From d60bd232f0c684d535740c32fb7dd93b97fedd4d Mon Sep 17 00:00:00 2001
From: Ian Barwick <ian@2ndquadrant.com>
Date: Thu, 14 Jun 2018 11:11:33 +0900
Subject: [PATCH] Enable "recovery_min_apply_delay" to be zero.

Addresses GitHub #448.
---
 configfile.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/configfile.c b/configfile.c
index 1d6795cc..76a8b542 100644
--- a/configfile.c
+++ b/configfile.c
@@ -959,12 +959,11 @@ parse_time_unit_parameter(const char *name, const char *value, char *dest, ItemL
 	char	   *ptr = NULL;
 	int			targ = strtol(value, &ptr, 10);
 
-	if (targ < 1)
+	if (targ < 0)
 	{
 		if (errors != NULL)
 		{
-			item_list_append_format(
-									errors,
+			item_list_append_format(errors,
 									_("invalid value provided for \"%s\""),
 									name);
 		}