diff options
Diffstat (limited to 'sysdeps')
40 files changed, 259 insertions, 147 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h b/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h index 3cfd887c39..ce96501bdb 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h @@ -66,6 +66,9 @@ for C type-checking purposes. */ #define __OFF_T_MATCHES_OFF64_T 1 +/* And for __rlim_t and __rlim64_t. */ +#define __RLIM_T_MATCHES_RLIM64_T 1 + /* Number of descriptors that can fit in an `fd_set'. */ #define __FD_SETSIZE 1024 diff --git a/sysdeps/unix/sysv/linux/arm/Makefile b/sysdeps/unix/sysv/linux/arm/Makefile index 270cb73f70..b9b8f71721 100644 --- a/sysdeps/unix/sysv/linux/arm/Makefile +++ b/sysdeps/unix/sysv/linux/arm/Makefile @@ -12,10 +12,6 @@ ifeq ($(subdir),signal) sysdep_routines += sigrestorer endif -ifeq ($(subdir),resource) -sysdep_routines += oldgetrlimit64 -endif - ifeq ($(subdir),stdlib) gen-as-const-headers += ucontext_i.sym endif diff --git a/sysdeps/unix/sysv/linux/arm/getrlimit64.c b/sysdeps/unix/sysv/linux/arm/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/arm/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c b/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c deleted file mode 100644 index 6e25b021ab..0000000000 --- a/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c +++ /dev/null @@ -1 +0,0 @@ -/* Empty. */ diff --git a/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c deleted file mode 100644 index 4c27e957bf..0000000000 --- a/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c b/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c deleted file mode 100644 index 6e25b021ab..0000000000 --- a/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c +++ /dev/null @@ -1 +0,0 @@ -/* Empty. */ diff --git a/sysdeps/unix/sysv/linux/generic/bits/typesizes.h b/sysdeps/unix/sysv/linux/generic/bits/typesizes.h index c31bba2f7c..f7766c788e 100644 --- a/sysdeps/unix/sysv/linux/generic/bits/typesizes.h +++ b/sysdeps/unix/sysv/linux/generic/bits/typesizes.h @@ -70,6 +70,11 @@ /* Same for ino_t and ino64_t. */ # define __INO_T_MATCHES_INO64_T 1 + +/* And for __rlim_t and __rlim64_t. */ +# define __RLIM_T_MATCHES_RLIM64_T 1 +#else +# define __RLIM_T_MATCHES_RLIM64_T 0 #endif /* Number of descriptors that can fit in an `fd_set'. */ diff --git a/sysdeps/unix/sysv/linux/generic/wordsize-32/syscalls.list b/sysdeps/unix/sysv/linux/generic/wordsize-32/syscalls.list index f055c68519..b775008a37 100644 --- a/sysdeps/unix/sysv/linux/generic/wordsize-32/syscalls.list +++ b/sysdeps/unix/sysv/linux/generic/wordsize-32/syscalls.list @@ -1,7 +1,5 @@ # File name Caller Syscall name # args Strong name Weak names # rlimit APIs -getrlimit - getrlimit i:ip __getrlimit getrlimit -setrlimit - setrlimit i:ip __setrlimit setrlimit prlimit64 EXTRA prlimit64 i:iipp prlimit64 fanotify_mark EXTRA fanotify_mark i:iiiiis fanotify_mark diff --git a/sysdeps/unix/sysv/linux/getrlimit.c b/sysdeps/unix/sysv/linux/getrlimit.c new file mode 100644 index 0000000000..bd340fb73e --- /dev/null +++ b/sysdeps/unix/sysv/linux/getrlimit.c @@ -0,0 +1,56 @@ +/* Linux getrlimit implementation (32 bits rlim_t). + Copyright (C) 2016 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/>. */ + +#include <errno.h> +#include <sys/resource.h> +#include <sys/types.h> +#include <shlib-compat.h> + +#if !