cmake/FindPkgLibraries.cmake

   1 include(FindPkgConfig)
   2
   3 # This function will find and set up a pkg-config based module.
   4 # If a pc-file was found, it will resolve library paths to
   5 # absolute paths. Furthermore, the function will automatically
   6 # fall back to use static libraries in case no dynamic libraries
   7 # were found.
   8 function(FIND_PKGLIBRARIES prefix package)
   9         pkg_check_modules(${prefix} ${package})
  10         if(NOT ${prefix}_FOUND)
  11                 return()
  12         endif()
  13
  14         foreach(LIBRARY ${${prefix}_LIBRARIES})
  15                 find_library(${LIBRARY}_RESOLVED ${LIBRARY} PATHS ${${prefix}_LIBRARY_DIRS})
  16                 if(${${LIBRARY}_RESOLVED} STREQUAL "${LIBRARY}_RESOLVED-NOTFOUND")
  17                         message(FATAL_ERROR "could not resolve ${LIBRARY}")
  18                 endif()
  19                 list(APPEND RESOLVED_LIBRARIES ${${LIBRARY}_RESOLVED})
  20         endforeach()
  21
  22         set(${prefix}_FOUND 1 PARENT_SCOPE)
  23         set(${prefix}_LIBRARIES ${RESOLVED_LIBRARIES} PARENT_SCOPE)
  24         set(${prefix}_INCLUDE_DIRS ${${prefix}_INCLUDE_DIRS} PARENT_SCOPE)
  25         set(${prefix}_LDFLAGS ${${prefix}_LDFLAGS} PARENT_SCOPE)
  26
  27         message(STATUS "  Resolved libraries: ${RESOLVED_LIBRARIES}")
  28 endfunction()