rmagick install

#!/usr/bin/bash

AUR_DIR=$HOME/aur
SUFFIX=-no-hdri


print_usage(){
    echo "Usage: $0 [-h|AUR-DIR]"
}


clean_pkgbuild(){
    # Remove the config flag that causes the problem.
    sed -i "s/--enable-hdri//g" PKGBUILD
    # Allows you to have a seperate imagemagick build.
    sed -i "s/pkgname=('imagemagick'/pkgname=('imagemagick-no-hdri'/g" PKGBUILD
    # Replaces the package name
    sed -i "s/package_imagemagick() {/package_imagemagick-no-hdri () {/g" PKGBUILD
}

run_with_sudo(){
    if [ $# -lt 2 ];then
        echo "Usage: run_with_sudo PASSWORD COMMAND"
        exit 1
    fi
    pass=$1
    shift
    echo $pass | sudo -S $@
}


main(){
    # Check for help or AUR-DIR
    if [ $# -eq 1 ];then
        if [ $1 -eq 'h' ];then
            print_usage
            0
        fi
        AUR_DIR=$1
    fi

    if [ -d "$AUR_DIR/imagemagick$SUFFIX" ];then
        read -p "$AUR_DIR/imagemagick$SUFFIX already exists, remove (Y/n): " yn

        if [[ $yn =~ ^[nN]$ ]];then
            exit 1
        fi

        rm -r "$AUR_DIR/imagemagick$SUFFIX"
    fi

    if [ "$EUID" -eq 0 ];then
        echo "Do not execute this script as root, this script will prompt for your sudo password."
        exit -1
    fi

    read -sp "sudo password: " SUDO_PASS
    start_time=$SECONDS

    echo "Downloading abs..."
    run_with_sudo "$SUDO_PASS" pacman -S abs --noconfirm
    echo "abs installed!"

    echo "Creating $AUR_DIR/imagemagick/$SUFFIX to install from..."
    find /var/abs -type d -name imagemagick -exec cp -Rvp {} "$AUR_DIR/imagemagick$SUFFIX" \;
    cd "$AUR_DIR/imagemagick$SUFFIX"

    echo "Updating PKGBUILD to account remove --enable-hdri flag and change package name"
    clean_pkgbuild

    echo "Building package, this may take a few minutes depending on your system..."
    makepkg -s
    for pkg in imagemagick-no-hdri-6.8.9.6-1-x86_64.pkg.tar.xz imagemagick-doc-6.8.9.6-1-x86_64.pkg.tar.xz;do
        echo "Installing package $pkg..."
        run_with_sudo "$SUDO_PASS" pacman -U '$pkg' --noconfirm
        echo "$pkg installed!"
    done
    echo "Force installing original imagemagick package to fix issue with emacs -nw"
    run_with_sudo "$SUDO_PASS" pacman -S imagemagick --force --noconfirm

    echo "Completed install in $(( SECONDS - start_time )) seconds"
}


main