Mail Archives: cygwin/2002/10/20/17:48:28
Hallo Randall,
Am Sonntag, 20. Oktober 2002 um 17:13 schriebst du:
> Andrew,
> At 06:58 2002-10-20, Andrew Ellerton wrote:
>> >> @="c:\\cygwin\\bin\\bash.exe --login -c \"cd '%1' ; exec /bin/bash
>> -rcfile ~/.bashrc\""
>> >
>> >can you think of any better way to start bash?
>> >the above creates two bash.exe in memory:
>> >one executing /etc/profile and the cd-command
>> >and one showing the prompt.
>>
>>The first shell executes a single line of shell commands, namely to change
>>directory and run another shell. The second shell runs as the "normal"
>>interactive shell. Net effect - looks like the shell has started in a
>>different directory. Admittedly a bit hacky, having two shells running for
>>no good reason, but it does the job. I'm not sure if shells are very
>>expensive in terms of memory. If not, then its a bit kludgey, but
>>otherwise its ok.
> There are not (ever) two shells running as a result of invoking this
> command string. The second one overlays the first in the same process.
> That's what the "exec" built-in of the shells does.
But I get to see two bash processes with different PID's in the
Taskmanager. However, 'ps -e' shows only one...
Gerrit
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