version 1.1, 2009/03/25 15:17:49 |
version 1.82, 2012/07/18 16:41:09 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
|
* Copyright (c) 2010, 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 |
* purpose with or without fee is hereby granted, provided that the above |
* above copyright notice and this permission notice appear in all |
* copyright notice and this permission notice appear in all copies. |
* copies. |
|
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
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*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <errno.h> |
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#include <limits.h> |
#include <stdarg.h> |
#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
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#include <string.h> |
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#include <time.h> |
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#include "man.h" |
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#include "mandoc.h" |
#include "libman.h" |
#include "libman.h" |
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#include "libmandoc.h" |
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/* FIXME: validate text. */ |
#define CHKARGS struct man *m, struct man_node *n |
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#define POSTARGS struct man *m, const struct man_node *n |
typedef int (*v_check)(CHKARGS); |
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typedef int (*v_post)(POSTARGS); |
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struct man_valid { |
struct man_valid { |
v_post *posts; |
v_check *pres; |
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v_check *posts; |
}; |
}; |
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static int count(POSTARGS); |
static int check_eq0(CHKARGS); |
static int check_eq0(POSTARGS); |
static int check_eq2(CHKARGS); |
static int check_ge1(POSTARGS); |
static int check_le1(CHKARGS); |
static int check_ge2(POSTARGS); |
static int check_ge2(CHKARGS); |
static int check_le1(POSTARGS); |
static int check_le5(CHKARGS); |
static int check_le2(POSTARGS); |
static int check_par(CHKARGS); |
static int check_le5(POSTARGS); |
static int check_part(CHKARGS); |
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static int check_root(CHKARGS); |
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static void check_text(CHKARGS); |
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static v_post posts_le1[] = { check_le1, NULL }; |
static int post_AT(CHKARGS); |
static v_post posts_le2[] = { check_le2, NULL }; |
static int post_vs(CHKARGS); |
static v_post posts_ge1[] = { check_ge1, NULL }; |
static int post_fi(CHKARGS); |
static v_post posts_eq0[] = { check_eq0, NULL }; |
static int post_ft(CHKARGS); |
static v_post posts_ge2_le5[] = { check_ge2, check_le5, NULL }; |
static int post_nf(CHKARGS); |
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static int post_sec(CHKARGS); |
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static int post_TH(CHKARGS); |
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static int post_UC(CHKARGS); |
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static int pre_sec(CHKARGS); |
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static v_check posts_at[] = { post_AT, NULL }; |
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static v_check posts_br[] = { post_vs, check_eq0, NULL }; |
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static v_check posts_eq0[] = { check_eq0, NULL }; |
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static v_check posts_eq2[] = { check_eq2, NULL }; |
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static v_check posts_fi[] = { check_eq0, post_fi, NULL }; |
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static v_check posts_ft[] = { post_ft, NULL }; |
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static v_check posts_nf[] = { check_eq0, post_nf, NULL }; |
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static v_check posts_par[] = { check_par, NULL }; |
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static v_check posts_part[] = { check_part, NULL }; |
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static v_check posts_sec[] = { post_sec, NULL }; |
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static v_check posts_sp[] = { post_vs, check_le1, NULL }; |
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static v_check posts_th[] = { check_ge2, check_le5, post_TH, NULL }; |
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static v_check posts_uc[] = { post_UC, NULL }; |
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static v_check pres_sec[] = { pre_sec, NULL }; |
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static const struct man_valid man_valids[MAN_MAX] = { |
static const struct man_valid man_valids[MAN_MAX] = { |
{ NULL }, /* __ */ |
{ NULL, posts_br }, /* br */ |
{ posts_ge2_le5 }, /* TH */ |
{ NULL, posts_th }, /* TH */ |
{ posts_ge1 }, /* SH */ |
{ pres_sec, posts_sec }, /* SH */ |
{ posts_ge1 }, /* SS */ |
{ pres_sec, posts_sec }, /* SS */ |
{ posts_le1 }, /* TP */ |
{ NULL, NULL }, /* TP */ |
{ posts_eq0 }, /* LP */ |
{ NULL, posts_par }, /* LP */ |
{ posts_eq0 }, /* PP */ |
{ NULL, posts_par }, /* PP */ |
{ posts_eq0 }, /* P */ |
{ NULL, posts_par }, /* P */ |
{ posts_le2 }, /* IP */ |
{ NULL, NULL }, /* IP */ |
{ posts_le1 }, /* HP */ |
{ NULL, NULL }, /* HP */ |
{ NULL }, /* SM */ |
{ NULL, NULL }, /* SM */ |
{ NULL }, /* SB */ |
{ NULL, NULL }, /* SB */ |
{ NULL }, /* BI */ |
{ NULL, NULL }, /* BI */ |
{ NULL }, /* IB */ |
{ NULL, NULL }, /* IB */ |
{ NULL }, /* BR */ |
{ NULL, NULL }, /* BR */ |
{ NULL }, /* RB */ |
{ NULL, NULL }, /* RB */ |
{ NULL }, /* R */ |
{ NULL, NULL }, /* R */ |
{ NULL }, /* B */ |
{ NULL, NULL }, /* B */ |
{ NULL }, /* I */ |
{ NULL, NULL }, /* I */ |
{ NULL }, /* IR */ |
{ NULL, NULL }, /* IR */ |
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{ NULL, NULL }, /* RI */ |
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{ NULL, posts_eq0 }, /* na */ |
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{ NULL, posts_sp }, /* sp */ |
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{ NULL, posts_nf }, /* nf */ |
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{ NULL, posts_fi }, /* fi */ |
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{ NULL, NULL }, /* RE */ |
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{ NULL, posts_part }, /* RS */ |
