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fixup WIP: musl-boot0: Add fixes for i686 and x86_64.

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Change-Id: I431579d13474f2b61575de07909bdd5d986de0f2
This commit is contained in:
Efraim Flashner 2024-11-24 11:19:59 +02:00
parent d84282352c
commit 94eec58b5d
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GPG key ID: 41AAE7DCCA3D8351
1 changed files with 9 additions and 3 deletions
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12
gnu/packages/commencement.scm
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@ -971,9 +971,15 @@ MesCC-Tools), and finally M2-Planet.")
'("src/math/i386" "src/math/x86_64"))))
(add-after 'unpack 'adjust-i386-setjmp
(lambda _
;; TCC has a bug with forward referencing numeric labels. We
;; remove this file and fallback to the generic C implementation.
(delete-file "src/signal/i386/sigsetjmp.s")))
;; We can't just delete the file or we get:
;; tcc: error: undefined symbol 'sigsetjmp'
(substitute* "src/signal/i386/sigsetjmp.s"
;; TCC has a bug with forward referencing numeric labels. We
;; move the label and its code to the top.
(("^1:[\t ]*jmp ___setjmp") "")
(("^sigsetjmp:") "1:\tjmp ___setjmp\nsigsetjmp:")
;; And we turn the forward into a backward reference.
(("jecxz 1f") "jecxz 1b"))))
;; We can't use the install script since it doesn't play well with gash.
(replace 'install
(lambda* (#:key outputs #:allow-other-keys)