makefile -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"Makefile\" else echo shar: Extracting \"Makefile\" $2563 characters$ sed "s/^X//" >Makefile <<'END_OF_Makefile' X# X# Copyright (c) 1987 Regents of the University of California. X# All rights reserved. X# X# Redistribution and use in source and binary forms are permitted X# provided that this notice is preserved and that due credit is given X# to the University of California at Berkeley. The name of the University X# may not be used to endorse or promote products derived from this X# software without specific prior written permission. This software X# is provided ``as is'' without express or implied warranty. X# X# @(#)Makefile 5.6 (Berkeley) 3/10/88 X# XCFLAGS= -O XLIBC= /lib/libc.a XLIBS= -lcurses -ltermlib XHDRS= cribbage.h deck.h cribcur.h XSRCS= extern.c crib.c support.c cards.c score.c io.c XOBJS= extern.o crib.o support.o cards.o score.o io.o XTOBJS= test.o cards.o score.o io.o extern.o X Xall: cribbage crib.instr X Xcribbage: ${OBJS} ${LIBC} X ${CC} -o $@ ${CFLAGS} ${OBJS} ${LIBS} X Xtest: ${TOBJS} ${LIBC} X ${CC} -o $@ ${CFLAGS} ${TOBJS} ${LIBS} X Xcrib.instr: cribbage.n macro X nroff cribbage.n > crib.instr X Xclean: FRC X rm -f ${OBJS} core crib.instr cribbage test X Xdepend: FRC X mkdep ${CFLAGS} ${SRCS} X Xinstall: FRC X install -o games -g bin -m 400 crib.instr ${DESTDIR}/usr/games/lib/crib.instr X install -s -o games -g bin -m 4700 cribbage ${DESTDIR}/usr/games/hide X (cd ${DESTDIR}/usr/games; rm -f cribbage; ln -s dm cribbage; chown games.bin cribbage) X Xlint: FRC X lint ${CFLAGS} ${SRCS} X Xtags: FRC X ctags ${SRCS} X XFRC: X X# DO NOT DELETE THIS LINE -- mkdep uses it. X# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. X Xextern.o: extern.c /usr/include/curses.h /usr/include/stdio.h Xextern.o: /usr/include/sgtty.h /usr/include/sys/ioctl.h Xextern.o: /usr/include/sys/ttychars.h /usr/include/sys/ttydev.h deck.h Xextern.o: cribbage.h Xcrib.o: crib.c /usr/include/curses.h /usr/include/stdio.h /usr/include/sgtty.h Xcrib.o: /usr/include/sys/ioctl.h /usr/include/sys/ttychars.h Xcrib.o: /usr/include/sys/ttydev.h /usr/include/signal.h deck.h cribbage.h Xcrib.o: cribcur.h Xsupport.o: support.c /usr/include/curses.h /usr/include/stdio.h Xsupport.o: /usr/include/sgtty.h /usr/include/sys/ioctl.h Xsupport.o: /usr/include/sys/ttychars.h /usr/include/sys/ttydev.h deck.h Xsupport.o: cribbage.h cribcur.h Xcards.o: cards.c /usr/include/stdio.h deck.h Xscore.o: score.c /usr/include/stdio.h deck.h cribbage.h Xio.o: io.c /usr/include/curses.h /usr/include/stdio.h /usr/include/sgtty.h Xio.o: /usr/include/sys/ioctl.h /usr/include/sys/ttychars.h Xio.o: /usr/include/sys/ttydev.h /usr/include/ctype.h /usr/include/signal.h Xio.o: deck.h cribbage.h cribcur.h X X# IF YOU PUT ANYTHING HERE IT WILL GO AWAY END_OF_Makefile if test 2563 -ne `wc -c <Makefile`; then echo shar: \"Makefile\" unpacked with wrong size! fi # end of overwriting check fi if test -f cards.c -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"cards.c\" else echo shar: Extracting \"cards.c\" $2337 characters$ sed "s/^X//" >cards.c <<'END_OF_cards.c' X/* X * Copyright (c) 1980 Regents of the University of California. X * All rights reserved. X * X * Redistribution and use in source and binary forms are permitted X * provided that this notice is preserved and that due credit is given X * to the University of California at Berkeley. The name of the University X * may not be used to endorse or promote products derived from this X * software without