Merge pull request #436 from meowtec/fix/libs-private-stdcpp

Fix private libraries if build with clang
strukturag · Nov 23, 2023 · a1e7f92 · a1e7f92
2 parents 7065a53 + 510abe6
commit a1e7f92
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -44,6 +44,14 @@ if(CMAKE_COMPILER_IS_GNUCXX OR ${CMAKE_CXX_COMPILER_ID} MATCHES Clang)
   add_definitions(-Wall)
 endif()
 
+include(CheckCXXSymbolExists)
+check_cxx_symbol_exists(_LIBCPP_VERSION cstdlib HAVE_LIBCPP)
+if(HAVE_LIBCPP)
+  set(LIBS_PRIVATE "-lc++")
+else()
+  set(LIBS_PRIVATE "-lstdc++")
+endif()
+
 option(BUILD_SHARED_LIBS "Build shared library" ON)
 if(NOT BUILD_SHARED_LIBS)
   add_definitions(-DLIBDE265_STATIC_BUILD)

diff --git a/libde265.pc.in b/libde265.pc.in
@@ -7,7 +7,7 @@ Name: libde265
 Description: H.265/HEVC video decoder.
 URL: https://github.com/strukturag/libde265
 Version: @VERSION@
-Requires: 
+Requires:
 Libs: -lde265 -L${libdir}
-Libs.private: @LIBS@ -lstdc++
+Libs.private: @LIBS_PRIVATE@
 Cflags: -I${includedir}