The build expression got quiet large over time and to make it a bit easier to grasp the different scripts involved in the build are now separated from the nix file.wip/yesman
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0c50140da5
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1371815060
@ -1,494 +0,0 @@ |
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# Code for buildRustCrate, a Nix function that builds Rust code, just |
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# like Cargo, but using Nix instead. |
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# |
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# This can be useful for deploying packages with NixOps, and to share |
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# binary dependencies between projects. |
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|
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{ lib, stdenv, defaultCrateOverrides, fetchCrate, ncurses, rustc }: |
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|
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let makeDeps = dependencies: |
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(lib.concatMapStringsSep " " (dep: |
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let extern = lib.strings.replaceStrings ["-"] ["_"] dep.libName; in |
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(if dep.crateType == "lib" then |
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" --extern ${extern}=${dep.out}/lib/lib${extern}-${dep.metadata}.rlib" |
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else |
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" --extern ${extern}=${dep.out}/lib/lib${extern}-${dep.metadata}${stdenv.hostPlatform.extensions.sharedLibrary}") |
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) dependencies); |
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|
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# This doesn't appear to be officially documented anywhere yet. |
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# See https://github.com/rust-lang-nursery/rust-forge/issues/101. |
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target_os = if stdenv.hostPlatform.isDarwin |
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then "macos" |
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else stdenv.hostPlatform.parsed.kernel.name; |
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|
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echo_build_heading = colors: '' |
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echo_build_heading() { |
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start="" |
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end="" |
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if [[ "${colors}" == "always" ]]; then |
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start="$(printf '\033[0;1;32m')" #set bold, and set green. |
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end="$(printf '\033[0m')" #returns to "normal" |
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fi |
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if (( $# == 1 )); then |
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echo "$start""Building $1""$end" |
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else |
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echo "$start""Building $1 ($2)""$end" |
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fi |
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} |
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''; |
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noisily = colors: verbose: '' |
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noisily() { |
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start="" |
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end="" |
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if [[ "${colors}" == "always" ]]; then |
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start="$(printf '\033[0;1;32m')" #set bold, and set green. |
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end="$(printf '\033[0m')" #returns to "normal" |
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fi |
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${lib.optionalString verbose '' |
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echo -n "$start"Running "$end" |
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echo $@ |
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''} |
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$@ |
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} |
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''; |
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|
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configureCrate = |
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{ crateName, crateVersion, crateAuthors, build, libName, crateFeatures, colors, libPath, release, buildDependencies, completeDeps, completeBuildDeps, verbose, workspace_member, extraLinkFlags }: |
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let version_ = lib.splitString "-" crateVersion; |
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versionPre = if lib.tail version_ == [] then "" else builtins.elemAt version_ 1; |
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version = lib.splitString "." (lib.head version_); |
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rustcOpts = (if release then "-C opt-level=3" else "-C debuginfo=2"); |
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buildDeps = makeDeps buildDependencies; |
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authors = lib.concatStringsSep ":" crateAuthors; |
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optLevel = if release then 3 else 0; |
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completeDepsDir = lib.concatStringsSep " " completeDeps; |
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completeBuildDepsDir = lib.concatStringsSep " " completeBuildDeps; |
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in '' |
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cd ${workspace_member} |
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runHook preConfigure |
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${echo_build_heading colors} |
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${noisily colors verbose} |
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symlink_dependency() { |
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# $1 is the nix-store path of a dependency |
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# $2 is the target path |
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i=$1 |
