add keep-all options

profile.d/compress.sh

@@ -434,6 +434,7 @@ export -f utaz
 # 	-d, --delete	Delete source file or directory after success
 # 	-f, --format	Chose archive format in the given list. If several format are
 # 			given, the smalest is kept
+# 	-K, --keep-all	Keep every produced version instead of only the smallest
 # 	-p, --parallel	Number of threads to use, or 'auto' to use detected CPU count
 # 	-v, --verbose	Display progress where possible
 # 	-q, --quiet	Display less messages (only errors and warnings)
@@ -590,7 +591,7 @@ taz()
     }
 
     local PARSED
-    PARSED=$(getopt -o hdf:p:vq123456789 --long help,delete,format:,parallel:,verbose,quiet --name "taz" -- "$@")
+    PARSED=$(getopt -o hdf:Kp:vq123456789 --long help,delete,format:,keep-all,parallel:,verbose,quiet --name "taz" -- "$@")
     # shellcheck disable=SC2181 # getopt return code is checked immediately after
     if [ $? -ne 0 ]; then
         disp E "Invalid options, use \"taz --help\" to display usage."
@@ -608,6 +609,7 @@ taz()
             printf "\t-d, --delete\tDelete source file or directory after success\n"
             printf "\t-f, --format\tChose archive format in the given list. If several format are\n"
             printf "\t\t\tgiven, the smalest is kept\n"
+            printf "\t-K, --keep-all\tKeep every produced version instead of only the smallest\n"
             printf "\t-p, --parallel\tNumber of threads, or 'auto' for runtime CPU count\n"
             printf "\t-v, --verbose\tDisplay progress where possible\n"
             printf "\t-q, --quiet\tDisplay less messages (only errors and warnings)\n"
@@ -640,6 +642,11 @@ taz()
             shift 2
             ;;
 
+        -K|--keep-all)
+            local keepall=1
+            shift
+            ;;
+
         -p|--parallel)
             local nproc=$2
             shift 2
@@ -734,10 +741,11 @@ taz()
         [[ $donetar -gt 0 ]] && fname=$item.tar
 
         # Compress the archive with every requested format; the smallest
-        # resulting file is kept and the others are discarded.
-        local candidates=() fmt exec_code aborted=0
+        # resulting file is kept and the others are discarded (unless --keep-all).
+        local candidates=() fmt exec_code aborted=0 tar_requested=0
         for fmt in "${compforms[@]}"; do
             if [[ $fmt == tar ]]; then
+                tar_requested=1
                 candidates+=("$fname")
                 continue
             fi
@@ -803,15 +811,23 @@ taz()
             done
         fi
 
-        # Discard every archive but the smallest, then drop the intermediate
-        # tar unless it is the kept archive.
-        for c in "${candidates[@]}"; do
-            [[ $c != "$winner" ]] && rm -f -- "$c"
-        done
-        [[ $donetar -gt 0 && $fname != "$winner" ]] && rm -f -- "$fname"
+        # Discard every archive but the smallest, unless --keep-all was given.
+        # Either way, drop the intermediate tar when it was not itself a
+        # requested output format.
+        if [[ -z $keepall ]]; then
+            for c in "${candidates[@]}"; do
+                [[ $c != "$winner" ]] && rm -f -- "$c"
+            done
+        fi
+        [[ $donetar -gt 0 && $tar_requested -eq 0 ]] && rm -f -- "$fname"
 
-        [[ ${#compforms[@]} -gt 1 ]] &&
-            disp I "\t Kept smallest archive: ${winner} ($(_taz_human "$winner_size"))."
+        if [[ -n $keepall ]]; then
+            [[ ${#compforms[@]} -gt 1 ]] &&
+                disp I "\t Kept all produced archives (smallest: ${winner}, $(_taz_human "$winner_size"))."
+        else
+            [[ ${#compforms[@]} -gt 1 ]] &&
+                disp I "\t Kept smallest archive: ${winner} ($(_taz_human "$winner_size"))."
+        fi
 
         if [[ $willrm ]]; then
             disp I "\t Deleting original source as asked... "