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-rw-r--r--Source/CTest/cmProcess.cxx18
1 files changed, 17 insertions, 1 deletions
diff --git a/Source/CTest/cmProcess.cxx b/Source/CTest/cmProcess.cxx
index 09ed0a9..5c9b169 100644
--- a/Source/CTest/cmProcess.cxx
+++ b/Source/CTest/cmProcess.cxx
@@ -83,7 +83,7 @@ void cmProcess::SetCommandArguments(std::vector<std::string> const& args)
this->Arguments = args;
}
-bool cmProcess::StartProcess(uv_loop_t& loop)
+bool cmProcess::StartProcess(uv_loop_t& loop, std::vector<size_t>* affinity)
{
this->ProcessState = cmProcess::State::Error;
if (this->Command.empty()) {
@@ -138,6 +138,22 @@ bool cmProcess::StartProcess(uv_loop_t& loop)
options.stdio_count = 3; // in, out and err
options.exit_cb = &cmProcess::OnExitCB;
options.stdio = stdio;
+#if !defined(CMAKE_USE_SYSTEM_LIBUV)
+ std::vector<char> cpumask;
+ if (affinity && !affinity->empty()) {
+ cpumask.resize(static_cast<size_t>(uv_cpumask_size()), 0);
+ for (auto p : *affinity) {
+ cpumask[p] = 1;
+ }
+ options.cpumask = cpumask.data();
+ options.cpumask_size = cpumask.size();
+ } else {
+ options.cpumask = nullptr;
+ options.cpumask_size = 0;
+ }
+#else
+ static_cast<void>(affinity);
+#endif
status =
uv_read_start(pipe_reader, &cmProcess::OnAllocateCB, &cmProcess::OnReadCB);