incron: add patch to fix create zombie processes

see: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=930526

srcpkgs/incron/patches/incron-0.5.12-prevent-zombies.patch

@@ -0,0 +1,11 @@
+diff -Nur incron-0.5.12.orig/icd-main.cpp incron-0.5.12/icd-main.cpp
+--- incron-0.5.12.orig/icd-main.cpp	2019-01-05 11:43:19.722640603 -0800
++++ incron-0.5.12/icd-main.cpp	2019-01-05 11:45:41.236340779 -0800
+@@ -105,6 +105,7 @@
+       g_fFinish = true;
+       break;
+     case SIGCHLD:
++      do {} while (waitpid((pid_t)-1, 0, WNOHANG) > 0); /* Prevent zombies */
+       // first empty pipe (to prevent internal buffer overflow)
+       do {} while (read(g_cldPipe[0], g_cldPipeBuf, CHILD_PIPE_BUF_LEN) > 0);
+       

srcpkgs/incron/template

@@ -1,13 +1,14 @@
 # Template file for 'incron'
 pkgname=incron
 version=0.5.12
-revision=2
+revision=3
 short_desc="Daemon that executes commands due to inotify events"
 maintainer="allan <mail@may.mooo.com>"
 license="X11"
 homepage="https://github.com/ar-/incron"
 distfiles="https://github.com/ar-/incron/archive/${version}.tar.gz"
 checksum=cce80bd723bafce59f35464f2f851d02707e32efa102e2b941ed0e42bdd38f91
+patch_args="-Np1"
 
 make_dirs="/var/spool/incron 0755 root root
  /etc/incron.d 0755 root root"