version 1.82, 2012/03/23 05:50:24 |
version 1.91, 2014/03/30 19:47:48 |
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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> |
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* Copyright (c) 2012 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 "mdoc.h" |
#include "mdoc.h" |
#include "mandoc.h" |
#include "mandoc.h" |
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#include "mandoc_aux.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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enum argvflag { |
enum argvflag { |
ARGV_NONE, /* no args to flag (e.g., -split) */ |
ARGV_NONE, /* no args to flag (e.g., -split) */ |
ARGV_SINGLE, /* one arg to flag (e.g., -file xxx) */ |
ARGV_SINGLE, /* one arg to flag (e.g., -file xxx) */ |
ARGV_MULTI, /* multiple args (e.g., -column xxx yyy) */ |
ARGV_MULTI /* multiple args (e.g., -column xxx yyy) */ |
ARGV_OPT_SINGLE /* optional arg (e.g., -offset [xxx]) */ |
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}; |
}; |
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struct mdocarg { |
struct mdocarg { |
Line 57 static enum margserr args(struct mdoc *, int, int *, |
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Line 58 static enum margserr args(struct mdoc *, int, int *, |
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static int args_checkpunct(const char *, int); |
static int args_checkpunct(const char *, int); |
static int argv_multi(struct mdoc *, int, |
static int argv_multi(struct mdoc *, int, |
struct mdoc_argv *, int *, char *); |
struct mdoc_argv *, int *, char *); |
static int argv_opt_single(struct mdoc *, int, |
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struct mdoc_argv *, int *, char *); |
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static int argv_single(struct mdoc *, int, |
static int argv_single(struct mdoc *, int, |
struct mdoc_argv *, int *, char *); |
struct mdoc_argv *, int *, char *); |
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Line 69 static const enum argvflag argvflags[MDOC_ARG_MAX] = { |
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Line 68 static const enum argvflag argvflags[MDOC_ARG_MAX] = { |
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ARGV_NONE, /* MDOC_Unfilled */ |
ARGV_NONE, /* MDOC_Unfilled */ |
ARGV_NONE, /* MDOC_Literal */ |
ARGV_NONE, /* MDOC_Literal */ |
ARGV_SINGLE, /* MDOC_File */ |
ARGV_SINGLE, /* MDOC_File */ |
ARGV_OPT_SINGLE, /* MDOC_Offset */ |
ARGV_SINGLE, /* MDOC_Offset */ |
ARGV_NONE, /* MDOC_Bullet */ |
ARGV_NONE, /* MDOC_Bullet */ |
ARGV_NONE, /* MDOC_Dash */ |
ARGV_NONE, /* MDOC_Dash */ |
ARGV_NONE, /* MDOC_Hyphen */ |
ARGV_NONE, /* MDOC_Hyphen */ |
Line 81 static const enum argvflag argvflags[MDOC_ARG_MAX] = { |
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Line 80 static const enum argvflag argvflags[MDOC_ARG_MAX] = { |
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ARGV_NONE, /* MDOC_Ohang */ |
ARGV_NONE, /* MDOC_Ohang */ |
ARGV_NONE, /* MDOC_Inset */ |
ARGV_NONE, /* MDOC_Inset */ |
ARGV_MULTI, /* MDOC_Column */ |
ARGV_MULTI, /* MDOC_Column */ |
ARGV_OPT_SINGLE, /* MDOC_Width */ |
ARGV_SINGLE, /* MDOC_Width */ |
ARGV_NONE, /* MDOC_Compact */ |
ARGV_NONE, /* MDOC_Compact */ |
ARGV_NONE, /* MDOC_Std */ |
ARGV_NONE, /* MDOC_Std */ |
ARGV_NONE, /* MDOC_Filled */ |
ARGV_NONE, /* MDOC_Filled */ |
Line 146 static const enum mdocargt args_Bl[] = { |
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Line 145 static const enum mdocargt args_Bl[] = { |
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}; |
}; |
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static const struct mdocarg mdocargs[MDOC_MAX] = { |
static const struct mdocarg mdocargs[MDOC_MAX] = { |
{ ARGSFL_NONE, NULL }, /* Ap */ |
{ ARGSFL_DELIM, NULL }, /* Ap */ |
{ ARGSFL_NONE, NULL }, /* Dd */ |
{ ARGSFL_NONE, NULL }, /* Dd */ |
{ ARGSFL_NONE, NULL }, /* Dt */ |
{ ARGSFL_NONE, NULL }, /* Dt */ |
{ ARGSFL_NONE, NULL }, /* Os */ |
{ ARGSFL_NONE, NULL }, /* Os */ |
Line 163 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 162 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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{ ARGSFL_DELIM, NULL }, /* Ad */ |
{ ARGSFL_DELIM, NULL }, /* Ad */ |
{ ARGSFL_DELIM, args_An }, /* An */ |
