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ntdll: Consider mount points to be reparse points in get_file_info(). 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
feature/deterministic
Zebediah Figura 2020-03-20 12:15:25 -05:00 committed by Alexandre Julliard
parent a20d8bda37
commit 6b498d98a8
1 changed files with 14 additions and 0 deletions
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14
dlls/ntdll/file.c
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@ -151,6 +151,7 @@ int fd_get_file_info( int fd, struct stat *st, ULONG *attr )
/* get the stat info and file attributes for a file (by name) */
int get_file_info( const char *path, struct stat *st, ULONG *attr )
{
char *parent_path;
int ret;
*attr = 0;
@ -163,6 +164,19 @@ int get_file_info( const char *path, struct stat *st, ULONG *attr )
/* is a symbolic link and a directory, consider these "reparse points" */
if (S_ISDIR( st->st_mode )) *attr |= FILE_ATTRIBUTE_REPARSE_POINT;
}
else if (S_ISDIR( st->st_mode ) && (parent_path = RtlAllocateHeap( GetProcessHeap(), 0, strlen(path) + 4 )))
{
struct stat parent_st;
/* consider mount points to be reparse points (IO_REPARSE_TAG_MOUNT_POINT) */
strcpy( parent_path, path );
strcat( parent_path, "/.." );
if (!stat( parent_path, &parent_st )
&& (st->st_dev != parent_st.st_dev || st->st_ino == parent_st.st_ino))
*attr |= FILE_ATTRIBUTE_REPARSE_POINT;
RtlFreeHeap( GetProcessHeap(), 0, parent_path );
}
*attr |= get_file_attributes( st );
return ret;
}