-/* $Id: mandoc.h,v 1.156 2014/09/12 00:54:10 schwarze Exp $ */
+/* $Id: mandoc.h,v 1.274 2021/08/14 13:53:08 schwarze Exp $ */
/*
- * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2012-2021 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
*
* 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.
+ *
+ * Error handling, escape sequence, and character utilities.
+ * Can be used by all code in the mandoc package.
*/
-#ifndef MANDOC_H
-#define MANDOC_H
#define ASCII_NBRSP 31 /* non-breaking space */
#define ASCII_HYPH 30 /* breakable hyphen */
*/
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
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_STYLE, /* ===== start of style suggestions ===== */
+
+ MANDOCERR_DATE_LEGACY, /* legacy man(7) date format: Dd ... */
+ MANDOCERR_DATE_NORM, /* normalizing date format to: ... */
+ MANDOCERR_TITLE_CASE, /* lower case character in document title */
+ MANDOCERR_RCS_REP, /* duplicate RCS id: ... */
+ MANDOCERR_SEC_TYPO, /* possible 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_XR_BAD, /* referenced manual not found: Xr name sec */
+ 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_TEXT_LONG, /* input text line longer than 80 bytes */
+ MANDOCERR_DASHDASH, /* verbatim "--", maybe consider using \(em */
+ 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_DT_NOTITLE, /* missing manual title, using UNTITLED: line */
MANDOCERR_TH_NOTITLE, /* missing manual title, using "": [macro] */
- MANDOCERR_TITLE_CASE, /* lower case character in document title */
MANDOCERR_MSEC_MISSING, /* missing manual section, using "": macro */
MANDOCERR_MSEC_BAD, /* unknown manual section: Dt ... section */
- MANDOCERR_ARCH_BAD, /* unknown manual volume or arch: Dt ... volume */
- MANDOCERR_DATE_MISSING, /* missing date, using today's date */
+ MANDOCERR_MSEC_FILE, /* filename/section mismatch: ... */
+ MANDOCERR_DATE_MISSING, /* missing date, using "": [macro] */
MANDOCERR_DATE_BAD, /* cannot parse date, using it verbatim: date */
+ MANDOCERR_DATE_FUTURE, /* date in the future, using it anyway: date */
MANDOCERR_OS_MISSING, /* missing Os macro, using "" */
- MANDOCERR_PROLOG_REP, /* duplicate prologue macro: macro */
MANDOCERR_PROLOG_LATE, /* late prologue macro: macro */
- MANDOCERR_DT_LATE, /* skipping late title macro: Dt args */
MANDOCERR_PROLOG_ORDER, /* prologue macros out of order: macros */
/* related to document structure */
MANDOCERR_DOC_EMPTY, /* no document body */
MANDOCERR_SEC_BEFORE, /* content before first section header: macro */
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_NAMESEC_NOND, /* NAME section without description */
+ MANDOCERR_NAMESEC_ND, /* description not at the end of NAME */
+ 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_FI_SKIP, /* fill mode already enabled, skipping: fi */
- MANDOCERR_NF_SKIP, /* fill mode already disabled, skipping: nf */
+ MANDOCERR_TA_LINE, /* first macro on line: Ta */
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_BL_LATETYPE, /* list type is not the first argument: Bl arg */
- MANDOCERR_BL_NOWIDTH, /* missing -width in -tag list, using 8n */
+ MANDOCERR_BL_NOWIDTH, /* missing -width in -tag list, using 6n */
MANDOCERR_EX_NONAME, /* missing utility name, using "": Ex */
+ MANDOCERR_FO_NOHEAD, /* missing function name, using "": Fo */
MANDOCERR_IT_NOHEAD, /* empty head in list item: Bl -type It */
MANDOCERR_IT_NOBODY, /* empty list item: Bl -type It */
+ MANDOCERR_IT_NOARG, /* missing argument, using next line: Bl -c It */
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_ARG_QUOTE, /* unterminated quoted argument */
MANDOCERR_ARG_REP, /* duplicate argument: macro arg */
MANDOCERR_AN_REP, /* skipping duplicate argument: An -arg */
MANDOCERR_BD_REP, /* skipping duplicate display type: Bd -type */
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_CHAR_FONT, /* argument contains two font escapes */
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_COMMENT_BAD, /* bad comment style */
+ MANDOCERR_EOS, /* new sentence, new line */
MANDOCERR_ESC_BAD, /* invalid escape sequence: esc */
+ MANDOCERR_ESC_UNDEF, /* undefined escape, printing literally: char */
MANDOCERR_STR_UNDEF, /* undefined string, using "": name */
- MANDOCERR_ERROR, /* ===== start of errors ===== */
+ /* 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 */
- /* 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 */
+ MANDOCERR_ERROR, /* ===== start of errors ===== */
/* 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_TBLOPT_ALPHA, /* non-alphabetic character in tbl options */
