fixed timing problem with cleanup and io_flush() by using non-blocking

waitpid()

main.c

@@ -25,6 +25,19 @@ struct stats stats;
 
 extern int verbose;
 
+
+/****************************************************************************
+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) {
+		sleep(1);
+		io_flush();
+	}
+	*status = WEXITSTATUS(*status);
+}
+
 static void report(int f)
 {
 	time_t t = time(NULL);

rsync.h

@@ -510,4 +510,8 @@ size_t strlcpy(char *d, const char *s, size_t bufsize);
 size_t strlcat(char *d, const char *s, size_t bufsize);
 #endif
 
+#ifndef WEXITSTATUS
+#define	WEXITSTATUS(stat)	((int)(((stat)>>8)&0xFF))
+#endif
+
 #define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__)

util.c

@@ -929,20 +929,6 @@ char *timestring(time_t t)
 	return(TimeBuf);
 }
 
-
-/****************************************************************************
- like waitpid but does the WEXITSTATUS
-****************************************************************************/
-#ifndef WEXITSTATUS
-#define	WEXITSTATUS(stat)	((int)(((stat)>>8)&0xFF))
-#endif
-void wait_process(pid_t pid, int *status)
-{
-	waitpid(pid, status, 0);
-	*status = WEXITSTATUS(*status);
-}
-
-
 #ifdef __INSURE__
 #include <dlfcn.h>