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(parent: 9ab1f9d) | patch
tail: avoid infloop with -c on /dev/zero
authorPaul Eggert <eggert@cs.ucla.edu>
Sat, 20 Apr 2024 04:44:32 +0000 (21:44 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Sat, 20 Apr 2024 04:45:43 +0000 (21:45 -0700)
commitfb543b6b82c1f3a20ff88f44cc3ed367bfe811b6
tree72adee96baf0355860900b72f198a66ff4df1cbetree
parent9ab1f9db94479eca4dd2c29b4e21550ff2bcd5bbcommit | diff
tail: avoid infloop with -c on /dev/zero

Problem reported by Ionut Nicula in:
https://bugs.gnu.org/70477
* src/tail.c (tail_bytes): Do not loop forever on commands
like 'tail -c 4096 /dev/zero'.
* tests/tail/tail-c.sh: Test this fix.
NEWS diff | blob | blame | history
src/tail.c diff | blob | blame | history
tests/tail/tail-c.sh diff | blob | blame | history
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