Re: Problem with "?" symbol

[Dan Nelson <dnelson@xxxxxxxxxxxxxxx>]

In the last episode (Aug 03), Manuel Presnitz said:
> > The ? is a special character for the shell (which cannot know
> > whether the argument is a filename or not). There are 2 solutions:
> > 
> > 1. Quote the character manually (...)
> > 2. Quote the character automatically (...)
> 
> I think there is also a third solution:
> 
> Unset the option nomatch:
> 
> $ zsh -f
> $ curl -vvv -k https://HOST.COM/page/page2/?virtual_serial=101032
> zsh: no matches found: https://HOST.COM/page/page2/?virtual_serial=101032
> $ unsetopt nomatch
> $ curl -vvv -k https://HOST.COM/page/page2/?virtual_serial=101032
> * About to connect() to HOST.COM port 443
> *   Trying 208.73.210.28... 
> 
> The manual explains, what happens, when nomatch is set (which is the
> default for invokation as zsh):
>
> NOMATCH (+3) <C> <Z>
>  If  a  pattern  for  filename  generation has no matches, print an error,
>  instead of leaving it unchanged in the argument list.  This also applies
>  to file expansion of an initial `~' or `='.
> 
> 
> I like this option, it is very handy, also for things like that:
> $ nmap -sP 192.168.1.*

This can get you into trouble if you happen to have files matching your
wildcard in the current directory.  "noglob" completely disables globbing;
"NO_NOMATCH" still tries to match the wildcard but leaves it if there are no
matches.

-- 
	Dan Nelson
	dnelson@xxxxxxxxxxxxxxx