pyenv/libexec/pyenv-prefix
2014-01-03 04:33:30 +09:00

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#!/usr/bin/env bash
# Summary: Display prefix for a Python version
# Usage: pyenv prefix [<version>]
#
# Displays the directory where a Python version is installed. If no
# version is given, `pyenv prefix' displays the location of the
# currently selected version.
set -e
[ -n "$PYENV_DEBUG" ] && set -x
# Provide pyenv completions
if [ "$1" = "--complete" ]; then
echo system
exec pyenv-versions --bare
fi
if [ -n "$1" ]; then
OLDIFS="$IFS"
{ IFS=:
export PYENV_VERSION="$*"
}
IFS="$OLDIFS"
elif [ -z "$PYENV_VERSION" ]; then
PYENV_VERSION="$(pyenv-version-name)"
fi
PYENV_PREFIX_PATHS=()
OLDIFS="$IFS"
{ IFS=:
for version in ${PYENV_VERSION}; do
if [ "$version" = "system" ]; then
if PYTHON_PATH="$(pyenv-which python 2>/dev/null)"; then
PYENV_PREFIX_PATH="${PYTHON_PATH%/bin/*}"
else
echo "pyenv: system version not found in PATH" >&2
exit 1
fi
else
PYENV_PREFIX_PATH="${PYENV_ROOT}/versions/${version}"
fi
if [ -d "$PYENV_PREFIX_PATH" ]; then
PYENV_PREFIX_PATHS=("${PYENV_PREFIX_PATHS[@]}" "$PYENV_PREFIX_PATH")
else
echo "pyenv: version \`${version}' not installed" >&2
exit 1
fi
done
}
IFS="$OLDIFS"
OLDIFS="$IFS"
{ IFS=:
echo "${PYENV_PREFIX_PATHS[*]}"
}
IFS="$OLDIFS"