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      1 #
      2 # Copyright 2013 the V8 project authors. All rights reserved.
      3 # Redistribution and use in source and binary forms, with or without
      4 # modification, are permitted provided that the following conditions are
      5 # met:
      6 #
      7 #     * Redistributions of source code must retain the above copyright
      8 #       notice, this list of conditions and the following disclaimer.
      9 #     * Redistributions in binary form must reproduce the above
     10 #       copyright notice, this list of conditions and the following
     11 #       disclaimer in the documentation and/or other materials provided
     12 #       with the distribution.
     13 #     * Neither the name of Google Inc. nor the names of its
     14 #       contributors may be used to endorse or promote products derived
     15 #       from this software without specific prior written permission.
     16 #
     17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28 
     29 # Those definitions should be consistent with the main Makefile
     30 NACL_ARCHES = nacl_ia32 nacl_x64
     31 MODES = release debug
     32 
     33 # Generates all combinations of NACL ARCHES and MODES,
     34 # e.g. "nacl_ia32.release" or "nacl_x64.release"
     35 NACL_BUILDS = $(foreach mode,$(MODES), \
     36                    $(addsuffix .$(mode),$(NACL_ARCHES)))
     37 
     38 HOST_OS = $(shell uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')
     39 ifeq ($(HOST_OS), linux)
     40   TOOLCHAIN_DIR = linux_x86_glibc
     41 else
     42   ifeq ($(HOST_OS), mac)
     43     TOOLCHAIN_DIR = mac_x86_glibc
     44   else
     45     $(error Host platform "${HOST_OS}" is not supported)
     46   endif
     47 endif
     48 
     49 TOOLCHAIN_PATH = $(realpath ${NACL_SDK_ROOT}/toolchain)
     50 NACL_TOOLCHAIN ?= ${TOOLCHAIN_PATH}/${TOOLCHAIN_DIR}
     51 
     52 ifeq ($(ARCH), nacl_ia32)
     53   GYPENV = nacl_target_arch=nacl_ia32 v8_target_arch=arm v8_host_arch=ia32
     54   TOOLCHAIN_ARCH = x86-4.4
     55   NACL_CC = "$(NACL_TOOLCHAIN)/bin/i686-nacl-gcc"
     56   NACL_CXX = "$(NACL_TOOLCHAIN)/bin/i686-nacl-g++"
     57   NACL_LINK = "$(NACL_TOOLCHAIN)/bin/i686-nacl-g++"
     58 else
     59   ifeq ($(ARCH), nacl_x64)
     60     GYPENV = nacl_target_arch=nacl_x64 v8_target_arch=arm v8_host_arch=ia32
     61     TOOLCHAIN_ARCH = x86-4.4
     62     NACL_CC = "$(NACL_TOOLCHAIN)/bin/x86_64-nacl-gcc"
     63     NACL_CXX = "$(NACL_TOOLCHAIN)/bin/x86_64-nacl-g++"
     64     NACL_LINK = "$(NACL_TOOLCHAIN)/bin/x86_64-nacl-g++"
     65   else
     66     $(error Target architecture "${ARCH}" is not supported)
     67   endif
     68 endif
     69 
     70 ifeq ($(wildcard $(NACL_TOOLCHAIN)),)
     71   $(error Cannot find Native Client toolchain in "${NACL_TOOLCHAIN}")
     72 endif
     73 
     74 # For mksnapshot host generation.
     75 GYPENV += host_os=${HOST_OS}
     76 
     77 # ICU doesn't support NaCl.
     78 GYPENV += v8_enable_i18n_support=0
     79 
     80 # Disable strict aliasing - v8 code often relies on undefined behavior of C++.
     81 GYPENV += v8_no_strict_aliasing=1
     82 
     83 NACL_MAKEFILES = $(addprefix $(OUTDIR)/Makefile.,$(NACL_BUILDS))
     84 .SECONDEXPANSION:
     85 # For some reason the $$(basename $$@) expansion didn't work here...
     86 $(NACL_BUILDS): $(NACL_MAKEFILES)
     87 	@$(MAKE) -C "$(OUTDIR)" -f Makefile.$@ \
     88 	            CXX=${NACL_CXX} \
     89 	            LINK=${NACL_LINK} \
     90 	            BUILDTYPE=$(shell echo $(subst .,,$(suffix $@)) | \
     91 	                        python -c "print raw_input().capitalize()") \
     92 	            builddir="$(shell pwd)/$(OUTDIR)/$@"
     93 
     94 # NACL GYP file generation targets.
     95 $(NACL_MAKEFILES):
     96 	GYP_GENERATORS=make \
     97 	GYP_DEFINES="${GYPENV}" \
     98 	CC=${NACL_CC} \
     99 	CXX=${NACL_CXX} \
    100 	PYTHONPATH="$(shell pwd)/tools/generate_shim_headers:$(shell pwd)/build:$(PYTHONPATH)" \
    101 	build/gyp/gyp --generator-output="${OUTDIR}" build/all.gyp \
    102 	              -Ibuild/standalone.gypi --depth=. \
    103 	              -S$(suffix $(basename $@))$(suffix $@) $(GYPFLAGS) \
    104                       -Dwno_array_bounds=-Wno-array-bounds
    105