ceph/cmake/modules/Findexpat.cmake

# - Find expat
# Find the native EXPAT headers and libraries.
#
#  EXPAT_INCLUDE_DIRS - where to find expat.h, etc.
#  EXPAT_LIBRARIES    - List of libraries when using expat.
#  EXPAT_FOUND        - True if expat found.

# Look for the header file.
FIND_PATH(EXPAT_INCLUDE_DIR NAMES expat.h)

# Look for the library.
FIND_LIBRARY(EXPAT_LIBRARY NAMES expat)

# handle the QUIETLY and REQUIRED arguments and set EXPAT_FOUND to TRUE if 
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(expat DEFAULT_MSG EXPAT_LIBRARY EXPAT_INCLUDE_DIR)

# Copy the results to the output variables.
IF(EXPAT_FOUND)
  SET(EXPAT_LIBRARIES ${EXPAT_LIBRARY})
  SET(EXPAT_INCLUDE_DIRS ${EXPAT_INCLUDE_DIR})
ELSE(EXPAT_FOUND)
  SET(EXPAT_LIBRARIES)
  SET(EXPAT_INCLUDE_DIRS)
ENDIF(EXPAT_FOUND)

MARK_AS_ADVANCED(EXPAT_INCLUDE_DIR EXPAT_LIBRARY)