bpo-45774: Harden SQLite detection (GH-30016)

Misc/NEWS.d/next/Build/2022-03-04-21-24-02.bpo-45774.9AhC0r.rst

@@ -0,0 +1,2 @@
+``configure`` now verifies that all SQLite C APIs needed for the
+:mod:`sqlite3` extension module are found.

configure

@@ -1742,8 +1742,8 @@ Optional Features:
   --enable-optimizations  enable expensive, stable optimizations (PGO, etc.)
                           (default is no)
   --enable-loadable-sqlite-extensions
-                          support loadable extensions in _sqlite module, see
+                          support loadable extensions in the sqlite3 module,
-                          Doc/library/sqlite3.rst (default is no)
+                          see Doc/library/sqlite3.rst (default is no)
   --enable-ipv6           enable ipv6 (with ipv4) support, see
                           Doc/library/socket.rst (default is yes if supported)
   --enable-big-digits[=15|30]
@@ -12262,20 +12262,47 @@ $as_echo "yes" >&6; }
 fi
 as_fn_append LIBSQLITE3_CFLAGS ' -I$(srcdir)/Modules/_sqlite'
 
+
+
 save_CFLAGS=$CFLAGS
 save_CPPFLAGS=$CPPFLAGS
 save_LDFLAGS=$LDFLAGS
 save_LIBS=$LIBS
 
+
   CPPFLAGS="$LIBSQLITE3_CFLAGS $CFLAGS"
   LDFLAGS="$LIBSQLITE3_LIBS $LDFLAGS"
 
   ac_fn_c_check_header_mongrel "$LINENO" "sqlite3.h" "ac_cv_header_sqlite3_h" "$ac_includes_default"
 if test "x$ac_cv_header_sqlite3_h" = xyes; then :
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_open_v2 in -lsqlite3" >&5
+    have_sqlite3=yes
-$as_echo_n "checking for sqlite3_open_v2 in -lsqlite3... " >&6; }
+
-if ${ac_cv_lib_sqlite3_sqlite3_open_v2+:} false; then :
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+
+        #include <sqlite3.h>
+        #if SQLITE_VERSION_NUMBER < 3007015
+        #  error "SQLite 3.7.15 or higher required"
+        #endif
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+      have_supported_sqlite3=yes
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_bind_double in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_bind_double in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_bind_double+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -12289,59 +12316,552 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char sqlite3_open_v2 ();
+char sqlite3_bind_double ();
 int
 main ()
 {
-return sqlite3_open_v2 ();
+return sqlite3_bind_double ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_sqlite3_sqlite3_open_v2=yes
+  ac_cv_lib_sqlite3_sqlite3_bind_double=yes
 else
-  ac_cv_lib_sqlite3_sqlite3_open_v2=no
+  ac_cv_lib_sqlite3_sqlite3_bind_double=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_open_v2" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_bind_double" >&5
-$as_echo "$ac_cv_lib_sqlite3_sqlite3_open_v2" >&6; }
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_bind_double" >&6; }
-if test "x$ac_cv_lib_sqlite3_sqlite3_open_v2" = xyes; then :
+if test "x$ac_cv_lib_sqlite3_sqlite3_bind_double" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
 
-      have_sqlite3=yes
+  LIBS="-lsqlite3 $LIBS"
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_column_decltype in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_column_decltype in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_column_decltype+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-
+/* Override any GCC internal prototype to avoid an error.
-          #include <sqlite3.h>
+   Use char because int might match the return type of a GCC
-          #if SQLITE_VERSION_NUMBER < 3007015
+   builtin and then its argument prototype would still apply.  */
-          #  error "SQLite 3.7.15 or higher required"
+#ifdef __cplusplus
-          #endif
+extern "C"
-
+#endif
+char sqlite3_column_decltype ();
 int
 main ()
 {
-
+return sqlite3_column_decltype ();
   ;
   return 0;
 }
-
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
-  have_supported_sqlite3=yes
+  ac_cv_lib_sqlite3_sqlite3_column_decltype=yes
 else
-  have_supported_sqlite3=no
+  ac_cv_lib_sqlite3_sqlite3_column_decltype=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_column_decltype" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_column_decltype" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_column_decltype" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
 
