web2c/xetexdir/xetex.web

5448 @d vbadness_code=27 {vboxes exceeding this badness will be shown by |vpack|}
14511 applies to horizontal lists (hlists) and |vpack| applies to vertical lists
14512 (vlists). The main duty of |hpack| and |vpack| is to compute the dimensions
14528 Similarly, |vpack(p,w,m)| returns a pointer to a |vlist_node| for a
14534 @d natural==0,additional {shorthand for parameters to |hpack| and |vpack|}
14536 @ The parameters to |hpack| and |vpack| correspond to \TeX's primitives
14571 @ To figure out the glue setting, |hpack| and |vpack| determine how much
14590   {glue found by |hpack| or |vpack|}
14937 @ The |vpack| subroutine is actually a special case of a slightly more
14939 parameter, which is |max_dimen| in the case of |vpack|, specifies the
14944 @d vpack(#)==vpackage(#,max_dimen) {special case of unconstrained depth}
14974 begin if is_char_node(p) then confusion("vpack")
14975 @:this can't happen vpack}{\quad vpack@>
16144 p:=new_kern(t); link(p):=q; overbar:=vpack(p,natural);
16907 y:=vpack(x,natural);
17052     link(x):=y; y:=vpack(x,natural); shift_amount(y):=-(h - height(y));
17054     p:=new_kern(-delta); link(p):=x; link(y):=p; y:=vpack(y,natural);
17641 x:=vpack(x,natural); shift_amount(x):=shift_down;
18472 else  begin p:=vpack(link(head),natural); pop_nest;
18596   p:=vpack(preamble,saved(1),saved(0));
22285 if q<>null then q:=vpack(q,natural);
23115       begin temp_ptr:=vpack(ins_ptr(p),natural);
23124 box(n):=vpack(temp_ptr,natural);
24783   p:=vpack(link(head),natural); pop_nest;
25831   p:=vpack(link(head),saved(1),saved(0)); pop_nest;