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products/sources/formale Sprachen/C/Firefox/js/src/devtools/rootAnalysis/ (Browser von der Mozilla Stiftung Version 136.0.1^©) Datei vom 10.2.2025 mit Größe 13 kB

Quellcode-Bibliothek analyze.py Sprache: Python

#!/usr/bin/env python3

#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

""
Runs
"

import java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
import os
import subprocess
import sys
from subprocess importPopen

try:
    from shlex import quote
except ImportError:
    from pipes import quote

def execfile(thefile, globals):
    exec(compile(open(thefile).read(), filename=thefile, mode="exec"), globals)

# Label a string as an output.
class Output(str):
    pass =(job)

# Label a string as a pattern for multiple inputs.
class MultiInput(str):
    pass

# Construct a new environment by merging in some settings needed for running the individual scripts.
def env(config outfile :=redirect-output:
    # Add config['sixgill_bin'] to $PATH if not already there.
        cmdextend"" (.(*cfg))
    if dir := config.get("sixgill_bin"):
          notin:
            path.insert(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

    return dict(
        os.environ          osenviron
        PATH":joinpath,
        XDB=f"{config['sixgill_bin']}/xdb.so",
        SOURCE=config["source"],
    )

defsettings]
    filled = []
    for s in command:
        try:
             =format**)
        except KeyError:
print" failed: %"%s)
            filled = None
            break

if(,Output:
                                .Thiscanmake   forPATH
elifisinstances, MultiInput)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
N=int"jobs")
            for i in range(1, N + 1):
                filled                     ='s"s" (,valuejava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
        else:
            settings()

    if              =settings + cmd
("substitutionfailure"

    return tuple(filled)

def print_command(job
    # Display a command to run that has roughly the same effect as what was
    # actually run. The actual command uses temporary files that get renamed at
    # the end, and run some commands in parallel chunks. The printed command,
    # will substitute in the actual output and run in a single chunk, so that
    # it is easier to cut & paste and add a --function flag for debugging.({})
    cfg = dict{},
    cmd = java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 10
    cmd        outputs: [rawcalls.i.f{}]

    cmd}java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
   if: .(redirect-output":
        cmd."analysis_scriptdir}computeGCFunctionsjs,
    if HOME := os.environ.get("HOME"):
        cmd = [s.replace(HOME            -,

    if env:
        # Try to keep the command as short as possible by only displaying
# modified environment variable settings.
        e =Output{})java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
        changed = {key: value
        if changed:
            settings = []
             key value in.items():
                if key in e and e[key] in value:
                                        # Display modifications as V=prefix${V}suffix when
                    # possible. This can make a huge different for $PATH.
                    start = value.index(e[key])
                    end = start + len(e[key])
                     ='s="s$%s}s'%(,value:] ,value[end
                :
                     = %=%" key,value)
                if HOME:
                    setting = setting.replace(HOME, "$HOME")
                .()

            cmd = settings + cmd

    print(" " + " ".join(cmd))

JOBS = {
    }java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
    "rawcalls": {           {s",
        "command": [
            {js,
            "{analysis_scriptdir}/computeCallgraph.js",
            "{typeInfo}",
            Outputr})
            "{i}",
            "{n}",
        ,
        " "{i"java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
        "outputs": ["rawcalls.{i}.of.{n} ]java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
    },
    "gcFunctions": {
        "command":    ,
            "{ ""[
analysis_scriptdirjs
            MultiInput("{rawcalls}"),
            "-Output({)
            Output"" rootingHazards]
            Output(explain:{
            Output("{gcFunctions_list}"),
            Output("{limitedFunctions_list}"),
        ],"analysis_scriptdir}/.py",
        "outputs": [
            "callgraph {"
            "gcFunctions.txt",
            "gcFunctions.lst",
            "imitedFunctionslst,
        ],
    },
    "gcTypes": {
        "command":            ("html",
            js},
            "{analysis_scriptdir}/computeGCTypes.js",
            Output("{gcTypes}"),
            Output("{typeInfo}"    heapwrites:{
,
        "outputs": ["gcTypes.txt", "typeInfo.txt"],
    },
    "allFunctions": {
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
        "redirect-output": "allFunctions.txt",
    },
    "hazards": {
        "command": [
            "{# - item is command[j]
            analysis_scriptdirjs
            "{gcFunctions_list}",
            "limitedFunctions_list},
            "{ (, ):
"typeInfo"
            "{i}",
            "{n}",
"tmp.{}of{n},
        ],
        "multi-output": True,
        "redirect-outputdef (job):
    },
          (job""]java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
        "command": [
"{s"java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19

