/*
* create a new line. make a copy of the text.
*
* if the list is non-null, allocate on the list. if null, alloc from
* gmem_get.
*/
LINE
line_new(LPSTR text, int linelength, UINT linenr, LIST list)
{
LINE line;
/* alloc a line. from the list if there is a list */
if (list) {
line = List_NewLast(list, sizeof(struct fileline));
if (line == NULL) {
return(NULL);
}
line->flags = 0;
} else {
line = (LINE) gmem_get(hHeap, sizeof(struct fileline));
if (line == NULL) {
return(NULL);
}
line->flags = LF_DISCARD;
}
/* alloc space for the text. remember the null character */
line->text = gmem_get(hHeap, linelength + 1);
_fstrncpy(line->text, text, linelength);
line->text[linelength] = '\0';
line->link = NULL;
line->linenr = linenr;
return(line);
}
/*--------------------------------------------------------------------
| Return the address of the place for uLen bytes of data in a new
| item immediately before Curs.
| List_NewBefore(Lst,NULL,uLen) returns a pointer
| to space for uLen bytes in a new last element.
---------------------------------------------------------------------*/
LPVOID
APIENTRY
List_NewBefore(
LIST lst,
LPVOID Curs,
UINT uLen
)
{
LIST pitNew;
LIST pitBefore;
if (lst==NULL) {
TRACE_ERROR("Bug: List_NewBefore in bogus list. Continuing...", FALSE);
return NULL;
}
if (Curs==NULL) {
return List_NewLast(lst, uLen);
} else {
MOVEBACK(Curs);
pitBefore = (LIST)Curs;
pitNew = (LIST)list_Alloc(iHeaderSize+uLen);
if (pitNew==NULL) {
lst->bOK = FALSE;
return NULL;
}
pitNew->pBlock = pCurrent;
LeaveCriticalSection(&CritSec);
pitNew->iLen = uLen;
pitNew->pitNext = pitBefore;
pitNew->pitPrev = pitBefore->pitPrev;
pitBefore->pitPrev->pitNext = pitNew;
pitBefore->pitPrev = pitNew;
pitNew->bAnchor = FALSE;
return (char *) &(pitNew->Data);
}
}