__RLIM_T_MATCHES_RLIM64_T + +/* The __NR_getrlimit compatibility implementation is required iff + __NR_ugetrlimit is also defined (meaning an old broken RLIM_INFINITY + definition). */ +# ifndef __NR_ugetrlimit +# define __NR_ugetrlimit __NR_getrlimit +# undef SHLIB_COMPAT +# define SHLIB_COMPAT(a, b, c) 0 +# endif + +int +__new_getrlimit (enum __rlimit_resource resource, struct rlimit *rlim) +{ + return INLINE_SYSCALL_CALL (ugetrlimit, resource, rlim); +} +weak_alias (__new_getrlimit, __getrlimit) +hidden_weak (__getrlimit) + +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) +/* Back compatible 2Gig limited rlimit. */ +int +__old_getrlimit (enum __rlimit_resource resource, struct rlimit *rlim) +{ + return INLINE_SYSCALL_CALL (getrlimit, resource, rlim); +} +compat_symbol (libc, __old_getrlimit, getrlimit, GLIBC_2_0); +versioned_symbol (libc, __new_getrlimit, getrlimit, GLIBC_2_2); +# else +weak_alias (__new_getrlimit, getrlimit) +# endif + +#endif /* __RLIM_T_MATCHES_RLIM64_T */ diff --git a/sysdeps/unix/sysv/linux/getrlimit64.c b/sysdeps/unix/sysv/linux/getrlimit64.c index d055a7f839..cb3d0080d8 100644 --- a/sysdeps/unix/sysv/linux/getrlimit64.c +++ b/sysdeps/unix/sysv/linux/getrlimit64.c @@ -1,4 +1,5 @@ -/* Copyright (C) 2010-2016 Free Software Foundation, Inc. +/* Linux getrlimit64 implementation (64 bits rlim_t). + Copyright (C) 2010-2016 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 @@ -16,29 +17,46 @@ <http://www.gnu.org/licenses/>. */ #include <errno.h> -#include <sys/resource.h> #include <sys/types.h> -#include <sysdep.h> -#include <kernel-features.h> +#include <shlib-compat.h> + +/* Add this redirection so the strong_alias for __RLIM_T_MATCHES_RLIM64_T + linking getlimit64 to {__}getrlimit does not throw a type error. */ +#undef getrlimit +#undef __getrlimit +#define getrlimit getrlimit_redirect +#define __getrlimit __getrlimit_redirect +#include <sys/resource.h> +#undef getrlimit +#undef __getrlimit /* Put the soft and hard limits for RESOURCE in *RLIMITS. Returns 0 if successful, -1 if not (and sets errno). */ int __getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits) { -#ifdef __ASSUME_PRLIMIT64 - return INLINE_SYSCALL (prlimit64, 4, 0, resource, NULL, rlimits); -#else -# ifdef __NR_prlimit64 - int res = INLINE_SYSCALL (prlimit64, 4, 0, resource, NULL, rlimits); +#ifdef __NR_prlimit64 + int res = INLINE_SYSCALL_CALL (prlimit64, 0, resource, NULL, rlimits); if (res == 0 || errno != ENOSYS) return res; +#endif + +/* The fallback code only makes sense if the platform supports either + __NR_ugetrlimit and/or __NR_getrlimit. */ +#if defined (__NR_ugetrlimit) || defined (__NR_getrlimit) +# ifndef __NR_ugetrlimit +# define __NR_ugetrlimit __NR_getrlimit # endif +# if __RLIM_T_MATCHES_RLIM64_T +# define rlimits32 (*rlimits) +# else struct rlimit rlimits32; +# endif - if (__getrlimit (resource, &rlimits32) < 0) + if (INLINE_SYSCALL_CALL (ugetrlimit, resource, &rlimits32) < 0) return -1; +# if !__RLIM_T_MATCHES_RLIM64_T if (rlimits32.rlim_cur == RLIM_INFINITY) rlimits->rlim_cur = RLIM64_INFINITY; else @@ -47,12 +65,56 @@ __getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits) rlimits->rlim_max = RLIM64_INFINITY; else rlimits->rlim_max = rlimits32.rlim_max; +# endif /* !__RLIM_T_MATCHES_RLIM64_T */ +#endif /* defined (__NR_ugetrlimit) || defined (__NR_getrlimit) */ return 0; -#endif } libc_hidden_def (__getrlimit64) -#ifndef getrlimit64 + +#if __RLIM_T_MATCHES_RLIM64_T +/* If both rlim_t and rlimt64_t are essentially the same type we can use + alias both interfaces. */ +strong_alias (__getrlimit64, __GI_getrlimit) +strong_alias (__getrlimit64, __GI___getrlimit) +strong_alias (__getrlimit64, __getrlimit) +weak_alias (__getrlimit64, getrlimit) +/* And there is no need for compat symbols. */ +# undef SHLIB_COMPAT +# define SHLIB_COMPAT(a, b, c) 0 +#endif + +#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_2) +/* Back compatible 2GiB limited rlimit. */ +extern int __new_getrlimit (enum __rlimit_resource, struct rlimit *); + +int +attribute_compat_text_section +__old_getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits) +{ +# if __RLIM_T_MATCHES_RLIM64_T +# define rlimits32 (*rlimits) +# else + struct rlimit rlimits32; +# endif + + if (__new_getrlimit (resource, &rlimits32) < 0) + return -1; + + if (rlimits32.rlim_cur == RLIM_INFINITY) + rlimits->rlim_cur = RLIM64_INFINITY >> 1; + else + rlimits->rlim_cur = rlimits32.rlim_cur; + if (rlimits32.rlim_max == RLIM_INFINITY) + rlimits->rlim_max = RLIM64_INFINITY >> 1; + else + rlimits->rlim_max = rlimits32.rlim_max; + + return 0; +} +versioned_symbol (libc, __getrlimit64, getrlimit64, GLIBC_2_2); +compat_symbol (libc, __old_getrlimit64, getrlimit64, GLIBC_2_1); +#else weak_alias (__getrlimit64, getrlimit64) libc_hidden_weak (getrlimit64) #endif diff --git a/sysdeps/unix/sysv/linux/hppa/getrlimit64.c b/sysdeps/unix/sysv/linux/hppa/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/hppa/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/hppa/syscalls.list b/sysdeps/unix/sysv/linux/hppa/syscalls.list index 1f3dfb01e8..a95c3ddf18 100644 --- a/sysdeps/unix/sysv/linux/hppa/syscalls.list +++ b/sysdeps/unix/sysv/linux/hppa/syscalls.list @@ -31,8 +31,6 @@ shutdown - shutdown i:ii __shutdown shutdown socket - socket i:iii __socket socket socketpair - socketpair i:iiif __socketpair socketpair -setrlimit - setrlimit i:ip __setrlimit setrlimit -getrlimit - getrlimit i:ip __getrlimit getrlimit prlimit64 EXTRA prlimit64 i:iipp __prlimit64 prlimit64@@GLIBC_2.17 fanotify_mark EXTRA fanotify_mark i:iiiiis __fanotify_mark fanotify_mark@@GLIBC_2.19 personality EXTRA personality Ei:i __personality personality diff --git a/sysdeps/unix/sysv/linux/i386/Makefile b/sysdeps/unix/sysv/linux/i386/Makefile index 2596cdfbb2..9609752256 100644 --- a/sysdeps/unix/sysv/linux/i386/Makefile +++ b/sysdeps/unix/sysv/linux/i386/Makefile @@ -49,10 +49,6 @@ libpthread-sysdep_routines += libc-do-syscall libpthread-shared-only-routines += libc-do-syscall endif -ifeq ($(subdir),resource) -sysdep_routines += oldgetrlimit64 -endif - ifeq ($(subdir),stdlib) gen-as-const-headers += ucontext_i.sym endif diff --git a/sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c deleted file mode 100644 index ad86a07203..0000000000 --- a/sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c +++ /dev/null @@ -1,57 +0,0 @@ -/* Copyright (C) 1991-2016 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/>. */ - -/* This is a compatibility file. If we don't build the libc with - versioning don't compile this file. */ -#include <shlib-compat.h> -#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_2) - -#include <errno.h> -#include <sys/resource.h> -#include <sys/types.h> - -extern int __new_getrlimit (enum __rlimit_resource, struct rlimit *); -extern int __old_getrlimit64 (enum __rlimit_resource resource, - struct rlimit64 *rlimits); - - -/* Put the soft and hard limits for RESOURCE in *RLIMITS. - Returns 0 if successful, -1 if not (and sets errno). */ -int -attribute_compat_text_section -__old_getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits) -{ - struct rlimit rlimits32; - - if (__new_getrlimit (resource, &rlimits32) < 0) - return -1; - - if (rlimits32.rlim_cur == RLIM_INFINITY) - rlimits->rlim_cur = RLIM64_INFINITY >> 1; - else - rlimits->rlim_cur = rlimits32.rlim_cur; - if (rlimits32.rlim_max == RLIM_INFINITY) - rlimits->rlim_max = RLIM64_INFINITY >> 1; - else - rlimits->rlim_max = rlimits32.rlim_max; - - return 0; -} - -compat_symbol (libc, __old_getrlimit64, getrlimit64, GLIBC_2_1); - -#endif /* SHLIB_COMPAT */ diff --git a/sysdeps/unix/sysv/linux/i386/syscalls.list b/sysdeps/unix/sysv/linux/i386/syscalls.list index 6282ff8e2f..145393f780 100644 --- a/sysdeps/unix/sysv/linux/i386/syscalls.list +++ b/sysdeps/unix/sysv/linux/i386/syscalls.list @@ -18,8 +18,6 @@ setfsuid - setfsuid32 Ei:i setfsuid modify_ldt EXTRA modify_ldt i:ipi __modify_ldt modify_ldt vm86old EXTRA vm86old i:p __vm86old vm86@GLIBC_2.0 vm86 - vm86 i:ip __vm86 vm86@@GLIBC_2.3.4 -oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 -setrlimit - setrlimit i:ip __setrlimit setrlimit@GLIBC_2.0 setrlimit@@GLIBC_2.2 waitpid - waitpid Ci:ipi __waitpid waitpid prlimit64 EXTRA prlimit64 i:iipp prlimit64 diff --git a/sysdeps/unix/sysv/linux/m68k/Makefile b/sysdeps/unix/sysv/linux/m68k/Makefile index 61c355ac2a..5c50ce6927 100644 --- a/sysdeps/unix/sysv/linux/m68k/Makefile +++ b/sysdeps/unix/sysv/linux/m68k/Makefile @@ -18,7 +18,3 @@ sysdep-rtld-routines += m68k-vdso sysdep-others += lddlibc4 install-bin += lddlibc4 endif - -ifeq ($(subdir),resource) -sysdep_routines += oldgetrlimit64 -endif diff --git a/sysdeps/unix/sysv/linux/m68k/getrlimit64.c b/sysdeps/unix/sysv/linux/m68k/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/syscalls.list b/sysdeps/unix/sysv/linux/m68k/m680x0/syscalls.list deleted file mode 100644 index b0ad68936d..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/m680x0/syscalls.list +++ /dev/null @@ -1,4 +0,0 @@ -# File name Caller Syscall name Args Strong name Weak names - -oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 -setrlimit - setrlimit i:ip __setrlimit setrlimit@GLIBC_2.0 setrlimit@@GLIBC_2.2 diff --git a/sysdeps/unix/sysv/linux/m68k/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/m68k/oldgetrlimit64.c deleted file mode 100644 index 4c27e957bf..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/oldgetrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/powerpc/getrlimit64.c b/sysdeps/unix/sysv/linux/powerpc/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/powerpc/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/powerpc/oldgetrlimit64.c deleted file mode 100644 index 4c27e957bf..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/oldgetrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/Makefile b/sysdeps/unix/sysv/linux/powerpc/powerpc32/Makefile index 84324aa7e1..3d6c150582 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/Makefile +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/Makefile @@ -1,6 +1,2 @@ # See Makeconfig regarding the use of default-abi. default-abi := 32 - -ifeq ($(subdir),resource) -sysdep_routines += oldgetrlimit64 -endif diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list b/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list index 451d50884b..931374776a 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list @@ -3,10 +3,6 @@ chown - chown i:sii __chown chown@@GLIBC_2.1 lchown - lchown i:sii __lchown lchown@@GLIBC_2.0 chown@GLIBC_2.0 -# System calls with wrappers. -oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 -setrlimit - setrlimit i:ip __setrlimit setrlimit@GLIBC_2.0 setrlimit@@GLIBC_2.2 - # Due to 64bit alignment there is a dummy second parameter readahead - readahead i:iiiii __readahead readahead diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list b/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list deleted file mode 100644 index 6ba6f9b1e9..