/* * getrlimit() for uClibc * * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include <sys/syscall.h> #include <sys/resource.h> #include <bits/wordsize.h> /* Only wrap getrlimit if the new ugetrlimit is not present and getrlimit sucks */ #if defined __NR_ugetrlimit /* just call ugetrlimit() */ # define __NR___syscall_ugetrlimit __NR_ugetrlimit static __always_inline _syscall2(int, __syscall_ugetrlimit, enum __rlimit_resource, resource, struct rlimit *, rlim) int getrlimit(__rlimit_resource_t resource, struct rlimit *rlimits) { return __syscall_ugetrlimit(resource, rlimits); } #elif !defined(__UCLIBC_HANDLE_OLDER_RLIMIT__) /* We don't need to wrap getrlimit() */ _syscall2(int, getrlimit, __rlimit_resource_t, resource, struct rlimit *, rlim) #else /* we have to handle old style getrlimit() */ # define __NR___syscall_getrlimit __NR_getrlimit static __always_inline _syscall2(int, __syscall_getrlimit, int, resource, struct rlimit *, rlim) int getrlimit(__rlimit_resource_t resource, struct rlimit *rlimits) { int result; result = __syscall_getrlimit(resource, rlimits); if (result == -1) return result; /* We might have to correct the limits values. Since the old values * were signed the infinity value is too small. */ if (rlimits->rlim_cur == RLIM_INFINITY >> 1) rlimits->rlim_cur = RLIM_INFINITY; if (rlimits->rlim_max == RLIM_INFINITY >> 1) rlimits->rlim_max = RLIM_INFINITY; return result; } #endif libc_hidden_def(getrlimit) #if __WORDSIZE == 64 strong_alias_untyped(getrlimit, getrlimit64) #endif