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-rw-r--r--Build/source/texk/web2c/luatexdir/lua/ltexlib.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/luatexdir/lua/ltexlib.c b/Build/source/texk/web2c/luatexdir/lua/ltexlib.c
index 97d754a152b..060a60708f0 100644
--- a/Build/source/texk/web2c/luatexdir/lua/ltexlib.c
+++ b/Build/source/texk/web2c/luatexdir/lua/ltexlib.c
@@ -1076,6 +1076,19 @@ static int getbox(lua_State * L)
return 1;
}
+static int splitbox(lua_State * L)
+{
+ int k = get_box_id(L, 1, true);
+ check_index_range(k, "splitbox");
+ if (lua_isnumber(L, 2)) {
+ nodelist_to_lua(L, vsplit(k,lua_tointeger(L,2)));
+ } else {
+ /* maybe a warning */
+ lua_pushnil(L);
+ }
+ return 1;
+}
+
static int isbox(lua_State * L)
{
int k = get_box_id(L, -1, false);
@@ -2822,6 +2835,7 @@ static const struct luaL_Reg texlib[] = {
{ "isbox", isbox },
{ "setbox", setbox },
{ "getbox", getbox },
+ { "splitbox", splitbox },
{ "setlist", setlist },
{ "getlist", getlist },
{ "setnest", setnest },