readme: use string_list instead of space deliminations

Now this is possible in cgitrc -

readme=:README.md
readme=:readme.md
readme=:README.mkd
readme=:readme.mkd
readme=:README.rst
readme=:readme.rst
readme=:README.html
readme=:readme.html
readme=:README.htm
readme=:readme.htm
readme=:README.txt
readme=:readme.txt
readme=:README
readme=:readme
readme=:INSTALL.txt
readme=:install.txt
readme=:INSTALL
readme=:install

Suggested-by: John Keeping <john@keeping.me.uk>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/ui-shared.c b/ui-shared.c
index 519eef7..7ab2ab1 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -864,7 +864,7 @@ void cgit_print_pageheader(struct cgit_context *ctx)
                 if (ctx->repo->max_stats)
                         cgit_stats_link("stats", NULL, hc(ctx, "stats"),
                                         ctx->qry.head, ctx->qry.vpath);
-                if (ctx->repo->readme)
+                if (ctx->repo->readme.nr)
                         reporevlink("about", "about", NULL,
                                     hc(ctx, "about"), ctx->qry.head, NULL,
                                     NULL);