puzzles: full help system

- embeds the upstream halibut documentation for plugin use

- currently every plugin has a copy of the help text, but in the
  future a centralized system using overlays might be better

Change-Id: Idb6eb9accc2fa786a4c6bc2b704e7cf5fd3f78dd

1 files changed, 7 insertions, 0 deletions

diff --git a/apps/plugins/puzzles/help.h b/apps/plugins/puzzles/help.h
new file mode 100644
index 0000000000..e97fe870bf
--- /dev/null
+++ b/apps/plugins/puzzles/help.h
@@ -0,0 +1,7 @@
+/* defined in helpcontent.c */
+
+extern int help_chapteroffsets[], help_maxlen, help_numchapters;
+extern const char help_text[];
+
+/* in help.c */
+void full_help(const char *name);