diff options
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/dirent.h | 9 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/stat.h | 48 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/types.h | 56 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/fxstat64.c | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/kernel_stat.h | 26 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/lxstat64.c | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/xstat64.c | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/xstatconv.c | 90 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/stat.h | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/fxstat.c | 74 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/lxstat.c | 74 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/xstat.c | 74 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/xstatconv.c | 83 |
15 files changed, 331 insertions, 209 deletions
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist index bdc333a5af..cfe5202ba1 100644 --- a/sysdeps/unix/sysv/linux/Dist +++ b/sysdeps/unix/sysv/linux/Dist @@ -48,3 +48,4 @@ sys/sysmacros.h sys/timex.h sys/user.h sys/vt.h +xstatconv.c diff --git a/sysdeps/unix/sysv/linux/alpha/Dist b/sysdeps/unix/sysv/linux/alpha/Dist index ae71c2feb3..ebbf300eac 100644 --- a/sysdeps/unix/sysv/linux/alpha/Dist +++ b/sysdeps/unix/sysv/linux/alpha/Dist @@ -12,3 +12,4 @@ kernel_termios.h sys/acct.h sys/io.h sys/procfs.h +xstatconv.c \ No newline at end of file diff --git a/sysdeps/unix/sysv/linux/alpha/bits/dirent.h b/sysdeps/unix/sysv/linux/alpha/bits/dirent.h index 4d717e4194..a371a552ff 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/dirent.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/dirent.h @@ -19,10 +19,14 @@ #ifndef _BITS_DIRENT_H #define _BITS_DIRENT_H 1 -/* We don't have to make a difference for __USE_FILE_OFFSET64. */ struct dirent { - long int d_ino; +#ifdef __USE_FILE_OFFSET64 + __ino64_t d_ino; +#else + __ino_t d_ino; + int __pad; +#endif __off_t d_off; unsigned short int d_reclen; unsigned char d_type; @@ -30,6 +34,7 @@ struct dirent }; #ifdef __USE_LARGEFILE64 +/* Note dirent64 is the same as dirent. */ struct dirent64 { __ino64_t d_ino; diff --git a/sysdeps/unix/sysv/linux/alpha/bits/stat.h b/sysdeps/unix/sysv/linux/alpha/bits/stat.h index cc2a2eac90..de8752ea8b 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/stat.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/stat.h @@ -24,9 +24,10 @@ #define _BITS_STAT_H 1 /* Versions of the `struct stat' data structure. */ -#define _STAT_VER_LINUX_OLD 0 -#define _STAT_VER_LINUX 1 -#define _STAT_VER _STAT_VER_LINUX +#define _STAT_VER_KERNEL 0 +#define _STAT_VER_GLIBC2 1 +#define _STAT_VER_GLIBC2_1 2 +#define _STAT_VER _STAT_VER_GLIBC2_1 /* Versions of the `xmknod' interface. */ #define _MKNOD_VER_LINUX 0 @@ -34,7 +35,12 @@ struct stat { __dev_t st_dev; /* Device. */ +#ifdef __USE_FILE_OFFSET64 + __ino64_t st_ino; /* File serial number. */ +#else __ino_t st_ino; /* File serial number. */ + int __pad1; +#endif __mode_t st_mode; /* File mode. */ __nlink_t st_nlink; /* Link count. */ __uid_t st_uid; /* User ID of the file's owner. */ @@ -44,13 +50,45 @@ struct stat __time_t st_atime; /* Time of last access. */ __time_t st_mtime; /* Time of last modification. */ __time_t st_ctime; /* Time of last status change. */ +#ifdef __USE_FILE_OFFSET64 + __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ +#else + __blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */ + int __pad2; +#endif unsigned int st_blksize; /* Optimal