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{ stdenv, fetchurl }:
let
platform = if stdenv.system == "i686-linux"
then "linux-i386"
else if stdenv.system == "x86_64-linux"
then "linux-x86_64"
else if stdenv.system == "i686-darwin"
then "macos-i386"
else if stdenv.system == "x86_64-darwin"
then "macos-x86_64"
else abort "no snapshot to bootstrap for this platform (missing platform url suffix)";
/* Rust is bootstrapped from an earlier built version. We need
to fetch these earlier versions, which vary per platform.
The shapshot info you want can be found at
https://github.com/rust-lang/rust/blob/{$shortVersion}/src/snapshots.txt
with the set you want at the top. Make sure this is the latest snapshot
for the tagged release and not a snapshot in the current HEAD.
NOTE: Rust 1.9.0 is the last version that uses snapshots
*/
snapshotHashLinux686 = "0e0e4448b80d0a12b75485795244bb3857a0a7ef";
snapshotHashLinux64 = "1273b6b6aed421c9e40c59f366d0df6092ec0397";
snapshotHashDarwin686 = "9f9c0b4a2db09acbce54b792fb8839a735585565";
snapshotHashDarwin64 = "52570f6fd915b0210a9be98cfc933148e16a75f8";
snapshotDate = "2016-03-18";
snapshotRev = "235d774";
snapshotHash = if stdenv.system == "i686-linux"
then snapshotHashLinux686
else if stdenv.system == "x86_64-linux"
then snapshotHashLinux64
else if stdenv.system == "i686-darwin"
then snapshotHashDarwin686
else if stdenv.system == "x86_64-darwin"
then snapshotHashDarwin64
else abort "no snapshot for platform ${stdenv.system}";
snapshotName = "rust-stage0-${snapshotDate}-${snapshotRev}-${platform}-${snapshotHash}.tar.bz2";
in
stdenv.mkDerivation {
name = "rust-bootstrap";
src = fetchurl {
url = "http://static.rust-lang.org/stage0-snapshots/${snapshotName}";
sha1 = snapshotHash;
};
dontStrip = true;
installPhase = ''
mkdir -p "$out"
cp -r bin "$out/bin"
'' + stdenv.lib.optionalString stdenv.isLinux ''
patchelf --interpreter "${stdenv.glibc.out}/lib/${stdenv.cc.dynamicLinker}" \
--set-rpath "${stdenv.cc.cc.lib}/lib/:${stdenv.cc.cc.lib}/lib64/" \
"$out/bin/rustc"
'';
}
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