Add 'nix/' from commit 'ed04b08b9b4e7c4b8c882450536895592341edcc'

git-subtree-dir: nix
git-subtree-mainline: 9ee19ca18f89e649f8c6500079b86bd3b6912014
git-subtree-split: ed04b08b9b4e7c4b8c882450536895592341edcc

diff --combined nix/.SRCINFO
index 0000000000000000000000000000000000000000,45cfdc5f1fc44e79dd43cff4c81e5fc5be523bd7..45cfdc5f1fc44e79dd43cff4c81e5fc5be523bd7
mode 000000,100644..100644
--- /dev/null
--- 2/.SRCINFO
+++ b/nix/.SRCINFO
@@@ -1,0 -1,23 +1,23 @@@
+ pkgbase = nix
+       pkgdesc = A purely functional package manager
+       pkgver = 2.2.1
+       pkgrel = 1
+       url = https://nixos.org/nix
+       install = nix.install
+       arch = i686
+       arch = x86_64
+       arch = armv7h
+       license = LGPL
+       makedepends = bzip2
+       makedepends = gc
+       makedepends = openssl
+       depends = gc
+       depends = libsodium
+       depends = boost
+       depends = brotli
+       depends = readline
+       source = https://nixos.org/releases/nix/nix-2.2.1/nix-2.2.1.tar.xz
+       sha256sums = 85f8d3518060803e44e51b1a9ada1a39cea904b36a632ba1844043a0b63be515
+ 
+ pkgname = nix
+ 

diff --combined nix/PKGBUILD
index 0000000000000000000000000000000000000000,daa8e745bd692c9efb0ee02f339b88021ef5761c..daa8e745bd692c9efb0ee02f339b88021ef5761c
mode 000000,100644..100644
--- /dev/null
--- 2/PKGBUILD
+++ b/nix/PKGBUILD
@@@ -1,0 -1,42 +1,42 @@@
+ # Maintainer: Alastair Pharo <asppsa at gmail dot com>
+ # Contributor: Felix Morgner <felix.morgner@gmail.com>
+ # Contributor: Vlad M. <vlad@archlinux.net>
+ # Contributor: Mario Rodas
+ # Contributor: Oozyslug <oozyslug at gmail dot com>
+ # Contributor: koral <koral at mailoo dot org>
+ # Contributor: Anders Bennehag
+ 
+ pkgname=nix
+ pkgver=2.2.1
+ pkgrel=1
+ pkgdesc="A purely functional package manager"
+ arch=('i686' 'x86_64' 'armv7h')
+ url="https://nixos.org/nix"
+ license=('LGPL')
+ depends=('gc' 'libsodium' 'boost' 'brotli' 'readline')
+ makedepends=('bzip2' 'gc' 'openssl')
+ install=nix.install
+ source=("https://nixos.org/releases/nix/nix-$pkgver/nix-$pkgver.tar.xz")
+ sha256sums=('85f8d3518060803e44e51b1a9ada1a39cea904b36a632ba1844043a0b63be515')
+ 
+ 
+ prepare() {
+   cd "$pkgname-$pkgver"
+ }
+ 
+ build () {
+   cd "$pkgname-$pkgver"
+   export EDITLINE_CFLAGS="-DREADLINE"
+   export EDITLINE_LIBS="/usr/lib/libreadline.so"
+   ./configure --prefix=/usr \
+               --libexecdir="/usr/lib/$pkgname" \
+               --sysconfdir=/etc \
+               --enable-gc
+   make
+ }
+ 
+ package() {
+   cd "$pkgname-$pkgver"
+   make DESTDIR="$pkgdir" install
+   install -Dm644 COPYING "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+ }

diff --combined nix/nix.install
index 0000000000000000000000000000000000000000,613cee6d0413c3ee55cad0dfb44c100f81bfb99d..613cee6d0413c3ee55cad0dfb44c100f81bfb99d
mode 000000,100644..100644
--- /dev/null
--- 2/nix.install
+++ b/nix/nix.install
@@@ -1,0 -1,97 +1,97 @@@
+ 
+ pre_install () {
+   # Check that the group and users don't already exist
+   if [[ -n $(cut -d: -f1 /etc/group | grep -w nixbld) ]]; then
+     echo "The nixbld group already exists.  This install cannot proceed."
+     exit 1
+   fi
+ 
+   for i in {1..10}; do
+     if [[ -n $(cut -d: -f1 /etc/passwd | grep -w nixbld$i) ]]; then
+       echo "The nixbld$i user already exists.  This install cannot proceed."
+       exit 1
+     fi
+   done
+ }
+ 
+ create_users () {
+   # Create a nixbld group.
+   groupadd -r nixbld
+ 
+   # Create 10 nixbld{i} users
+   for i in {1..10}; do
+     useradd -g nixbld -G nixbld -r -N -M -d /var/empty -s /sbin/nologin nixbld$i
+   done
+ }
+ 
+ delete_users() {
+   # Remove the users
+   for i in {1..10}; do
+     userdel nixbld$i
+   done
+ 
+   # Remove the group
+   groupdel nixbld
+ }
+ 
+ create_store() {
+   # Create nix folders and set permissions
+   mkdir -p /nix/store
+   chown root.nixbld /nix/store
+   chmod 1775 /nix/store
+   mkdir -p -m 1777 /nix/var/nix/gcroots/per-user
+   mkdir -p -m 1777 /nix/var/nix/profiles/per-user
+ }
+ 
+ restore_store() {
+   # Restore folder permissions
+   chmod 755 /nix/store
+   chown root.root /nix/store
+ }
+ 
+ init_channels() {
+  # Initialize default nix channel
+   echo "Initializing default nix channel"
+   source /etc/profile.d/nix.sh
+   nix-channel --update
+ }
+ 
+ daemon_info() {
+   echo "To start the nix daemon, execute one of the following:"
+   echo
+   echo "    systemctl enable nix-daemon.socket       # Sets the daemon to start on next boot"
+   echo "    systemctl enable --now nix-daemon.socket # Starts now and on next boot too"
+   echo
+   echo "Also, if this is a new install, you need to start a new login shell or otherwise"
+   echo
+   echo "    source /etc/profile.d/nix.sh"
+   echo "    source /etc/profile.d/nix-daemon.sh"
+   echo
+   echo "Once your environment is set-up, you will need to add some channels.  You can see how"
+   echo "to do that here:"
+   echo "    https://nixos.org/nix/manual/#sec-channels"
+ }
+ 
+ post_install() {
+   create_users
+   create_store
+   init_channels
+   daemon_info
+ }
+ 
+ pre_upgrade() {
+   systemctl stop nix-daemon.socket
+   systemctl stop nix-daemon
+ }
+ 
+ post_upgrade() {
+   delete_users
+   create_users
+   create_store
+   daemon_info
+ }
+ 
+ pre_remove() {
+   restore_store
+   delete_users
+ }