pyenv/libexec/pyenv
2013-01-17 23:17:41 +09:00

78 lines
1.5 KiB
Bash
Executable file

#!/usr/bin/env bash
set -e
[ -n "$PYENV_DEBUG" ] && set -x
resolve_link() {
$(type -p greadlink readlink | head -1) "$1"
}
abs_dirname() {
local cwd="$(pwd)"
local path="$1"
while [ -n "$path" ]; do
cd "${path%/*}"
local name="${path##*/}"
path="$(resolve_link "$name" || true)"
done
pwd
cd "$cwd"
}
if [ -z "${PYENV_ROOT}" ]; then
PYENV_ROOT="${HOME}/.pyenv"
else
PYENV_ROOT="${PYENV_ROOT%/}"
fi
export PYENV_ROOT
if [ -z "${PYENV_DIR}" ]; then
PYENV_DIR="$(pwd)"
else
cd "$PYENV_DIR" 2>/dev/null || {
echo "pyenv: cannot change working directory to \`$PYENV_DIR'"
exit 1
} >&2
PYENV_DIR="$(pwd)"
cd "$OLDPWD"
fi
export PYENV_DIR
shopt -s nullglob
bin_path="$(abs_dirname "$0")"
for plugin_bin in "${PYENV_ROOT}/plugins/"*/bin; do
bin_path="${bin_path}:${plugin_bin}"
done
export PATH="${bin_path}:${PATH}"
hook_path="${PYENV_HOOK_PATH}:${PYENV_ROOT}/pyenv.d:/usr/local/etc/pyenv.d:/etc/pyenv.d:/usr/lib/pyenv/hooks"
for plugin_hook in "${PYENV_ROOT}/plugins/"*/etc/pyenv.d; do
hook_path="${hook_path}:${plugin_hook}"
done
export PYENV_HOOK_PATH="$hook_path"
shopt -u nullglob
command="$1"
case "$command" in
"" | "-h" | "--help" )
echo -e "$(pyenv---version)\n$(pyenv-help)" >&2
;;
"-v" )
exec pyenv---version
;;
* )
command_path="$(command -v "pyenv-$command" || true)"
if [ -z "$command_path" ]; then
echo "pyenv: no such command \`$command'" >&2
exit 1
fi
shift 1
exec "$command_path" "$@"
;;
esac