build: fix aln.pc.in variables

Signed-off-by: Inho Oh <webispy@gmail.com>

CMakeLists.txt

@@ -32,6 +32,12 @@ include_directories(include)
 install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/aln/)
 
 # pkg-config file
+if(NOT DEFINED CMAKE_LIBRARY_ARCHITECTURE)
+    set(libdir "\${prefix}/lib")
+else()
+    set(libdir "\${prefix}/lib/${CMAKE_LIBRARY_ARCHITECTURE}")
+endif()
+set(includedir "\${prefix}/include/aln")
 configure_file(aln.pc.in ${PROJECT_BINARY_DIR}/aln.pc @ONLY)
 install(FILES ${PROJECT_BINARY_DIR}/aln.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig/)
 

aln.pc.in

@@ -1,10 +1,10 @@
-libdir=@CMAKE_INSTALL_FULL_LIBDIR@
-includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@/aln
-version=@VERSION@
+prefix=@CMAKE_INSTALL_PREFIX@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: aln
 Description: Library for Amazing Lucky Number generation
-Version: ${version}
+Version: @VERSION@
 Requires: glib-2.0
 Libs: -L${libdir} -laln
 Cflags: -I${includedir}