Export glslang targets on installation

This allows the targets to be used in other cmake projects. See the following for more details:
https://cmake.org/cmake/help/latest/manual/cmake-packages.7.html#creating-packages
https://foonathan.net/blog/2016/07/07/cmake-dependency-handling.html

OGLCompilersDLL/CMakeLists.txt

@@ -9,6 +9,7 @@ if(WIN32)
 endif(WIN32)
 
 if(ENABLE_GLSLANG_INSTALL)
-    install(TARGETS OGLCompiler
+    install(TARGETS OGLCompiler EXPORT OGLCompilerTargets
             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+	install(EXPORT OGLCompilerTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
 endif(ENABLE_GLSLANG_INSTALL)

SPIRV/CMakeLists.txt

@@ -80,22 +80,25 @@ endif(WIN32)
 if(ENABLE_GLSLANG_INSTALL)
     if(BUILD_SHARED_LIBS)
         if (ENABLE_SPVREMAPPER)
-            install(TARGETS SPVRemapper
+            install(TARGETS SPVRemapper EXPORT SPVRemapperTargets
                     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
                     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
         endif()
-        install(TARGETS SPIRV
+        install(TARGETS SPIRV EXPORT SPIRVTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
     else()
         if (ENABLE_SPVREMAPPER)
-            install(TARGETS SPVRemapper
+            install(TARGETS SPVRemapper EXPORT SPVRemapperTargets
                     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
         endif()
-        install(TARGETS SPIRV
+        install(TARGETS SPIRV EXPORT SPIRVTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
     endif()
 	
+	install(EXPORT SPVRemapperTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
+	install(EXPORT SPIRVTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
+
     install(FILES ${HEADERS} ${SPVREMAP_HEADERS} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/SPIRV/)
 endif(ENABLE_GLSLANG_INSTALL)

StandAlone/CMakeLists.txt

@@ -40,14 +40,18 @@ if(WIN32)
 endif(WIN32)
 
 if(ENABLE_GLSLANG_INSTALL)
-    install(TARGETS glslangValidator
+    install(TARGETS glslangValidator EXPORT glslangValidatorTargets
             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 
-    install(TARGETS spirv-remap
+    install(TARGETS spirv-remap EXPORT spirv-remapTargets
             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 	
+	install(EXPORT glslangValidatorTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
+	install(EXPORT spirv-remapTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
+            
     if(BUILD_SHARED_LIBS)
-        install(TARGETS glslang-default-resource-limits
+        install(TARGETS glslang-default-resource-limits EXPORT glslang-default-resource-limitsTargets
                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
+		install(EXPORT glslang-default-resource-limitsTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
     endif()
 endif(ENABLE_GLSLANG_INSTALL)

glslang/CMakeLists.txt

@@ -106,14 +106,15 @@ endif(WIN32)
 
 if(ENABLE_GLSLANG_INSTALL)
     if(BUILD_SHARED_LIBS)
-        install(TARGETS glslang
+        install(TARGETS glslang EXPORT glslangTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
     else()
-        install(TARGETS glslang
+        install(TARGETS glslang EXPORT glslangTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
     endif()
+	install(EXPORT glslangTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
 endif(ENABLE_GLSLANG_INSTALL)
 
 if(ENABLE_GLSLANG_INSTALL)

glslang/OSDependent/Unix/CMakeLists.txt

@@ -20,6 +20,7 @@ else()
 endif()
 
 if(ENABLE_GLSLANG_INSTALL)
-    install(TARGETS OSDependent
+    install(TARGETS OSDependent EXPORT OSDependentTargets
             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+	install(EXPORT OSDependentTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
 endif(ENABLE_GLSLANG_INSTALL)

glslang/OSDependent/Windows/CMakeLists.txt

@@ -15,6 +15,7 @@ if(WIN32)
 endif(WIN32)
 
 if(ENABLE_GLSLANG_INSTALL)
-    install(TARGETS OSDependent
+    install(TARGETS OSDependent EXPORT OSDependentTargets
             ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+	install(EXPORT OSDependentTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
 endif(ENABLE_GLSLANG_INSTALL)

gtests/CMakeLists.txt

@@ -31,8 +31,9 @@ if(BUILD_TESTING)
         set_property(TARGET glslangtests PROPERTY FOLDER tests)
         glslang_set_link_args(glslangtests)
         if(ENABLE_GLSLANG_INSTALL)
-            install(TARGETS glslangtests
+            install(TARGETS glslangtests EXPORT glslangtestsTargets
                     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+			install(EXPORT glslangtestsTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
         endif(ENABLE_GLSLANG_INSTALL)
 
         set(GLSLANG_TEST_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../Test")

hlsl/CMakeLists.txt

@@ -33,12 +33,13 @@ endif(WIN32)
 
 if(ENABLE_GLSLANG_INSTALL)
     if(BUILD_SHARED_LIBS)
-        install(TARGETS HLSL
+        install(TARGETS HLSL EXPORT HLSLTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
                 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
     else()
-        install(TARGETS HLSL
+        install(TARGETS HLSL EXPORT HLSLTargets
                 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
     endif()
+	install(EXPORT HLSLTargets DESTINATION ${LIB_INSTALL_DIR}/cmake)
 endif(ENABLE_GLSLANG_INSTALL)