mandoc/mandoc.h - diff

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Diff for /mandoc/mandoc.h between version 1.143 and 1.245

version 1.143, 2014/07/30 00:19:16

version 1.245, 2017/07/08 14:51:04

Line 1

/* $Id$ */

* Permission to use, copy, modify, and distribute this software for any

* purpose with or without fee is hereby granted, provided that the above

* copyright notice and this permission notice appear in all copies.

* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES

* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR

* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

#ifndef MANDOC_H

#define MANDOC_H

#define ASCII_NBRSP 31 /* non-breaking space */

#define ASCII_HYPH 30 /* breakable hyphen */

Line 30

Line 28

enum mandoclevel {

MANDOCLEVEL_OK = 0,

MANDOCLEVEL_RESERVED,

MANDOCLEVEL_STYLE, /* style suggestions */

MANDOCLEVEL_WARNING, /* warnings: syntax, whitespace, etc. */

MANDOCLEVEL_ERROR, /* input has been thrown away */

MANDOCLEVEL_FATAL, /* input is borked */

MANDOCLEVEL_UNSUPP, /* input needs unimplemented features */

MANDOCLEVEL_BADARG, /* bad argument in invocation */

MANDOCLEVEL_SYSERR, /* system error */

MANDOCLEVEL_MAX

Line 46 enum mandoclevel {

Line 44 enum mandoclevel {

enum mandocerr {

MANDOCERR_OK,

MANDOCERR_BASE, /* ===== start of base system conventions ===== */

MANDOCERR_MDOCDATE, /* Mdocdate found: Dd ... */

MANDOCERR_MDOCDATE_MISSING, /* Mdocdate missing: Dd ... */

MANDOCERR_ARCH_BAD, /* unknown architecture: Dt ... arch */

MANDOCERR_OS_ARG, /* operating system explicitly specified: Os ... */

MANDOCERR_RCS_MISSING, /* RCS id missing */

MANDOCERR_XR_BAD, /* referenced manual not found: Xr name sec */

MANDOCERR_STYLE, /* ===== start of style suggestions ===== */

MANDOCERR_DATE_LEGACY, /* legacy man(7) date format: Dd ... */

MANDOCERR_TITLE_CASE, /* lower case character in document title */

MANDOCERR_RCS_REP, /* duplicate RCS id: ... */

MANDOCERR_SEC_TYPO, /* typo in section name: Sh ... */

MANDOCERR_ARG_QUOTE, /* unterminated quoted argument */

MANDOCERR_MACRO_USELESS, /* useless macro: macro */

MANDOCERR_BX, /* consider using OS macro: macro */

MANDOCERR_ER_ORDER, /* errnos out of order: Er ... */

MANDOCERR_ER_REP, /* duplicate errno: Er ... */

MANDOCERR_DELIM, /* trailing delimiter: macro ... */

MANDOCERR_DELIM_NB, /* no blank before trailing delimiter: macro ... */

MANDOCERR_FI_SKIP, /* fill mode already enabled, skipping: fi */

MANDOCERR_NF_SKIP, /* fill mode already disabled, skipping: nf */

MANDOCERR_FUNC, /* function name without markup: name() */

MANDOCERR_SPACE_EOL, /* whitespace at end of input line */

MANDOCERR_COMMENT_BAD, /* bad comment style */

MANDOCERR_WARNING, /* ===== start of warnings ===== */

/* related to the prologue */

MANDOCERR_TH_MISSING, /* missing .TH macro, using "unknown 1" */

MANDOCERR_DT_NOTITLE, /* missing manual title, using UNTITLED: line */

MANDOCERR_TITLE_CASE, /* lower case character in document title */

MANDOCERR_TH_NOTITLE, /* missing manual title, using "": [macro] */

MANDOCERR_MSEC_BAD, /* unknown manual section: section */

MANDOCERR_MSEC_MISSING, /* missing manual section, using "": macro */

MANDOCERR_ARCH_BAD, /* unknown manual volume or arch: volume */

MANDOCERR_MSEC_BAD, /* unknown manual section: Dt ... section */

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_DATE_FUTURE, /* date in the future, using it anyway: date */

