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-rw-r--r--examples/CMakeLists.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 33b76ae..5cdf3a0 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -28,6 +28,7 @@ FIND_LIBRARY(GLU NAMES GLU)
FIND_LIBRARY(GLUT NAMES glut)
if (${GLUT} MATCHES "GLUT-NOTFOUND")
+ message(WARNING "Executable examples/ising_animation is not being built because the glut library can't be found.")
else()
add_executable(ising_animation ising_animation.cpp)
target_link_libraries(ising_animation wolff GL GLU glut)