From 0c66ce54a2dce8ccf60800fcc2f233e11781f527 Mon Sep 17 00:00:00 2001
From: a <a@b.c>
Date: Mon, 26 Mar 2018 12:24:36 +0200
Subject: [PATCH] Add NixOS

---
 README.md    | 1 +
 set.pl       | 2 +-
 src/common.c | 7 +++++++
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 7476610..1335f06 100644
--- a/README.md
+++ b/README.md
@@ -369,6 +369,7 @@ Replace **distro** with the following [bases](https://en.wikipedia.org/wiki/List
 - [x] alpinelinux
 - [x] slitaz
 - [x] tinycorelinux
+- [x] nixos
 
 Cannot list the \*BSD flavours as "distros", so they deserve own options:
 
diff --git a/set.pl b/set.pl
index 628a4f6..b9345c1 100644
--- a/set.pl
+++ b/set.pl
@@ -95,7 +95,7 @@ sub reflace_single {
 
   my $osEntered = uc $ARGV[0];
   my @osArr = (
-    "SLITAZ","TINYCORELINUX",
+    "SLITAZ","TINYCORELINUX","NIXOS",
     "ARCHLINUX","DEBIAN","ALPINELINUX",
     "GENTOO","SLACKWARE","CRUX",
     "RHEL","FRUGALWARE","VOIDLINUX",
diff --git a/src/common.c b/src/common.c
index 87f0d36..db3628a 100644
--- a/src/common.c
+++ b/src/common.c
@@ -277,6 +277,13 @@ get_packs(char *str1) {
   CHECK_POPEN(pkgs_file, "tce-status -i 2> /dev/null | wc -l", &packages);
 #pragma GCC diagnostic pop
 
+#elif defined(NIXOS)
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-result"
+  CHECK_POPEN(pkgs_file, "nix-env -q 2> /dev/null | wc -l", &packages);
+#pragma GCC diagnostic pop
+
 #elif defined(FREEBSD)
 
 #pragma GCC diagnostic push
-- 
2.11.0