diff --git a/src/win/process.c b/src/win/process.c index c5649d3a..8ef420e6 100644 --- a/src/win/process.c +++ b/src/win/process.c @@ -45,6 +45,36 @@ typedef struct env_var { #define E_V(str) { str "=", L##str, sizeof(str), 0, 0 } +static HANDLE uv_global_job_handle_; +static uv_once_t uv_global_job_handle_init_guard_ = UV_ONCE_INIT; + + +static void uv__init_global_job_handle() { + SECURITY_ATTRIBUTES attr; + JOBOBJECT_EXTENDED_LIMIT_INFORMATION info; + + memset(&attr, 0, sizeof attr); + attr.bInheritHandle = FALSE; + + memset(&info, 0, sizeof info); + info.BasicLimitInformation.LimitFlags = + JOB_OBJECT_LIMIT_BREAKAWAY_OK | + JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK | + JOB_OBJECT_LIMIT_DIE_ON_UNHANDLED_EXCEPTION | + JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE; + + uv_global_job_handle_ = CreateJobObjectW(&attr, NULL); + if (uv_global_job_handle_ == NULL) + uv_fatal_error(GetLastError(), "CreateJobObjectW"); + + if (!SetInformationJobObject(uv_global_job_handle_, + JobObjectExtendedLimitInformation, + &info, + sizeof info)) + uv_fatal_error(GetLastError(), "SetInformationJobObject"); +} + + static uv_err_t uv_utf8_to_utf16_alloc(const char* s, WCHAR** ws_ptr) { int ws_len, r; WCHAR* ws; @@ -908,6 +938,15 @@ int uv_spawn(uv_loop_t* loop, uv_process_t* process, process->process_handle = info.hProcess; process->pid = info.dwProcessId; + /* If the process isn't spawned as detached, assign to the global job */ + /* object so windows will kill it when the parent process dies. */ + if (!(options.flags & UV_PROCESS_DETACHED)) { + uv_once(&uv_global_job_handle_init_guard_, uv__init_global_job_handle); + + if (!AssignProcessToJobObject(uv_global_job_handle_, info.hProcess)) + uv_fatal_error(GetLastError(), "AssignProcessToJobObject"); + } + /* Set IPC pid to all IPC pipes. */ for (i = 0; i < options.stdio_count; i++) { const uv_stdio_container_t* fdopt = &options.stdio[i];