Upstream update

PKGBUILD

 # Maintainer: Eric Bélanger <eric@archlinux.org>
 
 pkgname=tcl
-pkgver=8.6.0
-pkgrel=6
+pkgver=8.6.1
+pkgrel=1
 pkgdesc="The Tcl scripting language"
 arch=('i686' 'x86_64')
 url="http://tcl.sourceforge.net/"
 license=('custom')
 depends=('zlib')
 source=(http://downloads.sourceforge.net/sourceforge/tcl/tcl${pkgver}-src.tar.gz)
-sha1sums=('fc57fc08ab113740a702bb67d4f350f8ec85ef58')
+sha1sums=('5c83d44152cc0496cc0847a2495f659502a30e40')
 
 prepare() {
   cd tcl${pkgver}
   # we build the tcl sqlite interface in sqlite-tcl package
   rm -rf pkgs/sqlite3*
-
-  sed -i 's/#define DUPTRAVERSE_MAX_DEPTH 500/#define DUPTRAVERSE_MAX_DEPTH 5000/' \
-    generic/regc_nfa.c
 }
 
 build() {
@@ -35,7 +32,7 @@ check() {
 package() {
   cd tcl${pkgver}/unix
   make INSTALL_ROOT="${pkgdir}" install install-private-headers
-  ln -sf tclsh8.6 "${pkgdir}/usr/bin/tclsh"
+  ln -sf tclsh${pkgver%.*} "${pkgdir}/usr/bin/tclsh"
   ln -sf libtcl${pkgver%.*}.so "${pkgdir}/usr/lib/libtcl.so"
   install -Dm644 ../license.terms "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"