echo_build_heading() { if (( $# == 1 )); then echo_colored "Building $1" else echo_colored "Building $1 ($2)" fi } build_lib() { lib_src=$1 echo_build_heading $lib_src ${libName} noisily rustc \ --crate-name $CRATE_NAME \ $lib_src \ --out-dir target/lib \ -L dependency=target/deps \ --cap-lints allow \ $LINK \ $EXTRA_LINK_ARGS \ $EXTRA_LINK_ARGS_LIB \ $LIB_RUSTC_OPTS \ $BUILD_OUT_DIR \ $EXTRA_BUILD \ $EXTRA_FEATURES \ $EXTRA_RUSTC_FLAGS \ --color $colors EXTRA_LIB=" --extern $CRATE_NAME=target/lib/lib$CRATE_NAME-$metadata.rlib" if [ -e target/deps/lib$CRATE_NAME-$metadata$LIB_EXT ]; then EXTRA_LIB="$EXTRA_LIB --extern $CRATE_NAME=target/lib/lib$CRATE_NAME-$metadata$LIB_EXT" fi } build_bin() { local crate_name=$1 local crate_name_=$(echo $crate_name | tr '-' '_') local main_file="" if [[ ! -z $2 ]]; then main_file=$2 fi echo_build_heading $@ noisily rustc \ --crate-name $crate_name_ \ $main_file \ --crate-type bin \ $BIN_RUSTC_OPTS \ --out-dir target/bin \ -L dependency=target/deps \ $LINK \ $EXTRA_LINK_ARGS \ $EXTRA_LINK_ARGS_BINS \ $EXTRA_LIB \ --cap-lints allow \ $BUILD_OUT_DIR \ $EXTRA_BUILD \ $EXTRA_FEATURES \ $EXTRA_RUSTC_FLAGS \ --color ${colors} \ if [ "$crate_name_" != "$crate_name" ]; then mv target/bin/$crate_name_ target/bin/$crate_name fi } build_lib_test() { local file="$1" EXTRA_RUSTC_FLAGS="--test $EXTRA_RUSTC_FLAGS" build_lib "$1" "$2" } build_bin_test() { local crate="$1" local file="$2" EXTRA_RUSTC_FLAGS="--test $EXTRA_RUSTC_FLAGS" build_bin "$1" "$2" } build_bin_test_file() { local file="$1" local derived_crate_name="${file//\//_}" # Make sure to strip the top level `tests` directory: see #204051. Note that # a forward slash has now become an underscore due to the substitution # above. derived_crate_name=${derived_crate_name#"tests_"} derived_crate_name="${derived_crate_name%.rs}" build_bin_test "$derived_crate_name" "$file" } # Add additional link options that were provided by the build script. setup_link_paths() { EXTRA_LIB="" if [[ -e target/link_ ]]; then EXTRA_BUILD="$(cat target/link_) $EXTRA_BUILD" fi echo "$EXTRA_LINK_SEARCH" | while read i; do if [[ ! -z "$i" ]]; then for library in $i; do echo "-L $library" >> target/link L=$(echo $library | sed -e "s#$(pwd)/target/build#$lib/lib#") echo "-L $L" >> target/link.final done fi done echo "$EXTRA_LINK_LIBS" | while read i; do if [[ ! -z "$i" ]]; then for library in $i; do echo "-l $library" >> target/link done fi done if [[ -e target/link ]]; then tr '\n' ' ' < target/link > target/link_ LINK=$(cat target/link_) fi } search_for_bin_path() { # heuristic to "guess" the correct source file as found in cargo: # https://github.com/rust-lang/cargo/blob/90fc9f620190d5fa3c80b0c8c65a1e1361e6b8ae/src/cargo/util/toml/targets.rs#L308-L325 BIN_NAME=$1 BIN_NAME_=$(echo $BIN_NAME | tr '-' '_') # the first two cases are the "new" default IIRC FILES=( "src/bin/$BIN_NAME.rs" "src/bin/$BIN_NAME/main.rs" "src/bin/$BIN_NAME_.rs" "src/bin/$BIN_NAME_/main.rs" "src/bin/main.rs" "src/main.rs" ) if ! [ -e "$LIB_PATH" -o -e src/lib.rs -o -e "src/$LIB_NAME.rs" ]; then # if this is not a library the following path is also valid FILES=( "src/$BIN_NAME.rs" "src/$BIN_NAME_.rs" "${FILES[@]}" ) fi for file in "${FILES[@]}"; do echo "checking file $file" # first file that exists wins if [[ -e "$file" ]]; then BIN_PATH="$file" break fi done if [[ -z "$BIN_PATH" ]]; then echo_error "ERROR: failed to find file for binary target: $BIN_NAME" >&2 exit 1 fi } # Extracts cargo_toml_path of the matching crate. matching_cargo_toml_path() { local manifest_path="$1" local expected_crate_name="$2" # If the Cargo.toml is not a workspace root, # it will only contain one package in ".packages" # because "--no-deps" suppressed dependency resolution. # # But to make it more general, we search for a matching # crate in all packages and use the manifest path that # is referenced there. cargo metadata --no-deps --format-version 1 \ --manifest-path "$manifest_path" \ | jq -r '.packages[] | select( .name == "'$expected_crate_name'") | .manifest_path' } # Find a Cargo.toml in the current or any sub directory # with a matching crate name. matching_cargo_toml_dir() { local expected_crate_name="$1" find -L -name Cargo.toml | sort | while read manifest_path; do echo "...checking manifest_path $manifest_path" >&2 local matching_path="$(matching_cargo_toml_path "$manifest_path" "$expected_crate_name")" if [ -n "${matching_path}" ]; then echo "$(dirname $matching_path)" break fi done }