bpo-39794: Add --without-decimal-contextvar (#18702)

1 files changed, 26 insertions, 0 deletions

diff --git a/configure b/configure
index 846116e..0bffe8b 100755
--- a/configure
+++ b/configure
@@ -826,6 +826,7 @@ with_libs
 with_system_expat
 with_system_ffi
 with_system_libmpdec
+with_decimal_contextvar
 enable_loadable_sqlite_extensions
 with_tcltk_includes
 with_tcltk_libs
@@ -1548,6 +1549,9 @@ Optional Packages:
                           system-dependent)
   --with-system-libmpdec  build _decimal module using an installed libmpdec
                           library, see Doc/library/decimal.rst (default is no)
+  --with-decimal-contextvar
+                          build _decimal module using a coroutine-local rather
+                          than a thread-local context (default is yes)
   --with-tcltk-includes='-I...'
                           override search for Tcl and Tk include files
   --with-tcltk-libs='-L...'
@@ -10496,6 +10500,28 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_system_libmpdec" >&5
 $as_echo "$with_system_libmpdec" >&6; }
 
+# Check whether _decimal should use a coroutine-local or thread-local context
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-decimal-contextvar" >&5
+$as_echo_n "checking for --with-decimal-contextvar... " >&6; }
+
+# Check whether --with-decimal_contextvar was given.
+if test "${with_decimal_contextvar+set}" = set; then :
+  withval=$with_decimal_contextvar;
+else
+  with_decimal_contextvar="yes"
+fi
+
+
+if test "$with_decimal_contextvar" != "no"
+then
+
+$as_echo "#define WITH_DECIMAL_CONTEXTVAR 1" >>confdefs.h
+
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_decimal_contextvar" >&5
+$as_echo "$with_decimal_contextvar" >&6; }
+
 # Check for support for loadable sqlite extensions
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-loadable-sqlite-extensions" >&5
 $as_echo_n "checking for --enable-loadable-sqlite-extensions... " >&6; }