Initial commit; it builds, runs, and does nothing!

1 files changed, 111 insertions, 0 deletions

diff --git a/src/cgol.c b/src/cgol.c
new file mode 100644
index 0000000..b6eec4d
--- /dev/null
+++ b/src/cgol.c
@@ -0,0 +1,111 @@
+/*
+ * src/cgol.c
+ * Curses Game of Life
+ *
+ * Copyright (C) 2011 Patrick "P. J." McDermott
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <curses.h>
+
+void usage(const char *invocation);
+void init_curses();
+void init_game();
+void fini_game();
+void fini_curses();
+
+static int width, height, seedprob, genrate;
+static bool *grid_cur, *grid_next;
+
+int
+main(int argc, char **argv)
+{
+	int opt;
+
+	while ((opt = getopt(argc, argv, "w:h:s:r:n:")) != -1) {
+		switch (opt) {
+			case 'w':
+				width = atoi(optarg);
+				break;
+			case 'h':
+				height = atoi(optarg);
+				break;
+			case 's':
+				seedprob = atoi(optarg);
+				break;
+			case 'r':
+				genrate = atoi(optarg);
+				break;
+			default:
+				usage(argv[0]);
+				return 1;
+		}
+	}
+
+	init_curses();
+	init_game();
+
+	mvprintw(1, 1, "Welcome to cgol!");
+	getch();
+
+	fini_game();
+	fini_curses();
+
+	return 0;
+}
+
+void
+init_curses()
+{
+	initscr();
+	noecho();
+	raw();
+}
+
+void
+init_game()
+{
+	size_t size;
+
+	size = sizeof(bool) * width * height;
+	grid_cur = malloc(size);
+	memset(grid_cur, 0, size);
+	grid_next = malloc(size);
+	memset(grid_next, 0, size);
+}
+
+void
+fini_game()
+{
+	free(grid_cur);
+	free(grid_next);
+}
+
+void
+fini_curses()
+{
+	endwin();
+}
+
+void
+usage(const char *invocation)
+{
+	printf("Usage: %s [-w WIDTH] [-h HEIGHT] [-s SEEDPROB] [-r RATE] "
+			"[-n GENERATIONS]", invocation);
+}