specific prior written permission. This software X * is provided ``as is'' without express or implied warranty. X */ X X#ifndef lint Xstatic char sccsid[] = "@(#)cards.c 5.2 (Berkeley) 3/10/88"; X#endif /* not lint */ X X#include <stdio.h> X#include "deck.h" X X X/* X * initialize a deck of cards to contain one of each type X */ X Xmakedeck( d ) X X CARD d[]; X{ X register int i, j, k; X long time(); X X i = time( (long *) 0 ); X i = ( (i&0xff) << 8 ) | ( (i >> 8)&0xff ) | 1; X srand( i ); X k = 0; X for( i = 0; i < RANKS; i++ ) { X for( j = 0; j < SUITS; j++ ) { X d[k].suit = j; X d[k++].rank = i; X } X } X} X X X X/* X * given a deck of cards, shuffle it -- i.e. randomize it X * see Knuth, vol. 2, page 125 X */ X Xshuffle( d ) X X CARD d[]; X{ X register int j, k; X CARD c; X X for( j = CARDS; j > 0; --j ) { X k = ( rand() >> 4 ) % j; /* random 0 <= k < j */ X c = d[j - 1]; /* exchange (j - 1) and k */ X d[j - 1] = d[k]; X d[k] = c; X } X} X X X X/* X * return true if the two cards are equal... X */ X Xeq( a, b ) X X CARD a, b; X{ X return( ( a.rank == b.rank ) && ( a.suit == b.suit ) ); X} X X X X/* X * isone returns TRUE if a is in the set of cards b X */ X Xisone( a, b, n ) X X CARD a, b[]; X int n; X{ X register int i; X X for( i = 0; i < n; i++ ) { X if( eq( a, b[i] ) ) return( TRUE ); X } X return( FALSE ); X} X X X X/* X * remove the card a from the deck d of n cards X */ X Xremove( a, d, n ) X X CARD a, d[]; X int n; X{ X register int i, j; X X j = 0; X for( i = 0; i < n; i++ ) { X if( !eq( a, d[i] ) ) d[j++] = d[i]; X } X if( j < n ) d[j].suit = d[j].rank = EMPTY; X} X X X X/* X * sorthand: X * Sort a hand of n cards X */ Xsorthand(h, n) Xregister CARD h[]; Xint n; X{ X register CARD *cp, *endp; X CARD c; X X for (endp = &h[n]; h < endp - 1; h++) X for (cp = h + 1; cp < endp; cp++) X if ((cp->rank < h->rank) || X (cp->rank == h->rank && cp->suit < h->suit)) { X c = *h; X *h = *cp; X *cp = c; X } X} X END_OF_cards.c if test 2337 -ne `wc -c <cards.c`; then echo shar: \"cards.c\" unpacked with wrong size! fi # end of overwriting check fi if test -f cribbage.h -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"cribbage.h\" else echo shar: Extracting \"cribbage.h\" $1557 characters$ sed "s/^X//" >cribbage.h <<'END_OF_cribbage.h' X/* X * Copyright (c) 1980 Regents of the University of California. X * All rights reserved. X * X * Redistribution and use in source and binary forms are permitted X * provided that this notice is preserved and that due credit is given X * to the University of California at Berkeley. The name of the University X * may not be used to endorse or promote products derived from this X * software without specific prior written permission. This software X * is provided ``as is'' without express or implied warranty. X * X * @(#)cribbage.h 5.2 (Berkeley) 3/10/88 X */ X Xextern CARD deck[ CARDS ]; /* a deck */ Xextern CARD phand[ FULLHAND ]; /* player's hand */ Xextern CARD chand[ FULLHAND ]; /* computer's hand */ Xextern CARD crib[ CINHAND ]; /* the crib */ Xextern CARD turnover; /* the starter */ X Xextern CARD known[ CARDS ]; /* cards we have seen */ Xextern int knownum; /* # of cards we know */ X Xextern int pscore; /* player's score */ Xextern int cscore; /* comp's score */ Xextern int glimit; /* points to win game */ X Xextern int pgames; /* player's games won */ Xextern int cgames; /* comp's games won */ Xextern int gamecount; /* # games played */ Xextern int Lastscore[2]; /* previous score for each */ X Xextern BOOLEAN iwon; /* if comp won