version 1.260, 2017/02/16 03:00:23 |
version 1.271, 2018/12/14 05:18:02 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2012-2017 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2010, 2012-2018 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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#include "roff_int.h" |
#include "roff_int.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
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const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
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"text", |
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"Ap", "Dd", "Dt", "Os", |
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"Sh", "Ss", "Pp", "D1", |
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"Dl", "Bd", "Ed", "Bl", |
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"El", "It", "Ad", "An", |
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"Ar", "Cd", "Cm", "Dv", |
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"Er", "Ev", "Ex", "Fa", |
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"Fd", "Fl", "Fn", "Ft", |
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"Ic", "In", "Li", "Nd", |
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"Nm", "Op", "Ot", "Pa", |
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"Rv", "St", "Va", "Vt", |
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"Xr", "%A", "%B", "%D", |
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"%I", "%J", "%N", "%O", |
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"%P", "%R", "%T", "%V", |
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"Ac", "Ao", "Aq", "At", |
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"Bc", "Bf", "Bo", "Bq", |
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"Bsx", "Bx", "Db", "Dc", |
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"Do", "Dq", "Ec", "Ef", |
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"Em", "Eo", "Fx", "Ms", |
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"No", "Ns", "Nx", "Ox", |
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"Pc", "Pf", "Po", "Pq", |
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"Qc", "Ql", "Qo", "Qq", |
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"Re", "Rs", "Sc", "So", |
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"Sq", "Sm", "Sx", "Sy", |
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"Tn", "Ux", "Xc", "Xo", |
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"Fo", "Fc", "Oo", "Oc", |
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"Bk", "Ek", "Bt", "Hf", |
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"Fr", "Ud", "Lb", "Lp", |
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"Lk", "Mt", "Brq", "Bro", |
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"Brc", "%C", "Es", "En", |
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"Dx", "%Q", "br", "sp", |
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"%U", "Ta", "ll", |
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}; |
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const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
"split", "nosplit", "ragged", |
"split", "nosplit", "ragged", |
"unfilled", "literal", "file", |
"unfilled", "literal", "file", |
Line 80 const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
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Line 45 const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
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"width", "compact", "std", |
"width", "compact", "std", |
"filled", "words", "emphasis", |
"filled", "words", "emphasis", |
"symbolic", "nested", "centered" |
"symbolic", "nested", "centered" |
}; |
}; |
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const char * const *mdoc_macronames = __mdoc_macronames + 1; |
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const char * const *mdoc_argnames = __mdoc_argnames; |
const char * const *mdoc_argnames = __mdoc_argnames; |
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static int mdoc_ptext(struct roff_man *, int, char *, int); |
static int mdoc_ptext(struct roff_man *, int, char *, int); |
Line 117 mdoc_parseln(struct roff_man *mdoc, int ln, char *buf, |
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Line 80 mdoc_parseln(struct roff_man *mdoc, int ln, char *buf, |
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} |
} |
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void |
void |
mdoc_macro(MACRO_PROT_ARGS) |
mdoc_tail_alloc(struct roff_man *mdoc, int line, int pos, enum roff_tok tok) |
{ |
{ |
assert(tok > TOKEN_NONE && tok < MDOC_MAX); |
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(*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf); |
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} |
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void |
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mdoc_tail_alloc(struct roff_man *mdoc, int line, int pos, int tok) |
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{ |
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struct roff_node *p; |
struct roff_node *p; |
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p = roff_node_alloc(mdoc, line, pos, ROFFT_TAIL, tok); |
p = roff_node_alloc(mdoc, line, pos, ROFFT_TAIL, tok); |
Line 135 mdoc_tail_alloc(struct roff_man *mdoc, int line, int p |
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Line 90 mdoc_tail_alloc(struct roff_man *mdoc, int line, int p |
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} |
} |
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struct roff_node * |
struct roff_node * |
mdoc_endbody_alloc(struct roff_man *mdoc, int line, int pos, int tok, |
mdoc_endbody_alloc(struct roff_man *mdoc, int line, int pos, |
struct roff_node *body) |
