mirror/ zsh
1
0
Fork 0
mirror of git://git.code.sf.net/p/zsh/code synced 2024-05-26 18:06:05 +02:00
Code

Updated the entry that talks about PROMPT_CR and PROMPT_SP to suggest 

a better precmd function -- one that includes an inverse hash, and
that outputs all its input in one go so that echoed input can't trip
up the algorithm and cause a wrap when it shouldn't.
This commit is contained in:
Wayne Davison 2005-07-26 18:48:28 +00:00
parent e6fdd78a18
commit d3e176012d
1 changed files with 4 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
Etc/FAQ.yo
View File

@ -1664,13 +1664,10 @@ sect(How do I prevent the prompt overwriting output when there is no newline?)
# Skip defining precmd if the PROMPT_SP option is available.
if ! eval '[[ -o promptsp ]] 2>/dev/null'; then
function precmd {
# An efficient version using termcap multi-right:
echo -n ' ' # Output 1 space
echotc RI $((COLUMNS - 3))
echo -n ' ' # Output 2 spaces
# Alternately, try replacing the above 3 lines with this echo
# that outputs a screen-column-width of spaces:
#echo -n ${(l:$COLUMNS:::):-}
# Output an inverse hash and a bunch spaces. We include
# a CR at the end so that any user-input that gets echoed
# between this output and the prompt doesn't cause a wrap.
print -nP "%B%S#%s%b${(l:$((COLUMNS-1)):::):-}\r"
}
fi
)