Re: [Expectperl-discuss] Why two identical strings don't match using expect(-re)?

[Austin S. <te...@of...>]

On Tue, Jul 31, 2007 at 08:02:21PM -0300, Bruno Negrao wrote:
> Hello all,
> 
> Can you tell me why isn't the expect(1, '-re', $string) bellow matching
> successfully?
> 

	You are putting in a bizarre regular expression and then expecting
perl to have it match itself. That doesn't make any sense, let alone work.
Maybe you don't want the string to be treated as a regular expression?

	Austin

> I put in color RED the debug message showing that the pattern in $string is
> exactly what expect has on it's accumulator.
> 
> So why isn't it matching? There are some "\n" in the pattern, can it be a
> problem?
> 
> 
> Starting EXPECT pattern matching...
>         Expect::expect('Expect=GLOB(0x8064a020)',0,'-re','  PID TTY
> TIME CMD\x{a} 9724 ?        00:00:00 bash\x{a} 988...') called at
> /home/brunonz/Net-SSH-Expect/lib/Net/SSH/Expect.pm line 239
>         Net::SSH::Expect::eat('Net::SSH::Expect=ARRAY(0x80173ce0)','  PID
> TTY          TIME CMD\x{a} 9724 ?        00:00:00 bash\x{a} 988...') called
> at /home/brunonz/Net-SSH-Expect/lib/Net/SSH/Expect.pm line 270
>         Net::SSH::Expect::readAll('Net::SSH::Expect=ARRAY(0x80173ce0)',1)
> called at /home/brunonz/Net-SSH-Expect/lib/Net/SSH/Expect.pm line 289
>         Net::SSH::Expect::exec('Net::SSH::Expect=ARRAY(0x80173ce0)','ps',1)
> called at ./wshell line 66
>         eval {...} called at ./wshell line 65
> spawn id(3): list of patterns:
>   #1: -re `  PID TTY          TIME CMD\n 9724 ?        00:00:00 bash\n 9888
> ?        00:00:00 bash\n12978 ?        00:00:00 bash\n13075 ?
> 00:00:00 ps\n'
> 
> 
> spawn id(3): Does `  PID TTY          TIME CMD\n 9724 ?        00:00:00
> bash\n 9888 ?        00:00:00 bash\n12978 ?        00:00:00 bash\n13075
> ?        00:00:00 ps\n'
> 
> match:
>   pattern #1: -re `  PID TTY          TIME CMD\n 9724 ?        00:00:00
> bash\n 9888 ?        00:00:00 bash\n12978 ?        00:00:00 bash\n13075
> ?        00:00:00 ps\n'? No.
> 
> 
> 
> 
> Best regards,
> 
> bruno
> 
> 
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