# be relied on for ssh forwarding, even if the '-i' flag is passed to cause
# a fresh shell (which normally doesn't get the launching user's environment
# variables).
-
-##questioning our approach: we also ensure that
-# # the feisty meow environment is recreated; normal subshells don't need
-# # this, but when switching identity with sudo, it seems important. yet,
-# # we also don't want to hose up their normal sudo actions, such as passing
-# # along the current environment, should the user choose.
-
function sudo() {
save_terminal_title
# this can allow root to use our display to show X.org windows.
if [ -z "$IMPORTED_XAUTH" -a ! -z "$DISPLAY" ]; then
export IMPORTED_XAUTH="$(xauth list $DISPLAY | head -n 1 | awk '{print $3}')"
+ local REMOVE_IMP_XAUTH=true
fi
# launch sudo with just the variables we want to reach the other side.
# we take an extra step to null out the PATH, since MacOS seems to want
# to pass that even for a login shell (-i) somehow.
PATH= /usr/bin/sudo --preserve-env=SSH_AUTH_SOCK,IMPORTED_XAUTH "$@"
-#"SSH_AUTH_SOCK='$SSH_AUTH_SOCK'" "IMPORTED_XAUTH='$IMPORTED_XAUTH'" "$@"
retval=$?
- unset IMPORTED_XAUTH
- restore_terminal_title
- return $retval
-
-##potential boneyard:
- # prep a simple command string here, rather than messing with arguments
- # in the already complicated command below. i was seeing some really
- # screwy behavior trying to expand $@ when embedded for the bash -c flag,
- # but making the variable ahead of time gets rid of that.
- cmd="/usr/bin/sudo --preserve-env=SSH_AUTH_SOCK,IMPORTED_XAUTH ""$@"
-
- # omit any variables that are either wrong for a different user or used
- # to shield the feisty meow scripts from reconfiguring. when we do the
- # sudo, we want a fresh start for feisty meow at least.
- # our approach to launching sudo is further complicated by our sentinel
- # alias, which normally is passed to any subshells (to prevent recreating
- # aliases). we turn off the expand_aliases shell option to avoid passing
- # the sentinel, which ensures aliases do get recreated for the new user.
- BUILD_VARS_LOADED= \
- CORE_VARIABLES_LOADED= \
- FEISTY_MEOW_SCRIPTS_LOADED= \
- function_sentinel= \
- MAIL= \
- HOME= \
- bash +O expand_aliases -c "$cmd"
- retval=$?
+ # take the xauth info away again if it wasn't set already.
+ if [ ! -z "$REMOVE_IMP_XAUTH" ]; then
+ unset IMPORTED_XAUTH
+ fi
restore_terminal_title
return $retval
}