Re: [PATCH 3/3] Misc: Add <sys/cstack.h> and the cstack_* family of functions

[Florian Weimer <fweimer@redhat.com>]

* Andreas Schwab:

> On Mai 20 2021, Florian Weimer via Libc-alpha wrote:
>
>> diff --git a/misc/cstack_allocate.c b/misc/cstack_allocate.c
>> new file mode 100644
>> index 0000000000..cbd9e6313c
>> --- /dev/null
>> +++ b/misc/cstack_allocate.c
>> @@ -0,0 +1,125 @@
>> +/* Allocating a call stack.
>> +   Copyright (C) 2021 Free Software Foundation, Inc.
>> +   This file is part of the GNU C Library.
>> +
>> +   The GNU C Library is free software; you can redistribute it and/or
>> +   modify it under the terms of the GNU Lesser General Public
>> +   License as published by the Free Software Foundation; either
>> +   version 2.1 of the License, or (at your option) any later version.
>> +
>> +   The GNU C Library 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
>> +   Lesser General Public License for more details.
>> +
>> +   You should have received a copy of the GNU Lesser General Public
>> +   License along with the GNU C Library; if not, see
>> +   <https://www.gnu.org/licenses/>.  */
>> +
>> +#include <assert.h>
>> +#include <errno.h>
>> +#include <ldsodefs.h>
>> +#include <stdlib.h>
>> +#include <sys/cstack.h>
>> +#include <sys/mman.h>
>> +
>> +#if __has_include (<sysconf-sigstksz.h>)
>> +# include <sysconf-sigstksz.h>
>> +#else
>> +static long int
>> +sysconf_sigstksz (void)
>> +{
>> +  return SIGSTKSZ;
>> +}
>> +#endif
>
> How about putting that in sysdeps/generic/sysconf-sigstksz.h?

Good idea.  I will do that in the next version.

Thanks,
Florian