build

#!/bin/bash

minbench=1
maxbench=5
a=$1

function init_b() {
    rm src/*
}

function b1() {
    echo nocode.rs without emscripten
    cp Cargo1.toml Cargo.toml
    build_x nocode.rs b1
}

function b2() {
    echo hellowasm.rs without emscripten
    cp Cargo1.toml Cargo.toml
    build_x hellowasm.rs b2
}

function b3() {
    echo futures_loop.rs without emscripten
    cp Cargo2.toml Cargo.toml
    build_x futures_loop.rs b3
}

function b4() {
    echo loop_from_js.rs without emscripten
    cp Cargo2.toml Cargo.toml
    build_x loop_from_js.rs b4
}

function b5() {
    echo inline_futures_loop.rs without emscripten
    cp Cargo2.toml Cargo.toml
    build_x inline_futures_loop.rs b5
}

function build_x() {
    init_b
    cp msrc/$1 src/lib.rs
    cp msrc/mods/* src/
    cargo build --target wasm32-unknown-unknown --release
    cp target/wasm32-unknown-unknown/release/wasm_benchmark.wasm bin/$2.wasm
    wasm-bindgen bin/$2.wasm --out-dir bin/ --no-typescript --target no-modules --remove-producers-section --remove-name-section --no-demangle
    wasm-opt -Oz bin/$2_bg.wasm -o bin/$2_bg.wasm
}

function bn() {
    echo "build benchmark '$1'"
    case $1 in
        1) b1;;
        2) b2;;
        3) b3;;
        4) b4;;
        5) b5;;
        *) echo error: fatal input error;;
    esac
}

if [[ $# -eq 0 ]]; then
    echo error: needing at least one argument
else
    case $1 in
        all)
            echo bench all
            for i in $(seq $minbench $maxbench); do
                bn $i 
            done
            ;;
        *)              
            if (($minbench<=$a && $a<=$maxbench)); then
                bn $a
            else
                echo "error: needing number argument in the range of 1..$maxbench or 'all'"
            fi
            ;;
    esac
fi