| /* Copyright (C) 2018 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #define USE_VERSIONED_RLIMIT |
| #include <sysdeps/unix/sysv/linux/setrlimit64.c> |
| versioned_symbol (libc, __setrlimit, setrlimit, GLIBC_2_27); |
| versioned_symbol (libc, __setrlimit64, setrlimit64, GLIBC_2_27); |
| |
| #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_27) |
| /* RLIM64_INFINITY was supposed to be a glibc convention rather than |
| anything seen by the kernel, but it ended being passed to the kernel |
| through the prlimit64 syscall. Given that a lot of binaries with |
| the wrong constant value are in the wild, provide a wrapper function |
| fixing the value before the syscall. */ |
| # define OLD_RLIM64_INFINITY 0x7fffffffffffffffULL |
| |
| int |
| attribute_compat_text_section |
| __old_setrlimit64 (enum __rlimit_resource resource, |
| const struct rlimit64 *rlimits) |
| { |
| struct rlimit64 krlimits; |
| |
| if (rlimits->rlim_cur == OLD_RLIM64_INFINITY) |
| krlimits.rlim_cur = RLIM64_INFINITY; |
| else |
| krlimits.rlim_cur = rlimits->rlim_cur; |
| if (rlimits->rlim_max == OLD_RLIM64_INFINITY) |
| krlimits.rlim_max = RLIM64_INFINITY; |
| else |
| krlimits.rlim_max = rlimits->rlim_max; |
| |
| return __setrlimit64 (resource, &krlimits); |
| } |
| |
| strong_alias (__old_setrlimit64, __old_setrlimit) |
| compat_symbol (libc, __old_setrlimit, setrlimit, GLIBC_2_0); |
| compat_symbol (libc, __old_setrlimit64, setrlimit64, GLIBC_2_1); |
| #endif |
