From f0cc7da47f5b8831b15a7396f1f98ffe5f23c81a Mon Sep 17 00:00:00 2001
From: Michal Hlavinka <mhlavink@redhat.com>
Date: Wed, 12 Jun 2013 13:31:22 +0200
Subject: [PATCH] fix memory leak

---
 ksh-20120801-memlik.patch | 37 +++++++++++++++++++++++++++++++++++++
 ksh.spec                  |  9 +++++++--
 2 files changed, 44 insertions(+), 2 deletions(-)
 create mode 100644 ksh-20120801-memlik.patch

diff --git a/ksh-20120801-memlik.patch b/ksh-20120801-memlik.patch
new file mode 100644
index 0000000..31f1eb9
--- /dev/null
+++ b/ksh-20120801-memlik.patch
@@ -0,0 +1,37 @@
+diff -up ksh-20120801/src/cmd/ksh93/sh/array.c.memlik ksh-20120801/src/cmd/ksh93/sh/array.c
+--- ksh-20120801/src/cmd/ksh93/sh/array.c.memlik	2012-06-07 00:00:42.000000000 +0200
++++ ksh-20120801/src/cmd/ksh93/sh/array.c	2013-06-11 16:52:47.557123973 +0200
+@@ -1701,7 +1701,11 @@ void *nv_associative(register Namval_t *
+ 			ap->header.scope = 0;
+ 		}
+ 		else
+-			dtclose(ap->header.table);
++ 		{
++ 			if((ap->header.nelem&ARRAY_MASK)==0 && (ap->cur=nv_search("0",ap->header.table,0)))
++ 				nv_associative(np,(char*)0,NV_ADELETE);
++ 			dtclose(ap->header.table);
++ 		}
+ 		return((void*)ap);
+ 	    case NV_ANEXT:
+ 		if(!ap->pos)
+diff -up ksh-20120801/src/cmd/ksh93/sh/name.c.memlik ksh-20120801/src/cmd/ksh93/sh/name.c
+--- ksh-20120801/src/cmd/ksh93/sh/name.c.memlik	2012-07-23 18:21:57.000000000 +0200
++++ ksh-20120801/src/cmd/ksh93/sh/name.c	2013-06-11 16:19:41.036648218 +0200
+@@ -2465,6 +2465,8 @@ static void table_unset(Shell_t *shp, re
+ 			}
+ 		}
+ 		npnext = (Namval_t*)dtnext(root,np);
++               if(nv_arrayptr(np))
++                       nv_putsub(np,NIL(char*),ARRAY_SCAN);
+ 		_nv_unset(np,flags);
+ 		nv_delete(np,root,0);
+ 	}
+@@ -3326,7 +3328,7 @@ int nv_rename(register Namval_t *np, int
+ 	shp->last_root = last_root;
+ 	if(flags&NV_MOVE)
+ 	{
+-		if(arraynp && !nv_isattr(np,NV_MINIMAL) && (mp=(Namval_t*)np->nvenv) && (ap=nv_arrayptr(mp)))
++		if(arraynp && !nv_isattr(np,NV_MINIMAL) && (mp=(Namval_t*)np->nvenv) && (ap=nv_arrayptr(mp)) && !ap->fun)
+ 			ap->nelem++;
+ 	}
+ 	if((nv_arrayptr(nr) && !arraynr) || nv_isvtree(nr))
diff --git a/ksh.spec b/ksh.spec
index 4222e2d..05b44bf 100644
--- a/ksh.spec
+++ b/ksh.spec
@@ -6,7 +6,7 @@ URL:          http://www.kornshell.com/
 Group:        System Environment/Shells
 License:      EPL
 Version:      20120801
-Release:      9%{?dist}
+Release:      10%{?dist}
 Source0:      http://www.research.att.com/~gsf/download/tgz/ast-ksh.%{releasedate}.tgz
 Source1:      http://www.research.att.com/~gsf/download/tgz/INIT.%{releasedate}.tgz
 Source2:      kshcomp.conf
@@ -26,6 +26,7 @@ Patch5: ksh-20120801-tabfix.patch
 Patch6: ksh-20120801-cdfix2.patch
 Patch7: ksh-20130214-fixkill.patch
 Patch8: ksh-20120801-kshmfix.patch
+Patch9: ksh-20120801-memlik.patch
 
 BuildRoot:    %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Conflicts:    pdksh
@@ -53,6 +54,7 @@ with "sh" (the Bourne Shell).
 %patch6 -p1 -b .cdfix2
 %patch7 -p1 -b .fixkill
 %patch8 -p1 -b .kshmfix
+%patch9 -p1 -b .memlik
 
 #/dev/fd test does not work because of mock
 sed -i 's|ls /dev/fd|ls /proc/self/fd|' src/cmd/ksh93/features/options
@@ -82,7 +84,7 @@ install -m 644 %{SOURCE3} $RPM_BUILD_ROOT%{_sysconfdir}/kshrc
 install -D -m 644 %{SOURCE2} $RPM_BUILD_ROOT%{_sysconfdir}/binfmt.d/kshcomp.conf
 
 %check
-[ -f ./skipcheck -o -f ./../skipcheck] && exit 0 ||:
+[ -f ./skipcheck -o -f ./../skipcheck ] && exit 0 ||:
 %if 0%{?rhel} > 6
 %ifarch s390
 exit 0
@@ -147,6 +149,9 @@ fi
     rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Wed Jun 12 2013 Michal Hlavinka <mhlavink@redhat.com> - 20120801-10
+- fix memory leak
+
 * Mon Jun 10 2013 Michal Hlavinka <mhlavink@redhat.com> - 20120801-9
 - monitor mode in scripts wasn't working