tex-common 6.04 / postinst

#!/bin/sh -e
# 
# postinst maintainer script for the Debian tex-common package.
#
# Copyright (C) 2004 by Frank Küster <frank@kuesterei.ch>. 
# Copyright (C) 2012-2015 by Norbert Preining <preining@debian.org>
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This file is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to: The Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
#
# On Debian GNU/Linux System you can find a copy of the GNU General Public
# License in "/usr/share/common-licenses/GPL".

umask 022

#
# definitions of necessary trees
TEXMFSYSVARDIR=/var/lib/texmf

# summary of how this script can be called:
#        * <postinst> `configure' <most-recently-configured-version>
#        * <old-postinst> `abort-upgrade' <new version>
#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
#          <new-version>
#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
#          <failed-install-package> <version> `removing'
#          <conflicting-package> <version>


# Give a name to the first commandline argument
action=$1
trigger=$2

. /usr/share/debconf/confmodule
db_version 2.0

dhit_texlive_binaries_configured ()
{
    # unfortunately this seems not to work anymore, we have to make
    # sure that texlive-binaries is properly configured, otherwise
    # a squeeze in libkpathsea and engines might occur
    # kpsewhich --version >/dev/null 2>&1
    stat=$(dpkg-query -W -f='${Status}' texlive-binaries 2>/dev/null || true)
    case "$stat" in
        "install ok installed")
            return 0
            ;;
        *)
            return 1
            ;;
    esac
}

dhit_build_format ()
{

    tempfile=$(mktemp -p /tmp fmtutil.XXXXXXXX)
    printf "Building format(s) $*.\n\tThis may take some time... "
    if fmtutil-sys --no-error-if-no-engine=luajittex "$@" > $tempfile 2>&1 ; then
        rm -f $tempfile
        echo "done."
    else
        exec >&2
        echo
        echo "fmtutil-sys failed. Output has been stored in"
        echo "$tempfile"
        echo "Please include this file if you report a bug."
        echo
        exit 1
    fi
}

run_mtxrun_if_possible()
{
    # code from postinst-tex
    if dhit_texlive_binaries_configured; then
        if which mtxrun >/dev/null; then
            # we also have to check that texlive-base is installed
            # and configured, otherwise we cannot be sure that
            # all necessary basic files are present
            #
            # dpkg-query has two defects wrt not existing packages
            # - it is noisy to stderr
            # - it returns 1
            # so shut both errors up
            stat=$(dpkg-query -W -f='${Status}' context 2>/dev/null || true)
            case "$stat" in
                "install ok installed")
                    do_it=1
                    ;;
                *)
                    do_it=0
                    ;;
            esac
            if [ "$do_it" = 1 ] ; then
                tempfile=$(mktemp -p /tmp mtxrun.XXXXXXXX)
                printf "Running mtxrun --generate. This may take some time... "
                if mtxrun --generate > $tempfile 2>&1 ; then
                    rm -f $tempfile
                    echo "done."
                else
                    exec >&2
                    echo
                    echo "mtxrun --generate failed. Output has been stored in"
                    echo "$tempfile"
                    echo "Please include this file if you report a bug."
                    echo
                    exit 1
    	        fi
            fi
        fi
    fi
}

