+ if (! uselocale(old_obj)) {
+
+# ifdef DEBUGGING
+
+ if (DEBUG_L_TEST || debug_initialization) {
+ PerlIO_printf(Perl_debug_log,
+ "%s:%d: switching back failed: %d\n",
+ __FILE__, __LINE__, GET_ERRNO);
+ }
+
+# endif
+
+ }
+ RESTORE_ERRNO;
+ return NULL;
+ }
+
+# ifdef DEBUGGING
+
+ if (DEBUG_Lv_TEST || debug_initialization) {
+ PerlIO_printf(Perl_debug_log,
+ "%s:%d: emulate_setlocale created %p",
+ __FILE__, __LINE__, new_obj);
+ if (old_obj) {
+ PerlIO_printf(Perl_debug_log,
+ "; should have freed %p", old_obj);
+ }
+ PerlIO_printf(Perl_debug_log, "\n");
+ }
+
+# endif
+
+ /* And switch into it */
+ if (! uselocale(new_obj)) {
+ dSAVE_ERRNO;
+
+# ifdef DEBUGGING
+
+ if (DEBUG_L_TEST || debug_initialization) {
+ PerlIO_printf(Perl_debug_log,
+ "%s:%d: emulate_setlocale switching to new object"
+ " failed\n", __FILE__, __LINE__);
+ }
+
+# endif
+
+ if (! uselocale(old_obj)) {
+
+# ifdef DEBUGGING
+
+ if (DEBUG_L_TEST || debug_initialization) {
+ PerlIO_printf(Perl_debug_log,
+ "%s:%d: switching back failed: %d\n",
+ __FILE__, __LINE__, GET_ERRNO);
+ }
+
+# endif
+
+ }
+ freelocale(new_obj);
+ RESTORE_ERRNO;
+ return NULL;