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{ NULL, NULL }, /* DT */ |
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{ NULL, posts_uc }, /* UC */ |
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{ NULL, NULL }, /* PD */ |
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{ NULL, posts_at }, /* AT */ |
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{ NULL, NULL }, /* in */ |
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{ NULL, posts_ft }, /* ft */ |
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{ NULL, posts_eq2 }, /* OP */ |
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{ NULL, posts_nf }, /* EX */ |
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{ NULL, posts_fi }, /* EE */ |
}; |
}; |
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int |
int |
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man_valid_pre(struct man *m, struct man_node *n) |
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{ |
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v_check *cp; |
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switch (n->type) { |
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case (MAN_TEXT): |
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/* FALLTHROUGH */ |
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case (MAN_ROOT): |
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/* FALLTHROUGH */ |
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case (MAN_EQN): |
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/* FALLTHROUGH */ |
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case (MAN_TBL): |
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return(1); |
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default: |
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break; |
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} |
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if (NULL == (cp = man_valids[n->tok].pres)) |
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return(1); |
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for ( ; *cp; cp++) |
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if ( ! (*cp)(m, n)) |
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return(0); |
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return(1); |
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} |
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int |
man_valid_post(struct man *m) |
man_valid_post(struct man *m) |
{ |
{ |
v_post *cp; |
v_check *cp; |
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if (MAN_VALID & m->last->flags) |
if (MAN_VALID & m->last->flags) |
return(1); |
return(1); |
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m->last->flags |= MAN_VALID; |
m->last->flags |= MAN_VALID; |
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switch (m->last->type) { |
switch (m->last->type) { |
case (MAN_TEXT): |
case (MAN_TEXT): |
/* FALLTHROUGH */ |
check_text(m, m->last); |
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return(1); |
case (MAN_ROOT): |
case (MAN_ROOT): |
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return(check_root(m, m->last)); |
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case (MAN_EQN): |
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/* FALLTHROUGH */ |
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case (MAN_TBL): |
return(1); |
return(1); |
default: |
default: |
break; |
break; |
Line 102 man_valid_post(struct man *m) |
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Line 179 man_valid_post(struct man *m) |
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} |
} |
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static inline int |
static int |
count(POSTARGS) |
check_root(CHKARGS) |
{ |
{ |
int i; |
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for (i = 0; n; n = n->next, i++) |
if (MAN_BLINE & m->flags) |
/* Loop. */ ; |
man_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
return(i); |
else if (MAN_ELINE & m->flags) |
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man_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
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m->flags &= ~MAN_BLINE; |
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m->flags &= ~MAN_ELINE; |
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if (NULL == m->first->child) { |
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man_nmsg(m, n, MANDOCERR_NODOCBODY); |
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return(0); |
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} else if (NULL == m->meta.title) { |
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man_nmsg(m, n, MANDOCERR_NOTITLE); |
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/* |
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* If a title hasn't been set, do so now (by |
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* implication, date and section also aren't set). |
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*/ |
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m->meta.title = mandoc_strdup("unknown"); |
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m->meta.msec = mandoc_strdup("1"); |
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m->meta.date = mandoc_normdate |
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(m->parse, NULL, n->line, n->pos); |
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} |
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return(1); |
} |
} |
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static void |
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check_text(CHKARGS) |
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{ |
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char *cp, *p; |
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if (MAN_LITERAL & m->flags) |
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return; |
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cp = n->string; |
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for (p = cp; NULL != (p = strchr(p, '\t')); p++) |
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man_pmsg(m, n->line, (int)(p - cp), MANDOCERR_BADTAB); |
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} |
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#define INEQ_DEFINE(x, ineq, name) \ |
#define INEQ_DEFINE(x, ineq, name) \ |
static int \ |
static int \ |
check_##name(POSTARGS) \ |
check_##name(CHKARGS) \ |
{ \ |
{ \ |
