diff options
author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2012-07-11T22·53-0400 |
---|---|---|
committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2012-07-11T22·53-0400 |
commit | 04559a0d45ad02fc760b09132cca0d875af035e5 (patch) | |
tree | d7de1301fa9753467781dfc5d931959fcfae34bf /corepkgs/fetchurl.nix | |
parent | e4d6bcb6cdc34d204ccf49e137dd5070f664c523 (diff) | |
parent | eae802459d7639a69baec555264f394adad043c0 (diff) |
Merge branch 'master' of github.com:NixOS/nix into no-manifests
Diffstat (limited to 'corepkgs/fetchurl.nix')
-rw-r--r-- | corepkgs/fetchurl.nix | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/corepkgs/fetchurl.nix b/corepkgs/fetchurl.nix new file mode 100644 index 000000000000..4a0ae827995d --- /dev/null +++ b/corepkgs/fetchurl.nix @@ -0,0 +1,36 @@ +with import <nix/config.nix>; + +{system ? builtins.currentSystem, url, outputHash ? "", outputHashAlgo ? "", md5 ? "", sha1 ? "", sha256 ? ""}: + +assert (outputHash != "" && outputHashAlgo != "") + || md5 != "" || sha1 != "" || sha256 != ""; + +let + + builder = builtins.toFile "fetchurl.sh" + '' + echo "downloading $url into $out" + ${curl} --fail --location --max-redirs 20 --insecure "$url" > "$out" + ''; + +in + +derivation { + name = baseNameOf (toString url); + builder = shell; + args = [ "-e" builder ]; + + # New-style output content requirements. + outputHashAlgo = if outputHashAlgo != "" then outputHashAlgo else + if sha256 != "" then "sha256" else if sha1 != "" then "sha1" else "md5"; + outputHash = if outputHash != "" then outputHash else + if sha256 != "" then sha256 else if sha1 != "" then sha1 else md5; + + inherit system url; + + # No need to double the amount of network traffic + preferLocalBuild = true; + + # Don't build in a chroot because Nix's dependencies may not be there. + __noChroot = true; +} |