From 7349f926c70d92b4ade0da2201d0df797e73fe07 Mon Sep 17 00:00:00 2001
From: Marius Bakke <mbakke@fastmail.com>
Date: Fri, 18 Oct 2019 14:28:11 +0200
Subject: gnu: ucl: Build with the C90 standard.

Fixes <https://bugs.gnu.org/37778>.
Reported by Pierre Neidhardt <mail@ambrevar.xyz>.

* gnu/packages/compression.scm (ucl)[arguments]: New field.
---
 gnu/packages/compression.scm | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'gnu/packages')

diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index c4298c1e95..b63ca4da32 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -1901,6 +1901,9 @@ The specification of the Brotli Compressed Data Format is defined in RFC 7932.")
               (base32
                "0j036lkwsxvm15gr29n8wn07cqq79dswjs9k54939ms5zngjjrdq"))))
     (build-system gnu-build-system)
+    (arguments
+     `(;; UCL 1.03 fails to build with newer C standards.
+       #:configure-flags '("CFLAGS=-std=gnu90")))
     (home-page "http://www.oberhumer.com/opensource/ucl/")
     (synopsis "Portable lossless data compression library")
     (description "UCL implements a number of compression algorithms that
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