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Make DocFileName::mangledFileName() threadsafe

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This commit is contained in:
Georg Baum 2014-07-07 22:01:58 +02:00
parent 7f1fa090e3
commit 211e1661b5
1 changed files with 4 additions and 0 deletions
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4
src/support/FileName.cpp
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@ -17,6 +17,7 @@
#include "support/filetools.h" #include "support/filetools.h"
#include "support/lassert.h" #include "support/lassert.h"
#include "support/lstrings.h" #include "support/lstrings.h"
#include "support/mutex.h"
#include "support/qstring_helpers.h" #include "support/qstring_helpers.h"
#include "support/os.h" #include "support/os.h"
#include "support/Package.h" #include "support/Package.h"
@ -929,6 +930,9 @@ string DocFileName::mangledFileName(string const & dir) const
// filename returns the same mangled name. // filename returns the same mangled name.
typedef map<string, string> MangledMap; typedef map<string, string> MangledMap;
static MangledMap mangledNames; static MangledMap mangledNames;
static Mutex mangledMutex;
// this locks both access to mangledNames and counter below
Mutex::Locker lock(&mangledMutex);
MangledMap::const_iterator const it = mangledNames.find(absFileName()); MangledMap::const_iterator const it = mangledNames.find(absFileName());
if (it != mangledNames.end()) if (it != mangledNames.end())
return (*it).second; return (*it).second;