gh-89886: Properly quote Autoconf macro arguments

[erlend-aasland]

Autoconf 2.70 macros are picky about argument quotation.

• Issue: Improve and simplify configure.ac checks #89886

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @erlend-aasland for commit 80794c7 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.

[erlend-aasland]

On hold until test_import and test_peg_generator issues have been resolved on main.

[erlend-aasland]

Thanks for the reviews, y'all!

[erlend-aasland]

Here's some fun reading for you: https://www.gnu.org/software/autoconf/manual/autoconf-2.71/html_node/Coding-Style.html

[gpshead]

thanks for taking this on.

[miss-islington]

Thanks @erlend-aasland for the PR 🌮🎉.. I'm working now to backport this PR to: 3.12.
🐍🍒⛏🤖

[miss-islington]

Sorry, @erlend-aasland, I could not cleanly backport this to 3.12 due to a conflict.
Please backport using cherry_picker on command line.
cherry_picker 2ea34cfb3a21182b4d16f57dd6c1cfce46362fe2 3.12

[bedevere-bot]

GH-105118 is a backport of this pull request to the 3.12 branch.

[bedevere-bot]

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Debian root 3.12 has failed when building commit af7b55d.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/1102/builds/44) and take a look at the build logs.
4. Check if the failure is related to this commit (af7b55d) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/1102/builds/44

Failed tests:

• test__xxsubinterpreters

Summary of the results of the build (if available):

==

Click to see traceback logs

remote: Enumerating objects: 4, done. remote: Counting objects: 25% (1/4) remote: Counting objects: 50% (2/4) remote: Counting objects: 75% (3/4) remote: Counting objects: 100% (4/4) remote: Counting objects: 100% (4/4), done. remote: Compressing objects: 33% (1/3) remote: Compressing objects: 66% (2/3) remote: Compressing objects: 100% (3/3) remote: Compressing objects: 100% (3/3), done. remote: Total 4 (delta 1), reused 3 (delta 1), pack-reused 0  From https://github.com/python/cpython * branch 3.12 -> FETCH_HEAD Note: switching to 'af7b55d37f10594c3aa9815e7b6f0fd8e5ca020f'. You are in 'detached HEAD' state. You can look around, make experimental changes and commit them, and you can discard any commits you make in this state without impacting any branches by switching back to a branch. If you want to create a new branch to retain commits you create, you may do so (now or later) by using -c with the switch command. Example: git switch -c <new-branch-name> Or undo this operation with: git switch - Turn off this advice by setting config variable advice.detachedHead to false HEAD is now at af7b55d37f [3.12] gh-89886: Properly quote Autoconf macro arguments (#105062) (#105118) Switched to and reset branch '3.12' configure: WARNING: pkg-config is missing. Some dependencies may not be detected correctly. Fatal Python error: drop_gil: PyMUTEX_LOCK(gil->switch_mutex) failed Python runtime state: initialized Thread 0x00007fc1b4c80280 (most recent call first): File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/test__xxsubinterpreters.py", line 80 in clean_up_interpreters File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/test__xxsubinterpreters.py", line 88 in tearDown File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 594 in _callTearDown File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 637 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 690 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/runner.py", line 240 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/support/__init__.py", line 1115 in _run_suite File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/support/__init__.py", line 1241 in run_unittest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 294 in _test_module File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 330 in _runtest_inner2 File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 373 in _runtest_inner File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 248 in _runtest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 278 in runtest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 365 in rerun_failed_tests File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 783 in _main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 738 in main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 802 in main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/__main__.py", line 2 in <module> File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/runpy.py", line 88 in _run_code File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/runpy.py", line 198 in _run_module_as_main Fatal Python error: Aborted Thread 0x00007fc1b4c80280 (most recent call first): File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/test__xxsubinterpreters.py", line 80 in clean_up_interpreters File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/test__xxsubinterpreters.py", line 88 in tearDown File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 594 in _callTearDown File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 637 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/case.py", line 690 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 122 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/suite.py", line 84 in __call__ File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/unittest/runner.py", line 240 in run File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/support/__init__.py", line 1115 in _run_suite File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/support/__init__.py", line 1241 in run_unittest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 294 in _test_module File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 330 in _runtest_inner2 File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 373 in _runtest_inner File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 248 in _runtest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/runtest.py", line 278 in runtest File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 365 in rerun_failed_tests File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 783 in _main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 738 in main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/libregrtest/main.py", line 802 in main File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/test/__main__.py", line 2 in <module> File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/runpy.py", line 88 in _run_code File "/root/buildarea/3.12.angelico-debian-amd64/build/Lib/runpy.py", line 198 in _run_module_as_main Extension modules: _testcapi, _xxsubinterpreters (total: 2) Aborted make: *** [Makefile:2009: buildbottest] Error 134 Cannot open file '/root/buildarea/3.12.angelico-debian-amd64/build/test-results.xml' for upload