#!/usr/bin/bash

dn=$(cd $(dirname $0) && pwd)

OS_ID=$(. /etc/os-release; echo $ID)
OS_VERSION_ID=$(. /etc/os-release; echo $VERSION_ID)

pkg_upgrade() {
    yum -y distro-sync
}

make() {
    /usr/bin/make -j ${MAKE_JOBS:-$(getconf _NPROCESSORS_ONLN)} "$@"
}

build() {
    env NOCONFIGURE=1 ./autogen.sh
    ./configure --sysconfdir=/etc --prefix=/usr --libdir=/usr/lib64 "$@"
    make V=1
}

pkg_install() {
    yum -y install "$@"
}

pkg_install_if_os() {
    local os=$1
    shift
    if test "${os}" = "${OS_ID}"; then
        pkg_install "$@"
    else
        echo "Skipping installation targeted for ${os} (current OS: ${OS_ID}): $@"
    fi
}

pkg_install_buildroot() {
    case "${OS_ID}" in
        fedora)
            # https://github.com/projectatomic/rpm-ostree/pull/1889/commits/9ff611758bea22b0ad4892cc16182dd1f7f47e89
            # https://fedoraproject.org/wiki/Common_F30_bugs#Conflicts_between_fedora-release_packages_when_installing_package_groups
            if rpm -q fedora-release-container; then
                yum -y swap fedora-release{-container,}
            fi
            pkg_install dnf-plugins-core @buildsys-build;;
        centos) pkg_install yum-utils
                # Base buildroot, copied from the mock config sadly
                pkg_install bash bzip2 coreutils cpio diffutils system-release findutils gawk gcc gcc-c++ \
                            grep gzip info make patch redhat-rpm-config rpm-build sed shadow-utils tar \
                            unzip util-linux which xz;;
        *) fatal "pkg_install_buildroot(): Unhandled OS ${OS_ID}";;
    esac
}

pkg_builddep() {
    # This is sadly the only case where it's a different command
    if test -x /usr/bin/dnf; then
        dnf builddep -y "$@"
    else
        yum-builddep -y "$@"
    fi
}

# Install both build and runtime dependencies for $pkg
pkg_builddep_runtimedep() {
    local pkg=$1
    pkg_builddep $pkg
    pkg_install $pkg
    rpm -e $pkg
}