From d727326ebad8aadb9454dd50621b8e571f87c59f Mon Sep 17 00:00:00 2001
From: robertl <robertl>
Date: Thu, 19 Jul 2007 16:39:59 +0000
Subject: [PATCH] Add error if inputting from a style file without IFIELDs.

---
 csv_util.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/csv_util.c b/csv_util.c
index a5d52ffe7..81b833b76 100644
--- a/csv_util.c
+++ b/csv_util.c
@@ -1091,6 +1091,10 @@ xcsv_data_read(void)
             s = buff;
             s = csv_lineparse(s, xcsv_file.field_delimiter, "", linecount);
 
+	    if (QUEUE_EMPTY(&xcsv_file.ifield)) {
+		fatal(MYNAME ": attempt to read, but style '%s' has no IFIELDs in it.\n", xcsv_file.description? xcsv_file.description : "unknown");
+	    }
+
             /* reset the ifield queue */
             elem = QUEUE_FIRST(&xcsv_file.ifield);
 
-- 
2.30.2