mirror of
https://github.com/pyenv/pyenv.git
synced 2024-12-04 21:07:11 -05:00
129 lines
3.2 KiB
Bash
Executable file
129 lines
3.2 KiB
Bash
Executable file
#!/usr/bin/env bash
|
|
set -e
|
|
|
|
if [ "$1" = "--debug" ]; then
|
|
export RBENV_DEBUG=1
|
|
shift
|
|
fi
|
|
|
|
if [ -n "$RBENV_DEBUG" ]; then
|
|
# https://web.archive.org/web/20221105082147/https://wiki-dev.bash-hackers.org/scripting/debuggingtips#making_xtrace_more_useful
|
|
export PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
|
|
set -x
|
|
fi
|
|
|
|
abort() {
|
|
{ if [ "$#" -eq 0 ]; then cat -
|
|
else echo "rbenv: $*"
|
|
fi
|
|
} >&2
|
|
exit 1
|
|
}
|
|
|
|
if [ -z "${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
|
|
[[ $RBENV_DIR == /* ]] || RBENV_DIR="$PWD/$RBENV_DIR"
|
|
cd "$RBENV_DIR" 2>/dev/null || abort "cannot change working directory to \`$RBENV_DIR'"
|
|
RBENV_DIR="$PWD"
|
|
cd "$OLDPWD"
|
|
fi
|
|
export RBENV_DIR
|
|
|
|
[ -n "$RBENV_ORIG_PATH" ] || export RBENV_ORIG_PATH="$PATH"
|
|
|
|
canonicalize() {
|
|
local readlink resolved_path
|
|
if readlink="$(type -P greadlink)" || readlink="$(type -P readlink)"; then
|
|
# happy path: GNU & BSD readlink, macOS 12.3+
|
|
if resolved_path="$("$readlink" -f "$1" 2>/dev/null)"; then
|
|
printf "%s\n" "$resolved_path"
|
|
return 0
|
|
fi
|
|
# likely macOS < 12.3 with old readlink
|
|
local path="$1"
|
|
while [ -L "$path" ]; do
|
|
resolved_path="$("$readlink" "$path" 2>/dev/null)"
|
|
[[ $resolved_path == /* ]] || resolved_path="$(cd "${path%/*}/${resolved_path%/*}" && pwd)/${resolved_path##*/}"
|
|
path="$resolved_path"
|
|
done
|
|
printf "%s\n" "$path"
|
|
return 0
|
|
fi
|
|
# fail if the argument is a symlink and was not canonicalized
|
|
[ ! -L "$1" ] || return 1
|
|
}
|
|
|
|
shopt -s nullglob
|
|
|
|
# all this trouble just to find out where rbenv's executables live
|
|
rbenv_bin="${BASH_SOURCE:-$0}"
|
|
if libexec_dir="$(canonicalize "$rbenv_bin")"; then
|
|
libexec_dir="${libexec_dir%/*}"
|
|
else
|
|
libexec_dir="${rbenv_bin%/*}"
|
|
[ "$libexec_dir" != "." ] || libexec_dir="$PWD"
|
|
fi
|
|
|
|
for plugin_bin in "${RBENV_ROOT}/plugins/"*/bin; do
|
|
PATH="${plugin_bin}:${PATH}"
|
|
done
|
|
export PATH="${libexec_dir}:${PATH}"
|
|
|
|
RBENV_HOOK_PATH="${RBENV_HOOK_PATH}:${RBENV_ROOT}/rbenv.d"
|
|
if [ ! "${libexec_dir%/*}"/rbenv.d -ef "$RBENV_ROOT"/rbenv.d ]; then
|
|
# Add rbenv's own `rbenv.d` unless rbenv was cloned to RBENV_ROOT
|
|
RBENV_HOOK_PATH="${RBENV_HOOK_PATH}:${libexec_dir%/*}/rbenv.d"
|
|
fi
|
|
RBENV_HOOK_PATH="${RBENV_HOOK_PATH}:/usr/local/etc/rbenv.d:/etc/rbenv.d:/usr/lib/rbenv/hooks"
|
|
for plugin_hook in "${RBENV_ROOT}/plugins/"*/etc/rbenv.d; do
|
|
RBENV_HOOK_PATH="${RBENV_HOOK_PATH}:${plugin_hook}"
|
|
done
|
|
RBENV_HOOK_PATH="${RBENV_HOOK_PATH#:}"
|
|
export RBENV_HOOK_PATH
|
|
|
|
shopt -u nullglob
|
|
|
|
|
|
command="$1"
|
|
case "$command" in
|
|
"" )
|
|
{ rbenv---version
|
|
rbenv-help
|
|
} | abort
|
|
;;
|
|
-v | --version )
|
|
exec rbenv---version
|
|
;;
|
|
-h | --help )
|
|
exec rbenv-help
|
|
;;
|
|
* )
|
|
command_path="$(type -P "rbenv-$command" || true)"
|
|
if [ -z "$command_path" ]; then
|
|
if [ "$command" == "shell" ]; then
|
|
abort "shell integration not enabled. Run \`rbenv init' for instructions."
|
|
else
|
|
abort "no such command \`$command'"
|
|
fi
|
|
fi
|
|
|
|
shift 1
|
|
if [ "$1" = --help ]; then
|
|
if [[ "$command" == "sh-"* ]]; then
|
|
echo "rbenv help \"$command\""
|
|
else
|
|
exec rbenv-help "$command"
|
|
fi
|
|
else
|
|
exec "$command_path" "$@"
|
|
fi
|
|
;;
|
|
esac
|