#

# rebuilds cache file '~/var/bash/ps1' for sourcing

# (after '~/.bash/prompt' has changed, tested during shell init)

# (see also func.d/prompt for a way to configure in-session)

#

##############################################################################

# TODO: put these in a configuration file somewhere

# TODO: perhaps combine this and ~/.bash/func.d/prompt ?

#

shell_init_prompt_color=${PROMPT_COLORS:-'1'}

shell_init_prompt_dollar=${PROMPT_DOLLAR:-'1'}

shell_init_prompt_details=${PROMPT_DETAILS:-'0'}

shell_init_prompt_rebuild=${PROMPT_REBUILD:-'0'}

export HOSTNAME=`hostname`

###

shell_init_prompt ()

{

local color=$((shell_init_prompt_color))

local dollar=$((shell_init_prompt_dollar))

local details=$((shell_init_prompt_details))

local rebuild=$((shell_init_prompt_rebuild))

local colors=~/.bash/colors

local infile=~/.bash/init.d/mkprompt

local outfile=~/var/bash/ps1

if test $infile -nt $outfile || ((rebuild))

then

echo "$FUNCNAME: source changed, rebuilding PS1"

((color)) && source ~/.bash/colors

# TODO: put the below in a separate file that's sourced.

# tried a few variations and could not get the evaluation

# right to output a sourcable file. maybe maintain this

# in an external language?

#

######################################################################

cat >| $outfile <<- .

#

# \"~/.bash/init.d/mkprompt\": source for editing, composes PS1

# \"~/var/bash/ps1\": cached PS1, rebuilt when \"mkprompt\" changes

#

# SAVE RETURN CODE if doing a subshell, and exit with

# it (see 'rval' in examples below), so exit status is

# correct for the outermost [interactive] shell

#

esetenv PS1 \\

"\[$CLR_solid_flat_fgwhite_bgblack\]" "\n" \\

.

if ((details))

then cat >> $outfile <<- .

\\

"\[$CLR_solid_flat_fgcyan_bgblack\]" " \t " \\

"\[$CLR_solid_bold_fggreen_bgblack\]" \\

"\\\${SSH_TTY:+" \\

"\\\${LHOST:-" \\

"\\\${HOSTNAME%%.*}}}" \\

"\[$CLR_solid_flat_fgcyan_bgblack\]" "\\\${SSH_TTY:+:}" \\

"\[$CLR_solid_bold_fgcyan_bgblack\]" "\\\${GOASSOC} " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "l" \\

"\[$CLR_solid_flat_fgcyan_bgblack\]" "\\\${GOTTY_NUM} " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "h" \\

"\[$CLR_solid_flat_fgcyan_bgblack\]" "\! " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "c" \\

"\[$CLR_solid_flat_fgcyan_bgblack\]" "\# " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "q\\\$(

rval=\\\$?

depth=\\\${#DIRSTACK[@]}

if ((depth == 1))

then printf %s%u \"\[$CLR_solid_flat_fgcyan_bgblack\]\" \\\$depth

else printf %s%u \"\[$CLR_solid_bold_fgmagenta_bgblack\]\" \\\$depth

fi

exit \\\$rval

)" \\

" " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "s\\\$(

rval=\\\$?

shlvl=\\\$SHLVL

if ((shlvl == 1)) || (((shlvl == 2)) && [[ \"\\\$DISPLAY\" ]])

then printf %s%u \"\[$CLR_solid_flat_fgcyan_bgblack\]\" \\\$shlvl

else printf %s%u \"\[$CLR_solid_bold_fgmagenta_bgblack\]\" \\\$shlvl

fi

exit \\\$rval

)" \\

" " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "j\\\$(

rval=\\\$?

running=\"\\\$(wc -l <(compgen -A running))\"

stopped=\"\\\$(wc -l <(compgen -A stopped))\"

running=\\\${running%% *}

stopped=\\\${stopped%% *}

njobs=\\\$((running + stopped))

if ((njobs))

then printf %s%u \"\[$CLR_solid_bold_fgmagenta_bgblack\]\" \\\$njobs

else printf %s%u \"\[$CLR_solid_flat_fgcyan_bgblack\]\" \\\$njobs

fi

exit \\\$rval

)" \\

" " \\

"\[$CLR_solid_bold_fgblue_bgblack\]" "r\\\$(

rval=\\\${?}

if ((rval))

then printf %s%u \"\[$CLR_solid_bold_fgmagenta_bgblack\]\" \\\$rval

else printf %s%u \"\[$CLR_solid_flat_fgcyan_bgblack\]\" \\\$rval

fi

exit \\\$rval

)" \\

" " \\

"\[$CLR_solid_bold_fgwhite_bgblack\]" "[" \\

"\[$CLR_solid_bold_fgcyan_bgblack\]" "\W" \\

"\[$CLR_solid_bold_fgwhite_bgblack\]" "]" \\

"\n" \\

.

fi

if ((dollar))

then cat >> $outfile <<- .

" " \\

"\\\$(

rval=\\\${?}

((rval == 148)) && rval=0 # 128 + 20 (SIGTSTP)

[[ \\\$(compgen -A running) || \\\$(compgen -A stopped) ]]

jobsbool=\\\$?

if ((rval == 0 && jobsbool == 0)); then printf \"\[$CLR_solid_bold_fgyellow_bgblack\]\"

elif ((rval == 0 && jobsbool == 1)); then printf \"\[$CLR_solid_bold_fggreen_bgblack\]\"

elif ((rval > 0 && jobsbool == 0)); then printf \"\[$CLR_solid_bold_fgmagenta_bgblack\]\"

elif ((rval > 0 && jobsbool == 1)); then printf \"\[$CLR_solid_bold_fgred_bgblack\]\"

fi

printf %c \\\\$

exit \\\$rval

)" \\

" " \\

"\[$CLR_solid_flat_fgwhite_bgblack\]"

esetenv PS2 \\

"\[$CLR_solid_bold_fgyellow_bgblack\]" "" \\

"\[$CLR_solid_flat_fgwhite_bgblack\]" " " \\

""

.

fi

##############################################################################

else

# use the cached prompt

:

fi

source $outfile

}

# process shell_init_*()

#

source ~/.bash/initfuncs