-/* $Id: mdoc.h,v 1.1 2008/12/15 01:54:58 kristaps Exp $ */
+/* $Id: mdoc.h,v 1.74 2010/03/31 07:13:53 kristaps Exp $ */
/*
- * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the
- * above copyright notice and this permission notice appear in all
- * copies.
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
*
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
- * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
- * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef MDOC_H
#define MDOC_H
-#define MDOC_LINEARG_MAX 9
+/*
+ * This library implements a validating scanner/parser for ``mdoc'' roff
+ * macro documents, a.k.a. BSD manual page documents. The mdoc.c file
+ * drives the parser, while macro.c describes the macro ontologies.
+ * validate.c pre- and post-validates parsed macros, and action.c
+ * performs actions on parsed and validated macros.
+ */
-#define MDOC___ 0
-#define MDOC_Dd 1
-#define MDOC_Dt 2
-#define MDOC_Os 3
-#define MDOC_Sh 4
-#define MDOC_Ss 5
-#define MDOC_Pp 6
-#define MDOC_D1 7
-#define MDOC_Dl 8
-#define MDOC_Bd 9
-#define MDOC_Ed 10
-#define MDOC_Bl 11
-#define MDOC_El 12
-#define MDOC_It 13
-#define MDOC_Ad 14
-#define MDOC_An 15
-#define MDOC_Ar 16
-#define MDOC_Cd 17
-#define MDOC_Cm 18
-#define MDOC_Dv 19
-#define MDOC_Er 20
-#define MDOC_Ev 21
-#define MDOC_Ex 22
-#define MDOC_Fa 23
-#define MDOC_Fd 24
-#define MDOC_Fl 25
-#define MDOC_Fn 26
-#define MDOC_Ft 27
-#define MDOC_Ic 28
-#define MDOC_In 29
-#define MDOC_Li 30
-#define MDOC_Nd 31
-#define MDOC_Nm 32
-#define MDOC_Op 33
-#define MDOC_Ot 34
-#define MDOC_Pa 35
-#define MDOC_Rv 36
-#define MDOC_St 37
-#define MDOC_Va 38
-#define MDOC_Vt 39
-#define MDOC_Xr 40
-#define MDOC__A 41
-#define MDOC__B 42
-#define MDOC__D 43
-#define MDOC__I 44
-#define MDOC__J 45
-#define MDOC__N 46
-#define MDOC__O 47
-#define MDOC__P 48
-#define MDOC__R 49
-#define MDOC__T 50
-#define MDOC__V 51
-#define MDOC_Ac 52
-#define MDOC_Ao 53
-#define MDOC_Aq 54
-#define MDOC_At 55
-#define MDOC_Bc 56
-#define MDOC_Bf 57
-#define MDOC_Bo 58
-#define MDOC_Bq 59
-#define MDOC_Bsx 60
-#define MDOC_Bx 61
-#define MDOC_Db 62
-#define MDOC_Dc 63
-#define MDOC_Do 64
-#define MDOC_Dq 65
-#define MDOC_Ec 66
-#define MDOC_Ef 67
-#define MDOC_Em 68
-#define MDOC_Eo 69
-#define MDOC_Fx 70
-#define MDOC_Ms 71
-#define MDOC_No 72
-#define MDOC_Ns 73
