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From: Jeff <sysinit@yandex.com>
To: "supervision@list.skarnet.org" <supervision@list.skarnet.org>
Subject: Re: The "Unix Philosophy 2020" document
Date: Sat, 30 Nov 2019 13:13:58 +0100	[thread overview]
Message-ID: <1093851575116038@sas2-5cafe8cd79cd.qloud-c.yandex.net> (raw)
In-Reply-To: <20191125142047.sbewkum5jj3fckvi@CasperVector>

>>  Macros and/or helper functions (again cf. [1]; they can be factored into
>>  a mini-library in nosh) can also be used to reduce boilerplate like
>>  > const int error(errno);
>>  > std::fprintf(stderr, ..., std::strerror(error));
>>  > throw EXIT_FAILURE;
>>  which can be easily observed after the attached patch is applied.
>
> The first chunk in the patch is incorrect, and the new code should be
> (in other words, swap the `ENOENT == error' and the `const int' lines)
>>  if (!self_cgroup) {
>>      if (ENOENT == error) return; // This is what we'll see on a BSD.
>>      const int error(errno);
>>      std::fprintf(stderr, "%s: FATAL: %s: %s\n", prog, "/proc/self/cgroup", std::strerror(error));
>>      throw EXIT_FAILURE;
          ^^^^^^^^^^^^^^^^^^^^^^^^^^ using an exception here looks like a REALLY brilliant idea to me
>>  }

why C++ btw ?

i don't see any benefit in not using C in the first place,
since when does one write Unix system tools in C++ ?

is it the added "advantage" of bloated binaries and additional
lib dependencies ?



  reply	other threads:[~2019-11-30 12:13 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20190831130730.ki6ma7i5curucowe@caspervector>
     [not found] ` <em5af31b6f-4dd3-4a31-a6cf-beccb100238d@elzian>
     [not found]   ` <20190901091157.bjtfhqq6d2rg75yo@CasperVector>
2019-09-27  8:38     ` Casper Ti. Vector
2019-10-12 17:37       ` Casper Ti. Vector
2019-10-12 18:58         ` Steve Litt
2019-10-12 19:14           ` Casper Ti. Vector
2019-10-13  3:31         ` Casper Ti. Vector
2019-10-13  8:21         ` Oliver Schad
2019-10-13 13:57           ` Casper Ti. Vector
2019-12-08 17:04             ` Casper Ti. Vector
2019-10-14  6:35           ` Jens Rehsack
2019-10-22 15:33         ` Casper Ti. Vector
2019-10-22 16:54           ` Steve Litt
2019-10-22 17:07             ` Casper Ti. Vector
2019-11-17  6:26         ` Casper Ti. Vector
2019-11-17  7:28           ` Casper Ti. Vector
2019-11-24 20:13             ` Guillermo
     [not found]               ` <20191125025202.oqu4ennu3lexnxsa@caspervector>
2019-11-25  2:52               ` Casper Ti. Vector
2019-11-25 14:20                 ` Casper Ti. Vector
2019-11-30 12:13                   ` Jeff [this message]
2019-11-30 12:20                     ` Jeff
2019-11-30 12:45                       ` Jeff
2019-11-30 13:29                         ` Laurent Bercot
2019-11-30 14:43                           ` Casper Ti. Vector
2019-11-30 15:01                             ` Jeff
2019-11-30 15:48                               ` Casper Ti. Vector
2019-11-30 16:58                                 ` Jeff
2019-12-26 17:52           ` Casper Ti. Vector
2019-12-27  1:09             ` Oliver Schad
2019-12-27 11:11               ` Casper Ti. Vector
2019-12-27  2:57             ` Steve Litt
2019-12-27 13:54               ` Casper Ti. Vector
2019-12-27 15:37                 ` Casper Ti. Vector
2020-01-04  9:10                   ` Casper Ti. Vector
2020-01-04 18:25                     ` fungal-net
2020-01-05  0:36                       ` Casper Ti. Vector
2020-01-05  6:31                       ` Casper Ti. Vector
2020-01-05  6:54                         ` Casper Ti. Vector
2019-12-27 23:05                 ` Steve Litt
     [not found]               ` <20191227135411.jbtxorloetcvv5bx@caspervector>
     [not found]                 ` <20191227153719.2tt4bbidp3v7t23u@caspervector>
     [not found]                   ` <20200104091013.wesvxvcqxquc5n2h@caspervector>
2020-01-04 12:32                     ` Laurent Bercot
2019-12-27 21:29             ` Steve Litt
2019-12-27 23:34               ` Alex Suykov
2019-12-28 10:35               ` Casper Ti. Vector
2019-10-28 15:34       ` Avery Payne
2019-10-28 15:51         ` Casper Ti. Vector
     [not found]   ` <20190901091157.bjtfhqq6d2rg75yo@caspervector>
     [not found]     ` <20190927083816.tectynx7dzlfcvb7@caspervector>
     [not found]       ` <20191012173743.drzlgnrw4hib6hh4@caspervector>
     [not found]         ` <20191117062644.lt6wfmqwijqqhc5w@caspervector>
     [not found]           ` <20191226175258.o2nsregew6tlqlbu@caspervector>
2019-12-26 19:17             ` Laurent Bercot
2019-12-27 11:23               ` Casper Ti. Vector
2019-12-28  2:24                 ` Alex Suykov
2019-12-28  2:57                   ` eric vidal
2019-12-28 14:04                     ` Alex Suykov
2019-12-28 18:05                       ` Guillermo
2019-12-28 23:19                         ` Oliver Schad
2019-12-28 18:12                       ` Oliver Schad
2019-12-28 21:32                       ` eric vidal
2019-12-28  6:46                   ` Steve Litt
2019-12-28 13:37                     ` Alex Suykov
2019-12-28 13:54                       ` Casper Ti. Vector
2019-12-28 17:41                       ` Oliver Schad
2019-12-28 18:29                         ` Serge E. Hallyn
2019-12-28 23:16                           ` Oliver Schad
2019-12-28 21:31                         ` eric vidal
2019-12-29 16:07                         ` Alex Suykov
2019-12-29 20:32                           ` Oliver Schad
2019-12-28 10:26                   ` Casper Ti. Vector
     [not found]               ` <20191227112309.3fow6vynss2ifw4t@caspervector>
2019-12-27 12:32                 ` Laurent Bercot
2019-12-27 13:48                   ` Casper Ti. Vector
2019-12-27 23:54                   ` Oliver Schad
2019-12-27 23:56                     ` Oliver Schad
2019-12-28 15:19                       ` Guillermo
2019-12-28 18:16                         ` Oliver Schad
2019-12-28 20:44                   ` Laurent Bercot

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