version 1.3, 2009/04/12 19:45:26 |
version 1.10, 2009/07/06 11:21:34 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* |
* |
* 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 |
|
|
* There's no limit to the number or arguments that may be allocated. |
* There's no limit to the number or arguments that may be allocated. |
*/ |
*/ |
|
|
|
/* FIXME .Bf Li raises "macro-like parameter". */ |
|
/* FIXME .Bl -column should deprecate old-groff syntax. */ |
|
|
#define ARGS_QUOTED (1 << 0) |
#define ARGS_QUOTED (1 << 0) |
#define ARGS_DELIM (1 << 1) |
#define ARGS_DELIM (1 << 1) |
#define ARGS_TABSEP (1 << 2) |
#define ARGS_TABSEP (1 << 2) |
|
|
|
|
#define MULTI_STEP 5 |
#define MULTI_STEP 5 |
|
|
enum mwarn { |
|
WQUOTPARM, |
|
WARGVPARM, |
|
WCOLEMPTY, |
|
WTAILWS |
|
}; |
|
|
|
enum merr { |
enum merr { |
|
ETAILWS, |
|
ECOLEMPTY, |
|
EARGVPARM, |
|
EQUOTPARM, |
EQUOTTERM, |
EQUOTTERM, |
EMALLOC, |
EMALLOC, |
EARGVAL |
EARGVAL |
Line 68 static int argv_opt_single(struct mdoc *, int, |
|
Line 68 static int argv_opt_single(struct mdoc *, int, |
|
struct mdoc_argv *, int *, char *); |
struct mdoc_argv *, int *, char *); |
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 pwarn(struct mdoc *, int, int, enum mwarn); |
static int perr(struct mdoc *, int, int, enum merr, int); |
static int perr(struct mdoc *, int, int, enum merr); |
|
|
|
#define verr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t)) |
#define pwarn(m, l, p, t) perr((m), (l), (p), (t), 0) |
|
#define verr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t), 1) |
|
|
/* Per-argument flags. */ |
/* Per-argument flags. */ |
|
|
Line 105 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
|
Line 105 static int mdoc_argvflags[MDOC_ARG_MAX] = { |
|
}; |
}; |
|
|
static int mdoc_argflags[MDOC_MAX] = { |
static int mdoc_argflags[MDOC_MAX] = { |
0, /* \" */ |
0, /* Ap */ |
0, /* Dd */ |
0, /* Dd */ |
0, /* Dt */ |
0, /* Dt */ |
0, /* Os */ |
0, /* Os */ |
Line 116 static int mdoc_argflags[MDOC_MAX] = { |
|
Line 116 static int mdoc_argflags[MDOC_MAX] = { |
|
ARGS_DELIM | ARGS_QUOTED, /* Dl */ |
ARGS_DELIM | ARGS_QUOTED, /* Dl */ |
0, /* Bd */ |
0, /* Bd */ |
0, /* Ed */ |
0, /* Ed */ |
0, /* Bl */ |
ARGS_QUOTED, /* Bl */ |
0, /* El */ |
0, /* El */ |
0, /* It */ |
0, /* It */ |
ARGS_DELIM, /* Ad */ |
ARGS_DELIM, /* Ad */ |
Line 212 static int mdoc_argflags[MDOC_MAX] = { |
|
Line 212 static int mdoc_argflags[MDOC_MAX] = { |
|
0, /* Fr */ |
0, /* Fr */ |
0, /* Ud */ |
0, /* Ud */ |
0, /* Lb */ |
0, /* Lb */ |
0, /* Ap */ |
|
ARGS_DELIM, /* Lp */ |
ARGS_DELIM, /* Lp */ |
ARGS_DELIM | ARGS_QUOTED, /* Lk */ |
ARGS_DELIM | ARGS_QUOTED, /* Lk */ |
ARGS_DELIM | ARGS_QUOTED, /* Mt */ |
ARGS_DELIM | ARGS_QUOTED, /* Mt */ |
Line 282 mdoc_argv(struct mdoc *mdoc, int line, int tok, |
|
Line 281 mdoc_argv(struct mdoc *mdoc, int line, int tok, |