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ln -s -f $i/lib/*.rlib $2 #*/ |
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ln -s -f $i/lib/*.so $i/lib/*.dylib $2 #*/ |
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if [ -e "$i/lib/link" ]; then |
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cat $i/lib/link >> target/link |
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cat $i/lib/link >> target/link.final |
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fi |
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if [ -e $i/env ]; then |
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source $i/env |
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fi |
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} |
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|
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mkdir -p target/{deps,lib,build,buildDeps} |
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chmod uga+w target -R |
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echo ${extraLinkFlags} > target/link |
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echo ${extraLinkFlags} > target/link.final |
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for i in ${completeDepsDir}; do |
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symlink_dependency $i target/deps |
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done |
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for i in ${completeBuildDepsDir}; do |
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symlink_dependency $i target/buildDeps |
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done |
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if [[ -e target/link ]]; then |
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sort -u target/link > target/link.sorted |
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mv target/link.sorted target/link |
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sort -u target/link.final > target/link.final.sorted |
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mv target/link.final.sorted target/link.final |
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tr '\n' ' ' < target/link > target/link_ |
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fi |
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EXTRA_BUILD="" |
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BUILD_OUT_DIR="" |
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export CARGO_PKG_NAME=${crateName} |
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export CARGO_PKG_VERSION=${crateVersion} |
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export CARGO_PKG_AUTHORS="${authors}" |
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|
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export CARGO_CFG_TARGET_ARCH=${stdenv.hostPlatform.parsed.cpu.name} |
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export CARGO_CFG_TARGET_OS=${target_os} |
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export CARGO_CFG_TARGET_FAMILY="unix" |
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export CARGO_CFG_UNIX=1 |
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export CARGO_CFG_TARGET_ENV="gnu" |
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export CARGO_CFG_TARGET_ENDIAN=${if stdenv.hostPlatform.parsed.cpu.significantByte.name == "littleEndian" then "little" else "big"} |
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export CARGO_CFG_TARGET_POINTER_WIDTH=${toString stdenv.hostPlatform.parsed.cpu.bits} |
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export CARGO_CFG_TARGET_VENDOR=${stdenv.hostPlatform.parsed.vendor.name} |
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|
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export CARGO_MANIFEST_DIR="." |
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export DEBUG="${toString (!release)}" |
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export OPT_LEVEL="${toString optLevel}" |
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export TARGET="${stdenv.hostPlatform.config}" |
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export HOST="${stdenv.hostPlatform.config}" |
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export PROFILE=${if release then "release" else "debug"} |
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export OUT_DIR=$(pwd)/target/build/${crateName}.out |
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export CARGO_PKG_VERSION_MAJOR=${builtins.elemAt version 0} |
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export CARGO_PKG_VERSION_MINOR=${builtins.elemAt version 1} |
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export CARGO_PKG_VERSION_PATCH=${builtins.elemAt version 2} |
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if [[ -n "${versionPre}" ]]; then |
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export CARGO_PKG_VERSION_PRE="${versionPre}" |
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fi |
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|
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BUILD="" |
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if [[ ! -z "${build}" ]] ; then |
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BUILD=${build} |
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elif [[ -e "build.rs" ]]; then |
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BUILD="build.rs" |
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fi |
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if [[ ! -z "$BUILD" ]] ; then |
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echo_build_heading "$BUILD" ${libName} |
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mkdir -p target/build/${crateName} |
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EXTRA_BUILD_FLAGS="" |
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if [ -e target/link_ ]; then |
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EXTRA_BUILD_FLAGS=$(cat target/link_) |
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fi |
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if [ -e target/link.build ]; then |
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EXTRA_BUILD_FLAGS="$EXTRA_BUILD_FLAGS $(cat target/link.build)" |
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fi |
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noisily rustc --crate-name build_script_build $BUILD --crate-type bin ${rustcOpts} \ |
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${crateFeatures} --out-dir target/build/${crateName} --emit=dep-info,link \ |
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-L dependency=target/buildDeps ${buildDeps} --cap-lints allow $EXTRA_BUILD_FLAGS --color ${colors} |
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|
