game-of-life

commit a7f420eb10d5e51045b48bda1bc749916ddc21e4
Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
Date:   Fri,  7 Mar 2014 12:16:16 +0100

First commit

Diffstat:
A
Makefile
 | 
14
++++++++++++++
A
main.c
 | 
53
+++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 67 insertions(+), 0 deletions(-)
diff --git a/Makefile b/Makefile
@@ -0,0 +1,14 @@
+CFLAGS=-Wall -pedantic -g -O2
+#LDLIBS=-lm
+
+BIN=gol
+
+$(BIN): main.o 
+	$(CC) $(CFLAGS) $(LDLIBS) $^ -o $@
+
+#main.o: file_io.h utility.h boundary.h solution.h
+#file_io.o: utility.h
+
+clean:
+	$(RM) *.o
+	$(RM) $(BIN)
diff --git a/main.c b/main.c
@@ -0,0 +1,53 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <ctype.h>
+
+#define VERSION 0.1
+
+int main(int argc, char **argv)
+{
+    int **cells;
+    int nx = 10;
+    int ny = 10;
+    int c;
+
+    while ((c = getopt(argc, argv, "hv")) != -1)
+        switch (c)
+    {
+        case 'h':
+            printf("usage: %s [OPTIONS] nx ny\n"
+                    "where nx and ny are the grid dimensions.\n"
+                    "-h\tDisplay help\n"
+                    "-v\tDisplay version information\n", argv[0]);
+            return 0;
+            break;
+        case 'v':
+            printf("%s: Conway's Game of Life,"
+                    "version %.1f\n"
+                    "Written by Anders Damsgaard, "
+                    "https://github.com/anders-dc/game-of-life\n", argv[0], VERSION);
+            return 0;
+            break;
+        case '?':
+            if (isprint(optopt))
+                fprintf(stderr, "Unknown option `-%c`.\n", optopt);
+            else
+                fprintf(stderr, "Unknown option character `\\x%x`.\n", optopt);
+            return 1;
+
+        default:
+            abort();
+    }
+
+    if (optind == argc - 2) {
+        nx = atoi(argv[optind]);
+        ny = atoi(argv[optind + 1]);
+    } 
+
+    printf("Grid dimensions: %dx%d\n", nx, ny);
+
+
+
+    return 0;
+}