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kiss: refactor removal check

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Moves the code into its own function and removes the subshell usage.
This commit is contained in:
Dylan Araps 2021-06-30 09:22:05 +00:00
parent 3c8057acfb
commit 048a79d471
1 changed files with 19 additions and 8 deletions
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@ -1140,18 +1140,29 @@ pkg_etc() (
done ||: done ||:
) )
pkg_removable() {
# Check if a package is removable and die if it is not.
# A package is removable when it has no dependents or
# when KISS_FORCE is set to 1.
case ${KISS_FORCE:=0} in 0)
log "$1" "Checking if package removable"
cd "$sys_db"
set +f
! grep -lFx -- "$1" */depends ||
die "$1" "Not removable, has dependents"
set -f
cd "$OLDPWD"
esac
}
pkg_remove() { pkg_remove() {
# Remove a package and all of its files. The '/etc' directory is handled # Remove a package and all of its files. The '/etc' directory is handled
# differently and configuration files are *not* overwritten. # differently and configuration files are *not* overwritten.
pkg_list "$1" >/dev/null || return pkg_list "$1" >/dev/null || return
pkg_removable "$1"
# Make sure that nothing depends on this package.
[ "$KISS_FORCE" = 1 ] || {
log "$1" "Checking for reverse dependencies"
(cd "$sys_db"; set +f; grep -lFx "$1" -- */depends) &&
die "$1" "Can't remove package, others depend on it"
}
# Block being able to abort the script with 'Ctrl+C' during removal. # Block being able to abort the script with 'Ctrl+C' during removal.
# Removes all risk of the user aborting a package removal leaving an # Removes all risk of the user aborting a package removal leaving an