Add simple NaCl gamepad example

native_client_sdk/src/examples/gamepad/Makefile

+# Copyright (c) 2012 The Native Client 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
+#
+
+#
+# Project information
+#
+# These variables store project specific settings for the project name
+# build flags, files to copy or install.  In the examples it is typically
+# only the list of sources and project name that will actually change and
+# the rest of the makefile is boilerplate for defining build rules.
+#
+PROJECT:=gamepad
+CXX_SOURCES:=gamepad.cc gamepad_module.cc
+COPY_FILES:=gamepad.html gamepad.nmf
+LDFLAGS:=-lppapi_cpp -lppapi
+
+
+#
+# Get pepper directory for toolchain and includes.
+#
+# If PEPPER_ROOT is not set, then assume it can be found a two directories up,
+# from the default example directory location.
+#
+THIS_MAKEFILE:=$(abspath $(lastword $(MAKEFILE_LIST)))
+PEPPER_ROOT?=$(abspath $(dir $(THIS_MAKEFILE))../..)
+
+# Project Build flags
+DEFINES:=
+INCLUDES:=
+WARNINGS:=-Wno-long-long -Wall -Wswitch-enum -pedantic -Werror
+CXXFLAGS:=-pthread -std=gnu++98 $(WARNINGS) $(DEFINES) $(INCLUDES)
+
+#
+# Compute tool paths
+#
+#
+OSNAME:=$(shell python $(PEPPER_ROOT)/tools/getos.py)
+TC_PATH:=$(abspath $(PEPPER_ROOT)/toolchain/$(OSNAME)_x86_newlib)
+CC:=$(TC_PATH)/bin/i686-nacl-gcc
+CXX:=$(TC_PATH)/bin/i686-nacl-g++
+STRIP:=$(TC_PATH)/bin/i686-nacl-strip
+
+#
+# Create shell aliases
+#
+# Create Python based aliases for common shell commands like copy or move.
+#
+COPY = python $(PEPPER_ROOT)/tools/oshelpers.py cp
+MKDIR = python $(PEPPER_ROOT)/tools/oshelpers.py mkdir
+RM = python $(PEPPER_ROOT)/tools/oshelpers.py rm
+MV = python $(PEPPER_ROOT)/tools/oshelpers.py mv
+
+#
+# Disable DOS PATH warning when using Cygwin based tools Windows
+#
+CYGWIN ?= nodosfilewarning
+export CYGWIN
+
+#
+# Define a macro for copying files to the configuration directory
+#
+# Copys a source file to the destination directory, removing the base path
+# from the source.  Adds a dependency to the destination directory in case it
+# needs to be created.
+#
+# $(1) = Source file
+# $(2) = Destination directory
+define FILE_COPY
+$(2)/$(notdir $(1)) : $(1) | $(2)
+        $(COPY) $(1) $(2)
+$(2)_COPIES+=$(2)/$(notdir $(1))
+endef
+
+
+# Declare the ALL target first, to make the 'all' target the default build
+all: DEBUG RELEASE
+
+
+#
+# Debug Build rules.
