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authortv <tv@shackspace.de>2015-05-21 01:56:08 +0200
committertv <tv@shackspace.de>2015-05-21 01:56:08 +0200
commit36670f3e1cccad579b994a29320eeb8e287803b7 (patch)
tree484cb2c1075cdcabe8020ca40704f4d68f2b2fed /bin/nixpkgs-rev
parentb95a514bcced00af77ae4adab77326dba9ab4c36 (diff)
sh: functions -> bin/
Diffstat (limited to 'bin/nixpkgs-rev')
-rwxr-xr-xbin/nixpkgs-rev13
1 files changed, 13 insertions, 0 deletions
diff --git a/bin/nixpkgs-rev b/bin/nixpkgs-rev
new file mode 100755
index 000000000..1acde1e4e
--- /dev/null
+++ b/bin/nixpkgs-rev
@@ -0,0 +1,13 @@
+#! /bin/sh
+# nixpkgs-rev : nixos-config -> git_rev
+set -euf
+nix-instantiate \
+ -I nixos-config="$1" \
+ --eval \
+ --json \
+ -E \
+ '
+ (import <nixos-config> {config={}; pkgs={};}).nixpkgs.rev
+ ' \
+ 2> /dev/null \
+ | jq -r . 2> /dev/null