MANDOCERR_PROLOG_REP, /* duplicate prologue macro: macro */

MANDOCERR_OS_MISSING, /* missing Os macro, using "" */

MANDOCERR_PROLOG_BAD, /* incomplete prologue, terminated by: macro */

MANDOCERR_PROLOG_LATE, /* late prologue macro: macro */

MANDOCERR_PROLOG_ONLY, /* skipping prologue macro in body: macro */

MANDOCERR_PROLOG_ORDER, /* prologue macros out of order: macros */

/* related to document structure */

MANDOCERR_SO, /* .so is fragile, better use ln(1): .so path */

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_FIRST, /* first section is not NAME: Sh title */

MANDOCERR_NAMESEC_BAD, /* bad NAME section contents: macro */

MANDOCERR_NAMESEC_NONM, /* NAME section without Nm before Nd */

MANDOCERR_SEC_ORDER, /* sections out of conventional order: title */

MANDOCERR_NAMESEC_NOND, /* NAME section without description */

MANDOCERR_SEC_REP, /* duplicate section title: title */

MANDOCERR_NAMESEC_ND, /* description not at the end of NAME */

MANDOCERR_SEC_MSEC, /* unexpected section: title for ... only */

MANDOCERR_NAMESEC_BAD, /* bad NAME section content: macro */

MANDOCERR_NAMESEC_PUNCT, /* missing comma before name: Nm name */

MANDOCERR_ND_EMPTY, /* missing description line, using "" */

MANDOCERR_ND_LATE, /* description line outside NAME section */

MANDOCERR_SEC_ORDER, /* sections out of conventional order: Sh title */

MANDOCERR_SEC_REP, /* duplicate section title: Sh title */

MANDOCERR_SEC_MSEC, /* unexpected section: Sh title for ... only */

MANDOCERR_XR_SELF, /* cross reference to self: Xr name sec */

MANDOCERR_XR_ORDER, /* unusual Xr order: ... after ... */

MANDOCERR_XR_PUNCT, /* unusual Xr punctuation: ... after ... */

MANDOCERR_AN_MISSING, /* AUTHORS section without An macro */

/* related to macros and nesting */

MANDOCERR_MACRO_OBS, /* obsolete macro: macro */

MANDOCERR_MACRO_CALL, /* macro neither callable nor escaped: 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_BLK_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_TA_LINE, /* first macro on line: Ta */

