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✏️ Editing: g++.postinst

#! /bin/sh -e

# remove the doc dir, if it's still a directory and replace with a symlink
pkg=`basename $0 .postinst`
if [ ! -L  /usr/share/doc/$pkg ]; then
    rm -rf /usr/share/doc/$pkg
    ln -s cpp /usr/share/doc/$pkg
fi

# fix for report #138038: remove old diversions
if [ -n "`dpkg-divert --list /usr/bin/c++filt.binutils`" ]; then
    # diversion of /usr/bin/c++filt
    #   to /usr/bin/c++filt.binutils
    # /usr/bin/c++filt is from old g++
    # /usr/bin/c++filt.binutils is from current binutils
    rm -f /usr/bin/c++filt
    dpkg-divert --package g++ --rename --remove /usr/bin/c++filt \
	|| true
fi
if [ -n "`dpkg-divert --list /usr/man/man1/c++filt.binutils.1.gz`" ]; then
    # diversion of /usr/man/man1/c++filt.1.gz
    #   to /usr/man/man1/c++filt.binutils.1.gz
    # /usr/man/man1/c++filt.1.gz is from old g++
    # /usr/man/man1/c++filt.binutils.1.gz does not exist any more
    # /usr/share/man/man1/c++filt.1.gz is from current binutils
    rm -f /usr/man/man1/c++filt.1.gz
    dpkg-divert --package g++ --rename --remove /usr/man/man1/c++filt.1.gz \
	|| true
fi

update-alternatives \
    --install /usr/bin/c++ c++ /usr/bin/g++ 20 \
    --slave /usr/share/man/man1/c++.1.gz c++.1.gz /usr/share/man/man1/g++.1.gz

exit 0

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