2007-08-01 Jakub Jelinek * sysdeps/unix/sysv/linux/i386/syscalls.list (fallocate): Add fallocate syscall as __fallocate64. * sysdeps/unix/sysv/linux/i386/posix_fallocate.c: New file. * sysdeps/unix/sysv/linux/i386/posix_fallocate64.c: New file. 2007-07-31 Jakub Jelinek * sysdeps/unix/sysv/linux/posix_fallocate.c (posix_fallocate): Fix syscall arguments count. --- libc/sysdeps/unix/sysv/linux/posix_fallocate.c.jj 2007-07-31 21:19:06.000000000 +0200 +++ libc/sysdeps/unix/sysv/linux/posix_fallocate.c 2007-07-31 21:19:06.000000000 +0200 @@ -39,7 +39,7 @@ posix_fallocate (int fd, __off_t offset, # endif { INTERNAL_SYSCALL_DECL (err); - int res = INTERNAL_SYSCALL (fallocate, err, 4, fd, 0, + int res = INTERNAL_SYSCALL (fallocate, err, 6, fd, 0, __LONG_LONG_PAIR (offset >> 31, offset), __LONG_LONG_PAIR (len >> 31, len)); --- libc/sysdeps/unix/sysv/linux/i386/syscalls.list.jj 2005-12-20 08:52:13.000000000 +0100 +++ libc/sysdeps/unix/sysv/linux/i386/syscalls.list 2007-08-01 11:33:03.000000000 +0200 @@ -6,3 +6,4 @@ vm86 - vm86 i:ip __vm86 vm86@@GLIBC_2 oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 oldsetrlimit EXTRA setrlimit i:ip __old_setrlimit setrlimit@GLIBC_2.0 waitpid - waitpid Ci:ipi __waitpid waitpid __libc_waitpid +fallocate64 EXTRA fallocate Vi:iiiiii __fallocate64 --- libc/sysdeps/unix/sysv/linux/i386/posix_fallocate.c.jj 2007-08-01 11:14:15.000000000 +0200 +++ libc/sysdeps/unix/sysv/linux/i386/posix_fallocate.c 2007-08-01 11:34:04.000000000 +0200 @@ -0,0 +1,58 @@ +/* Copyright (C) 2007 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + +#define posix_fallocate static internal_fallocate +#include +#undef posix_fallocate + +#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate +int __have_fallocate attribute_hidden; +#endif + +extern int __fallocate64 (int fd, int mode, __off64_t offset, __off64_t len) + attribute_hidden; + +/* Reserve storage for the data of the file associated with FD. */ +int +posix_fallocate (int fd, __off_t offset, __off_t len) +{ +#ifdef __NR_fallocate +# ifndef __ASSUME_FALLOCATE + if (__builtin_expect (__have_fallocate >= 0, 1)) +# endif + { + int res = __fallocate64 (fd, 0, offset, len); + if (! res) + return 0; + +# ifndef __ASSUME_FALLOCATE + if (__builtin_expect (res == ENOSYS, 0)) + __have_fallocate = -1; + else +# endif + if (res != EOPNOTSUPP) + return res; + } +#endif + + return internal_fallocate (fd, offset, len); +} --- libc/sysdeps/unix/sysv/linux/i386/posix_fallocate64.c.jj 2007-08-01 11:14:18.000000000 +0200 +++ libc/sysdeps/unix/sysv/linux/i386/posix_fallocate64.c 2007-08-01 11:34:22.000000000 +0200 @@ -0,0 +1,61 @@ +/* Copyright (C) 2007 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + +extern int __posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len); +#define __posix_fallocate64_l64 static internal_fallocate64 +#include +#undef __posix_fallocate64_l64 + +#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate +/* Defined in posix_fallocate.c. */ +extern int __have_fallocate attribute_hidden; +#endif + +extern int __fallocate64 (int fd, int mode, __off64_t offset, __off64_t len) + attribute_hidden; + +/* Reserve storage for the data of the file associated with FD. */ +int +__posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len) +{ +#ifdef __NR_fallocate +# ifndef __ASSUME_FALLOCATE + if (__builtin_expect (__have_fallocate >= 0, 1)) +# endif + { + int res = __fallocate64 (fd, 0, offset, len); + + if (! res) + return 0; + +# ifndef __ASSUME_FALLOCATE + if (__builtin_expect (res == ENOSYS, 0)) + __have_fallocate = -1; + else +# endif + if (res != EOPNOTSUPP) + return res; + } +#endif + + return internal_fallocate64 (fd, offset, len); +}