Disentangle the MANDOCERR_CHILD message, which reported three

[mandoc.git] / mandoc.h

diff --git a/mandoc.h b/mandoc.h
index 55d38c8179b56c65146199c7d723c02b2b8dbbb6..f0005e61023ef4f7feaad204dc3ef1cbd44531e1 100644 (file)
--- a/mandoc.h
+++ b/mandoc.h
@@ -1,6 +1,7 @@
-/*     $Id: mandoc.h,v 1.64 2011/03/20 16:05:21 kristaps Exp $ */
+/*     $Id: mandoc.h,v 1.129 2014/07/02 13:10:45 schwarze Exp $ */

 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>

+ * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>

  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above


@@ -19,6 +20,7 @@
 
 #define ASCII_NBRSP     31  /* non-breaking space */
 #define        ASCII_HYPH       30  /* breakable hyphen */
 
 #define ASCII_NBRSP     31  /* non-breaking space */
 #define        ASCII_HYPH       30  /* breakable hyphen */

+#define        ASCII_BREAK      29  /* breakable zero-width space */

 
 /*
  * Status level.  This refers to both internal status (i.e., whilst
 
 /*
  * Status level.  This refers to both internal status (i.e., whilst


@@ -47,33 +49,39 @@ enum        mandocerr {
        MANDOCERR_WARNING, /* ===== start of warnings ===== */
 
        /* related to the prologue */
        MANDOCERR_WARNING, /* ===== start of warnings ===== */
 
        /* related to the prologue */

-       MANDOCERR_NOTITLE, /* no title in document */
-       MANDOCERR_UPPERCASE, /* document title should be all caps */
-       MANDOCERR_BADMSEC, /* unknown manual section */
-       MANDOCERR_NODATE, /* date missing, using today's date */
-       MANDOCERR_BADDATE, /* cannot parse date, using it verbatim */
-       MANDOCERR_PROLOGOOO, /* prologue macros out of order */
-       MANDOCERR_PROLOGREP, /* duplicate prologue macro */
-       MANDOCERR_BADPROLOG, /* macro not allowed in prologue */
-       MANDOCERR_BADBODY, /* macro not allowed in body */
+       MANDOCERR_TH_MISSING, /* missing .TH macro, using "unknown 1" */
+       MANDOCERR_TITLE_CASE, /* lower case character in document title */
+       MANDOCERR_MSEC_BAD, /* unknown manual section: section */
+       MANDOCERR_ARCH_BAD, /* unknown manual volume or arch: volume */
+       MANDOCERR_DATE_MISSING, /* missing date, using today's date */
+       MANDOCERR_DATE_BAD, /* cannot parse date, using it verbatim: date */
+       MANDOCERR_PROLOG_ORDER, /* prologue macros out of order: macro */
+       MANDOCERR_PROLOG_REP, /* duplicate prologue macro: macro */
+       MANDOCERR_PROLOG_BAD, /* incomplete prologue, terminated by: macro */
+       MANDOCERR_PROLOG_ONLY, /* skipping prologue macro in body: macro */

 
        /* related to document structure */
 
        /* related to document structure */

-       MANDOCERR_SO, /* .so is fragile, better use ln(1) */
-       MANDOCERR_NAMESECFIRST, /* NAME section must come first */
-       MANDOCERR_BADNAMESEC, /* bad NAME section contents */
-       MANDOCERR_NONAME, /* manual name not yet set */
-       MANDOCERR_SECOOO, /* sections out of conventional order */
-       MANDOCERR_SECREP, /* duplicate section name */
-       MANDOCERR_SECMSEC, /* section not in conventional manual section */
+       MANDOCERR_SO, /* .so is fragile, better use ln(1): .so path */
+       MANDOCERR_DOC_EMPTY, /* no document body */
+       MANDOCERR_SEC_BEFORE, /* content before first section header: macro */
+       MANDOCERR_NAMESEC_FIRST, /* first section is not "NAME": title */
+       MANDOCERR_NAMESEC_BAD, /* bad NAME section contents: macro */
+       MANDOCERR_SEC_ORDER, /* sections out of conventional order: title */
+       MANDOCERR_SEC_REP, /* duplicate section title: title */
+       MANDOCERR_SEC_MSEC, /* unexpected section: title for ... only */

