Fix for SPE-688 (crash when saving zip to low disk space)

This commit is contained in:
tamasmeszaros 2018-12-13 18:49:08 +01:00
parent dd3c485965
commit a16e419138
2 changed files with 22 additions and 5 deletions

View file

@ -113,10 +113,17 @@ public:
zipstream(zipfile),
pngstream(zipstream)
{
if(!zipfile.IsOk())
if(!is_ok())
throw std::runtime_error("Cannot create zip file.");
}
~LayerWriter() {
// In case of an error (disk space full) zipstream destructor would
// crash.
pngstream.clear();
zipstream.CloseEntry();
}
inline void next_entry(const std::string& fname) {
zipstream.PutNextEntry(fname);
}
@ -129,6 +136,10 @@ public:
pngstream << arg; return *this;
}
bool is_ok() const {
return pngstream.good() && zipstream.IsOk() && zipfile.IsOk();
}
inline void close() {
zipstream.Close();
zipfile.Close();