nuttx-apps/import/Make.defs

############################################################################
# apps/import/Make.defs
#
#   Copyright (C) 2014 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.
#
############################################################################

include $(TOPDIR)/scripts/Make.defs

# Control build verbosity
#
#   V=1,2: Enable echo of commands
#   V=2:   Enable bug/verbose options in tools and scripts

ifeq ($(V),1)
export Q :=
else
ifeq ($(V),2)
export Q :=
else
export Q := @
endif
endif

# Some defaults just to prohibit some bad behavior if for some reason they
# are not defined

OBJEXT ?= .o
LIBEXT ?= .a

# Common default definitions
#
#   PREPROCESS - Default macro to run the C pre-processor
#   COMPILE    - Default macro to compile one C file
#   COMPILEXX  - Default macro to compile one C++ file
#   ASSEMBLE   - Default macro to assemble one assembly language file

define PREPROCESS
	@echo "CPP: $1->$2"
	$(Q) $(CPP) $(CPPFLAGS) $($(strip $1)_CPPFLAGS) $1 -o $2
endef

define COMPILE
	@echo "CC: $1"
	$(Q) $(CC) -c $(CFLAGS) $($(strip $1)_CFLAGS) $1 -o $2
endef

define COMPILEXX
	@echo "CXX: $1"
	$(Q) $(CXX) -c $(CXXFLAGS) $($(strip $1)_CXXFLAGS) $1 -o $2
endef

define ASSEMBLE
	@echo "AS: $1"
	$(Q) $(CC) -c $(AFLAGS) $($(strip $1)_AFLAGS) $1 -o $2
endef

# Environment-specific definitions
#
#   DELIM    - Environment-specific file path separator
#   ARCHIVE  - Add a list of files to an archive
#   DELFILE  - Delete one file
#   DELDIR   - Delete one directory
#   MOVEFILE - Move one file
#   CLEAN    - Default clean target

ifeq ($(CONFIG_WINDOWS_NATIVE),y)

DELIM = $(strip \)

define ARCHIVE
	$(AR) $1 $(2)
endef

define DELFILE
	$(Q) if exist $1 (del /f /q $1)
endef

define DELDIR
  $(Q) if exist $(1) (rmdir /q /s $(1))
endef

define MOVEFILE
	$(Q) if exist $1 (move /Y $1 $2)
endef

define CLEAN
	$(Q) if exist *$(OBJEXT) (del /f /q *$(OBJEXT))
	$(Q) if exist *$(LIBEXT) (del /f /q *$(LIBEXT))
	$(Q) if exist *~ (del /f /q *~)
	$(Q) if exist (del /f /q  .*.swp)
endef

else

DELIM = $(strip /)

define ARCHIVE
	$(AR) $1 $(2)
endef

define DELFILE
	$(Q) rm -f $1
endef

define DELDIR
  $(Q) rm -rf $(1)
endef

define MOVEFILE
	$(Q) mv -f $1 $2
endef

define CLEAN
	$(Q) rm -f *$(OBJEXT) *$(LIBEXT) *~ .*.swp
endef

endif

# Tool related definitions
# Compiler

ifeq ($(WINTOOL),y)
  # Windows-native toolchains
  ARCHINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)$(DELIM)include}"
  ARCHXXINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)$(DELIM)include}" -isystem "${shell cygpath -w $(TOPDIR)$(DELIM)include$(DELIM)cxx}"
  ARCHCRT0OBJ = "${shell cygpath -w $(TOPDIR)$(DELIM)startup$(DELIM)crt0$(OBJEXT)}"
else
  # Linux/Cygwin-native toolchain
  ARCHINCLUDES = -I. -isystem $(TOPDIR)$(DELIM)include
  ARCHXXINCLUDES = -I. -isystem $(TOPDIR)$(DELIM)include -isystem $(TOPDIR)$(DELIM)include$(DELIM)cxx
  ARCHCRT0OBJ = $(TOPDIR)$(DELIM)startup$(DELIM)crt0$(OBJEXT)
endif

ARCHCFLAGS += -fno-common -pipe
ARCHCXXFLAGS += -fno-common -pipe

CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)

CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)

# ELF module definitions

CELFFLAGS = $(CFLAGS)
CXXELFFLAGS = $(CXXFLAGS)

# C Pre-processor

CPPFLAGS = $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
AFLAGS = $(CFLAGS) -D__ASSEMBLY__

# Linker

ifeq ($(WINTOOL),y)
  # Windows-native toolchains
  LDLIBPATH = -L "${shell cygpath -w $(APPDIR)}" -L "${shell cygpath -w $(TOPDIR)$(DELIM)libs}"
else
  # Linux/Cygwin-native toolchain
  LDLIBPATH = -L $(APPDIR) -L $(TOPDIR)$(DELIM)libs
endif

LDLIBS = -lapps -lnuttx

# Try to get the path to libgcc.a.  Of course, this only works for GCC
# toolchains.

LIBGCC = "${shell "$(CC)" $(ARCHCPUFLAGS) -print-libgcc-file-name 2>/dev/null}"
ifneq ($(LIBGCC),)
  LDLIBPATH += -L "${shell dirname $(LIBGCC)}"
  LDLIBS += -lgcc
endif

# ELF module definitions

LDELFFLAGS = -r -e _start -Bstatic
ifeq ($(WINTOOL),y)
  LDELFFLAGS += -T "${shell cygpath -w $(TOPDIR)/scripts/gnu-elf.ld}"
else
  LDELFFLAGS += -T $(TOPDIR)/scripts/gnu-elf.ld
endif