From b637d66ab7e8a43bf7fa0b15367caebed9196ef5 Mon Sep 17 00:00:00 2001
From: Paul-Edouard Sarlin <paul.edouard.sarlin@gmail.com>
Date: Mon, 5 Feb 2024 22:16:52 +0100
Subject: [PATCH] Min ceres version

---
 CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08b93b3..3574a26 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,9 @@ if(NOT TARGET Ceres::ceres)
     target_link_libraries(
         Ceres::ceres INTERFACE ${CERES_LIBRARIES})
 endif()
+if(${CERES_VERSION} VERSION_LESS "2.1.0")
+    message( SEND_ERROR "Ceres version >= 2.1 required, found ${CERES_VERSION}." )
+endif()
 
 find_package(Python REQUIRED COMPONENTS Interpreter Development.Module)