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-rw-r--r--Build/source/texk/web2c/xetexdir/ChangeLog5
-rw-r--r--Build/source/texk/web2c/xetexdir/xetex.web89
2 files changed, 35 insertions, 59 deletions
diff --git a/Build/source/texk/web2c/xetexdir/ChangeLog b/Build/source/texk/web2c/xetexdir/ChangeLog
index 8256cf8eae0..cda1d5bb0ff 100644
--- a/Build/source/texk/web2c/xetexdir/ChangeLog
+++ b/Build/source/texk/web2c/xetexdir/ChangeLog
@@ -1,3 +1,8 @@
+2018-02-26 Jonathan Kew <jfkthame@gmail.com>
+
+ * xetex.web: Fix the code to skip discretionaries when looking
+ for a |native_word|.
+
2018-02-04 Jonathan Kew <jfkthame@gmail.com>
* NEWS: Update for 0.99999.
diff --git a/Build/source/texk/web2c/xetexdir/xetex.web b/Build/source/texk/web2c/xetexdir/xetex.web
index acd2069aa8f..f7b0bbe05cb 100644
--- a/Build/source/texk/web2c/xetexdir/xetex.web
+++ b/Build/source/texk/web2c/xetexdir/xetex.web
@@ -3331,14 +3331,9 @@ than size and length fields, and there's no subsidiary C pointer.
@d native_word_node=40 {|subtype| of whatsits that hold |native_font| words}
@d native_word_node_AT=41 {a |native_word_node| that should output ActualText}
-@d native_word_node_disc_flag=2 {flag added to the |subtype| when the node is the trailing node
- of the no-break text of a discretionary, so we can avoid
- merging it with following chars}
-@d native_word_node_MIN=native_word_node
-@d native_word_node_MAX=native_word_node_AT+native_word_node_disc_flag
-@d is_native_word_subtype(#)==((subtype(#)>=native_word_node_MIN) and (subtype(#)<=native_word_node_MAX))
+@d is_native_word_subtype(#)==((subtype(#)>=native_word_node) and (subtype(#)<=native_word_node_AT))
-@d glyph_node=44 {|subtype| in whatsits that hold glyph numbers}
+@d glyph_node=42 {|subtype| in whatsits that hold glyph numbers}
@d native_node_size=6 {size of a |native_word| node (plus the actual chars) -- see also \.{xetex.h}}
@d glyph_node_size=5
@@ -3380,8 +3375,8 @@ So |pic_node_size|, which does not include any space for the picture file pathna
A |pdf_node| is just like |pic_node|, but generate a different \.{XDV} file code.
-@d pic_node=45 {|subtype| in whatsits that hold picture file references}
-@d pdf_node=46 {|subtype| in whatsits that hold PDF page references}
+@d pic_node=43 {|subtype| in whatsits that hold picture file references}
+@d pdf_node=44 {|subtype| in whatsits that hold PDF page references}
@#
@d pic_node_size=9 {must sync with \.{xetex.h}}
@d pic_path_length(#)==mem[#+4].hh.b0
@@ -3974,10 +3969,7 @@ hlist_node,vlist_node,ins_node,mark_node,adjust_node,
unset_node: print("[]");
whatsit_node:
case subtype(p) of
- native_word_node, native_word_node_AT,
- native_word_node+native_word_node_disc_flag,
- native_word_node_AT+native_word_node_disc_flag:
- begin
+ native_word_node, native_word_node_AT: begin
if native_font(p)<>font_in_short_display then begin
print_esc(font_id_text(native_font(p)));
print_char(" ");
@@ -23665,25 +23657,21 @@ collected:
if mode=hmode then begin
main_ppp:=head;
- if main_ppp<>main_pp then { find node preceding tail, skipping discretionaries }
- while (link(main_ppp)<>main_pp) do begin
- if (not is_char_node(main_ppp)) and (type(main_ppp=disc_node)) then begin
- temp_ptr:=main_ppp;
- for main_p:=1 to replace_count(temp_ptr) do main_ppp:=link(main_ppp);
- end;
- if main_ppp<>main_pp then main_ppp:=link(main_ppp);
+
+ { find node preceding tail, skipping discretionaries }
+ while (main_ppp<>main_pp) and (link(main_ppp)<>main_pp) do begin
+ if (not is_char_node(main_ppp)) and (type(main_ppp)=disc_node) then begin
+ temp_ptr:=main_ppp;
+ for main_p:=1 to replace_count(temp_ptr) do main_ppp:=link(main_ppp);
end;
+ if main_ppp<>main_pp then main_ppp:=link(main_ppp);
+ end;
temp_ptr:=0;
repeat
if main_h = 0 then main_h:=main_k;
- {If |main_pp| is the [last node of the] no-break text of a discretionary,
- we do not want to merge following text into it, as that would swallow
- the following text in the case where the discretionary break is used
- and its no-break list is discarded. Hence, we do this only when the
- |native_word_node_disc_flag| was NOT set on the |main_pp| node.}
- if (is_native_word_node(main_pp) and (subtype(main_pp)<=native_word_node_AT))
+ if is_native_word_node(main_pp)
and (native_font(main_pp)=main_f)
and (main_ppp<>main_pp)
and (not is_char_node(main_ppp))
