V8.00.000.2025.06.17

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

func/cdi_4200_boot/4230_installation_grub.sh

@@ -38,16 +38,17 @@ guard_sourcing
 #   VAR_SETUP_PATH
 #   grub_background_enable
 #   grub_background_path
-#   grub_latest
+#   grub_bootdev
+#   grub_force_efi
 #   grub_prober
 #   grub_skip
+#   grub_update_nvram
 #   var_update_grub_required
 # Arguments:
 #   None
 # Returns:
 #   0: on success
-#   ERR_GRUB_BACKGROUND
-#   ERR_GRUB_EFI_FORCE
+#   ERR_GRUB_ARCHITECTURE: on failure
 #######################################
 installation_grub() {
   ### Declare Arrays, HashMaps, and Variables.
@@ -78,7 +79,8 @@ installation_grub() {
           chroot_script "${TARGET}" "
             export INITRD=No
             apt-get install -y --no-install-recommends grub2-common grub-efi-amd64 grub-efi-amd64-bin 2>&1 | tee -a ${var_logfile}
-            echo ExitCode of PIPESTATUS[0]: \${PIPESTATUS[0]} >> ${var_logfile}
+            RC=( \${PIPESTATUS[@]} )
+            echo ExitCode of PIPESTATUS[0]: \${RC[0]} >> ${var_logfile}
           "
           ;;
 
@@ -86,7 +88,8 @@ installation_grub() {
           chroot_script "${TARGET}" "
             export INITRD=No
             apt-get install -y --no-install-recommends grub2-common grub-efi-arm64 grub-efi-arm64-bin 2>&1 | tee -a ${var_logfile}
-            echo ExitCode of PIPESTATUS[0]: \${PIPESTATUS[0]} >> ${var_logfile}
+            RC=( \${PIPESTATUS[@]} )
+            echo ExitCode of PIPESTATUS[0]: \${RC[0]} >> ${var_logfile}
           "
           ;;
 
@@ -101,7 +104,8 @@ installation_grub() {
       chroot_script "${TARGET}" "
         export INITRD=No
         apt-get install -y --no-install-recommends grub2-common grub-pc grub-pc-bin 2>&1 | tee -a ${var_logfile}
-        echo ExitCode of PIPESTATUS[0]: \${PIPESTATUS[0]} >> ${var_logfile}
+        RC=( \${PIPESTATUS[@]} )
+        echo ExitCode of PIPESTATUS[0]: \${RC[0]} >> ${var_logfile}
       "
 
     fi
@@ -210,6 +214,9 @@ EOF
 
   guard_dir && return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f installation_grub
 
 #######################################
 # Installs GRUB to BIOS in BIOS mode.
@@ -222,7 +229,7 @@ EOF
 #   None
 # Returns:
 #   0: on success
-#   ERR_GRUB_INSTALL
+#   ERR_GRUB_INSTALL: on failure
 #######################################
 install_grub_bios() {
   ### Declare Arrays, HashMaps, and Variables.
@@ -253,6 +260,9 @@ install_grub_bios() {
 
   return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f install_grub_bios
 
 #######################################
 # Installs GRUB to ESP in UEFI mode.
@@ -260,14 +270,13 @@ install_grub_bios() {
 #   TARGET
 #   VAR_MODINFO_PATH
 #   grub_bootdev
-#   grub_force_efi
 #   grub_update_nvram
 #   var_update_grub_required
 # Arguments:
 #   None
 # Returns:
 #   0: on success
-#   ERR_GRUB_INSTALL
+#   ERR_GRUB_INSTALL: on failure
 #######################################
 install_grub_uefi() {
   ### Declare Arrays, HashMaps, and Variables.
@@ -300,6 +309,9 @@ install_grub_uefi() {
 
   return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f install_grub_uefi
 
 #######################################
 # Get the path of the required Grub modules.
@@ -316,6 +328,7 @@ get_grub_modinfo_path() {
   ### Declare Arrays, HashMaps, and Variables.
   declare -gx VAR_MODINFO_PATH=""
 
+  # shellcheck disable=SC2249
   case "${VAR_RECIPE_FIRMWARE}" in
 
     uefi)
@@ -339,4 +352,7 @@ get_grub_modinfo_path() {
 
   return 0
 }
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f get_grub_modinfo_path
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh