Welcome geminict!

This is a special interface to negamax_cnn1986 which is designed to
generate output for use in a CGI tak interface to be used over gemini.

Also in this commit is a reformating of the various source files to
use the traditional tab width of 8 spaces.

1 files changed, 121 insertions, 121 deletions

diff --git a/src/cttei.c b/src/cttei.c
index a663359..aae1045 100644
--- a/src/cttei.c
+++ b/src/cttei.c
@@ -1,20 +1,20 @@
 /*
-	cttei, a TEI interface to the ct library & its computer opponent
+  cttei, a TEI interface to the ct library & its computer opponent
 
-	Copyright (C) 2021, tslil clingman
+  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 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.
+  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/>.
+  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>
@@ -28,11 +28,11 @@
 // 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);
+			 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 };
@@ -40,63 +40,63 @@ 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;
+  // 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 = atoi(line + 11);
-		if (size != board_size) {
-			negamax_free();
-			reset_state(size);
-			negamax_init(size);
-		} else {
-			reset_state(size);
-		}
-	}
-	fflush(stdout);
-	return TEI_OK;
+  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 = atoi(line + 11);
+    if (size != board_size) {
+      negamax_free();
+      reset_state(size);
+      negamax_init(size);
+    } else {
+      reset_state(size);
+    }
+  }
+  fflush(stdout);
+  return TEI_OK;
 }
 
 const char* license = "cttei, a TEI interface to the ct library & its computer opponent\n\
@@ -106,58 +106,58 @@ Copyright (C) 2021, tslil clingman\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 cttei");
-	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;
-		}
+  (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 cttei");
+  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();
+  if (line) free(line);
+  negamax_free();
 
-	return EXIT_SUCCESS;
+  return EXIT_SUCCESS;
 }