[#14614] 大小文字を無視した比較で ' 帰 ' == ' 蟻 ' ? — "K.Umakoshi" <pegacorn@...>

こんにちは。

18 messages 2001/09/02
[#14615] Re: 大小文字を無視した比較で ' 帰 ' == ' 蟻 ' ? — matz@... (Yukihiro Matsumoto) 2001/09/02

まつもと ゆきひろです

[#14662] How to abondon saved uid privilege — nobu.nakada@...

なかだです。

60 messages 2001/09/05
[#14663] Re: How to abondon saved uid privilege — nagai@... 2001/09/05

永井@知能.九工大です.

[#14672] Re: How to abondon saved uid privilege — nobu.nakada@... 2001/09/05

なかだです。

[#14677] Re: How to abondon saved uid privilege — nagai@... 2001/09/05

永井@知能.九工大です.

[#14678] Re: How to abondon saved uid privilege — matz@... (Yukihiro Matsumoto) 2001/09/05

まつもと ゆきひろです

[#14680] Re: How to abondon saved uid privilege — nagai@... 2001/09/05

永井@知能.九工大です.

[#14685] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/05

In message <20010905184635H.nagai@ai.kyutech.ac.jp>

[#14687] Re: How to abondon saved uid privilege — "Akinori MUSHA" <knu@...> 2001/09/05

 ちょっと脱線します。 :)

[#14688] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/05

In message <86ofopevkv.wl@archon.local.idaemons.org>

[#14691] Re: How to abondon saved uid privilege — matz@... (Yukihiro Matsumoto) 2001/09/05

まつもと ゆきひろです

[#14693] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/05

In message <999700675.662743.18683.nullmailer@ev.netlab.jp>

[#14703] Re: How to abondon saved uid privilege — nagai@... 2001/09/06

永井@知能.九工大です.

[#14707] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/06

In message <20010906111828R.nagai@ai.kyutech.ac.jp>

[#14708] Re: How to abondon saved uid privilege — nagai@... 2001/09/06

永井@知能.九工大です.

[#14709] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/06

In message <20010906132656Z.nagai@ai.kyutech.ac.jp>

[#14728] Re: How to abondon saved uid privilege — nagai@... 2001/09/06

永井@知能.九工大です.

[#14729] Re: How to abondon saved uid privilege — Takahiro Kambe <taca@...> 2001/09/06

In message <20010906174440D.nagai@ai.kyutech.ac.jp>

[#14732] Re: How to abondon saved uid privilege — nagai@... 2001/09/06

永井@知能.九工大です.

[#14774] Re: How to abondon saved uid privilege — nagai@... 2001/09/12

永井@知能.九工大です.

[#14841] Re: How to abondon saved uid privilege — nagai@... 2001/10/02

永井@知能.九工大です.

[#15026] setuid and seteuid — nagai@... 2001/11/02

永井@知能.九工大です.

[#15030] Re: setuid and seteuid — Tanaka Akira <akr@...17n.org> 2001/11/03

In article <20011102175733K.nagai@ai.kyutech.ac.jp>,

[#15032] Re: setuid and seteuid — nagai@... 2001/11/03

永井@知能.九工大です.

[#14743] [BUG] $_ on thread switching — nobu.nakada@...

なかだです。

24 messages 2001/09/07
[#14746] Re: [BUG] $_ on thread switching — nobu.nakada@... 2001/09/07

なかだです。

[#14747] Re: [BUG] $_ on thread switching — matz@... (Yukihiro Matsumoto) 2001/09/07

まつもと ゆきひろです

[#14748] Re: [BUG] $_ on thread switching — nobu.nakada@... 2001/09/08

なかだです。

[#14750] Re: [BUG] $_ on thread switching — matz@... (Yukihiro Matsumoto) 2001/09/08

まつもと ゆきひろです

[#14752] Re: [BUG] $_ on thread switching — nobu.nakada@... 2001/09/08

なかだです。

[#14753] Re: [BUG] $_ on thread switching — matz@... (Yukihiro Matsumoto) 2001/09/08

まつもと ゆきひろです

[#14755] Re: [BUG] $_ on thread switching — nobu.nakada@... 2001/09/08

なかだです。

[ruby-dev:14686] Re: How to abondon saved uid privilege

From: Takahiro Kambe <taca@...>
Date: 2001-09-05 11:04:52 UTC
List: ruby-dev #14686
In message <200109051047.f85AlxF00939@edge.sky.yamashina.kyoto.jp>
	on Wed, 5 Sep 2001 19:48:08 +0900,
	Takahiro Kambe <taca@sky.yamashina.kyoto.jp> wrote:
> > 他の環境の場合に悪影響が出ないかがちょっと心配です.
> えっとですね、このあたりは気をつけないといけません。機能的な面からも、
> 移植性の面からも。
おっと、OSのレベルとRubyのProcessモジュール関数の実装は一緒とは限りま
せんね。何気なく、先のスクリプトをrootでないユーザで実行すると、

(0) initial IDs
uid = 100   euid = 100
-----------
(1) set uid --> 10
uid = 100   euid = 100
-----------
(2) set euid --> 10
uid.rb:11:in `euid=': Operation not permitted (Errno::EPERM)
        from uid.rb:11

なんで(1)で例外が発生しないのでしょう...?

--
神戸 隆博(かんべ たかひろ)		at 仕事場 

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