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Commit 404fde5d authored by Joe Onorato's avatar Joe Onorato
Browse files

Move b from a shell function to a shell script at build/bazel/bin/b 

Bug: 244766775
Test: b build //packages/modules/adb/apex:com.android.adbd
Change-Id: I81b627965fcff636a142324e1eb221fd4c746e9d
parent 8d69e1b7

envsetup.sh

+3 −53
Original line number Diff line number Diff line
@@ -253,6 +253,9 @@ function setpaths() 
    local ATEST_PATH="$T/prebuilts/asuite/atest/$os_arch"

    ANDROID_BUILD_PATHS=$ANDROID_BUILD_PATHS:$ACLOUD_PATH:$AIDEGEN_PATH:$ATEST_PATH



    # Build system

    ANDROID_BUILD_PATHS=$ANDROID_BUILD_PATHS:$T/build/bazel/bin



    export ANDROID_BUILD_PATHS=$(tr -s : <<<"${ANDROID_BUILD_PATHS}:")

    export PATH=$ANDROID_BUILD_PATHS$PATH
@@ -1842,59 +1845,6 @@ function _trigger_build() 
    fi

)



# Convenience entry point (like m) to use Bazel in AOSP.

function b()

(

    # zsh breaks posix by not doing string-splitting on unquoted args by default.

    # See https://zsh.sourceforge.io/Guide/zshguide05.html section 5.4.4.

    # Tell it to emulate Bourne shell for this function.

    if [ -n "$ZSH_VERSION" ]; then emulate -L sh; fi



    # Look for the --run-soong-tests flag and skip passing --skip-soong-tests to Soong if present

    local bazel_args=""

    local skip_tests="--skip-soong-tests"

    for i in $@; do

        if [[ $i != "--run-soong-tests" ]]; then

            bazel_args+="$i "

        else

            skip_tests=""

        fi

    done



    # Generate BUILD, bzl files into the synthetic Bazel workspace (out/soong/workspace).

    # RBE is disabled because it's not used with b builds and adds overhead: b/251441524

    USE_RBE=false _trigger_build "all-modules" bp2build $skip_tests USE_BAZEL_ANALYSIS= || return 1

    # Then, run Bazel using the synthetic workspace as the --package_path.

    if [[ -z "$bazel_args" ]]; then

        # If there are no args, show help and exit.

        bazel help

    else

        # Else, always run with the bp2build configuration, which sets Bazel's package path to the synthetic workspace.

        # Add the --config=bp2build after the first argument that doesn't start with a dash. That should be the bazel

        # command. (build, test, run, ect) If the --config was added at the end, it wouldn't work with commands like:

        # b run //foo -- --args-for-foo

        local config_set=0



        # Represent the args as an array, not a string.

        local bazel_args_with_config=()

        for arg in $bazel_args; do

            if [[ $arg == "--" && $config_set -ne 1 ]]; # if we find --, insert config argument here

            then

                bazel_args_with_config+=("--config=bp2build -- ")

                config_set=1

            else

                bazel_args_with_config+=("$arg ")

            fi

        done

        if [[ $config_set -ne 1 ]]; then

            bazel_args_with_config+=("--config=bp2build ")

        fi



        # Call Bazel.

        bazel ${bazel_args_with_config[@]}

    fi

)



function m()

(

    _trigger_build "all-modules" "$@"