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list +++ /dev/null @@ -1,3 +0,0 @@ -# File name Caller Syscall name # args Strong name Weak names - -getrlimit - ugetrlimit i:ip __getrlimit getrlimit getrlimit64 __getrlimit64 diff --git a/sysdeps/unix/sysv/linux/s390/bits/typesizes.h b/sysdeps/unix/sysv/linux/s390/bits/typesizes.h index 7ee0cef9fb..62b2418fef 100644 --- a/sysdeps/unix/sysv/linux/s390/bits/typesizes.h +++ b/sysdeps/unix/sysv/linux/s390/bits/typesizes.h @@ -75,6 +75,11 @@ /* Same for ino_t and ino64_t. */ # define __INO_T_MATCHES_INO64_T 1 + +/* And for __rlim_t and __rlim64_t. */ +# define __RLIM_T_MATCHES_RLIM64_T 1 +#else +# define __RLIM_T_MATCHES_RLIM64_T 0 #endif /* Number of descriptors that can fit in an `fd_set'. */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/Makefile b/sysdeps/unix/sysv/linux/s390/s390-32/Makefile index 626a96f04f..da3b3c76b4 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/Makefile +++ b/sysdeps/unix/sysv/linux/s390/s390-32/Makefile @@ -10,10 +10,6 @@ ifeq ($(subdir),misc) sysdep_headers += sys/elf.h endif -ifeq ($(subdir),resource) -sysdep_routines += oldgetrlimit64 -endif - ifeq ($(subdir),elf) ifeq (yes,$(build-shared)) # This is needed to support g++ v2 and v3. diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/getrlimit64.c b/sysdeps/unix/sysv/linux/s390/s390-32/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-32/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/s390/s390-32/oldgetrlimit64.c deleted file mode 100644 index 4c27e957bf..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-32/oldgetrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/syscalls.list b/sysdeps/unix/sysv/linux/s390/s390-32/syscalls.list index 141b16523d..300b13dd01 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/syscalls.list +++ b/sysdeps/unix/sysv/linux/s390/s390-32/syscalls.list @@ -15,9 +15,6 @@ getgroups - getgroups32 i:ip __getgroups getgroups setfsgid - setfsgid32 Ei:i setfsgid setfsuid - setfsuid32 Ei:i setfsuid -oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 -setrlimit - setrlimit i:ip __setrlimit setrlimit@GLIBC_2.0 setrlimit@@GLIBC_2.2 - prlimit64 EXTRA prlimit64 i:iipp prlimit64 fanotify_mark EXTRA fanotify_mark i:iiiiis fanotify_mark personality EXTRA personality Ei:i __personality personality diff --git a/sysdeps/unix/sysv/linux/setrlimit.c b/sysdeps/unix/sysv/linux/setrlimit.c new file mode 100644 index 0000000000..78a3c33738 --- /dev/null +++ b/sysdeps/unix/sysv/linux/setrlimit.c @@ -0,0 +1,64 @@ +/* Linux setrlimit implementation (32 bits off_t). + Copyright (C) 2016 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/>. */ + +#include <errno.h> +#include <sys/resource.h> +#include <sys/types.h> +#include <shlib-compat.h> + +#if !__RLIM_T_MATCHES_RLIM64_T + +/* The compatibility symbol is meant to match the old __NR_getrlimit syscall + (with broken RLIM_INFINITY definition). It should be provided iff + __NR_getrlimit and __NR_ugetrlimit are both defined. */ +# ifndef __NR_ugetrlimit +# undef SHLIB_COMPAT +# define SHLIB_COMPAT(a, b, c) 0 +# endif + +int +__setrlimit (enum __rlimit_resource resource, const struct rlimit *rlim) +{ +# ifdef __NR_prlimit64 + struct rlimit64 rlim64; + + if (rlim->rlim_cur == RLIM_INFINITY) + rlim64.rlim_cur = RLIM64_INFINITY; + else + rlim64.rlim_cur = rlim->rlim_cur; + if (rlim->rlim_max == RLIM_INFINITY) + rlim64.rlim_max = RLIM64_INFINITY; + else + rlim64.rlim_max = rlim->rlim_max; + + int res = INLINE_SYSCALL_CALL (prlimit64, 0, resource, &rlim64, NULL); + if (res == 0 || errno != ENOSYS) + return res; +# endif + return INLINE_SYSCALL_CALL (setrlimit, resource, rlim); +} + +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) +strong_alias (__setrlimit, __setrlimit_1) +compat_symbol (libc, __setrlimit, setrlimit, GLIBC_2_0); +versioned_symbol (libc, __setrlimit_1, setrlimit, GLIBC_2_2); +# else +weak_alias (__setrlimit, setrlimit) +# endif + +#endif /* __RLIM_T_MATCHES_RLIM64_T */ diff --git a/sysdeps/unix/sysv/linux/setrlimit64.c b/sysdeps/unix/sysv/linux/setrlimit64.c index 5f444d2ae7..8d2f7c6e53 100644 --- a/sysdeps/unix/sysv/linux/setrlimit64.c +++ b/sysdeps/unix/sysv/linux/setrlimit64.c @@ -1,4 +1,5 @@ -/* Copyright (C) 2010-2016 Free Software Foundation, Inc. +/* Linux setrlimit64 implementation (64 bits off_t). + Copyright (C) 2010-2016 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 @@ -16,25 +17,37 @@ <http://www.gnu.org/licenses/>. */ #include <errno.h> -#include <sys/resource.h> #include <sys/types.h> -#include <sysdep.h> -#include <kernel-features.h> +#include <shlib-compat.h> + +/* Add this redirection so the strong_alias for __RLIM_T_MATCHES_RLIM64_T + linking setlimit64 to {__}setrlimit does not throw a type error. */ +#undef settrlimit +#undef __sttrlimit +#define setrlimit setrlimit_redirect +#define __setrlimit __setrlimit_redirect +#include <sys/resource.h> +#undef setrlimit +#undef __setrlimit /* Set the soft and hard limits for RESOURCE to *RLIMITS. Only the super-user can increase hard limits. Return 0 if successful, -1 if not (and sets errno). */ int -setrlimit64 (enum __rlimit_resource resource, const struct rlimit64 *rlimits) +__setrlimit64 (enum __rlimit_resource resource, const struct rlimit64 *rlimits) { -#ifdef __ASSUME_PRLIMIT64 - return INLINE_SYSCALL (prlimit64, 4, 0, resource, rlimits, NULL); -#else -# ifdef __NR_prlimit64 - int res = INLINE_SYSCALL (prlimit64, 4, 0, resource, rlimits, NULL); + int res; + +#ifdef __NR_prlimit64 + res = INLINE_SYSCALL_CALL (prlimit64, 0, resource, rlimits, NULL); if (res == 0 || errno != ENOSYS) return res; -# endif +#endif + +/* The fallback code only makes sense if the platform supports + __NR_setrlimit. */ +#ifdef __NR_setrlimit +# if !__RLIM_T_MATCHES_RLIM64_T struct rlimit rlimits32; if (rlimits->rlim_cur >= RLIM_INFINITY) @@ -45,7 +58,18 @@ setrlimit64 (enum __rlimit_resource resource, const struct rlimit64 *rlimits) rlimits32.rlim_max = RLIM_INFINITY; else rlimits32.rlim_max = rlimits->rlim_max; +# else +# define rlimits32 (*rlimits) +# endif - return __setrlimit (resource, &rlimits32); + res = INLINE_SYSCALL_CALL (setrlimit, resource, &rlimits32); #endif + + return res; } +weak_alias (__setrlimit64, setrlimit64) + +#if __RLIM_T_MATCHES_RLIM64_T +strong_alias (__setrlimit64, __setrlimit) +weak_alias (__setrlimit64, setrlimit) +#endif diff --git a/sysdeps/unix/sysv/linux/sh/getrlimit64.c b/sysdeps/unix/sysv/linux/sh/getrlimit64.c deleted file mode 100644 index fef018f471..0000000000 --- a/sysdeps/unix/sysv/linux/sh/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h b/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h index f98dd83f93..705c8773b3 100644 --- a/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h +++ b/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h @@ -69,6 +69,11 @@ /* Same for ino_t and ino64_t. */ # define __INO_T_MATCHES_INO64_T 1 + +/* And for __rlim_t and __rlim64_t. */ +# define __RLIM_T_MATCHES_RLIM64_T 1 +#else +# define __RLIM_T_MATCHES_RLIM64_T 0 #endif /* Number of descriptors that can fit in an `fd_set'. */ diff --git a/sysdeps/unix/sysv/linux/i386/getrlimit64.c b/sysdeps/unix/sysv/linux/sparc/getrlimit64.c index 7f3d227beb..3a198521b6 100644 --- a/sysdeps/unix/sysv/linux/i386/getrlimit64.c +++ b/sysdeps/unix/sysv/linux/sparc/getrlimit64.