archbuild: Make clean scripts a bit more verbose

roles/archbuild/files/clean-chroots

 #!/bin/zsh
 setopt extendedglob nomatch errreturn
 
-integer ret=0 br=0
+integer ret=0
 
 cd /var/lib/archbuild
 
+chroots=( */^root(/Nmh+12) )
+(( ${#chroots} )) || exit 0
+
+df -HT .
+echo "<6>Deleting ${#chroots} chroots"
+
 if btrfs filesystem df . &>/dev/null; then
   remove() {
-    btrfs sub del $1
+    btrfs sub del $1 &>/dev/null
   }
 else
   remove() {
@@ -15,7 +21,7 @@ else
   }
 fi
 
-for chroot in */^root(/Nmh+12); do
+for chroot in $chroots; do
   exec 9>>| $chroot.lock
 
   if ! flock -n 9; then
@@ -23,9 +29,9 @@ for chroot in */^root(/Nmh+12); do
     continue
   fi
 
-  echo "<6>Deleting $chroot"
-
-  if ! remove $chroot &>/dev/null; then
+  if remove $chroot; then
+    echo "<6>Deleted $chroot"
+  else
     echo "<3>Error deleting $chroot"
     ret=1
   fi
@@ -33,4 +39,5 @@ for chroot in */^root(/Nmh+12); do
   # We don't remove the lockfile. Less races that way
 done
 
+df -HT .
 exit $ret

roles/archbuild/files/clean-dests

 #!/bin/zsh
 setopt extendedglob nomatch errreturn
 
-cd /var/lib/archbuilddest
+integer ret=0
 
-rm -rf srcdest/*(Na+90)
+cd /var/lib/archbuilddest/srcdest
+
+files=( *(Na+90) )
+(( ${#files} )) || exit 0
+
+df -HT .
+echo "<6>Deleting ${#files} files"
+
+for file in $files; do
+  if rm -rf $file; then
+    echo "<6>Deleted $file"
+  else
+    echo "<3>Error deleting $file"
+    ret=1
+  fi
+done
+
+df -HT .
+exit $ret