From 5fcf57739e68a8b5053e03778aaee0eed445babd Mon Sep 17 00:00:00 2001
From: Benji Dial <benji6283@gmail.com>
Date: Thu, 11 Mar 2021 22:00:22 -0500
Subject: settings editor, and lots of changes in service of that

---
 src/kernel/settings.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/kernel/settings.c')

diff --git a/src/kernel/settings.c b/src/kernel/settings.c
index 699196b..419341a 100644
--- a/src/kernel/settings.c
+++ b/src/kernel/settings.c
@@ -36,6 +36,11 @@ struct main_entry {
 static file_id_t fid;
 static uint32_t main_end;
 
+void close_settings() {
+  drives->free_file(drives, fid);
+  fid = 0;
+}
+
 void init_settings() {
   fid = drives->get_file(drives, SETTINGS_FILE);
   if (!fid)
@@ -47,6 +52,9 @@ void init_settings() {
 }
 
 bool try_find_setting(const char *name, struct main_entry *entry_out) {
+  if (!fid)
+    PANIC("setting requested after settings file closed");
+
   uint16_t name_len = 0;
   while (name[name_len])
     if (++name_len == 256)
-- 
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