Date: Sunday, April 15, 2018 @ 14:12:47 Author: heftig Revision: 316347
archrelease: copy trunk to community-x86_64 Added: eclipse/repos/community-x86_64/ eclipse/repos/community-x86_64/PKGBUILD (from rev 316346, eclipse/trunk/PKGBUILD) eclipse/repos/community-x86_64/commonify (from rev 316346, eclipse/trunk/commonify) -----------+ PKGBUILD | 98 +++++++++++++++++++++++++++++++++++++ commonify | 157 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 255 insertions(+) Copied: eclipse/repos/community-x86_64/PKGBUILD (from rev 316346, eclipse/trunk/PKGBUILD) =================================================================== --- community-x86_64/PKGBUILD (rev 0) +++ community-x86_64/PKGBUILD 2018-04-15 14:12:47 UTC (rev 316347) @@ -0,0 +1,98 @@ +# $Id$ +# Maintainer: Jan Alexander Steffens (heftig) <jan.steff...@gmail.com> +# Contributor: Ionut Biru <ib...@archlinux.org> +# Contributor: Paul Mattal <p...@archlinux.org> +# Contributor: Andrew Wright <andr...@photism.org> +# Contributor: Andreas W. Hauser <andy-...@splashground.de> +# Contributor: Marco Crosio <marco.cro...@gmail.com> + +pkgbase=eclipse +pkgname=(eclipse-{common,java,jee,cpp,php,javascript}) +pkgver=4.7.3.a +pkgrel=1 +_release=oxygen-3a +pkgdesc="Highly extensible IDE" +license=(EPL) +arch=(x86_64) +url="https://eclipse.org" +makedepends=(python3) +options=(!emptydirs) +source=(commonify) +noextract=() + +for _pkg in ${pkgname[@]}; do + [[ $_pkg == 'eclipse-common' ]] && continue + source+=(http://ftp-stud.fht-esslingen.de/pub/Mirrors/eclipse/technology/epp/downloads/release/${_release/-//}/$_pkg-$_release-linux-gtk-x86_64.tar.gz) + noextract+=($_pkg-$_release-linux-gtk-x86_64.tar.gz) + eval "package_$_pkg() { _package $_pkg; }" +done + +sha256sums=('da1eaf6239cb0c2b5009cd8c261e96e7b17a7536b12fe60fcb1e903f5e67dbdc' + '35325e7bd5e2b9149c844bc9fbbc9fb04a69e3c46515997a003c15509d3cfe54' + 'ca2146c31587c41200408ba509f617df3c1a9831c9886c7abcfebbaf94a59408' + '82e790efa5c02a7447506c85a138a2cef4fae815201c157480d630da1a55d5d9' + 'e991ed63ffed013729977175318ecd7945d0a16e3026cce0256e45e8c89b9632' + 'afc9a897736c6e4ad8199a7e7733363cf91569e8dde8e21e24c859577fc35c32') + +prepare() { + local pkg + for pkg in ${pkgname[@]}; do + mkdir $pkg + [[ $pkg == eclipse-common ]] && continue + bsdtar -xf "$pkg-$_release-linux-gtk-x86_64.tar.gz" -C $pkg --strip-components 1 + done +} + +build() { + mkdir eclipse-common/dropins + touch eclipse-common/dropins/.keep + ./commonify --identical ${pkgname[@]} +} + +package_eclipse-common() { + pkgdesc+=" (common files)" + depends=("java-environment>=8" webkit2gtk unzip) + + install -d "$pkgdir/usr/lib" + cp -a eclipse-common "$pkgdir/usr/lib/eclipse" + + install -D /dev/stdin "$pkgdir/usr/bin/eclipse" <<END +#!/bin/bash +export ECLIPSE_HOME=/usr/lib/eclipse +exec \$ECLIPSE_HOME/eclipse "\$@" +END + + install -Dm644 /dev/stdin "$pkgdir/usr/share/applications/eclipse.desktop" <<END +[Desktop Entry] +Name=Eclipse +Comment=A Java Development Environment +Icon=eclipse +Exec=eclipse +Terminal=false +Type=Application +Categories=Development;IDE;Java; +StartupNotify=true +END + + local i + for i in 16 32 48 256; do + install -Dm644 eclipse-common/plugins/org.eclipse.platform_*/eclipse$i.png \ + "$pkgdir/usr/share/icons/hicolor/${i}x$i/apps/eclipse.png" + done +} + +_package() { + local variant=${1#eclipse-} + pkgdesc+=" (${variant^^} variant)" + depends=(eclipse-common) + provides=("eclipse=$pkgver-$pkgrel") + conflicts=(eclipse) + + case $variant in + java) replaces=(eclipse) ;; + cpp) replaces=(eclipse-cdt) ;; + esac + + install -d "$pkgdir/usr/lib" + cp -a $1 "$pkgdir/usr/lib/eclipse" +} Copied: eclipse/repos/community-x86_64/commonify (from rev 316346, eclipse/trunk/commonify) =================================================================== --- community-x86_64/commonify (rev 0) +++ community-x86_64/commonify 2018-04-15 14:12:47 UTC (rev 316347) @@ -0,0 +1,157 @@ +#!