 
        /* related to macros and nesting */
 
        /* related to macros and nesting */

-       MANDOCERR_MACROOBS, /* skipping obsolete macro */
-       MANDOCERR_IGNPAR, /* skipping paragraph macro */
-       MANDOCERR_IGNNS, /* skipping no-space macro */
-       MANDOCERR_SCOPENEST, /* blocks badly nested */
-       MANDOCERR_CHILD, /* child violates parent syntax */
-       MANDOCERR_NESTEDDISP, /* nested displays are not portable */
-       MANDOCERR_SCOPEREP, /* already in literal mode */
+       MANDOCERR_MACRO_OBS, /* obsolete macro: macro */
+       MANDOCERR_PAR_SKIP, /* skipping paragraph macro: macro ... */
+       MANDOCERR_PAR_MOVE, /* moving paragraph macro out of list: macro */
+       MANDOCERR_NS_SKIP, /* skipping no-space macro */
+       MANDOCERR_BLOCK_NEST, /* blocks badly nested: macro ... */
+       MANDOCERR_BD_NEST, /* nested displays are not portable: macro ... */
+       MANDOCERR_BL_MOVE, /* moving content out of list: macro */
+       MANDOCERR_VT_CHILD, /* .Vt block has child macro: macro */
+       MANDOCERR_FI_SKIP, /* fill mode already enabled, skipping .fi */
+       MANDOCERR_NF_SKIP, /* fill mode already disabled, skipping .nf */
+       MANDOCERR_LINESCOPE, /* line scope broken: macro breaks macro */

 
        /* related to missing macro arguments */
        MANDOCERR_MACROEMPTY, /* skipping empty macro */
 
        /* related to missing macro arguments */
        MANDOCERR_MACROEMPTY, /* skipping empty macro */


@@ -82,7 +90,6 @@ enum  mandocerr {
        MANDOCERR_LISTFIRST, /* list type must come first */
        MANDOCERR_NOWIDTHARG, /* tag lists require a width argument */
        MANDOCERR_FONTTYPE, /* missing font type */
        MANDOCERR_LISTFIRST, /* list type must come first */
        MANDOCERR_NOWIDTHARG, /* tag lists require a width argument */
        MANDOCERR_FONTTYPE, /* missing font type */

-       MANDOCERR_WNOSCOPE, /* skipping end of block that is not open */

 
        /* related to bad macro arguments */
        MANDOCERR_IGNARGV, /* skipping argument */
 
        /* related to bad macro arguments */
        MANDOCERR_IGNARGV, /* skipping argument */


@@ -100,11 +107,18 @@ enum      mandocerr {
        MANDOCERR_BADTAB, /* tab in non-literal context */
        MANDOCERR_EOLNSPACE, /* end of line whitespace */
        MANDOCERR_BADCOMMENT, /* bad comment style */
        MANDOCERR_BADTAB, /* tab in non-literal context */
        MANDOCERR_EOLNSPACE, /* end of line whitespace */
        MANDOCERR_BADCOMMENT, /* bad comment style */

-       MANDOCERR_BADESCAPE, /* unknown escape sequence */
+       MANDOCERR_BADESCAPE, /* bad escape sequence */

        MANDOCERR_BADQUOTE, /* unterminated quoted string */
 
        MANDOCERR_ERROR, /* ===== start of errors ===== */
 
        MANDOCERR_BADQUOTE, /* unterminated quoted string */
 
        MANDOCERR_ERROR, /* ===== start of errors ===== */
 

+       /* related to equations */
+       MANDOCERR_EQNNSCOPE, /* unexpected equation scope closure*/
+       MANDOCERR_EQNSCOPE, /* equation scope open on exit */
+       MANDOCERR_EQNBADSCOPE, /* overlapping equation scopes */
+       MANDOCERR_EQNEOF, /* unexpected end of equation */
+       MANDOCERR_EQNSYNT, /* equation syntax error */
+

