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#!/bin/sh
# split must fail when given length/count of zero.
if test "$VERBOSE" = yes; then
set -x
split --version
fi
pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
trap '(exit $?); exit $?' 1 2 13 15
framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1
touch in || framework_failure=1
if test $framework_failure = 1; then
echo "$0: failure in testing framework" 1>&2
(exit 1); exit 1
fi
fail=0
split -a 0 in 2> /dev/null && fail=1
split -b 0 in 2> /dev/null && fail=1
split -C 0 in 2> /dev/null && fail=1
split -l 0 in 2> /dev/null && fail=1
# Make sure that the obsolete -N notation still works
env -u _POSIX2_VERSION split -1 in 2> /dev/null || fail=1
# Then make sure that -0 evokes a failure.
env -u _POSIX2_VERSION split -0 in 2> /dev/null && fail=1
# Ensure that split --lines=N and --bytes=N work for N=2^32.
_4gb=4294967296
split --lines=$_4gb in || fail=1
split --bytes=$_4gb in || fail=1
# Currently (coreutils-5.0.1) split --line-bytes=M fails
# with `invalid number of bytes' for M=2^32 or larger. Test it.
# Of course, this is an artificial limit and should be fixed.
split --line-bytes=$_4gb 2> /dev/null in && fail=1
(exit $fail); exit $fail
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