/usr/bin/env python3 +from argparse import ArgumentParser +from asyncio.subprocess import DEVNULL, PIPE +from asyncio import (get_event_loop, gather, BoundedSemaphore, create_subprocess_exec, + IncompleteReadError) +from enum import Enum, auto +from logging import getLogger, basicConfig, INFO +from os import cpu_count +from pathlib import Path +from sys import exit + + +logger = getLogger(__name__) + + +class Mode(Enum): + identical = auto() + nonconflicting = auto() + + +def parse_args(args=None): + parser = ArgumentParser(description='Extract common files.') + + modes = parser.add_mutually_exclusive_group(required=True) + for m in Mode: + modes.add_argument(f'--{m.name}', dest='mode', action='store_const', const=m, + help=f'extract {m.name} common files') + + parser.add_argument('-n', '--dry-run', action='store_true', help='Dry run (do nothing)') + parser.add_argument('common_dir', metavar='COMMON_DIR', + help='common files directory to move to') + parser.add_argument('targets', nargs='+', metavar='INPUT_DIR', help='directory to move from') + + return parser.parse_args(args) + + +class bounded_exec: + semaphore = BoundedSemaphore(value=cpu_count() + 1) + + def __init__(self, *args, **kwargs): + self.args = args + self.kwargs = kwargs + + async def __aenter__(self): + await self.semaphore.acquire() + p = self.process = await create_subprocess_exec(*self.args, **self.kwargs) + return p + + async def __aexit__(self, exc_type, exc, tb): + p = self.process + if p.returncode is None: + try: + p.kill() + except: + pass + await p.wait() + self.semaphore.release() + + +class DiffError(RuntimeError): + pass + + +async def diff(file1, file2): + async with bounded_exec('diff', '-q', str(file1), str(file2), + stdin=DEVNULL, stdout=DEVNULL, stderr=DEVNULL) as p: + ret = await p.wait() + + if ret != 0: + raise DiffError() + + +async def identical(files): + if len(files) < 2: + return True + first, *rest = files + fut = gather(*[diff(first, f) for f in rest]) + try: + await fut + except DiffError as e: + return False + else: + return True + finally: + fut.cancel() + +def commonify_file(common_file, files): + common_file.parent.mkdir(parents=True, exist_ok=True) + first, *rest = files + first.rename(common_file) + for f in rest: + f.unlink() + + +async def commonify_identical(common_file, files, *, dry_run=False): + if await identical(files): + if not dry_run: + commonify_file(common_file, files) + return 1 + else: + logger.info('Divergent file: %s', common_file) + return 0 + + +async def find_files(path): + async with bounded_exec('find', str(path), '-type', 'f', '-print0', + stdin=DEVNULL, stdout=PIPE, stderr=DEVNULL) as p: + while True: + try: + line = await p.stdout.readuntil(b'\x00') + except IncompleteReadError as e: + line = e.partial + if not line: + break + raise + yield Path(line[:-1].decode()) + + +async def scan(target, files_targetfiles): + n = 0 + async for f in find_files(target): + files_targetfiles.setdefault(f.relative_to(target), []).append(f) + n += 1 + logger.info('%s: Found %d files', target, n) + + +def arg_dir(s): + p = Path(s) + if not p.is_dir(): + raise ValueError(f'{s!r} is not a directory') + return p + + +async def main(settings): + ignore_len = settings.mode == Mode.nonconflicting + common_dir = arg_dir(settings.common_dir) + targets = [arg_dir(t) for t in settings.targets] + + files_targetfiles = {} + await gather(*[scan(t, files_targetfiles) for t in targets]) + + results = await gather(*[ + commonify_identical(common_dir / f, tf, dry_run=settings.dry_run) + for f, tf in files_targetfiles.items() + if ignore_len or len(tf) == len(targets) + ]) + + logger.info('%s: %d %s files', + common_dir, sum(results), settings.mode.name) + return 0 + + +if __name__ == '__main__': + basicConfig(level=INFO) + settings = parse_args() + loop = get_event_loop() + exit(loop.run_until_complete(main(settings)))