forked from mirrors/nixpkgs
eac6797380
This is useful when running tools like NixOps or nix-review on workstations where the upload to the builder is significantly slower then downloading the source on the builder itself.
30 lines
729 B
Nix
30 lines
729 B
Nix
{ stdenvNoCC, mercurial }:
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{ name ? null
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, url
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, rev ? null
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, md5 ? null
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, sha256 ? null
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, fetchSubrepos ? false
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, preferLocalBuild ? true }:
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if md5 != null then
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throw "fetchhg does not support md5 anymore, please use sha256"
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else
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# TODO: statically check if mercurial as the https support if the url starts woth https.
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stdenvNoCC.mkDerivation {
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name = "hg-archive" + (if name != null then "-${name}" else "");
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builder = ./builder.sh;
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nativeBuildInputs = [mercurial];
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impureEnvVars = stdenvNoCC.lib.fetchers.proxyImpureEnvVars;
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subrepoClause = if fetchSubrepos then "S" else "";
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outputHashAlgo = "sha256";
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outputHashMode = "recursive";
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outputHash = sha256;
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inherit url rev;
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inherit preferLocalBuild;
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}
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