ckdb - zombie killer

src/ckdb.c

@@ -7252,6 +7252,9 @@ int main(int argc, char **argv)
 
 	feenableexcept(FE_DIVBYZERO | FE_INVALID | FE_OVERFLOW);
 
+	// Zombie no go zone
+	signal(SIGCHLD, SIG_IGN);
+
 	global_ckp = &ckp;
 	memset(&ckp, 0, sizeof(ckp));
 	ckp.loglevel = LOG_NOTICE;

src/ckdb.h

@@ -52,7 +52,7 @@
 
 #define DB_VLOCK "1"
 #define DB_VERSION "1.0.7"
-#define CKDB_VERSION DB_VERSION"-2.109"
+#define CKDB_VERSION DB_VERSION"-2.110"
 
 #define WHERE_FFL " - from %s %s() line %d"
 #define WHERE_FFL_HERE __FILE__, __func__, __LINE__

src/ckdb_data.c

@@ -5022,6 +5022,7 @@ int check_events(EVENTS *events)
 		} else {
 			if (pid == 0) {
 				char buf1[16], buf2[16], buf3[16], buf4[16];
+				int e;
 				snprintf(buf1, sizeof(buf1), "%d", events->id);
 				snprintf(buf2, sizeof(buf2), "%d", limit);
 				snprintf(buf3, sizeof(buf3), "%d", tyme);
@@ -5030,10 +5031,11 @@ int check_events(EVENTS *events)
 				execl(cmd, cmd, buf1, name, buf2, buf3, buf4,
 					events->createinet, st,
 					cause_str(cause), NULL);
+				e = errno;
 				LOGERR("%s() ALERT fork failed to execute (%d)",
-					__func__, errno);
+					__func__, e);
 				FREENULL(st);
-				exit(0);
+				_exit(0);
 			}
 		}
 		return lifetime;