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Get the drive root directories from the symlinks in dosdevices/ if 

they exist.
Added creation of drive symlinks in the device transition code.
This commit is contained in:
Alexandre Julliard 2004-03-30 21:19:00 +00:00
parent 21e5909ac1
commit 0701b0748c
2 changed files with 143 additions and 53 deletions
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51
dlls/kernel/volume.c
View File

@ -148,6 +148,30 @@ static char *get_dos_device_path( LPCWSTR name )
}
/* create symlinks for the DOS drives; helper for VOLUME_CreateDevices */
static int create_drives(void)
{
WCHAR name[3], rootW[MAX_PATHNAME_LEN];
int i, count = 0;
for (i = 0; i < 26; i++)
{
const char *root = DRIVE_GetRoot( i );
if (!root) continue;
name[0] = 'a' + i;
name[1] = ':';
name[2] = 0;
if (MultiByteToWideChar( CP_UNIXCP, 0, root, -1, rootW, MAX_PATHNAME_LEN ) &&
DefineDosDeviceW( DDD_RAW_TARGET_PATH, name, rootW ))
{
MESSAGE( "Created symlink %s/dosdevices/%c: -> %s\n", wine_get_config_dir(), 'a' + i, root );
count++;
}
}
return count;
}
/***********************************************************************
* VOLUME_CreateDevices
*
@ -161,7 +185,7 @@ void VOLUME_CreateDevices(void)
int i, count = 0;
if (!(buffer = HeapAlloc( GetProcessHeap(), 0,
strlen(config_dir) + sizeof("/dosdevices") )))
strlen(config_dir) + sizeof("/dosdevices") + 3 )))
return;
strcpy( buffer, config_dir );
@ -245,10 +269,29 @@ void VOLUME_CreateDevices(void)
}
NtClose( hkey );
}
if (count)
MESSAGE( "\nYou can now remove the [SerialPorts] and [ParallelPorts] sections\n"
"in your configuration file, they are replaced by the above symlinks.\n\n" );
count += create_drives();
}
else
{
struct stat st;
int i;
/* it is possible that the serial/parallel devices have been created but */
/* not the drives; check for at least one drive symlink to catch that case */
strcat( buffer, "/a:" );
for (i = 0; i < 26; i++)
{
buffer[strlen(buffer)-2] = 'a' + i;
if (!lstat( buffer, &st )) break;
}
if (i == 26) count += create_drives();
}
if (count)
MESSAGE( "\nYou can now remove the [SerialPorts] and [ParallelPorts] sections\n"
"in your configuration file, as well as the \"Path=\" definitions in\n"
"the drive sections, they are replaced by the above symlinks.\n\n" );
HeapFree( GetProcessHeap(), 0, buffer );
}

