Annotation of src/usr.bin/mandoc/mandoc.h, Revision 1.19
1.19 ! schwarze 1: /* $Id: mandoc.h,v 1.18 2010/10/26 22:28:57 schwarze Exp $ */
1.1 schwarze 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
1.5 schwarze 19:
20: #define ASCII_NBRSP 31 /* non-breaking space */
21: #define ASCII_HYPH 30 /* breakable hyphen */
22:
1.16 schwarze 23: /*
24: * Status level. This refers to both internal status (i.e., whilst
25: * running, when warnings/errors are reported) and an indicator of a
26: * threshold of when to halt (when said internal state exceeds the
27: * threshold).
28: */
1.12 schwarze 29: enum mandoclevel {
30: MANDOCLEVEL_OK = 0,
31: MANDOCLEVEL_RESERVED,
1.16 schwarze 32: MANDOCLEVEL_WARNING, /* warnings: syntax, whitespace, etc. */
33: MANDOCLEVEL_ERROR, /* input has been thrown away */
34: MANDOCLEVEL_FATAL, /* input is borked */
35: MANDOCLEVEL_BADARG, /* bad argument in invocation */
36: MANDOCLEVEL_SYSERR, /* system error */
1.12 schwarze 37: MANDOCLEVEL_MAX
38: };
39:
1.16 schwarze 40: /*
41: * All possible things that can go wrong within a parse, be it libroff,
42: * libmdoc, or libman.
43: */
1.1 schwarze 44: enum mandocerr {
45: MANDOCERR_OK,
1.8 schwarze 46:
1.16 schwarze 47: MANDOCERR_WARNING, /* ===== start of warnings ===== */
1.19 ! schwarze 48:
! 49: /* related to the prologue */
! 50: MANDOCERR_NOTITLE, /* no title in document */
! 51: MANDOCERR_UPPERCASE, /* document title should be all caps */
! 52: MANDOCERR_BADMSEC, /* unknown manual section */
! 53: MANDOCERR_BADDATE, /* cannot parse date argument */
! 54: MANDOCERR_PROLOGOOO, /* prologue macros out of order */
! 55: MANDOCERR_PROLOGREP, /* duplicate prologue macro */
! 56: MANDOCERR_BADPROLOG, /* macro not allowed in prologue */
! 57: MANDOCERR_BADBODY, /* macro not allowed in body */
! 58:
! 59: /* related to document structure */
! 60: MANDOCERR_NAMESECFIRST, /* NAME section must come first */
! 61: MANDOCERR_BADNAMESEC, /* bad NAME section contents */
! 62: MANDOCERR_NONAME, /* manual name not yet set */
1.6 schwarze 63: MANDOCERR_SECOOO, /* sections out of conventional order */
1.19 ! schwarze 64: MANDOCERR_SECREP, /* duplicate section name */
! 65: MANDOCERR_SECMSEC, /* section not in conventional manual section */
! 66:
! 67: /* related to macros and nesting */
! 68: MANDOCERR_MACROOBS, /* skipping obsolete macro */
! 69: MANDOCERR_IGNPAR, /* skipping paragraph macro */
! 70: MANDOCERR_SCOPENEST, /* blocks badly nested */
! 71: MANDOCERR_CHILD, /* child violates parent syntax */
! 72: MANDOCERR_NESTEDDISP, /* nested displays are not portable */
! 73: MANDOCERR_SCOPEREP, /* already in literal mode */
! 74:
! 75: /* related to missing macro arguments */
! 76: MANDOCERR_MACROEMPTY, /* skipping empty macro */
! 77: MANDOCERR_DISPTYPE, /* missing display type */
1.3 schwarze 78: MANDOCERR_LISTFIRST, /* list type must come first */
1.19 ! schwarze 79: MANDOCERR_NOWIDTHARG, /* tag lists require a width argument */
! 80: MANDOCERR_FONTTYPE, /* missing font type */
! 81:
! 82: /* related to bad macro arguments */
! 83: MANDOCERR_IGNARGV, /* skipping argument */
! 84: MANDOCERR_ARGVREP, /* duplicate argument */
! 85: MANDOCERR_DISPREP, /* duplicate display type */
! 86: MANDOCERR_LISTREP, /* duplicate list type */
! 87: MANDOCERR_BADATT, /* unknown AT&T UNIX version */
! 88: MANDOCERR_BADBOOL, /* bad Boolean value */
! 89: MANDOCERR_BADLIB, /* unknown library specifier */
! 90: MANDOCERR_BADSTANDARD, /* unknown standard specifier */
! 91: MANDOCERR_BADWIDTH, /* bad width argument */
! 92:
! 93: /* related to plain text */
! 94: MANDOCERR_NOBLANKLN, /* blank line in non-literal context */
1.11 schwarze 95: MANDOCERR_BADTAB, /* tab in non-literal context */
1.19 ! schwarze 96: MANDOCERR_EOLNSPACE, /* end of line whitespace */
