From 1cad6fc8e0916cb742ac7281815ffd6cfbc46250 Mon Sep 17 00:00:00 2001
From: Corentin Le Molgat <corentinl@google.com>
Date: Wed, 9 Jul 2025 17:21:33 +0200
Subject: [PATCH] doxygen: add missing ortools deps to c++ doc

note: this is needed so doxygen can parse generated protoc pb.h.
---
 cmake/cpp.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmake/cpp.cmake b/cmake/cpp.cmake
index f7f8dc9c1f..4489f9f549 100644
--- a/cmake/cpp.cmake
+++ b/cmake/cpp.cmake
@@ -601,6 +601,7 @@ if(BUILD_CXX_DOC)
       COMMAND ${CMAKE_COMMAND} -E make_directory ${PROJECT_BINARY_DIR}/docs/cpp
       COMMAND ${DOXYGEN_EXECUTABLE} ${PROJECT_BINARY_DIR}/cpp/Doxyfile
       DEPENDS
+        ${PROJECT_NAMESPACE}::ortools
         ${PROJECT_BINARY_DIR}/cpp/Doxyfile
         ${PROJECT_BINARY_DIR}/cpp/doxygen-awesome.css
         ${PROJECT_SOURCE_DIR}/ortools/doxygen/header.html