{ ARGSFL_DELIM, args_An }, /* An */ |
{ ARGSFL_DELIM, NULL }, /* Ar */ |
{ ARGSFL_DELIM, NULL }, /* Ar */ |
{ ARGSFL_NONE, NULL }, /* Cd */ |
{ ARGSFL_DELIM, NULL }, /* Cd */ |
{ ARGSFL_DELIM, NULL }, /* Cm */ |
{ ARGSFL_DELIM, NULL }, /* Cm */ |
{ ARGSFL_DELIM, NULL }, /* Dv */ |
{ ARGSFL_DELIM, NULL }, /* Dv */ |
{ ARGSFL_DELIM, NULL }, /* Er */ |
{ ARGSFL_DELIM, NULL }, /* Er */ |
Line 175 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 174 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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{ ARGSFL_DELIM, NULL }, /* Fn */ |
{ ARGSFL_DELIM, NULL }, /* Fn */ |
{ ARGSFL_DELIM, NULL }, /* Ft */ |
{ ARGSFL_DELIM, NULL }, /* Ft */ |
{ ARGSFL_DELIM, NULL }, /* Ic */ |
{ ARGSFL_DELIM, NULL }, /* Ic */ |
{ ARGSFL_NONE, NULL }, /* In */ |
{ ARGSFL_DELIM, NULL }, /* In */ |
{ ARGSFL_DELIM, NULL }, /* Li */ |
{ ARGSFL_DELIM, NULL }, /* Li */ |
{ ARGSFL_NONE, NULL }, /* Nd */ |
{ ARGSFL_NONE, NULL }, /* Nd */ |
{ ARGSFL_DELIM, NULL }, /* Nm */ |
{ ARGSFL_DELIM, NULL }, /* Nm */ |
Line 243 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 242 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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{ ARGSFL_DELIM, NULL }, /* Xc */ |
{ ARGSFL_DELIM, NULL }, /* Xc */ |
{ ARGSFL_NONE, NULL }, /* Xo */ |
{ ARGSFL_NONE, NULL }, /* Xo */ |
{ ARGSFL_NONE, NULL }, /* Fo */ |
{ ARGSFL_NONE, NULL }, /* Fo */ |
{ ARGSFL_NONE, NULL }, /* Fc */ |
{ ARGSFL_DELIM, NULL }, /* Fc */ |
{ ARGSFL_NONE, NULL }, /* Oo */ |
{ ARGSFL_NONE, NULL }, /* Oo */ |
{ ARGSFL_DELIM, NULL }, /* Oc */ |
{ ARGSFL_DELIM, NULL }, /* Oc */ |
{ ARGSFL_NONE, args_Bk }, /* Bk */ |
{ ARGSFL_NONE, args_Bk }, /* Bk */ |
Line 252 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 251 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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{ ARGSFL_NONE, NULL }, /* Hf */ |
{ ARGSFL_NONE, NULL }, /* Hf */ |
{ ARGSFL_NONE, NULL }, /* Fr */ |
{ ARGSFL_NONE, NULL }, /* Fr */ |
{ ARGSFL_NONE, NULL }, /* Ud */ |
{ ARGSFL_NONE, NULL }, /* Ud */ |
{ ARGSFL_NONE, NULL }, /* Lb */ |
{ ARGSFL_DELIM, NULL }, /* Lb */ |
{ ARGSFL_NONE, NULL }, /* Lp */ |
{ ARGSFL_NONE, NULL }, /* Lp */ |
{ ARGSFL_DELIM, NULL }, /* Lk */ |
{ ARGSFL_DELIM, NULL }, /* Lk */ |
{ ARGSFL_DELIM, NULL }, /* Mt */ |
{ ARGSFL_DELIM, NULL }, /* Mt */ |
Line 262 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 261 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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{ ARGSFL_NONE, NULL }, /* %C */ |
{ ARGSFL_NONE, NULL }, /* %C */ |
{ ARGSFL_NONE, NULL }, /* Es */ |
{ ARGSFL_NONE, NULL }, /* Es */ |
{ ARGSFL_NONE, NULL }, /* En */ |
{ ARGSFL_NONE, NULL }, /* En */ |
{ ARGSFL_NONE, NULL }, /* Dx */ |
{ ARGSFL_DELIM, NULL }, /* Dx */ |
{ ARGSFL_NONE, NULL }, /* %Q */ |
{ ARGSFL_NONE, NULL }, /* %Q */ |
{ ARGSFL_NONE, NULL }, /* br */ |
{ ARGSFL_NONE, NULL }, /* br */ |
{ ARGSFL_NONE, NULL }, /* sp */ |
{ ARGSFL_NONE, NULL }, /* sp */ |
{ ARGSFL_NONE, NULL }, /* %U */ |
{ ARGSFL_NONE, NULL }, /* %U */ |
{ ARGSFL_NONE, NULL }, /* Ta */ |
{ ARGSFL_NONE, NULL }, /* Ta */ |
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{ ARGSFL_NONE, NULL }, /* ll */ |
}; |
}; |
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Line 277 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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Line 277 static const struct mdocarg mdocargs[MDOC_MAX] = { |
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* one mandatory value, an optional single value, or no value. |
* one mandatory value, an optional single value, or no value. |
*/ |
*/ |
enum margverr |
enum margverr |
mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
mdoc_argv(struct mdoc *mdoc, int line, enum mdoct tok, |
struct mdoc_arg **v, int *pos, char *buf) |
struct mdoc_arg **v, int *pos, char *buf) |
{ |
{ |
char *p, sv; |
char *p, sv; |
Line 344 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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Line 344 mdoc_argv(struct mdoc *m, int line, enum mdoct tok, |
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switch (argvflags[tmp.arg]) { |
switch (argvflags[tmp.arg]) { |
case (ARGV_SINGLE): |
case (ARGV_SINGLE): |
if ( ! argv_single(m, line, &tmp, pos, buf)) |
