Add and install pkgconfig file

CMakeLists.txt

@@ -19,6 +19,7 @@ option(BUILD_SHARED_LIBS "Build shared libraries instead of static ones" ON)
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
 configure_file(lokimq/version.h.in lokimq/version.h @ONLY)
+configure_file(liblokimq.pc.in liblokimq.pc @ONLY)
 
 add_library(lokimq
     lokimq/auth.cpp
@@ -111,6 +112,11 @@ install(
     DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/lokimq
 )
 
+install(
+    FILES ${CMAKE_CURRENT_BINARY_DIR}/liblokimq.pc
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
+)
+
 if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
   set(lokimq_IS_TOPLEVEL_PROJECT TRUE)
 else()

liblokimq.pc.in

@@ -0,0 +1,13 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=@CMAKE_INSTALL_FULL_LIBDIR@
+includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
+
+Name: liblokimq
+Description: ZeroMQ-based communication library for Loki
+Version: @LOKIMQ_VERSION@
+
+Libs: -L${libdir} -llokimq
+Libs.private: @PRIVATE_LIBS@
+Requires.private: libzmq libsodium
+Cflags: -I${includedir}