From 539b239841bf049f82f4abf6baf5fabefef4e7fd Mon Sep 17 00:00:00 2001
From: Jeremy Hayes <jeremy@lunarg.com>
Date: Wed, 27 Jul 2022 13:56:30 -0600
Subject: Remove custom target if skipping install

Fix #271.
---
 CMakeLists.txt | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 147f7ad..9cfba73 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -44,11 +44,6 @@ project(SPIRV-Headers VERSION 1.5.5)
 #   2. cmake ..
 #   3. cmake --build . --target install
 
-# legacy
-add_custom_target(install-headers
-    COMMAND cmake -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/spirv
-        $ENV{DESTDIR}${CMAKE_INSTALL_PREFIX}/include/spirv)
-
 option(SPIRV_HEADERS_SKIP_EXAMPLES "Skip building examples"
       ${SPIRV_HEADERS_SKIP_EXAMPLES})
 
@@ -61,6 +56,10 @@ endif()
 
 if(NOT ${SPIRV_HEADERS_SKIP_INSTALL})
   set(SPIRV_HEADERS_ENABLE_INSTALL ON)
+  # legacy
+  add_custom_target(install-headers
+      COMMAND cmake -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/spirv
+          $ENV{DESTDIR}${CMAKE_INSTALL_PREFIX}/include/spirv)
 endif()
 
 if (SPIRV_HEADERS_ENABLE_EXAMPLES)
-- 
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