lighttpd 1.4.x https://www.lighttpd.net/
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set(LIBEV_PATH "" CACHE PATH "Base path for include/ev.h and lib/libev*")
set(LIBEV_INCLUDE_PATH "" CACHE PATH "Include path for ev.h")
set(LIBEV_LIBDIR "" CACHE PATH "Path containing libev")
if(LIBEV_PATH)
set(LIBEV_INCLUDE_PATH "${LIBEV_PATH}/include" CACHE PATH "Include path for ev.h" FORCE)
set(LIBEV_LIBDIR "${LIBEV_PATH}/lib" CACHE PATH "Path containing libev" FORCE)
endif()
if(LIBEV_INCLUDE_PATH)
include_directories(${LIBEV_INCLUDE_PATH})
endif()
# Use cached result
if(NOT LIBEV_FOUND)
unset(HAVE_EV_H)
unset(HAVE_LIBEV)
unset(HAVE_EV_H CACHE)
unset(HAVE_LIBEV CACHE)
unset(LIBEV_CFLAGS)
unset(LIBEV_LDFLAGS)
if(LIBEV_INCLUDE_PATH OR LIBEV_LIBDIR)
set(CMAKE_REQUIRED_INCLUDES ${LIBEV_INCLUDE_PATH})
# message(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
check_include_files(ev.h HAVE_EV_H)
if(HAVE_EV_H)
# message(STATUS "Looking for lib ev in ${LIBEV_LIBDIR}")
check_library_exists(ev ev_time "${LIBEV_LIBDIR}" HAVE_LIBEV)
if(HAVE_LIBEV)
set(LIBEV_CFLAGS "" CACHE INTERNAL "")
set(LIBEV_LDFLAGS "-L${LIBEV_LIBDIR} -lev" CACHE INTERNAL "")
set(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev")
else()
message(STATUS "Couldn't find lib ev in ${LIBEV_LIBDIR}")
endif()
else()
message(STATUS "Couldn't find <ev.h> in ${LIBEV_INCLUDE_PATH}")
endif()
else()
pkg_check_modules(LIBEV libev)
if(NOT LIBEV_FOUND)
# message(STATUS "Looking for ev.h in ${CMAKE_REQUIRED_INCLUDES}")
check_include_files(ev.h HAVE_EV_H)
if(HAVE_EV_H)
# message(STATUS "Looking for lib ev")
check_library_exists(ev ev_time "" HAVE_LIBEV)
if(HAVE_LIBEV)
set(LIBEV_CFLAGS "" CACHE INTERNAL "")
set(LIBEV_LDFLAGS "-lev" CACHE INTERNAL "")
set(LIBEV_FOUND TRUE CACHE INTERNAL "Found libev")
else()
message(STATUS "Couldn't find lib ev")
endif()
else()
message(STATUS "Couldn't find <ev.h>")
endif()
endif()
endif()
endif()
if(NOT LIBEV_FOUND)
if(LibEV_FIND_REQUIRED)
message(FATAL_ERROR "Could not find libev")
endif()
endif()
mark_as_advanced(LIBEV_PATH LIBEV_INCLUDE_PATH LIBEV_LIBDIR)