        /* related to tables */
        MANDOCERR_TBL, /* bad table syntax */
        MANDOCERR_TBLOPT, /* bad table option */
        /* related to tables */
        MANDOCERR_TBL, /* bad table syntax */
        MANDOCERR_TBLOPT, /* bad table option */


@@ -118,11 +132,13 @@ enum      mandocerr {
        MANDOCERR_ROFFLOOP, /* input stack limit exceeded, infinite loop? */
        MANDOCERR_BADCHAR, /* skipping bad character */
        MANDOCERR_NAMESC, /* escaped character not allowed in a name */
        MANDOCERR_ROFFLOOP, /* input stack limit exceeded, infinite loop? */
        MANDOCERR_BADCHAR, /* skipping bad character */
        MANDOCERR_NAMESC, /* escaped character not allowed in a name */

-       MANDOCERR_NOTEXT, /* skipping text before the first section header */
+       MANDOCERR_NONAME, /* manual name not yet set */
+       MANDOCERR_NOTEXT, /* skipping text before first section header */

        MANDOCERR_MACRO, /* skipping unknown macro */
        MANDOCERR_REQUEST, /* NOT IMPLEMENTED: skipping request */
        MANDOCERR_MACRO, /* skipping unknown macro */
        MANDOCERR_REQUEST, /* NOT IMPLEMENTED: skipping request */

-       MANDOCERR_LINESCOPE, /* line scope broken */

        MANDOCERR_ARGCOUNT, /* argument count wrong */
        MANDOCERR_ARGCOUNT, /* argument count wrong */

+       MANDOCERR_RS_SKIP, /* skipping invalid content in .Rs block: macro */
+       MANDOCERR_STRAYTA, /* skipping column outside column list */

        MANDOCERR_NOSCOPE, /* skipping end of block that is not open */
        MANDOCERR_SCOPEBROKEN, /* missing end of block */
        MANDOCERR_SCOPEEXIT, /* scope open on exit */
        MANDOCERR_NOSCOPE, /* skipping end of block that is not open */
        MANDOCERR_SCOPEBROKEN, /* missing end of block */
        MANDOCERR_SCOPEEXIT, /* scope open on exit */


@@ -131,26 +147,34 @@ enum      mandocerr {
        MANDOCERR_NOARGS, /* macro requires line argument(s) */
        MANDOCERR_NOBODY, /* macro requires body argument(s) */
        MANDOCERR_NOARGV, /* macro requires argument(s) */
        MANDOCERR_NOARGS, /* macro requires line argument(s) */
        MANDOCERR_NOBODY, /* macro requires body argument(s) */
        MANDOCERR_NOARGV, /* macro requires argument(s) */

+       MANDOCERR_NUMERIC, /* request requires a numeric argument */

        MANDOCERR_LISTTYPE, /* missing list type */
        MANDOCERR_ARGSLOST, /* line argument(s) will be lost */
        MANDOCERR_LISTTYPE, /* missing list type */
        MANDOCERR_ARGSLOST, /* line argument(s) will be lost */

-       MANDOCERR_BODYLOST, /* body argument(s) will be lost */

 
        MANDOCERR_FATAL, /* ===== start of fatal errors ===== */
 
 
        MANDOCERR_FATAL, /* ===== start of fatal errors ===== */
 

+       MANDOCERR_TOOLARGE, /* input too large */
+       MANDOCERR_NOTMANUAL, /* not a manual */

        MANDOCERR_COLUMNS, /* column syntax is inconsistent */
        MANDOCERR_BADDISP, /* NOT IMPLEMENTED: .Bd -file */
        MANDOCERR_COLUMNS, /* column syntax is inconsistent */
        MANDOCERR_BADDISP, /* NOT IMPLEMENTED: .Bd -file */

