=================================================================== RCS file: /cvs/mandoc/mandoc.h,v retrieving revision 1.202 retrieving revision 1.256 diff -u -p -r1.202 -r1.256 --- mandoc/mandoc.h 2015/04/18 16:06:40 1.202 +++ mandoc/mandoc.h 2018/12/12 21:54:35 1.256 @@ -1,7 +1,7 @@ -/* $Id: mandoc.h,v 1.202 2015/04/18 16:06:40 schwarze Exp $ */ +/* $Id: mandoc.h,v 1.256 2018/12/12 21:54:35 schwarze Exp $ */ /* * Copyright (c) 2010, 2011, 2014 Kristaps Dzonsons - * Copyright (c) 2010-2015 Ingo Schwarze + * Copyright (c) 2010, 2012-2018 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -28,7 +28,7 @@ */ 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_UNSUPP, /* input needs unimplemented features */ @@ -44,20 +44,48 @@ 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_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_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_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_DATE_MISSING, /* missing date, using today's date */ 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 */ @@ -65,14 +93,17 @@ enum mandocerr { 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_NONM, /* NAME section without name */ + 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 */ @@ -86,10 +117,9 @@ enum mandocerr { 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 */ @@ -99,22 +129,23 @@ enum mandocerr { MANDOCERR_ARG_EMPTY, /* empty argument, using 0n: macro arg */ 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 */ @@ -124,16 +155,17 @@ enum mandocerr { 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_STR_UNDEF, /* undefined string, using "": name */ @@ -159,9 +191,12 @@ enum mandocerr { /* 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_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 */ @@ -172,12 +207,18 @@ enum mandocerr { /* related to request and macro arguments */ MANDOCERR_NAMESC, /* escaped character not allowed in a name: name */ + 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_ARG_SKIP, /* skipping all arguments: macro args */ @@ -189,6 +230,10 @@ enum mandocerr { MANDOCERR_TOOLARGE, /* input too large */ MANDOCERR_CHAR_UNSUPP, /* unsupported control character: number */ 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 */ @@ -196,113 +241,10 @@ enum mandocerr { MANDOCERR_MAX }; -struct tbl_opts { - char tab; /* cell-separator */ - char decimal; /* decimal point */ - 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) -#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 */ -}; - -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 subsequent vertical line */ - enum tbl_cellt pos; - size_t spacing; - 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 */ -#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 */ -#define TBL_CELL_WMAX (1 << 7) /* x, X */ -}; - -/* - * A layout row. - */ -struct tbl_row { - struct tbl_row *next; - struct tbl_cell *first; - struct tbl_cell *last; - int vert; /* width of left 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_row *layout; /* layout row */ - struct tbl_dat *first; - struct tbl_dat *last; - struct tbl_span *prev; - struct tbl_span *next; - int line; /* parse line */ - enum tbl_spant pos; -}; - enum eqn_boxt { - EQN_ROOT, /* root of parse tree */ EQN_TEXT, /* text (number, variable, whatever) */ EQN_SUBEXPR, /* nested `eqn' subexpression */ EQN_LIST, /* list (braces, etc.) */ - EQN_LISTONE, /* singleton list */ EQN_PILE, /* vertical pile */ EQN_MATRIX /* pile of piles */ }; @@ -368,17 +310,6 @@ struct eqn_box { }; /* - * 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 */ @@ -388,6 +319,12 @@ struct eqn { #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 */ @@ -397,10 +334,15 @@ enum mandoc_esc { ESCAPE_FONTITALIC, /* italic font mode */ ESCAPE_FONTBI, /* bold italic font mode */ ESCAPE_FONTROMAN, /* roman font mode */ + ESCAPE_FONTCW, /* constant width 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_HORIZ, /* horizontal movement */ + ESCAPE_HLINE, /* horizontal line drawing */ ESCAPE_SKIPCHAR, /* skip the next character */ ESCAPE_OVERSTRIKE /* overstrike all chars in the argument */ }; @@ -408,36 +350,29 @@ enum mandoc_esc { typedef void (*mandocmsg)(enum mandocerr, enum mandoclevel, const char *, int, int, const char *); -__BEGIN_DECLS struct mparse; -struct mchars; struct roff_man; enum mandoc_esc mandoc_escape(const char **, const char **, int *); -struct mchars *mchars_alloc(void); -void mchars_free(struct mchars *); +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 struct mchars *, const char *); +int mchars_spec2cp(const char *, size_t); +const char *mchars_spec2str(const char *, size_t, size_t *); +struct mparse *mparse_alloc(int, enum mandocerr, mandocmsg, + enum mandoc_os, const char *); void mparse_free(struct mparse *); -void mparse_keep(struct mparse *); -enum mandoclevel mparse_open(struct mparse *, int *, const char *); +int mparse_open(struct mparse *, const char *); enum mandoclevel mparse_readfd(struct mparse *, int, const char *); enum mandoclevel mparse_readmem(struct mparse *, void *, size_t, const char *); void mparse_reset(struct mparse *); -void mparse_result(struct mparse *, struct roff_man **, +void mparse_result(struct mparse *, struct roff_man **, char **); -const char *mparse_getkeep(const struct mparse *); +void mparse_copy(const struct mparse *); const char *mparse_strerror(enum mandocerr); const char *mparse_strlevel(enum mandoclevel); -enum mandoclevel mparse_wait(struct mparse *); - -__END_DECLS +void mparse_updaterc(struct mparse *, enum mandoclevel *);