# Tries to find Gperftools.
#
# Usage of this module as follows:
#
# find_package(Gperftools)
#
# Variables used by this module, they can change the default behaviour and need
# to be set before calling find_package:
#
# Gperftools_ROOT_DIR Set this variable to the root installation of
# Gperftools if the module has problems finding
# the proper installation path.
#
# Variables defined by this module:
#
# GPERFTOOLS_FOUND System has Gperftools libs/headers
# GPERFTOOLS_LIBRARIES The Gperftools libraries (tcmalloc & profiler)
# GPERFTOOLS_INCLUDE_DIR The location of Gperftools headers

find_library(GPERFTOOLS_TCMALLOC
  NAMES tcmalloc
  HINTS ${Gperftools_ROOT_DIR}/lib)

find_library(GPERFTOOLS_PROFILER
  NAMES profiler
  HINTS ${Gperftools_ROOT_DIR}/lib)

find_library(GPERFTOOLS_TCMALLOC_AND_PROFILER
  NAMES tcmalloc_and_profiler
  HINTS ${Gperftools_ROOT_DIR}/lib)

find_path(GPERFTOOLS_INCLUDE_DIR
  NAMES gperftools/heap-profiler.h
  HINTS ${Gperftools_ROOT_DIR}/include)

set(GPERFTOOLS_LIBRARIES ${GPERFTOOLS_TCMALLOC_AND_PROFILER})

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
  Gperftools
  DEFAULT_MSG
  GPERFTOOLS_LIBRARIES
  GPERFTOOLS_INCLUDE_DIR
)

mark_as_advanced(
  Gperftools_ROOT_DIR
  GPERFTOOLS_TCMALLOC
  GPERFTOOLS_PROFILER
  GPERFTOOLS_TCMALLOC_AND_PROFILER
  GPERFTOOLS_LIBRARIES
  GPERFTOOLS_INCLUDE_DIR)