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authorLudovic Courtès <ludo@gnu.org>2019-08-28 23:27:20 +0200
committerLudovic Courtès <ludo@gnu.org>2019-08-30 01:33:45 +0200
commita28cfee841e9c5ab179291d3065f1486fd065e7e (patch)
tree539e7d4c15350a8a52eedfc12e10822c825f4cea /gnu/system.scm
parent546a709f202024c8a5173ad372a87ddc1c284c63 (diff)
downloadguix-a28cfee841e9c5ab179291d3065f1486fd065e7e.tar.gz
system: Add 'bootloader-menu-entries' field to <boot-parameters>.
This allows us to keep track of the extra menu entries specified in the
OS configuration.

* gnu/system.scm (<boot-parameters>)[bootloader-menu-entries]: New field.
(read-boot-parameters): Initialize it.
(operating-system-boot-parameters): Likewise.
(operating-system-boot-parameters-file): Serialize it.
* gnu/bootloader.scm (menu-entry->sexp, sexp->menu-entry): New
procedures.
Diffstat (limited to 'gnu/system.scm')
-rw-r--r--gnu/system.scm15
1 files changed, 15 insertions, 0 deletions
diff --git a/gnu/system.scm b/gnu/system.scm
index 01be1243fe..c860c22433 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -116,6 +116,7 @@
             boot-parameters-label
             boot-parameters-root-device
             boot-parameters-bootloader-name
+            boot-parameters-bootloader-menu-entries
             boot-parameters-store-device
             boot-parameters-store-mount-point
             boot-parameters-kernel
@@ -251,6 +252,8 @@ directly by the user."
   ;; OS's root file system, so it might be a device path like "/dev/sda3".
   (root-device      boot-parameters-root-device)
   (bootloader-name  boot-parameters-bootloader-name)
+  (bootloader-menu-entries                        ;list of <menu-entry>
+   boot-parameters-bootloader-menu-entries)
   (store-device     boot-parameters-store-device)
   (store-mount-point boot-parameters-store-mount-point)
   (kernel           boot-parameters-kernel)
@@ -297,6 +300,11 @@ file system labels."
          ((_ args) args)
          (#f       'grub))) ; for compatibility reasons.
 
+      (bootloader-menu-entries
+       (match (assq 'bootloader-menu-entries rest)
+         ((_ entries) (map sexp->menu-entry entries))
+         (#f          '())))
+
       ;; In the past, we would store the directory name of the kernel instead
       ;; of the absolute file name of its image.  Detect that and correct it.
       (kernel (if (string=? linux (direct-store-path linux))
@@ -1005,6 +1013,8 @@ such as '--root' and '--load' to <boot-parameters>."
           (operating-system-user-kernel-arguments os)))
      (initrd initrd)
      (bootloader-name bootloader-name)
+     (bootloader-menu-entries
+      (bootloader-configuration-menu-entries (operating-system-bootloader os)))
      (store-device (ensure-not-/dev (file-system-device store)))
      (store-mount-point (file-system-mount-point store)))))
 
@@ -1046,6 +1056,11 @@ being stored into the \"parameters\" file)."
                      #$(boot-parameters-kernel-arguments params))
                     (initrd #$(boot-parameters-initrd params))
                     (bootloader-name #$(boot-parameters-bootloader-name params))
+                    (bootloader-menu-entries
+                     #$(map menu-entry->sexp
+                            (or (and=> (operating-system-bootloader os)
+                                       bootloader-configuration-menu-entries)
+                                '())))
                     (store
                      (device
                       #$(device->sexp (boot-parameters-store-device params)))