Support rescuezilla

README.md

@@ -141,6 +141,7 @@ The supported `iso` sub-directories (in alphabetical order) are :
 * [`peppermint`](https://peppermintos.com/)
 * [`popos`](https://pop.system76.com/)
 * [`porteus`](http://www.porteus.org/)
+* [`rescuezilla`](https://rescuezilla.com/)
 * [`rhel`](https://www.redhat.com/rhel) - _Installation only_
 * [`rockylinux`](https://rockylinux.org/)
 * [`slitaz`](https://slitaz.org/)
@@ -183,7 +184,7 @@ releases of some distro:
 Sample ordered menu:
 
 |                                    | iso mtime               |
-|------------------------------------|-------------------------|
+| ---------------------------------- | ----------------------- |
 | Debian Live 12.0.0 amd64 standard  | 10 June 2023            |
 | Debian Live 11.7.0 amd64 gnome     | 14 August 2021 + 7 days |
 | Debian Live 11.7.0 amd64 kde       | 14 August 2021 + 7 days |

grub2/grub.cfg

@@ -355,6 +355,12 @@ if any_exists ${isopath}/porteus/Porteus-*.iso; then
   }
 fi
 
+if any_exists ${isopath}/rescuezilla/rescuezilla-*.iso; then
+  menuentry "Rescuezilla >" --class rescuezilla {
+    configfile "${prefix}/inc-rescuezilla.cfg"
+  }
+fi
+
 if any_exists ${isopath}/rhel/rhel-*.iso; then
   menuentry "Red Hat Enterprise Linux >" --class redhat {
     configfile "${prefix}/inc-rhel.cfg"

grub2/inc-rescuezilla.cfg

@@ -0,0 +1,29 @@
+# Rescuezilla
+function add_menu {
+  isofile="$1"
+
+  if regexp "rolling" "${isofile}"; then    # Exceptional weekly release
+    regexp \
+      --set 1:isoname \
+      --set 2:version \
+      --set 3:arch \
+      "^${isopath}/rescuezilla/(rescuezilla-(rolling-release.20..-..-..).(.+)\.iso)\$" "${isofile}"
+  else                                      # Normal release
+    regexp \
+      --set 1:isoname \
+      --set 2:version \
+      --set 3:arch \
+      "^${isopath}/rescuezilla/(rescuezilla-(.+)-(.+)\.iso)\$" "${isofile}"
+  fi  
+  menuentry "Rescuezilla ${version} ${arch}" "${isofile}" "${isoname}" --class rescuezilla {
+    set isofile=$2
+    set isoname=$3
+    use "${isoname}"
+    loop $isofile
+    linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=${isofile} skip quiet splash
+    initrd (loop)/casper/initrd.*
+  }
+}
+
+for_each_sorted add_menu "$isopath"/rescuezilla/rescuezilla-*.iso
+