if ( ! argv_single(mdoc, line, &tmp, pos, buf)) |
return(ARGV_ERROR); |
return(ARGV_ERROR); |
break; |
break; |
case (ARGV_MULTI): |
case (ARGV_MULTI): |
if ( ! argv_multi(m, line, &tmp, pos, buf)) |
if ( ! argv_multi(mdoc, line, &tmp, pos, buf)) |
return(ARGV_ERROR); |
return(ARGV_ERROR); |
break; |
break; |
case (ARGV_OPT_SINGLE): |
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if ( ! argv_opt_single(m, line, &tmp, pos, buf)) |
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return(ARGV_ERROR); |
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break; |
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case (ARGV_NONE): |
case (ARGV_NONE): |
break; |
break; |
} |
} |
Line 413 argn_free(struct mdoc_arg *p, int iarg) |
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Line 409 argn_free(struct mdoc_arg *p, int iarg) |
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} |
} |
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enum margserr |
enum margserr |
mdoc_zargs(struct mdoc *m, int line, int *pos, char *buf, char **v) |
mdoc_zargs(struct mdoc *mdoc, int line, int *pos, char *buf, char **v) |
{ |
{ |
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return(args(m, line, pos, buf, ARGSFL_NONE, v)); |
return(args(mdoc, line, pos, buf, ARGSFL_NONE, v)); |
} |
} |
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enum margserr |
enum margserr |
mdoc_args(struct mdoc *m, int line, int *pos, |
mdoc_args(struct mdoc *mdoc, int line, int *pos, |
char *buf, enum mdoct tok, char **v) |
char *buf, enum mdoct tok, char **v) |
{ |
{ |
enum argsflag fl; |
enum argsflag fl; |
Line 429 mdoc_args(struct mdoc *m, int line, int *pos, |
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Line 425 mdoc_args(struct mdoc *m, int line, int *pos, |
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fl = mdocargs[tok].flags; |
fl = mdocargs[tok].flags; |
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if (MDOC_It != tok) |
if (MDOC_It != tok) |
return(args(m, line, pos, buf, fl, v)); |
return(args(mdoc, line, pos, buf, fl, v)); |
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/* |
/* |
* We know that we're in an `It', so it's reasonable to expect |
* We know that we're in an `It', so it's reasonable to expect |
Line 438 mdoc_args(struct mdoc *m, int line, int *pos, |
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Line 434 mdoc_args(struct mdoc *m, int line, int *pos, |
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* safe fall-back into the default behaviour. |
* safe fall-back into the default behaviour. |
*/ |
*/ |
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for (n = m->last; n; n = n->parent) |
for (n = mdoc->last; n; n = n->parent) |
if (MDOC_Bl == n->tok) |
if (MDOC_Bl == n->tok) |
if (LIST_column == n->norm->Bl.type) { |
if (LIST_column == n->norm->Bl.type) { |
fl = ARGSFL_TABSEP; |
fl = ARGSFL_TABSEP; |
break; |
break; |
} |
} |
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return(args(m, line, pos, buf, fl, v)); |
return(args(mdoc, line, pos, buf, fl, v)); |
} |
} |
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static enum margserr |
static enum margserr |
args(struct mdoc *m, int line, int *pos, |
args(struct mdoc *mdoc, int line, int *pos, |
char *buf, enum argsflag fl, char **v) |
char *buf, enum argsflag fl, char **v) |
{ |
{ |
char *p, *pp; |
char *p, *pp; |
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int pairs; |
enum margserr rc; |
enum margserr rc; |
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if ('\0' == buf[*pos]) { |
if ('\0' == buf[*pos]) { |
if (MDOC_PPHRASE & m->flags) |
if (MDOC_PPHRASE & mdoc->flags) |
return(ARGS_EOLN); |
return(ARGS_EOLN); |
/* |
/* |
* If we're not in a partial phrase and the flag for |
* If we're not in a partial phrase and the flag for |
* being a phrase literal is still set, the punctuation |
* being a phrase literal is still set, the punctuation |
* is unterminated. |
* is unterminated. |
*/ |
*/ |
if (MDOC_PHRASELIT & m->flags) |
if (MDOC_PHRASELIT & mdoc->flags) |
mdoc_pmsg(m, line, *pos, MANDOCERR_BADQUOTE); |
mdoc_pmsg(mdoc, line, *pos, MANDOCERR_BADQUOTE); |
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m->flags &= ~MDOC_PHRASELIT; |
mdoc->flags &= ~MDOC_PHRASELIT; |
return(ARGS_EOLN); |
return(ARGS_EOLN); |
} |
} |
