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Merge pull request #11828 from liamwhite/setthreadescription 

common: use SetThreadDescription API for thread names
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liamwhite 2023-10-21 18:22:04 -04:00 committed by GitHub
parent 4b06bcc82c 59b62c6507
commit 13beb85514
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1 changed files with 2 additions and 22 deletions
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24
src/common/thread.cpp
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@ -11,6 +11,7 @@
#include <mach/mach.h> #include <mach/mach.h>
#elif defined(_WIN32) #elif defined(_WIN32)
#include <windows.h> #include <windows.h>
#include "common/string_util.h"
#else #else
#if defined(__Bitrig__) || defined(__DragonFly__) || defined(__FreeBSD__) || defined(__OpenBSD__) #if defined(__Bitrig__) || defined(__DragonFly__) || defined(__FreeBSD__) || defined(__OpenBSD__)
#include <pthread_np.h> #include <pthread_np.h>
@ -82,29 +83,8 @@ void SetCurrentThreadPriority(ThreadPriority new_priority) {
#ifdef _MSC_VER #ifdef _MSC_VER
// Sets the debugger-visible name of the current thread. // Sets the debugger-visible name of the current thread.
// Uses trick documented in:
// https://docs.microsoft.com/en-us/visualstudio/debugger/how-to-set-a-thread-name-in-native-code
void SetCurrentThreadName(const char* name) { void SetCurrentThreadName(const char* name) {
static const DWORD MS_VC_EXCEPTION = 0x406D1388; SetThreadDescription(GetCurrentThread(), UTF8ToUTF16W(name).data());
#pragma pack(push, 8)
struct THREADNAME_INFO {
DWORD dwType; // must be 0x1000
LPCSTR szName; // pointer to name (in user addr space)
DWORD dwThreadID; // thread ID (-1=caller thread)
DWORD dwFlags; // reserved for future use, must be zero
} info;
#pragma pack(pop)
info.dwType = 0x1000;
info.szName = name;
info.dwThreadID = std::numeric_limits<DWORD>::max();
info.dwFlags = 0;
__try {
RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR*)&info);
} __except (EXCEPTION_CONTINUE_EXECUTION) {
}
} }
#else // !MSVC_VER, so must be POSIX threads #else // !MSVC_VER, so must be POSIX threads