Mail Archives: cygwin-developers/1998/04/08/06:39:02
>From: sos AT prospect DOT com DOT ru (Sergey Okhapkin)
>Date: 8 Apr 1998 05:29:30 -0700
>
>Geoffrey Noer wrote:
>> 2) In tty.cc, gcc claims that class tty * ttyp is an unused
>> variable in fhandler_tty_slave::close(). What needs to change here,
>> if anything?
>
>Looks like the variable is unused now and the declaration should be removed.
>
>>
>> 3) In exceptions.cc,
>>
>> /home/noer/src/devo/comp-tools/devo/winsup/exceptions.cc: At top
>> level:
>> /home/noer/src/devo/comp-tools/devo/winsup/exceptions.cc:370: warning:
>> `unsigned int rethere' defined but not used
>>
>> Is this really the case? Or is _rethere that's mentioned in the asm
>> section refering to the global rethere?
>>
>
>Yes it is. Try to remove it and change the asseble code
>
> "popl _rethere\n"
> "popl _rethere\n"
> "popl _rethere\n"
> "ret");
>to
> "add $12,sp\n"
> "ret");
Please don't do this. It might appear to work but you can't use an add
here because it will change the flags register. If the signal interrupted
something which relies on it, it will not have the correct state when it
returns.
cgf
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