145
files/drive.c
View File

@ -130,7 +130,7 @@ static inline UINT DRIVE_GetDriveType( INT drive, LPCWSTR value )
*/
int DRIVE_Init(void)
{
int i, len, count = 0;
int i, len, symlink_count = 0, count = 0;
WCHAR driveW[] = {'M','a','c','h','i','n','e','\\','S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\','W','i','n','e','\\',
'C','o','n','f','i','g','\\','D','r','i','v','e',' ','A',0};
@ -144,6 +144,8 @@ int DRIVE_Init(void)
DWORD dummy;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
char *root;
const char *config_dir = wine_get_config_dir();
static const WCHAR PathW[] = {'P','a','t','h',0};
static const WCHAR TypeW[] = {'T','y','p','e',0};
@ -157,6 +159,45 @@ int DRIVE_Init(void)
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
/* get the root of the drives from symlinks */
root = NULL;
for (i = 0, drive = DOSDrives; i < MAX_DOS_DRIVES; i++, drive++)
{
if (!root)
{
root = HeapAlloc( GetProcessHeap(), 0, strlen(config_dir) + sizeof("/dosdevices/a:") );
strcpy( root, config_dir );
strcat( root, "/dosdevices/a:" );
}
root[strlen(root)-2] = 'a' + i;
if (stat( root, &drive_stat_buffer ))
{
if (!lstat( root, &drive_stat_buffer))
MESSAGE("Could not stat %s (%s), ignoring drive %c:\n",
root, strerror(errno), 'a' + i);
continue;
}
if (!S_ISDIR(drive_stat_buffer.st_mode))
{
MESSAGE("%s is not a directory, ignoring drive %c:\n", root, 'a' + i );
continue;
}
drive->root = root;
drive->dos_cwd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(drive->dos_cwd[0]));
drive->unix_cwd = heap_strdup( "" );
drive->device = NULL;
drive->flags = 0;
drive->dev = drive_stat_buffer.st_dev;
drive->ino = drive_stat_buffer.st_ino;
drive->type = DRIVE_FIXED;
root = NULL;
symlink_count++;
}
if (root) HeapFree( GetProcessHeap(), 0, root );
/* now get the parameters from the config file */
for (i = 0, drive = DOSDrives; i < MAX_DOS_DRIVES; i++, drive++)
{
RtlInitUnicodeString( &nameW, driveW );
@ -164,57 +205,64 @@ int DRIVE_Init(void)
if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ) != STATUS_SUCCESS) continue;
/* Get the root path */
RtlInitUnicodeString( &nameW, PathW );
if (!NtQueryValueKey( hkey, &nameW, KeyValuePartialInformation, tmp, sizeof(tmp), &dummy ))
if (!symlink_count)
{
WCHAR *data = (WCHAR *)((KEY_VALUE_PARTIAL_INFORMATION *)tmp)->Data;
ExpandEnvironmentStringsW( data, path, sizeof(path)/sizeof(WCHAR) );
p = path + strlenW(path) - 1;
while ((p > path) && (*p == '/')) *p-- = '\0';
if (path[0] == '/')
RtlInitUnicodeString( &nameW, PathW );
if (!NtQueryValueKey( hkey, &nameW, KeyValuePartialInformation, tmp, sizeof(tmp), &dummy ))
{
len = WideCharToMultiByte(CP_UNIXCP, 0, path, -1, NULL, 0, NULL, NULL);
drive->root = HeapAlloc(GetProcessHeap(), 0, len);
WideCharToMultiByte(CP_UNIXCP, 0, path, -1, drive->root, len, NULL, NULL);
}
else
{
/* relative paths are relative to config dir */
const char *config = wine_get_config_dir();
len = strlen(config);
len += WideCharToMultiByte(CP_UNIXCP, 0, path, -1, NULL, 0, NULL, NULL) + 2;
drive->root = HeapAlloc( GetProcessHeap(), 0, len );
len -= sprintf( drive->root, "%s/", config );
WideCharToMultiByte(CP_UNIXCP, 0, path, -1,
drive->root + strlen(drive->root), len, NULL, NULL);
}
WCHAR *data = (WCHAR *)((KEY_VALUE_PARTIAL_INFORMATION *)tmp)->Data;
ExpandEnvironmentStringsW( data, path, sizeof(path)/sizeof(WCHAR) );
if (stat( drive->root, &drive_stat_buffer ))
{
MESSAGE("Could not stat %s (%s), ignoring drive %c:\n",
drive->root, strerror(errno), 'A' + i);
HeapFree( GetProcessHeap(), 0, drive->root );
drive->root = NULL;
goto next;
}
if (!S_ISDIR(drive_stat_buffer.st_mode))
{
MESSAGE("%s is not a directory, ignoring drive %c:\n",
drive->root, 'A' + i );
HeapFree( GetProcessHeap(), 0, drive->root );
drive->root = NULL;
goto next;
}
p = path + strlenW(path) - 1;
while ((p > path) && (*p == '/')) *p-- = '\0';
drive->dos_cwd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(drive->dos_cwd[0]));
drive->unix_cwd = heap_strdup( "" );
drive->device = NULL;
drive->flags = 0;
drive->dev = drive_stat_buffer.st_dev;
drive->ino = drive_stat_buffer.st_ino;
if (path[0] == '/')
{
len = WideCharToMultiByte(CP_UNIXCP, 0, path, -1, NULL, 0, NULL, NULL);
drive->root = HeapAlloc(GetProcessHeap(), 0, len);
WideCharToMultiByte(CP_UNIXCP, 0, path, -1, drive->root, len, NULL, NULL);
}
else
{
/* relative paths are relative to config dir */
const char *config = wine_get_config_dir();
len = strlen(config);
len += WideCharToMultiByte(CP_UNIXCP, 0, path, -1, NULL, 0, NULL, NULL) + 2;
drive->root = HeapAlloc( GetProcessHeap(), 0, len );
len -= sprintf( drive->root, "%s/", config );
WideCharToMultiByte(CP_UNIXCP, 0, path, -1,
drive->root + strlen(drive->root), len, NULL, NULL);
}
if (stat( drive->root, &drive_stat_buffer ))
{
MESSAGE("Could not stat %s (%s), ignoring drive %c:\n",
drive->root, strerror(errno), 'A' + i);
HeapFree( GetProcessHeap(), 0, drive->root );
drive->root = NULL;
goto next;
}
if (!S_ISDIR(drive_stat_buffer.st_mode))
{
MESSAGE("%s is not a directory, ignoring drive %c:\n",
drive->root, 'A' + i );
HeapFree( GetProcessHeap(), 0, drive->root );
drive->root = NULL;
goto next;
}
drive->dos_cwd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(drive->dos_cwd[0]));
drive->unix_cwd = heap_strdup( "" );
drive->device = NULL;
drive->flags = 0;
drive->dev = drive_stat_buffer.st_dev;
drive->ino = drive_stat_buffer.st_ino;
drive->type = DRIVE_FIXED;
}
}
if (drive->root)
{
/* Get the drive type */
RtlInitUnicodeString( &nameW, TypeW );
if (!NtQueryValueKey( hkey, &nameW, KeyValuePartialInformation, tmp, sizeof(tmp), &dummy ))
@ -222,7 +270,6 @@ int DRIVE_Init(void)
WCHAR *data = (WCHAR *)((KEY_VALUE_PARTIAL_INFORMATION *)tmp)->Data;
drive->type = DRIVE_GetDriveType( i, data );
}
else drive->type = DRIVE_FIXED;
/* Get the device */
RtlInitUnicodeString( &nameW, DeviceW );
@ -266,7 +313,7 @@ int DRIVE_Init(void)
NtClose( hkey );
}
if (!count)
if (!count && !symlink_count)
{
MESSAGE("Warning: no valid DOS drive found, check your configuration file.\n" );
/* Create a C drive pointing to Unix root dir */