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Date: | Mon, 22 Apr 2024 10:46:48 +0200 |
To: | cygwin AT cygwin DOT com |
Subject: | Re: /usr/bin/sg in Cygwin? |
Message-ID: | <ZiYj-L-RmT9ezjwg@calimero.vinschen.de> |
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From: | Corinna Vinschen via Cygwin <cygwin AT cygwin DOT com> |
Reply-To: | cygwin AT cygwin DOT com |
Cc: | Corinna Vinschen <corinna-cygwin AT cygwin DOT com> |
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On Apr 21 21:35, Eliot Moss via Cygwin wrote: > On 4/21/2024 7:20 PM, Dan Shelton via Cygwin wrote: > > On Sat, 20 Apr 2024 at 07:39, Brian Inglis via Cygwin <cygwin AT cygwin DOT com> wrote: > > > > > > On 2024-04-19 17:47, Dan Shelton via Cygwin wrote: > > > > On Fri, 23 Feb 2024 at 22:25, Dan Shelton wrote: > > > > > Is there a package which provides /usr/bin/sg (execute shell commands > > > > > in a different group)? > > > > > > The POSIX standard command is newgrp - install cygwin-doc to see Cygwin (and > > > newlib libc) man pages (and info, html, PDF docs), man-pages-posix to see POSIX > > > man pages, and man-pages-linux if you want to see recent Linux release man pages. > > > > > > To see possibly relevant commands, run: > > > > > > $ apropos -s 1,1p group > > > chgrp (1) - change group ownership > > > chgrp (1p) - change the file group ownership > > > chown (1) - change file owner and group > > > g3topbm (1) - convert a Group 3 fax file into a PBM image > > > groups (1) - print the groups a user is in > > > id (1) - print real and effective user and group IDs > > > make (1) - GNU Make utility to maintain groups of programs > > > make (1p) - maintain, update, and regenerate groups of programs > > > mkgroup (1) - Write /etc/group-like output to stdout > > > newgrp (1) - change primary group for a command > > > newgrp (1p) - change to a new group > > > pbmtog3 (1) - convert a PBM image into a Group 3 MH fax file > > > > newgrp(1) is USELESS. It only opens an interactive shell, but does not > > allow the user to execute a non-interactive script with the requested > > group like bash -c does. > > ?? > > The man pages has: > > newgrp [-] [group] [command [args...]] > > which implies to me that you can give a command. > > Did that not work for you? EM WJFFM: $ id uid=1049577(corinna) gid=1049701(vinschen) groups=1049701(vinschen),545(Users),14(REMOTE INTERACTIVE LOGON),4(INTERACTIVE),11(Authenticated Users),15(This Organization),4095(CurrentSession),66048(LOCAL),1049089(Domain Users),70145(Authentication authority asserted identity),1049148(Denied RODC Password Replication Group),401408(Medium Mandatory Level) $ newgrp Users id -g 545 Corinna -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple
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