| # ensure that cp --preserve=link --link doesn't waste heap | |
| # Copyright (C) 2008-2025 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/>. | |
| . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src | |
| print_ver_ cp | |
| expensive_ | |
| # Determine basic amount of memory needed for 'cp -al'. | |
| touch f || framework_failure_ | |
| vm=$(get_min_ulimit_v_ cp -al f f2) \ | |
| || skip_ 'shell lacks ulimit, or ASAN enabled' | |
| rm f f2 || framework_failure_ | |
| a=$(printf %031d 0) | |
| b=$(printf %031d 1) | |
| (mkdir $a \ | |
| && cd $a \ | |
| && seq --format=%031g 10000 |xargs touch \ | |
| && seq --format=d%030g 10000 |xargs mkdir ) || framework_failure_ | |
| cp -al $a $b || framework_failure_ | |
| mkdir e || framework_failure_ | |
| mv $a $b e || framework_failure_ | |
| # Allow cp(1) to use 4MiB more virtual memory than for the above trivial case. | |
| (ulimit -v $(($vm+4000)) && cp -al e f) || fail=1 | |
| Exit $fail | |