-#define MDOC_Nx 74
-#define MDOC_Ox 75
-#define MDOC_Pc 76
-#define MDOC_Pf 77
-#define MDOC_Po 78
-#define MDOC_Pq 79
-#define MDOC_Qc 80
-#define MDOC_Ql 81
-#define MDOC_Qo 82
-#define MDOC_Qq 83
-#define MDOC_Re 84
-#define MDOC_Rs 85
-#define MDOC_Sc 86
-#define MDOC_So 87
-#define MDOC_Sq 88
-#define MDOC_Sm 89
-#define MDOC_Sx 90
-#define MDOC_Sy 91
-#define MDOC_Tn 92
-#define MDOC_Ux 93
-#define MDOC_Xc 94
-#define MDOC_Xo 95
-#define MDOC_Fo 96
-#define MDOC_Fc 97
-#define MDOC_Oo 98
-#define MDOC_Oc 99
-#define MDOC_Bk 100
-#define MDOC_Ek 101
-#define MDOC_Bt 102
-#define MDOC_Hf 103
-#define MDOC_Fr 104
-#define MDOC_Ud 105
-#define MDOC_MAX 106
+/* What follows is a list of ALL possible macros. */
+
+enum mdoct {
+ MDOC_Ap = 0,
+ MDOC_Dd,
+ MDOC_Dt,
+ MDOC_Os,
+ MDOC_Sh,
+ MDOC_Ss,
+ MDOC_Pp,
+ MDOC_D1,
+ MDOC_Dl,
+ MDOC_Bd,
+ MDOC_Ed,
+ MDOC_Bl,
+ MDOC_El,
+ MDOC_It,
+ MDOC_Ad,
+ MDOC_An,
+ MDOC_Ar,
+ MDOC_Cd,
+ MDOC_Cm,
+ MDOC_Dv,
+ MDOC_Er,
+ MDOC_Ev,
+ MDOC_Ex,
+ MDOC_Fa,
+ MDOC_Fd,
+ MDOC_Fl,
+ MDOC_Fn,
+ MDOC_Ft,
+ MDOC_Ic,
+ MDOC_In,
+ MDOC_Li,
+ MDOC_Nd,
+ MDOC_Nm,
+ MDOC_Op,
+ MDOC_Ot,
+ MDOC_Pa,
+ MDOC_Rv,
+ MDOC_St,
+ MDOC_Va,
+ MDOC_Vt,
+ MDOC_Xr,
+ MDOC__A,
+ MDOC__B,
+ MDOC__D,
+ MDOC__I,
+ MDOC__J,
+ MDOC__N,
+ MDOC__O,
+ MDOC__P,
+ MDOC__R,
+ MDOC__T,
+ MDOC__V,
+ MDOC_Ac,
+ MDOC_Ao,
+ MDOC_Aq,
+ MDOC_At,
+ MDOC_Bc,
+ MDOC_Bf,
+ MDOC_Bo,
+ MDOC_Bq,
+ MDOC_Bsx,
+ MDOC_Bx,
+ MDOC_Db,
+ MDOC_Dc,
+ MDOC_Do,
+ MDOC_Dq,
+ MDOC_Ec,
+ MDOC_Ef,
+ MDOC_Em,
+ MDOC_Eo,
+ MDOC_Fx,
+ MDOC_Ms,
+ MDOC_No,
+ MDOC_Ns,
+ MDOC_Nx,
+ MDOC_Ox,
+ MDOC_Pc,
+ MDOC_Pf,
+ MDOC_Po,
+ MDOC_Pq,
+ MDOC_Qc,
+ MDOC_Ql,
+ MDOC_Qo,
+ MDOC_Qq,
+ MDOC_Re,
+ MDOC_Rs,
+ MDOC_Sc,
+ MDOC_So,
+ MDOC_Sq,
+ MDOC_Sm,
+ MDOC_Sx,
+ MDOC_Sy,
+ MDOC_Tn,
+ MDOC_Ux,
+ MDOC_Xc,
+ MDOC_Xo,
+ MDOC_Fo,
+ MDOC_Fc,
+ MDOC_Oo,
+ MDOC_Oc,
+ MDOC_Bk,
+ MDOC_Ek,
+ MDOC_Bt,
+ MDOC_Hf,
+ MDOC_Fr,
+ MDOC_Ud,
+ MDOC_Lb,
+ MDOC_Lp,
+ MDOC_Lk,
+ MDOC_Mt,
+ MDOC_Brq,
+ MDOC_Bro,
+ MDOC_Brc,
+ MDOC__C,
+ MDOC_Es,
+ MDOC_En,
+ MDOC_Dx,
+ MDOC__Q,
+ MDOC_br,
+ MDOC_sp,
+ MDOC__U,
+ MDOC_MAX
+};
+
+/* What follows is a list of ALL possible macro arguments. */
#define MDOC_Split 0
#define MDOC_Nosplit 1
#define MDOC_Width 18
#define MDOC_Compact 19
#define MDOC_Std 20
-#define MDOC_p1003_1_88 21
-#define MDOC_p1003_1_90 22
-#define MDOC_p1003_1_96 23
-#define MDOC_p1003_1_2001 24