last */ Xextern BOOLEAN explain; /* player mistakes explained */ Xextern BOOLEAN rflag; /* if all cuts random */ Xextern BOOLEAN quiet; /* if suppress random mess */ Xextern BOOLEAN playing; /* currently playing game */ X Xextern char expl[]; /* string for explanation */ X END_OF_cribbage.h if test 1557 -ne `wc -c <cribbage.h`; then echo shar: \"cribbage.h\" unpacked with wrong size! fi # end of overwriting check fi if test -f deck.h -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"deck.h\" else echo shar: Extracting \"deck.h\" $1549 characters$ sed "s/^X//" >deck.h <<'END_OF_deck.h' X/* X * Copyright (c) 1980 Regents of the University of California. X * All rights reserved. X * X * Redistribution and use in source and binary forms are permitted X * provided that this notice is preserved and that due credit is given X * to the University of California at Berkeley. The name of the University X * may not be used to endorse or promote products derived from this X * software without specific prior written permission. This software X * is provided ``as is'' without express or implied warranty. X * X * @(#)deck.h 5.2 (Berkeley) 3/10/88 X */ X X/* X * define structure of a deck of cards and other related things X */ X X X#define CARDS 52 /* number cards in deck */ X#define RANKS 13 /* number ranks in deck */ X#define SUITS 4 /* number suits in deck */ X X#define CINHAND 4 /* # cards in cribbage hand */ X#define FULLHAND 6 /* # cards in dealt hand */ X X#define LGAME 121 /* number points in a game */ X#define SGAME 61 /* # points in a short game */ X X#define SPADES 0 /* value of each suit */ X#define HEARTS 1 X#define DIAMONDS 2 X#define CLUBS 3 X X#define ACE 0 /* value of each rank */ X#define TWO 1 X#define THREE 2 X#define FOUR 3 X#define FIVE 4 X#define SIX 5 X#define SEVEN 6 X#define EIGHT 7 X#define NINE 8 X#define TEN 9 X#define JACK 10 X#define QUEEN 11 X#define KING 12 X#define EMPTY 13 X X#define VAL(c) ( (c) < 9 ? (c)+1 : 10 ) /* val of rank */ X X X#ifndef TRUE X# define TRUE 1 X# define FALSE 0 X#endif X Xtypedef struct { X int rank; X int suit; X } CARD; X Xtypedef char BOOLEAN; X END_OF_deck.h if test 1549 -ne `wc -c <deck.h`; then echo shar: \"deck.h\" unpacked with wrong size! fi # end of overwriting check fi if test -f extern.c -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"extern.c\" else echo shar: Extracting \"extern.c\" $1667 characters$ sed "s/^X//" >extern.c <<'END_OF_extern.c' X/* X * Copyright (c) 1980 Regents of the University of California. X * All rights reserved. X * X * Redistribution and use in source and binary forms are permitted X * provided that this notice is preserved and that due credit is given X * to the University of California at Berkeley. The name of the University X * may not be used to endorse or promote products derived from this X * software without specific prior written permission. This software X * is provided ``as is'' without express or implied warranty. X */ X X#ifndef lint Xstatic char sccsid[] = "@(#)extern.c 5.2 (Berkeley) 3/10/88"; X#endif /* not lint */ X X# include <curses.h> X# include "deck.h" X# include "cribbage.h" X Xbool explain = FALSE; /* player mistakes explained */ Xbool iwon = FALSE; /* if comp won last game */ Xbool quiet = FALSE; /* if suppress random mess */ Xbool rflag = FALSE; /* if all cuts random */ X Xchar expl[128]; /* explanation */ X Xint cgames = 0; /* number games comp won */ Xint cscore = 0; /* comp score in this game */ Xint gamecount = 0; /* number games played */ Xint glimit = LGAME; /* game playe to glimit */ Xint knownum = 0; /* number of cards we know */ Xint pgames = 0; /* number games player won */ Xint pscore = 0; /* player score in this game */ X XCARD chand[FULLHAND]; /* computer's hand */ XCARD crib[CINHAND]; /* the crib */ XCARD deck[CARDS]; /* a deck */ XCARD known[CARDS]; /* cards we have seen */ XCARD phand[FULLHAND]; /* player's hand */ XCARD turnover; /* the starter */ X XWINDOW *Compwin; /* computer's hand window */ XWINDOW *Msgwin; /* messages for the player */ XWINDOW *Playwin; /* player's hand window */ XWINDOW *Tablewin; /* table window */ END_OF_extern.c if test 1667 -ne `wc -c <extern.c`; then echo shar: \"extern.c\" unpacked with wrong size! fi # end of overwriting check fi if test -f macro -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"macro\" else echo shar: Extracting \"macro\" $2028 characters$ sed "s/^X//" >macro <<'END_OF_macro' X.\" Copyright (c) 1980 Regents of the University of California. X.\" All rights reserved. X.\" X.\" Redistribution and use in source and binary forms are permitted X.\" provided that this notice is preserved and that due credit is given X.\" to the University of California at Berkeley. The name of the University X.\" may not be used to endorse or promote products derived from this X.\" software without specific prior written permission. This software X.\" is provided ``as is'' without express or implied warranty. X.\" X.\" @(#)macro 5.2 (Berkeley) 3/10/88 X.\" X.nr TX 2 \" default line space for text is 2 X.nr PG 8 \" default paragraph indentation in PG is 8 X.nr QI 8 \" default indentation for quotes is 8 X.nr IP 4 \" default indentation for indented paragraph is 4 X.de TX \" define text settings X.ls \\n(TX X.fi X.. X.de NT \" define non-text setings X.nf X.ls 1 X.. X.de PG \" define paragraph starter X.sp X.ti +\\n(PG X.. X.de HD \" define page header X'sp 1i X.. X.de FO \" define page footer X.if \\n%>1 \{\ X'sp 2 X.tl ""- % -"" \} X'bp X.. X.wh 0 HD \" trap invocation of header X.wh -1i FO \" trap invocation of footer X.de pH \" define page header X.ce X.ul X\\$1 X.sp 1 X.. X.de PF \" define Page header for first page -- no .bp X.ce X.ul X\\$1 X.sp 1 X.. X.de PH \" define Page header X.ce X.ul X\\$1 X.sp 1 X.. X.de HP \" define paragraph header X.sp 2 X.ne 4 X.ul X\\$1 X.PG X.. X.de TP \" define title page X.ls 1 X.sp 3.5i X.ce X.ul X\\$1 X.sp +3i X.ti +50 X\\$2 X.br X.ti +50 X\\$3 X.br X.ti +50 X\\n(mo / \\n(dy / \\n(yr X.nr % 0 X.ls X.. X.de KS X.br X.di KB X.. X.de KE X.br X.di X.ne \\n(dnu X.KB X.. X.de QI \" define indented quote macro X.sp X.in +\\n(QI X.ll -\\n(QI X.ls 1 X.. X.de EQ \" define end quote macro X.ls X.sp X.ll +\\n(QI X.in -\\n(QI X.. X.de IP \" define indented paragraph macro X.in +\\n(IP X.ll -\\n(IP X.PG X.. X.de EP \" define end indented paragraph macro X.ll +\\n(IP X.in -\\n(IP X.. X.de IH \" define indented paragraph header X.in +\\n(IP X.ll -\\n(IP X.sp 2 X.ne 4 X.ul X\\$1 X.PG X.. X.de IN X.in +8 X.br X.ti -4 X\\$1 X.. X.de NE X.in -8 X.. END_OF_macro if test 2028 -ne `wc -c <macro`; then echo shar: \"macro\" unpacked with wrong size! fi # end of overwriting check fi if test -f support.c -a "${1}" != "-c" ; then echo shar: Will not over-write existing file \"support.c\" else echo shar: Extracting \"support.c\" $6894 characters$ sed "s/^X//" >support.c <<'END_OF_support.c' X/* X * Copyright (c) 1980 Regents of the University of California. X * All rights reserved. X * X * Redistribution and use in source and binary forms are permitted X * provided that this