@@ -23743,14 +23731,16 @@ collected:
{ must be restricted hmode, so no need for line-breaking or discretionaries }
{ but there might already be explicit |disc_node|s in the list }
main_ppp:=head;
- if main_ppp<>main_pp then { find node preceding tail, skipping discretionaries }
- while (link(main_ppp)<>main_pp) do begin
- if (not is_char_node(main_ppp)) and (type(main_ppp=disc_node)) then begin
- temp_ptr:=main_ppp;
- for main_p:=1 to replace_count(temp_ptr) do main_ppp:=link(main_ppp);
- end;
- if main_ppp<>main_pp then main_ppp:=link(main_ppp);
+
+ { find node preceding tail, skipping discretionaries }
+ while (main_ppp<>main_pp) and (link(main_ppp)<>main_pp) do begin
+ if (not is_char_node(main_ppp)) and (type(main_ppp)=disc_node) then begin
+ temp_ptr:=main_ppp;
+ for main_p:=1 to replace_count(temp_ptr) do main_ppp:=link(main_ppp);
end;
+ if main_ppp<>main_pp then main_ppp:=link(main_ppp);
+ end;
+
if is_native_word_node(main_pp)
and (native_font(main_pp)=main_f)
and (main_ppp<>main_pp)
@@ -25276,11 +25266,7 @@ else begin print_err("Discretionary list is too long");
("You can't seriously need such a huge discretionary list?");
error;
end;
-if n>0 then begin
- tail:=q;
- if (is_native_word_node(tail)) then
- subtype(tail):=subtype(tail)+native_word_node_disc_flag;
- end;
+if n>0 then tail:=q;
decr(save_ptr); return;
end
@@ -29110,10 +29096,7 @@ language_node:begin print_esc("setlanguage");
print_int(what_lhm(p)); print_char(",");
print_int(what_rhm(p)); print_char(")");
end;
-native_word_node, native_word_node_AT,
-native_word_node+native_word_node_disc_flag,
-native_word_node_AT+native_word_node_disc_flag:
-begin print_esc(font_id_text(native_font(p)));
+native_word_node, native_word_node_AT:begin print_esc(font_id_text(native_font(p)));
print_char(" ");
print_native_word(p);
end;
@@ -29146,10 +29129,7 @@ write_node,special_node: begin r:=get_node(write_node_size);
close_node,language_node: begin r:=get_node(small_node_size);
words:=small_node_size;
end;
-native_word_node, native_word_node_AT,
-native_word_node+native_word_node_disc_flag,
-native_word_node_AT+native_word_node_disc_flag:
-begin words:=native_size(p);
+native_word_node, native_word_node_AT: begin words:=native_size(p);
r:=get_node(words);
while words > 0 do
begin decr(words); mem[r+words]:=mem[p+words]; end;
@@ -29175,10 +29155,7 @@ write_node,special_node: begin delete_token_ref(write_tokens(p));
free_node(p,write_node_size); goto done;
end;
close_node,language_node: free_node(p,small_node_size);
-native_word_node, native_word_node_AT,
-native_word_node+native_word_node_disc_flag,
-native_word_node_AT+native_word_node_disc_flag:
-begin free_native_glyph_info(p); free_node(p,native_size(p)); end;
+native_word_node, native_word_node_AT: begin free_native_glyph_info(p); free_node(p,native_size(p)); end;
glyph_node: free_node(p,glyph_node_size);
pic_node,pdf_node: free_node(p,total_pic_node_size(p));
pdf_save_pos_node:
@@ -29203,10 +29180,7 @@ end
@ @<Incorporate a whatsit node into an hbox@>=
begin
case subtype(p) of
- native_word_node, native_word_node_AT,
- native_word_node+native_word_node_disc_flag,
- native_word_node_AT+native_word_node_disc_flag:
- begin
+ native_word_node, native_word_node_AT: begin
{ merge with any following word fragments in same font, discarding discretionary breaks }
if (q <> r+list_offset) and (type(q) = disc_node) then k:=replace_count(q) else k:=0;
while (link(q) <> p) do begin
@@ -29401,10 +29375,7 @@ else
@ @<Output the whatsit node |p| in an hlist@>=
begin
case subtype(p) of
- native_word_node, native_word_node_AT,
- native_word_node+native_word_node_disc_flag,
- native_word_node_AT+native_word_node_disc_flag,
- glyph_node: begin
+ native_word_node, native_word_node_AT, glyph_node: begin
synch_h; synch_v; {Sync DVI state to TeX state}
f:=native_font(p);
if f<>dvi_f then @<Change font |dvi_f| to |f|@>;
@@ -29417,7 +29388,7 @@ begin
dvi_two(native_glyph(p));
cur_h:=cur_h + width(p);
end else begin
- if (subtype(p)=native_word_node_AT) or (subtype(p)=native_word_node_AT+native_word_node_disc_flag) then begin
+ if subtype(p)=native_word_node_AT then begin
if (native_length(p) > 0) or (native_glyph_info_ptr(p) <> null_ptr) then begin
dvi_out(set_text_and_glyphs);
len:=native_length(p);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 19:17:02 +0000