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Fix shared build (#113)

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* Fix PIC property in util library.
* Force PIC when building shared lib on unix.
* Enable CMP0077 for better option handling.
This commit is contained in:
Nikita Karpey 2020-03-12 01:54:42 +05:00 committed by GitHub
parent a83f9d88cd
commit eb168a2da2
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1 changed files with 13 additions and 0 deletions
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13
CMakeLists.txt
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@ -1,5 +1,11 @@
cmake_minimum_required(VERSION 3.0)
# option() honors normal variables.
# see: https://cmake.org/cmake/help/git-stage/policy/CMP0077.html
if(POLICY CMP0077)
cmake_policy(SET CMP0077 NEW)
endif()
project(CpuFeatures VERSION 0.1.0 LANGUAGES C)
set(CMAKE_C_STANDARD 99)
@ -23,6 +29,12 @@ option(BUILD_SHARED_LIBS "Build library as shared." OFF)
# PIC
option(BUILD_PIC "Build with Position Independant Code." OFF) # Default is off at least for GCC
# Force PIC on unix when building shared libs
# see: https://en.wikipedia.org/wiki/Position-independent_code
if(BUILD_SHARED_LIBS AND UNIX)
set(BUILD_PIC ON)
endif()
include(CheckIncludeFile)
include(CheckSymbolExists)
include(GNUInstallDirs)
@ -92,6 +104,7 @@ add_library(utils OBJECT
${PROJECT_SOURCE_DIR}/src/stack_line_reader.c
${PROJECT_SOURCE_DIR}/src/string_view.c
)
set_property(TARGET utils PROPERTY POSITION_INDEPENDENT_CODE ${BUILD_PIC})
setup_include_and_definitions(utils)
#