Mail Archives: cygwin/2002/07/02/20:03:56
On Wed, Jul 03, 2002 at 12:31:09AM +0100, Chris January wrote:
>> With latest CVS cygwin1.dll:
>> I click cygwin.bat, and bash opens.
>> I click cygwin.bat again and a console window opens, but the bash prompt
>> does not appear.
>> Further investigation with strace shows that the second instance of bash
>is
>> getting signal 21 (SIGTTYIN) over and over again.
>> If the second instance of bash is launched using cygwin.bat from the
>cmd.exe
>> command line, the same problem occurs.
>> If bash is run as "bash --login -i" from c:\cygwin\bin from the cmd.exe
>> command line, the bash prompt appears.
>> If SET CYGWIN=tty is typed before running bash directly from the cmd.exe
>> command line, the bash prompt does not appear and an strace shows the
>signal
>> 21 problem.
>>
>> So it seems that setting the tty flag in the CYGWIN environment variable
>> causes the second, third, fourth, etc. instances of bash to go into an
>> infinite loop receiving SIGTTYIN.
Works fine here.
cgf
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