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Merge topic 'doc-ctest-env-whitespace'

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597e421ba3 Help: Remove incorrect Windows env var limitation from CTEST_PARALLEL_LEVEL

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !11297
This commit is contained in:
Brad King
2025-10-10 14:21:26 +00:00
committed by Kitware Robot
parent 4fd052524d 597e421ba3
commit 3c8ec7ba85
2 changed files with 1 additions and 1 deletions
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1
Help/envvar/CTEST_PARALLEL_LEVEL.rst
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@@ -14,7 +14,6 @@ up to 8 tests concurrently as if ``ctest`` were invoked with the
parallelism, or unbounded parallelism, respectively, as documented by
the :option:`ctest --parallel` option.
On Windows, environment variables cannot be set to an empty string.
CTest will interpret a whitespace-only string as empty.
In CMake 3.28 and earlier, an empty or ``0`` value was equivalent to ``1``.

1
Tests/RunCMake/ctest_test/RunCMakeTest.cmake
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@@ -63,6 +63,7 @@ run_ctest_test(Parallel4 INCLUDE test PARALLEL_LEVEL 4)
set(ENV{CTEST_PARALLEL_LEVEL} bad)
run_ctest_test(ParallelEnvBad INCLUDE test)
if(CMAKE_HOST_WIN32)
# FIXME(#27285): `set(ENV{VAR} "")` unsets VAR on Windows.
set(ENV{CTEST_PARALLEL_LEVEL} " ")
else()
set(ENV{CTEST_PARALLEL_LEVEL} "")