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authorBrad King <brad.king@kitware.com>2024-03-06 16:16:33 (GMT)
committerBrad King <brad.king@kitware.com>2024-03-10 15:41:39 (GMT)
commit5de1e21659090ca83e39e223d351e353347eb88e (patch)
tree1f618443c6abf98712619a5cb33a35c64439ab74 /Help/release
parentbbcbcff7d94bb3dd4b47ed5484207dc960911f4c (diff)
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ctest: Allow passing -j without value to choose a contextual default
Under job server integration, added by commit 80fe56c481 (ctest: Add support for running under a make job server on POSIX systems, 2023-11-15, v3.29.0-rc1~324^2), use a very high default so that parallelism is effectively limited only by available job server tokens. Otherwise, choose a default limit based on the number of processors. Also allow passing `0` to specify unbounded parallelism. Fixes: #25739
Diffstat (limited to 'Help/release')
-rw-r--r--Help/release/3.29.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/Help/release/3.29.rst b/Help/release/3.29.rst
index 659237e..42f6491 100644
--- a/Help/release/3.29.rst
+++ b/Help/release/3.29.rst
@@ -150,6 +150,12 @@ CTest
* :manual:`ctest(1)` now supports :ref:`job server integration
<ctest-job-server-integration>` on POSIX systems.
+* The :option:`ctest -j` option may now be given without a value to let
+ ctest choose a default level of parallelism, or with ``0`` to let ctest
+ use unbounded parallelism. The corresponding :envvar:`CTEST_PARALLEL_LEVEL`
+ environment variable, if set to the empty string, is now equivalent to
+ passing ``-j`` with no value.
+
* The :command:`ctest_test` command gained options
``INCLUDE_FROM_FILE`` and ``EXCLUDE_FROM_FILE`` to run or exclude
tests named in a file.