notice is preserved and that due credit is given X * to the University of California at Berkeley. The name of the University X * may not be used to endorse or promote products derived from this X * software without specific prior written permission. This software X * is provided ``as is'' without express or implied warranty. X */ X X#ifndef lint Xstatic char sccsid[] = "@(#)support.c 5.3 (Berkeley) 3/10/88"; X#endif /* not lint */ X X#include <curses.h> X#include "deck.h" X#include "cribbage.h" X#include "cribcur.h" X X X#define NTV 10 /* number scores to test */ X X/* score to test reachability of, and order to test them in */ Xint tv[ NTV ] = { 8, 7, 9, 6, 11, 12, 13, 14, 10, 5 }; X X X/* X * computer chooses what to play in pegging... X * only called if no playable card will score points X */ X Xcchose( h, n, s ) X X CARD h[]; X int n; X int s; X{ X register int i, j, l; X X if( n <= 1 ) return( 0 ); X if( s < 4 ) { /* try for good value */ X if( ( j = anysumto(h, n, s, 4) ) >= 0 ) return( j ); X if( ( j = anysumto(h, n, s, 3) ) >= 0 && s == 0 ) X return( j ); X } X if( s > 0 && s < 20 ) { X for( i = 1; i <= 10; i++ ) { /* try for retaliation to 31 */ X if( ( j = anysumto(h, n, s, 21-i) ) >= 0 ) { X if( ( l = numofval(h, n, i) ) > 0 ) { X if( l > 1 || VAL( h[j].rank ) != i ) return( j ); X } X } X } X } X if( s < 15 ) { X for( i = 0; i < NTV; i++ ) { /* for retaliation after 15 */ X if( ( j = anysumto(h, n, s, tv[i]) ) >= 0 ) { X if( ( l = numofval(h, n, 15-tv[i]) ) > 0 ) { X if( l > 1 || VAL( h[j].rank ) != 15-tv[i] ) return( j ); X } X } X } X } X j = -1; X for( i = n - 1; i >= 0; --i ) { /* remember: h is sorted */ X l = s + VAL( h[i].rank ); X if( l > 31 ) continue; X if( l != 5 && l != 10 && l != 21 ) { X j = i; X break; X } X } X if( j >= 0 ) return( j ); X for( i = n - 1; i >= 0; --i ) { X l = s + VAL( h[i].rank ); X if( l > 31 ) continue; X if( j < 0 ) j = i; X if( l != 5 && l != 21 ) { X j = i; X break; X } X } X return( j ); X} X X X X/* X * plyrhand: X * Evaluate and score a player hand or crib X */ Xplyrhand(hand, s) XCARD hand[]; Xchar *s; X{ X register int i, j; X register BOOLEAN win; X static char prompt[BUFSIZ]; X X prhand(hand, CINHAND, Playwin, FALSE); X (void)sprintf(prompt, "Your %s scores ", s); X i = scorehand(hand, turnover, CINHAND, strcmp(s, "crib") == 0, explain); X if ((j = number(0, 29, prompt)) == 19) X j = 0; X if (i != j) { X if (i < j) { X win = chkscr(&pscore, i); X msg("It's really only %d points; I get %d", i, 2); X if (!win) X win = chkscr(&cscore, 2); X } X else { X win = chkscr(&pscore, j); X msg("You should have taken %d, not %d!", i, j); X } X if (explain) X msg("Explanation: %s", expl); X do_wait(); X } X else X win = chkscr(&pscore, i); X return win; X} X X/* X * comphand: X * Handle scoring and displaying the computers hand X */ Xcomphand(h, s) XCARD h[]; Xchar *s; X{ X register int j; X X j = scorehand(h, turnover, CINHAND, strcmp(s, "crib") == 0, FALSE); X prhand(h, CINHAND, Compwin, FALSE); X msg("My %s scores %d", s, (j == 0 ? 