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1999-2016 Free Software Foundation, Inc. +/* Linux getrlimit64 sparc32 implementation (64 bits rlim_t). + Copyright (C) 2016 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 @@ -15,11 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#define getrlimit64 __new_getrlimit64 +#include <shlib-compat.h> -#include "../getrlimit64.c" +#undef SHLIB_COMPAT +#define SHLIB_COMPAT(a,b,c) 0 -#undef getrlimit64 -#include <shlib-compat.h> -versioned_symbol (libc, __getrlimit64, getrlimit64, GLIBC_2_2); -strong_alias (__getrlimit64, __GI_getrlimit64) +#include <sysdeps/unix/sysv/linux/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list b/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list index 6240cd3a52..0b6095ffab 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list @@ -4,8 +4,6 @@ chown - chown32 i:sii __chown chown lchown - lchown32 i:sii __lchown lchown fchown - fchown32 i:iii __fchown fchown -setrlimit - setrlimit 2 __setrlimit setrlimit -getrlimit - getrlimit 2 __getrlimit getrlimit getegid - getegid32 Ei: __getegid getegid geteuid - geteuid32 Ei: __geteuid geteuid getgid - getgid32 Ei: __getgid getgid diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 7ae2541f8f..68af897e39 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -26,7 +26,6 @@ getpmsg - getpmsg i:ipppp getpmsg getppid - getppid Ei: __getppid getppid getresuid - getresuid i:ppp getresuid getresgid - getresgid i:ppp getresgid -getrlimit - ugetrlimit i:ip __new_getrlimit __getrlimit getrlimit@@GLIBC_2.2 getsid - getsid i:i getsid init_module EXTRA init_module 5 init_module inotify_add_watch EXTRA inotify_add_watch i:isi inotify_add_watch diff --git a/sysdeps/unix/sysv/linux/wordsize-64/getrlimit64.c b/sysdeps/unix/sysv/linux/wordsize-64/getrlimit64.c deleted file mode 100644 index 9feab0e6b8..0000000000 --- a/sysdeps/unix/sysv/linux/wordsize-64/getrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -/* getrlimit64 is the same as getrlimit. */ diff --git a/sysdeps/unix/sysv/linux/wordsize-64/setrlimit64.c b/sysdeps/unix/sysv/linux/wordsize-64/setrlimit64.c deleted file mode 100644 index 8edcff0086..0000000000 --- a/sysdeps/unix/sysv/linux/wordsize-64/setrlimit64.c +++ /dev/null @@ -1 +0,0 @@ -/* setrlimit64 is the same as setrlimit. */ diff --git a/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list b/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list index 99236ba9bf..e71cd7b156 100644 --- a/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list +++ b/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list @@ -3,8 +3,6 @@ fstatfs - fstatfs i:ip __fstatfs fstatfs fstatfs64 __fstatfs64 statfs - statfs i:sp __statfs statfs statfs64 mmap - mmap b:aniiii __mmap mmap __mmap64 mmap64 -getrlimit - getrlimit i:ip __getrlimit getrlimit getrlimit64 __getrlimit64 -setrlimit - setrlimit i:ip __setrlimit setrlimit setrlimit64 readahead - readahead i:iii __readahead readahead sendfile - sendfile i:iipi sendfile sendfile64 sync_file_range - sync_file_range Ci:iiii sync_file_range diff --git a/sysdeps/unix/sysv/linux/x86/bits/typesizes.h b/sysdeps/unix/sysv/linux/x86/bits/typesizes.h index 5817ef3f86..1fd90d3e85 100644 --- a/sysdeps/unix/sysv/linux/x86/bits/typesizes.h +++ b/sysdeps/unix/sysv/linux/x86/bits/typesizes.h @@ -81,6 +81,11 @@ /* Same for ino_t and ino64_t. */ # define __INO_T_MATCHES_INO64_T 1 + +/* And for __rlim_t and __rlim64_t. */ +# define __RLIM_T_MATCHES_RLIM64_T 1 +#else +# define __RLIM_T_MATCHES_RLIM64_T 0 #endif /* Number of descriptors that can fit in an `fd_set'. */ |