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Diff for /mandoc/mandoc.h between version 1.9 and 1.43

version 1.9, 2010/06/01 14:54:37 version 1.43, 2011/01/02 10:10:57
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 #define ASCII_NBRSP      31  /* non-breaking space */  #define ASCII_NBRSP      31  /* non-breaking space */
 #define ASCII_HYPH       30  /* breakable hyphen */  #define ASCII_HYPH       30  /* breakable hyphen */
   
   /*
    * Status level.  This refers to both internal status (i.e., whilst
    * running, when warnings/errors are reported) and an indicator of a
    * threshold of when to halt (when said internal state exceeds the
    * threshold).
    */
   enum    mandoclevel {
           MANDOCLEVEL_OK = 0,
           MANDOCLEVEL_RESERVED,
           MANDOCLEVEL_WARNING, /* warnings: syntax, whitespace, etc. */
           MANDOCLEVEL_ERROR, /* input has been thrown away */
           MANDOCLEVEL_FATAL, /* input is borked */
           MANDOCLEVEL_BADARG, /* bad argument in invocation */
           MANDOCLEVEL_SYSERR, /* system error */
           MANDOCLEVEL_MAX
   };
   
 __BEGIN_DECLS  /*
    * All possible things that can go wrong within a parse, be it libroff,
    * libmdoc, or libman.
    */
 enum    mandocerr {  enum    mandocerr {
         MANDOCERR_OK,          MANDOCERR_OK,
         MANDOCERR_UPPERCASE, /* text should be uppercase */  
         MANDOCERR_SECOOO, /* sections out of conventional order */          MANDOCERR_WARNING, /* ===== start of warnings ===== */
         MANDOCERR_SECREP, /* section name repeats */  
         MANDOCERR_PROLOGOOO, /* out of order prologue */          /* related to the prologue */
         MANDOCERR_PROLOGREP, /* repeated prologue entry */          MANDOCERR_NOTITLE, /* no title in document */
         MANDOCERR_LISTFIRST, /* list type must come first */          MANDOCERR_UPPERCASE, /* document title should be all caps */
         MANDOCERR_BADSTANDARD, /* bad standard */  
         MANDOCERR_BADLIB, /* bad library */  
         MANDOCERR_BADESCAPE, /* bad escape sequence */  
         MANDOCERR_BADQUOTE, /* unterminated quoted string */  
         MANDOCERR_NOWIDTHARG, /* argument requires the width argument */  
         MANDOCERR_WIDTHARG, /* superfluous width argument */  
         MANDOCERR_BADDATE, /* bad date argument */  
         MANDOCERR_BADWIDTH, /* bad width argument */  
         MANDOCERR_BADMSEC, /* unknown manual section */          MANDOCERR_BADMSEC, /* unknown manual section */
         MANDOCERR_SECMSEC, /* section not in conventional manual section */          MANDOCERR_BADDATE, /* cannot parse date argument */
         MANDOCERR_EOLNSPACE, /* end of line whitespace */          MANDOCERR_PROLOGOOO, /* prologue macros out of order */
         MANDOCERR_SCOPEEXIT, /* scope open on exit */          MANDOCERR_PROLOGREP, /* duplicate prologue macro */
 #define MANDOCERR_WARNING       MANDOCERR_SCOPEEXIT          MANDOCERR_BADPROLOG, /* macro not allowed in prologue */
           MANDOCERR_BADBODY, /* macro not allowed in body */
   
