From 2c49da2bd13776ac3588259c5fd232e5505709b1 Mon Sep 17 00:00:00 2001
From: Tyler Kennedy <tk@tkte.ch>
Date: Sun, 4 Feb 2024 14:40:31 -0500
Subject: [PATCH] Ensure fallback implementation is always, for-real,
 available.

---
 setup.py               | 13 ++++++++-----
 simdjson/csimdjson.cpp |  6 ++++++
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/setup.py b/setup.py
index 9fd0264..b4474f5 100644
--- a/setup.py
+++ b/setup.py
@@ -29,8 +29,10 @@
         ' available.'
     )
 
+macros = [
+    ('SIMDJSON_IMPLEMENTATION_FALLBACK', "1"),
+]
 if os.getenv('BUILD_WITH_CYTHON') and CYTHON_AVAILABLE:
-    macros = []
     compiler_directives = {
         'embedsignature': True
     }
@@ -38,10 +40,10 @@
     if os.getenv('BUILD_FOR_DEBUG'):
         # Enable line tracing, which also enables support for coverage
         # reporting.
-        macros = [
-            ('CYTHON_TRACE', 1),
-            ('CYTHON_TRACE_NOGIL', 1)
-        ]
+        macros.extend([
+            ('CYTHON_TRACE', "1"),
+            ('CYTHON_TRACE_NOGIL', "1")
+        ])
         compiler_directives['linetrace'] = True
 
     force = bool(os.getenv('FORCE_REBUILD'))
@@ -67,6 +69,7 @@
                 'simdjson/util.cpp',
                 'simdjson/csimdjson.cpp'
             ],
+            define_macros=macros,
             extra_compile_args=extra_compile_args,
             language='c++'
         )
diff --git a/simdjson/csimdjson.cpp b/simdjson/csimdjson.cpp
index c7d33b5..ceae13c 100644
--- a/simdjson/csimdjson.cpp
+++ b/simdjson/csimdjson.cpp
@@ -3,6 +3,12 @@
 /* BEGIN: Cython Metadata
 {
     "distutils": {
+        "define_macros": [
+            [
+                "SIMDJSON_IMPLEMENTATION_FALLBACK",
+                "1"
+            ]
+        ],
         "depends": [
             "simdjson/simdjson.h",
             "simdjson/util.h"