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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 TOOLCHAIN_PATH = $(realpath ${NACL_SDK_ROOT}/toolchain)
     40 NACL_TOOLCHAIN ?= ${TOOLCHAIN_PATH}/linux_pnacl
     41 
     42 ifeq ($(wildcard $(NACL_TOOLCHAIN)),)
     43   $(error Cannot find Native Client toolchain in "${NACL_TOOLCHAIN}")
     44 endif
     45 
     46 ifeq ($(ARCH), nacl_ia32)
     47   GYPENV = nacl_target_arch=nacl_ia32 v8_target_arch=arm v8_host_arch=ia32
     48   NACL_CC = "$(NACL_TOOLCHAIN)/bin/pnacl-clang"
     49   NACL_CXX = "$(NACL_TOOLCHAIN)/bin/pnacl-clang++"
     50   NACL_LINK = "$(NACL_TOOLCHAIN)/bin/pnacl-clang++ --pnacl-allow-native -arch x86-32"
     51 else
     52   ifeq ($(ARCH), nacl_x64)
     53     GYPENV = nacl_target_arch=nacl_x64 v8_target_arch=arm v8_host_arch=ia32
     54     NACL_CC = "$(NACL_TOOLCHAIN)/bin/pnacl-clang"
     55     NACL_CXX = "$(NACL_TOOLCHAIN)/bin/pnacl-clang++"
     56     NACL_LINK = "$(NACL_TOOLCHAIN)/bin/pnacl-clang++ --pnacl-allow-native -arch x86-64"
     57   else
     58     $(error Target architecture "${ARCH}" is not supported)
     59   endif
     60 endif
     61 
     62 # For mksnapshot host generation.
     63 GYPENV += host_os=${HOST_OS}
     64 
     65 # ICU doesn't support NaCl.
     66 GYPENV += v8_enable_i18n_support=0
     67 
     68 # Disable strict aliasing - v8 code often relies on undefined behavior of C++.
     69 GYPENV += v8_no_strict_aliasing=1
     70 
     71 NACL_MAKEFILES = $(addprefix $(OUTDIR)/Makefile.,$(NACL_BUILDS))
     72 .SECONDEXPANSION:
     73 # For some reason the $$(basename $$@) expansion didn't work here...
     74 $(NACL_BUILDS): $(NACL_MAKEFILES)
     75 	@$(MAKE) -C "$(OUTDIR)" -f Makefile.$@ \
     76 	            CC=${NACL_CC} \
     77 	            CXX=${NACL_CXX} \
     78 	            AR="$(NACL_TOOLCHAIN)/bin/pnacl-ar" \
     79 	            RANLIB="$(NACL_TOOLCHAIN)/bin/pnacl-ranlib" \
     80 	            LD="$(NACL_TOOLCHAIN)/bin/pnacl-ld" \
     81 	            LINK=${NACL_LINK} \
     82 	            BUILDTYPE=$(shell echo $(subst .,,$(suffix $@)) | \
     83 	                        python -c "print raw_input().capitalize()") \
     84 	            builddir="$(shell pwd)/$(OUTDIR)/$@"
     85 
     86 # NACL GYP file generation targets.
     87 $(NACL_MAKEFILES):
     88 	GYP_GENERATORS=make \
     89 	GYP_DEFINES="${GYPENV}" \
     90 	CC=${NACL_CC} \
     91 	CXX=${NACL_CXX} \
     92 	LINK=${NACL_LINK} \
     93 	PYTHONPATH="$(shell pwd)/tools/generate_shim_headers:$(shell pwd)/build:$(PYTHONPATH)" \
     94 	build/gyp/gyp --generator-output="${OUTDIR}" build/all.gyp \
     95 	              -Ibuild/standalone.gypi --depth=. \
     96 	              -S$(suffix $(basename $@))$(suffix $@) $(GYPFLAGS) \
     97                       -Dwno_array_bounds=-Wno-array-bounds
     98