css: change to be a list

Without changing the default behaviour of including
/cgit.css if nothing declared, allow the "css" config
to be given multiple times listing one or more
alternative URL paths to be included in the document
head area.

Signed-off-by: Andy Green <andy@warmcat.com>
Signed-off-by: Christian Hesse <mail@eworm.de>

1 files changed, 18 insertions, 3 deletions

diff --git a/ui-shared.c b/ui-shared.c
index 3afa15e..1251c9a 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -768,6 +768,18 @@ static void print_rel_vcs_link(const char *url)
         html(" Git repository'/>\n");
 }
 
+static int emit_css_link(struct string_list_item *s, void *arg)
+{
+        html("<link rel='stylesheet' type='text/css' href='");
+        if (s)
+                html_attr(s->string);
+        else
+                html_attr((const char *)arg);
+        html("'/>\n");
+
+        return 0;
+}
+
 void cgit_print_docstart(void)
 {
         char *host = cgit_hosturl();
@@ -787,9 +799,12 @@ void cgit_print_docstart(void)
         htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
         if (ctx.cfg.robots && *ctx.cfg.robots)
                 htmlf("<meta name='robots' content='%s'/>\n", ctx.cfg.robots);
-        html("<link rel='stylesheet' type='text/css' href='");
-        html_attr(ctx.cfg.css);
-        html("'/>\n");
+
+        if (ctx.cfg.css.items)
+                for_each_string_list(&ctx.cfg.css, emit_css_link, NULL);
+        else
+                emit_css_link(NULL, "/cgit.css");
+
         if (ctx.cfg.favicon) {
                 html("<link rel='shortcut icon' href='");
                 html_attr(ctx.cfg.favicon);