|
/* XXX - restore saved zeroed byte. */ |
/* XXX - restore saved zeroed byte. */ |
if (sv) |
if (sv) |
buf[*pos - 1] = sv; |
buf[*pos - 1] = sv; |
if ( ! pwarn(mdoc, line, i, WARGVPARM)) |
if ( ! pwarn(mdoc, line, i, EARGVPARM)) |
return(ARGV_ERROR); |
return(ARGV_ERROR); |
return(ARGV_WORD); |
return(ARGV_WORD); |
} |
} |
Line 351 mdoc_argv_free(struct mdoc_arg *p) |
|
Line 350 mdoc_argv_free(struct mdoc_arg *p) |
|
|
|
|
|
static int |
static int |
perr(struct mdoc *mdoc, int line, int pos, enum merr code) |
perr(struct mdoc *mdoc, int line, int pos, enum merr code, int iserr) |
{ |
{ |
char *p; |
char *p; |
|
|
p = NULL; |
p = NULL; |
|
|
switch (code) { |
switch (code) { |
case (EMALLOC): |
case (EMALLOC): |
p = "memory exhausted"; |
p = "memory exhausted"; |
Line 366 perr(struct mdoc *mdoc, int line, int pos, enum merr c |
|
Line 366 perr(struct mdoc *mdoc, int line, int pos, enum merr c |
|
case (EARGVAL): |
case (EARGVAL): |
p = "argument requires a value"; |
p = "argument requires a value"; |
break; |
break; |
} |
case (EQUOTPARM): |
assert(p); |
|
return(mdoc_perr(mdoc, line, pos, p)); |
|
} |
|
|
|
|
|
static int |
|
pwarn(struct mdoc *mdoc, int line, int pos, enum mwarn code) |
|
{ |
|
char *p; |
|
int c; |
|
|
|
p = NULL; |
|
c = WARN_SYNTAX; |
|
switch (code) { |
|
case (WQUOTPARM): |
|
p = "unexpected quoted parameter"; |
p = "unexpected quoted parameter"; |
break; |
break; |
case (WARGVPARM): |
case (EARGVPARM): |
p = "argument-like parameter"; |
p = "argument-like parameter"; |
break; |
break; |
case (WCOLEMPTY): |
case (ECOLEMPTY): |
p = "last list column is empty"; |
p = "last list column is empty"; |
c = WARN_COMPAT; |
|
break; |
break; |
case (WTAILWS): |
case (ETAILWS): |
p = "trailing whitespace"; |
p = "trailing whitespace"; |
c = WARN_COMPAT; |
|
break; |
break; |
} |
} |
|
|
assert(p); |
assert(p); |
return(mdoc_pwarn(mdoc, line, pos, c, p)); |
if (iserr) |
|
return(mdoc_perr(mdoc, line, pos, p)); |
|
|
|
return(mdoc_pwarn(mdoc, line, pos, p)); |
} |
} |
|
|
|
|
Line 470 args(struct mdoc *mdoc, int line, |
|
Line 457 args(struct mdoc *mdoc, int line, |
|
return(ARGS_EOLN); |
return(ARGS_EOLN); |
|
|
if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) |
if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) |
if ( ! pwarn(mdoc, line, *pos, WQUOTPARM)) |
if ( ! pwarn(mdoc, line, *pos, EQUOTPARM)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
|
|
if ( ! (fl & ARGS_ARGVLIKE) && '-' == buf[*pos]) |
if ( ! (fl & ARGS_ARGVLIKE) && '-' == buf[*pos]) |
if ( ! pwarn(mdoc, line, *pos, WARGVPARM)) |
if ( ! pwarn(mdoc, line, *pos, EARGVPARM)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
|
|
/* |
/* |
Line 566 args(struct mdoc *mdoc, int line, |
|
Line 553 args(struct mdoc *mdoc, int line, |
|
} |
} |
|
|
if (p && 0 == *p) |
if (p && 0 == *p) |
