forked from pool/util-linux
235 lines
7.4 KiB
Diff
235 lines
7.4 KiB
Diff
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--- fdisk/Makefile
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+++ fdisk/Makefile
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@@ -39,7 +39,7 @@
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endif
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endif
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-cfdisk: cfdisk.o llseek.o disksize.o i386_sys_types.o $(LIB)/xstrncpy.o
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+cfdisk: cfdisk.o disksize.o i386_sys_types.o $(LIB)/xstrncpy.o
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ifeq "$(HAVE_SLANG)" "yes"
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$(CC) $(LDFLAGS) $^ -o $@ $(LIBSLANG)
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else
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@@ -55,7 +55,7 @@
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rm -f activate
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ln -s sfdisk activate
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-fdisk: fdisk.o llseek.o disksize.o fdiskbsdlabel.o fdisksgilabel.o fdisksunlabel.o \
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+fdisk: fdisk.o disksize.o fdiskbsdlabel.o fdisksgilabel.o fdisksunlabel.o \
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fdiskmaclabel.o fdiskaixlabel.o i386_sys_types.o partname.o
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fdisk.o: fdisk.c fdisk.h
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fdiskbsdlabel.o: fdiskbsdlabel.c fdisk.h fdiskbsdlabel.h
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--- fdisk/cfdisk.c
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+++ fdisk/cfdisk.c
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@@ -84,9 +84,6 @@
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#include "xstrncpy.h"
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#include "common.h"
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-extern long long ext2_llseek(unsigned int fd, long long offset,
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- unsigned int origin);
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-
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#define VERSION UTIL_LINUX_VERSION
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#define DEFAULT_DEVICE "/dev/hda"
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@@ -552,7 +549,7 @@
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static void
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read_sector(char *buffer, long long sect_num) {
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- if (ext2_llseek(fd, sect_num*SECTOR_SIZE, SEEK_SET) < 0)
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+ if (lseek(fd, sect_num*SECTOR_SIZE, SEEK_SET) < 0)
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fatal(_("Cannot seek on disk drive"), 2);
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if (read(fd, buffer, SECTOR_SIZE) != SECTOR_SIZE)
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fatal(_("Cannot read disk drive"), 2);
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@@ -560,7 +557,7 @@
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static void
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write_sector(char *buffer, long long sect_num) {
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- if (ext2_llseek(fd, sect_num*SECTOR_SIZE, SEEK_SET) < 0)
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+ if (lseek(fd, sect_num*SECTOR_SIZE, SEEK_SET) < 0)
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fatal(_("Cannot seek on disk drive"), 2);
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if (write(fd, buffer, SECTOR_SIZE) != SECTOR_SIZE)
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fatal(_("Cannot write disk drive"), 2);
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@@ -587,7 +584,7 @@
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long long offset;
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offset = (p_info[i].first_sector + p_info[i].offset) * SECTOR_SIZE;
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- if (ext2_llseek(fd, offset, SEEK_SET) == offset
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+ if (lseek(fd, offset, SEEK_SET) == offset
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&& read(fd, §or, sizeof(sector)) == sizeof(sector)) {
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dos_copy_to_info(p_info[i].ostype, OSTYPESZ,
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sector+DOS_OSTYPE_OFFSET, DOS_OSTYPE_SZ);
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@@ -672,7 +669,7 @@
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offset = (p_info[i].first_sector + p_info[i].offset) * SECTOR_SIZE
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+ 1024;
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- if (ext2_llseek(fd, offset, SEEK_SET) == offset
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+ if (lseek(fd, offset, SEEK_SET) == offset
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&& read(fd, &e2fsb, sizeof(e2fsb)) == sizeof(e2fsb)
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&& e2fsb.s_magic[0] + (e2fsb.s_magic[1]<<8) == EXT2_SUPER_MAGIC) {
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label = e2fsb.s_volume_name;
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@@ -688,7 +685,7 @@
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}
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offset = (p_info[i].first_sector + p_info[i].offset) * SECTOR_SIZE + 0;
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- if (ext2_llseek(fd, offset, SEEK_SET) == offset
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+ if (lseek(fd, offset, SEEK_SET) == offset
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&& read(fd, &xfsb, sizeof(xfsb)) == sizeof(xfsb)
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&& !strncmp(xfsb.s_magic, XFS_SUPER_MAGIC, 4)) {
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label = xfsb.s_fname;
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@@ -702,7 +699,7 @@
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/* jfs? */
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offset = (p_info[i].first_sector + p_info[i].offset) * SECTOR_SIZE
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+ JFS_SUPER1_OFF;
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- if (ext2_llseek(fd, offset, SEEK_SET) == offset
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+ if (lseek(fd, offset, SEEK_SET) == offset
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&& read(fd, &jfsb, sizeof(jfsb)) == sizeof(jfsb)
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&& !strncmp(jfsb.s_magic, JFS_MAGIC, strlen(JFS_MAGIC))) {
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label = jfsb.s_label;
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@@ -716,7 +713,7 @@
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/* reiserfs? */
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offset = (p_info[i].first_sector + p_info[i].offset) * SECTOR_SIZE
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+ REISERFS_DISK_OFFSET_IN_BYTES;
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- if (ext2_llseek(fd, offset, SEEK_SET) == offset
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+ if (lseek(fd, offset, SEEK_SET) == offset
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&& read(fd, &reiserfsb, sizeof(reiserfsb)) == sizeof(reiserfsb)
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&& has_reiserfs_magic_string(&reiserfsb, &reiserfs_is_3_6)) {
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if (reiserfs_is_3_6) {
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--- fdisk/fdiskbsdlabel.c
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+++ fdisk/fdiskbsdlabel.c
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@@ -566,7 +566,7 @@
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sector = get_start_sect(xbsd_part);
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#endif
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- if (ext2_llseek (fd, (long long) sector * SECTOR_SIZE, SEEK_SET) == -1)
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+ if (lseek (fd, (long long) sector * SECTOR_SIZE, SEEK_SET) == -1)
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fatal (unable_to_seek);
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if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE))
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fatal (unable_to_write);
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@@ -735,7 +735,7 @@
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sector = 0;
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#endif
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- if (ext2_llseek (fd, (long long) sector * SECTOR_SIZE, SEEK_SET) == -1)
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+ if (lseek (fd, (long long) sector * SECTOR_SIZE, SEEK_SET) == -1)
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fatal (unable_to_seek);
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if (BSD_BBSIZE != read (fd, disklabelbuffer, BSD_BBSIZE))