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mkdir -p target/build/${crateName}.out |
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export RUST_BACKTRACE=1 |
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BUILD_OUT_DIR="-L $OUT_DIR" |
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mkdir -p $OUT_DIR |
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target/build/${crateName}/build_script_build > target/build/${crateName}.opt |
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set +e |
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EXTRA_BUILD=$(sed -n "s/^cargo:rustc-flags=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
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EXTRA_FEATURES=$(sed -n "s/^cargo:rustc-cfg=\(.*\)/--cfg \1/p" target/build/${crateName}.opt | tr '\n' ' ') |
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EXTRA_LINK=$(sed -n "s/^cargo:rustc-link-lib=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
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EXTRA_LINK_SEARCH=$(sed -n "s/^cargo:rustc-link-search=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
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|
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for env in $(sed -n "s/^cargo:rustc-env=\(.*\)/\1/p" target/build/${crateName}.opt); do |
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export $env |
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done |
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|
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CRATENAME=$(echo ${crateName} | sed -e "s/\(.*\)-sys$/\U\1/") |
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grep -P "^cargo:(?!(rustc-|warning=|rerun-if-changed=|rerun-if-env-changed))" target/build/${crateName}.opt \ |
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| sed -e "s/cargo:\([^=]*\)=\(.*\)/export DEP_$(echo $CRATENAME)_\U\1\E=\2/" > target/env |
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set -e |
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if [[ -n "$(ls target/build/${crateName}.out)" ]]; then |
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|
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if [[ -e "${libPath}" ]]; then |
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cp -r target/build/${crateName}.out/* $(dirname ${libPath}) #*/ |
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else |
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cp -r target/build/${crateName}.out/* src #*/ |
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fi |
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fi |
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fi |
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runHook postConfigure |
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''; |
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buildCrate = { crateName, |
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dependencies, |
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crateFeatures, libName, release, libPath, |
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crateType, metadata, crateBin, finalBins, |
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extraRustcOpts, verbose, colors }: |
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let deps = makeDeps dependencies; |
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rustcOpts = |
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lib.lists.foldl' (opts: opt: opts + " " + opt) |
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(if release then "-C opt-level=3" else "-C debuginfo=2") |
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(["-C codegen-units=1"] ++ extraRustcOpts); |
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rustcMeta = "-C metadata=${metadata} -C extra-filename=-${metadata}"; |
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in '' |
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runHook preBuild |
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norm="" |
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bold="" |
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green="" |
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boldgreen="" |
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if [[ "${colors}" == "always" ]]; then |
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norm="$(printf '\033[0m')" #returns to "normal" |
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bold="$(printf '\033[0;1m')" #set bold |
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green="$(printf '\033[0;32m')" #set green |
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boldgreen="$(printf '\033[0;1;32m')" #set bold, and set green. |
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fi |
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${echo_build_heading colors} |
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${noisily colors verbose} |
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build_lib() { |
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lib_src=$1 |
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echo_build_heading $lib_src ${libName} |
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|
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noisily rustc --crate-name $CRATE_NAME $lib_src --crate-type ${crateType} \ |
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${rustcOpts} ${rustcMeta} ${crateFeatures} --out-dir target/lib \ |
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--emit=dep-info,link -L dependency=target/deps ${deps} --cap-lints allow \ |
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$BUILD_OUT_DIR $EXTRA_BUILD $EXTRA_FEATURES --color ${colors} |
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EXTRA_LIB=" --extern $CRATE_NAME=target/lib/lib$CRATE_NAME-${metadata}.rlib" |
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if [ -e target/deps/lib$CRATE_NAME-${metadata}${stdenv.hostPlatform.extensions.sharedLibrary} ]; then |
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EXTRA_LIB="$EXTRA_LIB --extern $CRATE_NAME=target/lib/lib$CRATE_NAME-${metadata}${stdenv.hostPlatform.extensions.sharedLibrary}" |
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fi |
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} |
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|
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build_bin() { |
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crate_name=$1 |
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crate_name_=$(echo $crate_name | sed -e "s/-/_/g") |
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main_file="" |
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if [[ ! -z $2 ]]; then |
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main_file=$2 |
