CHANGELOG.md

@@ -1,8 +1,8 @@
 # Changelog for kea-hook-runscript
 
-## unreleased
+## 1.2.0 (2019-01-24)
 
-- allow to run the script asynchronously (wait=false)
+- Allow to run the script asynchronously (by setting `wait=false`, see `README`)
 
 ## 1.1.0 (2017-10-22)
 

Makefile

@@ -5,7 +5,7 @@ KEA_LIB ?= /usr/lib
 
 OBJECTS = src/messages.o src/logger.o src/load.o src/runscript.o src/callouts.o src/version.o
 DEPS = $(OBJECTS:.o=.d)
-CXXFLAGS = -I $(KEA_INCLUDE) -fPIC -Wno-deprecated
+CXXFLAGS = -I $(KEA_INCLUDE) -fPIC -Wno-deprecated -std=c++11
 LDFLAGS = -L $(KEA_LIB) -shared -lkea-dhcpsrv -lkea-dhcp++ -lkea-hooks -lkea-log -lkea-util -lkea-exceptions
 
 kea-hook-runscript.so: $(OBJECTS)

src/load.cc

@@ -1,3 +1,4 @@
+#include <signal.h>
 #include <hooks/hooks.h>
 
 #include "logger.h"
@@ -39,6 +40,11 @@ int load(LibraryHandle& handle) {
        script_wait = wait->boolValue();
     }
 
+     /* Install signal handler for non-wait case to avoid leaving  zombie processes around */
+     if (!script_wait) {
+        signal(SIGCHLD, SIG_IGN);
+     }
+
     return 0;
 }