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Re: ActiveState Perl and Cygwin How To

On Sun, Feb 7, 2010 at 4:21 PM, raphael() <> wrote:
> Hello,
> I have been using Cygwin for quite some time now on Windows XP. I use
> Perl extensively and the scripts I use/create are fairly portable.
> I want to use ActiveState Perl as I can install many modules from CPAN
> that give me trouble in Cygwin using cpan install ...
> The problem is that AS Perl cannot find the Perl script I invoke on
> the command line as the script's PATH that Cygwin reports to AS Perl
> is a unix one i.e. /cygdrive/c/cygwin/home/.../bin whereas AS Perl
> requires it in C:\cygwin\home\...\bin\. The Perl script is in PATH.
> But what I want is that it should work directly like perlscr{TAB}
> {ENTER} and voilà working :)

How about something like this:

#!/bin/bash -x
args=$(cygpath -w ${1+"$@"})
# $0 not passed through cygpath
eval 'exec perl -x $0 ${args}'
if 0;
#! here begins the real perl -w
use strict;

print "$0 @ARGV";


P.S. Can somebody explain what ${1+"$@"} does and why it's used
instead of just $@ ?
I hate doing cargo cult programming.
Life is complex, with real and imaginary parts

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