curl/lib/CMakeLists.txt

set(LIB_NAME libcurl)

configure_file(curl_config.h.cmake
  ${CMAKE_CURRENT_BINARY_DIR}/curl_config.h)

transform_makefile_inc("Makefile.inc" "${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.cmake")
include(${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.cmake)

list(APPEND HHEADERS
  ${CMAKE_CURRENT_BINARY_DIR}/curl_config.h
  )

if(MSVC)
  list(APPEND CSOURCES libcurl.rc)
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4127")
endif()

# SET(CSOURCES
# #  memdebug.c -not used
# # nwlib.c - Not used
# # strtok.c - specify later
# # strtoofft.c - specify later
# )

# # if we have Kerberos 4, right now this is never on
# #OPTION(CURL_KRB4 "Use Kerberos 4" OFF)
# IF(CURL_KRB4)
# SET(CSOURCES ${CSOURCES}
# krb4.c
# security.c
# )
# ENDIF(CURL_KRB4)

# #OPTION(CURL_MALLOC_DEBUG "Debug mallocs in Curl" OFF)
# MARK_AS_ADVANCED(CURL_MALLOC_DEBUG)
# IF(CURL_MALLOC_DEBUG)
# SET(CSOURCES ${CSOURCES}
# memdebug.c
# )
# ENDIF(CURL_MALLOC_DEBUG)

# # only build compat strtoofft if we need to
# IF(NOT HAVE_STRTOLL AND NOT HAVE__STRTOI64)
# SET(CSOURCES ${CSOURCES}
# strtoofft.c
# )
# ENDIF(NOT HAVE_STRTOLL AND NOT HAVE__STRTOI64)


# The rest of the build

include_directories(${CMAKE_CURRENT_BINARY_DIR}/../include)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/..)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../include)
include_directories(${CMAKE_CURRENT_BINARY_DIR}/..)
include_directories(${CMAKE_CURRENT_SOURCE_DIR})
include_directories(${CMAKE_CURRENT_BINARY_DIR})
if(USE_ARES)
  include_directories(${CARES_INCLUDE_DIR})
endif()

if(CURL_STATICLIB)
  # Static lib
  set(CURL_USER_DEFINED_DYNAMIC_OR_STATIC STATIC)
else()
  # DLL / so dynamic lib
  set(CURL_USER_DEFINED_DYNAMIC_OR_STATIC SHARED)
endif()

add_library(
  ${LIB_NAME}
  ${CURL_USER_DEFINED_DYNAMIC_OR_STATIC}
  ${HHEADERS} ${CSOURCES}
  )

if(MSVC AND CURL_STATICLIB)
  set_target_properties(${LIB_NAME} PROPERTIES STATIC_LIBRARY_FLAGS ${CMAKE_EXE_LINKER_FLAGS})
endif()

target_link_libraries(${LIB_NAME} ${CURL_LIBS})

if(WIN32)
  add_definitions( -D_USRDLL )
endif()

set_target_properties(${LIB_NAME} PROPERTIES COMPILE_DEFINITIONS BUILDING_LIBCURL)

if(HIDES_CURL_PRIVATE_SYMBOLS)
  set_property(TARGET ${LIB_NAME} APPEND PROPERTY COMPILE_DEFINITIONS "CURL_HIDDEN_SYMBOLS")
  set_property(TARGET ${LIB_NAME} APPEND PROPERTY COMPILE_FLAGS ${CURL_CFLAG_SYMBOLS_HIDE})
endif()

# Remove the "lib" prefix since the library is already named "libcurl".
set_target_properties(${LIB_NAME} PROPERTIES PREFIX "")
set_target_properties(${LIB_NAME} PROPERTIES IMPORT_PREFIX "")

if(WIN32)
  if(NOT CURL_STATICLIB)
    # Add "_imp" as a suffix before the extension to avoid conflicting with the statically linked "libcurl.lib"
    set_target_properties(${LIB_NAME} PROPERTIES IMPORT_SUFFIX "_imp.lib")

    set_target_properties (${LIB_NAME} PROPERTIES
       DEBUG_POSTFIX "-d"
       # Note: no postfix for release variants, let user choose what style of release he wants
       # MINSIZEREL_POSTFIX "-z"
       # RELWITHDEBINFO_POSTFIX "-g"
       )
  endif()
endif()

target_include_directories(${LIB_NAME} INTERFACE
	$<INSTALL_INTERFACE:include>)

install(TARGETS ${LIB_NAME}
  EXPORT libcurl-target
  ARCHIVE DESTINATION lib
  LIBRARY DESTINATION lib
  RUNTIME DESTINATION bin
)

export(TARGETS ${LIB_NAME}
       APPEND FILE ${PROJECT_BINARY_DIR}/libcurl-target.cmake
       NAMESPACE CURL::
)

install(EXPORT libcurl-target
        FILE libcurl-target.cmake
        NAMESPACE CURL::
        DESTINATION ${CURL_INSTALL_CMAKE_DIR}
)