if ( ! pwarn(mdoc, line, *pos, WCOLEMPTY)) |
if ( ! pwarn(mdoc, line, *pos, ECOLEMPTY)) |
return(0); |
return(0); |
if (p && 0 == *p && p > *v && ' ' == *(p - 1)) |
if (p && 0 == *p && p > *v && ' ' == *(p - 1)) |
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
if ( ! pwarn(mdoc, line, *pos, ETAILWS)) |
return(0); |
return(0); |
|
|
if (p) |
if (p) |
Line 581 args(struct mdoc *mdoc, int line, |
|
Line 568 args(struct mdoc *mdoc, int line, |
|
assert(p); |
assert(p); |
|
|
if (p > *v && ' ' == *(p - 1)) |
if (p > *v && ' ' == *(p - 1)) |
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
if ( ! pwarn(mdoc, line, *pos, ETAILWS)) |
return(0); |
return(0); |
*pos += (int)(p - *v); |
*pos += (int)(p - *v); |
|
|
Line 613 args(struct mdoc *mdoc, int line, |
|
Line 600 args(struct mdoc *mdoc, int line, |
|
if (buf[*pos]) |
if (buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_WORD); |
|
|
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
if ( ! pwarn(mdoc, line, *pos, ETAILWS)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
|
|
return(ARGS_WORD); |
return(ARGS_WORD); |
Line 631 args(struct mdoc *mdoc, int line, |
|
Line 618 args(struct mdoc *mdoc, int line, |
|
(*pos)++; |
(*pos)++; |
|
|
if (0 == buf[*pos]) { |
if (0 == buf[*pos]) { |
(void)perr(mdoc, line, *pos, EQUOTTERM); |
(void)perr(mdoc, line, *pos, EQUOTTERM, 1); |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
} |
} |
|
|
Line 645 args(struct mdoc *mdoc, int line, |
|
Line 632 args(struct mdoc *mdoc, int line, |
|
if (buf[*pos]) |
if (buf[*pos]) |
return(ARGS_QWORD); |
return(ARGS_QWORD); |
|
|
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
if ( ! pwarn(mdoc, line, *pos, ETAILWS)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
|
|
return(ARGS_QWORD); |
return(ARGS_QWORD); |
|
|
argv_multi(struct mdoc *mdoc, 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) |
{ |
{ |
int c, ppos; |
int c; |
char *p; |
char *p; |
|
|
ppos = *pos; |
|
|
|
for (v->sz = 0; ; v->sz++) { |
for (v->sz = 0; ; v->sz++) { |
if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
break; |
break; |
Line 780 argv_multi(struct mdoc *mdoc, int line, |
|
Line 765 argv_multi(struct mdoc *mdoc, int line, |
|
return(verr(mdoc, EMALLOC)); |
return(verr(mdoc, EMALLOC)); |
} |
} |
|
|
if (v->sz) |
return(1); |
return(1); |
|
|
|
return(perr(mdoc, line, ppos, EARGVAL)); |
|
} |
} |
|
|
|
|
Line 829 argv_single(struct mdoc *mdoc, int line, |
|
Line 811 argv_single(struct mdoc *mdoc, int line, |
|
if (ARGS_ERROR == c) |
if (ARGS_ERROR == c) |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
if (ARGS_EOLN == c) |
return(perr(mdoc, line, ppos, EARGVAL)); |
return(perr(mdoc, line, ppos, EARGVAL, 1)); |
|
|
v->sz = 1; |
v->sz = 1; |
if (NULL == (v->value = calloc(1, sizeof(char *)))) |
if (NULL == (v->value = calloc(1, sizeof(char *)))) |