Fix encoding conversion function bug.

See following posting for more details.

Subject: Re: [HACKERS] [BUGS] Bug #943: Server-Encoding from EUC_TW to UTF-8 doesn't
From: Tatsuo Ishii <[email protected]>
To: [email protected], [email protected]
Cc: [email protected]
Date: Sat, 12 Apr 2003 10:51:45 +0900 (JST)

diff --git a/src/backend/utils/mb/conv.c b/src/backend/utils/mb/conv.c
index 0964bdb7995706c04bda7ea2cd9e6565bd2e0b1c..f9dca01c6db911affc7bb0c05ca744225f673502 100644 (file)
--- a/src/backend/utils/mb/conv.c
+++ b/src/backend/utils/mb/conv.c
@@ -313,7 +313,7 @@ compare1(const void *p1, const void *p2)
 
        v1 = *(unsigned int *) p1;
        v2 = ((pg_utf_to_local *) p2)->utf;
-       return (v1 - v2);
+       return (v1 > v2)?1:((v1 == v2)?0:-1);
 }
 
 /*
@@ -328,7 +328,7 @@ compare2(const void *p1, const void *p2)
 
        v1 = *(unsigned int *) p1;
        v2 = ((pg_local_to_utf *) p2)->code;
-       return (v1 - v2);
+       return (v1 > v2)?1:((v1 == v2)?0:-1);
 }
 
 /*