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Annotation of embedaddon/lighttpd/cmake/FindLibEV.cmake, revision 1.1.1.1

1.1       misho       1: 
                      2: set(LIBEV_PATH "" CACHE PATH "Base path for include/ev.h and lib/libev*")
                      3: set(LIBEV_INCLUDE_PATH "" CACHE PATH "Include path for ev.h")
                      4: set(LIBEV_LIBDIR "" CACHE PATH "Path containing libev")
                      5: 
                      6: if(LIBEV_PATH)
                      7:        set(LIBEV_INCLUDE_PATH "${LIBEV_PATH}/include" CACHE PATH "Include path for ev.h" FORCE)
                      8:        set(LIBEV_LIBDIR "${LIBEV_PATH}/lib" CACHE PATH "Path containing libev" FORCE)
                      9: endif()
                     10: 
                     11: if(LIBEV_INCLUDE_PATH)
                     12:        include_directories(${LIBEV_INCLUDE_PATH})
                     13: endif()
                     14: 
                     15: # Use cached result
                     16: if(NOT LIBEV_FOUND)
                     17:        unset(HAVE_EV_H)
                     18:        unset(HAVE_LIBEV)
                     19:        unset(HAVE_EV_H CACHE)
                     20:        unset(HAVE_LIBEV CACHE)
                     21:        unset(LIBEV_CFLAGS)
                     22:        unset(LIBEV_LDFLAGS)
                     23: 
                     24:        if(LIBEV_INCLUDE_PATH OR LIBEV_LIBDIR)
                     25:                set(CMAKE_REQUIRED_INCLUDES ${LIBEV_INCLUDE_PATH})
                     26: #              message(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
                     27:                check_include_files(ev.h HAVE_EV_H)
                     28:                if(HAVE_EV_H)
                     29: #                      message(STATUS "Looking for lib ev in ${LIBEV_LIBDIR}")
                     30:                        check_library_exists(ev ev_time "${LIBEV_LIBDIR}" HAVE_LIBEV)
                     31:                        if(HAVE_LIBEV)
                     32:                                set(LIBEV_CFLAGS "" CACHE INTERNAL "")
                     33:                                set(LIBEV_LDFLAGS "-L${LIBEV_LIBDIR} -lev" CACHE INTERNAL "")
                     34:                                set(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev")
                     35:                        else()
                     36:                                message(STATUS "Couldn't find lib ev in ${LIBEV_LIBDIR}")
                     37:                        endif()
                     38:                else()
                     39:                        message(STATUS "Couldn't find <ev.h> in ${LIBEV_INCLUDE_PATH}")
                     40:                endif()
                     41:        else()
                     42:                pkg_check_modules(LIBEV libev)
                     43:                if(NOT LIBEV_FOUND)
                     44: #                      message(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
                     45:                        check_include_files(ev.h HAVE_EV_H)
                     46:                        if(HAVE_EV_H)
                     47: #                              message(STATUS "Looking for lib ev")
                     48:                                check_library_exists(ev ev_time "" HAVE_LIBEV)
                     49:                                if(HAVE_LIBEV)
                     50:                                        set(LIBEV_CFLAGS "" CACHE INTERNAL "")
                     51:                                        set(LIBEV_LDFLAGS "-lev" CACHE INTERNAL "")
                     52:                                        set(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev")
                     53:                                else()
                     54:                                        message(STATUS "Couldn't find lib ev")
                     55:                                endif()
                     56:                        else()
                     57:                                message(STATUS "Couldn't find <ev.h>")
                     58:                        endif()
                     59:                endif()
                     60:        endif()
                     61: 
                     62: endif()
                     63: 
                     64: if(NOT LIBEV_FOUND)
                     65:        if(LibEV_FIND_REQUIRED)
                     66:                message(FATAL_ERROR "Could not find libev")
                     67:        endif()
                     68: endif()
                     69: 
                     70: mark_as_advanced(LIBEV_PATH LIBEV_INCLUDE_PATH LIBEV_LIBDIR)