On Jun 13, 2013 4:09 PM, "Linda Walsh" <b...@tlinx.org> wrote:
>
>
>
> Greg Wooledge wrote:
>>
>> On Thu, Jun 13, 2013 at 12:58:02PM -0700, Linda Walsh wrote:
>>>
>>> So how can my showsize function be mangling the input in a way that
>>> prevents proper execution, but isn't recorded by bash?
>>
>>
>> What makes you believe it's this function that's causing your problem,
>> and not something else, such as a PROMPT_COMMAND variable? Or some
>> command which is altering the terminal in some bizarre way?
>
> --------------
>
> FWIW, my prompt is a bit complex, but it's worked for years, so I
> sorta doubt it is the problem:
>
> read _CRST < <(tput sgr0) #Reset
> read _CRed < <(tput setaf 1) #Red
> read _CBLD < <(tput bold) #Bold
> declare _prompt_open="" _prompt_close="" _prompt=">"
> declare _disp_port=${DISPLAY/[^:]*:/}
> [[ $UID -eq 0 ]] && {
> _prompt_open="$_CBLD$_CRed"
> _prompt="#"
> _prompt_close="$_CRST"
> }
> PS1='\['"$_prompt_open"'\]$(spwd "$PWD"
)'"$_prompt"'\['"$_prompt_close"'\] ';
>
> if [[ -n ${REMOTEHOST:-""} ]]; then
> function titlebar { \
> printf "\033]1;${USER}@${HOSTNAME}:%q\007" "$(spwd "$PWD")" ;\
> }
> export -f titlebar
>
> PS1='\[$(titlebar)'"$_prompt_open"'\]${HOSTNAME}:$(spwd
"$PWD")'"$_prompt"'\['"$_prompt_close"'\] '
> fi
> ====
> Puts out shortened path on my prompt and on the window title bar.
> The title bar thing is very handy when you have a bunch of windows
minimized
> and want to find a tty window that is in a particular directory...as I
move
> my mouse over the minimized windows, it shows me the title -- so I see
the path
> of each window..
>
>
> #==============swd is defined in another file:
>
> alias int=declare\ -i _e=echo _pf=printf exp=export ret=return
> exp __dpf__='local -a PF=(
> "/$1/$2/$3/../\${$[$#-1]}/\${$#}"
> "/$1/$2/../\${$[$#-1]}/\${$#}"
> "/$1/../\${$[$#-1]}/\${$#}"
> "/$1/../\${$#}"
> ".../\${$#}"
> "..." )'
> function spwd () { \
> (($#)) || { _e "spwd called with null arg"; return 1; }; \
> int w=COLUMNS/2 ;\
> ( _pf -v _p "%s" "$1" ; export IFS=/ ;\
> set $_p; shift; unset IFS ;\
> t="${_p#${HOME%${USER}}}" ;\
> int tl=${#t} ;\
> if (($#<=6 && tl<w));then ((tl<=2)) && \
> { _e -En "${_p}";return 0; } ;\
> else \
> eval "$__dpf__" ;\
> int i pfl=${#PF[*]} ;\
> for ((i=0; i<pfl; ++i)); do eval \
> "_pf -v _pa %s \"${PF[i]}\"" ;\
> _p="$(eval "_pf %s \"$_pa\"")" ;\
> ((${#_p}<w)) && break; done ;\
> fi ;\
> _e -En "${_p#${HOME%${USER}}}" )
> }
> --------------
>
> It's the way I might wish \w|\W to work in bash...
>
> PF is my array of formats. __dpf__ is a string that will define the array
> (since I can't export arrays n hashes, I export things to define them)
>
> It adopts longer paths if the paths all fit in the space, but shorter ones
> when the path doesn't.. I let take up to half the screen, which is
> a fair amount, but if I'm buried that deep somewhere, clues are handy.
>
Why are you doing
read _CRST < <(tput sgr0)
instead of
_CRST=$(tput sgr0)
