pyenv/libexec/rbenv
2012-12-13 11:26:39 -06:00

78 lines
1.5 KiB
Bash
Executable file

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