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installer: Use dynamic-wind to setup installer.

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* gnu/installer.scm (installer-program): Use dynamic-wind, so that
completely uncaught exceptions can be printed properly.

Signed-off-by: Mathieu Othacehe <othacehe@gnu.org>
This commit is contained in:
Josselin Poiret 2022-01-15 14:50:09 +01:00 • committed by Mathieu Othacehe
parent 7cbd95a9f6
commit 41eb0f01fc
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GPG key ID: 8354763531769CA6
1 changed files with 44 additions and 43 deletions
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87
gnu/installer.scm
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@ -416,51 +416,52 @@ selected keymap."
(define current-installer newt-installer)
(define steps (#$steps current-installer))
((installer-init current-installer))
(dynamic-wind
(installer-init current-installer)
(lambda ()
(parameterize
((run-command-in-installer
(installer-run-command current-installer)))
(catch #t
(lambda ()
(define results
(run-installer-steps
#:rewind-strategy 'menu
#:menu-proc (installer-menu-page current-installer)
#:steps steps))
(parameterize
((run-command-in-installer
(installer-run-command current-installer)))
(catch #t
(lambda ()
(define results
(run-installer-steps
#:rewind-strategy 'menu
#:menu-proc (installer-menu-page current-installer)
#:steps steps))
(match (result-step results 'final)
('success
;; We did it! Let's reboot!
(sync)
(stop-service 'root))
(_
;; The installation failed, exit so that it is restarted
;; by login.
#f)))
(const #f)
(lambda (key . args)
(installer-log-line "crashing due to uncaught exception: ~s ~s"
key args)
(let ((error-file "/tmp/last-installer-error")
(dump-archive "/tmp/dump.tgz"))
(call-with-output-file error-file
(lambda (port)
(display-backtrace (make-stack #t) port)
(print-exception port
(stack-ref (make-stack #t) 1)
key args)))
(make-dump dump-archive
#:result %current-result
#:backtrace error-file)
(let ((report
((installer-dump-page current-installer)
dump-archive)))
((installer-exit-error current-installer)
error-file report key args)))
(primitive-exit 1)))))
(match (result-step results 'final)
('success
;; We did it! Let's reboot!
(sync)
(stop-service 'root))
(_
;; The installation failed, exit so that it is restarted
;; by login.
#f)))
(const #f)
(lambda (key . args)
(installer-log-line "crashing due to uncaught exception: ~s ~s"
key args)
(let ((error-file "/tmp/last-installer-error")
(dump-archive "/tmp/dump.tgz"))
(call-with-output-file error-file
(lambda (port)
(display-backtrace (make-stack #t) port)
(print-exception port
(stack-ref (make-stack #t) 1)
key args)))
(make-dump dump-archive
#:result %current-result
#:backtrace error-file)
(let ((report
((installer-dump-page current-installer)
dump-archive)))
((installer-exit-error current-installer)
error-file report key args)))
(primitive-exit 1))))
((installer-exit current-installer))))))
(installer-exit current-installer))))))
(program-file
"installer"