Add PIC compile flag for GNU/CLang.

- ensures shared library code is position-independent.

Add PIC compile flag for GNU/CLang.
- ensures shared library code is position-independent.
4376ebac · Jiri Hoogland · Jesse Beder · b57efe94 · 4376ebac
Commit 4376ebac authored Dec 10, 2015 by Jiri Hoogland Committed by Jesse Beder Jan 10, 2016
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CMakeLists.txt CMakeLists.txt +4 -0

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -171,6 +171,10 @@ if("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU" OR
 	#
 	set(GCC_EXTRA_OPTIONS "")
 	#
+	if(BUILD_SHARED_LIBS)
+		set(GCC_EXTRA_OPTIONS "${GCC_EXTRA_OPTIONS} -fPIC")
+	endif()
+	#
 	set(FLAG_TESTED "-Wextra")
 	check_cxx_compiler_flag(${FLAG_TESTED} FLAG_WEXTRA)
 	if(FLAG_WEXTRA)