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Line 489 args(struct mdoc *m, int line, int *pos, |
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Line 486 args(struct mdoc *m, int line, int *pos, |
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pp = NULL; |
pp = NULL; |
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/* Scan ahead to unescaped `Ta'. */ |
/* Scan ahead to unescaped `Ta'. */ |
if ( ! (MDOC_PHRASELIT & m->flags)) |
if ( ! (MDOC_PHRASELIT & mdoc->flags)) |
for (pp = *v; ; pp++) { |
for (pp = *v; ; pp++) { |
if (NULL == (pp = strstr(pp, "Ta"))) |
if (NULL == (pp = strstr(pp, "Ta"))) |
break; |
break; |
Line 523 args(struct mdoc *m, int line, int *pos, |
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Line 520 args(struct mdoc *m, int line, int *pos, |
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/* Whitespace check for eoln case... */ |
/* Whitespace check for eoln case... */ |
if ('\0' == *p && ' ' == *(p - 1)) |
if ('\0' == *p && ' ' == *(p - 1)) |
mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE); |
mdoc_pmsg(mdoc, line, *pos, MANDOCERR_EOLNSPACE); |
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*pos += (int)(p - *v); |
*pos += (int)(p - *v); |
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Line 541 args(struct mdoc *m, int line, int *pos, |
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Line 538 args(struct mdoc *m, int line, int *pos, |
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/* Skip ahead. */ ; |
/* Skip ahead. */ ; |
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return(rc); |
return(rc); |
} |
} |
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/* |
/* |
* Process a quoted literal. A quote begins with a double-quote |
* Process a quoted literal. A quote begins with a double-quote |
* and ends with a double-quote NOT preceded by a double-quote. |
* and ends with a double-quote NOT preceded by a double-quote. |
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* NUL-terminate the literal in place. |
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* Collapse pairs of quotes inside quoted literals. |
* Whitespace is NOT involved in literal termination. |
* Whitespace is NOT involved in literal termination. |
*/ |
*/ |
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if (MDOC_PHRASELIT & m->flags || '\"' == buf[*pos]) { |
if (MDOC_PHRASELIT & mdoc->flags || '\"' == buf[*pos]) { |
if ( ! (MDOC_PHRASELIT & m->flags)) |
if ( ! (MDOC_PHRASELIT & mdoc->flags)) |
*v = &buf[++(*pos)]; |
*v = &buf[++(*pos)]; |
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if (MDOC_PPHRASE & m->flags) |
if (MDOC_PPHRASE & mdoc->flags) |
m->flags |= MDOC_PHRASELIT; |
mdoc->flags |= MDOC_PHRASELIT; |
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pairs = 0; |
for ( ; buf[*pos]; (*pos)++) { |
for ( ; buf[*pos]; (*pos)++) { |
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/* Move following text left after quoted quotes. */ |
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if (pairs) |
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buf[*pos - pairs] = buf[*pos]; |
if ('\"' != buf[*pos]) |
if ('\"' != buf[*pos]) |
continue; |
continue; |
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/* Unquoted quotes end quoted args. */ |
if ('\"' != buf[*pos + 1]) |
if ('\"' != buf[*pos + 1]) |
break; |
break; |
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/* Quoted quotes collapse. */ |
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pairs++; |
(*pos)++; |
(*pos)++; |
} |
} |
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if (pairs) |
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buf[*pos - pairs] = '\0'; |
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if ('\0' == buf[*pos]) { |
if ('\0' == buf[*pos]) { |
if (MDOC_PPHRASE & m->flags) |
if (MDOC_PPHRASE & mdoc->flags) |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
mdoc_pmsg(m, line, *pos, MANDOCERR_BADQUOTE); |
mdoc_pmsg(mdoc, line, *pos, MANDOCERR_BADQUOTE); |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
} |
} |
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m->flags &= ~MDOC_PHRASELIT; |
mdoc->flags &= ~MDOC_PHRASELIT; |
buf[(*pos)++] = '\0'; |
buf[(*pos)++] = '\0'; |
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if ('\0' == buf[*pos]) |
