===================================================================
RCS file: /cvs/mandoc/mandoc.h,v
retrieving revision 1.66
retrieving revision 1.81
diff -u -p -r1.66 -r1.81
--- mandoc/mandoc.h	2011/03/22 10:35:26	1.66
+++ mandoc/mandoc.h	2011/07/18 14:30:51	1.81
@@ -1,4 +1,4 @@
-/*	$Id: mandoc.h,v 1.66 2011/03/22 10:35:26 kristaps Exp $ */
+/*	$Id: mandoc.h,v 1.81 2011/07/18 14:30:51 kristaps Exp $ */
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -74,6 +74,7 @@ enum	mandocerr {
 	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 */
@@ -103,8 +104,15 @@ enum	mandocerr {
 	MANDOCERR_BADESCAPE, /* unknown escape sequence */
 	MANDOCERR_BADQUOTE, /* unterminated quoted string */
 
+	/* related to equations */
+	MANDOCERR_EQNQUOTE, /* unexpected literal in equation */
+
 	MANDOCERR_ERROR, /* ===== start of errors ===== */
 
+	/* related to equations */
+	MANDOCERR_EQNARGS, /* bad equation macro arguments */
+	MANDOCERR_EQNNEST, /* too many nested equation defines */
+
 	/* related to tables */
 	MANDOCERR_TBL, /* bad table syntax */
 	MANDOCERR_TBLOPT, /* bad table option */
@@ -121,7 +129,6 @@ enum	mandocerr {
 	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_NOSCOPE, /* skipping end of block that is not open */
 	MANDOCERR_SCOPEBROKEN, /* missing end of block */
@@ -278,22 +285,6 @@ struct	eqn {
 };
 
 /*
- * 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.
- */
-enum	mdelim {
-	DELIM_NONE = 0,
-	DELIM_OPEN,
-	DELIM_MIDDLE,
-	DELIM_CLOSE
-};
-
-/*
  * 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.
@@ -304,10 +295,25 @@ enum	mparset {
 	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 */
+};
+
 typedef	void	(*mandocmsg)(enum mandocerr, enum mandoclevel,
 			const char *, int, int, const char *);
 
 struct	mparse;
+struct	mchars;
 struct	mdoc;
 struct	man;
 
@@ -319,12 +325,23 @@ struct mparse	 *mparse_alloc(enum mparset, 
 			enum mandoclevel, mandocmsg, void *);
 enum mandoclevel  mparse_readfd(struct mparse *, int, const char *);
 void		  mparse_result(struct mparse *, struct mdoc **, struct man **);
+const char	 *mparse_strerror(enum mandocerr);
+const char	 *mparse_strlevel(enum mandoclevel);
 
 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 *);
+char		 *mandoc_strdup(const char *);
+
+enum mandoc_esc	  mandoc_escape(const char **, const char **, int *);
+
+struct mchars	 *mchars_alloc(void);
+char	 	  mchars_num2char(const char *, size_t);
+int		  mchars_num2uc(const char *, size_t);
+const char	 *mchars_spec2str(struct mchars *, const char *, size_t, size_t *);
+int		  mchars_spec2cp(struct mchars *, const char *, size_t);
+void		  mchars_free(struct mchars *);
+
 
 __END_DECLS