Author: Lars Hjemli <hjemli@gmail.com>
Be prepared for empty repositories Before this patch, cgit would segfault on repositories with no refs. Signed-off-by: Lars Hjemli <hjemli@gmail.com>
cgit.c | 10 +++++++--- ui-shared.c | 3 ++-
diff --git a/cgit.c b/cgit.c index 87950858a267f61433486fc32c9adbb8dda6e29a..cefeddfa12fb30d1c2711a79919aebb183ed5382 100644 --- a/cgit.c +++ b/cgit.c @@ -207,15 +207,19 @@ char *find_default_branch(struct cgit_repo *repo) { struct refmatch info; + char *ref; info.req_ref = repo->defbranch; info.first_ref = NULL; info.match = 0; for_each_branch_ref(find_current_ref, &info); if (info.match) - return info.req_ref; + ref = info.req_ref; else - return info.first_ref; + ref = info.first_ref; + if (ref) + ref = xstrdup(ref); + return ref; } static int prepare_repo_cmd(struct cgit_context *ctx) @@ -241,7 +245,7 @@ } ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc); if (!ctx->qry.head) { - ctx->qry.head = xstrdup(find_default_branch(ctx->repo)); + ctx->qry.head = find_default_branch(ctx->repo); ctx->repo->defbranch = ctx->qry.head; } diff --git a/ui-shared.c b/ui-shared.c index 209af6ee3acabfc77abc11dd641f2e5d09047ce7..4280a70432b0a3f7869f0a6ddfa132df0af829c7 100644 --- a/ui-shared.c +++ b/ui-shared.c @@ -518,7 +518,8 @@ url = fmt("%s/%s", url, ctx.qry.path); html_hidden("url", url); } - if (incl_head && strcmp(ctx.qry.head, ctx.repo->defbranch)) + if (incl_head && ctx.qry.head && ctx.repo->defbranch && + strcmp(ctx.qry.head, ctx.repo->defbranch)) html_hidden("h", ctx.qry.head); if (ctx.qry.sha1)