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authorLudovic Courtès <ludo@gnu.org>2022-11-27 23:41:16 +0100
committerLudovic Courtès <ludo@gnu.org>2022-11-28 11:19:30 +0100
commitb5e334aeb8ab6ec68d19bcdb9b6f9cb5bea40ba0 (patch)
tree9de7f2d2e329f6429927f9b77d10eac6b23e8efd /gnu/build
parent450f7740283ce160a7482d1c75e6e0ab17f2a6f0 (diff)
hurd-boot: Explain why 'getxattr' cannot be used on GNU/Hurd.
This is a followup to f25e8f76fec03e5a31c221e7427d6962ece1aa67. * gnu/build/hurd-boot.scm (translated?): Clarify why 'getxattr' cannot be used on GNU/Hurd.
Diffstat (limited to 'gnu/build')
-rw-r--r--gnu/build/hurd-boot.scm3
1 files changed, 3 insertions, 0 deletions
diff --git a/gnu/build/hurd-boot.scm b/gnu/build/hurd-boot.scm
index ad8ffccea6..99e5c75e11 100644
--- a/gnu/build/hurd-boot.scm
+++ b/gnu/build/hurd-boot.scm
@@ -127,6 +127,9 @@ set."
(define (translated? file-name)
"Return true if a translator is installed on FILE-NAME."
+ ;; On GNU/Hurd, 'getxattr' in glibc opens the file without O_NOTRANS, and
+ ;; then, for "gnu.translator", it calls 'file_get_translator', resulting in
+ ;; EOPNOTSUPP (conversely, 'showtrans' opens the file with O_NOTRANS).
(if (string-contains %host-type "linux-gnu")
(passive-translator-xattr? file-name)
(passive-translator-installed? file-name)))