version 1.41, 2010/05/07 06:05:38 |
version 1.56, 2010/07/13 23:53:20 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* 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 <stdio.h> |
#include <stdio.h> |
#include <string.h> |
#include <string.h> |
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#include "mandoc.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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Line 209 static int mdoc_argflags[MDOC_MAX] = { |
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Line 210 static int mdoc_argflags[MDOC_MAX] = { |
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0, /* br */ |
0, /* br */ |
0, /* sp */ |
0, /* sp */ |
0, /* %U */ |
0, /* %U */ |
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0, /* Ta */ |
}; |
}; |
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Line 225 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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Line 227 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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struct mdoc_argv tmp; |
struct mdoc_argv tmp; |
struct mdoc_arg *arg; |
struct mdoc_arg *arg; |
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if (0 == buf[*pos]) |
if ('\0' == buf[*pos]) |
return(ARGV_EOLN); |
return(ARGV_EOLN); |
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assert(' ' != buf[*pos]); |
assert(' ' != buf[*pos]); |
Line 246 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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Line 248 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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/* XXX - save zeroed byte, if not an argument. */ |
/* XXX - save zeroed byte, if not an argument. */ |
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sv = 0; |
sv = '\0'; |
if (buf[*pos]) { |
if (buf[*pos]) { |
sv = buf[*pos]; |
sv = buf[*pos]; |
buf[(*pos)++] = 0; |
buf[(*pos)++] = '\0'; |
} |
} |
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(void)memset(&tmp, 0, sizeof(struct mdoc_argv)); |
(void)memset(&tmp, 0, sizeof(struct mdoc_argv)); |
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mdoc_args(struct mdoc *m, int line, int *pos, |
mdoc_args(struct mdoc *m, int line, int *pos, |
char *buf, enum mdoct tok, char **v) |
char *buf, enum mdoct tok, char **v) |
{ |
{ |
int fl, c, i; |
int fl; |
struct mdoc_node *n; |
struct mdoc_node *n; |
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fl = mdoc_argflags[tok]; |
fl = mdoc_argflags[tok]; |
Line 346 mdoc_args(struct mdoc *m, int line, int *pos, |
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Line 348 mdoc_args(struct mdoc *m, int line, int *pos, |
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if (MDOC_It != tok) |
if (MDOC_It != tok) |
return(args(m, line, pos, buf, fl, v)); |
return(args(m, line, pos, buf, fl, v)); |
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/* |
/* |
* The `It' macro is a special case, as it acquires parameters from its |
* We know that we're in an `It', so it's reasonable to expect |
* parent `Bl' context, specifically, we're concerned with -column. |
* us to be sitting in a `Bl'. Someday this may not be the case |
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* (if we allow random `It's sitting out there), so provide a |
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* safe fall-back into the default behaviour. |
*/ |
*/ |
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for (n = m->last; n; n = n->parent) |
for (n = m->last; n; n = n->parent) |
if (MDOC_BLOCK == n->type && MDOC_Bl == n->tok) |
if (MDOC_Bl == n->tok) |
break; |
break; |
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assert(n); |
assert(n->data.Bl); |
c = (int)(n->args ? n->args->argc : 0); |
if (n && LIST_column == n->data.Bl->type) { |
assert(c > 0); |
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/* LINTED */ |
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for (i = 0; i < c; i++) { |
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if (MDOC_Column != n->args->argv[i].arg) |
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continue; |
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fl |= ARGS_TABSEP; |
fl |= ARGS_TABSEP; |
fl &= ~ARGS_DELIM; |
fl &= ~ARGS_DELIM; |
break; |
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} |
} |
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return(args(m, line, pos, buf, fl, v)); |
return(args(m, line, pos, buf, fl, v)); |
Line 376 static enum margserr |
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Line 373 static enum margserr |
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args(struct mdoc *m, int line, int *pos, |
args(struct mdoc *m, int line, int *pos, |
char *buf, int fl, char **v) |
char *buf, int fl, char **v) |
{ |
{ |
int i; |
int i; |
char *p, *pp; |
char *p, *pp; |
enum margserr rc; |
enum margserr rc; |
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enum mdelim d; |
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/* |
/* |
* Parse out the terms (like `val' in `.Xx -arg val' or simply |
* Parse out the terms (like `val' in `.Xx -arg val' or simply |
Line 395 args(struct mdoc *m, int line, int *pos, |
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Line 393 args(struct mdoc *m, int line, int *pos, |
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* phrases like in `Bl -column'. |
* phrases like in `Bl -column'. |
*/ |
*/ |
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assert(*pos); |
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assert(' ' != buf[*pos]); |