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fi |
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echo_build_heading $@ |
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noisily rustc --crate-name $crate_name_ $main_file --crate-type bin ${rustcOpts}\ |
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${crateFeatures} --out-dir target/bin --emit=dep-info,link -L dependency=target/deps \ |
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$LINK ${deps}$EXTRA_LIB --cap-lints allow \ |
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$BUILD_OUT_DIR $EXTRA_BUILD $EXTRA_FEATURES --color ${colors} |
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if [ "$crate_name_" != "$crate_name" ]; then |
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mv target/bin/$crate_name_ target/bin/$crate_name |
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fi |
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} |
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|
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|
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EXTRA_LIB="" |
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CRATE_NAME=$(echo ${libName} | sed -e "s/-/_/g") |
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if [[ -e target/link_ ]]; then |
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EXTRA_BUILD="$(cat target/link_) $EXTRA_BUILD" |
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fi |
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|
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if [[ -e "${libPath}" ]]; then |
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build_lib ${libPath} |
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elif [[ -e src/lib.rs ]]; then |
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build_lib src/lib.rs |
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elif [[ -e src/${libName}.rs ]]; then |
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build_lib src/${libName}.rs |
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fi |
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|
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echo "$EXTRA_LINK_SEARCH" | while read i; do |
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if [[ ! -z "$i" ]]; then |
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for lib in $i; do |
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echo "-L $lib" >> target/link |
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L=$(echo $lib | sed -e "s#$(pwd)/target/build#$out/lib#") |
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echo "-L $L" >> target/link.final |
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done |
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fi |
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done |
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echo "$EXTRA_LINK" | while read i; do |
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if [[ ! -z "$i" ]]; then |
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for lib in $i; do |
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echo "-l $lib" >> target/link |
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echo "-l $lib" >> target/link.final |
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done |
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fi |
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done |
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|
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if [[ -e target/link ]]; then |
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sort -u target/link.final > target/link.final.sorted |
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mv target/link.final.sorted target/link.final |
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sort -u target/link > target/link.sorted |
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mv target/link.sorted target/link |
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|
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tr '\n' ' ' < target/link > target/link_ |
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LINK=$(cat target/link_) |
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fi |
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|
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mkdir -p target/bin |
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printf "%s\n" "${crateBin}" | head -n1 | tr -s ',' '\n' | while read -r BIN_NAME BIN_PATH; do |
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# filter empty entries / empty "lines" |
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if [[ -z "$BIN_NAME" ]]; then |
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continue |
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fi |
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|
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if [[ -z "$BIN_PATH" ]]; then |
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# heuristic to "guess" the correct source file as found in cargo: |
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# https://github.com/rust-lang/cargo/blob/90fc9f620190d5fa3c80b0c8c65a1e1361e6b8ae/src/cargo/util/toml/targets.rs#L308-L325 |
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|
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# the first two cases are the "new" default IIRC |
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BIN_NAME_=$(echo $BIN_NAME | sed -e 's/-/_/g') |
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FILES="src/bin/$BIN_NAME_.rs src/bin/$BIN_NAME_/main.rs src/bin/main.rs src/main.rs" |
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|
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if ! [ -e "${libPath}" -o -e src/lib.rs -o -e "src/${libName}.rs" ]; then |
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# if this is not a library the following path is also valid |
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FILES="src/$BIN_NAME_.rs $FILES" |
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fi |
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|
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echo $FILES |
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for file in $FILES; |
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do |
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echo "checking file $file" |
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# first file that exists wins |
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if [[ -e "$file" ]]; then |
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BIN_PATH="$file" |
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break |
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fi |