int c; \ |
if (n->nchild ineq (x)) \ |
if ((c = count(m, n->child)) ineq (x)) \ |
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return(1); \ |
return(1); \ |
return(man_vwarn(m, n->line, n->pos, \ |
mandoc_vmsg(MANDOCERR_ARGCOUNT, m->parse, n->line, n->pos, \ |
"expected line arguments %s %d, have %d", \ |
"line arguments %s %d (have %d)", \ |
#ineq, (x), c)); \ |
#ineq, (x), n->nchild); \ |
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return(1); \ |
} |
} |
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INEQ_DEFINE(0, ==, eq0) |
INEQ_DEFINE(0, ==, eq0) |
INEQ_DEFINE(1, >=, ge1) |
INEQ_DEFINE(2, ==, eq2) |
INEQ_DEFINE(2, >=, ge2) |
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INEQ_DEFINE(1, <=, le1) |
INEQ_DEFINE(1, <=, le1) |
INEQ_DEFINE(2, <=, le2) |
INEQ_DEFINE(2, >=, ge2) |
INEQ_DEFINE(5, <=, le5) |
INEQ_DEFINE(5, <=, le5) |
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static int |
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post_ft(CHKARGS) |
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{ |
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char *cp; |
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int ok; |
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if (0 == n->nchild) |
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return(1); |
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ok = 0; |
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cp = n->child->string; |
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switch (*cp) { |
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case ('1'): |
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/* FALLTHROUGH */ |
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case ('2'): |
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/* FALLTHROUGH */ |
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case ('3'): |
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/* FALLTHROUGH */ |
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case ('4'): |
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/* FALLTHROUGH */ |
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case ('I'): |
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/* FALLTHROUGH */ |
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case ('P'): |
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/* FALLTHROUGH */ |
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case ('R'): |
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if ('\0' == cp[1]) |
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ok = 1; |
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break; |
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case ('B'): |
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if ('\0' == cp[1] || ('I' == cp[1] && '\0' == cp[2])) |
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ok = 1; |
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break; |
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case ('C'): |
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if ('W' == cp[1] && '\0' == cp[2]) |
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ok = 1; |
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break; |
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default: |
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break; |
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} |
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if (0 == ok) { |
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mandoc_vmsg |
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(MANDOCERR_BADFONT, m->parse, |
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n->line, n->pos, "%s", cp); |
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*cp = '\0'; |
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} |
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if (1 < n->nchild) |
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mandoc_vmsg |
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(MANDOCERR_ARGCOUNT, m->parse, n->line, |
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n->pos, "want one child (have %d)", |
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n->nchild); |
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return(1); |
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} |
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static int |
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pre_sec(CHKARGS) |
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{ |
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if (MAN_BLOCK == n->type) |
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m->flags &= ~MAN_LITERAL; |
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return(1); |
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} |
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static int |
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post_sec(CHKARGS) |
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{ |
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if ( ! (MAN_HEAD == n->type && 0 == n->nchild)) |
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return(1); |
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man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT); |
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return(0); |
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} |
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static int |
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check_part(CHKARGS) |
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{ |
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if (MAN_BODY == n->type && 0 == n->nchild) |
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mandoc_msg(MANDOCERR_ARGCWARN, m->parse, n->line, |
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n->pos, "want children (have none)"); |
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return(1); |
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} |
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static int |
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check_par(CHKARGS) |
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{ |
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switch (n->type) { |
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case (MAN_BLOCK): |
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if (0 == n->body->nchild) |
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man_node_delete(m, n); |
