From b68eba3bf308c44d9807093f71d45273b44824df Mon Sep 17 00:00:00 2001
From: liquidraver <504870+liquidraver@users.noreply.github.com>
Date: Thu, 16 Jul 2026 14:38:25 +0200
Subject: [PATCH] sync with vanilla dev

---
 zephcore/helpers/RegionMap.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/zephcore/helpers/RegionMap.cpp b/zephcore/helpers/RegionMap.cpp
index adbd873..22c63c8 100644
--- a/zephcore/helpers/RegionMap.cpp
+++ b/zephcore/helpers/RegionMap.cpp
@@ -57,13 +57,15 @@ bool RegionMap::load(const char* path) {
         while (num_regions < MAX_REGION_ENTRIES) {
             auto r = &regions[num_regions];
 
-            success = fs_read(&file, &r->id, sizeof(r->id)) == sizeof(r->id);
+            ssize_t n = fs_read(&file, &r->id, sizeof(r->id));
+            if (n == 0) break;  // clean EOF
+            success = (n == sizeof(r->id));
             success = success && fs_read(&file, &r->parent, sizeof(r->parent)) == sizeof(r->parent);
             success = success && fs_read(&file, r->name, sizeof(r->name)) == sizeof(r->name);
             success = success && fs_read(&file, &r->flags, sizeof(r->flags)) == sizeof(r->flags);
             success = success && fs_read(&file, pad, sizeof(pad)) == sizeof(pad);
 
-            if (!success) break;  // EOF
+            if (!success) break;  // partial read or corruption
 
             if (r->id >= next_id) {   // make sure next_id is valid
                 next_id = r->id + 1;
@@ -73,7 +75,7 @@ bool RegionMap::load(const char* path) {
     }
     fs_close(&file);
     LOG_INF("Loaded %d regions from %s", num_regions, filepath);
-    return true;
+    return success;
 }
 
 bool RegionMap::save(const char* path) {