enum roff_tok tok, struct roff_node *body) |
{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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Line 153 mdoc_endbody_alloc(struct roff_man *mdoc, int line, in |
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Line 108 mdoc_endbody_alloc(struct roff_man *mdoc, int line, in |
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struct roff_node * |
struct roff_node * |
mdoc_block_alloc(struct roff_man *mdoc, int line, int pos, |
mdoc_block_alloc(struct roff_man *mdoc, int line, int pos, |
int tok, struct mdoc_arg *args) |
enum roff_tok tok, struct mdoc_arg *args) |
{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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Line 180 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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Line 135 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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void |
void |
mdoc_elem_alloc(struct roff_man *mdoc, int line, int pos, |
mdoc_elem_alloc(struct roff_man *mdoc, int line, int pos, |
int tok, struct mdoc_arg *args) |
enum roff_tok tok, struct mdoc_arg *args) |
{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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Line 200 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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Line 155 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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mdoc->next = ROFF_NEXT_CHILD; |
mdoc->next = ROFF_NEXT_CHILD; |
} |
} |
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void |
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mdoc_node_relink(struct roff_man *mdoc, struct roff_node *p) |
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{ |
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roff_node_unlink(mdoc, p); |
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p->prev = p->next = NULL; |
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roff_node_append(mdoc, p); |
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} |
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/* |
/* |
* Parse free-form text, that is, a line that does not begin with the |
* Parse free-form text, that is, a line that does not begin with the |
* control character. |
* control character. |
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mdoc_ptext(struct roff_man *mdoc, int line, char *buf, int offs) |
mdoc_ptext(struct roff_man *mdoc, int line, char *buf, int offs) |
{ |
{ |
struct roff_node *n; |
struct roff_node *n; |
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const char *cp, *sp; |
char *c, *ws, *end; |
char *c, *ws, *end; |
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n = mdoc->last; |
n = mdoc->last; |
Line 233 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 180 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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(n->parent != NULL && n->parent->tok == MDOC_Bl && |
(n->parent != NULL && n->parent->tok == MDOC_Bl && |
n->parent->norm->Bl.type == LIST_column)) { |
n->parent->norm->Bl.type == LIST_column)) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); |
(*mdoc_macro(MDOC_It)->fp)(mdoc, MDOC_It, |
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line, offs, &offs, buf); |
return 1; |
return 1; |
} |
} |
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Line 279 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 227 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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*end = '\0'; |
*end = '\0'; |
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if (ws) |
if (ws) |
mandoc_msg(MANDOCERR_SPACE_EOL, mdoc->parse, |
mandoc_msg(MANDOCERR_SPACE_EOL, line, (int)(ws - buf), NULL); |
line, (int)(ws-buf), NULL); |
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if (buf[offs] == '\0' && ! (mdoc->flags & MDOC_LITERAL)) { |
/* |
mandoc_msg(MANDOCERR_FI_BLANK, mdoc->parse, |
* Blank lines are allowed in no-fill mode |
line, (int)(c - buf), NULL); |
* and cancel preceding \c, |
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* but add a single vertical space elsewhere. |
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*/ |
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/* |
if (buf[offs] == '\0' && ! (mdoc->flags & MDOC_LITERAL)) { |
* Insert a `sp' in the case of a blank line. Technically, |
switch (mdoc->last->type) { |
* blank lines aren't allowed, but enough manuals assume this |
case ROFFT_TEXT: |
* behaviour that we want to work around it. |
sp = mdoc->last->string; |
*/ |
cp = end = strchr(sp, '\0') - 2; |
roff_elem_alloc(mdoc, line, offs, MDOC_sp); |
if (cp < sp || cp[0] != '\\' || cp[1] != 'c') |
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break; |
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while (cp > sp && cp[-1] == '\\') |
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cp--; |
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if ((end - cp) % 2) |
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break; |
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*end = '\0'; |
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return 1; |
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default: |
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break; |
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} |
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mandoc_msg(MANDOCERR_FI_BLANK, line, (int)(c - buf), NULL); |
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roff_elem_alloc(mdoc, line, offs, ROFF_sp); |
mdoc->last->flags |= NODE_VALID | NODE_ENDED; |
mdoc->last->flags |= NODE_VALID | NODE_ENDED; |
mdoc->next = ROFF_NEXT_SIBLING; |
mdoc->next = ROFF_NEXT_SIBLING; |
return 1; |
return 1; |