           /* related to document structure */
           MANDOCERR_SO, /* .so is fragile, better use ln(1) */
         MANDOCERR_NAMESECFIRST, /* NAME section must come first */          MANDOCERR_NAMESECFIRST, /* NAME section must come first */
         MANDOCERR_BADBOOL, /* bad Boolean value */  
         MANDOCERR_CHILD, /* child violates parent syntax */  
         MANDOCERR_BADATT, /* bad AT&T symbol */  
         MANDOCERR_LISTREP, /* list type repeated */  
         MANDOCERR_DISPREP, /* display type repeated */  
         MANDOCERR_ARGVREP, /* argument repeated */  
         MANDOCERR_NONAME, /* manual name not yet set */  
         MANDOCERR_MACROOBS, /* obsolete macro ignored */  
         MANDOCERR_MACROEMPTY, /* empty macro ignored */  
         MANDOCERR_BADBODY, /* macro not allowed in body */  
         MANDOCERR_BADPROLOG, /* macro not allowed in prologue */  
         MANDOCERR_BADCHAR, /* bad character */  
         MANDOCERR_BADNAMESEC, /* bad NAME section contents */          MANDOCERR_BADNAMESEC, /* bad NAME section contents */
         MANDOCERR_NOBLANKLN, /* no blank lines */          MANDOCERR_NONAME, /* manual name not yet set */
         MANDOCERR_NOTEXT, /* no text in this context */          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_SCOPENEST, /* blocks badly nested */
           MANDOCERR_CHILD, /* child violates parent syntax */
           MANDOCERR_NESTEDDISP, /* nested displays are not portable */
           MANDOCERR_SCOPEREP, /* already in literal mode */
   
           /* related to missing macro arguments */
           MANDOCERR_MACROEMPTY, /* skipping empty macro */
           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 */
   
           /* related to bad macro arguments */
           MANDOCERR_IGNARGV, /* skipping argument */
           MANDOCERR_ARGVREP, /* duplicate argument */
           MANDOCERR_DISPREP, /* duplicate display type */
           MANDOCERR_LISTREP, /* duplicate list type */
           MANDOCERR_BADATT, /* unknown AT&T UNIX version */
           MANDOCERR_BADBOOL, /* bad Boolean value */
           MANDOCERR_BADFONT, /* unknown font */
           MANDOCERR_BADSTANDARD, /* unknown standard specifier */
           MANDOCERR_BADWIDTH, /* bad width argument */
   
           /* related to plain text */
           MANDOCERR_NOBLANKLN, /* blank line in non-literal context */
           MANDOCERR_BADTAB, /* tab in non-literal context */
           MANDOCERR_EOLNSPACE, /* end of line whitespace */
         MANDOCERR_BADCOMMENT, /* bad comment style */          MANDOCERR_BADCOMMENT, /* bad comment style */
         MANDOCERR_MACRO, /* unknown macro will be lost */          MANDOCERR_BADESCAPE, /* unknown escape sequence */
           MANDOCERR_BADQUOTE, /* unterminated quoted string */
   
           /* related to tables */
           MANDOCERR_TBLEXTRADAT, /* extra data cells */
   
           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_ROFFLOOP, /* input stack limit exceeded, infinite loop? */
           MANDOCERR_BADCHAR, /* skipping bad character */
           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_LINESCOPE, /* line scope broken */
         MANDOCERR_SCOPE, /* scope broken */  
         MANDOCERR_ARGCOUNT, /* argument count wrong */          MANDOCERR_ARGCOUNT, /* argument count wrong */
         MANDOCERR_NOSCOPE, /* request scope close w/none open */          MANDOCERR_NOSCOPE, /* skipping end of block that is not open */
         MANDOCERR_SCOPEREP, /* scope already open */          MANDOCERR_SCOPEBROKEN, /* missing end of block */
           MANDOCERR_SCOPEEXIT, /* scope open on exit */
           MANDOCERR_UNAME, /* uname(3) system call failed */
         /* FIXME: merge following with MANDOCERR_ARGCOUNT */          /* FIXME: merge following with MANDOCERR_ARGCOUNT */
         MANDOCERR_NOARGS, /* macro requires line argument(s) */          MANDOCERR_NOARGS, /* macro requires line argument(s) */
         MANDOCERR_NOBODY, /* macro requires body argument(s) */          MANDOCERR_NOBODY, /* macro requires body argument(s) */
         MANDOCERR_NOARGV, /* macro requires argument(s) */          MANDOCERR_NOARGV, /* macro requires argument(s) */
         MANDOCERR_NOTITLE, /* no title in document */          MANDOCERR_LISTTYPE, /* missing list type */
         MANDOCERR_ARGSLOST, /* line argument(s) will be lost */          MANDOCERR_ARGSLOST, /* line argument(s) will be lost */
         MANDOCERR_BODYLOST, /* body argument(s) will be lost */          MANDOCERR_BODYLOST, /* body argument(s) will be lost */
 #define MANDOCERR_ERROR         MANDOCERR_BODYLOST  
   
