-/*
- * Available registers (set in libroff, accessed elsewhere).
- */
-enum regs {
- REG_nS = 0,
- REG__MAX
-};
-
-/*
- * A register (struct reg) can consist of many types: this consists of
- * normalised types from the original string form.
- */
-union regval {
- unsigned u; /* unsigned integer */
-};
-
-/*
- * A single register entity. If "set" is zero, the value of the
- * register should be the default one, which is per-register. It's
- * assumed that callers know which type in "v" corresponds to which
- * register value.
- */
-struct reg {
- int set; /* whether set or not */
- union regval v; /* parsed data */
-};
-
-/*
- * The primary interface to setting register values is in libroff,
- * although libmdoc and libman from time to time will manipulate
- * registers (such as `.Sh SYNOPSIS' enabling REG_nS).
- */
-struct regset {
- struct reg regs[REG__MAX];
-};
-
-/*
- * A punctuation delimiter, used only in mdoc(7) documents, is opening,
- * closing, or "middle mark" punctuation. These govern spacing.
- * Opening punctuation (e.g., the opening parenthesis) suppresses the
- * following space; closing punctuation (e.g., the closing parenthesis)
- * suppresses the leading space; middle punctuation (e.g., the vertical
- * bar) can do either. The middle punctuation delimiter bends the rules
- * depending on usage.
- */
-enum mdelim {
- DELIM_NONE = 0,
- DELIM_OPEN,
- DELIM_MIDDLE,
- DELIM_CLOSE
-};
-