Return http statuscode 404 on unknown branch

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

3 files changed, 6 insertions, 0 deletions

diff --git a/cgit.c b/cgit.c
index 64d95f9..19adadd 100644
--- a/cgit.c
+++ b/cgit.c
@@ -282,12 +282,14 @@ static int prepare_repo_cmd(struct cgit_context *ctx)
                 return 1;
         }
 
         if (get_sha1(ctx->qry.head, sha1)) {
                 tmp = xstrdup(ctx->qry.head);
                 ctx->qry.head = ctx->repo->defbranch;
+                ctx->page.status = 404;
+                ctx->page.statusmsg = "not found";
                 cgit_print_http_headers(ctx);
                 cgit_print_docstart(ctx);
                 cgit_print_pageheader(ctx);
                 cgit_print_error(fmt("Invalid branch: %s", tmp));
                 cgit_print_docend();
                 return 1;
diff --git a/cgit.h b/cgit.h
index 5f7af51..00aca4c 100644
--- a/cgit.h
+++ b/cgit.h
@@ -178,12 +178,14 @@ struct cgit_page {
         time_t expires;
         size_t size;
         char *mimetype;
         char *charset;
         char *filename;
         char *title;
+        int status;
+        char *statusmsg;
 };
 
 struct cgit_context {
         struct cgit_query qry;
         struct cgit_config cfg;
         struct cgit_repo *repo;
diff --git a/ui-shared.c b/ui-shared.c
index de77bbf..2630f23 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -453,12 +453,14 @@ void cgit_print_age(time_t t, time_t max_relative, char *format)
         htmlf("<span class='age-years'>%.0f years</span>",
               secs * 1.0 / TM_YEAR);
 }
 
 void cgit_print_http_headers(struct cgit_context *ctx)
 {
+        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);
         else if (ctx->page.mimetype)
                 htmlf("Content-Type: %s\n", ctx->page.mimetype);
         if (ctx->page.size)