1 files changed, 38 insertions, 0 deletions
diff --git a/list.c b/list.c
new file mode 100644
index 0000000..9438c7e
--- /dev/null
+++ b/list.c
@@ -0,0 +1,38 @@
+/*
+ * list.c: List of puzzles.
+ */
+
+#include "puzzles.h"
+
+/*
+ * The available games can be most easily enumerated by searching
+ * for the line in each game source file saying "#define thegame
+ * <gamename>". Hence, the following piece of shell/Perl should
+ * regenerate this list automatically:
+
+perl -ne '/^#define thegame (\S+)/ and $1 ne "nullgame" and print "extern const game $1;\n"' *.c
+echo -e '\nconst game *gamelist[] = {'
+perl -ne '/^#define thegame (\S+)/ and $1 ne "nullgame" and print "    &$1,\n"' *.c
+echo -e '};\n\nconst int gamecount = lenof(gamelist);'
+
+ */
+
+extern const game cube;
+extern const game fifteen;
+extern const game net;
+extern const game netslide;
+extern const game pattern;
+extern const game rect;
+extern const game sixteen;
+
+const game *gamelist[] = {
+    &cube,
+    &fifteen,
+    &net,
+    &netslide,
+    &pattern,
+    &rect,
+    &sixteen,
+};
+
+const int gamecount = lenof(gamelist);