From 6059c5767b8be1fdaf7b4c8bf6f435ee9f7e5f0c Mon Sep 17 00:00:00 2001
From: Krzysztof Kurek <krzysio.kurek@pm.me>
Date: Sat, 30 Jan 2021 21:08:48 +0100
Subject: [PATCH] Export the GLM target

---
 CMakeLists.txt     |  1 +
 glm/CMakeLists.txt | 10 +++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d597db0..9b268fc1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,6 +20,7 @@ enable_testing()
 
 add_subdirectory(glm)
 add_library(glm::glm ALIAS glm)
+install(EXPORT glm FILE glm-config.cmake DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake NAMESPACE glm::)
 
 if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
 
diff --git a/glm/CMakeLists.txt b/glm/CMakeLists.txt
index 4ff51c81..e97192cf 100644
--- a/glm/CMakeLists.txt
+++ b/glm/CMakeLists.txt
@@ -43,7 +43,15 @@ source_group("SIMD Files" FILES ${SIMD_INLINE})
 source_group("SIMD Files" FILES ${SIMD_HEADER})
 
 add_library(glm INTERFACE)
-target_include_directories(glm INTERFACE ../)
+
+target_include_directories(glm INTERFACE
+	$<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}>
+	$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+
+include(GNUInstallDirs)
+install(TARGETS glm EXPORT glm)
+install(DIRECTORY . DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/glm" PATTERN "CMakeLists.txt" EXCLUDE)
 
 if(BUILD_STATIC_LIBS)
 add_library(glm_static STATIC ${ROOT_TEXT} ${ROOT_MD} ${ROOT_NAT}