+#
+DEBUG_x86_32_FLAGS:=-m32 -O0 -g
+DEBUG_x86_64_FLAGS:=-m64 -O0 -g
+DEBUG_x86_32_OBJS:=$(patsubst %.cc,DBG/x86_32/%.o,$(CXX_SOURCES))
+DEBUG_x86_64_OBJS:=$(patsubst %.cc,DBG/x86_64/%.o,$(CXX_SOURCES))
+
+# Create DBG configuration directories
+DBG:
+        $(MKDIR) -p $@
+
+DBG/x86_32:
+        $(MKDIR) -p $@
+
+DBG/x86_64:
+        $(MKDIR) -p $@
+
+# Copy all files to that config
+$(foreach src,$(COPY_FILES),$(eval $(call FILE_COPY,$(src),DBG)))
+
+# Include generated dependencies
+-include DBG/x86_32/*.d
+-include DBG/x86_64/*.d
+
+# Define compile rule for all 32 bit debug objects
+DBG/x86_32/%.o : %.cc $(THIS_MAKE) | DBG/x86_32
+        $(CXX) -o $@ -c $< $(DEBUG_x86_32_FLAGS) $(CXXFLAGS) -MMD -MF $@.d
+
+# Define compile rule for all 64 bit debug objects
+DBG/x86_64/%.o : %.cc $(THIS_MAKE) | DBG/x86_64
+        $(CXX) -o $@ -c $< $(DEBUG_x86_64_FLAGS) $(CXXFLAGS)
+
+# Define Link rule for 32 bit debug NEXE
+DBG/$(PROJECT)_x86_32.nexe : $(DEBUG_x86_32_OBJS)
+        $(CXX) -o $@ $^ $(DEBUG_x86_32_FLAGS) $(LDFLAGS)
+
+# Define Link rule for 64 bit debug NEXE
+DBG/$(PROJECT)_x86_64.nexe : $(DEBUG_x86_64_OBJS)
+        $(CXX) -o $@ $^ $(DEBUG_x86_64_FLAGS) $(LDFLAGS)
+
+# Define a DEBUG alias to build the debug version
+.PHONY : DEBUG RUN_DEBUG
+DEBUG : DBG/$(PROJECT)_x86_32.nexe DBG/$(PROJECT)_x86_64.nexe $(DBG_COPIES)
+
+# Define a RUN_DEBUG alias to build and server the DEBUG version
+RUN_DEBUG: DEBUG
+        cd DBG && python ../../httpd.py
+
+
+#
+# Release build rules.
+#
+RELEASE_x86_32_FLAGS:=-m32 -O2 -g
+RELEASE_x86_64_FLAGS:=-m64 -O2 -g
+RELEASE_x86_32_OBJS:=$(patsubst %.cc,REL/x86_32/%.o,$(CXX_SOURCES))
+RELEASE_x86_64_OBJS:=$(patsubst %.cc,REL/x86_64/%.o,$(CXX_SOURCES))
+
+REL:
+        $(MKDIR) -p $@
+
+REL/x86_32:
+        $(MKDIR) -p $@
+
+REL/x86_64:
+        $(MKDIR) -p $@
+
+# Copy all files to that config
+$(foreach src,$(COPY_FILES),$(eval $(call FILE_COPY,$(src),REL)))
+
+# Include generated dependencies
+-include REL/x86_32/*.d
+-include REL/x86_64/*.d
+
+# Define compile rule for all 32 bit debug objects
+REL/x86_32/%.o : %.cc $(THIS_MAKE) | REL/x86_32
+        $(CXX) -o $@ -c $< $(RELEASE_x86_32_FLAGS) $(CXXFLAGS) -MMD -MF $@.d
+
+# Define compile rule for all 64 bit debug objects
+REL/x86_64/%.o : %.cc $(THIS_MAKE) | REL/x86_64
+        $(CXX) -o $@ -c $< $(RELEASE_x86_64_FLAGS) $(CXXFLAGS)
+
+# Define Link rule for 32 bit optimized and stripped NEXE
+REL/$(PROJECT)_x86_32.nexe : $(RELEASE_x86_32_OBJS)
+        $(CXX) -o $@.unstripped $^ $(RELEASE_x86_32_FLAGS) $(LDFLAGS)
+        $(STRIP) $< -o $@
+
+# Define Link rule for 64 bit optimized and stripped NEXE
+REL/$(PROJECT)_x86_64.nexe : $(RELEASE_x86_64_OBJS)
+        $(CXX) -o $@.unstripped $^ $(RELEASE_x86_64_FLAGS) $(LDFLAGS)
+        $(STRIP) $@.unstripped -o $@
+
+# Define a RELEASE alias to build the debug version
+.PHONY : RELEASE RUN_RELEASE
+RELEASE : REL/$(PROJECT)_x86_32.nexe REL/$(PROJECT)_x86_64.nexe $(REL_COPIES)
+
+# Define a RUN_RELEASE alias to build and server the RELEASE version
+RUN_RELEASE: RELEASE
+        cd REL && python ../../httpd.py