--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/shells/dash/dash-post.sh	Tue Apr 02 20:15:00 2019 +0200
@@ -0,0 +1,37 @@
+#!/bin/sh
+#
+# Copyright (c) 2019 David Demelier <markand@malikania.fr>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+if [ "$1" = "install" ]; then
+	if ! grep -q "/usr/bin/dash" $DESTDIR/etc/shells >/dev/null 2>&1; then
+		echo "/usr/bin/dash" >> $DESTDIR/etc/shells
+	fi
+
+	#
+	# dash is the official default shell in Vanilla, but if the user has set
+	# something else, keep it.
+	#
+	if [ ! -e $DESTDIR/usr/bin/sh ]; then
+		ln -sf dash $DESTDIR/usr/bin/sh
+	fi
+elif [ "$1" = "uninstall" ]; then
+	sed -i -e '/\/usr\/bin\/dash/d' $DESTDIR/etc/shells
+
+	# Remove deadlink to /bin/sh if dash was kept as default shell.
+	if [ $(readlink $DESTDIR/usr/bin/sh) = "dash" ]; then
+		rm -f $DESTDIR/usr/bin/sh
+	fi
+fi

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/shells/dash/dash.sh	Tue Apr 02 20:15:00 2019 +0200
@@ -0,0 +1,61 @@
+#!/bin/sh
+#
+# Copyright (c) 2019 David Demelier <markand@malikania.fr>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+PKGNAME=dash
+PKGVERSION=0.5.10
+PKGREVISION=1
+PKGLICENSE="BSD3CLAUSE"
+PKGSUMMARY="POSIX compliant shell"
+PKGDOWNLOAD="http://gondor.apana.org.au/~herbert/$PKGNAME/files/$PKGNAME-$PKGVERSION.tar.gz"
+PKGOPTIONS="LIBEDIT"
+
+: ${CHOST:=$(uname -m)-linux-musl}
+: ${CBUILD:=$(uname -m)-linux-musl}
+: ${CC:=clang}
+: ${CFLAGS:=-O2}
+: ${LDFLAGS:=}
+: ${LIBS:=}
+: ${LIBEDIT:=no}
+
+if [ "$LIBEDIT" = "yes" ]; then
+	PKGDEPENDS="lib/libedit $PKGDEPENDS"
+	with_libedit="--with-libedit"
+else
+	with_libedit="--without-libedit"
+fi
+
+build()
+{
+	rm -rf $PKGNAME-$PKGVERSION
+	tar xvaf $PKGNAME-$PKGVERSION.tar.gz
+	cd $PKGNAME-$PKGVERSION
+
+	CC="$CC" \
+	CFLAGS="$CFLAGS" \
+	LDFLAGS="$LDFLAGS" \
+	LIBS="$LIBS" \
+	./configure \
+		--build=$CBUILD \
+		--host=$CHOST \
+		--prefix=/usr \
+		$with_libedit
+	make
+	make install DESTDIR=$DESTDIR
+
+	cd ..
+	rm -rf $PKGNAME-$PKGVERSION
+}