diff options
Diffstat (limited to 'src/tei.c')
| -rw-r--r-- | src/tei.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/src/tei.c b/src/tei.c deleted file mode 100644 index 93c67ce..0000000 --- a/src/tei.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - ctaktei, a TEI interface to the ctak library & its computer opponent - - Copyright (C) 2021, tslil clingman - - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include <tak.h> -#include <tps.h> -#include <negamax.h> - -// Set up output function for negamax -inline void -negamax_display_progress(const uint8_t cur_depth, - const uint8_t init_depth, - const uint32_t length) { - (void)(cur_depth); - (void)(init_depth); - (void)(length); -} - -enum TEI_RETURN { TEI_QUIT, TEI_OK, TEI_FAILURE }; - -// expects ``(startpos|tps <tps>) moves <ptn>'' -static enum TEI_RETURN -parse_position_string(char *line) { - // Find the word ``moves'' - char *beg = strstr(line, "moves"); - - if (!strncasecmp(line, "tps", 3)) { - // Split the string on the space before moves - if (beg) *(beg-1) = 0; - // so that we can load it as a TPS description - load_tps(line + 4); - } else if (!strncasecmp(line, "startpos", 8)) { - reset_state(board_size); - } else { - return TEI_FAILURE; - } - - if (beg == NULL) return TEI_OK; - - // parse the PTN sequence - strtok(beg, " "); - char *ptn = strtok(NULL, " "); - while (ptn != NULL) { - if (do_ptn(ptn) != ACT_OK) return TEI_FAILURE; - ptn = strtok(NULL, " "); - } - - return TEI_OK; -} - -static enum TEI_RETURN -handle_tei(char *line) { - if (!strcmp(line, "quit")) { - return TEI_QUIT; - } if (!strcmp(line, "isready")) { - puts("readyok"); - } else if (!strncmp(line, "setoption Depth value ", 22)) { - negamax_search_depth = atoi(line + 23); - } else if (!strncmp(line, "go", 2)) { - // TODO: for now we ignore all of the parameters - float minimax = negamax_generate(); - enum ACT_RESULT r = do_ptn(negamax_ptn); - if (r != ACT_OK && r != GAME_END) return TEI_FAILURE; - printf("info score cp %f pv %s\nbestmove %s\n", - minimax, negamax_ptn, negamax_ptn); - } else if (!strncmp(line, "position", 8)) { - return parse_position_string(line + 9); - } else if (!strncmp(line, "teinewgame", 10)) { - if (line[11] != '5') return TEI_FAILURE; - const uint8_t size = line[11] - '0'; - if (size != board_size) { - negamax_free(); - reset_state(size); - negamax_init(size); - } else { - reset_state(size); - } - } - fflush(stdout); - return TEI_OK; -} - -const char* license = "ctaktei, a TEI interface to the ctak library & its computer opponent\n\ -\n\ -Copyright (C) 2021, tslil clingman\n\ -\n\ -This program comes with ABSOLUTELY NO WARRANTY; and is made available under the terms of the GNU GPL v3 license. This is free software, and you are welcome to redistribute it under certain conditions; see COPYING for details.\n"; - -int main(int argc, char **argv) { - (void)(argc); - (void)(argv); - - puts(license); - - char *line = NULL; - ssize_t read = -1; - size_t alloc_size; - - // Wait for tei - while ((read = getline(&line, &alloc_size, stdin))) { - if (read > 0 && !strncmp("tei", line, 3)) { - break; - } else return EXIT_FAILURE; - } - - if (line) free(line); - line = NULL; - - // Identify ourselves, and send the options - puts("id name ct1986"); - puts("id author tslil clingman"); - puts("option name Depth type spin default 4 min 2 max 6"); - puts("teiok"); - fflush(stdout); - - // Set default option - negamax_search_depth = 4; - negamax_init(5); - reset_state(5); - - for (int playing = 1; playing;) { - if ((read = getline(&line, &alloc_size, stdin)) > 0) { - line[read-1] = 0; - switch (handle_tei(line)) { - case TEI_FAILURE: return EXIT_FAILURE; - case TEI_QUIT: playing = 0; // fall-through - case TEI_OK: { - if (line) { - free(line); - line = NULL; - } - break; - } - } - } else { - break; - } - } - - if (line) free(line); - negamax_free(); - - return EXIT_SUCCESS; -} |