+ MANDOCERR_TBLOPT_BAD, /* skipping unknown tbl option: option */
+ MANDOCERR_TBLOPT_NOARG, /* missing tbl option argument: option */
+ MANDOCERR_TBLOPT_ARGSZ, /* wrong tbl option argument size: option */
+ MANDOCERR_TBLLAYOUT_NONE, /* empty tbl layout */
+ MANDOCERR_TBLLAYOUT_CHAR, /* invalid character in tbl layout: char */
+ MANDOCERR_TBLLAYOUT_PAR, /* unmatched parenthesis in tbl layout */
+ MANDOCERR_TBLLAYOUT_SPC, /* ignoring excessive spacing in tbl layout */
+ 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_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: number */
+ MANDOCERR_CHAR_BAD, /* skipping bad character: number */
MANDOCERR_MACRO, /* skipping unknown macro: macro */
+ MANDOCERR_REQ_NOMAC, /* skipping request outside macro: ... */
+ 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: name */
- MANDOCERR_ARGCOUNT, /* argument count wrong */
+ MANDOCERR_ARG_UNDEF, /* using macro argument outside macro */
+ MANDOCERR_ARG_NONUM, /* argument number is not numeric */
+ MANDOCERR_BD_FILE, /* NOT IMPLEMENTED: Bd -file */
+ MANDOCERR_BD_NOARG, /* skipping display without arguments: Bd */
MANDOCERR_BL_NOTYPE, /* missing list type, using -item: Bl */
+ MANDOCERR_CE_NONUM, /* argument is not numeric, using 1: ce ... */
+ MANDOCERR_CHAR_ARG, /* argument is not a character: char ... */
MANDOCERR_NM_NONAME, /* missing manual name, using "": Nm */
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_SHIFT, /* excessive shift: ..., but max is ... */
+ MANDOCERR_SO_PATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */
+ MANDOCERR_SO_FAIL, /* .so request failed */
+ MANDOCERR_TG_SPC, /* skipping tag containing whitespace: tag */
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_BD_FILE, /* NOT IMPLEMENTED: Bd -file */
- MANDOCERR_SO_PATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */
- MANDOCERR_SO_FAIL, /* .so request failed */
-
- /* ===== system errors ===== */
-
- MANDOCERR_SYSDUP, /* cannot dup file descriptor */
- MANDOCERR_SYSEXEC, /* cannot exec */
- MANDOCERR_SYSEXIT, /* gunzip failed with code */
- MANDOCERR_SYSFORK, /* cannot fork */
- MANDOCERR_SYSOPEN, /* cannot open file */
- MANDOCERR_SYSPIPE, /* cannot open pipe */
- MANDOCERR_SYSREAD, /* cannot read file */
- MANDOCERR_SYSSIG, /* gunzip died from signal */
- MANDOCERR_SYSSTAT, /* cannot stat file */
- MANDOCERR_SYSWAIT, /* wait failed */
+ MANDOCERR_CHAR_UNSUPP, /* unsupported control character: number */
+ MANDOCERR_ESC_UNSUPP, /* unsupported escape sequence: escape */
+ MANDOCERR_REQ_UNSUPP, /* unsupported roff request: request */
+ MANDOCERR_WHILE_NEST, /* nested .while loops */
+ MANDOCERR_WHILE_OUTOF, /* end of scope with open .while loop */
+ MANDOCERR_WHILE_INTO, /* end of .while loop in inner scope */
+ MANDOCERR_WHILE_FAIL, /* cannot continue this .while loop */
+ MANDOCERR_TBLOPT_EQN, /* eqn delim option in tbl: arg */
+ MANDOCERR_TBLLAYOUT_MOD, /* unsupported tbl layout modifier: m */
+ MANDOCERR_TBLMACRO, /* ignoring macro in table: macro */
+ MANDOCERR_TBL_TMAN, /* skipping tbl in -Tman mode */
+ MANDOCERR_EQN_TMAN, /* skipping eqn in -Tman mode */
+
+ MANDOCERR_BADARG, /* ===== start of bad invocations ===== */
+
+ MANDOCERR_BADARG_BAD, /* bad argument */
+ MANDOCERR_BADARG_DUPE, /* duplicate argument */
+ MANDOCERR_BADVAL, /* does not take a value */
+ MANDOCERR_BADVAL_MISS, /* missing argument value */
+ MANDOCERR_BADVAL_BAD, /* bad argument value */
+ MANDOCERR_BADVAL_DUPE, /* duplicate argument value */
+ MANDOCERR_TAG, /* no such tag */
+ MANDOCERR_MAN_TMARKDOWN, /* -Tmarkdown unsupported for man(7) input */
+
+ MANDOCERR_SYSERR, /* ===== start of system errors ===== */
+
+ MANDOCERR_DUP,
+ MANDOCERR_EXEC,
+ MANDOCERR_FDOPEN,
+ MANDOCERR_FFLUSH,
+ MANDOCERR_FORK,
+ MANDOCERR_FSTAT,
+ MANDOCERR_GETLINE,
+ MANDOCERR_GLOB,
+ MANDOCERR_GZCLOSE,
+ MANDOCERR_GZDOPEN,
+ MANDOCERR_MKSTEMP,
+ MANDOCERR_OPEN,
+ MANDOCERR_PLEDGE,
+ MANDOCERR_READ,
+ MANDOCERR_WAIT,
+ MANDOCERR_WRITE,
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)
-#define TBL_OPT_BOX (1 << 2)
-#define TBL_OPT_DBOX (1 << 3)
-#define TBL_OPT_ALLBOX (1 << 4)
-#define TBL_OPT_NOKEEP (1 << 5)
-#define TBL_OPT_NOSPACE (1 << 6)
- int cols; /* number of columns */
-};
-
-/*
- * 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 */
- TBL_CELL_LEFT, /* l, L */
- TBL_CELL_NUMBER, /* n, N */
- TBL_CELL_SPAN, /* s, S */
- TBL_CELL_LONG, /* a, A */
- TBL_CELL_DOWN, /* ^ */
- TBL_CELL_HORIZ, /* _, - */
- TBL_CELL_DHORIZ, /* = */
- TBL_CELL_MAX
-};
-
-/*
- * A cell in a layout row.
