From deb1ff232df5fc7bfc456c708a23e7c3e9b5aba5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dag-Erling=20Sm=C3=B8rgrav?= <des@FreeBSD.org>
Date: Sat, 12 May 2018 17:04:40 +0000
Subject: [PATCH] Support If-Modified-Since for https as well as http.

PR:		224426
Submitted by:	zsnafzig@edu.uwaterloo.ca
MFC after:	1 week
---
 usr.bin/fetch/fetch.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/usr.bin/fetch/fetch.c b/usr.bin/fetch/fetch.c
index a37821f5f80..2fb56aef8d3 100644
--- a/usr.bin/fetch/fetch.c
+++ b/usr.bin/fetch/fetch.c
@@ -552,9 +552,10 @@ fetch(char *URL, const char *path)
 		goto signal;
 	if (f == NULL) {
 		warnx("%s: %s", URL, fetchLastErrString);
-		if (i_flag && strcmp(url->scheme, SCHEME_HTTP) == 0
-		    && fetchLastErrCode == FETCH_OK
-		    && strcmp(fetchLastErrString, "Not Modified") == 0) {
+		if (i_flag && (strcmp(url->scheme, SCHEME_HTTP) == 0 ||
+		    strcmp(url->scheme, SCHEME_HTTPS) == 0) &&
+		    fetchLastErrCode == FETCH_OK &&
+		    strcmp(fetchLastErrString, "Not Modified") == 0) {
 			/* HTTP Not Modified Response, return OK. */
 			r = 0;
 			goto done;