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kiss: Avoid 'sed -i'

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Dylan Araps 2020-01-28 21:21:20 +02:00
parent 2a4f93b4db
commit 3563141e12
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1 changed files with 20 additions and 11 deletions
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@ -148,12 +148,24 @@ dosu() {
fi
}
regex_escape() {
ssed() {
# Simple wrapper around 'sed' to handle in-place
# replacements in a portable way.
# Escape all required characters in both the search and
# replace portions of two strings for use in a 'sed' call
# as "plain-text".
sea=$(echo "$1" | sed 's/[]\/$*.^[]/\\&/g')
rep=$(echo "$2" | sed 's/[\/&]/\\&/g')
# Save the replacement result to a temporary file and then
# overwrite the original file with it.
#
# The '$4' equates to a 'sudo'/'su' equivalent when parts
# of the function's body must run as 'root'. Globbing is
# disabled and the input hardcoded so this is fine.
$4 sed "s/$sea/$rep" "$3" > "$3.bak"
$4 mv -f "$3.bak" "$3"
}
pkg_lint() {
@ -825,12 +837,10 @@ pkg_conflicts() {
mv -f "$tar_dir/$p_name/$con" \
"$tar_dir/$p_name/$cho_dir/$p_name$con_name"
regex_escape "$con" "/$cho_dir/$p_name$con_name"
# Rewrite the package's manifest to update its location
# to its new spot (and name) in the choices directory.
sed -i "s/$sea/$rep/" \
"$tar_dir/$p_name/$pkg_db/$p_name/manifest"
ssed "$con" "/$cho_dir/$p_name$con_name" \
"$tar_dir/$p_name/$pkg_db/$p_name/manifest"
done
else
if "$grep" -Fxf "$cac_dir/$pid-m" -- "$@"; then
@ -871,20 +881,19 @@ pkg_swap() {
log "Swapping '$2' from '$pkg_owns' to '$1'"
regex_escape "$2" "$PWD/$pkg_owns>${alt#*>}"
# Convert the current owner to an alternative and rewrite
# its manifest file to reflect this.
dosu cp -f "'$2'" "'$pkg_owns>${alt#*>}'"
dosu sed -i "'s/$sea/$rep/'" "'../installed/$pkg_owns/manifest'"
dosu cp -f "'$2'" "'$pkg_owns>${alt#*>}'"
ssed "'$2'" "'$PWD/$pkg_owns>${alt#*>}'" \
"'../installed/$pkg_owns/manifest'" dosu
fi
regex_escape "$PWD/$alt" "$2"
# Convert the desired alternative to a real file and rewrite
# the manifest file to reflect this. The reverse of above.
dosu mv -f "'$alt'" "'$2'"
dosu sed -i "'s/$sea/$rep/'" "'../installed/$1/manifest'"
dosu mv -f "'$alt'" "'$2'"
ssed "'$PWD/$alt'" "'$2'" "'../installed/$1/manifest'" dosu
}
pkg_remove() {