MANDOCERR_FI_SKIP, /* fill mode already enabled, skipping .fi */

MANDOCERR_NF_SKIP, /* fill mode already disabled, skipping .nf */

MANDOCERR_BLK_LINE, /* line scope broken: macro breaks macro */

MANDOCERR_BLK_BLANK, /* skipping blank line in line scope */

/* related to missing arguments */

MANDOCERR_REQ_EMPTY, /* skipping empty request: request */

MANDOCERR_COND_EMPTY, /* conditional request controls empty scope */

MANDOCERR_MACRO_EMPTY, /* skipping empty macro: macro */

MANDOCERR_BLK_EMPTY, /* empty block: macro */

MANDOCERR_ARG_EMPTY, /* empty argument, using 0n: macro arg */

MANDOCERR_ARGCWARN, /* argument count wrong */

MANDOCERR_BD_NOTYPE, /* missing display type, using -ragged: Bd */

MANDOCERR_BD_NOTYPE, /* missing display type, using -ragged */

MANDOCERR_BL_LATETYPE, /* list type is not the first argument: Bl arg */

MANDOCERR_BL_LATETYPE, /* list type is not the first argument: arg */

MANDOCERR_BL_NOWIDTH, /* missing -width in -tag list, using 6n */

MANDOCERR_BL_NOWIDTH, /* missing -width in -tag list, using 8n */

MANDOCERR_EX_NONAME, /* missing utility name, using "": Ex */

MANDOCERR_EX_NONAME, /* missing name for .Ex, using "" */

MANDOCERR_FO_NOHEAD, /* missing function name, using "": Fo */

MANDOCERR_IT_NOHEAD, /* empty head in list item: type */

MANDOCERR_IT_NOHEAD, /* empty head in list item: Bl -type It */

MANDOCERR_IT_NOBODY, /* empty list item: type */

MANDOCERR_IT_NOBODY, /* empty list item: Bl -type It */

MANDOCERR_BF_NOFONT, /* missing font type, using \fR */

MANDOCERR_IT_NOARG, /* missing argument, using next line: Bl -c It */

MANDOCERR_BF_BADFONT, /* unknown font type, using \fR: macro font */

MANDOCERR_BF_NOFONT, /* missing font type, using \fR: Bf */

MANDOCERR_BF_BADFONT, /* unknown font type, using \fR: Bf font */

MANDOCERR_PF_SKIP, /* nothing follows prefix: Pf arg */

MANDOCERR_RS_EMPTY, /* empty reference block: Rs */

MANDOCERR_XR_NOSEC, /* missing section argument: Xr arg */

MANDOCERR_ARG_STD, /* missing -std argument, adding it: macro */

MANDOCERR_OP_EMPTY, /* missing option string, using "": OP */

MANDOCERR_UR_NOHEAD, /* missing resource identifier, using "": UR */

MANDOCERR_EQN_NOBOX, /* missing eqn box, using "": op */

/* related to bad arguments */

MANDOCERR_IGNARGV, /* skipping argument */

MANDOCERR_ARG_QUOTE, /* unterminated quoted argument */

MANDOCERR_ARG_REP, /* duplicate argument: macro arg */

MANDOCERR_BD_REP, /* skipping duplicate display type: type */

MANDOCERR_AN_REP, /* skipping duplicate argument: An -arg */

MANDOCERR_BL_REP, /* skipping duplicate list type: type */

MANDOCERR_BD_REP, /* skipping duplicate display type: Bd -type */

MANDOCERR_AT_BAD, /* unknown AT&T UNIX version: version */

MANDOCERR_BL_REP, /* skipping duplicate list type: Bl -type */

MANDOCERR_BL_SKIPW, /* skipping -width argument: Bl -type */

MANDOCERR_BL_COL, /* wrong number of cells */

MANDOCERR_AT_BAD, /* unknown AT&T UNIX version: At version */

MANDOCERR_FA_COMMA, /* comma in function argument: arg */

MANDOCERR_FN_PAREN, /* parenthesis in function name: arg */

MANDOCERR_LB_BAD, /* unknown library name: Lb ... */

MANDOCERR_RS_BAD, /* invalid content in Rs block: macro */

MANDOCERR_SM_BAD, /* invalid Boolean argument: macro arg */

MANDOCERR_FT_BAD, /* unknown font, skipping request: request font */

MANDOCERR_FT_BAD, /* unknown font, skipping request: ft font */

MANDOCERR_TR_ODD, /* odd number of characters in request: tr char */

/* related to plain text */

MANDOCERR_FI_BLANK, /* blank line in fill mode, using .sp */

MANDOCERR_FI_TAB, /* tab in filled text */

MANDOCERR_SPACE_EOL, /* whitespace at end of input line */

MANDOCERR_EOS, /* new sentence, new line */

MANDOCERR_COMMENT_BAD, /* bad comment style */

MANDOCERR_ESC_BAD, /* invalid escape sequence: esc */

MANDOCERR_STR_UNDEF, /* undefined string, using "": name */

/* related to tables */

MANDOCERR_TBLLAYOUT_SPAN, /* tbl line starts with span */

MANDOCERR_TBLLAYOUT_DOWN, /* tbl column starts with span */

MANDOCERR_TBLLAYOUT_VERT, /* skipping vertical bar in tbl layout */

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_ALPHA, /* non-alphabetic character in tbl options */

