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| author | Efraim Flashner <efraim@flashner.co.il> | 2023-01-30 11:33:18 +0200 |
|---|---|---|
| committer | Efraim Flashner <efraim@flashner.co.il> | 2023-01-30 12:39:40 +0200 |
| commit | 4cf1acc7f3033b50b0bf19e02c9f522d522d338c (patch) | |
| tree | 9fd64956ee60304c15387eb394cd649e49f01467 /gnu/build/activation.scm | |
| parent | edb8c09addd186d9538d43b12af74d6c7aeea082 (diff) | |
| parent | 595b53b74e3ef57a1c0c96108ba86d38a170a241 (diff) | |
| download | guix-4cf1acc7f3033b50b0bf19e02c9f522d522d338c.tar.gz | |
Merge remote-tracking branch 'origin/master' into core-updates
Conflicts: doc/guix.texi gnu/local.mk gnu/packages/admin.scm gnu/packages/base.scm gnu/packages/chromium.scm gnu/packages/compression.scm gnu/packages/databases.scm gnu/packages/diffoscope.scm gnu/packages/freedesktop.scm gnu/packages/gnome.scm gnu/packages/gnupg.scm gnu/packages/guile.scm gnu/packages/inkscape.scm gnu/packages/llvm.scm gnu/packages/openldap.scm gnu/packages/pciutils.scm gnu/packages/ruby.scm gnu/packages/samba.scm gnu/packages/sqlite.scm gnu/packages/statistics.scm gnu/packages/syndication.scm gnu/packages/tex.scm gnu/packages/tls.scm gnu/packages/version-control.scm gnu/packages/xml.scm guix/build-system/copy.scm guix/scripts/home.scm
Diffstat (limited to 'gnu/build/activation.scm')
| -rw-r--r-- | gnu/build/activation.scm | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/gnu/build/activation.scm b/gnu/build/activation.scm index 10c9045740..eea2233563 100644 --- a/gnu/build/activation.scm +++ b/gnu/build/activation.scm @@ -363,9 +363,14 @@ second element is the name it should appear at, such as: "Tell the kernel to look for device firmware under DIRECTORY. This mechanism bypasses udev: it allows Linux to handle firmware loading directly by itself, without having to resort to a \"user helper\"." - (call-with-output-file "/sys/module/firmware_class/parameters/path" - (lambda (port) - (display directory port)))) + + ;; If the kernel was built without firmware loading support, this file + ;; does not exist. Do nothing in that case. + (let ((firmware-path "/sys/module/firmware_class/parameters/path")) + (when (file-exists? firmware-path) + (call-with-output-file firmware-path + (lambda (port) + (display directory port)))))) (define (activate-ptrace-attach) "Allow users to PTRACE_ATTACH their own processes. |