Merge pull request #78706 from andir/buildRustCrate-no-out-path-overlaying

buildRustCrate: do not overlay OUT_PATH on src/
This commit is contained in:
Andreas Rammhold 2020-01-30 12:26:51 +01:00 committed by GitHub
commit 23593e42c8
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2 changed files with 21 additions and 9 deletions

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@ -137,16 +137,7 @@ in ''
CRATENAME=$(echo ${crateName} | sed -e "s/\(.*\)-sys$/\U\1/")
grep -P "^cargo:(?!(rustc-|warning=|rerun-if-changed=|rerun-if-env-changed))" target/build/${crateName}.opt \
| sed -e "s/cargo:\([^=]*\)=\(.*\)/export DEP_$(echo $CRATENAME)_\U\1\E=\2/" > target/env
set -e
if [[ -n "$(ls target/build/${crateName}.out)" ]]; then
if [[ -e "${libPath}" ]]; then
cp -r target/build/${crateName}.out/* $(dirname ${libPath}) #*/
else
cp -r target/build/${crateName}.out/* src #*/
fi
fi
fi
runHook postConfigure
''

View file

@ -199,6 +199,27 @@ let
})
];
};
# Regression test for https://github.com/NixOS/nixpkgs/issues/74071
# Whenevever a build.rs file is generating files those should not be overlayed onto the actual source dir
buildRsOutDirOverlay = {
src = symlinkJoin {
name = "buildrs-out-dir-overlay";
paths = [
(mkLib "src/lib.rs")
(mkFile "build.rs" ''
use std::env;
use std::ffi::OsString;
use std::fs;
use std::path::Path;
fn main() {
let out_dir = env::var_os("OUT_DIR").expect("OUT_DIR not set");
let out_file = Path::new(&out_dir).join("lib.rs");
fs::write(out_file, "invalid rust code!").expect("failed to write lib.rs");
}
'')
];
};
};
};
brotliCrates = (callPackage ./brotli-crates.nix {});
in lib.mapAttrs (key: value: mkTest (value // lib.optionalAttrs (!value?crateName) { crateName = key; })) cases // {