 else
-  have_sqlite3=no
+
+    have_supported_sqlite3=no
+
 fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_load_extension in -lsqlite3" >&5
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_column_double in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_column_double in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_column_double+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_column_double ();
+int
+main ()
+{
+return sqlite3_column_double ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_column_double=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_column_double=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_column_double" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_column_double" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_column_double" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_complete in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_complete in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_complete+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_complete ();
+int
+main ()
+{
+return sqlite3_complete ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_complete=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_complete=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_complete" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_complete" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_complete" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_enable_shared_cache in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_enable_shared_cache in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_enable_shared_cache+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_enable_shared_cache ();
+int
+main ()
+{
+return sqlite3_enable_shared_cache ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_enable_shared_cache=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_enable_shared_cache=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_enable_shared_cache" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_enable_shared_cache" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_enable_shared_cache" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_progress_handler in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_progress_handler in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_progress_handler+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_progress_handler ();
+int
+main ()
+{
+return sqlite3_progress_handler ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_progress_handler=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_progress_handler=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_progress_handler" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_progress_handler" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_progress_handler" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_result_double in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_result_double in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_result_double+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_result_double ();
+int
+main ()
+{
+return sqlite3_result_double ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_result_double=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_result_double=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_result_double" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_result_double" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_result_double" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_set_authorizer in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_set_authorizer in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_set_authorizer+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_set_authorizer ();
+int
+main ()
+{
+return sqlite3_set_authorizer ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_set_authorizer=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_set_authorizer=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_set_authorizer" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_set_authorizer" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_set_authorizer" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_trace_v2 in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_trace_v2 in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_trace_v2+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_trace_v2 ();
+int
+main ()
+{
+return sqlite3_trace_v2 ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_trace_v2=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_trace_v2=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_trace_v2" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_trace_v2" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_trace_v2" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_trace in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_trace in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_trace+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_trace ();
+int
+main ()
+{
+return sqlite3_trace ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_trace=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_trace=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_trace" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_trace" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_trace" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+
+
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_value_double in -lsqlite3" >&5
+$as_echo_n "checking for sqlite3_value_double in -lsqlite3... " >&6; }
+if ${ac_cv_lib_sqlite3_sqlite3_value_double+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsqlite3  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char sqlite3_value_double ();
+int
+main ()
+{
+return sqlite3_value_double ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_sqlite3_sqlite3_value_double=yes
+else
+  ac_cv_lib_sqlite3_sqlite3_value_double=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sqlite3_sqlite3_value_double" >&5
+$as_echo "$ac_cv_lib_sqlite3_sqlite3_value_double" >&6; }
+if test "x$ac_cv_lib_sqlite3_sqlite3_value_double" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSQLITE3 1
+_ACEOF
+
+  LIBS="-lsqlite3 $LIBS"
+
+else
+
+    have_supported_sqlite3=no
+
+fi
+
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqlite3_load_extension in -lsqlite3" >&5
 $as_echo_n "checking for sqlite3_load_extension in -lsqlite3... " >&6; }
 if ${ac_cv_lib_sqlite3_sqlite3_load_extension+:} false; then :
   $as_echo_n "(cached) " >&6
@@ -12381,9 +12901,17 @@ if test "x$ac_cv_lib_sqlite3_sqlite3_load_extension" = xyes; then :
   have_sqlite3_load_extension=yes
 else
   have_sqlite3_load_extension=no
+
 fi
 
 
+else
+
+      have_supported_sqlite3=no
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 
 
@@ -12395,30 +12923,37 @@ LIBS=$save_LIBS
 
 
 
-# Check for support for loadable sqlite extensions
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-loadable-sqlite-extensions" >&5
 $as_echo_n "checking for --enable-loadable-sqlite-extensions... " >&6; }
 # Check whether --enable-loadable-sqlite-extensions was given.
 if test "${enable_loadable_sqlite_extensions+set}" = set; then :
-  enableval=$enable_loadable_sqlite_extensions; if test "x$have_sqlite3_load_extension" = xno; then :
+  enableval=$enable_loadable_sqlite_extensions;
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your version of SQLite does not support loadable extensions" >&5
+    if test "x$have_sqlite3_load_extension" = xno; then :
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: n/a" >&5
+$as_echo "n/a" >&6; }
+      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your version of SQLite does not support loadable extensions" >&5
 $as_echo "$as_me: WARNING: Your version of SQLite does not support loadable extensions" >&2;}
-fi
+
 else
-  enable_loadable_sqlite_extensions=no
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_loadable_sqlite_extensions" >&5
-$as_echo "$enable_loadable_sqlite_extensions" >&6; }
-
-if test "x$enable_loadable_sqlite_extensions" = xyes; then :
 
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
 $as_echo "#define PY_SQLITE_ENABLE_LOAD_EXTENSION 1" >>confdefs.h
 
 
 fi
 
+else
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+fi
+
+
 found_tcltk=no
 for _QUERY in \
   "tcl >= 8.5.12 tk >= 8.5.12" \

configure.ac

@@ -3562,45 +3562,79 @@ PKG_CHECK_MODULES(
 )
 AS_VAR_APPEND([LIBSQLITE3_CFLAGS], [' -I$(srcdir)/Modules/_sqlite'])
 
-WITH_SAVE_ENV(
+dnl PY_CHECK_SQLITE_FUNC(FUNCTION, IF-FOUND, IF-NOT-FOUND)
+AC_DEFUN([PY_CHECK_SQLITE_FUNC], [
+  AC_CHECK_LIB([sqlite3], [$1], [$2], [
+    m4_ifblank([$3], [have_supported_sqlite3=no], [$3])
+  ])
+])
+
+WITH_SAVE_ENV([
 dnl bpo-45774/GH-29507: The CPP check in AC_CHECK_HEADER can fail on FreeBSD,
 dnl hence CPPFLAGS instead of CFLAGS.
   CPPFLAGS="$LIBSQLITE3_CFLAGS $CFLAGS"
   LDFLAGS="$LIBSQLITE3_LIBS $LDFLAGS"
 
