# Invoke the system hg installation (rather than the local hg version being

# tested).

#

# We want to use the hg version being tested when interacting with the test

# repository, and the system hg when interacting with the mercurial source code

# repository.

#

# The mercurial source repository was typically orignally cloned with the

# system mercurial installation, and may require extensions or settings from

# the system installation.

syshg () {

    (

        syshgenv

        exec hg "$@"

    )

}

# Revert the environment so that running "hg" runs the system hg

# rather than the test hg installation.

syshgenv () {

    PATH="$ORIG_PATH"

    PYTHONPATH="$ORIG_PYTHONPATH"

    JYTHONPATH="$ORIG_JYTHONPATH"

    unset HGRCPATH

    HGPLAIN=1

    export HGPLAIN

}