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tar: don't use "((" in shell scripts

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* tests/extrac11.at: Replace "((" with "( (" in shell scripts, as
"((" is not portable to the Korn shell, and POSIX 1003.1-2008 says
that "((" is not portable.
This commit is contained in:
Paul Eggert
2010-10-26 15:04:56 -07:00
parent 28e91b48f6
commit 6398c7a79c
1 changed files with 15 additions and 15 deletions
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tests/extrac11.at
+15 -15
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@@ -47,30 +47,30 @@ for dir in $dirs; do
done
# Check that "ulimit" itself works.
((ulimit -n 100 &&
tar -cf archive1.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive1.tar -C dest1 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest1/a
( (ulimit -n 100 &&
tar -cf archive1.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive1.tar -C dest1 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest1/a
) >/dev/null 2>&1 ||
AT_SKIP_TEST
# Another test that "ulimit" itself works:
# tar should fail when completely starved of file descriptors.
((ulimit -n 4 &&
tar -cf archive2.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive2.tar -C dest2 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest2/a
( (ulimit -n 4 &&
tar -cf archive2.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive2.tar -C dest2 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest2/a
) >/dev/null 2>&1 &&
AT_SKIP_TEST
# Tar should work when there are few, but enough, file descriptors.
((ulimit -n 10 &&
tar -cf archive3.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive3.tar -C dest3 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest3/a >/dev/null 2>&1
( (ulimit -n 10 &&
tar -cf archive3.tar a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&- &&
tar -xf archive3.tar -C dest3 a 3<&- 4<&- 5<&- 6<&- 7<&- 8<&- 9<&-
) &&
diff -r a dest3/a >/dev/null 2>&1
) || { diff -r a dest3/a; exit 1; }
],
[0],[],[],[],[],[gnu])