my notes on installing personal nodejs

node-install.sh

#! /usr/bin/env bash
#
# my notes on installing personal nodejs
#
set -ex

THIS='src/node'

V='v17.1.0'
SRC="node-$V"
BIN="$SRC-linux-x64"

main() {

    get
    #time src &
    #bin

    wait
}

get() {

    #getsrc &
    #sleep 1
    getbin

    wait
}
getsrc() {
    wget --no-verbose --timestamping \
      "https://nodejs.org/dist/$V/$SRC.tar.xz"
    if [ -d "$SRC" ]
    then rm -fr "$SRC"
    fi
    tar --extract --xz --file "$SRC.tar.xz"
}
getbin() {
    wget --no-verbose --timestamping \
      "https://nodejs.org/dist/$V/$BIN.tar.xz"
    if [ -d "$BIN" ]
    then rm -fr "$BIN"
    fi
    tar --extract --xz --file "$BIN.tar.xz"
}

bin() {
    local inst=~/.local

    # bin
    mkdir -p "$inst/bin"
    for b in $BIN/bin/*
    do ln --force --symbolic --target-directory="$inst/bin/" "../../$THIS/$b"
    done

    # lib
    mkdir -p "$inst/lib"
    ln --force --symbolic --no-dereference \
      "../../$THIS/$BIN/lib/node_modules" "$inst/lib/node_modules"

    # include
    mkdir -p "$inst/include"
    ln --force --symbolic --no-dereference \
      "../../$THIS/$BIN/include/node" "$inst/include/node"

    # share
    mkdir -p $inst/share/{doc,man/man1,systemtap/tapset}
    ln --force --symbolic --no-dereference \
      "../../../$THIS/$BIN/share/doc/node" "$inst/share/doc/node"
    ln --force --symbolic --no-dereference \
      "../../../../$THIS/$BIN/share/man/man1/node.1" \
      "$inst/share/man/man1/node.1"
    ln --force --symbolic --no-dereference \
      "../../../../$THIS/$BIN/share/systemtap/tapset/node.stp" \
      "$inst/share/systemtap/tapset/node.stp"
}

src() {
    pushd "$SRC"
    ./configure --prefix=~/.local

    #make clean
    local cores=$(awk '/^siblings/{print$3;exit}' /proc/cpuinfo)
    #make --jobs="$[cores+1]"
    make --jobs="$[cores+1]" install

    popd
}

main
exit 0