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done |
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|
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if [[ -z "$BIN_PATH" ]]; then |
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echo "failed to find file for binary target: $BIN_NAME" >&2 |
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exit 1 |
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fi |
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fi |
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build_bin $BIN_NAME $BIN_PATH |
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done |
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|
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|
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${lib.optionalString (crateBin == "") '' |
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if [[ -e src/main.rs ]]; then |
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build_bin ${crateName} src/main.rs |
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fi |
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for i in src/bin/*.rs; do #*/ |
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build_bin "$(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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'' + finalBins + '' |
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runHook postBuild |
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''; |
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|
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installCrate = crateName: metadata: '' |
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runHook preInstall |
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mkdir -p $out |
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if [[ -s target/env ]]; then |
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cp target/env $out/env |
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fi |
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if [[ -s target/link.final ]]; then |
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mkdir -p $out/lib |
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cp target/link.final $out/lib/link |
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fi |
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if [[ "$(ls -A target/lib)" ]]; then |
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mkdir -p $out/lib |
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cp target/lib/* $out/lib #*/ |
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for lib in $out/lib/*.so $out/lib/*.dylib; do #*/ |
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ln -s $lib $(echo $lib | sed -e "s/-${metadata}//") |
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done |
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fi |
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if [[ "$(ls -A target/build)" ]]; then # */ |
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mkdir -p $out/lib |
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cp -r target/build/* $out/lib # */ |
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fi |
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if [[ "$(ls -A target/bin)" ]]; then |
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mkdir -p $out/bin |
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cp -P target/bin/* $out/bin # */ |
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fi |
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runHook postInstall |
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''; |
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in |
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|
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crate_: lib.makeOverridable ({ rust, release, verbose, features, buildInputs, crateOverrides, |
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dependencies, buildDependencies, |
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extraRustcOpts, |
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preUnpack, postUnpack, prePatch, patches, postPatch, |
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preConfigure, postConfigure, preBuild, postBuild, preInstall, postInstall }: |
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|
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let crate = crate_ // (lib.attrByPath [ crate_.crateName ] (attr: {}) crateOverrides crate_); |
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dependencies_ = dependencies; |
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buildDependencies_ = buildDependencies; |
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processedAttrs = [ |
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"src" "buildInputs" "crateBin" "crateLib" "libName" "libPath" |
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"buildDependencies" "dependencies" "features" |
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"crateName" "version" "build" "authors" "colors" |
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]; |
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extraDerivationAttrs = lib.filterAttrs (n: v: ! lib.elem n processedAttrs) crate; |
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buildInputs_ = buildInputs; |
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in |
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stdenv.mkDerivation (rec { |
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|
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inherit (crate) crateName; |
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inherit preUnpack postUnpack prePatch patches postPatch preConfigure postConfigure preBuild postBuild preInstall postInstall; |
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|
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src = if lib.hasAttr "src" crate then |
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crate.src |
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else |
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fetchCrate { inherit (crate) crateName version sha256; }; |
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name = "rust_${crate.crateName}-${crate.version}"; |
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buildInputs = [ rust ncurses ] ++ (crate.buildInputs or []) ++ buildInputs_; |
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dependencies = |
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builtins.map |
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(dep: dep.override { rust = rust; release = release; verbose = verbose; crateOverrides = crateOverrides; }) |
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dependencies_; |
