Back-patch fix for followings:

Fix bug in COPY FROM when DELIMITER is not in ASCII range.
See pgsql-bugs/pgsql-hackers discussion "COPY FROM is not 8bit clean"
around 2002/02/26 for more details -- Tatsuo Ishii

diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c
index 9508b307f1127cdcd49119a40349bb670ddd3690..d76e5b6b63428871bebac371949ab2f36a5be2ae 100644 (file)
--- a/src/backend/commands/copy.c
+++ b/src/backend/commands/copy.c
@@ -1024,7 +1024,7 @@ static char *
 CopyReadAttribute(FILE *fp, bool *isnull, char *delim, int *newline, char *null_print)
 {
        int                     c;
-       int                     delimc = delim[0];
+       int                     delimc = (unsigned char)delim[0];
 
 #ifdef MULTIBYTE
        int                     mblen;