ossp-pkg/as/as-gui/as_sfile.cpp 1.1 -> 1.2
--- as_sfile.cpp 2003/02/08 18:10:09 1.1
+++ as_sfile.cpp 2003/02/13 21:32:36 1.2
@@ -48,14 +48,16 @@
Q_ASSERT(!this->exists()); // Conditionally short circuit
Fname = this->name(); // Copy filename from original
Filein.setName(Fname); // Set filename of original
- Filein.open(IO_ReadOnly); // Open original read-only
- Filebak.setName(Fname + ".bak"); // Set filename of backup
- Filebak.open(IO_WriteOnly); // Open backup write-only
- Streamin.setDevice(&Filein); // Set incoming stream
- Streambak.setDevice(&Filebak); // Set outgoing stream
- Streambak << Streamin.read(); // Do actual writing
- Filein.close(); // Close original
- Filebak.close(); // Close backup
+ if (Filein.exists()) { // Can only backup an existing file
+ Filein.open(IO_ReadOnly); // Open original read-only
+ Filebak.setName(Fname + ".bak"); // Set filename of backup
+ Filebak.open(IO_WriteOnly); // Open backup write-only
+ Streamin.setDevice(&Filein); // Set incoming stream
+ Streambak.setDevice(&Filebak); // Set outgoing stream
+ Streambak << Streamin.read(); // Do actual writing
+ Filein.close(); // Close original
+ Filebak.close(); // Close backup
+ }
}
catch (Genexcept& Genex) {
Genex.reportErr();
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