+++ /dev/null
-# This file is part of NIT ( http://www.nitlanguage.org )
-#
-# Copyright 2014 Johan Kayser <kayser.johan@gmail.com>
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Compile program for the PNaCl platform
-module pnacl_platform
-
-import platform
-import abstract_compiler
-
-redef class ToolContext
- redef fun platform_from_name(name)
- do
- if name == "pnacl" then return new PnaclPlatform
- return super
- end
-end
-
-class PnaclPlatform
- super Platform
-
- redef fun supports_libunwind do return false
-
- redef fun no_main do return true
-
- redef fun toolchain(toolcontext) do return new PnaclToolchain(toolcontext)
-end
-
-class PnaclToolchain
- super MakefileToolchain
-
- redef fun write_files(compiler, compile_dir, cfiles)
- do
- var app_name = compiler.mainmodule.name
-
- # create compile_dir
- var dir = compile_dir
- if not dir.file_exists then dir.mkdir
-
- # compile normal C files
- super(compiler, compile_dir, cfiles)
-
- # Gather extra C files generated elsewhere than in super
- for f in compiler.extern_bodies do
- if f isa ExternCFile then cfiles.add(f.filename.basename(""))
- end
-
- # Outname
- var outname = toolcontext.opt_output.value
- if outname == null then outname = "{compiler.mainmodule.name}"
-
- var ofiles = new Array[String]
- for cfile in cfiles do ofiles.add(cfile.substring(0, cfile.length-2) + ".o")
-
- ## Generate makefile
- var file = "{dir}/Makefile"
- """
-# This file was generated by Nit, any modification will be lost.
-
-# Get pepper directory for toolchain and includes.
-#
-# If NACL_SDK_ROOT is not set, then assume it can be found five directories up.
-#
-THIS_MAKEFILE := $(abspath $(lastword $(MAKEFILE_LIST)))
-NACL_SDK_ROOT ?= $(abspath $(dir $(THIS_MAKEFILE))../../../..)
-
-# Project Build flags
-WARNINGS := -Wno-long-long -Wno-unused-value -Wno-unused-label -Wno-duplicate-decl-specifier -Wno-switch -Wno-embedded-directive
-CXXFLAGS := -pthread $(WARNINGS)
-
-CXXFLAGS += -g -O0 # Debug
-# CXXFLAGS += -O3 # Release
-
-#
-# Compute tool paths
-#
-GETOS := python $(NACL_SDK_ROOT)/tools/getos.py
-OSHELPERS = python $(NACL_SDK_ROOT)/tools/oshelpers.py
-OSNAME := $(shell $(GETOS))
-
-PNACL_TC_PATH := $(abspath $(NACL_SDK_ROOT)/toolchain/$(OSNAME)_pnacl)
-PNACL_CXX := $(PNACL_TC_PATH)/bin/pnacl-clang
-PNACL_FINALIZE := $(PNACL_TC_PATH)/bin/pnacl-finalize
-CXXFLAGS += -I$(NACL_SDK_ROOT)/include -I$(NACL_SDK_ROOT)/include/pnacl
-LDFLAGS := -L$(NACL_SDK_ROOT)/lib/pnacl/Release -lppapi_cpp -lppapi -lm
-
-#
-# Disable DOS PATH warning when using Cygwin based tools Windows
-#
-CYGWIN ?= nodosfilewarning
-export CYGWIN
-
-# Declare the ALL target first, to make the 'all' target the default build
-all: ../{{{outname}}}/{{{app_name}}}.pexe
-
-.c.o:
- $(PNACL_CXX) -c $< -g -O0 $(CXXFLAGS)
-
-{{{app_name}}}.pexe: {{{ofiles.join(" ")}}}
- $(PNACL_CXX) -o $@ $^ $(LDFLAGS)
-
-../{{{outname}}}/{{{app_name}}}.pexe: {{{app_name}}}.pexe
- $(PNACL_FINALIZE) -o $@ $<
- """.write_to_file(file)
-
- ### generate the minimal index.html
- if not outname.file_exists then outname.mkdir
- file = "{outname}/index.html"
-
- if not file.file_exists then """
-<!DOCTYPE html>
-<html>
- <!--
- This file was generated by Nit, any modification will be lost.
