-/* $Id: mandoc.h,v 1.39 2011/01/01 15:45:18 kristaps Exp $ */
+/* $Id: mandoc.h,v 1.60 2011/03/17 09:16:38 kristaps Exp $ */
/*
- * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010, 2011 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
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_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 */
/* related to macros and nesting */
MANDOCERR_MACROOBS, /* skipping obsolete macro */
MANDOCERR_IGNPAR, /* skipping paragraph macro */
+ MANDOCERR_IGNNS, /* skipping no-space macro */
MANDOCERR_SCOPENEST, /* blocks badly nested */
MANDOCERR_CHILD, /* child violates parent syntax */
MANDOCERR_NESTEDDISP, /* nested displays are not portable */
/* 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_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_ROFFLOOP, /* input stack limit exceeded, infinite loop? */
MANDOCERR_BADCHAR, /* skipping bad character */
+ MANDOCERR_NAMESC, /* escaped character not allowed in a name */
MANDOCERR_NOTEXT, /* skipping text before the first section header */
MANDOCERR_MACRO, /* skipping unknown macro */
MANDOCERR_REQUEST, /* NOT IMPLEMENTED: skipping request */
MANDOCERR_MAX
};
+struct tbl {
+ 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 */
+};
+
+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 */
+ struct tbl_head *next;
+ struct tbl_head *prev;
+};
+
enum tbl_cellt {
TBL_CELL_CENTRE, /* c, C */
TBL_CELL_RIGHT, /* r, R */
struct tbl_cell {
struct tbl_cell *next;
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 */
#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;
};
/*
struct tbl_cell *last;
};
+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: CAN BE NULL */
+ struct tbl_cell *layout; /* layout cell */
+ int spans; /* how many spans follow */
struct tbl_dat *next;
- char *string;
- int flags;
-#define TBL_DATA_HORIZ (1 << 0)
-#define TBL_DATA_DHORIZ (1 << 1)
-#define TBL_DATA_NHORIZ (1 << 2)
-#define TBL_DATA_NDHORIZ (1 << 3)
+ 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_row *layout; /* layout row: CAN BE NULL */
+ struct tbl *tbl;
+ 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_HORIZ (1 << 0)
-#define TBL_SPAN_DHORIZ (1 << 1)
+#define TBL_SPAN_FIRST (1 << 0)
+#define TBL_SPAN_LAST (1 << 1)
+ enum tbl_spant pos;
struct tbl_span *next;
};
+struct eqn {
+ size_t sz;
+ char *data;
+ int line; /* invocation line */
+ int pos; /* invocation position */
+};
+
/*
* Available registers (set in libroff, accessed elsewhere).
*/
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.
+ * A punctuation delimiter, used only in mdoc(7) documents, is opening,
+ * closing, or "middle mark" punctuation. These govern spacing.
+ * Opening punctuation (e.g., the opening parenthesis) suppresses the
+ * following space; closing punctuation (e.g., the closing parenthesis)
+ * suppresses the leading space; middle punctuation (e.g., the vertical
+ * bar) can do either. The middle punctuation delimiter bends the rules
+ * depending on usage.
*/
-typedef int (*mandocmsg)(enum mandocerr, void *,
- int, int, const char *);
+enum mdelim {
+ DELIM_NONE = 0,
+ DELIM_OPEN,
+ DELIM_MIDDLE,
+ DELIM_CLOSE
+};
+
+typedef int (*mandocmsg)(enum mandocerr, void *,
+ int, int, const char *);
+
+__BEGIN_DECLS
+
+void *mandoc_calloc(size_t, size_t);
+void *mandoc_malloc(size_t);
+void *mandoc_realloc(void *, size_t);
+#define DELIMSZ 6 /* hint: max possible size of a delimiter */
+enum mdelim mandoc_isdelim(const char *);
__END_DECLS