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-rw-r--r--Misc/NEWS.d/next/Core and Builtins/2019-04-25-21-02-40.bpo-36722.8NApVM.rst2
-rw-r--r--Python/dynload_shlib.c5
-rwxr-xr-xconfigure12
-rw-r--r--configure.ac8
-rw-r--r--pyconfig.h.in4
5 files changed, 29 insertions, 2 deletions
diff --git a/Misc/NEWS.d/next/Core and Builtins/2019-04-25-21-02-40.bpo-36722.8NApVM.rst b/Misc/NEWS.d/next/Core and Builtins/2019-04-25-21-02-40.bpo-36722.8NApVM.rst
new file mode 100644
index 0000000..210a7e0
--- /dev/null
+++ b/Misc/NEWS.d/next/Core and Builtins/2019-04-25-21-02-40.bpo-36722.8NApVM.rst
@@ -0,0 +1,2 @@
+In debug build, import now also looks for C extensions compiled in release
+mode and for C extensions compiled in the stable ABI.
diff --git a/Python/dynload_shlib.c b/Python/dynload_shlib.c
index e5bddaa..c51f97a 100644
--- a/Python/dynload_shlib.c
+++ b/Python/dynload_shlib.c
@@ -38,9 +38,10 @@ const char *_PyImport_DynLoadFiletab[] = {
".dll",
#else /* !__CYGWIN__ */
"." SOABI ".so",
-#ifndef Py_DEBUG
+#ifdef ALT_SOABI
+ "." ALT_SOABI ".so",
+#endif
".abi" PYTHON_ABI_STRING ".so",
-#endif /* ! Py_DEBUG */
".so",
#endif /* __CYGWIN__ */
NULL,
diff --git a/configure b/configure
index b02d17c..b2775cf 100755
--- a/configure
+++ b/configure
@@ -632,6 +632,7 @@ THREADHEADERS
LIBPL
PY_ENABLE_SHARED
EXT_SUFFIX
+ALT_SOABI
SOABI
LIBC
LIBM
@@ -15127,6 +15128,17 @@ SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFO
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $SOABI" >&5
$as_echo "$SOABI" >&6; }
+if test "$Py_DEBUG" = 'true'; then
+ # Similar to SOABI but remove "d" flag from ABIFLAGS
+
+ ALT_SOABI='cpython-'`echo $VERSION | tr -d .``echo $ABIFLAGS | tr -d d`${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
+
+cat >>confdefs.h <<_ACEOF
+#define ALT_SOABI "${ALT_SOABI}"
+_ACEOF
+
+fi
+
case $ac_sys_system in
Linux*|GNU*|Darwin|VxWorks)
diff --git a/configure.ac b/configure.ac
index 65d3f8e..3127587 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4627,6 +4627,14 @@ AC_MSG_CHECKING(SOABI)
SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
AC_MSG_RESULT($SOABI)
+if test "$Py_DEBUG" = 'true'; then
+ # Similar to SOABI but remove "d" flag from ABIFLAGS
+ AC_SUBST(ALT_SOABI)
+ ALT_SOABI='cpython-'`echo $VERSION | tr -d .``echo $ABIFLAGS | tr -d d`${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
+ AC_DEFINE_UNQUOTED(ALT_SOABI, "${ALT_SOABI}",
+ [Alternative SOABI used in debug build to load C extensions built in release mode])
+fi
+
AC_SUBST(EXT_SUFFIX)
case $ac_sys_system in
Linux*|GNU*|Darwin|VxWorks)
diff --git a/pyconfig.h.in b/pyconfig.h.in
index 562c027..4b77961 100644
--- a/pyconfig.h.in
+++ b/pyconfig.h.in
@@ -12,6 +12,10 @@
support for AIX C++ shared extension modules. */
#undef AIX_GENUINE_CPLUSPLUS
+/* Alternative SOABI used in debug build to load C extensions built in release
+ mode */
+#undef ALT_SOABI
+
/* The Android API level. */
#undef ANDROID_API_LEVEL