Function kwsysProcessCleanup

Source/kwsys/ProcessWin32.c:1855–1936

Close all handles created by kwsysProcess_Execute. */

/* Close all handles created by kwsysProcess_Execute.  */
void kwsysProcessCleanup(kwsysProcess* cp, DWORD error)
{
  int i;
  /* If this is an error case, report the error.  */
  if (error) {
    /* Construct an error message if one has not been provided already.  */
    if (cp->ErrorMessage[0] == 0) {
      /* Format the error message.  */
      wchar_t err_msg[KWSYSPE_PIPE_BUFFER_SIZE];
      DWORD length = FormatMessageW(
        FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, 0, error,
        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), err_msg,
        KWSYSPE_PIPE_BUFFER_SIZE, 0);
      if (length < 1) {
        /* FormatMessage failed.  Use a default message.  */
        snprintf(cp->ErrorMessage, KWSYSPE_PIPE_BUFFER_SIZE,
                 "Process execution failed with error 0x%lX.  "
                 "FormatMessage failed with error 0x%lX",
                 error, GetLastError());
      }
      if (!WideCharToMultiByte(CP_UTF8, 0, err_msg, -1, cp->ErrorMessage,
                               KWSYSPE_PIPE_BUFFER_SIZE, NULL, NULL)) {
        /* WideCharToMultiByte failed.  Use a default message.  */
        snprintf(cp->ErrorMessage, KWSYSPE_PIPE_BUFFER_SIZE,
                 "Process execution failed with error 0x%lX.  "
                 "WideCharToMultiByte failed with error 0x%lX",
                 error, GetLastError());
      }
    }

    /* Remove trailing period and newline, if any.  */
    kwsysProcessCleanErrorMessage(cp);

    /* Set the error state.  */
    cp->State = kwsysProcess_State_Error;

    /* Cleanup any processes already started in a suspended state.  */
    if (cp->ProcessInformation) {
      for (i = 0; i < cp->NumberOfCommands; ++i) {
        if (cp->ProcessInformation[i].hProcess) {
          TerminateProcess(cp->ProcessInformation[i].hProcess, 255);
          WaitForSingleObject(cp->ProcessInformation[i].hProcess, INFINITE);
        }
      }
      for (i = 0; i < cp->NumberOfCommands; ++i) {
        /* Remove from global list of processes and close handles.  */
        kwsysProcessesRemove(cp->ProcessInformation[i].hProcess);
        kwsysProcessCleanupHandle(&cp->ProcessInformation[i].hThread);
        kwsysProcessCleanupHandle(&cp->ProcessInformation[i].hProcess);
      }
    }

    /* Restore the working directory.  */
    if (cp->RealWorkingDirectory) {
      SetCurrentDirectoryW(cp->RealWorkingDirectory);
    }
  }