From 724f5e7f190e281c33dbaf57b0da49da8c08d140 Mon Sep 17 00:00:00 2001
From: Andrey Pavlenko <andrey.pavlenko@itseez.com>
Date: Mon, 16 Jun 2014 11:18:52 +0400
Subject: [PATCH] Don't build CUDA modules stubs by default (use
 `-DBUILD_CUDA_STUBS=ON` if need them)

---
 CMakeLists.txt                        | 1 +
 modules/cuda/CMakeLists.txt           | 2 +-
 modules/cudaarithm/CMakeLists.txt     | 2 +-
 modules/cudabgsegm/CMakeLists.txt     | 2 +-
 modules/cudacodec/CMakeLists.txt      | 2 +-
 modules/cudafeatures2d/CMakeLists.txt | 2 +-
 modules/cudafilters/CMakeLists.txt    | 2 +-
 modules/cudaimgproc/CMakeLists.txt    | 2 +-
 modules/cudaoptflow/CMakeLists.txt    | 2 +-
 modules/cudastereo/CMakeLists.txt     | 2 +-
 modules/cudawarping/CMakeLists.txt    | 2 +-
 11 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 96f104a98..5abf44980 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -175,6 +175,7 @@ OCV_OPTION(BUILD_WITH_STATIC_CRT    "Enables use of staticaly linked CRT for sta
 OCV_OPTION(BUILD_FAT_JAVA_LIB       "Create fat java wrapper containing the whole OpenCV library" ON IF NOT BUILD_SHARED_LIBS AND CMAKE_COMPILER_IS_GNUCXX )
 OCV_OPTION(BUILD_ANDROID_SERVICE    "Build OpenCV Manager for Google Play" OFF IF ANDROID AND ANDROID_SOURCE_TREE )
 OCV_OPTION(BUILD_ANDROID_PACKAGE    "Build platform-specific package for Google Play" OFF IF ANDROID )
+OCV_OPTION(BUILD_CUDA_STUBS         "Build CUDA modules stubs when no CUDA SDK" OFF  IF (NOT IOS) )
 
 # 3rd party libs
 OCV_OPTION(BUILD_ZLIB               "Build zlib from source"             WIN32 OR APPLE )
diff --git a/modules/cuda/CMakeLists.txt b/modules/cuda/CMakeLists.txt
index a79b7d3bf..389e90b47 100644
--- a/modules/cuda/CMakeLists.txt
+++ b/modules/cuda/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cuda)
 endif()
 
diff --git a/modules/cudaarithm/CMakeLists.txt b/modules/cudaarithm/CMakeLists.txt
index e3df9d284..c819ec928 100644
--- a/modules/cudaarithm/CMakeLists.txt
+++ b/modules/cudaarithm/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudaarithm)
 endif()
 
diff --git a/modules/cudabgsegm/CMakeLists.txt b/modules/cudabgsegm/CMakeLists.txt
index 526e4b185..3a882824b 100644
--- a/modules/cudabgsegm/CMakeLists.txt
+++ b/modules/cudabgsegm/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudabgsegm)
 endif()
 
diff --git a/modules/cudacodec/CMakeLists.txt b/modules/cudacodec/CMakeLists.txt
index 30d95bacb..ace7cb376 100644
--- a/modules/cudacodec/CMakeLists.txt
+++ b/modules/cudacodec/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS OR APPLE)
+if(IOS OR APPLE OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudacodec)
 endif()
 
diff --git a/modules/cudafeatures2d/CMakeLists.txt b/modules/cudafeatures2d/CMakeLists.txt
index 69eba34b1..1db746250 100644
--- a/modules/cudafeatures2d/CMakeLists.txt
+++ b/modules/cudafeatures2d/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudafeatures2d)
 endif()
 
diff --git a/modules/cudafilters/CMakeLists.txt b/modules/cudafilters/CMakeLists.txt
index 858988115..dfc814cfa 100644
--- a/modules/cudafilters/CMakeLists.txt
+++ b/modules/cudafilters/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudafilters)
 endif()
 
diff --git a/modules/cudaimgproc/CMakeLists.txt b/modules/cudaimgproc/CMakeLists.txt
index 961702966..089135d71 100644
--- a/modules/cudaimgproc/CMakeLists.txt
+++ b/modules/cudaimgproc/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudaimgproc)
 endif()
 
diff --git a/modules/cudaoptflow/CMakeLists.txt b/modules/cudaoptflow/CMakeLists.txt
index 27dbc6a51..b7a2109fb 100644
--- a/modules/cudaoptflow/CMakeLists.txt
+++ b/modules/cudaoptflow/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudaoptflow)
 endif()
 
diff --git a/modules/cudastereo/CMakeLists.txt b/modules/cudastereo/CMakeLists.txt
index 6f63add8d..9f3d0f241 100644
--- a/modules/cudastereo/CMakeLists.txt
+++ b/modules/cudastereo/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudastereo)
 endif()
 
diff --git a/modules/cudawarping/CMakeLists.txt b/modules/cudawarping/CMakeLists.txt
index a6b38f954..97f3e8983 100644
--- a/modules/cudawarping/CMakeLists.txt
+++ b/modules/cudawarping/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(IOS)
+if(IOS OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
   ocv_module_disable(cudawarping)
 endif()