if ('\0' == buf[*pos]) |
Line 581 args(struct mdoc *m, int line, int *pos, |
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Line 589 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]) |
mdoc_pmsg(m, line, *pos, MANDOCERR_EOLNSPACE); |
mdoc_pmsg(mdoc, line, *pos, MANDOCERR_EOLNSPACE); |
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return(ARGS_QWORD); |
return(ARGS_QWORD); |
} |
} |
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p = &buf[*pos]; |
p = &buf[*pos]; |
*v = mandoc_getarg(m->parse, &p, line, pos); |
*v = mandoc_getarg(mdoc->parse, &p, line, pos); |
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return(ARGS_WORD); |
return(ARGS_WORD); |
} |
} |
Line 643 args_checkpunct(const char *buf, int i) |
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Line 651 args_checkpunct(const char *buf, int i) |
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} |
} |
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static int |
static int |
argv_multi(struct mdoc *m, int line, |
argv_multi(struct mdoc *mdoc, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
enum margserr ac; |
enum margserr ac; |
Line 652 argv_multi(struct mdoc *m, int line, |
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Line 660 argv_multi(struct mdoc *m, int line, |
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for (v->sz = 0; ; v->sz++) { |
for (v->sz = 0; ; v->sz++) { |
if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
break; |
break; |
ac = args(m, line, pos, buf, ARGSFL_NONE, &p); |
ac = args(mdoc, line, pos, buf, ARGSFL_NONE, &p); |
if (ARGS_ERROR == ac) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
else if (ARGS_EOLN == ac) |
else if (ARGS_EOLN == ac) |
Line 669 argv_multi(struct mdoc *m, int line, |
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Line 677 argv_multi(struct mdoc *m, int line, |
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} |
} |
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static int |
static int |
argv_opt_single(struct mdoc *m, int line, |
argv_single(struct mdoc *mdoc, int line, |
struct mdoc_argv *v, int *pos, char *buf) |
struct mdoc_argv *v, int *pos, char *buf) |
{ |
{ |
enum margserr ac; |
enum margserr ac; |
char *p; |
char *p; |
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if ('-' == buf[*pos]) |
ac = args(mdoc, line, pos, buf, ARGSFL_NONE, &p); |
return(1); |
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ac = args(m, line, pos, buf, ARGSFL_NONE, &p); |
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if (ARGS_ERROR == ac) |
if (ARGS_ERROR == ac) |
return(0); |
return(0); |
if (ARGS_EOLN == ac) |
if (ARGS_EOLN == ac) |
return(1); |
return(1); |
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v->sz = 1; |
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v->value = mandoc_malloc(sizeof(char *)); |
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v->value[0] = mandoc_strdup(p); |
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return(1); |
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} |
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static int |
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argv_single(struct mdoc *m, int line, |
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struct mdoc_argv *v, int *pos, char *buf) |
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{ |
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int ppos; |
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enum margserr ac; |
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char *p; |
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ppos = *pos; |
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ac = args(m, line, pos, buf, ARGSFL_NONE, &p); |
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if (ARGS_EOLN == ac) { |
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mdoc_pmsg(m, line, ppos, MANDOCERR_SYNTARGVCOUNT); |
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return(0); |
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} else if (ARGS_ERROR == ac) |
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return(0); |
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v->sz = 1; |
v->sz = 1; |
v->value = mandoc_malloc(sizeof(char *)); |
v->value = mandoc_malloc(sizeof(char *)); |