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ntdll: Better handling of errors when loading a builtin dll from an 

existing file.
This commit is contained in:
Alexandre Julliard 2006-02-09 12:15:57 +01:00
parent f201c9e984
commit 69089152d1
1 changed files with 28 additions and 21 deletions
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49
dlls/ntdll/loader.c
View File

@ -1427,7 +1427,6 @@ static NTSTATUS load_builtin_dll( LPCWSTR load_path, LPCWSTR path, HANDLE file,
DWORD flags, WINE_MODREF** pwm )
{
char error[256], dllname[MAX_PATH];
int file_exists;
const WCHAR *name, *p;
DWORD len, i;
void *handle = NULL;
@ -1456,20 +1455,28 @@ static NTSTATUS load_builtin_dll( LPCWSTR load_path, LPCWSTR path, HANDLE file,
if (!RtlDosPathNameToNtPathName_U( path, &nt_name, NULL, NULL ))
return STATUS_DLL_NOT_FOUND;
if (!wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE ))
if (wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE ))
{
file_exists = 1;
prev_info = builtin_load_info;
info.filename = nt_name.Buffer + 4; /* skip \??\ */
builtin_load_info = &info;
handle = wine_dlopen( unix_name.Buffer, RTLD_NOW, error, sizeof(error) );
builtin_load_info = prev_info;
RtlFreeHeap( GetProcessHeap(), 0, unix_name.Buffer );
RtlFreeUnicodeString( &nt_name );
return STATUS_DLL_NOT_FOUND;
}
prev_info = builtin_load_info;
info.filename = nt_name.Buffer + 4; /* skip \??\ */
builtin_load_info = &info;
handle = wine_dlopen( unix_name.Buffer, RTLD_NOW, error, sizeof(error) );
builtin_load_info = prev_info;
RtlFreeUnicodeString( &nt_name );
RtlFreeHeap( GetProcessHeap(), 0, unix_name.Buffer );
if (!handle)
{
WARN( "failed to load .so lib for builtin %s: %s\n", debugstr_w(path), error );
return STATUS_INVALID_IMAGE_FORMAT;
}
}
else
{
int file_exists;
/* we don't want to depend on the current codepage here */
len = strlenW( name ) + 1;
if (len >= sizeof(dllname)) return STATUS_NAME_TOO_LONG;
@ -1484,20 +1491,20 @@ static NTSTATUS load_builtin_dll( LPCWSTR load_path, LPCWSTR path, HANDLE file,
builtin_load_info = &info;
handle = wine_dll_load( dllname, error, sizeof(error), &file_exists );
builtin_load_info = prev_info;
if (!handle)
{
if (!file_exists)
{
/* The file does not exist -> WARN() */
WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name), error);
return STATUS_DLL_NOT_FOUND;
}
/* ERR() for all other errors (missing functions, ...) */
ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name), error );
return STATUS_PROCEDURE_NOT_FOUND;
}
}
if (!handle)
{
if (!file_exists)
{
/* The file does not exist -> WARN() */
WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name), error);
return STATUS_DLL_NOT_FOUND;
}
/* ERR() for all other errors (missing functions, ...) */
ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name), error );
return STATUS_PROCEDURE_NOT_FOUND;
}
if (info.status != STATUS_SUCCESS) return info.status;
if (!info.wm)