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break; |
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case (MAN_BODY): |
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if (0 == n->nchild) |
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man_nmsg(m, n, MANDOCERR_IGNPAR); |
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break; |
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case (MAN_HEAD): |
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if (n->nchild) |
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man_nmsg(m, n, MANDOCERR_ARGSLOST); |
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break; |
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default: |
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break; |
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} |
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return(1); |
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} |
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static int |
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post_TH(CHKARGS) |
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{ |
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const char *p; |
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int line, pos; |
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if (m->meta.title) |
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free(m->meta.title); |
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if (m->meta.vol) |
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free(m->meta.vol); |
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if (m->meta.source) |
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free(m->meta.source); |
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if (m->meta.msec) |
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free(m->meta.msec); |
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if (m->meta.date) |
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free(m->meta.date); |
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line = n->line; |
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pos = n->pos; |
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m->meta.title = m->meta.vol = m->meta.date = |
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m->meta.msec = m->meta.source = NULL; |
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/* ->TITLE<- MSEC DATE SOURCE VOL */ |
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n = n->child; |
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if (n && n->string) { |
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for (p = n->string; '\0' != *p; p++) { |
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/* Only warn about this once... */ |
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if (isalpha((unsigned char)*p) && |
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! isupper((unsigned char)*p)) { |
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man_nmsg(m, n, MANDOCERR_UPPERCASE); |
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break; |
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} |
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} |
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m->meta.title = mandoc_strdup(n->string); |
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} else |
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m->meta.title = mandoc_strdup(""); |
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/* TITLE ->MSEC<- DATE SOURCE VOL */ |
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if (n) |
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n = n->next; |
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if (n && n->string) |
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m->meta.msec = mandoc_strdup(n->string); |
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else |
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m->meta.msec = mandoc_strdup(""); |
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/* TITLE MSEC ->DATE<- SOURCE VOL */ |
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if (n) |
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n = n->next; |
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if (n && n->string && '\0' != n->string[0]) { |
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pos = n->pos; |
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m->meta.date = mandoc_normdate |
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(m->parse, n->string, line, pos); |
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} else |
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m->meta.date = mandoc_strdup(""); |
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/* TITLE MSEC DATE ->SOURCE<- VOL */ |
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if (n && (n = n->next)) |
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m->meta.source = mandoc_strdup(n->string); |
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/* TITLE MSEC DATE SOURCE ->VOL<- */ |
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/* If missing, use the default VOL name for MSEC. */ |
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if (n && (n = n->next)) |
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m->meta.vol = mandoc_strdup(n->string); |
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else if ('\0' != m->meta.msec[0] && |
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(NULL != (p = mandoc_a2msec(m->meta.msec)))) |
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m->meta.vol = mandoc_strdup(p); |
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/* |
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* Remove the `TH' node after we've processed it for our |
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* meta-data. |
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*/ |
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man_node_delete(m, m->last); |
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return(1); |
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} |
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static int |
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post_nf(CHKARGS) |
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{ |
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|
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if (MAN_LITERAL & m->flags) |
