+
+/****************************************************************************
+wait for a process to exit, calling io_flush while waiting
+****************************************************************************/
+void wait_process(pid_t pid, int *status)
+{
+ while (waitpid(pid, status, WNOHANG) == 0) {
+ msleep(20);
+ io_flush();
+ }
+
+ /* TODO: If the child exited on a signal, then log an
+ * appropriate error message. Perhaps we should also accept a
+ * message describing the purpose of the child. Also indicate
+ * this to the caller so that thhey know something went
+ * wrong. */
+ *status = WEXITSTATUS(*status);
+}
+