forked from mirrors/nixpkgs
04e7462ee6
* Make errors include the crate name and make them much more prominent. * Move more code into lib.sh * Already source generated logging code and lib.sh in configure
108 lines
3.5 KiB
Nix
108 lines
3.5 KiB
Nix
{ lib, stdenv, mkRustcDepArgs, rust }:
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{ crateName,
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dependencies,
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crateFeatures, crateRenames, libName, release, libPath,
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crateType, metadata, crateBin, hasCrateBin,
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extraRustcOpts, verbose, colors,
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buildTests
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}:
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let
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baseRustcOpts =
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[(if release then "-C opt-level=3" else "-C debuginfo=2")]
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++ ["-C codegen-units=$NIX_BUILD_CORES"]
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++ ["--remap-path-prefix=$NIX_BUILD_TOP=/" ]
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++ [(mkRustcDepArgs dependencies crateRenames)]
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++ [crateFeatures]
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++ extraRustcOpts
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++ lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) "--target ${rust.toRustTarget stdenv.hostPlatform} -C linker=${stdenv.hostPlatform.config}-gcc"
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;
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rustcMeta = "-C metadata=${metadata} -C extra-filename=-${metadata}";
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# build the final rustc arguments that can be different between different
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# crates
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libRustcOpts = lib.concatStringsSep " " (
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baseRustcOpts
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++ [rustcMeta]
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++ (map (x: "--crate-type ${x}") crateType)
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);
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binRustcOpts = lib.concatStringsSep " " (
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baseRustcOpts
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);
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build_bin = if buildTests then "build_bin_test" else "build_bin";
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in ''
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runHook preBuild
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# configure & source common build functions
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LIB_RUSTC_OPTS="${libRustcOpts}"
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BIN_RUSTC_OPTS="${binRustcOpts}"
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LIB_EXT="${stdenv.hostPlatform.extensions.sharedLibrary}"
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LIB_PATH="${libPath}"
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LIB_NAME="${libName}"
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CRATE_NAME='${lib.replaceStrings ["-"] ["_"] libName}'
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setup_link_paths
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if [[ -e "$LIB_PATH" ]]; then
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build_lib "$LIB_PATH"
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${lib.optionalString buildTests ''build_lib_test "$LIB_PATH"''}
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elif [[ -e src/lib.rs ]]; then
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build_lib src/lib.rs
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${lib.optionalString buildTests "build_lib_test src/lib.rs"}
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fi
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${lib.optionalString (lib.length crateBin > 0) (lib.concatMapStringsSep "\n" (bin: ''
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mkdir -p target/bin
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BIN_NAME='${bin.name or crateName}'
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${if !bin ? path then ''
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BIN_PATH=""
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search_for_bin_path "$BIN_NAME"
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'' else ''
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BIN_PATH='${bin.path}'
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''}
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${build_bin} "$BIN_NAME" "$BIN_PATH"
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'') crateBin)}
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${lib.optionalString buildTests ''
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# When tests are enabled build all the files in the `tests` directory as
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# test binaries.
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if [ -d tests ]; then
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# find all the .rs files (or symlinks to those) in the tests directory, no subdirectories
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find tests -maxdepth 1 \( -type f -o -type l \) -a -name '*.rs' -print0 | while IFS= read -r -d ''' file; do
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mkdir -p target/bin
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build_bin_test_file "$file"
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done
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# find all the subdirectories of tests/ that contain a main.rs file as
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# that is also a test according to cargo
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find tests/ -mindepth 1 -maxdepth 2 \( -type f -o -type l \) -a -name 'main.rs' -print0 | while IFS= read -r -d ''' file; do
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mkdir -p target/bin
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build_bin_test_file "$file"
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done
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fi
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''}
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# If crateBin is empty and hasCrateBin is not set then we must try to
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# detect some kind of bin target based on some files that might exist.
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${lib.optionalString (lib.length crateBin == 0 && !hasCrateBin) ''
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if [[ -e src/main.rs ]]; then
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mkdir -p target/bin
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${build_bin} ${crateName} src/main.rs
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fi
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for i in src/bin/*.rs; do #*/
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mkdir -p target/bin
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${build_bin} "$(basename $i .rs)" "$i"
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done
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''}
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# Remove object files to avoid "wrong ELF type"
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find target -type f -name "*.o" -print0 | xargs -0 rm -f
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runHook postBuild
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''
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