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authorKen Martin <ken.martin@kitware.com>2006-12-12 18:59:30 (GMT)
committerKen Martin <ken.martin@kitware.com>2006-12-12 18:59:30 (GMT)
commitaf2b0e023ab7852038ff7c06281dee48a445eeaa (patch)
treea165ceb1adfd97996a893ade1bb1f3c0656b4aac /Modules/VTKCompatibility.cmake
parent62b368f3d52e4d3899a43b32d26e26e11cbeb158 (diff)
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ENH: put in a better error message for VTK 4.0
Diffstat (limited to 'Modules/VTKCompatibility.cmake')
-rw-r--r--Modules/VTKCompatibility.cmake4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/VTKCompatibility.cmake b/Modules/VTKCompatibility.cmake
index f8330a7..7b21bd8 100644
--- a/Modules/VTKCompatibility.cmake
+++ b/Modules/VTKCompatibility.cmake
@@ -31,3 +31,7 @@ SET(VTK_WGLEXT_FILE "${VTK_SOURCE_DIR}/Utilities/ParseOGLExt/headers/wglext.h"
# work around an old bug in VTK
SET(TIFF_RIGHT_VERSION 1)
+# for very old VTK (versions prior to 4.2)
+if (NOT VTK_MAJOR_VERSION)
+ message (FATAL_ERROR "You are trying to build a very old version of VTK (prior to VTK 4.2). To do this you need to use CMake 2.0 as it was the last version of CMake to support VTK 4.0.")
+endif (NOT VTK_MAJOR_VERSION)