############################################################################
# fs/vfs/Make.defs
#
#   Copyright (C) 2014-2015 Gregory Nutt. All rights reserved.
#   Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
#    used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################

# If there are no file descriptors configured, then a small part of the
# logic in this directory may still apply to socket descriptors

ifeq ($(CONFIG_NFILE_DESCRIPTORS),0)
ifneq ($(CONFIG_NSOCKET_DESCRIPTORS),0)

# Socket descriptor support

CSRCS += fs_close.c fs_read.c fs_write.c fs_ioctl.c

# Support for network access using streams

ifneq ($(CONFIG_NFILE_STREAMS),0)
CSRCS += fs_fdopen.c
endif

# Support for poll() and select() (which derives from poll()

ifneq ($(CONFIG_DISABLE_POLL),y)
CSRCS += fs_poll.c fs_select.c
endif

# Support for sendfile()

ifeq ($(CONFIG_NET_SENDFILE),y)
CSRCS += fs_sendfile.c
endif

# Include vfs build support

DEPPATH += --dep-path vfs
VPATH += :vfs
endif

else

# Common file/socket descriptor support

CSRCS += fs_close.c fs_dup.c fs_dup2.c fs_fcntl.c fs_dupfd.c fs_dupfd2.c
CSRCS += fs_epoll.c fs_getfilep.c fs_ioctl.c fs_lseek.c fs_mkdir.c fs_open.c
CSRCS += fs_poll.c  fs_read.c fs_rename.c fs_rmdir.c fs_stat.c fs_statfs.c
CSRCS += fs_select.c fs_unlink.c fs_write.c

# Certain interfaces are not available if there is no mountpoint support

ifneq ($(CONFIG_DISABLE_MOUNTPOINT),y)
CSRCS += fs_fsync.c
endif

# Support for positional file access

CSRCS += fs_pread.c fs_pwrite.c

# Stream support

ifneq ($(CONFIG_NFILE_STREAMS),0)
CSRCS += fs_fdopen.c
endif

# Support for sendfile()

ifeq ($(CONFIG_NET_SENDFILE),y)
CSRCS += fs_sendfile.c
endif

# Include vfs build support

DEPPATH += --dep-path vfs
VPATH += :vfs
endif