public inbox for gcc@gcc.gnu.org
 help / color / mirror / Atom feed
From: Dave Korn <dave.korn.cygwin@googlemail.com>
To: Laurent GUERBY <laurent@guerby.net>
Cc: gcc <gcc@gcc.gnu.org>, Paolo Bonzini <bonzini@gnu.org>,
	  Arnaud Charlet <charlet@adacore.com>,
	 Eric Botcazou <ebotcazou@adacore.com>
Subject: Re: Need some Unix and /bin/sh expertise for GCC testsuite
Date: Fri, 14 Aug 2009 21:32:00 -0000	[thread overview]
Message-ID: <4A85D4EE.7040503@gmail.com> (raw)
In-Reply-To: <1250283155.20287.116.camel@localhost>

Laurent GUERBY wrote:

> 3/ Here is the point I find surprising: the "ps fauxww" run in the
> second "if" show that even if the script is fully sequential
> at least one gnatmake subprocess (collect-ld) is still marked as running 
> *in parallel* with the ps command in the subsequent "if" of the script!

> Any idea of why /bin/sh is running stuff in parallel instead
> of sequential? 
> 
> Could some code in 
> gnatmake/gnatlink/xgcc/collect2/collect-ld cause it?

  I notice gnatmake.adb has a reference to GNAT.OS_Lib.Non_Blocking_Spawn in
it.... coincidence?

    cheers,
      DaveK


  reply	other threads:[~2009-08-14 21:06 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-14 21:17 Laurent GUERBY
2009-08-14 21:32 ` Dave Korn [this message]
2009-08-14 21:37   ` Laurent GUERBY
2009-08-15  7:06     ` Dave Korn
2009-08-15 14:00       ` Laurent GUERBY
2009-08-14 21:43 ` Ralf Wildenhues
2009-08-14 22:57   ` Laurent GUERBY
2009-08-15  9:57     ` Ralf Wildenhues
2009-08-15 14:12       ` Laurent GUERBY
2009-08-15  0:24 ` Andreas Schwab
2009-08-15  4:11   ` Laurent GUERBY

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4A85D4EE.7040503@gmail.com \
    --to=dave.korn.cygwin@googlemail.com \
    --cc=bonzini@gnu.org \
    --cc=charlet@adacore.com \
    --cc=ebotcazou@adacore.com \
    --cc=gcc@gcc.gnu.org \
    --cc=laurent@guerby.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).