           MANDOCERR_FATAL, /* ===== start of fatal errors ===== */
   
         MANDOCERR_COLUMNS, /* column syntax is inconsistent */          MANDOCERR_COLUMNS, /* column syntax is inconsistent */
         /* FIXME: this should be a MANDOCERR_ERROR */          MANDOCERR_BADDISP, /* NOT IMPLEMENTED: .Bd -file */
         MANDOCERR_FONTTYPE, /* missing font type */  
         /* FIXME: this should be a MANDOCERR_ERROR */  
         MANDOCERR_DISPTYPE, /* missing display type */  
         /* FIXME: this should be a MANDOCERR_ERROR */  
         MANDOCERR_LISTTYPE, /* missing list type */  
         /* FIXME: this should be a MANDOCERR_ERROR */  
         MANDOCERR_NESTEDDISP, /* displays may not be nested */  
         MANDOCERR_SYNTNOSCOPE, /* request scope close w/none open */  
         MANDOCERR_SYNTSCOPE, /* scope broken, syntax violated */  
         MANDOCERR_SYNTLINESCOPE, /* line scope broken, syntax violated */          MANDOCERR_SYNTLINESCOPE, /* line scope broken, syntax violated */
         MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */          MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */
         MANDOCERR_SYNTCHILD, /* child violates parent syntax */          MANDOCERR_SYNTCHILD, /* child violates parent syntax */
         MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */          MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */
           MANDOCERR_SOPATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */
         MANDOCERR_NODOCBODY, /* no document body */          MANDOCERR_NODOCBODY, /* no document body */
         MANDOCERR_NODOCPROLOG, /* no document prologue */          MANDOCERR_NODOCPROLOG, /* no document prologue */
         MANDOCERR_UTSNAME, /* utsname() system call failed */          MANDOCERR_MEM, /* static buffer exhausted */
         MANDOCERR_MEM, /* memory exhausted */  
 #define MANDOCERR_FATAL         MANDOCERR_MEM  
   
         MANDOCERR_MAX          MANDOCERR_MAX
 };  };
   
 typedef int     (*mandocmsg)(enum mandocerr,  struct  tbl {
                         void *, int, int, const char *);          char              tab; /* cell-separator */
           char              decimal; /* decimal point */
           int               linesize;
           char              delims[2];
           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)
   };
   
   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               width; /* width of cell in fixed chars */
           int               decimal; /* decimal point position */
           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_VERT, /* | */
           TBL_CELL_DVERT, /* || */
           TBL_CELL_MAX
   };
   
   /*
    * A cell in a layout row.
    */
   struct  tbl_cell {
           struct tbl_cell  *next;
           enum tbl_cellt    pos;
           int               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;
   };
   
   enum    tbl_datt {
           TBL_DATA_DATA,
           TBL_DATA_HORIZ,
           TBL_DATA_DHORIZ,
           TBL_DATA_NHORIZ,
           TBL_DATA_NDHORIZ
   };
   
   /*
    * 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: CAN BE NULL */
           struct tbl_dat   *next;
           char             *string;
           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_row   *layout; /* layout row: CAN BE NULL */
           struct tbl_dat   *first;
           struct tbl_dat   *last;
           enum tbl_spant    pos;
           struct tbl_span  *next;
   };
   
   /*
    * Available registers (set in libroff, accessed elsewhere).
    */
   enum    regs {
           REG_nS = 0,
           REG__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 */
   };
   
   /*
    * 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 */
   };
   
   /*
    * 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).
    */
   struct  regset {
           struct reg        regs[REG__MAX];
   };
   
   __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 *);
   
 __END_DECLS  __END_DECLS
   
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