Removed dependency from rdkafka since it has its own pkg_config file. Also added BITNESS detection

Author: Alexander Damian

CMakeLists.txt

@@ -38,6 +38,16 @@ option(CPPKAFKA_BOOST_STATIC_LIBS "Link with Boost static libraries." ON)
 option(CPPKAFKA_BOOST_USE_MULTITHREADED "Use Boost multithreaded libraries." ON)
 option(CPPKAFKA_RDKAFKA_STATIC_LIB "Link with Rdkafka static library." OFF)
 
+# Determine if this is a 32 or 64 bit build
+string(FIND ${CMAKE_CXX_FLAGS} "-m64" BITNESS)
+
+# Properly set the output directory
+if (${BITNESS} EQUAL -1)
+    set(LIBDIR "lib")
+else()
+    set(LIBDIR "lib64")
+endif()
+
 # Disable output from find_package macro
 if (NOT CPPKAFKA_CMAKE_VERBOSE)
     set(FIND_PACKAGE_QUIET QUIET)

cppkafka.pc.in

@@ -1,14 +1,14 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
-libdir=${prefix}/lib
-sharedlibdir=${prefix}/lib
+libdir=${prefix}/@LIBDIR@
+sharedlibdir=${prefix}/@LIBDIR@
 includedir=${prefix}/include
 
 Name: cppkafka
 Url: https://github.com/mfontanini/cppkafka
 Description: C++ wrapper library on top of RdKafka
 Version: @CPPKAFKA_VERSION@
-Requires: rdkafka >= 0.9.4 boost
-Requires.private:
-Libs: -L${libdir} -L${sharedlibdir} -L@RDKAFKA_ROOT_DIR@/lib -lcppkafka -lrdkafka -lpthread -lrt -lssl -lcrypto -ldl -lz
-Cflags: -I${includedir} -I${includedir}/cppkafka -I@RDKAFKA_INCLUDE_DIR@ -I@Boost_INCLUDE_DIRS@
+Requires:
+Requires.private: rdkafka >= 0.9.4, boost
+Libs: -L${libdir} -L${sharedlibdir} -lcppkafka
+Cflags: -I${includedir} -I${includedir}/cppkafka

src/CMakeLists.txt

@@ -43,8 +43,8 @@ target_include_directories(cppkafka PUBLIC ${PROJECT_SOURCE_DIR}/include)
 
 install(
     TARGETS cppkafka
-    LIBRARY DESTINATION lib
-    ARCHIVE DESTINATION lib
+    LIBRARY DESTINATION ${LIBDIR}
+    ARCHIVE DESTINATION ${LIBDIR}
     COMPONENT dev
 )