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-rw-r--r--contrib/pacdiff.sh.in52
1 files changed, 46 insertions, 6 deletions
diff --git a/contrib/pacdiff.sh.in b/contrib/pacdiff.sh.in
index 17b0220b..34b655c6 100644
--- a/contrib/pacdiff.sh.in
+++ b/contrib/pacdiff.sh.in
@@ -18,6 +18,8 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
+shopt -s extglob
+
declare -r myname='pacdiff'
declare -r myver='@PACKAGE_VERSION@'
@@ -25,7 +27,7 @@ diffprog=${DIFFPROG:-vimdiff}
diffsearchpath=${DIFFSEARCHPATH:-/etc}
USE_COLOR='y'
declare -a oldsaves
-declare -i USE_FIND=0 USE_LOCATE=0
+declare -i USE_FIND=0 USE_LOCATE=0 USE_PACDB=0
m4_include(../scripts/library/output_format.sh)
@@ -33,11 +35,12 @@ usage() {
cat <<EOF
$myname is a simple pacnew/pacorig/pacsave updater.
-Usage: $myname [-l | -f] [--nocolor]
+Usage: $myname [-l | -f | -p] [--nocolor]
Search Options: select one, default: find
-l/--locate scan using locate
-f/--find scan using find
+ -p/--pacmandb scan active config files from pacman db
General Options:
--nocolor remove colors from output
@@ -58,11 +61,32 @@ version() {
echo 'Copyright (C) 2013 Pacman Development Team <pacman-dev@archlinux.org>'
}
+print_existing() {
+ [[ -f "$1" ]] && printf '%s\0' "$1"
+}
+
+print_existing_pacsave(){
+ for f in "${1}"?(.+([0-9])); do
+ [[ -f $f ]] && printf '%s\0' "$f"
+ done
+}
+
cmd() {
if (( USE_LOCATE )); then
locate -0 -e -b \*.pacnew \*.pacorig \*.pacsave '*.pacsave.[0-9]*'
elif (( USE_FIND )); then
find $diffsearchpath \( -name \*.pacnew -o -name \*.pacorig -o -name \*.pacsave -o -name '*.pacsave.[0-9]*' \) -print0
+ elif (( USE_PACDB )); then
+ awk '/^%BACKUP%$/ {
+ while (getline) {
+ if (/^$/) { nextfile }
+ print $1
+ }
+ }' "${pac_db}"/*/files | while read -r bkup; do
+ print_existing "/$bkup.pacnew"
+ print_existing "/$bkup.pacorig"
+ print_existing_pacsave "/$bkup.pacsave"
+ done
fi
}
@@ -72,8 +96,10 @@ while [[ -n "$1" ]]; do
USE_LOCATE=1;;
-f|--find)
USE_FIND=1;;
+ -p|--pacmandb)
+ USE_PACDB=1;;
--nocolor)
- USE_COLOR='n' ;;
+ USE_COLOR='n';;
-V|--version)
version; exit 0;;
-h|--help)
@@ -86,12 +112,26 @@ done
m4_include(../scripts/library/term_colors.sh)
-case $(( USE_FIND + USE_LOCATE )) in
+case $(( USE_FIND + USE_LOCATE + USE_PACDB )) in
0) USE_FIND=1;; # set the default search option
[^1]) error "Only one search option may be used at a time"
usage; exit 1;;
esac
+if (( USE_PACDB )); then
+ if [[ ! -r @sysconfdir@/pacman.conf ]]; then
+ error "unable to read @sysconfdir@/pacman.conf"
+ usage; exit 1
+ fi
+
+ eval $(awk '/DBPath/ {print $1$2$3}' @sysconfdir@/pacman.conf)
+ pac_db="${DBPath:-@localstatedir@/lib/pacman/}local"
+ if [[ ! -d "${pac_db}" ]]; then
+ error "unable to read pacman db %s". "${pac_db}"
+ usage; exit 1
+ fi
+fi
+
# see http://mywiki.wooledge.org/BashFAQ/020
while IFS= read -u 3 -r -d '' pacfile; do
file="${pacfile%.pac*}"
@@ -121,8 +161,8 @@ while IFS= read -u 3 -r -d '' pacfile; do
r|R) rm -v "$pacfile"; break ;;
o|O) mv -v "$pacfile" "$file"; break ;;
v|V)
- $diffprog "$pacfile" "$file"
- rm -iv "$pacfile"; break ;;
+ $diffprog "$pacfile" "$file"
+ rm -iv "$pacfile"; break ;;
s|S) break ;;
*) ask "Invalid answer. Try again: [v/s/r/o/q] "; continue ;;
esac