From 8af173e8da2ad28aadde5e58ece84d9c448cfe5f Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@live.co.uk>
Date: Fri, 3 Dec 2010 20:28:15 +0000
Subject: [PATCH] more informative error message

---
 bcftools/bcf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bcftools/bcf.c b/bcftools/bcf.c
index 6e45695..b749847 100644
--- a/bcftools/bcf.c
+++ b/bcftools/bcf.c
@@ -106,7 +106,7 @@ int bcf_sync(bcf1_t *b)
 	for (p = b->str, n = 0; p < b->str + b->l_str; ++p)
 		if (*p == 0 && p+1 != b->str + b->l_str) tmp[n++] = p + 1;
 	if (n != 5) {
-		fprintf(stderr, "[%s] incorrect number of fields (%d != 5). Corrupted file?\n", __func__, n);
+		fprintf(stderr, "[%s] incorrect number of fields (%d != 5) at %d:%d\n", __func__, n, b->tid, b->pos);
 		return -1;
 	}
 	b->ref = tmp[0]; b->alt = tmp[1]; b->flt = tmp[2]; b->info = tmp[3]; b->fmt = tmp[4];
-- 
2.39.2