run_updmap()
{
    if dhit_texlive_binaries_configured; then
        if which updmap-sys >/dev/null; then
            # we also have to check that texlive-base is installed
            # and configured, otherwise we cannot be sure that
            # all necessary basic files are present
            #
            # dpkg-query has two defects wrt not existing packages
            # - it is noisy to stderr
            # - it returns 1
            # so shut both errors up
            stat=$(dpkg-query -W -f='${Status}' texlive-base 2>/dev/null || true)
            case "$stat" in
                "install ok installed")
                    do_it=1
                    ;;
                *)
                    do_it=0
                    ;;
            esac
            if [ "$do_it" = 0 ] ; then
                echo "texlive-base is not ready, delaying updmap-sys call" >&2
            else
                tempfile=$(mktemp -p /tmp updmap.XXXXXXXX)
                printf "Running updmap-sys. This may take some time... "
                # call updmap with --nohash so that no ls-R files
                # are created in /usr/local/share/texmf/
                # see bug report #607857
                # instead of that we call mktexlsr $TEXMFSYSVARDIR 
                # afterwards. This can be done without checks as
                # we know that dhit_texlive_binaries_configured and
                # since mktexlsr and updmap are in the same package
                # and we checked for updmap already
                if updmap-sys --nohash > $tempfile 2>&1 ; then
                    rm -f $tempfile
                    echo "done."
                    tempfile=$(mktemp -p /tmp mktexlsr.XXXXXXXX)
                    printf "Running mktexlsr $TEXMFSYSVARDIR ... "
                    if mktexlsr $TEXMFSYSVARDIR > $tempfile 2>&1 ; then
                        rm -f $tempfile
                        echo "done."
                    else
                        exec >&2
                        echo
                        echo "mktexlsr $TEXMFSYSVARDIR failed. Output has been stored in"
                        echo "$tempfile"
                        echo "Please include this file if you report a bug."
                        echo
                        exit 1
                    fi
                else
                    exec >&2
                    echo
                    echo "updmap-sys failed. Output has been stored in"
                    echo "$tempfile"
                    echo "Please include this file if you report a bug."
                    echo
                    echo "Sometimes, not accepting conffile updates in /etc/texmf/updmap.d"
                    echo "causes updmap-sys to fail.  Please check for files with extension"
                    echo ".dpkg-dist or .ucf-dist in this directory" 
                    echo
                    exit 1
	            fi
            fi
        fi
    fi
}

run_fmtutil()
{
    # now call the equivalent of fmtutil-sys --all explicitely
    # we also have to check that texlive-base is installed
    # and configured, otherwise we cannot be sure that
    # all necessary basic files are present
    if dhit_texlive_binaries_configured; then
        # see above for information on dpkg-query usage
        stat=$(dpkg-query -W -f='${Status}' texlive-base  2>/dev/null || true)
        case "$stat" in
            "install ok installed")
                do_it=1
                ;;
            *)
                do_it=0
                ;;
        esac
        if [ "$do_it" = 0 ] ; then
            echo "texlive-base is not ready, skipping fmtutil-sys --all call" >&2
        else
            dhit_build_format --all
        fi
    fi
}

run_mktexlsr()
{
    trees=$*
    if dhit_texlive_binaries_configured; then
        # mktexlsr may not be present
        if which mktexlsr >/dev/null; then
            tempfile=$(mktemp -p /tmp mktexlsr.XXXXXXXX)
            printf "Running mktexlsr. This may take some time... "
            if mktexlsr $trees > $tempfile 2>&1 ; then
                rm -f $tempfile
                echo "done."
            else
                exec >&2
                echo
                echo "mktexlsr $trees failed. Output has been stored in"
                echo "$tempfile"
                echo "Please include this file if you report a bug."
                echo
                exit 1
            fi
        fi
    fi
}

run_hyphen()
{
    if dhit_texlive_binaries_configured; then
        if which kpsewhich >/dev/null; then
            if which fmtutil-sys >/dev/null; then
                # code from postinst.tex
                v=$(kpsewhich -var-value TEXMFSYSVAR)
                c=$(kpsewhich -var-value TEXMFSYSCONFIG)
                TEXMFVAR="$v"
                TEXMFCONFIG="$c"
                export TEXMFVAR TEXMFCONFIG
                tempfile=$(mktemp -p /tmp fmtutil.XXXXXXXX)
                printf "Building latex-based formats --byhyphen $(kpsewhich language.dat).\n\tThis may take some time... "
                if fmtutil-sys --no-error-if-no-engine=luajittex --byhyphen "$(kpsewhich language.dat)" > $tempfile 2>&1 ; then
                    rm -f $tempfile
                    echo "done."
                else
                    exec >&2
                    echo
                    echo "fmtutil-sys failed. Output has been stored in"
                    echo "$tempfile"
                    echo "Please include this file if you report a bug."
                    echo
                    exit 1
                fi
                tempfile=$(mktemp -p /tmp fmtutil.XXXXXXXX)
                printf "Building e-tex based formats --byhyphen $(kpsewhich language.def).\n\tThis may take some time... "
                if fmtutil-sys --no-error-if-no-engine=luajittex --byhyphen "$(kpsewhich language.def)" > $tempfile 2>&1 ; then
                    rm -f $tempfile
                    echo "done."
                else
                    exec >&2
                    echo
                    echo "fmtutil-sys failed. Output has been stored in"
                    echo "$tempfile"
                    echo "Please include this file if you report a bug."
                    echo
                    exit 1
                fi
            fi
        fi
    fi
}