assert(' ' != buf[*pos]); |
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if (0 == buf[*pos]) |
if ('\0' == buf[*pos]) { |
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if (MDOC_PPHRASE & m->flags) |
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return(ARGS_EOLN); |
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/* |
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* If we're not in a partial phrase and the flag for |
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* being a phrase literal is still set, the punctuation |
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* is unterminated. |
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*/ |
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if (MDOC_PHRASELIT & m->flags) |
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if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_BADQUOTE)) |
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return(ARGS_ERROR); |
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m->flags &= ~MDOC_PHRASELIT; |
return(ARGS_EOLN); |
return(ARGS_EOLN); |
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} |
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/* |
/* |
* If the first character is a delimiter and we're to look for |
* If the first character is a closing delimiter and we're to |
* delimited strings, then pass down the buffer seeing if it |
* look for delimited strings, then pass down the buffer seeing |
* follows the pattern of [[::delim::][ ]+]+. |
* if it follows the pattern of [[::delim::][ ]+]+. Note that |
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* we ONLY care about closing delimiters. |
*/ |
*/ |
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if ((fl & ARGS_DELIM) && mdoc_iscdelim(buf[*pos]) > 1) { |
if ((fl & ARGS_DELIM) && DELIM_CLOSE == mdoc_iscdelim(buf[*pos])) { |
for (i = *pos; buf[i]; ) { |
for (i = *pos; buf[i]; ) { |
if ( mdoc_iscdelim(buf[i]) < 2) |
d = mdoc_iscdelim(buf[i]); |
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if (DELIM_NONE == d || DELIM_OPEN == d) |
break; |
break; |
i++; |
i++; |
if (0 == buf[i] || ' ' != buf[i]) |
if ('\0' == buf[i] || ' ' != buf[i]) |
break; |
break; |
i++; |
i++; |
while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
} |
} |
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if (0 == buf[i]) { |
if ('\0' == buf[i]) { |
*v = &buf[*pos]; |
*v = &buf[*pos]; |
if (' ' != buf[i - 1]) |
if (i && ' ' != buf[i - 1]) |
return(ARGS_PUNCT); |
return(ARGS_PUNCT); |
if (ARGS_NOWARN & fl) |
if (ARGS_NOWARN & fl) |
return(ARGS_PUNCT); |
return(ARGS_PUNCT); |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
return(ARGS_PUNCT); |
return(ARGS_PUNCT); |
} |
} |
Line 441 args(struct mdoc *m, int line, int *pos, |
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Line 453 args(struct mdoc *m, int line, int *pos, |
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*/ |
*/ |
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if (ARGS_TABSEP & fl) { |
if (ARGS_TABSEP & fl) { |
rc = ARGS_PHRASE; |
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/* Scan ahead to tab (can't be escaped). */ |
/* Scan ahead to tab (can't be escaped). */ |
p = strchr(*v, '\t'); |
p = strchr(*v, '\t'); |
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pp = NULL; |
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/* Scan ahead to unescaped `Ta'. */ |
/* Scan ahead to unescaped `Ta'. */ |
for (pp = *v; ; pp++) { |
if ( ! (MDOC_PHRASELIT & m->flags)) |
if (NULL == (pp = strstr(pp, "Ta"))) |
for (pp = *v; ; pp++) { |
break; |
if (NULL == (pp = strstr(pp, "Ta"))) |
if (pp > *v && ' ' != *(pp - 1)) |
break; |
continue; |
if (pp > *v && ' ' != *(pp - 1)) |
if (' ' == *(pp + 2) || 0 == *(pp + 2)) |
continue; |
break; |
if (' ' == *(pp + 2) || '\0' == *(pp + 2)) |
} |
break; |
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} |
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/* By default, assume a phrase. */ |
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rc = ARGS_PHRASE; |
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/* |
/* |
* Adjust new-buffer position to be beyond delimiter |
* Adjust new-buffer position to be beyond delimiter |
* mark (e.g., Ta -> end + 2). |
* mark (e.g., Ta -> end + 2). |
*/ |
*/ |
if (p && pp) { |
if (p && pp) { |
*pos += pp < p ? 2 : 1; |
*pos += pp < p ? 2 : 1; |
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rc = pp < p ? ARGS_PHRASE : ARGS_PPHRASE; |
p = pp < p ? pp : p; |
p = pp < p ? pp : p; |
} else if (p && ! pp) { |
} else if (p && ! pp) { |
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rc = ARGS_PPHRASE; |
*pos += 1; |
*pos += 1; |
} else if (pp && ! p) { |
} else if (pp && ! p) { |
p = pp; |
p = pp; |
*pos += 2; |
*pos += 2; |
} else |
} else { |
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rc = ARGS_PEND; |
p = strchr(*v, 0); |
p = strchr(*v, 0); |
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} |
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/* Whitespace check for eoln case... */ |
/* Whitespace check for eoln case... */ |
if (0 == *p && ' ' == *(p - 1) && ! (ARGS_NOWARN & fl)) |
if ('\0' == *p && ' ' == *(p - 1) && ! (ARGS_NOWARN & fl)) |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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*pos += (int)(p - *v); |
*pos += (int)(p - *v); |
Line 499 args(struct mdoc *m, int line, int *pos, |
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Line 519 args(struct mdoc *m, int line, int *pos, |
