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Re: [PATCH] Integrate PR 12649's race detector directly in the testsuite machinery


On Fri, 25 Jul 2014 20:47:08 +0200, Pedro Alves wrote:
> --- /dev/null
> +++ b/gdb/testsuite/read1.c

I would find it more suitable as: gdb/testsuite/lib/read1.c


> @@ -0,0 +1,40 @@
> +/* This is part of GDB, the GNU debugger.
> +
> +   Copyright 2011-2014 Free Software Foundation, Inc.
> +
> +   This program is free software; you can redistribute it and/or modify
> +   it under the terms of the GNU General Public License as published by
> +   the Free Software Foundation; either version 3 of the License, or
> +   (at your option) any later version.
> +
> +   This program is distributed in the hope that it will be useful,
> +   but WITHOUT ANY WARRANTY; without even the implied warranty of
> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> +   GNU General Public License for more details.
> +
> +   You should have received a copy of the GNU General Public License
> +   along with this program.  If not, see <http://www.gnu.org/licenses/>.
> +*/
> +
> +#define _GNU_SOURCE 1
> +#include <dlfcn.h>
> +#include <unistd.h>
> +#include <fcntl.h>
> +#include <stdlib.h>
> +
> +/* Wrap 'read', forcing it to return only one byte at a time, if
> +   reading from the terminal.  */
> +
> +ssize_t
> +read (int fd, void *buf, size_t count)
> +{
> +  static ssize_t (*read2) (int fd, void *buf, size_t count) = NULL;
> +  if (read2 == NULL)
> +    {
> +      unsetenv ("LD_PRELOAD");
> +      read2 = dlsym (RTLD_NEXT, "read");
> +    }
> +  if (count > 0 && isatty (fd) >= 1)

Here could be 'count > 1'.

> +    count = 1;
> +  return read2 (fd, buf, count);
> +}
> -- 
> 1.9.3


Otherwise the Makefiles work for me.


Thanks,
Jan


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