-/* $Id: mandoc.h,v 1.45 2011/01/03 13:59:21 kristaps Exp $ */
+/* $Id: mandoc.h,v 1.107 2013/05/31 21:37:17 schwarze Exp $ */
/*
- * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2012 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
MANDOCERR_NOTITLE, /* no title in document */
MANDOCERR_UPPERCASE, /* document title should be all caps */
MANDOCERR_BADMSEC, /* unknown manual section */
- MANDOCERR_BADDATE, /* cannot parse date argument */
+ MANDOCERR_BADVOLARCH, /* unknown manual volume or arch */
+ 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_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 */
/* related to macros and nesting */
MANDOCERR_MACROOBS, /* skipping obsolete macro */
MANDOCERR_IGNPAR, /* skipping paragraph macro */
+ MANDOCERR_MOVEPAR, /* moving paragraph macro out of list */
+ 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_LINESCOPE, /* line scope broken */
/* related to missing macro arguments */
MANDOCERR_MACROEMPTY, /* skipping empty macro */
+ MANDOCERR_ARGCWARN, /* argument count wrong */
MANDOCERR_DISPTYPE, /* missing display 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 */
MANDOCERR_BADESCAPE, /* unknown escape sequence */
MANDOCERR_BADQUOTE, /* unterminated quoted string */
- /* related to tables */
- MANDOCERR_TBLEXTRADAT, /* extra data cells */
+ /* related to equations */
+ MANDOCERR_EQNQUOTE, /* unexpected literal in equation */
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 */
MANDOCERR_TBLLAYOUT, /* bad table layout */
MANDOCERR_TBLNOLAYOUT, /* no table layout cells specified */
MANDOCERR_TBLNODATA, /* no table data cells specified */
+ MANDOCERR_TBLIGNDATA, /* ignore data in cell */
+ MANDOCERR_TBLBLOCK, /* data block still open */
+ MANDOCERR_TBLEXTRADAT, /* ignoring extra data cells */
MANDOCERR_ROFFLOOP, /* input stack limit exceeded, infinite loop? */
MANDOCERR_BADCHAR, /* skipping bad character */
+ MANDOCERR_NAMESC, /* escaped character not allowed in a name */
+ MANDOCERR_NONAME, /* manual name not yet set */
MANDOCERR_NOTEXT, /* skipping text before the first section header */
MANDOCERR_MACRO, /* skipping unknown macro */
MANDOCERR_REQUEST, /* NOT IMPLEMENTED: skipping request */
- MANDOCERR_LINESCOPE, /* line scope broken */
MANDOCERR_ARGCOUNT, /* argument count wrong */
+ 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_FATAL, /* ===== start of fatal errors ===== */
+ MANDOCERR_NOTMANUAL, /* manual isn't really a manual */
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_MAX
};
-struct tbl {
+struct tbl_opts {
char tab; /* cell-separator */
char decimal; /* decimal point */
int linesize;
- char delims[2]; /* FIXME: deprecate */
int opts;
#define TBL_OPT_CENTRE (1 << 0)
#define TBL_OPT_EXPAND (1 << 1)
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 {
- enum tbl_headt pos;
int ident; /* 0 <= unique id < cols */
+ int vert; /* width of preceding vertical line */
struct tbl_head *next;
struct tbl_head *prev;
};
TBL_CELL_DOWN, /* ^ */
TBL_CELL_HORIZ, /* _, - */
TBL_CELL_DHORIZ, /* = */
- TBL_CELL_VERT, /* | */
- TBL_CELL_DVERT, /* || */
TBL_CELL_MAX
};
*/
struct tbl_cell {
struct tbl_cell *next;
+ int vert; /* width of preceding vertical line */
enum tbl_cellt pos;
- int spacing;
+ size_t spacing;
int flags;
#define TBL_CELL_TALIGN (1 << 0) /* t, T */
#define TBL_CELL_BALIGN (1 << 1) /* d, D */
};
enum tbl_datt {
- TBL_DATA_DATA,
- TBL_DATA_HORIZ,
- TBL_DATA_DHORIZ,
- TBL_DATA_NHORIZ,
- TBL_DATA_NDHORIZ
+ TBL_DATA_NONE, /* has no data */
+ TBL_DATA_DATA, /* consists of data/string */
+ TBL_DATA_HORIZ, /* horizontal line */
+ TBL_DATA_DHORIZ, /* double-horizontal line */
+ TBL_DATA_NHORIZ, /* squeezed horizontal line */
+ TBL_DATA_NDHORIZ /* squeezed double-horizontal line */
};
/*
* string value that's in the cell. The rest is layout.
