From 7ddef21705d9b99e00a4c7d234c3a7852869baf6 Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@live.co.uk>
Date: Thu, 12 Aug 2010 01:58:31 +0000
Subject: [PATCH] fixed an issue in parsing integer

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

diff --git a/bcftools/vcfout.c b/bcftools/vcfout.c
index 58f11a2..fd817f9 100644
--- a/bcftools/vcfout.c
+++ b/bcftools/vcfout.c
@@ -88,7 +88,7 @@ static double test_fisher(bcf1_t *b, const char *key, int d[4], int is_single)
 	p += 4;
 	for (i = 0; i < 4; ++i) {
 		d[i] = strtol(p, &p, 10);
-		if (errno == EINVAL || errno == ERANGE) return -2.;
+		if (d[i] == 0 && (errno == EINVAL || errno == ERANGE)) return -2.;
 		++p;
 	}
 	kt_fisher_exact(d[0], d[1], d[2], d[3], &left, &right, &two);
-- 
2.39.2