Upgrade get_vocab_id() to handle empty strings.

[open-adventure.git] / advent.h

diff --git a/advent.h b/advent.h
index 71b281ef8460f4e93d4038b89cccbf4226f1e0df..72af32f58592371f62727ad96584e7fea9d307f9 100644 (file)
--- a/advent.h
+++ b/advent.h
@@ -20,6 +20,7 @@
 #define PANICTIME      15         // time left after closing
 #define BATTERYLIFE    2500       // turn limit increment from batteries
 #define WORD_NOT_FOUND -1         // "Word not found" flag value for the vocab hash functions.
+#define WORD_EMPTY     0          // "Word empty" flag value for the vocab hash functions
 #define CARRIED        -1         // Player is toting it
 #define READ_MODE      "rb"       // b is not needed for POSIX but harmless
 #define WRITE_MODE     "wb"       // b is not needed for POSIX but harmless