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|
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buildDependencies = |
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builtins.map |
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(dep: dep.override { rust = rust; release = release; verbose = verbose; crateOverrides = crateOverrides; }) |
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buildDependencies_; |
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|
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completeDeps = lib.lists.unique (dependencies ++ lib.lists.concatMap (dep: dep.completeDeps) dependencies); |
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completeBuildDeps = lib.lists.unique ( |
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buildDependencies |
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++ lib.lists.concatMap (dep: dep.completeBuildDeps ++ dep.completeDeps) buildDependencies |
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); |
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|
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crateFeatures = if crate ? features then |
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lib.concatMapStringsSep " " (f: "--cfg feature=\\\"${f}\\\"") (crate.features ++ features) #" |
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else ""; |
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|
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libName = if crate ? libName then crate.libName else crate.crateName; |
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libPath = if crate ? libPath then crate.libPath else ""; |
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|
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depsMetadata = builtins.foldl' (str: dep: str + dep.metadata) "" (dependencies ++ buildDependencies); |
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metadata = builtins.substring 0 10 (builtins.hashString "sha256" (crateName + "-" + crateVersion + "___" + toString crateFeatures + "___" + depsMetadata )); |
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|
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crateBin = if crate ? crateBin then |
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builtins.foldl' (bins: bin: let |
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_name = (if bin ? name then bin.name else crateName); |
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name = lib.strings.replaceStrings ["-"] ["_"] _name; |
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path = if bin ? path then bin.path else ""; |
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in |
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bins + (if bin == "" then "" else ",") + "${name} ${path}" |
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|
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) "" crate.crateBin |
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else ""; |
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|
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finalBins = if crate ? crateBin then |
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builtins.foldl' (bins: bin: |
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let name = lib.strings.replaceStrings ["-"] ["_"] |
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(if bin ? name then bin.name else crateName); |
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new_name = if bin ? name then bin.name else crateName; |
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in |
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if name == new_name then bins else |
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(bins + "mv target/bin/${name} target/bin/${new_name};") |
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|
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) "" crate.crateBin |
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else ""; |
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|
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build = crate.build or ""; |
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workspace_member = crate.workspace_member or "."; |
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crateVersion = crate.version; |
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crateAuthors = if crate ? authors && lib.isList crate.authors then crate.authors else []; |
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crateType = |
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if lib.attrByPath ["procMacro"] false crate then "proc-macro" else |
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if lib.attrByPath ["plugin"] false crate then "dylib" else |
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(crate.type or "lib"); |
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colors = lib.attrByPath [ "colors" ] "always" crate; |
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extraLinkFlags = builtins.concatStringsSep " " (crate.extraLinkFlags or []); |
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configurePhase = configureCrate { |
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inherit crateName buildDependencies completeDeps completeBuildDeps |
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crateFeatures libName build workspace_member release libPath crateVersion |
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extraLinkFlags |
||||
crateAuthors verbose colors; |
||||
}; |
||||
extraRustcOpts = if crate ? extraRustcOpts then crate.extraRustcOpts else []; |
||||
buildPhase = buildCrate { |
||||
inherit crateName dependencies |
||||
crateFeatures libName release libPath crateType |
||||
metadata crateBin finalBins verbose colors |
||||
extraRustcOpts; |
||||
}; |
||||
installPhase = installCrate crateName metadata; |
||||
|
||||
} // extraDerivationAttrs |
||||
)) { |
||||
rust = rustc; |
||||
release = crate_.release or true; |
||||
verbose = crate_.verbose or true; |
||||
extraRustcOpts = []; |
||||
features = []; |
||||
buildInputs = []; |
||||
crateOverrides = defaultCrateOverrides; |
||||
preUnpack = crate_.preUnpack or ""; |
||||
postUnpack = crate_.postUnpack or ""; |
||||
prePatch = crate_.prePatch or ""; |
||||
patches = crate_.patches or []; |
||||
postPatch = crate_.postPatch or ""; |
||||
preConfigure = crate_.preConfigure or ""; |
||||
postConfigure = crate_.postConfigure or ""; |
||||
preBuild = crate_.preBuild or ""; |
||||
postBuild = crate_.postBuild or ""; |
||||
preInstall = crate_.preInstall or ""; |
||||
postInstall = crate_.postInstall or ""; |
||||
dependencies = crate_.dependencies or []; |
||||
buildDependencies = crate_.buildDependencies or []; |
||||
} |
@ -0,0 +1,129 @@ |
||||
{ lib, stdenv, echo_build_heading, noisily, makeDeps }: |
