Fix local feature read for arena mode (no read if base == 0)

2010-04-27 00:17:53 +02:00 · 2010-04-27 00:17:53 +02:00 · 06ce1c7225
parent 41268470b6
commit 06ce1c7225
1 changed files with 2 additions and 0 deletions
--- a/dfhack/modules/Maps.cpp
+++ b/dfhack/modules/Maps.cpp
@ -702,6 +702,8 @@ bool Maps::ReadLocalFeatures( std::map <planecoord, std::vector<t_feature *> > &
    memory_info * mem = p->getDescriptor();
    // deref pointer to the humongo-structure
    uint32_t base = p->readDWord(mem->getAddress("local_feature_start_ptr"));
+    if(!base)
+        return false;
    uint32_t sizeof_vec = mem->getHexValue("sizeof_vector");
    const uint32_t sizeof_elem = 16;
    const uint32_t offset_elem = 4;