SUMMARY="A small SSH 2 server and client."
HOMEPAGE="http://matt.ucc.asn.au/dropbear/dropbear.html"
DOWNLOADS="http://matt.ucc.asn.au/dropbear/${PNV}.tar.bz2"

LICENCES="MIT"
SLOT="0"
PLATFORMS="~amd64 ~x86"
MYOPTIONS="baselayout multi pam scp static
multi [[ description = [ Use one binary for all programs. ] ]]
pam [[ description = [ Enable authentication via PAM. ] ]]
scp [[ description = [ Build the dropbear secure copy binary. ] ]]
"

DEPENDENCIES="
    build+run:
        pam? ( sys-libs/pam )
        scp? ( !net-misc/openssh ) [[ note = [ scp is also provided by OpenSSH ] ]]
"

DEFAULT_SRC_CONFIGURE_OPTION_ENABLES=( pam )
DEFAULT_SRC_INSTALL_EXTRA_DOCS=( MULTI )

src_prepare() {
    default

    option pam && edo sed -i \
        -e "s:^/\*#define ENABLE_SVR_PAM_AUTH\*/:#define ENABLE_SVR_PAM_AUTH:" \
        -e "s:^#define ENABLE_SVR_PASSWORD_AUTH::" \
        options.h
}

dbmake() {
    local makeopts programs

    option static && makeopts+=" STATIC=1"
    option multi && makeopts+=" MULTI=1"

    option scp && programs+=" scp"
    emake \
        PROGRAMS="dropbear dbclient dropbearkey dropbearconvert ${programs}" \
        ${makeopts} \
        "${@}"
}

src_compile() {
    dbmake
}

src_install() {
    local binprogs

    dbmake DESTDIR="${IMAGE}" install

    emagicdocs

    if option baselayout ; then
        newinitd "${FILES}"/dropbear.init dropbear
        newconfd "${FILES}"/dropbear.conf dropbear
    fi

    if option multi ; then
        binprogs="dbclient dropbearkey dropbearconvert"
        option scp && binprogs+=" scp"

        for prog in ${binprogs} ; do
            edo ln -s dropbearmulti "${IMAGE}"/usr/bin/"${prog}"
        done

        dodir /usr/sbin
        edo ln -s ../bin/dropbearmulti "${IMAGE}"/usr/sbin/dropbear
    fi

    doman dropbear{,key}.8
}