Basically working port of zsh. Most of automatic tests are passed OK. But Y00-Y03 ones hang and should be investigated specifically.

app-shells/zsh/patches/zsh-4.3.10.patch

@@ -0,0 +1,56 @@
+diff -Naur zsh-4.3.10/Functions/Newuser/zsh-newuser-install zsh-4.3.10.haiku/Functions/Newuser/zsh-newuser-install
+--- zsh-4.3.10/Functions/Newuser/zsh-newuser-install	2008-07-18 11:46:20.056885248 +0000
++++ zsh-4.3.10.haiku/Functions/Newuser/zsh-newuser-install	2010-08-18 10:40:15.840957952 +0000
+@@ -10,14 +10,17 @@
+ # How the function will be referred to.
+ local myname=zsh-newuser-install
+ 
+-# Quick test not requiring any setting up.
+-# Don't run if we're root.  (These variables are provided by the shell.)
+-if (( EUID == 0 || UID == 0 )); then
+-  if [[ $1 = -f ]]; then
+-    print -r "$myname: won't run as root.  Read the manual." >&2
+-  fi
+-  return 1
+-fi
++# Haiku OS specific: We want to perform newuser configuration for 
++# zero UID too! ;-) So we have to disable it by patch.
++#
++## Quick test not requiring any setting up.
++## Don't run if we're root.  (These variables are provided by the shell.)
++# if (( EUID == 0 || UID == 0 )); then
++#  if [[ $1 = -f ]]; then
++#    print -r "$myname: won't run as root.  Read the manual." >&2
++#  fi
++#  return 1
++# fi
+ 
+ # The directory in which to look for and save .zshrc.
+ local zd=${ZDOTDIR:-$HOME}
+diff -Naur zsh-4.3.10/config.guess zsh-4.3.10.haiku/config.guess
+--- zsh-4.3.10/config.guess	2006-11-14 12:11:33.053477376 +0000
++++ zsh-4.3.10.haiku/config.guess	2010-08-17 13:50:09.018350080 +0000
+@@ -1199,6 +1199,9 @@
+     BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
+ 	echo i586-pc-beos
+ 	exit ;;
++    BePC:Haiku:*:*)	# Haiku OS running on Intel PC compatible.
++	echo i586-pc-haiku
++	exit ;;
+     SX-4:SUPER-UX:*:*)
+ 	echo sx4-nec-superux${UNAME_RELEASE}
+ 	exit ;;
+diff -Naur zsh-4.3.10/configure.ac zsh-4.3.10.haiku/configure.ac
+--- zsh-4.3.10/configure.ac	2009-06-01 09:03:35.044564480 +0000
++++ zsh-4.3.10.haiku/configure.ac	2010-08-18 10:30:31.476053504 +0000
+@@ -762,8 +762,8 @@
+   AC_CHECK_LIB(cap, cap_get_proc)
+ fi
+ 
+-AC_CHECK_LIB(socket, socket)
+-AC_SEARCH_LIBS(gethostbyname2, bind)
++AC_SEARCH_LIBS(socket, socket network)
++AC_SEARCH_LIBS(gethostbyname2, bind network)
+ 
+ case $LIBS in
+   *-lbind*)

app-shells/zsh/zsh-4.3.10.bep

@@ -0,0 +1,20 @@
+DESCRIPTION="Zsh is a shell designed for interactive use, although it is also a powerful scripting language." 
+HOMEPAGE="http://www.zsh.org" 
+SRC_URI="http://sourceforge.net/projects/zsh/files/zsh-dev/4.3.10/zsh-4.3.10.tar.bz2/download"
+REVISION="1"
+CHECKSUM_MD5="74c5b275544400082a1cde806c98682a"
+STATUS_HAIKU="unstable"
+DEPEND=""
+BUILD {
+	cd zsh-4.3.10
+	autoconf
+	./configure --prefix=/boot/common
+	make
+}
+
+INSTALL {
+	cd zsh-4.3.10
+	make install
+}
+LICENSE="ZSH"
+COPYRIGHT="(c) 1992-2009 Paul Falstad, Richard Coleman, Zoltán Hidvégi, Andrew Main, Peter Stephenson, Sven Wishnowsky, and others."