*/
struct tbl_dat {
- struct tbl_cell *layout; /* layout cell: CAN BE NULL */
+ struct tbl_cell *layout; /* layout cell */
+ int spans; /* how many spans follow */
struct tbl_dat *next;
- char *string;
+ char *string; /* data (NULL if not TBL_DATA_DATA) */
enum tbl_datt pos;
};
* 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: CAN BE NULL */
+ struct tbl_row *layout; /* layout row */
struct tbl_dat *first;
struct tbl_dat *last;
+ int line; /* parse line */
int flags;
#define TBL_SPAN_FIRST (1 << 0)
#define TBL_SPAN_LAST (1 << 1)
struct tbl_span *next;
};
-/*
- * Available registers (set in libroff, accessed elsewhere).
- */
-enum regs {
- REG_nS = 0,
- REG__MAX
+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 */
};
-/*
- * A register (struct reg) can consist of many types: this consists of
- * normalised types from the original string form.
+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,
+ EQNFONT_BOLD,
+ EQNFONT_FAT,
+ EQNFONT_ITALIC,
+ EQNFONT__MAX
+};
+
+enum eqn_post {
+ EQNPOS_NONE = 0,
+ EQNPOS_OVER,
+ EQNPOS_SUP,
+ EQNPOS_SUB,
+ EQNPOS_TO,
+ EQNPOS_FROM,
+ EQNPOS__MAX
+};
+
+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.
*/
-union regval {
- unsigned u; /* unsigned integer */
+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 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.
+ * An equation consists of a tree of expressions starting at a given
+ * line and position.
*/
-struct reg {
- int set; /* whether set or not */
- union regval v; /* parsed data */
+struct eqn {
+ char *name; /* identifier (or NULL) */
+ struct eqn_box *root; /* root mathematical expression */
+ int ln; /* invocation line */
+ int pos; /* invocation position */
};
/*
- * 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).
+ * 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.
*/
-struct regset {
- struct reg regs[REG__MAX];
+enum mparset {
+ MPARSE_AUTO, /* magically determine the document type */
+ MPARSE_MDOC, /* assume -mdoc */
+ MPARSE_MAN /* assume -man */
};
+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_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;
+struct mchars;
+struct mdoc;
+struct man;
+
__BEGIN_DECLS
-/*
- * Callback function for warnings, errors, and fatal errors as they
- * occur in the compilers libroff, libmdoc, and libman.
- */
-typedef int (*mandocmsg)(enum mandocerr, void *,
- int, int, const char *);
+void *mandoc_calloc(size_t, size_t);
+enum mandoc_esc mandoc_escape(const char **, const char **, int *);
+void *mandoc_malloc(size_t);
+void *mandoc_realloc(void *, size_t);
+char *mandoc_strdup(const char *);
+char *mandoc_strndup(const char *, size_t);
+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(enum mparset, enum mandoclevel,
+ mandocmsg, void *, char *);
+void mparse_free(struct mparse *);
+void mparse_keep(struct mparse *);
+enum mandoclevel mparse_readfd(struct mparse *, int, 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 **);
+const char *mparse_getkeep(const struct mparse *);
+const char *mparse_strerror(enum mandocerr);
+const char *mparse_strlevel(enum mandoclevel);
__END_DECLS
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