Module scan 

Scanning numbers, dimensions, glue, keywords and token lists (TeX: The Program §402–§486, e-TeX §1490ff, LuaTeX extensions).

Modules

last_item

last_item modifiers (LuaTeX numbering).

reg

register modifiers.

Enums

ValLevel

The level of a scanned value (cur_val_level).

Constants

ETEX_MINOR_VERSION

\eTeXminorversion.

ETEX_REVISION

\eTeXrevision.

ETEX_VERSION

\eTeXversion.

LUATEX_REVISION

\luatexrevision.

LUATEX_VERSION

The LuaTeX version reported by \luatexversion.

REG_OFFSET

Offset of register numbers in the modifier of register-like commands defined by \countdef etc. (smaller modifiers are parameters).

SET_AUX_PREV_DEPTH

set_aux modifier for \prevdepth.

SET_AUX_SPACE_FACTOR

set_aux modifier for \spacefactor.

Functions

normalize_glue

Sets an infinite component’s order to normal when the component is zero (normalize_glue).