3 files changed, 18 insertions, 3 deletions

diff --git a/ui-atom.c b/ui-atom.c
index a6ea3ee..e5c31d9 100644
--- a/ui-atom.c
+++ b/ui-atom.c
@@ -53,5 +53,6 @@ void add_entry(struct commit *commit, char *host)
         html("</published>\n");
         if (host) {
-                html("<link rel='alternate' type='text/html' href='http://");
+                html("<link rel='alternate' type='text/html' href='");
+                html(cgit_httpscheme());
                 html_attr(host);
                 html_attr(cgit_pageurl(ctx.repo->url, "commit", NULL));
@@ -114,5 +115,6 @@ void cgit_print_atom(char *tip, char *path, int max_count)
         html("</subtitle>\n");
         if (host) {
-                html("<link rel='alternate' type='text/html' href='http://");
+                html("<link rel='alternate' type='text/html' href='");
+                html(cgit_httpscheme());
                 html_attr(host);
                 html_attr(cgit_repourl(ctx.repo->url));
diff --git a/ui-shared.c b/ui-shared.c
index 2630f23..29036d0 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -35,4 +35,15 @@ void cgit_print_error(char *msg)
 }
 
+char *cgit_httpscheme()
+{
+        char *https;
+
+        https = getenv("HTTPS");
+        if (https != NULL && strcmp(https, "on") == 0)
+                return "https://";
+        else
+                return "http://";
+}
+
 char *cgit_hosturl()
 {
@@ -495,5 +506,6 @@ void cgit_print_docstart(struct cgit_context *ctx)
         }
         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,
diff --git a/ui-shared.h b/ui-shared.h
index 5a3821f..bff4826 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -2,4 +2,5 @@
 #define UI_SHARED_H
 
+extern char *cgit_httpscheme();
 extern char *cgit_hosturl();
 extern char *cgit_repourl(const char *reponame);