Line 316 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 277 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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for (c = buf + offs; c != NULL; c = strchr(c + 1, '.')) { |
for (c = buf + offs; c != NULL; c = strchr(c + 1, '.')) { |
if (c - buf < offs + 2) |
if (c - buf < offs + 2) |
continue; |
continue; |
if (end - c < 4) |
if (end - c < 3) |
break; |
break; |
if (isalpha((unsigned char)c[-2]) && |
if (c[1] != ' ' || |
isalpha((unsigned char)c[-1]) && |
isalnum((unsigned char)c[-2]) == 0 || |
c[1] == ' ' && |
isalnum((unsigned char)c[-1]) == 0 || |
isupper((unsigned char)(c[2] == ' ' ? c[3] : c[2])) && |
(c[-2] == 'n' && c[-1] == 'c') || |
(c[-2] != 'n' || c[-1] != 'c') && |
(c[-2] == 'v' && c[-1] == 's')) |
(c[-2] != 'v' || c[-1] != 's')) |
continue; |
mandoc_msg(MANDOCERR_EOS, mdoc->parse, |
c += 2; |
line, (int)(c - buf), NULL); |
if (*c == ' ') |
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c++; |
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if (*c == ' ') |
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c++; |
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if (isupper((unsigned char)(*c))) |
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mandoc_msg(MANDOCERR_EOS, line, (int)(c - buf), NULL); |
} |
} |
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return 1; |
return 1; |
Line 340 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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Line 306 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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{ |
{ |
struct roff_node *n; |
struct roff_node *n; |
const char *cp; |
const char *cp; |
int tok; |
size_t sz; |
int i, sv; |
enum roff_tok tok; |
char mac[5]; |
int sv; |
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sv = offs; |
/* Determine the line macro. */ |
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/* |
sv = offs; |
* Copy the first word into a nil-terminated buffer. |
tok = TOKEN_NONE; |
* Stop when a space, tab, escape, or eoln is encountered. |
for (sz = 0; sz < 4 && strchr(" \t\\", buf[offs]) == NULL; sz++) |
*/ |
offs++; |
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if (sz == 2 || sz == 3) |
i = 0; |
tok = roffhash_find(mdoc->mdocmac, buf + sv, sz); |
while (i < 4 && strchr(" \t\\", buf[offs]) == NULL) |
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mac[i++] = buf[offs++]; |
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mac[i] = '\0'; |
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tok = (i > 1 && i < 4) ? mdoc_hash_find(mac) : TOKEN_NONE; |
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if (tok == TOKEN_NONE) { |
if (tok == TOKEN_NONE) { |
mandoc_msg(MANDOCERR_MACRO, mdoc->parse, |
mandoc_msg(MANDOCERR_MACRO, ln, sv, "%s", buf + sv - 1); |
ln, sv, buf + sv - 1); |
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return 1; |
return 1; |
} |
} |
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Line 382 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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Line 340 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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/* Jump to the next non-whitespace word. */ |
/* Jump to the next non-whitespace word. */ |
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while (buf[offs] && ' ' == buf[offs]) |
while (buf[offs] == ' ') |
offs++; |
offs++; |
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/* |
/* |
Line 391 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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Line 349 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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*/ |
*/ |
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if ('\0' == buf[offs] && ' ' == buf[offs - 1]) |
if ('\0' == buf[offs] && ' ' == buf[offs - 1]) |
mandoc_msg(MANDOCERR_SPACE_EOL, mdoc->parse, |
mandoc_msg(MANDOCERR_SPACE_EOL, ln, offs - 1, NULL); |
ln, offs - 1, NULL); |
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/* |
/* |
* If an initial macro or a list invocation, divert directly |
* If an initial macro or a list invocation, divert directly |
Line 401 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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Line 358 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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n = mdoc->last; |
n = mdoc->last; |
if (n == NULL || tok == MDOC_It || tok == MDOC_El) { |
if (n == NULL || tok == MDOC_It || tok == MDOC_El) { |
mdoc_macro(mdoc, tok, ln, sv, &offs, buf); |
(*mdoc_macro(tok)->fp)(mdoc, tok, ln, sv, &offs, buf); |
return 1; |
return 1; |
} |
} |
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Line 417 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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Line 374 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
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(n->parent != NULL && n->parent->tok == MDOC_Bl && |
(n->parent != NULL && n->parent->tok == MDOC_Bl && |
n->parent->norm->Bl.type == LIST_column)) { |
n->parent->norm->Bl.type == LIST_column)) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); |
(*mdoc_macro(MDOC_It)->fp)(mdoc, MDOC_It, ln, sv, &sv, buf); |
return 1; |
return 1; |
} |
} |
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/* Normal processing of a macro. */ |
/* Normal processing of a macro. */ |
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mdoc_macro(mdoc, tok, ln, sv, &offs, buf); |
(*mdoc_macro(tok)->fp)(mdoc, tok, ln, sv, &offs, buf); |
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/* In quick mode (for mandocdb), abort after the NAME section. */ |
/* In quick mode (for mandocdb), abort after the NAME section. */ |
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