[libcxx] r329983 - [CMake] Set the default ABI version for Fuchsia in CMake as well

Petr Hosek via cfe-commits cfe-commits at lists.llvm.org
Thu Apr 12 18:59:15 PDT 2018


Author: phosek
Date: Thu Apr 12 18:59:15 2018
New Revision: 329983

URL: http://llvm.org/viewvc/llvm-project?rev=329983&view=rev
Log:
[CMake] Set the default ABI version for Fuchsia in CMake as well

This is neeeded since the CMake value is used for the SOVERSION.

Differential Revision: https://reviews.llvm.org/D45529

Modified:
    libcxx/trunk/CMakeLists.txt

Modified: libcxx/trunk/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/CMakeLists.txt?rev=329983&r1=329982&r2=329983&view=diff
==============================================================================
--- libcxx/trunk/CMakeLists.txt (original)
+++ libcxx/trunk/CMakeLists.txt Thu Apr 12 18:59:15 2018
@@ -97,7 +97,12 @@ option(LIBCXX_INSTALL_SUPPORT_HEADERS "I
 cmake_dependent_option(LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY
         "Install libc++experimental.a" ON
         "LIBCXX_ENABLE_EXPERIMENTAL_LIBRARY;LIBCXX_INSTALL_LIBRARY" OFF)
-set(LIBCXX_ABI_VERSION 1 CACHE STRING "ABI version of libc++.")
+if (FUCHSIA)
+  set(DEFAULT_ABI_VERSION 2)
+else()
+  set(DEFAULT_ABI_VERSION 1)
+endif()
+set(LIBCXX_ABI_VERSION ${DEFAULT_ABI_VERSION} CACHE STRING "ABI version of libc++.")
 option(LIBCXX_ABI_UNSTABLE "Unstable ABI of libc++." OFF)
 option(LIBCXX_ABI_FORCE_ITANIUM "Ignore auto-detection and force use of the Itanium ABI.")
 option(LIBCXX_ABI_FORCE_MICROSOFT "Ignore auto-detection and force use of the Microsoft ABI.")
@@ -619,7 +624,7 @@ if (LIBCXX_STANDALONE_BUILD)
 endif()
 
 # Configuration file flags =====================================================
-if (NOT LIBCXX_ABI_VERSION EQUAL "1")
+if (NOT LIBCXX_ABI_VERSION EQUAL DEFAULT_ABI_VERSION)
   config_define(${LIBCXX_ABI_VERSION} _LIBCPP_ABI_VERSION)
 endif()
 config_define_if(LIBCXX_ABI_UNSTABLE _LIBCPP_ABI_UNSTABLE)




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