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Clean up MIPS ftruncate64/truncate64.
This commit is contained in:
Joseph Myers
parent
21ed706977
commit
dc2a97c6ed
@ -1,3 +1,28 @@
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2012-05-19 Joseph Myers <joseph@codesourcery.com>
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* sysdeps/unix/sysv/linux/mips/ftruncate64.c: Move to ...
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* sysdeps/unix/sysv/linux/mips/mips32/ftruncate64.c: ... here.
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(kernel-features.h): Don't include.
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[__NR_ftruncate64]: Make code unconditional.
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[!__NR_ftruncate64]: Remove conditional code.
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[!__ASSUME_TRUNCATE64_SYSCALL]: Likewise.
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* sysdeps/unix/sysv/linux/mips/truncate64.c: Move to ...
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* sysdeps/unix/sysv/linux/mips/mips32/truncate64.c: ... here.
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(kernel-features.h): Don't include.
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[__NR_truncate64]: Make code unconditional.
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[!__NR_truncate64]: Remove conditional code.
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[!__ASSUME_TRUNCATE64_SYSCALL]: Likewise.
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* sysdeps/unix/sysv/linux/mips/mips64/syscalls.list (ftruncate):
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Add syscall.
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(truncate): Likewise.
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* sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list
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(ftruncate): Remove syscall.
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(truncate): Likewise.
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* sysdeps/unix/sysv/linux/mips/mips64/n32/ftruncate64.c: Move to ...
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* sysdeps/unix/sysv/linux/mips/mips64/ftruncate64.c: ... here.
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* sysdeps/unix/sysv/linux/mips/mips64/n32/truncate64.c: Move to ...
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* sysdeps/unix/sysv/linux/mips/mips64/truncate64.c: ... here.
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2012-05-16 Joseph Myers <joseph@codesourcery.com>
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* sysdeps/unix/sysv/linux/mips/bits/stat.h (struct stat)
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@ -1,75 +0,0 @@
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/* Copyright (C) 1997,1998,1999,2000,2001,2002,2003,2005,2006
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <errno.h>
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#include <endian.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <kernel-features.h>
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#ifdef __NR_ftruncate64
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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/* The variable is shared between all wrappers around *truncate64 calls. */
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extern int __have_no_truncate64;
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#endif
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/* Truncate the file FD refers to to LENGTH bytes. */
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int
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__ftruncate64 (int fd, off64_t length)
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{
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if (! __have_no_truncate64)
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#endif
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{
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unsigned int low = length & 0xffffffff;
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unsigned int high = length >> 32;
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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int saved_errno = errno;
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#endif
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int result = INLINE_SYSCALL (ftruncate64, 4, fd, 0,
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__LONG_LONG_PAIR (high, low));
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if (result != -1 || errno != ENOSYS)
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#endif
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return result;
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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__set_errno (saved_errno);
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__have_no_truncate64 = 1;
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#endif
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}
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if ((off_t) length != length)
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{
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__set_errno (EINVAL);
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return -1;
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}
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return __ftruncate (fd, (off_t) length);
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#endif
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}
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weak_alias (__ftruncate64, ftruncate64)
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#else
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/* Use the generic implementation. */
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# include <misc/ftruncate64.c>
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#endif
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36
sysdeps/unix/sysv/linux/mips/mips32/ftruncate64.c
Normal file
36
sysdeps/unix/sysv/linux/mips/mips32/ftruncate64.c
Normal file
@ -0,0 +1,36 @@
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/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <errno.h>
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#include <endian.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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/* Truncate the file FD refers to to LENGTH bytes. */
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int
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__ftruncate64 (int fd, off64_t length)
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{
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unsigned int low = length & 0xffffffff;
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unsigned int high = length >> 32;
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int result = INLINE_SYSCALL (ftruncate64, 4, fd, 0,
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__LONG_LONG_PAIR (high, low));
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return result;
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}
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weak_alias (__ftruncate64, ftruncate64)
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36
sysdeps/unix/sysv/linux/mips/mips32/truncate64.c
Normal file
36
sysdeps/unix/sysv/linux/mips/mips32/truncate64.c
Normal file
@ -0,0 +1,36 @@
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/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <endian.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <bp-checks.h>
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/* Truncate the file FD refers to to LENGTH bytes. */
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int
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truncate64 (const char *path, off64_t length)
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{
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unsigned int low = length & 0xffffffff;
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unsigned int high = length >> 32;
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int result = INLINE_SYSCALL (truncate64, 4, CHECK_STRING (path), 0,
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__LONG_LONG_PAIR (high, low));
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return result;
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}
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@ -2,8 +2,6 @@
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readahead - readahead i:iii __readahead readahead
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sync_file_range - sync_file_range Ci:iiii sync_file_range
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ftruncate - ftruncate i:ii __ftruncate ftruncate ftruncate64 __ftruncate64
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truncate - truncate i:si truncate truncate64
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prlimit64 EXTRA prlimit64 i:iipp prlimit64
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@ -2,6 +2,9 @@
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lseek - lseek Ci:iii __libc_lseek __lseek lseek __llseek llseek __libc_lseek64 __lseek64 lseek64
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ftruncate - ftruncate i:ii __ftruncate ftruncate ftruncate64 __ftruncate64
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truncate - truncate i:si truncate truncate64
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# Semaphore and shm system calls. msgctl, shmctl, and semctl have C
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# wrappers (to set __IPC_64).
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msgget - msgget i:ii __msgget msgget
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@ -1,75 +0,0 @@
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/* Copyright (C) 1997,1998,1999,2000,2002,2003,2005,2006
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <endian.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <bp-checks.h>
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#include <kernel-features.h>
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#ifdef __NR_truncate64
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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/* The variable is shared between all wrappers around *truncate64 calls. */
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int __have_no_truncate64;
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#endif
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/* Truncate the file FD refers to to LENGTH bytes. */
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int
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truncate64 (const char *path, off64_t length)
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{
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if (! __have_no_truncate64)
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#endif
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{
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unsigned int low = length & 0xffffffff;
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unsigned int high = length >> 32;
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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int saved_errno = errno;
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#endif
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int result = INLINE_SYSCALL (truncate64, 4, CHECK_STRING (path), 0,
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__LONG_LONG_PAIR (high, low));
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if (result != -1 || errno != ENOSYS)
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#endif
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return result;
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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__set_errno (saved_errno);
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__have_no_truncate64 = 1;
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#endif
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}
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#ifndef __ASSUME_TRUNCATE64_SYSCALL
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if ((off_t) length != length)
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{
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__set_errno (EINVAL);
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return -1;
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}
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return truncate (path, (off_t) length);
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#endif
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}
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#else
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/* Use the generic implementation. */
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# include <misc/truncate64.c>
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#endif
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