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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# GNU Make based build file. For details on GNU Make see:
# http://www.gnu.org/software/make/manual/make.html
#
#
#
# Macros for TOOLS
#
# We use the C++ compiler for everything and then use the -Wl,-as-needed flag
# in the linker to drop libc++ unless it's actually needed.
#
HOST_CC?=cl.exe /nologo /WX
HOST_CXX?=cl.exe /nologo /EHsc /WX
HOST_LINK?=link.exe /nologo
HOST_LIB?=lib.exe /nologo
ifeq ('Debug','$(CONFIG)')
WIN_OPT_FLAGS?=/Od /MTd /Z7
else
WIN_OPT_FLAGS?=/O2 /MT /Z7
endif
WIN_FLAGS?=-D WIN32 -D _WIN32 -D PTW32_STATIC_LIB
#
# Individual Macros
#
# $1 = Source Name
# $2 = Compile Flags
#
define C_COMPILER_RULE
$(OUTDIR)/$(basename $(1)).o : $(1) $(TOP_MAKE) | $(OUTDIR)
$(HOST_CC) /Fo$$@ /c $$< $(WIN_OPT_FLAGS) $(2) $(WIN_FLAGS)
endef
define CXX_COMPILER_RULE
$(OUTDIR)/$(basename $(1)).o : $(1) $(TOP_MAKE) | $(OUTDIR)
$(HOST_CXX) /Fo$$@ -c $$< $(WIN_OPT_FLAGS) $(2) $(WIN_FLAGS)
endef
# $1 = Source Name
# $2 = POSIX Compile Flags (unused)
# $3 = VC Compile Flags
#
define COMPILE_RULE
ifeq ('.c','$(suffix $(1))')
$(call C_COMPILER_RULE,$(1),$(3) $(foreach inc,$(INC_PATHS),/I$(inc)))
else
$(call CXX_COMPILER_RULE,$(1),$(3) $(foreach inc,$(INC_PATHS),/I$(inc)))
endif
endef
#
# LIB Macro
#
# $1 = Target Name
# $2 = List of Sources
#
#
define LIB_RULE
all:$(NACL_SDK_ROOT)/lib/$(OSNAME)_host/$(CONFIG)/$(1).lib
$(NACL_SDK_ROOT)/lib/$(OSNAME)_host/$(CONFIG)/$(1).lib : $(foreach src,$(2),$(OUTDIR)/$(basename $(src)).o)
$(MKDIR) -p $(dir $$@)
$(HOST_LIB) $$@ $$^ $(WIN_LDFLAGS)
endef
#
# Link Macro
#
# $1 = Target Name
# $2 = List of inputs
# $3 = List of libs
# $4 = List of deps
# $5 = List of lib dirs
# $6 = Other Linker Args
#
define LINKER_RULE
all: $(1)
$(1) : $(2) $(4)
$(HOST_LINK) /DLL /OUT:$(1) /PDB:$(1).pdb $(2) /DEBUG $(foreach path,$(5),/LIBPATH:$(path)) $(foreach lib,$(3),$(lib.lib)) $(6)
endef
#
# Link Macro
#
# $1 = Target Name
# $2 = List of Sources
# $3 = List of LIBS
# $4 = List of DEPS
# $5 = POSIX Linker Switches
# $6 = VC Linker Switches
#
define LINK_RULE
$(call LINKER_RULE,$(OUTDIR)/$(1)$(HOST_EXT),$(foreach src,$(2),$(OUTDIR)/$(basename $(src)).o),$(3),$(4),$(LIB_PATHS),$(6))
endef
#
# NMF Manifiest generation
#
# Use the python script create_nmf to scan the binaries for dependencies using
# objdump. Pass in the (-L) paths to the default library toolchains so that we
# can find those libraries and have it automatically copy the files (-s) to
# the target directory for us.
#
# $1 = Target Name (the basename of the nmf
# $2 = Additional create_nmf.py arguments
#
NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py
define NMF_RULE
NMF_LIST+=$(OUTDIR)/$(1).nmf
$(OUTDIR)/$(1).nmf : $(OUTDIR)/$(1)$(HOST_EXT)
@echo "Host Toolchain" > $$@
endef
all : $(LIB_LIST) $(DEPS_LIST) $(NMF_LIST)
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