Re: [Gcl-devel] EXTRA_BUFSIZE

[Camm Maguire]

Greetings!

Mike Thomas <address@hidden> writes:

> Hi Camm.
> 
> I finally fixed my home computer by putting in an AMD Athlon 64 3000+
> and all extra bits needed to go from a PIII to that CPU.  Needless to
> say, GCL doesn't build under Windows.
> 
> The heart of the problem is that signalsPendingPtr is overwritten,
> going from 0xc00000 to 0xc30000 at line 139 in main.c where setbuf is
> called:
> 
> --------------------------------------------------------------
> (gdb) r
> Starting program: c:\cvs\head\gcl/unixport/saved_pre_gcl.exe
> 
> Breakpoint 2, init_shared_memory () at mingwin.c:864
> 864         if ( ! shared_memory_initialised ) {
> (gdb) c
> Continuing.
> 
> Breakpoint 1, init_signals_pendingPtr () at mingwin.c:834
> 834      if (sharedMemory.address) {
> (gdb) c
> Continuing.
> 
> Breakpoint 4, main (argc=1, argv=0x3f2d00, envp=0x3f3048) at main.c:133
> 133         RECREATE_HEAP
> (gdb) p signalsPendingPtr
> $13 = (unsigned int *) 0xc00000
> (gdb) n
> 139         setbuf(stdin, stdin_buf);
> (gdb) p signalsPendingPtr
> $14 = (unsigned int *) 0xc30000
> (gdb)
> --------------------------------------------------------------
> 
> While looking into this I wondered why the stdin/out buffers are set
> to a size of BUFSIZ + EXTRA_BUFSIZE rather than BUFSIZ.  Any ideas?
> 

Mike, was this issue cleared by the compiler upgrade, or is this the
residual 64 bit issue?

Take care,


> Cheers
> 
> Mike Thomas
> 
> 
> 
> _______________________________________________
> Gcl-devel mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/gcl-devel
> 
> 
> 

-- 
Camm Maguire                                            address@hidden
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