-#define MDOC_p1003_1_2004 25
-#define MDOC_p1003_1 26
-#define MDOC_p1003_1b 27
-#define MDOC_p1003_1b_93 28
-#define MDOC_p1003_1c_95 29
-#define MDOC_p1003_1g_2000 30
-#define MDOC_p1003_2_92 31
-#define MDOC_p1387_2_95 32
-#define MDOC_p1003_2 33
-#define MDOC_p1387_2 34
-#define MDOC_isoC_90 35
-#define MDOC_isoC_amd1 36
-#define MDOC_isoC_tcor1 37
-#define MDOC_isoC_tcor2 38
-#define MDOC_isoC_99 39
-#define MDOC_ansiC 40
-#define MDOC_ansiC_89 41
-#define MDOC_ansiC_99 42
-#define MDOC_ieee754 43
-#define MDOC_iso8802_3 44
-#define MDOC_xpg3 45
-#define MDOC_xpg4 46
-#define MDOC_xpg4_2 47
-#define MDOC_xpg4_3 48
-#define MDOC_xbd5 49
-#define MDOC_xcu5 50
-#define MDOC_xsh5 51
-#define MDOC_xns5 52
-#define MDOC_xns5_2d2_0 53
-#define MDOC_xcurses4_2 54
-#define MDOC_susv2 55
-#define MDOC_susv3 56
-#define MDOC_svid4 57
-#define MDOC_Filled 58
-#define MDOC_Words 59
-#define MDOC_ARG_MAX 60
-
-enum mdoc_err {
- ERR_SYNTAX_QUOTE,
- ERR_SYNTAX_WS,
- ERR_MACRO_NOTSUP,
- ERR_MACRO_NOTCALL,
- ERR_SCOPE_BREAK,
- ERR_ARGS_GE1
-};
-
-enum mdoc_warn {
- WARN_SYNTAX_WS_EOLN,
- WARN_SYNTAX_MACLIKE,
- WARN_ARGS_GE1
-};
-
-struct mdoc_arg {
- int arg;
- size_t sz;
- char **value;
-};
+#define MDOC_Filled 21
+#define MDOC_Words 22
+#define MDOC_Emphasis 23
+#define MDOC_Symbolic 24
+#define MDOC_Nested 25
+#define MDOC_Centred 26
+#define MDOC_ARG_MAX 27
+/* Type of a syntax node. */
enum mdoc_type {
MDOC_TEXT,
MDOC_ELEM,
MDOC_HEAD,
+ MDOC_TAIL,
MDOC_BODY,
- MDOC_BLOCK
+ MDOC_BLOCK,
+ MDOC_ROOT
};
-struct mdoc_text {
- char *string;
+/* Section (named/unnamed) of `Sh'. */
+enum mdoc_sec {
+ SEC_NONE, /* No section, yet. */
+ SEC_NAME,
+ SEC_LIBRARY,
+ SEC_SYNOPSIS,
+ SEC_DESCRIPTION,
+ SEC_IMPLEMENTATION,
+ SEC_EXIT_STATUS,
+ SEC_RETURN_VALUES,
+ SEC_ENVIRONMENT,
+ SEC_FILES,
+ SEC_EXAMPLES,
+ SEC_DIAGNOSTICS,
+ SEC_COMPATIBILITY,
+ SEC_ERRORS,
+ SEC_SEE_ALSO,
+ SEC_STANDARDS,
+ SEC_HISTORY,
+ SEC_AUTHORS,
+ SEC_CAVEATS,
+ SEC_BUGS,
+ SEC_SECURITY,
+ SEC_CUSTOM /* User-defined. */
};
-struct mdoc_block {
- int tok;
- size_t argc;
- struct mdoc_arg *argv;
+/* Information from prologue. */
+struct mdoc_meta {
+ int msec;
+ char *vol;
+ char *arch;
+ time_t date;
+ char *title;
+ char *os;
+ char *name;
};
-struct mdoc_head {
+/* An argument to a macro (multiple values = `It -column'). */
+struct mdoc_argv {
