[Openmp-commits] [openmp] r281512 - [cmake] Make libgomp & libiomp5 alias install optional

[Michal Gorny via Openmp-commits]

Author: mgorny
Date: Wed Sep 14 12:46:27 2016
New Revision: 281512

URL: http://llvm.org/viewvc/llvm-project?rev=281512&view=rev
Log:
[cmake] Make libgomp & libiomp5 alias install optional

Introduce a new LIBOMP_INSTALL_VARIABLES cache variable that can be used
to disable creating libgomp and libiomp5 aliases on 'make install'.
Those aliases are undesired e.g. on Gentoo systems where libomp is used
purely by clang.

Differential Revision: https://reviews.llvm.org/D24563

Modified:
    openmp/trunk/runtime/CMakeLists.txt
    openmp/trunk/runtime/src/CMakeLists.txt

Modified: openmp/trunk/runtime/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/openmp/trunk/runtime/CMakeLists.txt?rev=281512&r1=281511&r2=281512&view=diff
==============================================================================
--- openmp/trunk/runtime/CMakeLists.txt (original)
+++ openmp/trunk/runtime/CMakeLists.txt Wed Sep 14 12:46:27 2016
@@ -340,6 +340,10 @@ endif()
 
 set(LIBOMP_LIB_FILE ${LIBOMP_LIB_NAME}${LIBOMP_LIBRARY_SUFFIX})
 
+# Optional backwards compatibility aliases.
+set(LIBOMP_INSTALL_ALIASES TRUE CACHE BOOL
+  "Install libgomp and libiomp5 library aliases for backwards compatibility")
+
 # Print configuration after all variables are set.
 if(${LIBOMP_STANDALONE_BUILD})
   libomp_say("Operating System     -- ${CMAKE_SYSTEM_NAME}")

Modified: openmp/trunk/runtime/src/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/openmp/trunk/runtime/src/CMakeLists.txt?rev=281512&r1=281511&r2=281512&view=diff
==============================================================================
--- openmp/trunk/runtime/src/CMakeLists.txt (original)
+++ openmp/trunk/runtime/src/CMakeLists.txt Wed Sep 14 12:46:27 2016
@@ -305,13 +305,15 @@ else()
 
   install(TARGETS omp ${LIBOMP_INSTALL_KIND} DESTINATION lib${LIBOMP_LIBDIR_SUFFIX})
 
-  # Create aliases (symlinks) of the library for backwards compatibility
-  set(LIBOMP_ALIASES "libgomp;libiomp5")
-  foreach(alias IN LISTS LIBOMP_ALIASES)
-    install(CODE "execute_process(COMMAND \"\${CMAKE_COMMAND}\" -E create_symlink \"${LIBOMP_LIB_FILE}\"
-      \"${alias}${LIBOMP_LIBRARY_SUFFIX}\" WORKING_DIRECTORY
-      \$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib${LIBOMP_LIBDIR_SUFFIX})")
-  endforeach()
+  if(${LIBOMP_INSTALL_ALIASES})
+    # Create aliases (symlinks) of the library for backwards compatibility
+    set(LIBOMP_ALIASES "libgomp;libiomp5")
+    foreach(alias IN LISTS LIBOMP_ALIASES)
+      install(CODE "execute_process(COMMAND \"\${CMAKE_COMMAND}\" -E create_symlink \"${LIBOMP_LIB_FILE}\"
+        \"${alias}${LIBOMP_LIBRARY_SUFFIX}\" WORKING_DIRECTORY
+        \$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib${LIBOMP_LIBDIR_SUFFIX})")
+    endforeach()
+  endif()
 endif()
 install(
   FILES