19 : j)); X return chkscr(&cscore, j); X} X X/* X * chkscr: X * Add inc to scr and test for > glimit, printing on the scoring X * board while we're at it. X */ X Xint Lastscore[2] = {-1, -1}; X Xchkscr(scr, inc) Xint *scr, inc; X{ X BOOLEAN myturn; X X myturn = (scr == &cscore); X if (inc != 0) { X prpeg(Lastscore[myturn], '.', myturn); X Lastscore[myturn] = *scr; X *scr += inc; X prpeg(*scr, PEG, myturn); X refresh(); X } X return (*scr >= glimit); X} X X/* X * prpeg: X * Put out the peg character on the score board and put the X * score up on the board. X */ Xprpeg(score, peg, myturn) Xregister int score; Xchar peg; XBOOLEAN myturn; X{ X register int y, x; X X if (!myturn) X y = SCORE_Y + 2; X else X y = SCORE_Y + 5; X X if (score <= 0 || score >= glimit) { X if (peg == '.') X peg = ' '; X if (score == 0) X x = SCORE_X + 2; X else { X x = SCORE_X + 2; X y++; X } X } X else { X x = (score - 1) % 30; X if (score > 90 || (score > 30 && score <= 60)) { X y++; X x = 29 - x; X } X x += x / 5; X x += SCORE_X + 3; X } X mvaddch(y, x, peg); X mvprintw(SCORE_Y + (myturn ? 7 : 1), SCORE_X + 10, "%3d", score); X} X X/* X * cdiscard -- the computer figures out what is the best discard for X * the crib and puts the best two cards at the end X */ X Xcdiscard( mycrib ) X X BOOLEAN mycrib; X{ X CARD d[ CARDS ], h[ FULLHAND ], cb[ 2 ]; X register int i, j, k; X int nc, ns; X long sums[ 15 ]; X static int undo1[15] = {0,0,0,0,0,1,1,1,1,2,2,2,3,3,4}; X static int undo2[15] = {1,2,3,4,5,2,3,4,5,3,4,5,4,5,5}; X X makedeck( d ); X nc = CARDS; X for( i = 0; i < knownum; i++ ) { /* get all other cards */ X remove( known[i], d, nc-- ); X } X for( i = 0; i < 15; i++ ) sums[i] = 0L; X ns = 0; X for( i = 0; i < (FULLHAND - 1); i++ ) { X cb[0] = chand[i]; X for( j = i + 1; j < FULLHAND; j++ ) { X cb[1] = chand[j]; X for( k = 0; k < FULLHAND; k++ ) h[k] = chand[k]; X remove( chand[i], h, FULLHAND ); X remove( chand[j], h, FULLHAND - 1 ); X for( k = 0; k < nc; k++ ) { X sums[ns] += scorehand( h, d[k], CINHAND, TRUE, FALSE ); X if( mycrib ) sums[ns] += adjust( cb, d[k] ); X else sums[ns] -= adjust( cb, d[k] ); X } X ++ns; X } X } X j = 0; X for( i = 1; i < 15; i++ ) if( sums[i] > sums[j] ) j = i; X for( k = 0; k < FULLHAND; k++ ) h[k] = chand[k]; X remove( h[ undo1[j] ], chand, FULLHAND ); X remove( h[ undo2[j] ], chand, FULLHAND - 1 ); X chand[4] = h[ undo1[j] ]; X chand[5] = h[ undo2[j] ]; X} X X X X/* X * returns true if some card in hand can be played without exceeding 31 X */ X Xanymove( hand, n, sum ) X X CARD hand[]; X int n; X int sum; X{ X register int i, j; X X if( n < 1 ) return( FALSE ); X j = hand[0].rank; X for( i = 1; i < n; i++ ) { X if( hand[i].rank < j ) j = hand[i].rank; X } X return( sum + VAL( j ) <= 31 ); X} X X X X/* X * anysumto returns the index (0 <= i < n) of the card in hand that brings X * the s up to t, or -1 if there is none X */ X Xanysumto( hand, n, s, t ) X X CARD hand[]; X int n; X int s, t; X{ X register int i; X X for( i = 0; i < n; i++ ) { X if( s + VAL( hand[i].rank ) == t ) return( i ); X } X return( -1 ); X} X X X X X/* X * return the number of cards in h having the given rank value X */ X Xnumofval( h, n, v ) X X CARD h[]; X int n; X int v; X{ X register int i, j; X X j = 0; X for( i = 0; i < n; i++ ) { X if( VAL( h[i].rank ) == v ) ++j; X } X return( j ); X} X X X X/* X * makeknown remembers all n cards in h for future recall X */ X Xmakeknown( h, n ) X X CARD h[]; X int n; X{ X register int i; X X for( i = 0; i < n; i++ ) { X known[ knownum++ ] = h[i]; X } X} X END_OF_support.c if test 6894 -ne `wc -c <support.c`; then echo shar: \"support.c\" unpacked with wrong size! fi # end of overwriting check fi echo shar: End of archive 2 $of 2$. cp /dev/null ark2isdone MISSING="" for I in 1 2 ; do if test ! -f ark${I}isdone ; then MISSING="${MISSING} ${I}" fi done if test "${MISSING}" = "" ; then echo You have unpacked both archives. rm -f ark[1-9]isdone else echo You still need to unpack the following archives: echo " " ${MISSING} fi ## End of shell archive. exit 0