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-rw-r--r--common/file.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/common/file.cpp b/common/file.cpp
index 2df77f1..8962401 100644
--- a/common/file.cpp
+++ b/common/file.cpp
@@ -400,6 +400,9 @@ int FileDisk::PutChar(int c)
bool FileDisk::Open(const char *filename, const char *mode)
{
+ if (*filename == 0)
+ return false;
+
strcpy(FileName, filename);
m_hFile = fopen(filename, mode);