||||
{ build, buildDependencies, colors, completeBuildDeps, completeDeps, crateAuthors, crateFeatures, crateName, crateVersion, extraLinkFlags, libName, libPath, release, target_os, verbose, workspace_member }: |
||||
let version_ = lib.splitString "-" crateVersion; |
||||
versionPre = if lib.tail version_ == [] then "" else builtins.elemAt version_ 1; |
||||
version = lib.splitString "." (lib.head version_); |
||||
rustcOpts = (if release then "-C opt-level=3" else "-C debuginfo=2"); |
||||
buildDeps = makeDeps buildDependencies; |
||||
authors = lib.concatStringsSep ":" crateAuthors; |
||||
optLevel = if release then 3 else 0; |
||||
completeDepsDir = lib.concatStringsSep " " completeDeps; |
||||
completeBuildDepsDir = lib.concatStringsSep " " completeBuildDeps; |
||||
in '' |
||||
cd ${workspace_member} |
||||
runHook preConfigure |
||||
${echo_build_heading colors} |
||||
${noisily colors verbose} |
||||
symlink_dependency() { |
||||
# $1 is the nix-store path of a dependency |
||||
# $2 is the target path |
||||
i=$1 |
||||
ln -s -f $i/lib/*.rlib $2 #*/ |
||||
ln -s -f $i/lib/*.so $i/lib/*.dylib $2 #*/ |
||||
if [ -e "$i/lib/link" ]; then |
||||
cat $i/lib/link >> target/link |
||||
cat $i/lib/link >> target/link.final |
||||
fi |
||||
if [ -e $i/env ]; then |
||||
source $i/env |
||||
fi |
||||
} |
||||
|
||||
mkdir -p target/{deps,lib,build,buildDeps} |
||||
chmod uga+w target -R |
||||
echo ${extraLinkFlags} > target/link |
||||
echo ${extraLinkFlags} > target/link.final |
||||
for i in ${completeDepsDir}; do |
||||
symlink_dependency $i target/deps |
||||
done |
||||
for i in ${completeBuildDepsDir}; do |
||||
symlink_dependency $i target/buildDeps |
||||
done |
||||
if [[ -e target/link ]]; then |
||||
sort -u target/link > target/link.sorted |
||||
mv target/link.sorted target/link |
||||
sort -u target/link.final > target/link.final.sorted |
||||
mv target/link.final.sorted target/link.final |
||||
tr '\n' ' ' < target/link > target/link_ |
||||
fi |
||||
EXTRA_BUILD="" |
||||
BUILD_OUT_DIR="" |
||||
export CARGO_PKG_NAME=${crateName} |
||||
export CARGO_PKG_VERSION=${crateVersion} |
||||
export CARGO_PKG_AUTHORS="${authors}" |
||||
|
||||
export CARGO_CFG_TARGET_ARCH=${stdenv.hostPlatform.parsed.cpu.name} |
||||
export CARGO_CFG_TARGET_OS=${target_os} |
||||
export CARGO_CFG_TARGET_FAMILY="unix" |
||||
export CARGO_CFG_UNIX=1 |
||||
export CARGO_CFG_TARGET_ENV="gnu" |
||||
export CARGO_CFG_TARGET_ENDIAN=${if stdenv.hostPlatform.parsed.cpu.significantByte.name == "littleEndian" then "little" else "big"} |
||||
export CARGO_CFG_TARGET_POINTER_WIDTH=${toString stdenv.hostPlatform.parsed.cpu.bits} |
||||
export CARGO_CFG_TARGET_VENDOR=${stdenv.hostPlatform.parsed.vendor.name} |
||||
|
||||
export CARGO_MANIFEST_DIR="." |
||||
export DEBUG="${toString (!release)}" |
||||
export OPT_LEVEL="${toString optLevel}" |
||||
export TARGET="${stdenv.hostPlatform.config}" |
||||
export HOST="${stdenv.hostPlatform.config}" |
||||
export PROFILE=${if release then "release" else "debug"} |
||||
export OUT_DIR=$(pwd)/target/build/${crateName}.out |
||||
export CARGO_PKG_VERSION_MAJOR=${builtins.elemAt version 0} |
||||
export CARGO_PKG_VERSION_MINOR=${builtins.elemAt version 1} |
||||
export CARGO_PKG_VERSION_PATCH=${builtins.elemAt version 2} |
||||
if [[ -n "${versionPre}" ]]; then |
||||
export CARGO_PKG_VERSION_PRE="${versionPre}" |
||||
fi |
||||
|
||||
BUILD="" |
||||
if [[ ! -z "${build}" ]] ; then |
||||
BUILD=${build} |
||||
elif [[ -e "build.rs" ]]; then |
||||
BUILD="build.rs" |
||||
fi |
||||
if [[ ! -z "$BUILD" ]] ; then |
||||
echo_build_heading "$BUILD" ${libName} |
||||
mkdir -p target/build/${crateName} |
||||
EXTRA_BUILD_FLAGS="" |
||||
if [ -e target/link_ ]; then |
||||
EXTRA_BUILD_FLAGS=$(cat target/link_) |
||||
fi |
||||
if [ -e target/link.build ]; then |
||||
EXTRA_BUILD_FLAGS="$EXTRA_BUILD_FLAGS $(cat target/link.build)" |
||||
fi |
||||
noisily rustc --crate-name build_script_build $BUILD --crate-type bin ${rustcOpts} \ |
||||
${crateFeatures} --out-dir target/build/${crateName} --emit=dep-info,link \ |
||||
-L dependency=target/buildDeps ${buildDeps} --cap-lints allow $EXTRA_BUILD_FLAGS --color ${colors} |
||||
|
||||
mkdir -p target/build/${crateName}.out |
||||
export RUST_BACKTRACE=1 |
||||
BUILD_OUT_DIR="-L $OUT_DIR" |
||||
mkdir -p $OUT_DIR |
||||
target/build/${crateName}/build_script_build > target/build/${crateName}.opt |
||||
set +e |
||||
EXTRA_BUILD=$(sed -n "s/^cargo:rustc-flags=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
||||
EXTRA_FEATURES=$(sed -n "s/^cargo:rustc-cfg=\(.*\)/--cfg \1/p" target/build/${crateName}.opt | tr '\n' ' ') |
||||
EXTRA_LINK=$(sed -n "s/^cargo:rustc-link-lib=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
||||
EXTRA_LINK_SEARCH=$(sed -n "s/^cargo:rustc-link-search=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u) |
||||
|
||||
for env in $(sed -n "s/^cargo:rustc-env=\(.*\)/\1/p" target/build/${crateName}.opt); do |
||||
export $env |
||||
done |
||||
|
||||
CRATENAME=$(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 |
||||
'' |
||||
|
@ -0,0 +1,186 @@ |
||||
# Code for buildRustCrate, a Nix function that builds Rust code, just |
||||
# like Cargo, but using Nix instead. |
||||
# |
||||
# This can be useful for deploying packages with NixOps, and to share |
||||
# binary dependencies between projects. |
||||
|
||||
{ lib, stdenv, defaultCrateOverrides, fetchCrate, ncurses, rustc }: |
||||
|
||||
let |
||||
# This doesn't appear to be officially documented anywhere yet. |
||||
# See https://github.com/rust-lang-nursery/rust-forge/issues/101. |
||||
target_os = if stdenv.hostPlatform.isDarwin |
||||
then "macos" |
||||
else stdenv.hostPlatform.parsed.kernel.name; |
||||
|
||||
makeDeps = dependencies: |
||||
(lib.concatMapStringsSep " " (dep: |
||||
let extern = lib.strings.replaceStrings ["-"] ["_"] dep.libName; in |
||||
(if dep.crateType == "lib" then |
||||
" --extern ${extern}=${dep.out}/lib/lib${extern}-${dep.metadata}.rlib" |
||||
else |
||||
" --extern ${extern}=${dep.out}/lib/lib${extern}-${dep.metadata}${stdenv.hostPlatform.extensions.sharedLibrary}") |
||||
) dependencies); |
||||
|
||||
echo_build_heading = colors: '' |
||||
echo_build_heading() { |
||||
start="" |
||||
end="" |
||||
if [[ "${colors}" == "always" ]]; then |
||||
start="$(printf '\033[0;1;32m')" #set bold, and set green. |
||||
end="$(printf '\033[0m')" #returns to "normal" |
||||
fi |
||||
if (( $# == 1 )); then |
||||
echo "$start""Building $1""$end" |
||||
else |
||||
echo "$start""Building $1 ($2)""$end" |
||||
fi |
||||
} |
||||
''; |
||||
noisily = colors: verbose: '' |
||||
noisily() { |
||||
start="" |
||||
end="" |
||||
if [[ "${colors}" == "always" ]]; then |
||||
start="$(printf '\033[0;1;32m')" #set bold, and set green. |
||||
