diff options
Diffstat (limited to 'tests/ln/sf-1.sh')
-rwxr-xr-x | tests/ln/sf-1.sh | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/tests/ln/sf-1.sh b/tests/ln/sf-1.sh new file mode 100755 index 0000000..ccf91a2 --- /dev/null +++ b/tests/ln/sf-1.sh @@ -0,0 +1,46 @@ +#!/bin/sh +# Test "ln -sf". + +# Copyright (C) 1997-2016 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src +print_ver_ ln + +echo foo > a || framework_failure_ + +# Check that a target directory of '.' is supported +# and that indirectly specifying the same target and link name +# through that is detected. +ln -s . b || framework_failure_ +ln -sf a b > err 2>&1 && fail=1 +case $(cat err) in + *'are the same file') ;; + *) fail=1 ;; +esac + +# Ensure we replace symlinks that don't or can't link to an existing target. +# coreutils-8.22 would fail to replace {ENOTDIR,ELOOP,ENAMETOOLONG}_link below. +name_max_plus1=$(expr $(stat -f -c %l .) + 1) +test $name_max_plus1 -gt 1 || skip_ 'Error determining NAME_MAX' +long_name=$(printf '%0*d' $name_max_plus1 0) +for f in '' f; do + ln -s$f missing ENOENT_link || fail=1 + ln -s$f a/b ENOTDIR_link || fail=1 + ln -s$f ELOOP_link ELOOP_link || fail=1 + ln -s$f "$long_name" ENAMETOOLONG_link || fail=1 +done + +Exit $fail |