# Copyright 2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $

# Comments/fixes to lloyd@randombit.net

DESCRIPTION="A C++ crypto library"
HOMEPAGE="http://botan.randombit.net/"
SRC_URI="http://botan.randombit.net/files/Botan-${PV}.tgz"

# Since right now it doesn't exist on the mirrors
RESTRICT="nomirror"

KEYWORDS="~x86"
SLOT="0"
LICENSE="BSD"
IUSE="ssl zlib debug"

S="${WORKDIR}/Botan-${PV}"

RDEPEND="virtual/glibc
        >=app-arch/bzip2-1.0.1
        zlib? ( >=sys-libs/zlib-1.1.4 )
        gmp? ( >=dev-libs/gmp-4.1.2 )
        ssl? ( >=dev-libs/openssl-0.9.7d )"

# configure.pl requires DirHandle, Getopt::Long, File::Spec, and File::Copy;
# all seem included in dev-lang/perl ATM.
DEPEND="virtual/glibc
        >=app-arch/bzip2-1.0.1
        zlib? ( >=sys-libs/zlib-1.1.4 )
        gmp? ( >=dev-libs/gmp-4.1.2 )
        ssl? ( >=dev-libs/openssl-0.9.7d )
        dev-lang/perl"

src_compile() {
    # Modules that should work under any semi-modern Unix
    modules="alloc_mmap,es_egd,es_ftw,es_unix,fd_unix,ml_unix,tm_unix"

    # Modules that should work under any semi-recent Linux kernel/glibc combo,
    # plus bzip2, which we assume/force to be installed.
    modules="$modules,tm_posix,mux_pthr,comp_bzip2"

    if [ `use zlib` ]; then
       modules="$modules,comp_zlib"
    fi

    if [ `use gmp` ]; then
       modules="$modules,eng_gmp"
    fi

    if [ `use ssl` ]; then
       modules="$modules,eng_ossl"
    fi

    # Also supported on i586+, sparcv9 - how to test for these?
    #if [ ${ARCH} = 'alpha' -o ${ARCH} = 'amd64' ]; then
    #   modules="$modules,tm_hard"
    #fi

    # Also works on mips64
    if [ ${ARCH} = 'alpha' -o ${ARCH} = 'amd64' -o \
         ${ARCH} = 'ia64' -o ${ARCH} = 'ppc64' ]; then
        modules="$modules,mp_asm64"
    fi

    # This may not work right, depending on what CHOST is. Works for i?86 and
    # many others though.
    CHOSTARCH=$(echo ${CHOST} | cut -d - -f 1)

    cd ${S}
    einfo "Enabling modules: " $(echo $modules | sed 's/,/ /g')

    ./configure.pl --noauto gcc-linux-$CHOSTARCH --modules=$modules ||
       die "configure.pl failed"
    emake "LIB_OPT=${CXXFLAGS}" "MACH_OPT=" || die "emake failed"

# 1.3.13, check --validate doesn't return a useful error code; 1.3.14+ will
#    if use debug; then
#       ./check --validate || die "./check --validate failed"
#    fi
}

src_install() {
    make INSTALLROOT="${D}/usr" install || die "make install failed"
}