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-rw-r--r--ui-shared.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/ui-shared.c b/ui-shared.c
index fea2c40..66d5b82 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -34,6 +34,17 @@ void cgit_print_error(char *msg)
 	html("</div>\n");
 }
 
+char *cgit_httpscheme()
+{
+	char *https;
+
+	https = getenv("HTTPS");
+	if (https != NULL && strcmp(https, "on") == 0)
+		return "https://";
+	else
+		return "http://";
+}
+
 char *cgit_hosturl()
 {
 	char *host, *port;
@@ -456,6 +467,10 @@ void cgit_print_age(time_t t, time_t max_relative, char *format)
 
 void cgit_print_http_headers(struct cgit_context *ctx)
 {
+	const char *method = getenv("REQUEST_METHOD");
+
+	if (ctx->page.status)
+		htmlf("Status: %d %s\n", ctx->page.status, ctx->page.statusmsg);
 	if (ctx->page.mimetype && ctx->page.charset)
 		htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype,
 		      ctx->page.charset);
@@ -468,7 +483,11 @@ void cgit_print_http_headers(struct cgit_context *ctx)
 		      ctx->page.filename);
 	htmlf("Last-Modified: %s\n", http_date(ctx->page.modified));
 	htmlf("Expires: %s\n", http_date(ctx->page.expires));
+	if (ctx->page.etag)
+		htmlf("ETag: \"%s\"\n", ctx->page.etag);
 	html("\n");
+	if (method && !strcmp(method, "HEAD"))
+		exit(0);
 }
 
 void cgit_print_docstart(struct cgit_context *ctx)
@@ -492,7 +511,8 @@ void cgit_print_docstart(struct cgit_context *ctx)
 		html("'/>\n");
 	}
 	if (host && ctx->repo) {
-		html("<link rel='alternate' title='Atom feed' href='http://");
+		html("<link rel='alternate' title='Atom feed' href='");
+		html(cgit_httpscheme());
 		html_attr(cgit_hosturl());
 		html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path,
 				       fmt("h=%s", ctx->qry.head)));