Re: [PATCH] compat/mingw: stubs for getpgid() and tcgetpgrp()
- From
- rupert thurner <rupert.thurner@gmail.com>
- Date
- Apr 24, 2015, 03:03 UTC
- Message-ID
- <97173c38-4f76-49cd-8365-e97fde34ed35@googlegroups.com>
- In-Reply-To
- <cc79154d-4e18-41a4-938f-ca6e30b2e6d9@googlegroups.com>
On Thursday, April 23, 2015 at 9:25:49 PM UTC+2, rupert thurner wrote:
Show 33 quoted lines
> > On Thursday, April 16, 2015 at 2:45:11 PM UTC+2, Johannes Schindelin wrote: >> >> Hi kusma, >> >> On 2015-04-15 21:43, Erik Faye-Lund wrote: >> > On Wed, Apr 15, 2015 at 8:29 PM, Johannes Sixt <j...@kdbg.org> wrote: >> >> Windows does not have process groups. It is, therefore, the simplest >> >> to pretend that each process is in its own process group. >> > >> > Windows does have some concept of process groups, but probably not >> > quite what you want: >> > >> > >> https://msdn.microsoft.com/en-us/library/windows/desktop/ms682083%28v=vs.85%29.aspx >> >> Yes, and we actually need that in Git for Windows anyway because shooting >> down a process does not kill its child processes: >> >> >> https://github.com/git-for-windows/msys2-runtime/commit/15f209511985092588b171703e5046eba937b47b#diff-8753cda163376cee6c80aab11eb8701fR402 >> >> However, using this code for `getppid()` would be serious overkill (not >> to mention an unbearable performance hit because you have to enumerate >> *all* processes to get that information). >> >> > is the windows "JobObject" similar to processgroup? at least killing the > parent process in a jobobject will kill all childs as well: > > https://msdn.microsoft.com/en-us/library/windows/desktop/ms681949%28v=vs.85%29.aspx > >
here some discussion of windows console process group, CREATE_NEW_PROCESS_GROUP, GenerateConsoleCtrlEvent, and job object from the last century: https://www.microsoft.com/msj/0698/win320698.aspx
rupert
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