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authorLudovic Courtès <ludo@gnu.org>2019-04-15 11:30:50 +0200
committerLudovic Courtès <ludo@gnu.org>2019-04-15 12:24:14 +0200
commit3f03a198b2f1ad7ff6f1d53c287c36011024d67c (patch)
treec1c4d015ce3a659f3906589549d3e811cfb59f18 /gnu/system.scm
parent2c6c002ab7d23d21d592f3c3d1534c6791db2e72 (diff)
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system: Add 'label' field to <operating-system>.
* gnu/system.scm (<operating-system>)[label]: New field. (operating-system-default-label): New procedure. (operating-system-boot-parameters): Use it instead of 'kernel->boot-label'. * doc/guix.texi (operating-system Reference): Document it.
Diffstat (limited to 'gnu/system.scm')
-rw-r--r--gnu/system.scm12
1 files changed, 11 insertions, 1 deletions
diff --git a/gnu/system.scm b/gnu/system.scm
index 2abb1fefff..24243eb707 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -78,6 +78,8 @@
operating-system-kernel
operating-system-kernel-file
operating-system-kernel-arguments
+ operating-system-label
+ operating-system-default-label
operating-system-initrd-modules
operating-system-initrd
operating-system-users
@@ -160,6 +162,9 @@
(kernel-arguments operating-system-user-kernel-arguments
(default '())) ; list of gexps/strings
(bootloader operating-system-bootloader) ; <bootloader-configuration>
+ (label operating-system-label ; string
+ (thunked)
+ (default (operating-system-default-label this-operating-system)))
(keyboard-layout operating-system-keyboard-layout ;#f | <keyboard-layout>
(default #f))
@@ -918,6 +923,11 @@ listed in OS. The C library expects to find it under
(inferior-package-version kernel)))
(else "GNU")))
+(define (operating-system-default-label os)
+ "Return the default label for OS, as it will appear in the bootloader menu
+entry."
+ (kernel->boot-label (operating-system-kernel os)))
+
(define (store-file-system file-systems)
"Return the file system object among FILE-SYSTEMS that contains the store."
(match (filter (lambda (fs)
@@ -966,7 +976,7 @@ such as '--root' and '--load' to <boot-parameters>."
(bootloader (bootloader-configuration-bootloader
(operating-system-bootloader os)))
(bootloader-name (bootloader-name bootloader))
- (label (kernel->boot-label (operating-system-kernel os))))
+ (label (operating-system-label os)))
(boot-parameters
(label label)
(root-device root-device)