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DESCRIPTION = "Ncurses library"
HOMEPAGE = "http://www.gnu.org/software/ncurses/ncurses.html"
LICENSE = "MIT"
SECTION = "libs"
PATCHDATE = "20100501"
PKGV = "${PV}+${PATCHDATE}"
PR = "r11"

DEPENDS = "ncurses-native unifdef-native"
DEPENDS_virtclass-native = "unifdef-native"

inherit autotools binconfig test

SRC_URI = "${GNU_MIRROR}/ncurses/ncurses-${PV}.tar.gz;name=tarball \
        ftp://invisible-island.net/ncurses/5.7/ncurses-5.7-20100424-patch.sh.bz2;apply=yes;name=p20100424sh \
\
        ftp://invisible-island.net/ncurses/5.7/ncurses-5.7-${PATCHDATE}.patch.gz;name=p20100501 \
        file://tic-hang.patch \
"

SRC_URI[tarball.md5sum] = "cce05daf61a64501ef6cd8da1f727ec6"
SRC_URI[tarball.sha256sum] = "0a9bdea5c7de8ded5c9327ed642915f2cc380753f12d4ad120ef7da3ea3498f4"
SRC_URI[p20100424sh.md5sum] = "3a5f76613f0f7ec3e0e73b835bc24864"
SRC_URI[p20100424sh.sha256sum] = "1e9d70d2d1fe1fea471868832c52f1b9cc6065132102e49e2a3755f2f4f5be53"
SRC_URI[p20100501.md5sum] = "6518cfa5d45e9069a1e042468161448b"
SRC_URI[p20100501.sha256sum] = "a97ccc30e4bd6fbb89564f3058db0fe84bd35cfefee831556c500793b477abde"

PARALLEL_MAKE = ""
EXTRA_AUTORECONF = "-I m4"

# Whether to enable separate widec libraries; must be 'true' or 'false'
ENABLE_WIDEC = "true"
# Build breaks on Ubuntu else :(
ENABLE_WIDEC_virtclass-native = "false"


# Override the function from the autotools class; ncurses requires a
# patched autoconf213 to generate the configure script. This autoconf
# is not available so that the shipped script will be used.
do_configure() {
        for i in \
        'narrowc --with-ticlib' \
        'widec   --enable-widec --without-progs'; do
                set -- $i
                mkdir -p $1
                cd $1
                shift

                oe_runconf \
                        --disable-static \
                        --without-debug \
                        --without-ada \
                        --enable-hard-tabs \
                        --enable-xmc-glitch \
                        --enable-colorfgbg \
                        --with-termpath='${sysconfdir}/termcap:${datadir}/misc/termcap' \
                        --with-terminfo-dirs='${sysconfdir}/terminfo:${datadir}/terminfo' \
                        --with-shared \
                        --disable-big-core \
                        --program-prefix= \
                        --with-termlib=tinfo \
                        --enable-sigwinch \
                        --enable-pc-files \
                        --with-build-cc="${BUILD_CC}" \
                        --with-build-cpp="${BUILD_CPP}" \
                        --with-build-ld="${BUILD_LD}" \
                        --with-build-cflags="${BUILD_CFLAGS}" \
                        --with-build-cppflags='${BUILD_CPPFLAGS} -D_GNU_SOURCE' \
                        --with-build-ldflags='${BUILD_LDFLAGS}' \
                        "$@"
                cd ..
        done
}

do_compile() {
        oe_runmake -C narrowc libs
        oe_runmake -C narrowc/progs