- -->
-<head>
- <title>{{{app_name}}}</title>
- <script src="js/pnacl_js.js"></script>
-</head>
-<body onload="pageDidLoad()">
- <h1>PNaCl : Minimal HTML for {{{app_name}}}</h1>
- <p>
- <!--
- Load the published pexe.
- Note: Since this module does not use any real-estate in the browser, its
- width and height are set to 0.
-
- Note: The <embed> element is wrapped inside a <div>, which has both a 'load'
- and a 'message' event listener attached. This wrapping method is used
- instead of attaching the event listeners directly to the <embed> element to
- ensure that the listeners are active before the NaCl module 'load' event
- fires. This also allows you to use PPB_Messaging.PostMessage() (in C) or
- pp::Instance.PostMessage() (in C++) from within the initialization code in
- your module.
- -->
- <div id="listener">
- <script type="text/javascript">
- var listener = document.getElementById('listener');
- listener.addEventListener('load', moduleDidLoad, true);
- listener.addEventListener('message', handleMessage, true);
- </script>
-
- <embed id="{{{app_name}}}"
- width=0 height=0
- src="{{{app_name}}}.nmf"
- type="application/x-pnacl" />
- </div>
- </p>
- <h2>Status <code id="statusField">NO-STATUS</code></h2>
-</body>
-</html>
- """.write_to_file(file)
-
- ### generate pnacl_js.js in a folder named 'js'
- dir = "{outname}/js/"
- if not dir.file_exists then dir.mkdir
- file = "{dir}/pnacl_js.js"
- if not file.file_exists then """
-// This file was generated by Nit, any modification will be lost.
-
-{{{app_name}}}Module = null; // Global application object.
-statusText = 'NO-STATUS';
-
-// Indicate load success.
-function moduleDidLoad() {
- {{{app_name}}}Module = document.getElementById('{{{app_name}}}');
- updateStatus('SUCCESS');
- // Send a message to the Native Client module like that
- //{{{app_name}}}Module.postMessage('Hello World');
-}
-
-// The 'message' event handler. This handler is fired when the NaCl module
-// posts a message to the browser by calling PPB_Messaging.PostMessage()
-// (in C) or pp::Instance.PostMessage() (in C++). This implementation
-// simply displays the content of the message in an alert panel.
-function handleMessage(message_event) {
- console.log(message_event.data);
-}
-
-// If the page loads before the Native Client module loads, then set the
-// status message indicating that the module is still loading. Otherwise,
-// do not change the status message.
-function pageDidLoad() {
- if ({{{app_name}}}Module == null) {
- updateStatus('LOADING...');
- } else {
- // It's possible that the Native Client module onload event fired
- // before the page's onload event. In this case, the status message
- // will reflect 'SUCCESS', but won't be displayed. This call will
- // display the current message.
- updateStatus();
- }
-}
-
-// Set the global status message. If the element with id 'statusField'
-// exists, then set its HTML to the status message as well.
-// opt_message The message test. If this is null or undefined, then
-// attempt to set the element with id 'statusField' to the value of
-// |statusText|.
-function updateStatus(opt_message) {
- if (opt_message)
- statusText = opt_message;
- var statusField = document.getElementById('statusField');
- if (statusField) {
- statusField.innerHTML = statusText;
- }
-}
- """.write_to_file(file)
-
- ### generate the manifest file : app_name.nmf
- # used to point the HTML to the Native Client module
- # and optionally provide additional commands to the PNaCl translator in Chrome
- file = "{outname}/{app_name}.nmf"
- """
-{
- "program": {
- "portable": {
- "pnacl-translate": {
- "url": "{{{app_name}}}.pexe"
- }
- }
- }
-}
- """.write_to_file(file)
- end
-
- redef fun write_makefile(compiler, compile_dir, cfiles)
- do
- # Do nothing, already done in `write_files`
- end
-
- redef fun compile_c_code(compiler, compile_dir)
- do
- # Generate the pexe
- toolcontext.exec_and_check(["make", "-C", compile_dir, "-j", "4"], "PNaCl project error")
- end
-end
nitlanguage / nit.git / blobdiff