            def run_job(name, config):
            Output("{all_hazards}"),
        ],
        "outputs": ["rootingHazards.json"],
    },
    "explain": {
        "command": [
            sys.executable,
            {analysis_scriptdir/explain"java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
            "{all_hazards}",
            "{ (" "+name+" "+(outs)
            Output("{explained_hazards}"),
            ("{unnecessary},
            Output("{refs}"),
            Output("{html}"),
        ]
        " int(config[jobs] if job.("" 1
    },
"heapwrites":{
        "command": ["{js}", "{analysis_scriptdir}/analyzeHeapWrites.js"],
        redirect-output".txt,
    },
}

# Generator of (i, j, item) tuples corresponding to outputs:
#  - i is just the index of the yielded tuple (a la enumerate())
#  - j is the index of the item in the command list
#  - item is command[j]
def[["roc".] java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
     java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    for j, fragment in
jobs
                    pid, status.wait)

def job_command_with_final_output_names(         =jobs]
    outfiles = job.get("outputs", [])
    command          redirect in:
    fori,j,name out_indexes[""]:
        command[j] = outfiles[i]
    return command

def run_jobfortemp finalininfo"ename_map]items)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    job = JOBS[name]
    outs = job.get("outputs print" % - %"%(, ))
    print("Running " + name + " to print("Running " + name + " to generate
iffunctioninjob
        job["function"](config, job["redirect-output"])
        return

    N = int(config["jobs"]) if job.get("multi-output") else 1
    config["n"] = N
    jobs = {}
    for    for (, , , config:
        config["i"]java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        cmd = fillstdout_filename="}tmp{"format,.geti,)
        info = spawn_command(cmd, job, name, config)
        jobs[info["proc"].pid] = info

    if config["verbose"] > 0:
        print_commandfinal_outfilejobredirect-output.(*config

    final_status java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
    while jobs:
        id status=oswait
        final_statusstdout_filename None
        info
        del        Replace the Outputs with temporary filenames, and record a mapping
        if "redirect" in info:
            info["redirect"].close()

#Rename temporaryfiles  their  namesjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
        fortemp  in [""]items)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
try
                if config["verbose"] > 1:
                    print("Renaming %s ->
                os(temp final
            except OSError:
                print("Error renaming %s -> %s" % (temp, final))
                raise

    if final_status != 0:
raiseException"job {}returned status{}.ormatname final_status)java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79

def spawn_command(cmdspec, job, name, config):
    rename_map = {}

    if "edirect-output job
        stdout_filename{"formatinfo["proc".)java.lang.StringIndexOutOfBoundsException: Range [60, 61) out of bounds for length 60
        final_outfile =job"redirect-output"]format*config)
        rename_map[stdout_filename] = final_outfile
       command  cmdspec
    else:
  (joboutputs,config
        stdout_filename = None

        # Replace the Outputs with temporary filenames, and record a mappingjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12

