Author: qknight Date: Wed Mar 14 18:46:18 2012 New Revision: 33073 URL: https://nixos.org/websvn/nix/?rev=33073&sc=1
Log: some more comments and examples Modified: nixpkgs/trunk/pkgs/misc/my-env/default.nix Modified: nixpkgs/trunk/pkgs/misc/my-env/default.nix ============================================================================== --- nixpkgs/trunk/pkgs/misc/my-env/default.nix Wed Mar 14 18:18:49 2012 (r33072) +++ nixpkgs/trunk/pkgs/misc/my-env/default.nix Wed Mar 14 18:46:18 2012 (r33073) @@ -20,22 +20,42 @@ ''; }; in rec { + # this is the example we will be using nixEnv = simple { - name = "nix"; - buildInputs = [ libtool stdenv perl curl bzip2 openssl aterm242fixes db45 autoconf automake zlib ]; - cTags = [ aterm242fixes]; + name = "mytestenv"; + buildInputs = [ libtool stdenv perl curl bzip2 openssl db45 autoconf automake zlib ]; }; + # this is a second example (not covered here but still useful) - given by viric + sdlEnv = pkgs.myEnvFun { + name = "sdl"; + buildInputs = [ stdenv SDL SDL_image SDL_ttf SDL_gfx cmake SDL_net pkgconfig]; + }; + # add more environments below here, just follow the syntax given in the above examples }; } - - Put this into your .bashrc + put this into your .bashrc loadEnv(){ . "${HOME}/.nix-profile/dev-envs/${1}"; } - then nix-env -iA env-nix - and - $ loadEnv postgresql + afterwards execute the new bash shell: + $ bash + + the nix expression created is called: env-mytestenv and must appear when searching for it using: + $ nix-env -qa '*' | grep nix + env-mytestenv + + now we should build our newly defined custom environment using this command on a shell, so type: + $ nix-env -iA env-mytestenv + + afterwards load the new environment using: + $ loadEnv mytestenv + one could also use this function instead: + $ load-mytestenv-env + the result using either command should be: + env-mytestenv loaded + note: after you typed the above command you will lose all the other tools usually found in a shell you are used to. in this + example you will not be able to type 'vi' to edit a file as vi is not included in the dependencies */ { mkDerivation, substituteAll, pkgs } : { stdenv ? pkgs.stdenv, name, buildInputs ? [], cTags ? [], extraCmds ? ""} : _______________________________________________ nix-commits mailing list nix-comm...@lists.science.uu.nl http://lists.science.uu.nl/mailman/listinfo/nix-commits