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Tilman Schmidt wrote:
> Dan Langille schrieb:
>> Martin Simmons wrote:
>>> On Tue, 05 Feb 2008 05:56:21 -0500, Dan Langille said:
>>>> Tilman Schmidt wrote:
>
>>>>> I get wildly varying results with line editing in bconsole between
>>>>> different systems. On some systems, I can edit the command on the
>>>>> screen as expected, with backspace erasing characters from the end as
>>>>> usual, but when I finally type enter what gets sent as command is
>>>>> obviously not what I last saw on the screen. On others, hitting
>>>>> backspace once skips to a new line as if it had deleted the entire
>>>>> command, so line editing is guesswork at best, and never seems to
>>>>> result in what I intended. [...]
>>>>> On a single one of my systems, line editing actually works as
>>>>> expected,
>>>>> but I don't know why.
> [...]
>>>> I suspect readline. Different versions and/or options.
>>>
>>> That depends on whether readline is being used. I think the default
>>> is to use
>>> the internal conio instead.
>>
>> Come up with a test for determining what is being used and let the
>> investigations begin. Will this suffice?
>>
>> [EMAIL PROTECTED]:~] $ ldd `which bconsole`
>> /usr/local/sbin/bconsole:
>> libreadline.so.6 => /lib/libreadline.so.6 (0x280a2000)
>> libhistory.so.6 => /usr/lib/libhistory.so.6 (0x280cf000)
>> libncurses.so.6 => /lib/libncurses.so.6 (0x280d6000)
>> libpthread.so.2 => /lib/libpthread.so.2 (0x28115000)
>> libintl.so.8 => /usr/local/lib/libintl.so.8 (0x2813a000)
>> libiconv.so.3 => /usr/local/lib/libiconv.so.3 (0x28143000)
>> libssl.so.4 => /usr/lib/libssl.so.4 (0x28230000)
>> libcrypto.so.4 => /lib/libcrypto.so.4 (0x2825e000)
>> libstdc++.so.5 => /usr/lib/libstdc++.so.5 (0x28351000)
>> libm.so.4 => /lib/libm.so.4 (0x2841c000)
>> libc.so.6 => /lib/libc.so.6 (0x28432000)
>> [EMAIL PROTECTED]:~] $
>
> This is the machine where line editing works:
>
> [EMAIL PROTECTED]:~> ldd /usr/sbin/bconsole
> linux-gate.so.1 => (0xffffe000)
> libncurses.so.5 => /lib/libncurses.so.5 (0xb7f76000)
> libpthread.so.0 => /lib/libpthread.so.0 (0xb7f5f000)
> libdl.so.2 => /lib/libdl.so.2 (0xb7f5b000)
> libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0xb7f18000)
> libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0xb7dd2000)
> libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb7ce4000)
> libm.so.6 => /lib/libm.so.6 (0xb7cbe000)
> libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb7cb2000)
> libc.so.6 => /lib/libc.so.6 (0xb7b7f000)
> /lib/ld-linux.so.2 (0xb7fb6000)
> libz.so.1 => /lib/libz.so.1 (0xb7b6c000)
> [EMAIL PROTECTED]:~>
>
> This is one of those where hitting backspace clears the displayed line:
>
> [EMAIL PROTECTED]:~> ldd /usr/sbin/bconsole
> linux-gate.so.1 => (0xb7f1b000)
> libtermcap.so.2 => /usr/lib/libtermcap.so.2 (0xb7ef7000)
> libpthread.so.0 => /lib/libpthread.so.0 (0xb7ee0000)
> libdl.so.2 => /lib/libdl.so.2 (0xb7edc000)
> libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0xb7e99000)
> libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0xb7d53000)
> libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb7c65000)
> libm.so.6 => /lib/libm.so.6 (0xb7c3f000)
> libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb7c33000)
> libc.so.6 => /lib/libc.so.6 (0xb7b00000)
> /lib/ld-linux.so.2 (0xb7f1c000)
> libz.so.1 => /lib/libz.so.1 (0xb7aed000)
> [EMAIL PROTECTED]:~>
The difference would appear to be ncurses, would it not? Or am I
oversimplifying?
- --
---- _ _ _ _ ___ _ _ _
|Y#| | | |\/| | \ |\ | | |Ryan Novosielski - Systems Programmer II
|$&| |__| | | |__/ | \| _| |[EMAIL PROTECTED] - 973/972.0922 (2-0922)
\__/ Univ. of Med. and Dent.|IST/AST - NJMS Medical Science Bldg - C630
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