diff options
Diffstat (limited to 'FICS')
| -rw-r--r-- | FICS/gameproc.c | 61 |
1 files changed, 34 insertions, 27 deletions
diff --git a/FICS/gameproc.c b/FICS/gameproc.c index 38c7849..b386090 100644 --- a/FICS/gameproc.c +++ b/FICS/gameproc.c @@ -753,34 +753,41 @@ GetFENpos(int g, int half_move) return ((char *)garray[g].moveList[half_move].FENpos); } -int CheckRepetition (int p, int g) +PRIVATE int +CheckRepetition(int p, int g) { - int move_num; - int flag1 = 1, flag2 = 1; - char *pos1 = GetFENpos (g, garray[g].numHalfMoves - 1); - char *pos2 = GetFENpos (g, garray[g].numHalfMoves); - char *pos; - - if (garray[g].numHalfMoves < 8) /* can't have three repeats any quicker. */ - return 0; - - for (move_num = garray[g].game_state.lastIrreversable; - move_num < garray[g].numHalfMoves - 1; move_num++) { - pos = GetFENpos (g, move_num); - if (strlen(pos1) == strlen(pos) && !strcmp(pos1, pos)) - flag1++; - if (strlen(pos2) == strlen(pos) && !strcmp(pos2, pos)) - flag2++; - } - if (flag1 >= 3 || flag2 >= 3) { - if (player_find_pendfrom(p, parray[p].opponent, PEND_DRAW) >= 0) { - player_remove_request(parray[p].opponent, p, PEND_DRAW); - player_decline_offers(p, -1, -1); - } - game_ended(g, (garray[g].white == p) ? BLACK : WHITE, END_REPETITION); - return 1; - } - else return 0; + char *pos1 = GetFENpos(g, garray[g].numHalfMoves - 1); + char *pos2 = GetFENpos(g, garray[g].numHalfMoves); + char *pos; + int flag1 = 1, flag2 = 1; + int move_num; + + if (garray[g].numHalfMoves < 8) // Can't have three repeats any quicker. + return 0; + + for (move_num = garray[g].game_state.lastIrreversable; + move_num < garray[g].numHalfMoves - 1; + move_num++) { + pos = GetFENpos(g, move_num); + + if (strlen(pos1) == strlen(pos) && !strcmp(pos1, pos)) + flag1++; + if (strlen(pos2) == strlen(pos) && !strcmp(pos2, pos)) + flag2++; + } + + if (flag1 >= 3 || flag2 >= 3) { + if (player_find_pendfrom(p, parray[p].opponent, PEND_DRAW) + >= 0) { + player_remove_request(parray[p].opponent, p, PEND_DRAW); + player_decline_offers(p, -1, -1); + } + + game_ended(g, (garray[g].white == p ? BLACK : WHITE), + END_REPETITION); + return 1; + } else + return 0; } PUBLIC int |