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tests: init.sh: use "sed 1q" in place of "head -1"

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* tests/init.sh (warn_): Use "sed 1q" in place of "head -1".
The latter is officially obsolete but more portable than "head -n1".
Reported by Bernhard Voelker.
This commit is contained in:
Jim Meyering 2011-06-20 10:01:43 +02:00
parent ea7c77df7f
commit 1d919fbb7f
1 changed files with 1 additions and 1 deletions
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2
tests/init.sh
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@ -84,7 +84,7 @@ warn_ ()
case $IFS in
' '*) printf '%s\n' "$*" >&2
test $stderr_fileno_ = 2 \
|| { printf '%s\n' "$*" | head -1 >&$stderr_fileno_ ; } ;;
|| { printf '%s\n' "$*" | sed 1q >&$stderr_fileno_ ; } ;;
*) (IFS=' '; warn_ "$@");;
esac
}