MANDOCERR_TBLOPT, /* bad table option */

MANDOCERR_TBLOPT_BAD, /* skipping unknown tbl option: option */

MANDOCERR_TBLLAYOUT, /* bad table layout */

MANDOCERR_TBLOPT_NOARG, /* missing tbl option argument: option */

MANDOCERR_TBLNOLAYOUT, /* no table layout cells specified */

MANDOCERR_TBLOPT_ARGSZ, /* wrong tbl option argument size: option */

MANDOCERR_TBLNODATA, /* no table data cells specified */

MANDOCERR_TBLLAYOUT_NONE, /* empty tbl layout */

MANDOCERR_TBLIGNDATA, /* ignore data in cell */

MANDOCERR_TBLLAYOUT_CHAR, /* invalid character in tbl layout: char */

MANDOCERR_TBLBLOCK, /* data block still open */

MANDOCERR_TBLLAYOUT_PAR, /* unmatched parenthesis in tbl layout */

MANDOCERR_TBLEXTRADAT, /* ignoring extra data cells */

MANDOCERR_TBLDATA_NONE, /* tbl without any data cells */

MANDOCERR_TBLDATA_SPAN, /* ignoring data in spanned tbl cell: data */

MANDOCERR_TBLDATA_EXTRA, /* ignoring extra tbl data cells: data */

MANDOCERR_TBLDATA_BLK, /* data block open at end of tbl: macro */

/* related to document structure and macros */

MANDOCERR_FILE, /* cannot open file */

MANDOCERR_PROLOG_REP, /* duplicate prologue macro: macro */

MANDOCERR_DT_LATE, /* skipping late title macro: Dt args */

MANDOCERR_ROFFLOOP, /* input stack limit exceeded, infinite loop? */

MANDOCERR_BADCHAR, /* skipping bad character */

MANDOCERR_CHAR_BAD, /* skipping bad character: number */

MANDOCERR_MACRO, /* skipping unknown macro */

MANDOCERR_MACRO, /* skipping unknown macro: macro */

MANDOCERR_TA_STRAY, /* skipping column outside column list */

MANDOCERR_REQ_INSEC, /* skipping insecure request: request */

MANDOCERR_IT_STRAY, /* skipping item outside list: It ... */

MANDOCERR_TA_STRAY, /* skipping column outside column list: Ta */

MANDOCERR_BLK_NOTOPEN, /* skipping end of block that is not open */

MANDOCERR_RE_NOTOPEN, /* fewer RS blocks open, skipping: RE arg */

MANDOCERR_BLK_BROKEN, /* inserting missing end of block: macro ... */

MANDOCERR_BLK_NOEND, /* appending missing end of block: macro */

/* related to request and macro arguments */

MANDOCERR_NAMESC, /* escaped character not allowed in a name */

MANDOCERR_NAMESC, /* escaped character not allowed in a name: name */

MANDOCERR_ARGCOUNT, /* argument count wrong */

MANDOCERR_BD_FILE, /* NOT IMPLEMENTED: Bd -file */

MANDOCERR_NM_NONAME, /* missing manual name, using "" */

MANDOCERR_BD_NOARG, /* skipping display without arguments: Bd */

MANDOCERR_ST_BAD, /* unknown standard specifier: standard */

MANDOCERR_BL_NOTYPE, /* missing list type, using -item: Bl */

MANDOCERR_UNAME, /* uname(3) system call failed */

MANDOCERR_CE_NONUM, /* argument is not numeric, using 1: ce ... */

MANDOCERR_NUMERIC, /* request requires a numeric argument */

MANDOCERR_NM_NONAME, /* missing manual name, using "": Nm */

MANDOCERR_BL_NOTYPE, /* missing list type, using -item */

MANDOCERR_OS_UNAME, /* uname(3) system call failed, using UNKNOWN */

MANDOCERR_ST_BAD, /* unknown standard specifier: St standard */

MANDOCERR_IT_NONUM, /* skipping request without numeric argument */

MANDOCERR_SO_PATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */

MANDOCERR_SO_FAIL, /* .so request failed */

MANDOCERR_ARG_SKIP, /* skipping all arguments: macro args */

MANDOCERR_ARG_EXCESS, /* skipping excess arguments: macro ... args */

MANDOCERR_DIVZERO, /* divide by zero */

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

MANDOCERR_UNSUPP, /* ===== start of unsupported features ===== */

MANDOCERR_TOOLARGE, /* input too large */

MANDOCERR_NOTMANUAL, /* not a manual */

MANDOCERR_CHAR_UNSUPP, /* unsupported control character: number */

MANDOCERR_COLUMNS, /* column syntax is inconsistent */

MANDOCERR_REQ_UNSUPP, /* unsupported roff request: request */

MANDOCERR_BADDISP, /* NOT IMPLEMENTED: .Bd -file */

MANDOCERR_TBLOPT_EQN, /* eqn delim option in tbl: arg */

MANDOCERR_SYNTCHILD, /* child violates parent syntax */

MANDOCERR_TBLLAYOUT_MOD, /* unsupported tbl layout modifier: m */

MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */

MANDOCERR_TBLMACRO, /* ignoring macro in table: macro */

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 */

/* ===== system errors ===== */

MANDOCERR_SYSOPEN, /* cannot open file */

MANDOCERR_SYSSTAT, /* cannot stat file */

MANDOCERR_SYSREAD, /* cannot read file */

MANDOCERR_MAX

};

struct tbl_opts {

char tab; /* cell-separator */

char decimal; /* decimal point */

int linesize;

int opts;

