diff options
Diffstat (limited to 'backgammon/common_source/allow.c')
| -rw-r--r-- | backgammon/common_source/allow.c | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/backgammon/common_source/allow.c b/backgammon/common_source/allow.c index 04eaa4cd..2c0428d4 100644 --- a/backgammon/common_source/allow.c +++ b/backgammon/common_source/allow.c @@ -1,4 +1,4 @@ -/* $NetBSD: allow.c,v 1.6 2005/07/01 01:12:39 jmc Exp $ */ +/* $NetBSD: allow.c,v 1.7 2012/10/13 18:44:14 dholland Exp $ */ /* * Copyright (c) 1980, 1993 @@ -34,7 +34,7 @@ #if 0 static char sccsid[] = "@(#)allow.c 8.1 (Berkeley) 5/31/93"; #else -__RCSID("$NetBSD: allow.c,v 1.6 2005/07/01 01:12:39 jmc Exp $"); +__RCSID("$NetBSD: allow.c,v 1.7 2012/10/13 18:44:14 dholland Exp $"); #endif #endif /* not lint */ @@ -45,67 +45,68 @@ movallow(void) { int i, m, iold; int r; + struct move *mm = &gm; - if (d0) - swap; - m = (D0 == D1 ? 4 : 2); + if (mm->d0) + mswap(mm); + m = (mm->D0 == mm->D1 ? 4 : 2); for (i = 0; i < 4; i++) - p[i] = bar; + mm->p[i] = bar; i = iold = 0; while (i < m) { if (*offptr == 15) break; - h[i] = 0; + mm->h[i] = 0; if (board[bar]) { if (i == 1 || m == 4) - g[i] = bar + cturn * D1; + mm->g[i] = bar + cturn * mm->D1; else - g[i] = bar + cturn * D0; + mm->g[i] = bar + cturn * mm->D0; if ((r = makmove(i)) != 0) { - if (d0 || m == 4) + if (mm->d0 || m == 4) break; - swap; + mswap(mm); movback(i); if (i > iold) iold = i; for (i = 0; i < 4; i++) - p[i] = bar; + mm->p[i] = bar; i = 0; } else i++; continue; } - if ((p[i] += cturn) == home) { + if ((mm->p[i] += cturn) == home) { if (i > iold) iold = i; if (m == 2 && i) { movback(i); - p[i--] = bar; - if (p[i] != bar) + mm->p[i--] = bar; + if (mm->p[i] != bar) continue; else break; } - if (d0 || m == 4) + if (mm->d0 || m == 4) break; - swap; + mswap(mm); movback(i); for (i = 0; i < 4; i++) - p[i] = bar; + mm->p[i] = bar; i = 0; continue; } if (i == 1 || m == 4) - g[i] = p[i] + cturn * D1; + mm->g[i] = mm->p[i] + cturn * mm->D1; else - g[i] = p[i] + cturn * D0; - if (g[i] * cturn > home) { + mm->g[i] = mm->p[i] + cturn * mm->D0; + if (mm->g[i] * cturn > home) { if (*offptr >= 0) - g[i] = home; + mm->g[i] = home; else continue; } - if (board[p[i]] * cturn > 0 && (r = makmove(i)) == 0) + if (board[mm->p[i]] * cturn > 0 && (r = makmove(i)) == 0) i++; } movback(i); |