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# HG changeset patch
# User Tom Ritter <tom@mozilla.com>
# Date 1516389982 21600
# Fri Jan 19 13:26:22 2018 -0600
# Node ID 3ca7306d73ebc1ce47ccdc62ee8cbb69a9bfbb2c
# Parent 6aa6c7d894609140ccde2e9e50eba8c25a9caeb5
This function is a technique to name a thread for debugging purposes,
and it always throws an exception (and then continues). On MinGW
we don't want it to throw an exception, so we do nothing.
This means on MinGW we won't get nice thread naming during debugging,
but we'll limp along.
MozReview-Commit-ID: JRKY4wp7sdu
diff --git a/security/sandbox/chromium/base/threading/platform_thread_win.cc b/security/sandbox/chromium/base/threading/platform_thread_win.cc
--- a/security/sandbox/chromium/base/threading/platform_thread_win.cc
+++ b/security/sandbox/chromium/base/threading/platform_thread_win.cc
@@ -32,27 +32,30 @@ typedef struct tagTHREADNAME_INFO {
} THREADNAME_INFO;
// The SetThreadDescription API was brought in version 1607 of Windows 10.
typedef HRESULT(WINAPI* SetThreadDescription)(HANDLE hThread,
PCWSTR lpThreadDescription);
// This function has try handling, so it is separated out of its caller.
void SetNameInternal(PlatformThreadId thread_id, const char* name) {
+ //This function is only used for debugging purposes, as you can find by its caller
+#ifndef __MINGW32__
THREADNAME_INFO info;
info.dwType = 0x1000;
info.szName = name;
info.dwThreadID = thread_id;
info.dwFlags = 0;
__try {
RaiseException(kVCThreadNameException, 0, sizeof(info)/sizeof(DWORD),
reinterpret_cast<DWORD_PTR*>(&info));
} __except(EXCEPTION_CONTINUE_EXECUTION) {
}
+#endif
}
struct ThreadParams {
PlatformThread::Delegate* delegate;
bool joinable;
ThreadPriority priority;
};