From ceabe138cb72b28526a0329bcc81a4af9d3d65b9 Mon Sep 17 00:00:00 2001
From: Pragmatic Cypher <slackbuilds@server.ky>
Date: Fri, 11 May 2018 14:36:57 +0100
Subject: system/nix: Updated for version 2.0.2.

Signed-off-by: David Spencer <idlemoor@slackbuilds.org>
---
 system/nix/README | 80 ++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 47 insertions(+), 33 deletions(-)

(limited to 'system/nix/README')

diff --git a/system/nix/README b/system/nix/README
index 49ae7c253a9ff..dcfdc6383e722 100644
--- a/system/nix/README
+++ b/system/nix/README
@@ -1,51 +1,65 @@
-Nix is a purely functional package manager. This means that it treats
-packages like values in purely functional programming languages such as
-Haskell -- they are built by functions that don't have side-effects,
-and they never change after they have been built. Nix stores packages
-in the Nix store, usually the directory /nix/store, where each package
-has its own unique subdirectory such as
+nix (functional package manager)
 
-   /nix/store/b6gvzjyb2pg0kjfwrjmg1vfhh54ad73z-firefox-33.1/
+Nix is a purely functional package manager. This means that it treats packages
+like values in purely functional programming languages such as Haskell -- they
+are built by functions that don't have side-effects, and they never change
+after they have been built. Nix stores packages in the Nix store, usually the
+directory /nix/store, where each package has its own unique subdirectory such
+as
 
-where b6gvzjyb2pg0... is a unique identifier for the package that
-captures all its dependencies (it's a cryptographic hash of the
-package's build dependency graph).
+    /nix/store/b6gvzjyb2pg0kjfwrjmg1vfhh54ad73z-firefox-33.1/
 
-Nix may be run in single or multi-user mode (which requires the
-nix-daemon). To have the nix daemon start and stop with your host,
-add to /etc/rc.d/rc.local:
+where b6gvzjyb2pg0... is a unique identifier for the package that captures all
+its dependencies (it's a cryptographic hash of the package's build dependency
+graph).
 
-   if [ -x /etc/rc.d/rc.nix ]; then
+Nix may be run in single or multi-user mode (which requires the nix-daemon).
+The following sets up multi-user mode.
+
+To have the nix daemon start and stop with your host, add to /etc/rc.d/rc.local:
+
+    if [ -x /etc/rc.d/rc.nix ]; then
       /etc/rc.d/rc.nix start
-   fi
+    fi
 
 and to /etc/rc.d/rc.local_shutdown (creating it if needed):
 
-   if [ -x /etc/rc.d/rc.nix ]; then
+    if [ -x /etc/rc.d/rc.nix ]; then
       /etc/rc.d/rc.nix stop
-   fi
+    fi
+
+The daemon requires users for building the nix packages, which should be added
+under the 'nixbld' group.
+
+    # groupadd -g 314 nixbld
+    # for n in $(seq 1 10); do useradd -c "Nix build user $n" \
+    #     -d /var/empty -g nixbld -G nixbld -M -N -r -s "$(which nologin)" \
+    #     nixbld$n; done
+
+Restricting access to the daemon is acheived by setting file permissions for
+the daemon's socket's folder.
 
-The daemon requires users for building the nix packages, which should
-be added under the 'nixbld' group.
+    # groupadd nix-users
+    # chgrp nix-users /nix/var/nix/daemon-socket
+    # chmod ug=rwx,o= /nix/var/nix/daemon-socket
 
-   groupadd -g 314 nixbld
-   for n in $(seq 1 10); do useradd -c "Nix build user $n" \
-       -d /var/empty -g nixbld -G nixbld -M -N -r -s "$(which nologin)" \
-       nixbld$n; done
+Correct permissions must also be set for the following profile directories to
+give users access.
 
-Restricting access to the daemon is acheived by setting file
-permissions for the daemon's socket's folder.
+    # mkdir -p /nix/var/nix/profiles/per-user
+    # chgrp nix-users /nix/var/nix/profiles/per-user
+    # chmod go+wt /nix/var/nix/profiles/per-user
 
-   groupadd nix-users
-   chgrp nix-users /nix/var/nix/daemon-socket
-   chmod ug=rwx,o= /nix/var/nix/daemon-socket
+    # mkdir -p /nix/var/nix/gcroots/per-user
+    # chgrp nix-users /nix/var/nix/gcroots/per-user
+    # chmod go+wt /nix/var/nix/gcroots/per-user
 
-Correct permissions must also be set for the following profile
-directories to give users access.
+For setup a user to use nix, add him to the nix-users group and load these
+lines on login (via $HOME/.profile):
 
-   /nix/var/nix/profiles
-   /var/nix/profiles
+    export NIX_REMOTE=daemon
+    source /etc/profile.d/nix.sh
 
 If you have patches email me, or send a pull request via github:
 
-   https://github.com/PragmaticCypher/slackbuilds
+    https://github.com/PragmaticCypher/nix.SlackBuild
-- 
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