-       MANDOCERR_SYNTLINESCOPE, /* line scope broken, syntax violated */

        MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */
        MANDOCERR_SYNTCHILD, /* child violates parent syntax */
        MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */
        MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */
        MANDOCERR_SYNTCHILD, /* child violates parent syntax */
        MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */

-       MANDOCERR_SOPATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */
-       MANDOCERR_NODOCBODY, /* no document body */
+       MANDOCERR_SO_PATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */
+       MANDOCERR_SO_FAIL, /* .so request failed */

        MANDOCERR_NODOCPROLOG, /* no document prologue */
        MANDOCERR_MEM, /* static buffer exhausted */
        MANDOCERR_NODOCPROLOG, /* no document prologue */
        MANDOCERR_MEM, /* static buffer exhausted */

+
+       /* ===== system errors ===== */
+
+       MANDOCERR_SYSOPEN, /* cannot open file */
+       MANDOCERR_SYSSTAT, /* cannot stat file */
+       MANDOCERR_SYSREAD, /* cannot read file */
+

        MANDOCERR_MAX
 };
 
        MANDOCERR_MAX
 };
 

-struct tbl {
+struct tbl_opts {

        char              tab; /* cell-separator */
        char              decimal; /* decimal point */
        int               linesize;
        char              tab; /* cell-separator */
        char              decimal; /* decimal point */
        int               linesize;


@@ -165,20 +189,14 @@ struct    tbl {
        int               cols; /* number of columns */
 };
 
        int               cols; /* number of columns */
 };
 

-enum   tbl_headt {
-       TBL_HEAD_DATA, /* plug in data from tbl_dat */
-       TBL_HEAD_VERT, /* vertical spacer */
-       TBL_HEAD_DVERT  /* double-vertical spacer */
-};
-

 /*
  * The head of a table specifies all of its columns.  When formatting a
  * tbl_span, iterate over these and plug in data from the tbl_span when
  * appropriate, using tbl_cell as a guide to placement.
  */
 struct tbl_head {
 /*
  * The head of a table specifies all of its columns.  When formatting a
  * tbl_span, iterate over these and plug in data from the tbl_span when
  * appropriate, using tbl_cell as a guide to placement.
  */
 struct tbl_head {

-       enum tbl_headt    pos;

        int               ident; /* 0 <= unique id < cols */
        int               ident; /* 0 <= unique id < cols */

+       int               vert; /* width of preceding vertical line */

        struct tbl_head  *next;
        struct tbl_head  *prev;
 };
        struct tbl_head  *next;
        struct tbl_head  *prev;
 };


@@ -193,8 +211,6 @@ enum        tbl_cellt {
        TBL_CELL_DOWN, /* ^ */
        TBL_CELL_HORIZ, /* _, - */
        TBL_CELL_DHORIZ, /* = */
        TBL_CELL_DOWN, /* ^ */
        TBL_CELL_HORIZ, /* _, - */
        TBL_CELL_DHORIZ, /* = */

-       TBL_CELL_VERT, /* | */
-       TBL_CELL_DVERT, /* || */

        TBL_CELL_MAX
 };
 
        TBL_CELL_MAX
 };
 


@@ -203,6 +219,7 @@ enum        tbl_cellt {
  */
 struct tbl_cell {
        struct tbl_cell  *next;
  */
 struct tbl_cell {
        struct tbl_cell  *next;

+       int               vert; /* width of preceding vertical line */

        enum tbl_cellt    pos;
        size_t            spacing;
        int               flags;
        enum tbl_cellt    pos;
        size_t            spacing;
        int               flags;


@@ -223,6 +240,7 @@ struct      tbl_row {
        struct tbl_row   *next;
        struct tbl_cell  *first;
        struct tbl_cell  *last;
        struct tbl_row   *next;
        struct tbl_cell  *first;
        struct tbl_cell  *last;

+       int               vert; /* trailing vertical line */

 };
 
 enum   tbl_datt {
 };
 
 enum   tbl_datt {


@@ -256,7 +274,7 @@ enum        tbl_spant {
  * A row of data in a table.
  */
 struct tbl_span {
  * A row of data in a table.
  */
 struct tbl_span {

