gdb input error gfortrani_fbuf_read () cyggfortran-3.dll

[Jon Turney]

On 26/09/2016 14:41, Jon Turney wrote:
> On 22/09/2016 20:55, Rockefeller, Harry wrote:
>> gdb (test version) and program's 'read' seem to have an input clash.
>> Anyway, gdb used to pause and allow keyboard input.
>
> Thanks for reporting this problem, and the test case.
>
>> Thread 1 "foo" hit Breakpoint 1, foo () at foo.f:4
>> 4             write(*,*) "Enter a real number"
>> (gdb) n
>>  Enter a real number
>> 5             read(*,*) e
>> (gdb) n
>>
>> [1]+  Stopped                 gdb foo
>>
>> $ fg
>> gdb foo
>>
>> Thread 1 "foo" received signal SIGTTIN, Stopped (tty input).
>> 0x5bd015dc in gfortrani_fbuf_read () from /usr/bin/cyggfortran-3.dll
>
> In gdb 7.11 there are some upstream changes in the way access to the
> controlling terminal is given the inferior, and I guess this has broken
> something here.

I uploaded a gdb 7.11.1-2 test package with a fix for this.



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