From a38becce9752e67f71e79e8c230b327869802e70 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Fri, 29 Sep 2006 16:52:48 +0000
Subject: * src/shuf.c (read_input): Fix an off-by-one error that would cause
 an infloop for piped input of 8KB or more. * NEWS: Mention the fix. *
 tests/misc/shuf: Test for the above fix.

---
 tests/misc/shuf | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'tests/misc/shuf')

diff --git a/tests/misc/shuf b/tests/misc/shuf
index 585df9901..17a74dd3f 100755
--- a/tests/misc/shuf
+++ b/tests/misc/shuf
@@ -51,4 +51,8 @@ cmp in out > /dev/null && { fail=1; echo "not random?" 1>&2; }
 sort -n out > out1
 cmp in out1 || { fail=1; echo "not a permutation" 1>&2; }
 
+# Before coreutils-6.3, this would infloop.
+# "seq 1860" produces 8193 bytes of output.
+seq 1860 | shuf > /dev/null || fail=1
+
 (exit $fail); exit $fail
-- 
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