V8.00.000.2025.06.17

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

.archive/func/4230_update_grub.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+#######################################
+# Detects and collects all boot devices for GRUB installation.
+# Supports /dev/sdX, /dev/vdX, /dev/hdX, /dev/nvmeXn1, /dev/mmcblkX.
+# Globals:
+#   VAR_RECIPE_HIGHEST_DEVICE
+#   ary_bootdev_all
+#   grub_bootdev
+# Arguments:
+#   None
+# Returns:
+#   0: on success
+#######################################
+get_all_boot_devs() {
+  ### Declare Arrays, HashMaps, and Variables.
+  declare -ag ary_bootdev_all=()
+  declare     dev="" dev_prefix="" dev_path="" letter=""
+  declare -i  ascii=0 ascii_end=0 ascii_start=0
+
+  ### Determine prefix from grub_bootdev (e.g., "sd", "vd", "nvme", "mmcblk")
+  dev_prefix=$(basename "${grub_bootdev}" | sed -E 's/^([a-z]+)[a-z0-9]*$/\1/')
+
+  case "${dev_prefix}" in
+
+    sd|vd|hd)
+      ascii_start=$(printf '%d' "'a")
+      ascii_end=$(printf '%d' "'${VAR_RECIPE_HIGHEST_DEVICE}")
+      for ((ascii = ascii_start; ascii <= ascii_end; ascii++)); do
+        letter=$(printf "%b" "\\$(printf '%03o' "${ascii}")")
+        dev_path="/dev/${dev_prefix}${letter}"
+        [[ -b "${dev_path}" ]] && ary_bootdev_all+=("${dev_path}")
+      done
+      ;;
+
+    nvme)
+    # shellcheck disable=SC2312
+      while read -r dev; do
+        ary_bootdev_all+=("/dev/${dev}")
+      done < <(lsblk -dn -o NAME | grep -E '^nvme[0-9]+n1$')
+      ;;
+
+    mmcblk)
+    # shellcheck disable=SC2312
+      while read -r dev; do
+        ary_bootdev_all+=("/dev/${dev}")
+      done < <(lsblk -dn -o NAME | grep -E '^mmcblk[0-9]+$')
+      ;;
+
+    *)
+      do_log "warning" "file_only" "4230() Unrecognized boot device prefix: ${dev_prefix}"
+      ;;
+
+  esac
+
+  return 0
+}