do_triggers() 
{
    DO_TEXMF=0
    DO_TEXMFDIST=0
    DO_UPDMAP=0
    DO_FMTUTIL=0
    DO_HYPHEN=0
    case " $trigger " in 
        *" /usr/share/texmf "*)                DO_TEXMF=1 ;; esac
    case " $trigger " in
        *" /usr/share/texlive/texmf-dist "*)   DO_TEXMFDIST=1 ;; esac
    case " $trigger " in
        *" texmf-map "*)                       DO_UPDMAP=1 ;; esac
    case " $trigger " in
        *" texmf-format "*)                    DO_FMTUTIL=1 ;; esac
    case " $trigger " in
        *" texmf-hyphen "*)                    DO_HYPHEN=1 ;; esac

    DO_MKTEXLSR=0
    #
    # ls-R updates
    trees="$TEXMFSYSVARDIR"
    if [ $DO_TEXMF = 1 ] ; then
        DO_MKTEXLSR=1
        trees="$trees /usr/share/texmf"
    fi
    if [ $DO_TEXMFDIST = 1 ] ; then
        DO_MKTEXLSR=1
        trees="$trees /usr/share/texlive/texmf-dist"
    fi
    if [ $DO_MKTEXLSR = 1 ] ; then
        run_mktexlsr $trees
        run_mtxrun_if_possible
    fi
    if [ $DO_UPDMAP = 1 ] ; then
        update-updmap --quiet
        run_updmap
    fi
    if [ $DO_FMTUTIL = 1 ] ; then
        update-language --quiet
        update-fmtutil --quiet
        run_fmtutil
        # reset hyphen, we already rebuilt all formats
        DO_HYPHEN=0
    fi
    if [ $DO_HYPHEN = 1 ] ; then
        update-language --quiet
        update-fmtutil --quiet
        run_hyphen
    fi
}


#################################################################
# Here starts the real action
#################################################################


case $action in
    triggered)
        do_triggers
        ;;

    configure|reconfigure)

    # if we are upgrading from before 4, remove the preinst created
    # backup of the symlink
    if dpkg --compare-versions "$trigger" lt "4" ; then
      if [ -L /usr/share/texmf/doc.dpkg-remove ] ; then
        rm -f /usr/share/texmf/doc.dpkg-remove
      fi
    fi


    # remove outdated thailatex babel.sty
    if [ -f $TEXMFSYSVARDIR/tex/generic/babel/babel.sty ] ; then
        echo "Removing outdated babel.sty from thailatex."
        rm $TEXMFSYSVARDIR/tex/generic/babel/babel.sty
        rmdir --ignore-fail-on-non-empty $TEXMFSYSVARDIR/tex/generic/babel
        rmdir --ignore-fail-on-non-empty $TEXMFSYSVARDIR/tex/generic
        rmdir --ignore-fail-on-non-empty $TEXMFSYSVARDIR/tex
    fi

    update-texmf
    update-updmap --quiet
    update-fmtutil --quiet
    update-language --quiet
    trees="$TEXMFSYSVARDIR /usr/share/texmf"
    if [ -d /usr/share/texlive/texmf-dist ] ; then
        trees="$trees /usr/share/texlive/texmf-dist"
    fi
    run_mktexlsr $trees
    run_mtxrun_if_possible
    run_updmap
    run_fmtutil

    # create empty dirs in /usr/local/share/
    if [ ! -e /usr/local/share/texmf ]
    then
      if mkdir -p /usr/local/share/texmf 2>/dev/null
      then
        chown root:staff /usr/local/share/texmf
        chmod 2775 /usr/local/share/texmf
      fi
    fi

    # remove out dated dir /etc/texmf/language.d
    if [ -d /etc/texmf/language.d ] ; then 
        rmdir --ignore-fail-on-non-empty /etc/texmf/language.d/
    fi


    ;;
  *)
    ;;
esac


# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/texmf/language.d/00tex.cnf 2.11 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/texmf/fmt.d/00tex.cnf 6.00~ -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/texmf/hyphen.d/00tex.cnf 6.00~ -- "$@"
# End automatically added section


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