+ if (!gs_procmap) gs_procmap = new wxProcMap();
+ (*gs_procmap)[fd] = proc_data;
+ return 1;
+}
+
+void wxCheckForFinishedChildren()
+{
+ wxProcMap::iterator it;
+ if (!gs_procmap) return;
+ if (gs_procmap->size() == 0) {
+ // Map empty, delete it.
+ delete gs_procmap;
+ gs_procmap = NULL;
+ return;
+ }
+ for (it = gs_procmap->begin();it != gs_procmap->end(); ++it)
+ {
+ wxEndProcessData *proc_data = it->second;
+ int pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid);
+ int status = 0;
+ // has the process really terminated?
+ int rc = waitpid(pid, &status, WNOHANG);
+ if (rc == 0)
+ continue; // no, it didn't exit yet, continue waiting
+
+ // set exit code to -1 if something bad happened
+ proc_data->exitcode = rc != -1 && WIFEXITED(status) ?
+ WEXITSTATUS(status) : -1;
+
+ // child exited, end waiting
+ close(it->first);
+
+ // don't call us again!
+ gs_procmap->erase(it->first);
+
+ wxHandleProcessTermination(proc_data);
+
+ // Iterator is invalid. Handle any further children in subsequent
+ // calls.
+ break;
+ }