- */
-struct tbl_cell {
- struct tbl_cell *next;
- int vert; /* width of preceding vertical line */
- enum tbl_cellt pos;
- size_t spacing;
- int flags;
-#define TBL_CELL_TALIGN (1 << 0) /* t, T */
-#define TBL_CELL_BALIGN (1 << 1) /* d, D */
-#define TBL_CELL_BOLD (1 << 2) /* fB, B, b */
-#define TBL_CELL_ITALIC (1 << 3) /* fI, I, i */
-#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;
-};
-
-/*
- * A layout row.
- */
-struct tbl_row {
- struct tbl_row *next;
- struct tbl_cell *first;
- struct tbl_cell *last;
- int vert; /* trailing vertical line */
-};
-
-enum tbl_datt {
- 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 */
-};
-
-/*
- * A cell within a row of data. The "string" field contains the actual
- * string value that's in the cell. The rest is layout.
- */
-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) */
- enum tbl_datt pos;
-};
-
-enum tbl_spant {
- TBL_SPAN_DATA, /* span consists of data */
- TBL_SPAN_HORIZ, /* span is horizontal line */
- TBL_SPAN_DHORIZ /* span is double horizontal line */
-};
-
-/*
- * A row of data in a table.
- */
-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;
- 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_MATRIX /* matrix subexpression */
-};
-
-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.
- */
-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 */
-};
-
-/*
- * 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 */
-
enum mandoc_esc {
ESCAPE_ERROR = 0, /* bail! unparsable escape */
+ ESCAPE_UNSUPP, /* unsupported escape; ignore it */
ESCAPE_IGNORE, /* escape to be ignored */
+ ESCAPE_UNDEF, /* undefined escape; print literal character */
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_FONTCR, /* constant width font mode */
+ ESCAPE_FONTCB, /* constant width bold font mode */
+ ESCAPE_FONTCI, /* constant width italic font mode */
ESCAPE_FONTPREV, /* previous font mode */
ESCAPE_NUMBERED, /* a numbered glyph */
ESCAPE_UNICODE, /* a unicode codepoint */
+ ESCAPE_DEVICE, /* print the output device name */
+ 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 mdoc;
-struct man;
-
-__BEGIN_DECLS
+enum mandoc_esc mandoc_font(const char *, int);
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);
+void mandoc_msg_setoutfile(FILE *);
+const char *mandoc_msg_getinfilename(void);
+void mandoc_msg_setinfilename(const char *);
+enum mandocerr mandoc_msg_getmin(void);
+void mandoc_msg_setmin(enum mandocerr);
+enum mandoclevel mandoc_msg_getrc(void);
+void mandoc_msg_setrc(enum mandoclevel);
+void mandoc_msg(enum mandocerr, int, int, const char *, ...)
+ __attribute__((__format__ (__printf__, 4, 5)));
+void mandoc_msg_summary(void);
+void mchars_alloc(void);
+void mchars_free(void);
+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 *,
- 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,
- const char *);
-void mparse_free(struct mparse *);
-void mparse_keep(struct mparse *);
-enum mandoclevel mparse_open(struct mparse *, int *, const char *,
- pid_t *);
-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 **, char **);
-const char *mparse_getkeep(const struct mparse *);
-const char *mparse_strerror(enum mandocerr);
-const char *mparse_strlevel(enum mandoclevel);
-enum mandoclevel mparse_wait(struct mparse *, pid_t);
-
-__END_DECLS
-
-#endif /*!MANDOC_H*/
+int mchars_spec2cp(const char *, size_t);
+const char *mchars_spec2str(const char *, size_t, size_t *);
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