a326fd86ed
This should have been part of https://codereview.chromium.org/1056863002/. :-/ TBR=jkummerow@chromium.org Review URL: https://codereview.chromium.org/1070593002 Cr-Commit-Position: refs/heads/master@{#27647}
119 lines
2.8 KiB
Python
Executable File
119 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2014 the V8 project authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import js2c
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import os
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import re
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import sys
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FILENAME = "src/runtime/runtime.h"
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LISTHEAD = re.compile(r"#define\s+(FOR_EACH_\w+)\((\w+)\)")
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LISTBODY = re.compile(r".*\\$")
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class Function(object):
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def __init__(self, match):
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self.name = match.group(1).strip()
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def ListMacroRe(list):
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macro = LISTHEAD.match(list[0]).group(2)
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re_string = "\s*%s\((\w+)" % macro
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return re.compile(re_string)
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def FindLists(filename):
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lists = []
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current_list = []
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mode = "SEARCHING"
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with open(filename, "r") as f:
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for line in f:
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if mode == "SEARCHING":
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match = LISTHEAD.match(line)
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if match:
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mode = "APPENDING"
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current_list.append(line)
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else:
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current_list.append(line)
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match = LISTBODY.match(line)
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if not match:
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mode = "SEARCHING"
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lists.append(current_list)
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current_list = []
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return lists
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# Detects runtime functions by parsing FILENAME.
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def FindRuntimeFunctions():
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functions = []
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lists = FindLists(FILENAME)
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for list in lists:
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function_re = ListMacroRe(list)
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for line in list:
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match = function_re.match(line)
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if match:
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functions.append(Function(match))
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return functions
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class Builtin(object):
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def __init__(self, match):
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self.name = match.group(1)
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def FindJSNatives():
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PATH = "src"
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fileslist = []
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for (root, dirs, files) in os.walk(PATH):
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for f in files:
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if f.endswith(".js"):
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fileslist.append(os.path.join(root, f))
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natives = []
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regexp = re.compile("^function (\w+)\s*\((.*?)\) {")
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matches = 0
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for filename in fileslist:
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with open(filename, "r") as f:
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file_contents = f.read()
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file_contents = js2c.ExpandInlineMacros(file_contents)
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lines = file_contents.split("\n")
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partial_line = ""
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for line in lines:
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if line.startswith("function") and not '{' in line:
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partial_line += line.rstrip()
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continue
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if partial_line:
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partial_line += " " + line.strip()
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if '{' in line:
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line = partial_line
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partial_line = ""
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else:
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continue
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match = regexp.match(line)
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if match:
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natives.append(Builtin(match))
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return natives
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def Main():
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functions = FindRuntimeFunctions()
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natives = FindJSNatives()
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errors = 0
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runtime_map = {}
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for f in functions:
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runtime_map[f.name] = 1
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for b in natives:
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if b.name in runtime_map:
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print("JS_Native/Runtime_Function name clash: %s" % b.name)
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errors += 1
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if errors > 0:
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return 1
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print("Runtime/Natives name clashes: checked %d/%d functions, all good." %
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(len(functions), len(natives)))
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return 0
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if __name__ == "__main__":
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sys.exit(Main())
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