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bpo-40514: Add --with-experimental-isolated-subinterpreters (GH-19926)

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Add --with-experimental-isolated-subinterpreters build option to
configure: better isolate subinterpreters, experimental build mode.

When used, force the usage of the libc malloc() memory allocator,
since pymalloc relies on the unique global interpreter lock (GIL).
This commit is contained in:
Victor Stinner 2020-05-05 16:41:11 +02:00 • committed by GitHub
parent 0b1e3307e2
commit c5fa364f4e
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28
configure vendored
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@ -845,6 +845,7 @@ with_computed_gotos
with_ensurepip
with_openssl
with_ssl_default_suites
with_experimental_isolated_subinterpreters
'
ac_precious_vars='build_alias
host_alias
@ -1575,6 +1576,9 @@ Optional Packages:
leave OpenSSL's defaults untouched, STRING: use a
custom string, PROTOCOL_SSLv2 ignores the setting,
see Doc/library/ssl.rst
--with-experimental-isolated-subinterpreters
better isolate subinterpreters, experimental build
mode (default is no)
Some influential environment variables:
MACHDEP name for machine-dependent library files
@ -17489,6 +17493,30 @@ $as_echo "#define PY_SSL_DEFAULT_CIPHERS 1" >>confdefs.h
fi
# --with-experimental-isolated-subinterpreters
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-experimental-isolated-subinterpreters" >&5
$as_echo_n "checking for --with-experimental-isolated-subinterpreters... " >&6; }
# Check whether --with-experimental-isolated-subinterpreters was given.
if test "${with_experimental_isolated_subinterpreters+set}" = set; then :
withval=$with_experimental_isolated_subinterpreters;
if test "$withval" != no
then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; };
$as_echo "#define EXPERIMENTAL_ISOLATED_SUBINTERPRETERS 1" >>confdefs.h
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; };
fi
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
# generate output files
ac_config_files="$ac_config_files Makefile.pre Misc/python.pc Misc/python-embed.pc Misc/python-config.sh"