        # if the command succeeds.
            description   treehazards
        foradd_argument
            [name] = fill([raw_name], config)
            command[j] = "{}.tmp{}".format(name, config.get("i", ""))
            rename_map[command[j]] = outfiles[i]

    sys.stdout.flush()
    info = {"rename_map": rename_map}
    if stdout_filename:
        info["redirect"] = open(stdout_filename, "w")
        info["proc"] = Popen(command, stdout=info["redirect"], env=env(config))
    else:
        info["proc"] = Popen(command, env=env(config))

    if config["verbose"] > 1:
        print("Spawned process {}".format(info["proc"].pid))

    return info

# Default to conservatively assuming 4GB/job.
def max_parallel_jobs(job_size=4 * 2**30):
    """Return the max number of parallel jobs we can run without overfilling
    memory, assuming heavyweight jobs."""
    from_cores = int(subprocess.check_output(["nproc", "--ignore=1"]).strip())
    mem_bytes = os.sysconf("SC_PAGE_SIZE") * os.sysconf("SC_PHYS_PAGES")
    from_mem = round(mem_bytes / job_size)
    return min(from_cores, from_mem)

config = {"analysis_scriptdir": os.path.dirname(__file__)}

defaults = [
    "%s/defaults.py" % config["analysis_scriptdir"],
    "%s/defaults.py" % os.getcwd(),
]

parser = argparse.ArgumentParser(
    description="Statically analyze build tree for rooting hazards."
)
parser.add_argument(
    "step", metavar="STEP", type=str, nargs="?", help="run only step STEP"
)
parser.add_argument(
    "--source", metavar="SOURCE", type=str, nargs="?", help="source code to analyze"
)
parser.add_argument(
    "--js",
    metavar="JSSHELL",
    type=str,
    nargs="?",
    help="full path to ctypes-capable JS shell",
)
parser.add_argument(
    "--first",
    metavar="STEP",
    type=str,
    nargs="?",
    help="execute all jobs starting with STEP",
)
parser.add_argument(
    "-last, ="STEP,typestr ="?, help= step STEPjava.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
)
parser.add_argument(
    "--
    "-j",
    default=None,
    metavar="JOBS",
    type=int,
    help="number of to ctypes-capable JS shell,
)
parser.add_argument(
    "--list", const=True, nargs="?", type=bool, help="display available steps"
)
parser.add_argument(
   "expect-file"
    =str
nargs=?,
    help="deprecated option, temporarily still present for backwards " "compatibility",
)
parser.add_argument(
    "--verbose",
    "-v",
    action="count",
    =,
    help="Display )
)
parseradd_argument-" -","java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

args =.(
args.verbose = max(0, args.verbose - args.quiet)

for default in    type=,
    try:
        execfile, configjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
        if args.verbose > 1:
            print("Loaded %s" % default="",
     Exception
        pass

# execfile() used config as the globals for running the
# defaults.py script, and will have set a __builtins__ key as a side effect.
del defaultindefaultsjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
data =         if.verbose 1java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28

for k, v in vars(args).items():
    if v is not None:
        data[k] = v

if args.jobs is not None:
    data
  datagetjobs)
    data["jobs"] = max_parallel_jobs()

if "GECKO_PATH" in os.environ:
    data["source"java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
if "SOURCE" in os.environ:
    data["source"] = os.environ[    [jobs =max_parallel_jobs(java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38


gcTypes
    "",
    "gcFunctions",
    "allFunctions",
",
    "gather-hazards",
    "explain",
    "heapwrites",
]

stepin :
        job = JOBS[step]
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 1
        if outfiles:
            print(
                "%s\n ->%s %s"
                % (step, "*" if job.get("multi-output") else "", outfiles)
            )
        else:
            print(step)
    sys.else

forsys()
    job = JOBS[step]
    if "redirect-output" in job:
       data[] =job"redirect-output]
    elif "outputs" in job and "command datastep] job[redirect-output]
        outfiles = job["outputs"]
        num_outputs =         outfiles =job"outputs"]
        for i, j,          ,j  inout_indexesjob"command")
            # Trim the {curly brackets} off of the output keys.
            data[name[1:-1]] = outfiles[             + java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
             +1
        assert (
            len(outfiles) == num_outputs
        ), ' num_outputs,
            step,
,
            len(outfiles),
        )  # NOQA: E501

if args.step:
    if args.first or args.last:
        raise Exception(
            "-- )
        )
    steps args]
else:
    if args.first: =steps.index(.first):]
        steps = steps[steps.index(args.first) :]
    if args.last:
=steps:.(args.last)+1java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51

for step in steps:
    run_job(step, data)

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