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man_nmsg(m, n, MANDOCERR_SCOPEREP); |
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m->flags |= MAN_LITERAL; |
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return(1); |
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} |
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static int |
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post_fi(CHKARGS) |
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{ |
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|
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if ( ! (MAN_LITERAL & m->flags)) |
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man_nmsg(m, n, MANDOCERR_WNOSCOPE); |
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m->flags &= ~MAN_LITERAL; |
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return(1); |
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} |
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static int |
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post_UC(CHKARGS) |
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{ |
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static const char * const bsd_versions[] = { |
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"3rd Berkeley Distribution", |
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"4th Berkeley Distribution", |
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"4.2 Berkeley Distribution", |
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"4.3 Berkeley Distribution", |
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"4.4 Berkeley Distribution", |
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}; |
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const char *p, *s; |
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n = n->child; |
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if (NULL == n || MAN_TEXT != n->type) |
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p = bsd_versions[0]; |
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else { |
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s = n->string; |
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if (0 == strcmp(s, "3")) |
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p = bsd_versions[0]; |
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else if (0 == strcmp(s, "4")) |
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p = bsd_versions[1]; |
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else if (0 == strcmp(s, "5")) |
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p = bsd_versions[2]; |
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else if (0 == strcmp(s, "6")) |
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p = bsd_versions[3]; |
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else if (0 == strcmp(s, "7")) |
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p = bsd_versions[4]; |
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else |
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p = bsd_versions[0]; |
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} |
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if (m->meta.source) |
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free(m->meta.source); |
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m->meta.source = mandoc_strdup(p); |
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return(1); |
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} |
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static int |
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post_AT(CHKARGS) |
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{ |
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static const char * const unix_versions[] = { |
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"7th Edition", |
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"System III", |
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"System V", |
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"System V Release 2", |
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}; |
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const char *p, *s; |
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struct man_node *nn; |
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|
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n = n->child; |
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|
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if (NULL == n || MAN_TEXT != n->type) |
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p = unix_versions[0]; |
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else { |
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s = n->string; |
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if (0 == strcmp(s, "3")) |
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p = unix_versions[0]; |
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else if (0 == strcmp(s, "4")) |
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p = unix_versions[1]; |
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else if (0 == strcmp(s, "5")) { |
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nn = n->next; |
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if (nn && MAN_TEXT == nn->type && nn->string[0]) |
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p = unix_versions[3]; |
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else |
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p = unix_versions[2]; |
|
} else |
|
p = unix_versions[0]; |
|
} |
|
|
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if (m->meta.source) |
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free(m->meta.source); |
|
|
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m->meta.source = mandoc_strdup(p); |
|
return(1); |
|
} |
|
|
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static int |
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post_vs(CHKARGS) |
|
{ |
|
|
|
if (NULL != n->prev) |
|
return(1); |
|
|
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switch (n->parent->tok) { |
|
case (MAN_SH): |
|
/* FALLTHROUGH */ |
|
case (MAN_SS): |
|
man_nmsg(m, n, MANDOCERR_IGNPAR); |
|
/* FALLTHROUGH */ |
|
case (MAN_MAX): |
|
/* |
|
* Don't warn about this because it occurs in pod2man |
|
* and would cause considerable (unfixable) warnage. |
|
*/ |
|
man_node_delete(m, n); |
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break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
|
} |