+ int arg;
+ int line;
+ int pos;
size_t sz;
- char **args;
- int tok;
-};
-
-struct mdoc_body {
- int tok;
+ char **value;
};
-struct mdoc_elem {
- size_t sz;
- char **args;
- int tok;
+struct mdoc_arg {
size_t argc;
- struct mdoc_arg *argv;
-};
-
-union mdoc_data {
- struct mdoc_text text;
- struct mdoc_elem elem;
- struct mdoc_body body;
- struct mdoc_head head;
- struct mdoc_block block;
+ struct mdoc_argv *argv;
+ unsigned int refcnt;
};
+/* Node in AST. */
struct mdoc_node {
struct mdoc_node *parent;
struct mdoc_node *child;
struct mdoc_node *next;
+ struct mdoc_node *prev;
+ int nchild;
+ int line;
+ int pos;
+ enum mdoct tok;
+ int flags;
+#define MDOC_VALID (1 << 0)
+#define MDOC_ACTED (1 << 1)
enum mdoc_type type;
- union mdoc_data data;
+ enum mdoc_sec sec;
+
+ struct mdoc_arg *args; /* BLOCK/ELEM */
+#ifdef UGLY
+ struct mdoc_node *pending; /* BLOCK */
+#endif
+ struct mdoc_node *head; /* BLOCK */
+ struct mdoc_node *body; /* BLOCK */
+ struct mdoc_node *tail; /* BLOCK */
+ char *string; /* TEXT */
};
+#define MDOC_IGN_SCOPE (1 << 0) /* Ignore scope violations. */
+#define MDOC_IGN_ESCAPE (1 << 1) /* Ignore bad escape sequences. */
+#define MDOC_IGN_MACRO (1 << 2) /* Ignore unknown macros. */
+#define MDOC_IGN_CHARS (1 << 3) /* Ignore disallowed chars. */
+
+/* Call-backs for parse messages. */
+
struct mdoc_cb {
- int (*mdoc_err)(void *, int, int, enum mdoc_err);
- int (*mdoc_warn)(void *, int, int, enum mdoc_warn);
- void (*mdoc_msg)(void *, int, const char *);
+ int (*mdoc_err)(void *, int, int, const char *);
+ int (*mdoc_warn)(void *, int, int, const char *);
};
+/* See mdoc.3 for documentation. */
+
extern const char *const *mdoc_macronames;
extern const char *const *mdoc_argnames;
struct mdoc;
-void mdoc_free(struct mdoc *);
-struct mdoc *mdoc_alloc(void *data, const struct mdoc_cb *);
-int mdoc_parseln(struct mdoc *, char *buf);
+/* See mdoc.3 for documentation. */
-const struct mdoc_node
- *mdoc_result(struct mdoc *);
+void mdoc_free(struct mdoc *);
+struct mdoc *mdoc_alloc(void *, int, const struct mdoc_cb *);
+void mdoc_reset(struct mdoc *);
+int mdoc_parseln(struct mdoc *, int, char *buf);
+const struct mdoc_node *mdoc_node(const struct mdoc *);
+const struct mdoc_meta *mdoc_meta(const struct mdoc *);
+int mdoc_endparse(struct mdoc *);
__END_DECLS
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