#define TBL_OPT_CENTRE (1 << 0)

#define TBL_OPT_EXPAND (1 << 1)

Line 191 struct tbl_opts {

Line 240 struct tbl_opts {

#define TBL_OPT_ALLBOX (1 << 4)

#define TBL_OPT_NOKEEP (1 << 5)

#define TBL_OPT_NOSPACE (1 << 6)

#define TBL_OPT_NOWARN (1 << 7)

int cols; /* number of columns */

int lvert; /* width of left vertical line */

int rvert; /* width of right vertical line */

};

* 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 {

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

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

struct tbl_head *next;

struct tbl_head *prev;

};

enum tbl_cellt {

TBL_CELL_CENTRE, /* c, C */

TBL_CELL_RIGHT, /* r, R */

Line 224 enum tbl_cellt {

Line 264 enum tbl_cellt {

struct tbl_cell {

struct tbl_cell *next;

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

char *wstr; /* min width represented as a string */

enum tbl_cellt pos;

size_t width; /* minimum column width */

size_t spacing;

size_t spacing; /* to the right of the column */

int vert; /* width of subsequent vertical line */

int col; /* column number, starting from 0 */

int flags;

#define TBL_CELL_TALIGN (1 << 0) /* t, T */

#define TBL_CELL_BALIGN (1 << 1) /* d, D */

Line 235 struct tbl_cell {

Line 277 struct tbl_cell {

#define TBL_CELL_EQUAL (1 << 4) /* e, E */

#define TBL_CELL_UP (1 << 5) /* u, U */

#define TBL_CELL_WIGN (1 << 6) /* z, Z */

struct tbl_head *head;

#define TBL_CELL_WMAX (1 << 7) /* x, X */

enum tbl_cellt pos;

};

Line 245 struct tbl_row {

Line 288 struct tbl_row {

struct tbl_row *next;

struct tbl_cell *first;

struct tbl_cell *last;

int vert; /* trailing vertical line */

int vert; /* width of left vertical line */

};

enum tbl_datt {

Line 263 enum tbl_datt {

Line 306 enum tbl_datt {

struct tbl_dat {

struct tbl_cell *layout; /* layout cell */

int spans; /* how many spans follow */

struct tbl_dat *next;

char *string; /* data (NULL if not TBL_DATA_DATA) */

int spans; /* how many spans follow */

int block; /* T{ text block T} */

enum tbl_datt pos;

};

Line 280 enum tbl_spant {

Line 324 enum tbl_spant {

struct tbl_span {

struct tbl_opts *opts;

struct tbl_head *head;

struct tbl_row *layout; /* layout row */

struct tbl_dat *first;

struct tbl_dat *last;

struct tbl_span *prev;

struct tbl_span *next;

int line; /* parse line */

int flags;

#define TBL_SPAN_FIRST (1 << 0)

#define TBL_SPAN_LAST (1 << 1)

enum tbl_spant pos;

struct tbl_span *next;

};

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_LIST, /* list (braces, etc.) */

EQN_MATRIX /* matrix subexpression */

EQN_PILE, /* vertical pile */

EQN_MATRIX /* pile of piles */

};

enum eqn_markt {

EQNMARK_NONE = 0,

EQNMARK_DOT,

EQNMARK_DOTDOT,

EQNMARK_HAT,

EQNMARK_TILDE,

EQNMARK_VEC,

EQNMARK_DYAD,

EQNMARK_BAR,

EQNMARK_UNDER,

EQNMARK__MAX

};

enum eqn_fontt {

EQNFONT_NONE = 0,

EQNFONT_ROMAN,

Line 324 enum eqn_fontt {

Line 352 enum eqn_fontt {

enum eqn_post {

EQNPOS_NONE = 0,

EQNPOS_OVER,

EQNPOS_SUP,

EQNPOS_SUBSUP,

EQNPOS_SUB,

EQNPOS_TO,

EQNPOS_FROM,

EQNPOS_FROMTO,

EQNPOS_OVER,

EQNPOS_SQRT,

EQNPOS__MAX

};

