Current Path : /compat/linux/proc/self/root/usr/src/tools/regression/bin/sh/builtins/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //compat/linux/proc/self/root/usr/src/tools/regression/bin/sh/builtins/cd4.0 |
# $FreeBSD: release/9.1.0/tools/regression/bin/sh/builtins/cd4.0 222154 2011-05-20 22:55:18Z jilles $ # This test assumes that whatever mechanism cd -P uses to determine the # pathname to the current directory if it is longer than PATH_MAX requires # read permission on all parent directories. It also works if this # requirement always applies. set -e L=$(getconf PATH_MAX / 2>/dev/null) || L=4096 [ "$L" -lt 100000 ] 2>/dev/null || L=4096 L=$((L+100)) T=$(mktemp -d ${TMPDIR:-/tmp}/sh-test.XXXXXX) trap 'chmod u+r ${T}; rm -rf ${T}' 0 cd -Pe $T D=$(pwd) chmod u-r "$D" if [ -r "$D" ]; then # Running as root, cannot test. exit 0 fi set +e while [ ${#D} -lt $L ]; do mkdir veryverylongdirectoryname || exit cd -Pe veryverylongdirectoryname 2>/dev/null r=$? [ $r -gt 1 ] && exit $r if [ $r -eq 1 ]; then # Verify that the directory was changed correctly. cd -Pe .. || exit [ "$(pwd)" = "$D" ] || exit # Verify that omitting -e results in success. cd -P veryverylongdirectoryname 2>/dev/null || exit exit 0 fi D=$D/veryverylongdirectoryname done echo "cd -Pe never returned 1" exit 0