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Re: Why mkgroup does not list group members?
- From: Corinna Vinschen <corinna-cygwin at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Mon, 13 May 2013 20:23:19 +0200
- Subject: Re: Why mkgroup does not list group members?
- References: <5F8AAC04F9616747BC4CC0E803D5907D0AF7961F at MLBXv04 dot nih dot gov> <20130513175045 dot GJ8890 at calimero dot vinschen dot de> <5F8AAC04F9616747BC4CC0E803D5907D0AF7964F at MLBXv04 dot nih dot gov> <20130513180639 dot GM8890 at calimero dot vinschen dot de> <5F8AAC04F9616747BC4CC0E803D5907D0AF7968A at MLBXv04 dot nih dot gov>
- Reply-to: cygwin at cygwin dot com
On May 13 18:17, Lavrentiev, Anton (NIH/NLM/NCBI) [C] wrote:
> I may have put it a bit incorrectly,
> > In that case, your expectations of the getgrXXX functions are wrong.
> but I don't think so. I am looking if a user belongs to a group,
> either as their primary or secondary one. So when using getgrXXX()
> I check to see if a user (whose primary, passwd-supplied, gid does not
> match the gid of the group) is listed as a member. In CYGWIN that does
> not work because the information is missing from the group file.
Then use Windows functions to fetch the information. This is still
better than to add all users to all groups they belong to. The
passwd/group information is kept in memory. I'm shuddering to think of
the memory requirements if all gr_mem fields are filled in a bigger
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
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