block size for I/O. */ -#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */ - __blkcnt_t st_blocks; /* Nr. of 512-byte blocks allocated. */ unsigned int st_flags; unsigned int st_gen; + int __pad3; + long __unused[4]; }; +#ifdef __USE_LARGEFILE64 +/* Note stat64 is the same shape as stat. */ +struct stat64 + { + __dev_t st_dev; /* Device. */ + __ino64_t st_ino; /* File serial number. */ + __mode_t st_mode; /* File mode. */ + __nlink_t st_nlink; /* Link count. */ + __uid_t st_uid; /* User ID of the file's owner. */ + __gid_t st_gid; /* Group ID of the file's group.*/ + __dev_t st_rdev; /* Device number, if device. */ + __off_t st_size; /* Size of file, in bytes. */ + __time_t st_atime; /* Time of last access. */ + __time_t st_mtime; /* Time of last modification. */ + __time_t st_ctime; /* Time of last status change. */ + __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ + unsigned int st_blksize; /* Optimal block size for I/O. */ + unsigned int st_flags; + unsigned int st_gen; + int __pad3; + long __unused[4]; + }; +#endif + +#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */ + /* Encoding of the file mode. */ #define __S_IFMT 0170000 /* These bits determine file type. */ diff --git a/sysdeps/unix/sysv/linux/alpha/bits/types.h b/sysdeps/unix/sysv/linux/alpha/bits/types.h index cf2668a0e6..b9e6dd779a 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/types.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/types.h @@ -42,18 +42,26 @@ typedef signed long int __int64_t; typedef unsigned long int __uint64_t; typedef __quad_t *__qaddr_t; -typedef __u_long __dev_t; /* Type of device numbers. */ -typedef __u_int __uid_t; /* Type of user identifications. */ -typedef __u_int __gid_t; /* Type of group identifications. */ -typedef __u_int __ino_t; /* Type of file serial numbers. */ -typedef __u_int __mode_t; /* Type of file attribute bitmasks. */ -typedef __u_int __nlink_t; /* Type of file link counts. */ -typedef long int __off_t; /* Type of file sizes and offsets. */ -typedef __quad_t __loff_t; /* Type of file sizes and offsets. */ -typedef int __pid_t; /* Type of process identifications. */ -typedef long int __ssize_t; /* Type of a byte count, or error. */ -typedef long int __rlim_t; /* Type of resource counts. */ -typedef long int __rlim64_t; /* Type of resource counts (LFS). */ +typedef __uint64_t __dev_t; /* Type of device numbers. */ +typedef __uint32_t __uid_t; /* Type of user identifications. */ +typedef __uint32_t __gid_t; /* Type of group identifications. */ +typedef __uint32_t __ino_t; /* Type of file serial numbers. */ +typedef __uint64_t __ino64_t; /* "" (LFS) */ +typedef __uint32_t __mode_t; /* Type of file attribute bitmasks. */ +typedef __uint32_t __nlink_t; /* Type of file link counts. */ +typedef __int64_t __off_t; /* Type of file sizes and offsets. */ +typedef __int64_t __off64_t; /* "" (LFS) */ +typedef __int64_t __loff_t; /* Type of file sizes and offsets. */ +typedef __int32_t __pid_t; /* Type of process identifications. */ +typedef __int64_t __ssize_t; /* Type of a byte count, or error. */ +typedef __int64_t __rlim_t; /* Type of resource counts. */ +typedef __int64_t __rlim64_t; /* "" (LFS) */ +typedef __int32_t __blkcnt_t; /* Type to count nr disk blocks. */ +typedef __int64_t __blkcnt64_t; /* "" (LFS) */ +typedef __uint32_t __fsblkcnt_t; /* Type to count file system blocks. */ +typedef __uint64_t __fsblkcnt64_t; /* "" (LFS) */ +typedef __uint64_t __fsfilcnt_t; /* Type to count file system inodes. */ +typedef __uint64_t __fsfilcnt64_t; /* "" (LFS) */ typedef