! 97: MANDOCERR_BADCOMMENT, /* bad comment style */
! 98: MANDOCERR_BADESCAPE, /* unknown escape sequence */
1.3 schwarze 99: MANDOCERR_BADQUOTE, /* unterminated quoted string */
1.8 schwarze 100:
1.16 schwarze 101: MANDOCERR_ERROR, /* ===== start of errors ===== */
1.19 ! schwarze 102: MANDOCERR_BADCHAR, /* skipping bad character */
! 103: MANDOCERR_NOTEXT, /* skipping text before the first section header */
! 104: MANDOCERR_MACRO, /* skipping unknown macro */
1.3 schwarze 105: MANDOCERR_LINESCOPE, /* line scope broken */
106: MANDOCERR_ARGCOUNT, /* argument count wrong */
1.19 ! schwarze 107: MANDOCERR_NOSCOPE, /* skipping end of block that is not open */
1.17 schwarze 108: MANDOCERR_SCOPEBROKEN, /* missing end of block */
1.13 schwarze 109: MANDOCERR_SCOPEEXIT, /* scope open on exit */
1.17 schwarze 110: MANDOCERR_UNAME, /* uname(3) system call failed */
1.3 schwarze 111: /* FIXME: merge following with MANDOCERR_ARGCOUNT */
112: MANDOCERR_NOARGS, /* macro requires line argument(s) */
113: MANDOCERR_NOBODY, /* macro requires body argument(s) */
114: MANDOCERR_NOARGV, /* macro requires argument(s) */
1.6 schwarze 115: MANDOCERR_LISTTYPE, /* missing list type */
1.3 schwarze 116: MANDOCERR_ARGSLOST, /* line argument(s) will be lost */
117: MANDOCERR_BODYLOST, /* body argument(s) will be lost */
1.15 schwarze 118: MANDOCERR_TBL, /* tbl(1) error */
1.8 schwarze 119:
1.16 schwarze 120: MANDOCERR_FATAL, /* ===== start of fatal errors ===== */
1.6 schwarze 121: MANDOCERR_COLUMNS, /* column syntax is inconsistent */
1.7 schwarze 122: MANDOCERR_BADDISP, /* unsupported display type */
1.3 schwarze 123: MANDOCERR_SYNTLINESCOPE, /* line scope broken, syntax violated */
124: MANDOCERR_SYNTARGVCOUNT, /* argument count wrong, violates syntax */
125: MANDOCERR_SYNTCHILD, /* child violates parent syntax */
126: MANDOCERR_SYNTARGCOUNT, /* argument count wrong, violates syntax */
1.18 schwarze 127: MANDOCERR_SOPATH, /* invalid path in include directive */
1.3 schwarze 128: MANDOCERR_NODOCBODY, /* no document body */
129: MANDOCERR_NODOCPROLOG, /* no document prologue */
1.12 schwarze 130: MANDOCERR_MEM, /* static buffer exhausted */
1.1 schwarze 131: MANDOCERR_MAX
132: };
133:
1.16 schwarze 134: /*
135: * Available registers (set in libroff, accessed elsewhere).
136: */
1.10 schwarze 137: enum regs {
1.16 schwarze 138: REG_nS = 0,
1.10 schwarze 139: REG__MAX
140: };
141:
142: /*
1.16 schwarze 143: * A register (struct reg) can consist of many types: this consists of
144: * normalised types from the original string form.
145: */
146: union regval {
147: unsigned u; /* unsigned integer */
148: };
149:
150: /*
1.10 schwarze 151: * A single register entity. If "set" is zero, the value of the
152: * register should be the default one, which is per-register. It's
153: * assumed that callers know which type in "v" corresponds to which
154: * register value.
155: */
156: struct reg {
157: int set; /* whether set or not */
1.16 schwarze 158: union regval v; /* parsed data */
1.10 schwarze 159: };
160:
161: /*
162: * The primary interface to setting register values is in libroff,
163: * although libmdoc and libman from time to time will manipulate
164: * registers (such as `.Sh SYNOPSIS' enabling REG_nS).
165: */
166: struct regset {
167: struct reg regs[REG__MAX];
168: };
1.16 schwarze 169:
170: __BEGIN_DECLS
1.10 schwarze 171:
172: /*
173: * Callback function for warnings, errors, and fatal errors as they
174: * occur in the compilers libroff, libmdoc, and libman.
175: */
176: typedef int (*mandocmsg)(enum mandocerr, void *,
177: int, int, const char *);
1.1 schwarze 178:
179: __END_DECLS
180:
181: #endif /*!MANDOC_H*/
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