nixpkgs/pkgs/tools/package-management/nix-prefetch-scripts/default.nix
Valérian Galliat 269d0864b5 nix-prefetch-scripts: explicitly depend on Nix
Otherwise, a call to, for example, nix-prefetch-git, in a nix-shell --pure or
nix-build phase would result in an error such as:

    Switched to a new branch 'fetchgit'
    removing `.git'...
    /nix/store/7qvjji7kbd033nsyxlpiiiam61a44yz9-nix-prefetch-git/bin/.nix-prefetch-git-wrapped: line 374: nix-hash: command not found
2016-02-29 18:38:59 -05:00

54 lines
2.0 KiB
Nix

{ stdenv, makeWrapper, buildEnv,
git, subversion, mercurial, bazaar, cvs, unzip, curl, gnused, coreutils, nix
}:
let mkPrefetchScript = tool: src: deps:
stdenv.mkDerivation {
name = "nix-prefetch-${tool}";
buildInputs = [ makeWrapper ];
phases = [ "installPhase" "fixupPhase" ];
installPhase = ''
mkdir -p $out/bin
local wrapArgs=""
cp ${src} $out/bin/$name;
for dep in ${stdenv.lib.concatStringsSep " " deps}; do
wrapArgs="$wrapArgs --prefix PATH : $dep/bin"
done
wrapArgs="$wrapArgs --prefix PATH : ${gnused}/bin"
wrapArgs="$wrapArgs --prefix PATH : ${nix}/bin" # For nix-hash
wrapArgs="$wrapArgs --set HOME : /homeless-shelter"
wrapProgram $out/bin/$name $wrapArgs
'';
preferLocalBuild = true;
meta = with stdenv.lib; {
description = "Script used to obtain source hashes for fetch${tool}";
maintainers = with maintainers; [ bennofs ];
platforms = stdenv.lib.platforms.unix;
};
};
in rec {
nix-prefetch-bzr = mkPrefetchScript "bzr" ../../../build-support/fetchbzr/nix-prefetch-bzr [bazaar];
nix-prefetch-cvs = mkPrefetchScript "cvs" ../../../build-support/fetchcvs/nix-prefetch-cvs [cvs];
nix-prefetch-git = mkPrefetchScript "git" ../../../build-support/fetchgit/nix-prefetch-git [git coreutils];
nix-prefetch-hg = mkPrefetchScript "hg" ../../../build-support/fetchhg/nix-prefetch-hg [mercurial];
nix-prefetch-svn = mkPrefetchScript "svn" ../../../build-support/fetchsvn/nix-prefetch-svn [subversion];
nix-prefetch-zip = mkPrefetchScript "zip" ../../../build-support/fetchzip/nix-prefetch-zip [unzip curl];
nix-prefetch-scripts = buildEnv {
name = "nix-prefetch-scripts";
paths = [ nix-prefetch-bzr nix-prefetch-cvs nix-prefetch-git nix-prefetch-hg nix-prefetch-svn nix-prefetch-zip ];
meta = with stdenv.lib; {
description = "Collection of all the nix-prefetch-* scripts which may be used to obtain source hashes";
maintainers = with maintainers; [ bennofs ];
platforms = stdenv.lib.platforms.unix;
};
};
}