Re: [Nix-dev] reverse dependencies

2012-07-27 Thread Florian Friesdorf
On Sat, 21 Jul 2012 18:15:27 +0200, Florian Friesdorf f...@chaoflow.net wrote: On Sat, 21 Jul 2012 18:10:23 +0200, Marc Weber marco-owe...@gmx.de wrote: Excerpts from Florian Friesdorf's message of Sat Jul 21 17:50:55 +0200 2012: how do we get all packages using a derivation (e.g. python27)

Re: [Nix-dev] reverse dependencies

2012-07-23 Thread Bryce L Nordgren
On Sat, Jul 21, 2012 at 10:15 AM, Florian Friesdorf f...@chaoflow.netwrote: On Sat, 21 Jul 2012 18:10:23 +0200, Marc Weber marco-owe...@gmx.de wrote: Excerpts from Florian Friesdorf's message of Sat Jul 21 17:50:55 +0200 2012: how do we get all packages using a derivation (e.g. python27)

[Nix-dev] reverse dependencies

2012-07-21 Thread Florian Friesdorf
Hi, how do we get all packages using a derivation (e.g. python27) either directly or indirectly? Current failing approach: 1. generate dependency graph with nix-instantiate (see below) 2. query that graph with xmlstarlet It seems that nix-instantiate does this not only for one (x86_64), but

Re: [Nix-dev] reverse dependencies

2012-07-21 Thread Marc Weber
Excerpts from Florian Friesdorf's message of Sat Jul 21 17:50:55 +0200 2012: how do we get all packages using a derivation (e.g. python27) either directly or indirectly? nix-store has some options. If that's not enough access /nix/var/nix/db/db.sqlite and run your own queries. Or patch