| /* Test of getter for RLIMIT_DATA. |
| Copyright (C) 2011-2020 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/>. */ |
| |
| #include <config.h> |
| |
| #include "resource-ext.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "macros.h" |
| |
| void *memchunk1; |
| void *memchunk2; |
| |
| int |
| main () |
| { |
| uintptr_t value1, value2, value3; |
| |
| value1 = get_rusage_data (); |
| |
| memchunk1 = malloc (0x88); |
| |
| value2 = get_rusage_data (); |
| |
| memchunk2 = malloc (0x281237); |
| |
| value3 = get_rusage_data (); |
| |
| if (value1 == 0 && value2 == 0 && value3 == 0) |
| { |
| fprintf (stderr, "Skipping test: no way to determine data segment size\n"); |
| return 77; |
| } |
| else |
| { |
| /* The data segment size is positive, except possibly at the beginning. */ |
| ASSERT (value2 > 0); |
| |
| /* Allocating memory should not decrease the data segment size. */ |
| ASSERT (value2 >= value1); |
| ASSERT (value3 >= value2); |
| |
| #if !(__GLIBC__ == 2 || (defined __APPLE__ && defined __MACH__) || defined __DragonFly__ || defined __OpenBSD__ || defined _WIN32 || defined __CYGWIN__) |
| /* Allocating 2.5 MB of memory should increase the data segment size. */ |
| ASSERT (value3 > value1); |
| #endif |
| |
| return 0; |
| } |
| } |