about: always ensure page has a trailing slash

Otherwise we can't easily embed links to other /about/ pages.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

1 files changed, 10 insertions, 2 deletions

@@ -44,6 +44,12 @@ static void about_fn(void)
                 cgit_print_site_readme();
 }
 
+static void about_pre(void)
+{
+        if (ctx.repo && !ctx.qry.path && ctx.qry.url[strlen(ctx.qry.url) - 1] != '/')
+                cgit_redirect(fmtalloc("%s/", cgit_currenturl()), true);
+}
+
 static void blob_fn(void)
 {
         cgit_print_blob(ctx.qry.sha1, ctx.qry.path, ctx.qry.head, 0);
@@ -136,15 +142,17 @@ static void tree_fn(void)
         cgit_print_tree(ctx.qry.sha1, ctx.qry.path);
 }
 
+#define def_cmp(name, want_repo, want_layout, want_vpath, is_clone) \
+        {#name, name##_fn, name##_pre, want_repo, want_layout, want_vpath, is_clone}
 #define def_cmd(name, want_repo, want_layout, want_vpath, is_clone) \
-        {#name, name##_fn, want_repo, want_layout, want_vpath, is_clone}
+        {#name, name##_fn, NULL, want_repo, want_layout, want_vpath, is_clone}
 
 struct cgit_cmd *cgit_get_cmd(void)
 {
         static struct cgit_cmd cmds[] = {
                 def_cmd(HEAD, 1, 0, 0, 1),
                 def_cmd(atom, 1, 0, 0, 0),
-                def_cmd(about, 0, 1, 0, 0),
+                def_cmp(about, 0, 1, 0, 0),
                 def_cmd(blob, 1, 0, 0, 0),
                 def_cmd(commit, 1, 1, 1, 0),
                 def_cmd(diff, 1, 1, 1, 0),