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authorEric Andersen <andersen@codepoet.org>2004-03-30 09:08:58 +0000
committerEric Andersen <andersen@codepoet.org>2004-03-30 09:08:58 +0000
commit1236631700ba5e8f00d20c848cc425257c21f531 (patch)
tree5ae21af9774c93bca57613c8520f4593cbde89ef
parent75eb90f28882ca26cdb0af190ae9986720b26467 (diff)
downloadbusybox-1236631700ba5e8f00d20c848cc425257c21f531.tar.gz
The fdisk llseek junk was redundant, since both uClibc and glibc
automatically promote lseek and friends to their 64 bit counterparts when CONFIG_LFS is enabled, since it enables __USE_FILE_OFFSET64
-rw-r--r--util-linux/Config.in3
-rw-r--r--util-linux/fdisk.c79
2 files changed, 8 insertions, 74 deletions
diff --git a/util-linux/Config.in b/util-linux/Config.in
index c97e5c436..6972591cc 100644
--- a/util-linux/Config.in
+++ b/util-linux/Config.in
@@ -74,14 +74,13 @@ config CONFIG_FDISK
can be used to list and edit the set of partitions or BSD style
'disk slices' that are defined on a hard drive.
-if !CONFIG_LFS
config FDISK_SUPPORT_LARGE_DISKS
bool " support over 4GB disks"
default y
depends on CONFIG_FDISK
+ select CONFIG_LFS
help
Enable this option to support large disks > 4GB.
-endif
config CONFIG_FEATURE_FDISK_WRITABLE
bool " Write support"
diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c
index f35aeb9f3..e9ef5cee3 100644
--- a/util-linux/fdisk.c
+++ b/util-linux/fdisk.c
@@ -93,7 +93,7 @@
#endif
-#if defined(CONFIG_LFS) || defined(FDISK_SUPPORT_LARGE_DISKS) || defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
+#if defined(CONFIG_LFS) || defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
typedef long long fdisk_loff_t;
#else
typedef long fdisk_loff_t;
@@ -846,71 +846,6 @@ typedef struct {
#define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \
: (uint32_t)(x))
-#if defined(CONFIG_LFS) || defined(FDISK_SUPPORT_LARGE_DISKS)
-/*
- * llseek.c -- stub calling the llseek system call
- *
- * Copyright (C) 1994 Remy Card. This file may be redistributed
- * under the terms of the GNU Public License.
- */
-
-
-#if defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
-
-#define my_llseek lseek
-
-#else
-
-#include <syscall.h>
-
-static fdisk_loff_t my_llseek (unsigned int f_d, fdisk_loff_t offset,
- unsigned int origin)
-{
- fdisk_loff_t result;
- int retval;
-
- retval = syscall(__NR__llseek, f_d, (unsigned long)(((unsigned long long) offset) >> 32),
- (unsigned long)(((unsigned long long) offset) & 0xffffffff),
- &result, origin);
- return (retval == -1 ? (fdisk_loff_t) retval : result);
-}
-
-#endif /* __alpha__ */
-
-
-static fdisk_loff_t fdisk_llseek (unsigned int f_d, fdisk_loff_t offset,
- unsigned int origin)
-{
- fdisk_loff_t result;
- static int do_compat = 0;
-
- if (!do_compat) {
- result = my_llseek (f_d, offset, origin);
- if (!(result == -1 && errno == ENOSYS))
- return result;
-
- /*
- * Just in case this code runs on top of an old kernel
- * which does not support the llseek system call
- */
- do_compat = 1;
- /*
- * Now try ordinary lseek.
- */
- }
-
- if ((sizeof(off_t) >= sizeof(fdisk_loff_t)) ||
- (offset < ((fdisk_loff_t) 1 << ((sizeof(off_t)*8) -1))))
- return lseek(f_d, (off_t) offset, origin);
-
- errno = EINVAL;
- return -1;
-}
-#else
-# define fdisk_llseek lseek
-#endif /* FDISK_SUPPORT_LARGE_DISKS */
-
-
#ifdef CONFIG_FEATURE_OSF_LABEL
/*
@@ -1437,7 +1372,7 @@ xbsd_write_bootstrap (void)
sector = get_start_sect(xbsd_part);
#endif
- if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
+ if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
fdisk_fatal (unable_to_seek);
if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE))
fdisk_fatal (unable_to_write);
@@ -1605,7 +1540,7 @@ xbsd_readlabel (struct partition *p, struct xbsd_disklabel *d)
sector = 0;
#endif
- if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
+ if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE, SEEK_SET) == -1)
fdisk_fatal (unable_to_seek);
if (BSD_BBSIZE != read (fd, disklabelbuffer, BSD_BBSIZE))
fdisk_fatal (unable_to_read);
@@ -1651,12 +1586,12 @@ xbsd_writelabel (struct partition *p, struct xbsd_disklabel *d)
#if defined (__alpha__) && BSD_LABELSECTOR == 0
alpha_bootblock_checksum (disklabelbuffer);
- if (fdisk_llseek (fd, (fdisk_loff_t) 0, SEEK_SET) == -1)
+ if (lseek (fd, (fdisk_loff_t) 0, SEEK_SET) == -1)
fdisk_fatal (unable_to_seek);
if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE))
fdisk_fatal (unable_to_write);
#else
- if (fdisk_llseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE + BSD_LABELOFFSET,
+ if (lseek (fd, (fdisk_loff_t) sector * SECTOR_SIZE + BSD_LABELOFFSET,
SEEK_SET) == -1)
fdisk_fatal (unable_to_seek);
if (sizeof (struct xbsd_disklabel) != write (fd, d, sizeof (struct xbsd_disklabel)))
@@ -2083,7 +2018,7 @@ sgi_write_table(void) {
*/
sgiinfo *info = fill_sgiinfo();
int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start);
- if (fdisk_llseek(fd, (long long)infostartblock*
+ if (lseek(fd, (long long)infostartblock*
SECTOR_SIZE, SEEK_SET) < 0)
fdisk_fatal(unable_to_seek);
if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
@@ -3467,7 +3402,7 @@ static void fdisk_fatal(enum failure why) {
static void
seek_sector(uint secno) {
fdisk_loff_t offset = (fdisk_loff_t) secno * sector_size;
- if (fdisk_llseek(fd, offset, SEEK_SET) == (fdisk_loff_t) -1)
+ if (lseek(fd, offset, SEEK_SET) == (fdisk_loff_t) -1)
fdisk_fatal(unable_to_seek);
}