# - Check if the system has the specified type

# CHECK_HEADER_DIRENT (HEADER1 HEARDER2 ...)

#

#  HEADER - the header(s) where the prototype should be declared

#

# The following variables may be set before calling this macro to

# modify the way the check is run:

#

#  CMAKE_REQUIRED_FLAGS = string of compile command line flags

#  CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)

#  CMAKE_REQUIRED_INCLUDES = list of include directories

# Copyright (c) 2009, Michihiro NAKAJIMA

#

# Redistribution and use is allowed according to the terms of the BSD license.

# For details see the accompanying COPYING-CMAKE-SCRIPTS file.

INCLUDE(CheckTypeExists)

MACRO (CHECK_HEADER_DIRENT)

  CHECK_TYPE_EXISTS("DIR *" dirent.h     HAVE_DIRENT_H)

  IF(NOT HAVE_DIRENT_H)

    CHECK_TYPE_EXISTS("DIR *" sys/ndir.h  HAVE_SYS_NDIR_H)

    IF(NOT HAVE_SYS_NDIR_H)

      CHECK_TYPE_EXISTS("DIR *" ndir.h      HAVE_NDIR_H)

      IF(NOT HAVE_NDIR_H)

        CHECK_TYPE_EXISTS("DIR *" sys/dir.h   HAVE_SYS_DIR_H)

      ENDIF(NOT HAVE_NDIR_H)

    ENDIF(NOT HAVE_SYS_NDIR_H)

  ENDIF(NOT HAVE_DIRENT_H)

ENDMACRO (CHECK_HEADER_DIRENT)