bug#14707: automake 1.14 test hang for t/compile4.sh on Linux if "cl" executable is in path

[Stefano Lattarini]

severity 14707 minor
tags 14707 + moreinfo
thanks

On 06/24/2013 04:45 PM, Diab Jerius wrote:
> Hi,
>
Hi Diab, thanks for the report.

> On the Linux boxes I compile on, there's a /usr/local/bin/cl executable
> (from the IRAF package).  Unfortunately, it seems that t/compile4.sh
> interprets that as a Microsoft compiler.
> 
> The IRAF cl is an interactive program,
>
What happens if the program is run with its stdin redirected from /dev/null?
Does it exit immediately, or does it still hang?  Also, does the program
support a --version or --help option that might lead us to rule it out?

> so compile4.sh invokes it and it hangs waiting for input.
>
(Which is quite annoying indeed).

> Is there perhaps a better way of checking for the Microsoft compiler, or
> restricting these tests to Microsoft operating systems?
>
I'd rather try the workarounds I proposed above first.  If they don't
work, we should go along with your suggestion.

Thank you,
  Stefano