diff options
Diffstat (limited to 'cmake/Modules')
-rw-r--r-- | cmake/Modules/FindLibuv.cmake | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/cmake/Modules/FindLibuv.cmake b/cmake/Modules/FindLibuv.cmake new file mode 100644 index 0000000..e708225 --- /dev/null +++ b/cmake/Modules/FindLibuv.cmake @@ -0,0 +1,106 @@ +# This script is pasted from https://github.com/neovim/neovim/blob/master/cmake/FindLibUV.cmake +# +# - Try to find libuv +# Once done, this will define +# +# LIBUV_FOUND - system has libuv +# LIBUV_INCLUDE_DIRS - the libuv include directories +# LIBUV_LIBRARIES - link these to use libuv +# +# Set the LIBUV_USE_STATIC variable to specify if static libraries should +# be preferred to shared ones. + +if(NOT USE_BUNDLED_LIBUV) + find_package(PkgConfig) + if (PKG_CONFIG_FOUND) + pkg_check_modules(PC_LIBUV QUIET libuv) + endif() +else() + set(PC_LIBUV_INCLUDEDIR) + set(PC_LIBUV_INCLUDE_DIRS) + set(PC_LIBUV_LIBDIR) + set(PC_LIBUV_LIBRARY_DIRS) + set(LIMIT_SEARCH NO_DEFAULT_PATH) +endif() + +find_path(LIBUV_INCLUDE_DIR uv.h + HINTS ${PC_LIBUV_INCLUDEDIR} ${PC_LIBUV_INCLUDE_DIRS} + ${LIMIT_SEARCH}) + +# If we're asked to use static linkage, add libuv.a as a preferred library name. +if(LIBUV_USE_STATIC) + list(APPEND LIBUV_NAMES + "${CMAKE_STATIC_LIBRARY_PREFIX}uv${CMAKE_STATIC_LIBRARY_SUFFIX}") +endif(LIBUV_USE_STATIC) + +list(APPEND LIBUV_NAMES uv) + +find_library(LIBUV_LIBRARY NAMES ${LIBUV_NAMES} + HINTS ${PC_LIBUV_LIBDIR} ${PC_LIBUV_LIBRARY_DIRS} + ${LIMIT_SEARCH}) + +mark_as_advanced(LIBUV_INCLUDE_DIR LIBUV_LIBRARY) + +if(PC_LIBUV_LIBRARIES) + list(REMOVE_ITEM PC_LIBUV_LIBRARIES uv) +endif() + +set(LIBUV_LIBRARIES ${LIBUV_LIBRARY} ${PC_LIBUV_LIBRARIES}) +set(LIBUV_INCLUDE_DIRS ${LIBUV_INCLUDE_DIR}) + +# Deal with the fact that libuv.pc is missing important dependency information. + +include(CheckLibraryExists) + +check_library_exists(dl dlopen "dlfcn.h" HAVE_LIBDL) +if(HAVE_LIBDL) + list(APPEND LIBUV_LIBRARIES dl) +endif() + +check_library_exists(kstat kstat_lookup "kstat.h" HAVE_LIBKSTAT) +if(HAVE_LIBKSTAT) + list(APPEND LIBUV_LIBRARIES kstat) +endif() + +check_library_exists(kvm kvm_open "kvm.h" HAVE_LIBKVM) +if(HAVE_LIBKVM AND NOT CMAKE_SYSTEM_NAME STREQUAL "OpenBSD") + list(APPEND LIBUV_LIBRARIES kvm) +endif() + +check_library_exists(nsl gethostbyname "nsl.h" HAVE_LIBNSL) +if(HAVE_LIBNSL) + list(APPEND LIBUV_LIBRARIES nsl) +endif() + +check_library_exists(perfstat perfstat_cpu "libperfstat.h" HAVE_LIBPERFSTAT) +if(HAVE_LIBPERFSTAT) + list(APPEND LIBUV_LIBRARIES perfstat) +endif() + +check_library_exists(rt clock_gettime "time.h" HAVE_LIBRT) +if(HAVE_LIBRT) + list(APPEND LIBUV_LIBRARIES rt) +endif() + +check_library_exists(sendfile sendfile "" HAVE_LIBSENDFILE) +if(HAVE_LIBSENDFILE) + list(APPEND LIBUV_LIBRARIES sendfile) +endif() + +if(WIN32) + # check_library_exists() does not work for Win32 API calls in X86 due to name + # mangling calling conventions + list(APPEND LIBUV_LIBRARIES iphlpapi) + list(APPEND LIBUV_LIBRARIES psapi) + list(APPEND LIBUV_LIBRARIES userenv) + list(APPEND LIBUV_LIBRARIES ws2_32) +endif() + +include(FindPackageHandleStandardArgs) + +# handle the QUIETLY and REQUIRED arguments and set LIBUV_FOUND to TRUE +# if all listed variables are TRUE +find_package_handle_standard_args(LibUV DEFAULT_MSG + LIBUV_LIBRARY LIBUV_INCLUDE_DIR) + +mark_as_advanced(LIBUV_INCLUDE_DIR LIBUV_LIBRARY) |