end="$(printf '\033[0m')" #returns to "normal" |
||||
fi |
||||
${lib.optionalString verbose '' |
||||
echo -n "$start"Running "$end" |
||||
echo $@ |
||||
''} |
||||
$@ |
||||
} |
||||
''; |
||||
|
||||
configureCrate = import ./configure-crate.nix { inherit lib stdenv echo_build_heading noisily makeDeps; }; |
||||
buildCrate = import ./build-crate.nix { inherit lib stdenv echo_build_heading noisily makeDeps; }; |
||||
installCrate = import ./install-crate.nix; |
||||
|
||||
in |
||||
|
||||
crate_: lib.makeOverridable ({ rust, release, verbose, features, buildInputs, crateOverrides, |
||||
dependencies, buildDependencies, |
||||
extraRustcOpts, |
||||
preUnpack, postUnpack, prePatch, patches, postPatch, |
||||
preConfigure, postConfigure, preBuild, postBuild, preInstall, postInstall }: |
||||
|
||||
let crate = crate_ // (lib.attrByPath [ crate_.crateName ] (attr: {}) crateOverrides crate_); |
||||
dependencies_ = dependencies; |
||||
buildDependencies_ = buildDependencies; |
||||
processedAttrs = [ |
||||
"src" "buildInputs" "crateBin" "crateLib" "libName" "libPath" |
||||
"buildDependencies" "dependencies" "features" |
||||
"crateName" "version" "build" "authors" "colors" |
||||
]; |
||||
extraDerivationAttrs = lib.filterAttrs (n: v: ! lib.elem n processedAttrs) crate; |
||||
buildInputs_ = buildInputs; |
||||
in |
||||
stdenv.mkDerivation (rec { |
||||
|
||||
inherit (crate) crateName; |
||||
inherit preUnpack postUnpack prePatch patches postPatch preConfigure postConfigure preBuild postBuild preInstall postInstall; |
||||
|
||||
src = if lib.hasAttr "src" crate then |
||||
crate.src |
||||
else |
||||
fetchCrate { inherit (crate) crateName version sha256; }; |
||||
name = "rust_${crate.crateName}-${crate.version}"; |
||||
buildInputs = [ rust ncurses ] ++ (crate.buildInputs or []) ++ buildInputs_; |
||||
dependencies = |
||||
builtins.map |
||||
(dep: dep.override { rust = rust; release = release; verbose = verbose; crateOverrides = crateOverrides; }) |
||||
dependencies_; |
||||
|
||||
buildDependencies = |
||||
builtins.map |
||||
(dep: dep.override { rust = rust; release = release; verbose = verbose; crateOverrides = crateOverrides; }) |
||||
buildDependencies_; |
||||
|
||||
completeDeps = lib.lists.unique (dependencies ++ lib.lists.concatMap (dep: dep.completeDeps) dependencies); |
||||
completeBuildDeps = lib.lists.unique ( |
||||
buildDependencies |
||||
++ lib.lists.concatMap (dep: dep.completeBuildDeps ++ dep.completeDeps) buildDependencies |
||||
); |
||||
|
||||
crateFeatures = if crate ? features then |
||||
lib.concatMapStringsSep " " (f: "--cfg feature=\\\"${f}\\\"") (crate.features ++ features) #" |
||||
else ""; |
||||
|
||||
libName = if crate ? libName then crate.libName else crate.crateName; |
||||
libPath = if crate ? libPath then crate.libPath else ""; |
||||
|
||||
depsMetadata = builtins.foldl' (str: dep: str + dep.metadata) "" (dependencies ++ buildDependencies); |
||||
metadata = builtins.substring 0 10 (builtins.hashString "sha256" (crateName + "-" + crateVersion + "___" + toString crateFeatures + "___" + depsMetadata )); |
||||
|
||||
crateBin = if crate ? crateBin then |
||||
builtins.foldl' (bins: bin: let |
||||
_name = (if bin ? name then bin.name else crateName); |
||||
name = lib.strings.replaceStrings ["-"] ["_"] _name; |
||||
path = if bin ? path then bin.path else ""; |
||||
in |
||||
bins + (if bin == "" then "" else ",") + "${name} ${path}" |
||||
|
||||
) "" crate.crateBin |
||||
else ""; |
||||
|
||||
finalBins = if crate ? crateBin then |
||||
builtins.foldl' (bins: bin: |
||||
let name = lib.strings.replaceStrings ["-"] ["_"] |
||||
(if bin ? name then bin.name else crateName); |
||||
new_name = if bin ? name then bin.name else crateName; |
||||
in |
||||
if name == new_name then bins else |
||||
(bins + "mv target/bin/${name} target/bin/${new_name};") |
||||
|
||||
) "" crate.crateBin |
||||
else ""; |
||||
|
||||
build = crate.build or ""; |
||||
workspace_member = crate.workspace_member or "."; |
||||
crateVersion = crate.version; |
||||
crateAuthors = if crate ? authors && lib.isList crate.authors then crate.authors else []; |
||||
crateType = |
||||
if lib.attrByPath ["procMacro"] false crate then "proc-macro" else |
||||
if lib.attrByPath ["plugin"] false crate then "dylib" else |
||||
(crate.type or "lib"); |
||||
colors = lib.attrByPath [ "colors" ] "always" crate; |
||||
extraLinkFlags = builtins.concatStringsSep " " (crate.extraLinkFlags or []); |
||||
configurePhase = configureCrate { |
||||
inherit crateName buildDependencies completeDeps completeBuildDeps |
||||
crateFeatures libName build workspace_member release libPath crateVersion |
||||
extraLinkFlags |
||||
crateAuthors verbose colors target_os; |
||||
}; |
||||
extraRustcOpts = if crate ? extraRustcOpts then crate.extraRustcOpts else []; |
||||
buildPhase = buildCrate { |
||||
inherit crateName dependencies |
||||
crateFeatures libName release libPath crateType |
||||
metadata crateBin finalBins verbose colors |
||||
extraRustcOpts; |
||||
}; |
||||
installPhase = installCrate crateName metadata; |
||||
|
||||
} // extraDerivationAttrs |
||||
)) { |
||||
rust = rustc; |
||||
release = crate_.release or true; |
||||
verbose = crate_.verbose or true; |
||||
extraRustcOpts = []; |
||||
features = []; |
||||
buildInputs = []; |
||||
crateOverrides = defaultCrateOverrides; |
||||
preUnpack = crate_.preUnpack or ""; |
||||
postUnpack = crate_.postUnpack or ""; |
||||
prePatch = crate_.prePatch or ""; |
||||
patches = crate_.patches or []; |
||||
postPatch = crate_.postPatch or ""; |
||||
preConfigure = crate_.preConfigure or ""; |
||||
postConfigure = crate_.postConfigure or ""; |
||||
preBuild = crate_.preBuild or ""; |
||||
postBuild = crate_.postBuild or ""; |
||||
preInstall = crate_.preInstall or ""; |
||||
postInstall = crate_.postInstall or ""; |
||||
dependencies = crate_.dependencies or []; |
||||
buildDependencies = crate_.buildDependencies or []; |
||||
} |
@ -0,0 +1,28 @@ |
||||
crateName: metadata: |
||||
'' |
||||
runHook preInstall |
||||
mkdir -p $out |
||||
if [[ -s target/env ]]; then |
||||
cp target/env $out/env |
||||
fi |
||||
if [[ -s target/link.final ]]; then |
||||
mkdir -p $out/lib |
||||
cp target/link.final $out/lib/link |
||||
fi |
||||
if [[ "$(ls -A target/lib)" ]]; then |
||||
mkdir -p $out/lib |
||||
cp target/lib/* $out/lib #*/ |
||||
for lib in $out/lib/*.so $out/lib/*.dylib; do #*/ |
||||
ln -s $lib $(echo $lib | sed -e "s/-${metadata}//") |
||||
done |
||||
fi |
||||
if [[ "$(ls -A target/build)" ]]; then # */ |
||||
mkdir -p $out/lib |
||||
cp -r target/build/* $out/lib # */ |
||||
fi |
||||
if [[ "$(ls -A target/bin)" ]]; then |
||||
mkdir -p $out/bin |
||||
cp -P target/bin/* $out/bin # */ |
||||
fi |
||||
runHook postInstall |
||||
'' |
Loading…
Reference in new issue