CMake/FindLibXed.cmake

   1 find_path(LibXed_INCLUDE_DIR xed-interface.h)
   2 find_library(LibXed_LIBRARY NAMES xed)
   3
   4 if (LibXed_INCLUDE_DIR AND LibXed_LIBRARY)
   5   include(CheckCSourceRuns)
   6   set(CMAKE_REQUIRED_INCLUDES ${LibXed_INCLUDE_DIR})
   7   set(CMAKE_REQUIRED_LIBRARIES ${LibXed_LIBRARY})
   8   check_c_source_runs("
   9     #include <xed-interface.h>
  10     #include <stdlib.h>
  11     #include <string.h>
  12     int main() {
  13       const char* version = xed_get_version();
  14       if(strlen(version) < 2) {
  15         return -1;
  16       }
  17       // Format is Vxx.yy*
  18       // we're only interested in the major version number
  19       return !(atoi(version + 1) >= 10);
  20     }"
  21     LibXed_GOOD_VERSION)
  22   set(CMAKE_REQUIRED_INCLUDES)
  23   set(CMAKE_REQUIRED_LIBRARIES)
  24
  25   if (NOT LibXed_GOOD_VERSION)
  26     message(STATUS "LibXed version check failed")
  27   endif()
  28 endif()
  29
  30 include(FindPackageHandleStandardArgs)
  31 FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibXed
  32                                   DEFAULT_MSG
  33                                   LibXed_LIBRARY
  34                                   LibXed_INCLUDE_DIR
  35                                   LibXed_GOOD_VERSION)
  36 if (NOT LibXed_FOUND)
  37   message(STATUS "Using third-party bundled LibXed")
  38 else()
  39   message(STATUS "Using LibXed from: ${LibXed_LIBRARY}")
  40 endif()
  41
  42 mark_as_advanced(LibXed_INCLUDE_DIR LibXed_LIBRARY)