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fixed opening of the device

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svn path=/trunk/; revision=16833
This commit is contained in:
Steven Edwards 2005-07-28 18:34:01 +00:00
parent fea82752a1
commit 1aa3ba72f9
2 changed files with 26 additions and 21 deletions
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11
rosapps/sysutils/dosfsck/common.h
View file

@ -1,16 +1,5 @@
/* common.h - Common functions */
/* Written 1993 by Werner Almesberger */
#if 0
#include <linux/version.h>
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
# define __KERNEL__
# include <asm/types.h>
# undef __KERNEL__
# define MSDOS_FAT12 4084 /* maximum number of clusters in a 12 bit FAT */
#endif
#endif
# define MSDOS_FAT12 4084 /* maximum number of clusters in a 12 bit FAT */
#include "version.h"

36
rosapps/sysutils/dosfsck/io.c
View file

@ -53,21 +53,43 @@ static int fd,did_change = 0;
unsigned device_no;
static int WIN32open(const char *path, int oflag, ...);
#define open WIN32open
static int WIN32close(int fd);
#define close WIN32close
static int WIN32read(int fd, void *buf, unsigned int len);
#define read WIN32read
static int WIN32write(int fd, void *buf, unsigned int len);
#define write WIN32write
static loff_t WIN32llseek(int fd, loff_t offset, int whence);
#define llseek WIN32llseek
static int is_device = 0;
void fs_open(char *path,int rw)
{
//#ifdef _WIN32
// static char dev_buf[] = "\\\\.\\X:";
//#else
#ifdef _WIN32
static char dev_buf[] = "\\\\.\\X:";
#else
struct stat stbuf;
//#endif
#endif
if (path[1] == ':' && path[2] == '\0') {
dev_buf[4] = path[0];
path = dev_buf;
// is_device = 1;
}
if ((fd = open(path,rw ? O_RDWR : O_RDONLY)) < 0)
pdie("open %s",path);
changes = last = NULL;
did_change = 0;
#if 0
if (fstat(fd,&stbuf) < 0)
pdie("fstat %s",path);
device_no = S_ISBLK(stbuf.st_mode) ? (stbuf.st_rdev >> 8) & 0xff : 0;
#endif
}
@ -176,12 +198,6 @@ int fs_changed(void)
/* tab-width: 8 */
/* End: */
#define open WIN32open
#define close WIN32close
#define read WIN32read
#define write WIN32write
#define llseek WIN32llseek
#define O_SHORT_LIVED _O_SHORT_LIVED
#define O_ACCMODE 3