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Fix the copy constructor and assignement operator for ModuleList to be thread safe.

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llvm-svn: 159285
This commit is contained in:
Greg Clayton
2012-06-27 19:59:26 +00:00
parent 89d4f338a7
commit 8921ce8396
1 changed files with 7 additions and 2 deletions
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9
lldb/source/Core/ModuleList.cpp
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@@ -37,8 +37,12 @@ ModuleList::ModuleList() :
// Copy constructor
//----------------------------------------------------------------------
ModuleList::ModuleList(const ModuleList& rhs) :
m_modules(rhs.m_modules)
m_modules(),
m_modules_mutex (Mutex::eMutexTypeRecursive)
{
Mutex::Locker lhs_locker(m_modules_mutex);
Mutex::Locker rhs_locker(rhs.m_modules_mutex);
m_modules = rhs.m_modules;
}
//----------------------------------------------------------------------
@@ -49,7 +53,8 @@ ModuleList::operator= (const ModuleList& rhs)
{
if (this != &rhs)
{
Mutex::Locker locker(m_modules_mutex);
Mutex::Locker lhs_locker(m_modules_mutex);
Mutex::Locker rhs_locker(rhs.m_modules_mutex);
m_modules = rhs.m_modules;
}
return *this;