X-Git-Url: http://j8takagi.net/cgi-bin/gitweb.cgi?p=YACASL2.git;a=blobdiff_plain;f=include%2Fhash.h;h=9821b44b70311859b33abc1d0d8006c6058ad0e8;hp=16f02b2798c780b9f103a8a8c41c61c3dbce2be6;hb=e61dc72e2b6147837b79390486c739cbb8e9d577;hpb=1b6f0b08946e6b03cad228ede15e7f066b3680b5

diff --git a/include/hash.h b/include/hash.h
index 16f02b2..9821b44 100644
--- a/include/hash.h
+++ b/include/hash.h
@@ -1,3 +1,6 @@
+#ifndef YACASL2_HASH_INCLUDED
+#define YACASL2_HASH_INCLUDED
+
 /* ハッシュ共用体の型 */
 typedef enum {
     CHARS = 0,
@@ -15,3 +18,5 @@ typedef struct {
 
 /* ハッシュ値を取得する */
 unsigned hash(int keyc, HKEY *keyv[], int tabsize);
+
+#endif