-       struct tbl       *tbl;
+       struct tbl_opts  *opts;

        struct tbl_head  *head;
        struct tbl_row   *layout; /* layout row */
        struct tbl_dat   *first;
        struct tbl_head  *head;
        struct tbl_row   *layout; /* layout row */
        struct tbl_dat   *first;


@@ -269,97 +287,146 @@ struct   tbl_span {
        struct tbl_span  *next;
 };
 
        struct tbl_span  *next;
 };
 

-struct eqn {
-       size_t            sz;
-       char             *data;
-       int               line; /* invocation line */
-       int               pos; /* invocation position */
+enum   eqn_boxt {
+       EQN_ROOT, /* root of parse tree */
+       EQN_TEXT, /* text (number, variable, whatever) */
+       EQN_SUBEXPR, /* nested `eqn' subexpression */
+       EQN_LIST, /* subexpressions list */
+       EQN_MATRIX /* matrix subexpression */

 };
 
 };
 

-/*
- * Available registers (set in libroff, accessed elsewhere).
- */
-enum   regs {
-       REG_nS = 0,
-       REG__MAX
+enum   eqn_markt {
+       EQNMARK_NONE = 0,
+       EQNMARK_DOT,
+       EQNMARK_DOTDOT,
+       EQNMARK_HAT,
+       EQNMARK_TILDE,
+       EQNMARK_VEC,
+       EQNMARK_DYAD,
+       EQNMARK_BAR,
+       EQNMARK_UNDER,
+       EQNMARK__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 */
+enum   eqn_fontt {
+       EQNFONT_NONE = 0,
+       EQNFONT_ROMAN,
+       EQNFONT_BOLD,
+       EQNFONT_FAT,
+       EQNFONT_ITALIC,
+       EQNFONT__MAX

 };
 
 };
 

-/*
- * 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 */
+enum   eqn_post {
+       EQNPOS_NONE = 0,
+       EQNPOS_OVER,
+       EQNPOS_SUP,
+       EQNPOS_SUB,
+       EQNPOS_TO,
+       EQNPOS_FROM,
+       EQNPOS__MAX

 };
 
 };
 

-/*
- * 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).
+enum   eqn_pilet {
+       EQNPILE_NONE = 0,
+       EQNPILE_PILE,
+       EQNPILE_CPILE,
+       EQNPILE_RPILE,
+       EQNPILE_LPILE,
+       EQNPILE_COL,
+       EQNPILE_CCOL,
+       EQNPILE_RCOL,
+       EQNPILE_LCOL,
+       EQNPILE__MAX
+};
+
+ /*
+ * A "box" is a parsed mathematical expression as defined by the eqn.7
+ * grammar.

  */
  */

-struct regset {
-       struct reg        regs[REG__MAX];
+struct eqn_box {
+       int               size; /* font size of expression */
+#define        EQN_DEFSIZE       INT_MIN
+       enum eqn_boxt     type; /* type of node */
+       struct eqn_box   *first; /* first child node */
+       struct eqn_box   *last; /* last child node */
+       struct eqn_box   *next; /* node sibling */
+       struct eqn_box   *parent; /* node sibling */
+       char             *text; /* text (or NULL) */
+       char             *left;
+       char             *right;
+       enum eqn_post     pos; /* position of next box */
+       enum eqn_markt    mark; /* a mark about the box */
+       enum eqn_fontt    font; /* font of box */
+       enum eqn_pilet    pile; /* equation piling */

 };
 
 /*
 };
 
 /*

- * 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.
+ * An equation consists of a tree of expressions starting at a given
+ * line and position.

  */
  */

-enum   mdelim {
-       DELIM_NONE = 0,
-       DELIM_OPEN,
-       DELIM_MIDDLE,
-       DELIM_CLOSE
+struct eqn {
+       char             *name; /* identifier (or NULL) */
+       struct eqn_box   *root; /* root mathematical expression */
+       int               ln; /* invocation line */
+       int               pos; /* invocation position */

 };
 
 /*
 };
 
 /*

- * The type of parse sequence.  This value is usually passed via the
- * mandoc(1) command line of -man and -mdoc.  It's almost exclusively
- * -mandoc but the others have been retained for compatibility.
+ * Parse options.

