220 12129 <756be915-894d-4441-8984-2e46a7296747@isocpp.org> article Path: news.gmane.org!not-for-mail From: Stack Machine Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Permissions need to be removed from the filesystem TS Date: Wed, 30 Jul 2014 12:53:25 -0700 (PDT) Lines: 72 Approved: news@gmane.org Message-ID: <756be915-894d-4441-8984-2e46a7296747@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_2118_301856372.1406750005823" X-Trace: ger.gmane.org 1406750017 24602 80.91.229.3 (30 Jul 2014 19:53:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 30 Jul 2014 19:53:37 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBDC7BQ4GSIMRBNU24WPAKGQESMOJOPI@isocpp.org Wed Jul 30 21:53:30 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-yk0-f197.google.com ([209.85.160.197]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XCZwF-0005Az-Qc for gclcip-std-proposals@m.gmane.org; Wed, 30 Jul 2014 21:53:28 +0200 Original-Received: by mail-yk0-f197.google.com with SMTP id 142sf3286493ykq.0 for ; Wed, 30 Jul 2014 12:53:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:message-id:subject:mime-version :x-original-sender:reply-to:precedence:mailing-list:list-id :list-post:list-help:list-archive:list-subscribe:list-unsubscribe :content-type; bh=RDUeOGLmlVJ0fQ0XAzlUKTvGV1zA/CVk/zxG398ReJA=; b=l/aUnk4rUiYQkgfzG16977ST7zmV7vjQwLrozs+0/SEhmVsRqfZkTRf/U4UgJiyOql Z2iU2KggzH4rloQhm3fLh7cb24ooMuc695/lydEZPyGgboXMjsHWNly0D470IM5LjKDE 7iXly3bVuiXch/v9babFQfpaGRK8y/l9ONqc1ubl27YafFp64XDK1zLcdC5TW+Yl8Qvu vt31UOReqAoeXMWVPDWomWQDBI5X4ODr6Y760kZ8RgmIU6Rue8kfFjJSAZ9rJwywkzoE d81fqCisvggl6Q+KAOfWVvMqL3sd85pCzyoniUHC8efHPeAj4oCCzKb97vPqBnhz9p3s 4upA== X-Gm-Message-State: ALoCoQnQ8d+kog9I3lE1WbYLRhdJX66yV85h5RoYl5LrJbEnf8WFa0KrCC2GehfDKdtSTIsFqNAV X-Received: by 10.236.14.99 with SMTP id c63mr2308760yhc.40.1406750006704; Wed, 30 Jul 2014 12:53:26 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.140.27.54 with SMTP id 51ls688327qgw.41.gmail; Wed, 30 Jul 2014 12:53:26 -0700 (PDT) X-Received: by 10.140.89.5 with SMTP id u5mr26164qgd.24.1406750006140; Wed, 30 Jul 2014 12:53:26 -0700 (PDT) X-Original-Sender: stackmachine@hotmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:12129 Archived-At: ------=_Part_2118_301856372.1406750005823 Content-Type: text/plain; charset=UTF-8 Standardization is supposed to provide platform independent facilities to achieve a certain task. The permissions in the filesystem TS are a 1:1 copy of POSIX permissions and are anything but platform independent. From N3940: *Windows: All permissions except write are currently ignored. There is only > a single write permission; setting write permission for owner, group, or > others sets write permission for all, and removing write permission for > owner, group, or others removes write permission for all. The Cygwin users > guide has extensive discussion of the problems involved. Input from > security experts is needed.* (This extremely important hint has been removed in later proposals, why?) It is completely unacceptable that this particular feature is still in the proposal, it should have been removed a long time ago. Permissions can be added at a later date, but changing an already standardized interface is problematic to say the least. -- --- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an email to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. Visit this group at http://groups.google.com/a/isocpp.org/group/std-proposals/. ------=_Part_2118_301856372.1406750005823 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Standardization is supposed to provide platform independen= t facilities to achieve a certain task. The permissions in the filesystem T= S are a 1:1 copy of POSIX permissions and are anything but platform indepen= dent. From N3940:

Windows: All permissio= ns except=20 write are currently ignored. There is only a single write permission; setti= ng=20 write permission for owner, group, or others sets write permission for all,= and=20 removing write permission for owner, group, or others removes write permiss= ion=20 for all. The Cygwin users guide has extensive discussion of the problems=20 involved. Input from security experts is needed.
(This extremely important hint has been removed in later proposals, why?)<= br>It is completely unacceptable that this particular feature is still in t= he proposal, it should have been removed a long time ago. Permissions can b= e added at a later date, but changing an already standardized interface is = problematic to say the least.

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