   AC_CHECK_HEADER([sqlite3.h], [
-    AC_CHECK_LIB([sqlite3], [sqlite3_open_v2], [
+    have_sqlite3=yes
-      have_sqlite3=yes
+
-      AC_COMPILE_IFELSE([
+    AC_COMPILE_IFELSE([
-        AC_LANG_PROGRAM([
+      AC_LANG_PROGRAM([
-          #include <sqlite3.h>
+        #include <sqlite3.h>
-          #if SQLITE_VERSION_NUMBER < 3007015
+        #if SQLITE_VERSION_NUMBER < 3007015
-          #  error "SQLite 3.7.15 or higher required"
+        #  error "SQLite 3.7.15 or higher required"
-          #endif
+        #endif
-        ], [])
+      ], [])
-      ], [have_supported_sqlite3=yes], [have_supported_sqlite3=no])
+    ], [
-    ], [have_sqlite3=no])
+      have_supported_sqlite3=yes
-    AC_CHECK_LIB([sqlite3], [sqlite3_load_extension],
+      dnl Check that required functions are in place. A lot of stuff may be
-                 [have_sqlite3_load_extension=yes],
+      dnl omitted with SQLITE_OMIT_* compile time defines.
-                 [have_sqlite3_load_extension=no])
+      PY_CHECK_SQLITE_FUNC([sqlite3_bind_double])
+      PY_CHECK_SQLITE_FUNC([sqlite3_column_decltype])
+      PY_CHECK_SQLITE_FUNC([sqlite3_column_double])
+      PY_CHECK_SQLITE_FUNC([sqlite3_complete])
+      PY_CHECK_SQLITE_FUNC([sqlite3_enable_shared_cache])
+      PY_CHECK_SQLITE_FUNC([sqlite3_progress_handler])
+      PY_CHECK_SQLITE_FUNC([sqlite3_result_double])
+      PY_CHECK_SQLITE_FUNC([sqlite3_set_authorizer])
+      PY_CHECK_SQLITE_FUNC([sqlite3_trace_v2], [], [
+        PY_CHECK_SQLITE_FUNC([sqlite3_trace])
+      ])
+      PY_CHECK_SQLITE_FUNC([sqlite3_value_double])
+      AC_CHECK_LIB([sqlite3], [sqlite3_load_extension],
+        [have_sqlite3_load_extension=yes],
+        [have_sqlite3_load_extension=no]
+      )
+    ], [
+      have_supported_sqlite3=no
+    ])
   ])
-)
-
-# Check for support for loadable sqlite extensions
-AC_MSG_CHECKING(for --enable-loadable-sqlite-extensions)
-AC_ARG_ENABLE(loadable-sqlite-extensions,
-              AS_HELP_STRING([--enable-loadable-sqlite-extensions],
-                             [support loadable extensions in _sqlite module, see Doc/library/sqlite3.rst (default is no)]),
-              [AS_VAR_IF([have_sqlite3_load_extension], [no],
-                         [AC_MSG_WARN([Your version of SQLite does not support loadable extensions])])],
-              [enable_loadable_sqlite_extensions=no])
-AC_MSG_RESULT($enable_loadable_sqlite_extensions)
-
-AS_VAR_IF([enable_loadable_sqlite_extensions], [yes], [
-  AC_DEFINE(PY_SQLITE_ENABLE_LOAD_EXTENSION, 1,
-  [Define to 1 to build the sqlite module with loadable extensions support.])
 ])
 
+dnl Check for support for loadable sqlite extensions
+AC_MSG_CHECKING([for --enable-loadable-sqlite-extensions])
+AC_ARG_ENABLE([loadable-sqlite-extensions],
+  AS_HELP_STRING(
+    [--enable-loadable-sqlite-extensions], [
+      support loadable extensions in the sqlite3 module, see
+      Doc/library/sqlite3.rst (default is no)
+    ]
+  ), [
+    AS_VAR_IF([have_sqlite3_load_extension], [no], [
+      AC_MSG_RESULT([n/a])
+      AC_MSG_WARN([Your version of SQLite does not support loadable extensions])
+    ], [
+      AC_MSG_RESULT([yes])
+      AC_DEFINE(
+        [PY_SQLITE_ENABLE_LOAD_EXTENSION], [1],
+        [Define to 1 to build the sqlite module with loadable extensions support.]
+      )
+    ])
+  ], [
+    AC_MSG_RESULT([no])
+  ]
+)
+
 dnl
 dnl Detect Tcl/Tk. Use pkg-config if available.
 dnl

pyconfig.h.in

@@ -655,6 +655,9 @@
 /* Define to 1 if you have the `sendfile' library (-lsendfile). */
 #undef HAVE_LIBSENDFILE
 
+/* Define to 1 if you have the `sqlite3' library (-lsqlite3). */
+#undef HAVE_LIBSQLITE3
+
 /* Define to 1 if you have the <libutil.h> header file. */
 #undef HAVE_LIBUTIL_H