xref: /netbsd-src/external/bsd/mdocml/dist/mandoc.h (revision 7da9b9348708f3430d04e914bc3d90270d728d4a)
1 /*	$Vendor-Id: mandoc.h,v 1.17 2010/07/20 14:56:42 kristaps Exp $ */
2 /*
3  * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 #ifndef MANDOC_H
18 #define MANDOC_H
19 
20 /*
21  * This contains declarations that are available system-wide.
22  */
23 
24 #define ASCII_NBRSP	 31  /* non-breaking space */
25 #define	ASCII_HYPH	 30  /* breakable hyphen */
26 
27 __BEGIN_DECLS
28 
29 enum	mandocerr {
30 	MANDOCERR_OK,
31 
32 	MANDOCERR_WARNING, /* ===== end of warnings ===== */
33 
34 	MANDOCERR_UPPERCASE, /* text should be uppercase */
35 	MANDOCERR_SECOOO, /* sections out of conventional order */
36 	MANDOCERR_SECREP, /* section name repeats */
37 	MANDOCERR_PROLOGOOO, /* out of order prologue */
38 	MANDOCERR_PROLOGREP, /* repeated prologue entry */
39 	MANDOCERR_LISTFIRST, /* list type must come first */
40 	MANDOCERR_BADSTANDARD, /* bad standard */
41 	MANDOCERR_BADLIB, /* bad library */
42 	MANDOCERR_BADTAB, /* tab in non-literal context */
43 	MANDOCERR_BADESCAPE, /* bad escape sequence */
44 	MANDOCERR_BADQUOTE, /* unterminated quoted string */
45 	MANDOCERR_NOWIDTHARG, /* argument requires the width argument */
46 	/* FIXME: merge with MANDOCERR_IGNARGV. */
47 	MANDOCERR_WIDTHARG, /* superfluous width argument */
48 	MANDOCERR_IGNARGV, /* ignoring argument */
49 	MANDOCERR_BADDATE, /* bad date argument */
50 	MANDOCERR_BADWIDTH, /* bad width argument */
51 	MANDOCERR_BADMSEC, /* unknown manual section */
52 	MANDOCERR_SECMSEC, /* section not in conventional manual section */
53 	MANDOCERR_EOLNSPACE, /* end of line whitespace */
54 	MANDOCERR_SCOPENEST, /* blocks badly nested */
55 	MANDOCERR_SCOPEEXIT, /* scope open on exit */
56 
57 	MANDOCERR_ERROR, /* ===== end of errors ===== */
58 
59 	MANDOCERR_NAMESECFIRST, /* NAME section must come first */
60 	MANDOCERR_BADBOOL, /* bad Boolean value */
61 	MANDOCERR_CHILD, /* child violates parent syntax */
62 	MANDOCERR_BADATT, /* bad AT&T symbol */
63 	MANDOCERR_LISTREP, /* list type repeated */
64 	MANDOCERR_DISPREP, /* display type repeated */
65 	MANDOCERR_ARGVREP, /* argument repeated */
66 	MANDOCERR_NONAME, /* manual name not yet set */
67 	MANDOCERR_MACROOBS, /* obsolete macro ignored */
68 	MANDOCERR_MACROEMPTY, /* empty macro ignored */
69 	MANDOCERR_BADBODY, /* macro not allowed in body */
70 	MANDOCERR_BADPROLOG, /* macro not allowed in prologue */
71 	MANDOCERR_BADCHAR, /* bad character */
72 	MANDOCERR_BADNAMESEC, /* bad NAME section contents */
73 	MANDOCERR_NOBLANKLN, /* no blank lines */
74 	MANDOCERR_NOTEXT, /* no text in this context */
75 	MANDOCERR_BADCOMMENT, /* bad comment style */
76 	MANDOCERR_MACRO, /* unknown macro will be lost */
77 	MANDOCERR_LINESCOPE, /* line scope broken */
78 	MANDOCERR_ARGCOUNT, /* argument count wrong */
79 	MANDOCERR_NOSCOPE, /* no such block is open */
80 	MANDOCERR_SCOPEREP, /* scope already open */
81 	/* FIXME: merge following with MANDOCERR_ARGCOUNT */
82 	MANDOCERR_NOARGS, /* macro requires line argument(s) */
83 	MANDOCERR_NOBODY, /* macro requires body argument(s) */
84 	MANDOCERR_NOARGV, /* macro requires argument(s) */
85 	MANDOCERR_NOTITLE, /* no title in document */
86 	MANDOCERR_LISTTYPE, /* missing list type */
87 	MANDOCERR_DISPTYPE, /* missing display type */
88 	MANDOCERR_FONTTYPE, /* missing font type */
89 	MANDOCERR_ARGSLOST, /* line argument(s) will be lost */
90 	MANDOCERR_BODYLOST, /* body argument(s) will be lost */
91 
92 	MANDOCERR_FATAL, /* ===== end of fatal errors ===== */
93 
94 	MANDOCERR_COLUMNS, /* column syntax is inconsistent */
95 	/* FIXME: this should be a MANDOCERR_ERROR */
96 	MANDOCERR_NESTEDDISP, /* displays may not be nested */
97 	MANDOCERR_BADDISP, /* unsupported display type */
98 	MANDOCERR_SCOPEFATAL, /* blocks badly nested */
99 	MANDOCERR_SYNTNOSCOPE, /* no scope to rewind: syntax violated */
100 	MANDOCERR_SYNTSCOPE, /* scope broken, syntax violated */
101 	MANDOCERR_SYNTLINESCOPE, /* line scope broken, syntax violated */
102 	MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */
103 	MANDOCERR_SYNTCHILD, /* child violates parent syntax */
104 	MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */
105 	MANDOCERR_NODOCBODY, /* no document body */
106 	MANDOCERR_NODOCPROLOG, /* no document prologue */
107 	MANDOCERR_UTSNAME, /* utsname system call failed */
108 	MANDOCERR_MEM, /* memory exhausted */
109 
110 	MANDOCERR_MAX
111 };
112 
113 enum	regs {
114 	REG_nS = 0,	/* register: nS */
115 	REG__MAX
116 };
117 
118 /*
119  * A single register entity.  If "set" is zero, the value of the
120  * register should be the default one, which is per-register.  It's
121  * assumed that callers know which type in "v" corresponds to which
122  * register value.
123  */
124 struct	reg {
125 	int		  set; /* whether set or not */
126 	union {
127 		unsigned  u; /* unsigned integer */
128 	} v;
129 };
130 
131 /*
132  * The primary interface to setting register values is in libroff,
133  * although libmdoc and libman from time to time will manipulate
134  * registers (such as `.Sh SYNOPSIS' enabling REG_nS).
135  */
136 struct	regset {
137 	struct reg	  regs[REG__MAX];
138 };
139 
140 /*
141  * Callback function for warnings, errors, and fatal errors as they
142  * occur in the compilers libroff, libmdoc, and libman.
143  */
144 typedef	int		(*mandocmsg)(enum mandocerr, void *,
145 				int, int, const char *);
146 
147 __END_DECLS
148 
149 #endif /*!MANDOC_H*/
150