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* Whitespace is NOT involved in literal termination. |
* Whitespace is NOT involved in literal termination. |
*/ |
*/ |
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if ('\"' == buf[*pos]) { |
if (MDOC_PHRASELIT & m->flags || '\"' == buf[*pos]) { |
*v = &buf[++(*pos)]; |
if ( ! (MDOC_PHRASELIT & m->flags)) |
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*v = &buf[++(*pos)]; |
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if (MDOC_PPHRASE & m->flags) |
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m->flags |= MDOC_PHRASELIT; |
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for ( ; buf[*pos]; (*pos)++) { |
for ( ; buf[*pos]; (*pos)++) { |
if ('\"' != buf[*pos]) |
if ('\"' != buf[*pos]) |
continue; |
continue; |
Line 510 args(struct mdoc *m, int line, int *pos, |
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Line 534 args(struct mdoc *m, int line, int *pos, |
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(*pos)++; |
(*pos)++; |
} |
} |
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if (0 == buf[*pos]) { |
if ('\0' == buf[*pos]) { |
if (ARGS_NOWARN & fl) |
if (ARGS_NOWARN & fl || MDOC_PPHRASE & m->flags) |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
if ( ! mdoc_pwarn(m, line, *pos, EQUOTTERM)) |
if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_BADQUOTE)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
} |
} |
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buf[(*pos)++] = 0; |
m->flags &= ~MDOC_PHRASELIT; |
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buf[(*pos)++] = '\0'; |
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if (0 == buf[*pos]) |
if ('\0' == buf[*pos]) |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
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while (' ' == buf[*pos]) |
while (' ' == buf[*pos]) |
(*pos)++; |
(*pos)++; |
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if (0 == buf[*pos] && ! (ARGS_NOWARN & fl)) |
if (0 == buf[*pos] && ! (ARGS_NOWARN & fl)) |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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return(ARGS_QWORD); |
return(ARGS_QWORD); |
Line 539 args(struct mdoc *m, int line, int *pos, |
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Line 564 args(struct mdoc *m, int line, int *pos, |
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*/ |
*/ |
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for ( ; buf[*pos]; (*pos)++) |
for ( ; buf[*pos]; (*pos)++) |
if (' ' == buf[*pos] && '\\' != buf[*pos - 1]) |
if (*pos && ' ' == buf[*pos] && '\\' != buf[*pos - 1]) |
break; |
break; |
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if (0 == buf[*pos]) |
if ('\0' == buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_WORD); |
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buf[(*pos)++] = 0; |
buf[(*pos)++] = '\0'; |
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while (' ' == buf[*pos]) |
while (' ' == buf[*pos]) |
(*pos)++; |
(*pos)++; |
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if (0 == buf[*pos] && ! (ARGS_NOWARN & fl)) |
if ('\0' == buf[*pos] && ! (ARGS_NOWARN & fl)) |
if ( ! mdoc_pwarn(m, line, *pos, ETAILWS)) |
if ( ! mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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return(ARGS_WORD); |
return(ARGS_WORD); |
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argv_multi(struct mdoc *m, int line, |
argv_multi(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c; |
enum margserr ac; |
char *p; |
char *p; |
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for (v->sz = 0; ; v->sz++) { |
for (v->sz = 0; ; v->sz++) { |
if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
break; |
break; |
c = args(m, line, pos, buf, 0, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
else if (ARGS_EOLN == c) |
else if (ARGS_EOLN == ac) |
break; |
break; |
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if (0 == v->sz % MULTI_STEP) |
if (0 == v->sz % MULTI_STEP) |
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argv_opt_single(struct mdoc *m, int line, |
argv_opt_single(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c; |
enum margserr ac; |
char *p; |
char *p; |
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if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
return(1); |
return(1); |
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c = args(m, line, pos, buf, 0, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
if (ARGS_EOLN == ac) |
return(1); |
return(1); |
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v->sz = 1; |
v->sz = 1; |
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argv_single(struct mdoc *m, int line, |
argv_single(struct mdoc *m, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
int c, ppos; |
int ppos; |
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enum margserr ac; |
char *p; |
char *p; |
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ppos = *pos; |
ppos = *pos; |
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c = args(m, line, pos, buf, 0, &p); |
ac = args(m, line, pos, buf, 0, &p); |
if (ARGS_ERROR == c) |
if (ARGS_EOLN == ac) { |
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mdoc_pmsg(m, line, ppos, MANDOCERR_SYNTARGVCOUNT); |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
} else if (ARGS_ERROR == ac) |
return(mdoc_perr(m, line, ppos, EARGVAL)); |
return(0); |
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v->sz = 1; |
v->sz = 1; |
v->value = mandoc_malloc(sizeof(char *)); |
v->value = mandoc_malloc(sizeof(char *)); |