--- libaitio/src/exec.c	2013/12/08 20:43:22	1.1.2.14
+++ libaitio/src/exec.c	2013/12/12 09:04:22	1.1.2.17
@@ -217,6 +217,7 @@ io_progOpen(prog_t * __restrict prg, u_int execNum)
 				break;
 			} else
 				array_Set(prg->prog_fds, i, f);
+			clrbit(prg->prog_used, i);
 			prg->prog_cnum++;
 			ret++;
 		}
@@ -230,7 +231,8 @@ io_progOpen(prog_t * __restrict prg, u_int execNum)
  *
  * @prg = program pool
  * @toNum = execute to number of programs (0 max)
- * return: 0 error, >0 executed programs and abs(<0) executed programs with logged error
+ * return: 0 error or nothing to do, 
+ * 	>0 executed programs and abs(<0) executed programs with logged error
  */
 int
 io_progGrow(prog_t * __restrict prg, u_int toNum)
@@ -243,7 +245,12 @@ io_progGrow(prog_t * __restrict prg, u_int toNum)
 	}
 	if (!toNum)
 		toNum = prg->prog_maxn;
+	if (toNum < prg->prog_inin)
+		toNum = prg->prog_inin;
 
+	if ((toNum - prg->prog_cnum) < 1)
+		return 0;
+
 	return io_progOpen(prg, toNum - prg->prog_cnum);
 }
 
@@ -301,10 +308,11 @@ io_progVacuum(prog_t * __restrict prg, u_int toNum)
  * io_progCheck() - Check exit status of program pool
  *
  * @prg = program pool
+ * @re = resurrect program
  * return: -1 error or >-1 exited programs
  */
 int
-io_progCheck(prog_t * __restrict prg)
+io_progCheck(prog_t * __restrict prg, int re)
 {
 	int ret = 0;
 	struct tagPIOPID *p;
@@ -323,10 +331,21 @@ io_progCheck(prog_t * __restrict prg)
 #endif
 			if (waitpid(p->pid, &p->stat, WNOHANG) > 0) {
 				clrbit(prg->prog_used, i);
+#ifdef POPEN_STREAM
+				e_pclose(array(prg->prog_fds, i, FILE*));
+#else
+				e_pclose((int) array(prg->prog_fds, i, intptr_t));
+#endif
+				array_Del(prg->prog_fds, i, 0);
+				prg->prog_cnum--;
 				ret++;
 			}
 	pthread_mutex_unlock(&prg->prog_mtx);
 
+	/* resurrect */
+	if (re && ret > 0 && prg->prog_inin - prg->prog_cnum)
+		io_progOpen(prg, prg->prog_inin - prg->prog_cnum);
+
 	return ret;
 }
 
@@ -334,6 +353,7 @@ io_progCheck(prog_t * __restrict prg)
  * io_progAttach() - Attach to open program
  *
  * @prg = program pool
+ * @newOne = Execute new one program after attach
  * return: NULL error or !=NULL attached program handle
  */
 #ifdef POPEN_STREAM
@@ -341,7 +361,7 @@ FILE *
 #else
 int
 #endif
-io_progAttach(prog_t * __restrict prg)
+io_progAttach(prog_t * __restrict prg, int newOne)
 {
 #ifdef POPEN_STREAM
 	FILE *f = NULL;
@@ -369,6 +389,10 @@ io_progAttach(prog_t * __restrict prg)
 			break;
 		}
 	pthread_mutex_unlock(&prg->prog_mtx);
+
+	/* execute new one program */
+	if (newOne && f)
+		io_progOpen(prg, 1);
 
 	return f;
 }