From 609c17de008b7a6b817c7c12e214e7ef281d1178 Mon Sep 17 00:00:00 2001
From: Chris Xiong <chirs241097@gmail.com>
Date: Sun, 11 Sep 2022 10:27:54 -0400
Subject: Check actual size of type, not the platform.

---
 CMakeLists.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e32241..0c20a0d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,6 +7,14 @@ find_package(OpenCV REQUIRED COMPONENTS core imgproc imgcodecs highgui)
 find_package(Threads REQUIRED)
 include_directories(${OpenCV_INCLUDE_DIRS})
 
+INCLUDE (CheckTypeSize)
+
+SET(CMAKE_EXTRA_INCLUDE_FILES "filesystem")
+check_type_size("std::filesystem::path::value_type" PATH_VALSIZE LANGUAGE CXX)
+SET(CMAKE_EXTRA_INCLUDE_FILES)
+
+add_compile_definitions(PATH_VALSIZE=${PATH_VALSIZE})
+
 include_directories(.)
 
 add_library(xsig STATIC imageutil.cpp signature.cpp subslice_signature.cpp base64.cpp)
-- 
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