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Backport Win32 LevelDB env from C++0x to C++

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Since the gitian mingw compiler doesn't support C++0x yet.
This commit is contained in:
Pieter Wuille 2012-09-04 23:01:03 +02:00
parent 9d503a7285
commit 9f56678fce
4 changed files with 5 additions and 5 deletions
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2
src/leveldb/build_detect_platform
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@ -112,7 +112,7 @@ case "$TARGET_OS" in
OS_WINDOWS_CROSSCOMPILE) OS_WINDOWS_CROSSCOMPILE)
PLATFORM=OS_WINDOWS PLATFORM=OS_WINDOWS
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_WINDOWS -DLEVELDB_PLATFORM_WINDOWS -DBOOST_THREAD_USE_LIB" COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_WINDOWS -DLEVELDB_PLATFORM_WINDOWS -DBOOST_THREAD_USE_LIB"
PLATFORM_CXXFLAGS="-std=c++0x" PLATFORM_CXXFLAGS=""
PLATFORM_LDFLAGS="" PLATFORM_LDFLAGS=""
PLATFORM_SHARED_CFLAGS="" PLATFORM_SHARED_CFLAGS=""
PLATFORM_SOURCES="port/port_win.cc util/env_boost.cc util/win_logger.cc" PLATFORM_SOURCES="port/port_win.cc util/env_boost.cc util/win_logger.cc"

4
src/leveldb/port/port_win.cc
View file

@ -134,7 +134,7 @@ AtomicPointer::AtomicPointer(void* v) {
} }
void* AtomicPointer::Acquire_Load() const { void* AtomicPointer::Acquire_Load() const {
void * p = nullptr; void * p = NULL;
InterlockedExchangePointer(&p, rep_); InterlockedExchangePointer(&p, rep_);
return p; return p;
} }
@ -160,7 +160,7 @@ enum InitializationState
void InitOnce(OnceType* once, void (*initializer)()) { void InitOnce(OnceType* once, void (*initializer)()) {
static_assert(Uninitialized == LEVELDB_ONCE_INIT, "Invalid uninitialized state value"); assert(Uninitialized == LEVELDB_ONCE_INIT);
InitializationState state = static_cast<InitializationState>(InterlockedCompareExchange(once, Running, Uninitialized)); InitializationState state = static_cast<InitializationState>(InterlockedCompareExchange(once, Running, Uninitialized));

2
src/leveldb/port/port_win.h
View file

@ -104,7 +104,7 @@ class AtomicPointer {
private: private:
void * rep_; void * rep_;
public: public:
AtomicPointer() : rep_(nullptr) { } AtomicPointer() : rep_(NULL) { }
explicit AtomicPointer(void* v); explicit AtomicPointer(void* v);
void* Acquire_Load() const; void* Acquire_Load() const;

2
src/leveldb/util/env_boost.cc
View file

@ -401,7 +401,7 @@ class PosixEnv : public Env {
boost::interprocess::file_lock fl(fname.c_str()); boost::interprocess::file_lock fl(fname.c_str());
BoostFileLock * my_lock = new BoostFileLock(); BoostFileLock * my_lock = new BoostFileLock();
my_lock->fl_ = std::move(fl); fl.swap(my_lock->fl_);
if (!my_lock->fl_.try_lock()) { if (!my_lock->fl_.try_lock()) {
return Status::IOError("database already in use: could not acquire exclusive lock"); return Status::IOError("database already in use: could not acquire exclusive lock");
} }