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From:	Sven Joachim <svenjoac AT gmx DOT de>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: which: command not found
Date:	Sun, 13 Nov 2011 19:46:30 +0100
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On 2011-11-13 19:15 +0100, Eli Zaretskii wrote:

>> From: Ivan Shmakov <oneingray AT gmail DOT com>
>> 
>>  > Just the last week, I needed to craft my own version of `mktemp'
>>  > because the Texinfo test suite used it.  `mktemp' is part of GNU
>>  > Coreutils,
>> 
>> 	Though it was added somewhat recently:
>> 
>> - --cut: coreutils-8.5/NEWS --
>> * Noteworthy changes in release 6.9.90 (2007-12-01) [beta]
>> 
>> ** New programs
>> 
>> …
>> 
>>   mktemp: create a temporary file or directory (or names)
>> - --cut: coreutils-8.5/NEWS --
>
> That's my point: you need GNU Coreutils to be able to run a test suite
> of an entirely unrelated package.

You can also use the DJGPP port of Todd Miller's mktemp, available in
the v2tk/mktmp*.zip packages.

> How hard is it to create a temporary file/directory in a shell script?

Without using mktemp(1) or some similar utility and sticking to POSIX
commands: very hard, probably impossible.  At least if you want to avoid
the races and symlink attacks that happen with traditional foo$$ files.

Cheers,
       Sven

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