        ! ${ENABLE_WIDEC} || \
            oe_runmake -C widec libs
}

# set of expected differences between narrowc and widec header
#
# TODO: the NCURSES_CH_T difference can cause real problems :(
_unifdef_cleanup = " \
  -e '\!/\* \$Id: curses.wide,v!,\!/\* \$Id: curses.tail,v!d' \
  -e '/^#define NCURSES_CH_T /d' \
  -e '/^#include <wchar.h>/d' \
  -e '\!^/\* .* \*/!d' \
"

do_test[dirs] = "${S}"
do_test() {
        ${ENABLE_WIDEC} || return 0

        # make sure that the narrow and widec header are compatible
        # and differ only in minor details.
        unifdef -k narrowc/include/curses.h | \
            sed ${_unifdef_cleanup} > curses-narrowc.h
        unifdef -k widec/include/curses.h | \
            sed ${_unifdef_cleanup} > curses-widec.h

        diff curses-narrowc.h curses-widec.h
}

_install_opts = "\
  DESTDIR='${D}' \
  PKG_CONFIG_LIBDIR='${libdir}/pkgconfig' \
  install.libs install.includes install.man \
"

do_install() {
        # Order of installation is important; widec installs a 'curses.h'
        # header with more definitions and must be installed last hence.
        # Compatibility of these headers will be checked in 'do_test()'.
        oe_runmake -C narrowc ${_install_opts} \
                install.data install.progs

        ! ${ENABLE_WIDEC} || \
            oe_runmake -C widec ${_install_opts}


        cd narrowc

        # include some basic terminfo files
        # stolen ;) from gentoo and modified a bit
        for x in ansi console dumb linux rxvt screen sun vt{52,100,102,200,220} xterm-color xterm-xfree86
        do
                local termfile="$(find "${D}${datadir}/terminfo/" -name "${x}" 2>/dev/null)"
                local basedir="$(basename $(dirname "${termfile}"))"

                if [ -n "${termfile}" ]
                then
                        install -d ${D}${sysconfdir}/terminfo/${basedir}
                        mv ${termfile} ${D}${sysconfdir}/terminfo/${basedir}/
                        ln -s /etc/terminfo/${basedir}/${x} \
                                ${D}${datadir}/terminfo/${basedir}/${x}
                fi
        done
        # i think we can use xterm-color as default xterm
        if [ -e ${D}${sysconfdir}/terminfo/x/xterm-color ]
        then
                ln -sf xterm-color ${D}${sysconfdir}/terminfo/x/xterm
        fi

        if [ "${PN}" = "ncurses" ]; then
                mv ${D}${bindir}/clear ${D}${bindir}/clear.${PN}
                mv ${D}${bindir}/reset ${D}${bindir}/reset.${PN}
        fi
}

python populate_packages_prepend () {
        libdir = bb.data.expand("${libdir}", d)
        do_split_packages(d, libdir, '^lib(.*)\.so\..*', 'ncurses-lib%s', 'ncurses %s library', prepend=True, extra_depends = '', allow_links=True)
}


pkg_postinst_ncurses-tools () {
        if [ "${PN}" = "ncurses" ]; then
                update-alternatives --install ${bindir}/clear clear clear.${PN} 100
                update-alternatives --install ${bindir}/reset reset reset.${PN} 100
        fi
}

pkg_prerm_ncurses-tools () {
        if [ "${PN}" = "ncurses" ]; then
                update-alternatives --remove clear clear.${PN}
                update-alternatives --remove reset reset.${PN}
        fi
}

BBCLASSEXTEND = "native sdk"

PACKAGES = " \
  ncurses-dbg \
  ncurses-dev \
  ncurses-doc \
  ncurses-tools \
  ncurses \
  ncurses-static \
  ncurses-terminfo \
"
RSUGGESTS_${PN} = "ncurses-terminfo"

FILES_${PN} = "\
  ${bindir}/tput \
  ${bindir}/tset \
  ${datadir}/tabset \
  ${sysconfdir}/terminfo \
"

# This keeps only tput/tset in ncurses
# clear/reset are in already busybox
FILES_ncurses-tools = "\
  ${bindir}/tic \
  ${bindir}/toe \
  ${bindir}/infotocap \
  ${bindir}/captoinfo \
  ${bindir}/infocmp \
  ${bindir}/clear.${PN} \
  ${bindir}/reset.${PN} \
  ${bindir}/tack \
  ${bindir}/tabs \
"

FILES_ncurses-terminfo = "\
  ${datadir}/terminfo \
"