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tests: update tests/init.sh

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* tests/init.sh: Update from Gnulib.
This commit is contained in:
Paul Eggert 2023-01-14 16:56:26 -08:00
parent eae77386eb
commit 72ccd15d5c
1 changed files with 5 additions and 4 deletions
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9
tests/init.sh
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@ -646,18 +646,19 @@ compare_dev_null_ ()
for diff_opt_ in -u -U3 -c '' no; do
test "$diff_opt_" != no &&
diff_out_=`exec 2>/dev/null; diff $diff_opt_ "$0" "$0" < /dev/null` &&
diff_out_=`exec 2>/dev/null
LC_ALL=C diff $diff_opt_ "$0" "$0" < /dev/null` &&
break
done
if test "$diff_opt_" != no; then
if test -z "$diff_out_"; then
compare_ () { diff $diff_opt_ "$@"; }
compare_ () { LC_ALL=C diff $diff_opt_ "$@"; }
else
compare_ ()
{
# If no differences were found, AIX and HP-UX 'diff' produce output
# like "No differences encountered". Hide this output.
diff $diff_opt_ "$@" > diff.out
LC_ALL=C diff $diff_opt_ "$@" > diff.out
diff_status_=$?
test $diff_status_ -eq 0 || cat diff.out || diff_status_=2
rm -f diff.out || diff_status_=2
@ -702,4 +703,4 @@ test -f "$srcdir/init.cfg" \
setup_ "$@"
# This trap is here, rather than in the setup_ function, because some
# shells run the exit trap at shell function exit, rather than script exit.
trap remove_tmp_ 0
trap remove_tmp_ EXIT