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Remove the GetProcessId() call from Win32/Program.inc, take 2.

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GetProcessId() was introduced only in Windows XP, and we want to support earlier
versions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82548 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov 2009-09-22 15:40:32 +00:00
parent 460a786b34
commit 92d32367ef
1 changed files with 23 additions and 9 deletions
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32
lib/System/Win32/Program.inc
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@ -22,6 +22,13 @@
//=== and must not be UNIX code //=== and must not be UNIX code
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
namespace {
struct Win32ProcessInfo {
HANDLE hProcess;
DWORD dwProcessId;
};
}
namespace llvm { namespace llvm {
using namespace sys; using namespace sys;
@ -29,15 +36,16 @@ Program::Program() : Data_(0) {}
Program::~Program() { Program::~Program() {
if (Data_) { if (Data_) {
HANDLE hProcess = reinterpret_cast<HANDLE>(Data_); Win32ProcessInfo* wpi = reinterpret_cast<Win32ProcessInfo*>(Data_);
CloseHandle(hProcess); CloseHandle(wpi->hProcess);
delete wpi;
Data_ = 0; Data_ = 0;
} }
} }
unsigned Program::GetPid() const { unsigned Program::GetPid() const {
HANDLE hProcess = reinterpret_cast<HANDLE>(Data_); Win32ProcessInfo* wpi = reinterpret_cast<Win32ProcessInfo*>(Data_);
return GetProcessId(hProcess); return wpi->dwProcessId;
} }
// This function just uses the PATH environment variable to find the program. // This function just uses the PATH environment variable to find the program.
@ -138,8 +146,9 @@ Program::Execute(const Path& path,
unsigned memoryLimit, unsigned memoryLimit,
std::string* ErrMsg) { std::string* ErrMsg) {
if (Data_) { if (Data_) {
HANDLE hProcess = reinterpret_cast<HANDLE>(Data_); Win32ProcessInfo* wpi = reinterpret_cast<Win32ProcessInfo*>(Data_);
CloseHandle(Data_); CloseHandle(wpi->hProcess);
delete wpi;
Data_ = 0; Data_ = 0;
} }
@ -269,7 +278,10 @@ Program::Execute(const Path& path,
path.str() + "'"); path.str() + "'");
return false; return false;
} }
Data_ = reinterpret_cast<void*>(pi.hProcess); Win32ProcessInfo* wpi = new Win32ProcessInfo;
wpi->hProcess = pi.hProcess;
wpi->dwProcessId = pi.dwProcessId;
Data_ = wpi;
// Make sure these get closed no matter what. // Make sure these get closed no matter what.
AutoHandle hThread(pi.hThread); AutoHandle hThread(pi.hThread);
@ -310,7 +322,8 @@ Program::Wait(unsigned secondsToWait,
return -1; return -1;
} }
HANDLE hProcess = reinterpret_cast<HANDLE>(Data_); Win32ProcessInfo* wpi = reinterpret_cast<Win32ProcessInfo*>(Data_);
HANDLE hProcess = wpi->hProcess;
// Wait for the process to terminate. // Wait for the process to terminate.
DWORD millisecondsToWait = INFINITE; DWORD millisecondsToWait = INFINITE;
@ -346,7 +359,8 @@ Program::Kill(std::string* ErrMsg) {
return true; return true;
} }
HANDLE hProcess = reinterpret_cast<HANDLE>(Data_); Win32ProcessInfo* wpi = reinterpret_cast<Win32ProcessInfo*>(Data_);
HANDLE hProcess = wpi->hProcess;
if (TerminateProcess(hProcess, 1) == 0) { if (TerminateProcess(hProcess, 1) == 0) {
MakeErrMsg(ErrMsg, "The process couldn't be killed!"); MakeErrMsg(ErrMsg, "The process couldn't be killed!");
return true; return true;