| # Ensure that cp copies contents of non-empty "regular" file with st_size==0 | |
| # Copyright (C) 2007-2025 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 <https://www.gnu.org/licenses/>. | |
| . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src | |
| print_ver_ cp | |
| touch empty || framework_failure_ | |
| f=/proc/cpuinfo | |
| test -r $f || f=empty | |
| cat $f > out || fail=1 | |
| # With coreutils-6.9, this would create a zero-length "exp" file. | |
| # Skip this test on architectures like aarch64 where the inode | |
| # number of the file changed during the cp run. | |
| cp $f exp 2>err \ | |
| || { fail=1; | |
| grep 'replaced while being copied' err \ | |
| && skip_ "File $f is being replaced while being copied"; } | |
| # Don't simply compare contents; they might differ, | |
| # e.g., if CPU freq changes between cat and cp invocations. | |
| # Instead, simply compare whether they're both nonempty. | |
| test -s out \ | |
| && { rm -f out; echo nonempty > out; } | |
| test -s exp \ | |
| && { rm -f exp; echo nonempty > exp; } | |
| compare exp out || fail=1 | |
| Exit $fail | |