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Re: [PATCH] Add EXECIGNORE


From: Eric Blake
Subject: Re: [PATCH] Add EXECIGNORE
Date: Thu, 21 May 2015 12:22:01 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0

ping - any feedback, positive or negative?

On 04/17/2015 03:53 PM, Eric Blake wrote:
> Based on an idea from Dan Colascione:
> https://sourceware.org/ml/cygwin/2010-11/msg00022.html
> 
> Usage: add this to your shell startup:
>   EXECIGNORE='*.so:*.so.*'
> to cause TAB completion to ignore shared library files when crawling
> the file system to look for executables.
> 
> Cygwin has been using a variation of this patch since December 2010,
> in part because on that platform, shared libraries (*.dll) MUST have
> the executable bit set, and MUST live in /usr/bin alongside normal
> executables, so they can easily get in the way of TAB completion.
> At least on Linux, *.so and *.so.* files tend to live in a
> separate location (/usr/lib{,64}/) from normal executables.  But
> even on Linux, attempts to directly execute a .so file (other than
> the rare exception like /usr/lib/libc.so) usually results in
> spectacular failure, so this is useful to more than just Cygwin.
> 
> Signed-off-by: Eric Blake <address@hidden>
> ---
>  doc/bash.1       |  8 ++++++++
>  doc/bashref.texi | 11 ++++++++++-
>  findcmd.c        | 43 +++++++++++++++++++++++++++++++++++++------
>  findcmd.h        |  1 +
>  pathexp.h        |  4 ++--
>  variables.c      |  9 +++++++++
>  variables.h      |  1 +
>  7 files changed, 68 insertions(+), 9 deletions(-)

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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