struct { @@ -61,12 +69,12 @@ typedef struct } __fsid_t; /* Type of file system IDs. */ /* Everythin' else. */ -typedef int __daddr_t; /* The type of a disk address. */ -typedef char *__caddr_t; +typedef int __daddr_t; /* Type of a disk address. */ +typedef char *__caddr_t; /* Type of a core address. */ typedef long int __time_t; typedef long int __swblk_t; /* Type of a swap block maybe? */ - typedef long int __clock_t; +typedef int __key_t; /* Type of a SYSV IPC key. */ /* One element in the file descriptor mask array. */ typedef unsigned long int __fd_mask; @@ -91,22 +99,4 @@ typedef struct __fd_mask fds_bits[__FD_SETSIZE / __NFDBITS]; } __fd_set; - -typedef int __key_t; - - -/* Types from the Large File Support interface. */ - -/* Type to count number os disk blocks. */ -typedef int __blkcnt_t; -typedef __quad_t __blkcnt64_t; - -/* Type to count file system blocks. */ -typedef unsigned int __fsblkcnt_t; -typedef __u_quad_t __fsblkcnt64_t; - -/* Type to count file system inodes. */ -typedef unsigned long int __fsfilcnt_t; -typedef __u_quad_t __fsfilcnt64_t; - #endif /* bits/types.h */ diff --git a/sysdeps/unix/sysv/linux/alpha/fxstat64.c b/sysdeps/unix/sysv/linux/alpha/fxstat64.c new file mode 100644 index 0000000000..9eff9ebeb7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/fxstat64.c @@ -0,0 +1 @@ +/* fxstat64 is in fxstat.c */ diff --git a/sysdeps/unix/sysv/linux/alpha/kernel_stat.h b/sysdeps/unix/sysv/linux/alpha/kernel_stat.h index 7109677269..2633b42525 100644 --- a/sysdeps/unix/sysv/linux/alpha/kernel_stat.h +++ b/sysdeps/unix/sysv/linux/alpha/kernel_stat.h @@ -1,4 +1,4 @@ -/* Definition of `struct stat' used in the kernel.. */ +/* Definition of `struct stat' used in the kernel. */ struct kernel_stat { unsigned int st_dev; @@ -17,3 +17,27 @@ struct kernel_stat unsigned int st_flags; unsigned int st_gen; }; + +/* Definition of `struct stat' used by glibc 2.0. */ +struct glibc2_stat + { + __dev_t st_dev; + __ino_t st_ino; + __mode_t st_mode; + __nlink_t st_nlink; + __uid_t st_uid; + __gid_t st_gid; + __dev_t st_rdev; + __off_t st_size; + __time_t st_atime; + __time_t st_mtime; + __time_t st_ctime; + unsigned int st_blksize; + int st_blocks; + unsigned int st_flags; + unsigned int st_gen; + }; + +extern int __xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf); + +#define XSTAT_IS_XSTAT64 1 diff --git a/sysdeps/unix/sysv/linux/alpha/lxstat64.c b/sysdeps/unix/sysv/linux/alpha/lxstat64.c new file mode 100644 index 0000000000..bb5dbd0fff --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/lxstat64.c @@ -0,0 +1 @@ +/* lxstat64 is in lxstat.c */ diff --git a/sysdeps/unix/sysv/linux/alpha/xstat64.c b/sysdeps/unix/sysv/linux/alpha/xstat64.c new file mode 100644 index 0000000000..e7acd3b45e --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/xstat64.c @@ -0,0 +1 @@ +/* xstat64 is in xstat.c */ diff --git a/sysdeps/unix/sysv/linux/alpha/xstatconv.c b/sysdeps/unix/sysv/linux/alpha/xstatconv.c new file mode 100644 index 0000000000..d1005e7302 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/xstatconv.c @@ -0,0 +1,90 @@ +/* Convert between the kernel's `struct stat' format, and libc's. + Copyright (C) 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <string.h> + + +static inline int +xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf) +{ + switch (vers) + { + case _STAT_VER_KERNEL: + /* Nothing to do. The struct is in the form the kernel expects. + We should have short-circuted before we got here, but for + completeness... */ + memcpy ((struct kernel_stat *) ubuf, kbuf, sizeof (*kbuf)); + break; + + case _STAT_VER_GLIBC2: + { + struct glibc2_stat *buf = ubuf; + + buf->st_dev = kbuf->st_dev; + buf->st_ino = kbuf->st_ino; + buf->st_mode = kbuf->st_mode; + buf->st_nlink = kbuf->st_nlink; + buf->st_uid = kbuf->st_uid; + buf->st_gid = kbuf->st_gid; + buf->st_rdev = kbuf->st_rdev; + buf->st_size = kbuf->st_size; + buf->st_atime = kbuf->st_atime; + buf->st_mtime = kbuf->st_mtime; + buf->st_ctime = kbuf->st_ctime; + buf->st_blksize = kbuf->st_blksize; + buf->st_blocks = kbuf->st_blocks; + buf->st_flags = kbuf->st_flags; + buf->st_gen = kbuf->st_gen; + } + break; + + case _STAT_VER_GLIBC2_1: + { + struct stat64 *buf = ubuf; + + buf->st_dev = kbuf->st_dev; + buf->st_ino = kbuf->st_ino; + buf->st_mode = kbuf->st_mode; + buf->st_nlink = kbuf->st_nlink; + buf->st_uid = kbuf->st_uid; + buf->st_gid = kbuf->st_gid; + buf->st_rdev = kbuf->st_rdev; + buf->st_size = kbuf->st_size; + buf->st_atime = kbuf->st_atime; + buf->st_mtime = kbuf->st_mtime; + buf->st_ctime = kbuf->st_ctime; + buf->st_blocks = kbuf->st_blocks; + buf->st_blksize = kbuf->st_blksize; + buf->st_flags = kbuf->st_flags; + buf->st_gen = kbuf->st_gen; + buf->__pad3 = 0; + buf->__unused[0] = 0; + buf->__unused[1] = 0; + buf->__unused[2] = 0; + buf->__unused[3] = 0; + } + break; + + default: + __set_errno (EINVAL); + return -1; + } + + return 0; +} diff --git a/sysdeps/unix/sysv/linux/bits/stat.h b/sysdeps/unix/sysv/linux/bits/stat.h index aab025890c..1b98448ff4 100644 --- a/sysdeps/unix/sysv/linux/bits/stat.h +++ b/sysdeps/unix/sysv/linux/bits/stat.h @@ -25,6 +25,7 @@ /* Versions of the `struct stat' data structure. */ #define _STAT_VER_LINUX_OLD 1 +#define _STAT_VER_KERNEL 1 #define _STAT_VER_SVR4 2 #define _STAT_VER_LINUX 3 #define _STAT_VER _STAT_VER_LINUX /* The one defined below. */ diff --git a/sysdeps/unix/sysv/linux/fxstat.c b/sysdeps/unix/sysv/linux/fxstat.c index 5aa02dcac8..afed300267 100644 --- a/sysdeps/unix/sysv/linux/fxstat.c +++ b/sysdeps/unix/sysv/linux/fxstat.c @@ -17,76 +17,38 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc + will complain since they don't strictly match. */ +#define __fxstat64 __fxstat64_disable + #include <errno.h> #include <stddef.h> #include <sys/stat.h> - #include <kernel_stat.h> +#include <xstatconv.c> + extern int __syscall_fstat (int, struct kernel_stat *); -/* Get information about the file descriptor FD in BUF. */ +/* Get information about the file FD in BUF. */ int __fxstat (int vers, int fd, struct stat *buf) { struct kernel_stat kbuf; int result; - switch (vers) - { - case _STAT_VER_LINUX_OLD: - /* Nothing to do. The struct is in the form the kernel expects - it to be. */ - result = __syscall_fstat (fd, (struct kernel_stat *) buf); - break; - - case _STAT_VER_LINUX: - /* Do the system call. */ - result = __syscall_fstat (fd, &kbuf); - - /* Convert to current kernel version of `struct stat'. */ - buf->st_dev = kbuf.st_dev; -#ifdef _HAVE___PAD1 - buf->__pad1 = 0; -#endif - buf->st_ino = kbuf.st_ino; - buf->st_mode = kbuf.st_mode; - buf->st_nlink = kbuf.st_nlink; - buf->st_uid = kbuf.st_uid; - buf->st_gid = kbuf.st_gid; - buf->st_rdev = kbuf.st_rdev; -#ifdef _HAVE___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf.st_size; - buf->st_blksize = kbuf.st_blksize; - buf->st_blocks = kbuf.st_blocks; - buf->st_atime = kbuf.st_atime; -#ifdef _HAVE___UNUSED1 - buf->__unused1 = 0; -#endif - buf->st_mtime = kbuf.st_mtime; -#ifdef _HAVE___UNUSED2 - buf->__unused2 = 0; -#endif - buf->st_ctime = kbuf.st_ctime; -#ifdef _HAVE___UNUSED3 - buf->__unused3 = 0; -#endif -#ifdef _HAVE___UNUSED4 - buf->__unused4 = 0; -#endif -#ifdef _HAVE___UNUSED5 - buf->__unused5 = 0; -#endif - break; + if (vers == _STAT_VER_KERNEL) + return __syscall_fstat (fd, (struct kernel_stat *) buf); - default: - __set_errno (EINVAL); - result = -1; - break; - } + result = __syscall_fstat (fd, &kbuf); + if (result == 0) + result = xstat_conv (vers, &kbuf, buf); return result; } -weak_alias (__fxstat, _fxstat) + +weak_alias (__fxstat, _fxstat); +#ifdef XSTAT_IS_XSTAT64 +#undef __fxstat64 +strong_alias (__fxstat, __fxstat64); +#endif diff --git a/sysdeps/unix/sysv/linux/lxstat.c b/sysdeps/unix/sysv/linux/lxstat.c index 11c9038646..7fbe14e138 100644 --- a/sysdeps/unix/sysv/linux/lxstat.c +++ b/sysdeps/unix/sysv/linux/lxstat.c @@ -1,4 +1,4 @@ -/* lxstat using old-style Unix fstat system call. +/* lxstat using old-style Unix lstat system call. Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -17,12 +17,17 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc + will complain since they don't strictly match. */ +#define __lxstat64 __lxstat64_disable + #include <errno.h> #include <stddef.h> #include <sys/stat.h> - #include <kernel_stat.h> +#include <xstatconv.c> + extern int __syscall_lstat (const char *, struct kernel_stat *); /* Get information about the file NAME in BUF. */ @@ -32,61 +37,18 @@ __lxstat (int vers, const char *name, struct stat *buf) struct kernel_stat kbuf; int result; - switch (vers) - { - case _STAT_VER_LINUX_OLD: - /* Nothing to do. The struct is in the form the kernel expects - it to be. */ - result = __syscall_lstat (name, (struct kernel_stat *) buf); - break; - - case _STAT_VER_LINUX: - /* Do the system call. */ - result = __syscall_lstat (name, &kbuf); - - /* Convert to current kernel version of `struct stat'. */ - buf->st_dev = kbuf.st_dev; -#ifdef _HAVE___PAD1 - buf->__pad1 = 0; -#endif - buf->st_ino = kbuf.st_ino; - buf->st_mode = kbuf.st_mode; - buf->st_nlink = kbuf.st_nlink; - buf->st_uid = kbuf.st_uid; - buf->st_gid = kbuf.st_gid; - buf->st_rdev = kbuf.st_rdev; -#ifdef _HAVE___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf.st_size; - buf->st_blksize = kbuf.st_blksize; - buf->st_blocks = kbuf.st_blocks; - buf->st_atime = kbuf.st_atime; -#ifdef _HAVE___UNUSED1 - buf->__unused1 = 0; -#endif - buf->st_mtime = kbuf.st_mtime; -#ifdef _HAVE___UNUSED2 - buf->__unused2 = 0; -#endif - buf->st_ctime = kbuf.st_ctime; -#ifdef _HAVE___UNUSED3 - buf->__unused3 = 0; -#endif -#ifdef _HAVE___UNUSED4 - buf->__unused4 = 0; -#endif -#ifdef _HAVE___UNUSED5 - buf->__unused5 = 0; -#endif - break; + if (vers == _STAT_VER_KERNEL) + return __syscall_lstat (name, (struct kernel_stat *) buf); - default: - __set_errno (EINVAL); - result = -1; - break; - } + result = __syscall_lstat (name, &kbuf); + if (result == 0) + result = xstat_conv (vers, &kbuf, buf); return result; } -weak_alias (__lxstat, _lxstat) + +weak_alias (__lxstat, _lxstat); +#ifdef XSTAT_IS_XSTAT64 +#undef __lxstat64 +strong_alias (__lxstat, __lxstat64); +#endif diff --git a/sysdeps/unix/sysv/linux/xstat.c b/sysdeps/unix/sysv/linux/xstat.c index aa120f5193..85328574cf 100644 --- a/sysdeps/unix/sysv/linux/xstat.c +++ b/sysdeps/unix/sysv/linux/xstat.c @@ -1,4 +1,4 @@ -/* xstat using old-style Unix fstat system call. +/* xstat using old-style Unix stat system call. Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -17,12 +17,17 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc + will complain since they don't strictly match. */ +#define __xstat64 __xstat64_disable + #include <errno.h> #include <stddef.h> #include <sys/stat.h> - #include <kernel_stat.h> +#include <xstatconv.c> + extern int __syscall_stat (const char *, struct kernel_stat *); /* Get information about the file NAME in BUF. */ @@ -32,61 +37,18 @@ __xstat (int vers, const char *name, struct stat *buf) struct kernel_stat kbuf; int result; - switch (vers) - { - case _STAT_VER_LINUX_OLD: - /* Nothing to do. The struct is in the form the kernel expects - it to be. */ - result = __syscall_stat (name, (struct kernel_stat *) buf); - break; - - case _STAT_VER_LINUX: - /* Do the system call. */ - result = __syscall_stat (name, &kbuf); - - /* Convert to current kernel version of `struct stat'. */ - buf->st_dev = kbuf.st_dev; -#ifdef _HAVE___PAD1 - buf->__pad1 = 0; -#endif - buf->st_ino = kbuf.st_ino; - buf->st_mode = kbuf.st_mode; - buf->st_nlink = kbuf.st_nlink; - buf->st_uid = kbuf.st_uid; - buf->st_gid = kbuf.st_gid; - buf->st_rdev = kbuf.st_rdev; -#ifdef _HAVE___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf.st_size; - buf->st_blksize = kbuf.st_blksize; - buf->st_blocks = kbuf.st_blocks; - buf->st_atime = kbuf.st_atime; -#ifdef _HAVE___UNUSED1 - buf->__unused1 = 0; -#endif - buf->st_mtime = kbuf.st_mtime; -#ifdef _HAVE___UNUSED2 - buf->__unused2 = 0; -#endif - buf->st_ctime = kbuf.st_ctime; -#ifdef _HAVE___UNUSED3 - buf->__unused3 = 0; -#endif -#ifdef _HAVE___UNUSED4 - buf->__unused4 = 0; -#endif -#ifdef _HAVE___UNUSED5 - buf->__unused5 = 0; -#endif - break; + if (vers == _STAT_VER_KERNEL) + return __syscall_stat (name, (struct kernel_stat *) buf); - default: - __set_errno (EINVAL); - result = -1; - break; - } + result = __syscall_stat (name, &kbuf); + if (result == 0) + result = xstat_conv (vers, &kbuf, buf); return result; } -weak_alias (__xstat, _xstat) + +weak_alias (__xstat, _xstat); +#ifdef XSTAT_IS_XSTAT64 +#undef __xstat64 +strong_alias (__xstat, __xstat64); +#endif diff --git a/sysdeps/unix/sysv/linux/xstatconv.c b/sysdeps/unix/sysv/linux/xstatconv.c new file mode 100644 index 0000000000..06a28cce30 --- /dev/null +++ b/sysdeps/unix/sysv/linux/xstatconv.c @@ -0,0 +1,83 @@ +/* Convert between the kernel's `struct stat' format, and libc's. + Copyright (C) 1991, 1995, 1996, 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <string.h> + + +static inline int +xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf) +{ + switch (vers) + { + case _STAT_VER_KERNEL: + /* Nothing to do. The struct is in the form the kernel expects. + We should have short-circuted before we got here, but for + completeness... */ + memcpy ((struct kernel_stat *) ubuf, kbuf, sizeof (*kbuf)); + break; + + case _STAT_VER_LINUX: + { + struct stat *buf = ubuf; + + /* Convert to current kernel version of `struct stat'. */ + buf->st_dev = kbuf->st_dev; +#ifdef _HAVE___PAD1 + buf->__pad1 = 0; +#endif + buf->st_ino = kbuf->st_ino; + buf->st_mode = kbuf->st_mode; + buf->st_nlink = kbuf->st_nlink; + buf->st_uid = kbuf->st_uid; + buf->st_gid = kbuf->st_gid; + buf->st_rdev = kbuf->st_rdev; +#ifdef _HAVE___PAD2 + buf->__pad2 = 0; +#endif + buf->st_size = kbuf->st_size; + buf->st_blksize = kbuf->st_blksize; + buf->st_blocks = kbuf->st_blocks; + buf->st_atime = kbuf->st_atime; +#ifdef _HAVE___UNUSED1 + buf->__unused1 = 0; +#endif + buf->st_mtime = kbuf->st_mtime; +#ifdef _HAVE___UNUSED2 + buf->__unused2 = 0; +#endif + buf->st_ctime = kbuf->st_ctime; +#ifdef _HAVE___UNUSED3 + buf->__unused3 = 0; +#endif +#ifdef _HAVE___UNUSED4 + buf->__unused4 = 0; +#endif +#ifdef _HAVE___UNUSED5 + buf->__unused5 = 0; +#endif + } + break; + + default: + __set_errno (EINVAL); + return -1; + } + + return 0; +} |