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/* Test of POSIX compatible printf() function.
Copyright (C) 2007, 2009-2023 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 <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
#include <config.h>
#include <stdio.h>
/* This test assumes getrlimit() and setrlimit().
With "gcc -fcheck-pointer-bounds -mmpx -static", it produces an
endless loop of "Saw a #BR!" messages. */
#if HAVE_GETRLIMIT && HAVE_SETRLIMIT && !defined __CHKP__
#include <stdlib.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <string.h>
#include <errno.h>
#include "qemu.h"
int
main (int argc, char *argv[])
{
struct rlimit limit;
int arg;
int ret;
if (is_running_under_qemu_user ())
return 77;
/* Some printf implementations allocate temporary space with malloc. */
/* On BSD systems, malloc() is limited by RLIMIT_DATA. */
#ifdef RLIMIT_DATA
if (getrlimit (RLIMIT_DATA, &limit) < 0)
return 77;
if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 10000000)
limit.rlim_max = 10000000;
limit.rlim_cur = limit.rlim_max;
if (setrlimit (RLIMIT_DATA, &limit) < 0)
return 77;
#endif
/* On Linux systems, malloc() is limited by RLIMIT_AS. */
#ifdef RLIMIT_AS
if (getrlimit (RLIMIT_AS, &limit) < 0)
return 77;
if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 10000000)
limit.rlim_max = 10000000;
limit.rlim_cur = limit.rlim_max;
if (setrlimit (RLIMIT_AS, &limit) < 0)
return 77;
#endif
/* Some printf implementations allocate temporary space on the stack. */
#ifdef RLIMIT_STACK
if (getrlimit (RLIMIT_STACK, &limit) < 0)
return 77;
if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 10000000)
limit.rlim_max = 10000000;
limit.rlim_cur = limit.rlim_max;
if (setrlimit (RLIMIT_STACK, &limit) < 0)
return 77;
#endif
arg = atoi (argv[1]);
switch (arg)
{
case 0:
{
void *memory = malloc (10000000);
if (memory == NULL)
return 1;
memset (memory, 17, 10000000);
return 78;
}
case 1:
ret = printf ("%.10000000f", 1.0);
return !(ret == 10000002 || (ret < 0 && errno == ENOMEM));
case 2:
ret = printf ("%.10000000f", -1.0);
return !(ret == 10000003 || (ret < 0 && errno == ENOMEM));
case 3:
ret = printf ("%.10000000e", 1.0);
return !(ret >= 10000006 || (ret < 0 && errno == ENOMEM));
case 4:
ret = printf ("%.10000000d", 1);
return !(ret == 10000000 || (ret < 0 && errno == ENOMEM));
case 5:
ret = printf ("%.10000000d", -1);
return !(ret == 10000001 || (ret < 0 && errno == ENOMEM));
case 6:
ret = printf ("%.10000000u", 1);
return !(ret == 10000000 || (ret < 0 && errno == ENOMEM));
}
return 0;
}
#else
int
main (int argc, char *argv[])
{
return 77;
}
#endif
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