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gnu: js-mathjax: Avoid "Too many open files" error while building.

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* gnu/packages/javascript.scm (js-mathjax)[arguments]: Add call to
'close-pipe'.  Previously builds would sometimes fail with EMFILE (this
was non-deterministic as it depends on GC activity.)
This commit is contained in:
Ludovic Courtès 2019-05-16 17:06:18 +02:00
parent 9c64080dce
commit 9da2dd90e2
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1 changed files with 5 additions and 1 deletions
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6
gnu/packages/javascript.scm
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@ -117,7 +117,11 @@ (define-public js-mathjax
(let ((minified (open-pipe* OPEN_READ "uglify-js" file))) (let ((minified (open-pipe* OPEN_READ "uglify-js" file)))
(call-with-output-file installed (call-with-output-file installed
(lambda (port) (lambda (port)
(dump-port minified port))))) (dump-port minified port)))
(let ((exit (close-pipe minified)))
(unless (zero? exit)
(error "dear, uglify-js failed" exit)))))
(else (else
(install-file file (dirname installed)))))) (install-file file (dirname installed))))))
(find-files ".")) (find-files "."))