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fatal (unable_to_read);
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@@ -781,12 +781,12 @@
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#if defined (__alpha__) && BSD_LABELSECTOR == 0
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alpha_bootblock_checksum (disklabelbuffer);
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- if (ext2_llseek (fd, (long long) 0, SEEK_SET) == -1)
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+ if (lseek (fd, (long long) 0, SEEK_SET) == -1)
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fatal (unable_to_seek);
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if (BSD_BBSIZE != write (fd, disklabelbuffer, BSD_BBSIZE))
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fatal (unable_to_write);
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#else
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- if (ext2_llseek (fd, (long long) sector * SECTOR_SIZE + BSD_LABELOFFSET,
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+ if (lseek (fd, (long long) sector * SECTOR_SIZE + BSD_LABELOFFSET,
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SEEK_SET) == -1)
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fatal (unable_to_seek);
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if (sizeof (struct xbsd_disklabel) != write (fd, d, sizeof (struct xbsd_disklabel)))
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--- fdisk/fdisksgilabel.c
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+++ fdisk/fdisksgilabel.c
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@@ -379,7 +379,7 @@
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*/
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sgiinfo *info = fill_sgiinfo();
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int infostartblock = SSWAP32(sgilabel->directory[0].vol_file_start);
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- if (ext2_llseek(fd, (long long)infostartblock*
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+ if (lseek(fd, (long long)infostartblock*
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SECTOR_SIZE, SEEK_SET) < 0)
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fatal(unable_to_seek);
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if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
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--- fdisk/llseek.c
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+++ fdisk/llseek.c
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@@ -13,31 +13,12 @@
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extern long long ext2_llseek (unsigned int, long long, unsigned int);
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#ifdef __linux__
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-
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-#ifdef HAVE_LLSEEK
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-#include <syscall.h>
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-
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-#else /* HAVE_LLSEEK */
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-
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-#if defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
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-
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-#define my_llseek lseek
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-
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-#else
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-#include <linux/unistd.h> /* for __NR__llseek */
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-
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-static int _llseek (unsigned int, unsigned long,
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- unsigned long, long long *, unsigned int);
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-
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-#ifdef __NR__llseek
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-
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-static _syscall5(int,_llseek,unsigned int,fd,unsigned long,offset_high,
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- unsigned long, offset_low,long long *,result,
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- unsigned int, origin)
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-
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-#else
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+# if defined(__alpha__) || defined(__ia64__) || defined(__s390x__)
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+# define my_llseek lseek
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+# else
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/* no __NR__llseek on compilation machine - might give it explicitly */
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+# ifndef __NR__llseek
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static int _llseek (unsigned int fd, unsigned long oh,
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unsigned long ol, long long *result,
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unsigned int origin) {
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@@ -45,10 +26,10 @@
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return -1;
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}
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-#endif
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+# endif /* __NR__llseek */
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static long long my_llseek (unsigned int fd, long long offset,
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- unsigned int origin)
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+ unsigned int origin)
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{
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long long result;
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int retval;
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--- fdisk/sfdisk.c
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+++ fdisk/sfdisk.c
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@@ -164,36 +164,16 @@
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/*
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* sseek: seek to specified sector - return 0 on failure
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*
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- * For >4GB disks lseek needs a > 32bit arg, and we have to use llseek.
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- * On the other hand, a 32 bit sector number is OK until 2TB.
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- * The routines _llseek and sseek below are the only ones that
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- * know about the loff_t type.
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- *
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* Note: we use 512-byte sectors here, irrespective of the hardware ss.
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*/
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-#undef use_lseek
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-#if defined (__alpha__) || defined (__ia64__) || defined (__x86_64__) || defined (__s390x__)
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-#define use_lseek
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-#endif
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-
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-#ifndef use_lseek
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-static __attribute__used
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-_syscall5(int, _llseek, unsigned int, fd, ulong, hi, ulong, lo,
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- loff_t *, res, unsigned int, wh);
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-#endif
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-
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static int
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sseek(char *dev, unsigned int fd, unsigned long s) {
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- loff_t in, out;
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- in = ((loff_t) s << 9);
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+ off_t in, out;
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+ in = ((off_t) s << 9);
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out = 1;
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-#ifndef use_lseek
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- if (_llseek (fd, in>>32, in & 0xffffffff, &out, SEEK_SET) != 0) {
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-#else
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if ((out = lseek(fd, in, SEEK_SET)) != in) {
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-#endif
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- perror("llseek");
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+ perror("lseek");
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error(_("seek error on %s - cannot seek to %lu\n"), dev, s);
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return 0;
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}
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