Line 356 struct eqn_box {

Line 387 struct eqn_box {

struct eqn_box *first; /* first child node */

struct eqn_box *last; /* last child node */

struct eqn_box *next; /* node sibling */

struct eqn_box *prev; /* node sibling */

struct eqn_box *parent; /* node sibling */

char *text; /* text (or NULL) */

char *left;

char *left; /* fence left-hand */

char *right;

char *right; /* fence right-hand */

char *top; /* expression over-symbol */

char *bottom; /* expression under-symbol */

size_t args; /* arguments in parent */

size_t expectargs; /* max arguments in parent */

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 */

};

* An equation consists of a tree of expressions starting at a given

* line and position.

struct eqn {

char *name; /* identifier (or NULL) */

struct eqn_box *root; /* root mathematical expression */

int ln; /* invocation line */

int pos; /* invocation position */

};

* Parse options.

#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 */

#define MPARSE_UTF8 16 /* accept UTF-8 input */

#define MPARSE_LATIN1 32 /* accept ISO-LATIN-1 input */

enum mandoc_os {

MANDOC_OS_OTHER = 0,

MANDOC_OS_NETBSD,

MANDOC_OS_OPENBSD

};

enum mandoc_esc {

ESCAPE_ERROR = 0, /* bail! unparsable escape */

ESCAPE_IGNORE, /* escape to be ignored */

Line 397 enum mandoc_esc {

Line 429 enum mandoc_esc {

ESCAPE_FONTPREV, /* previous font mode */

ESCAPE_NUMBERED, /* a numbered glyph */

ESCAPE_UNICODE, /* a unicode codepoint */

ESCAPE_BREAK, /* break the output line */

ESCAPE_NOSPACE, /* suppress space if the last on a line */

ESCAPE_SKIPCHAR /* skip the next character */

ESCAPE_HORIZ, /* horizontal movement */

ESCAPE_HLINE, /* horizontal line drawing */

ESCAPE_SKIPCHAR, /* skip the next character */

ESCAPE_OVERSTRIKE /* overstrike all chars in the argument */

};

typedef void (*mandocmsg)(enum mandocerr, enum mandoclevel,

const char *, int, int, const char *);

struct mparse;

struct mchars;

struct roff_man;

struct mdoc;

struct man;

__BEGIN_DECLS

enum mandoc_esc mandoc_escape(const char **, const char **, int *);

struct mchars *mchars_alloc(void);

void mchars_alloc(void);

void mchars_free(struct mchars *);

void mchars_free(void);

char mchars_num2char(const char *, size_t);

int mchars_num2char(const char *, size_t);

const char *mchars_uc2str(int);

int mchars_num2uc(const char *, size_t);

int mchars_spec2cp(const struct mchars *,

int mchars_spec2cp(const char *, size_t);

const char *, size_t);

const char *mchars_spec2str(const char *, size_t, size_t *);

const char *mchars_spec2str(const struct mchars *,

struct mparse *mparse_alloc(int, enum mandocerr, mandocmsg,

const char *, size_t, size_t *);

enum mandoc_os, const char *);

struct mparse *mparse_alloc(int, enum mandoclevel, mandocmsg,

const char *);

void mparse_free(struct mparse *);

void mparse_keep(struct mparse *);

int mparse_open(struct mparse *, const char *);

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

enum mandoclevel mparse_readmem(struct mparse *, const void *, size_t,

enum mandoclevel mparse_readmem(struct mparse *, void *, size_t,

const char *);

void mparse_reset(struct mparse *);

void mparse_result(struct mparse *,

struct mdoc **, struct man **, char **);

struct roff_man **, char **);

const char *mparse_getkeep(const struct mparse *);

const char *mparse_strerror(enum mandocerr);

const char *mparse_strlevel(enum mandoclevel);

void mparse_updaterc(struct mparse *, enum mandoclevel *);

__END_DECLS

#endif /*!MANDOC_H*/

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