  */
  */

-enum   mparset {
-       MPARSE_AUTO, /* magically determine the document type */
-       MPARSE_MDOC, /* assume -mdoc */
-       MPARSE_MAN /* assume -man */
+#define        MPARSE_MDOC     1  /* assume -mdoc */
+#define        MPARSE_MAN      2  /* assume -man */
+#define        MPARSE_SO       4  /* honour .so requests */
+#define        MPARSE_QUICK    8  /* abort the parse early */
+
+enum   mandoc_esc {
+       ESCAPE_ERROR = 0, /* bail! unparsable escape */
+       ESCAPE_IGNORE, /* escape to be ignored */
+       ESCAPE_SPECIAL, /* a regular special character */
+       ESCAPE_FONT, /* a generic font mode */
+       ESCAPE_FONTBOLD, /* bold font mode */
+       ESCAPE_FONTITALIC, /* italic font mode */
+       ESCAPE_FONTBI, /* bold italic font mode */
+       ESCAPE_FONTROMAN, /* roman font mode */
+       ESCAPE_FONTPREV, /* previous font mode */
+       ESCAPE_NUMBERED, /* a numbered glyph */
+       ESCAPE_UNICODE, /* a unicode codepoint */
+       ESCAPE_NOSPACE, /* suppress space if the last on a line */
+       ESCAPE_SKIPCHAR /* skip the next character */

 };
 
 typedef        void    (*mandocmsg)(enum mandocerr, enum mandoclevel,
                        const char *, int, int, const char *);
 
 struct mparse;
 };
 
 typedef        void    (*mandocmsg)(enum mandocerr, enum mandoclevel,
                        const char *, int, int, const char *);
 
 struct mparse;

+struct mchars;

 struct mdoc;
 struct man;
 
 __BEGIN_DECLS
 
 struct mdoc;
 struct man;
 
 __BEGIN_DECLS
 

+enum mandoc_esc          mandoc_escape(const char **, const char **, int *);
+struct mchars   *mchars_alloc(void);
+void             mchars_free(struct mchars *);
+char             mchars_num2char(const char *, size_t);
+int              mchars_num2uc(const char *, size_t);
+int              mchars_spec2cp(const struct mchars *,
+                       const char *, size_t);
+const char      *mchars_spec2str(const struct mchars *,
+                       const char *, size_t, size_t *);
+struct mparse   *mparse_alloc(int, enum mandoclevel, mandocmsg, char *);

 void             mparse_free(struct mparse *);
 void             mparse_free(struct mparse *);

-void             mparse_reset(struct mparse *);
-struct mparse   *mparse_alloc(enum mparset, 
-                       enum mandoclevel, mandocmsg, void *);
+void             mparse_keep(struct mparse *);

 enum mandoclevel  mparse_readfd(struct mparse *, int, const char *);
 enum mandoclevel  mparse_readfd(struct mparse *, int, const char *);

-void             mparse_result(struct mparse *, struct mdoc **, struct man **);
-
-void            *mandoc_calloc(size_t, size_t);
-void            *mandoc_malloc(size_t);
-void            *mandoc_realloc(void *, size_t);
-#define        DELIMSZ   6 /* hint: max possible size of a delimiter */
-enum mdelim      mandoc_isdelim(const char *);
+enum mandoclevel  mparse_readmem(struct mparse *, const void *, size_t,
+                       const char *);
+void             mparse_reset(struct mparse *);
+void             mparse_result(struct mparse *,
+                       struct mdoc **, struct man **, char **);
+const char      *mparse_getkeep(const struct mparse *);
+const char      *mparse_strerror(enum mandocerr);
+const char      *mparse_strlevel(enum mandoclevel);

 
 __END_DECLS
 
 
 __END_DECLS