version 1.10, 2009/06/16 19:55:28 |
version 1.97, 2014/07/04 16:12:08 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010, 2012, 2013, 2014 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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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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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" |
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#include "mandoc_aux.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 *man, 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(const struct man_node *); |
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_head1(CHKARGS); |
static int check_le5(POSTARGS); |
static int check_par(CHKARGS); |
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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_IP(CHKARGS); |
static v_post posts_ge1[] = { check_ge1, NULL }; |
static int post_vs(CHKARGS); |
static v_post posts_eq0[] = { check_eq0, NULL }; |
static int post_fi(CHKARGS); |
static v_post posts_ge2_le5[] = { check_ge2, check_le5, NULL }; |
static int post_ft(CHKARGS); |
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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_ip[] = { post_IP, NULL }; |
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static v_check posts_le1[] = { check_le1, 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 posts_ur[] = { check_head1, check_part, 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] = { |
{ posts_eq0 }, /* br */ |
{ 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 */ |
{ NULL }, /* 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, posts_ip }, /* 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 */ |
{ NULL }, /* RI */ |
{ NULL, NULL }, /* RI */ |
{ posts_eq0 }, /* na */ |
{ NULL, posts_eq0 }, /* na */ |
{ NULL }, /* i */ |
{ 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, posts_le1 }, /* 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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{ NULL, posts_ur }, /* UR */ |
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{ NULL, NULL }, /* UE */ |
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{ NULL, NULL }, /* ll */ |
}; |
}; |
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int |
int |
man_valid_post(struct man *m) |
man_valid_pre(struct man *man, struct man_node *n) |
{ |
{ |
v_post *cp; |
v_check *cp; |
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if (MAN_VALID & m->last->flags) |
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: |
return(1); |
return(1); |
m->last->flags |= MAN_VALID; |
default: |
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break; |
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} |
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switch (m->last->type) { |
if (NULL == (cp = man_valids[n->tok].pres)) |
case (MAN_TEXT): |
return(1); |
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for ( ; *cp; cp++) |
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if ( ! (*cp)(man, n)) |
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return(0); |
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return(1); |
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} |
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int |
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man_valid_post(struct man *man) |
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{ |
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v_check *cp; |
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if (MAN_VALID & man->last->flags) |
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return(1); |
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man->last->flags |= MAN_VALID; |
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switch (man->last->type) { |
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case MAN_TEXT: |
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check_text(man, man->last); |
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return(1); |
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case MAN_ROOT: |
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return(check_root(man, man->last)); |
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case MAN_EQN: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MAN_ROOT): |
case MAN_TBL: |
return(1); |
return(1); |
default: |
default: |
break; |
break; |
} |
} |
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if (NULL == (cp = man_valids[m->last->tok].posts)) |
if (NULL == (cp = man_valids[man->last->tok].posts)) |
return(1); |
return(1); |
for ( ; *cp; cp++) |
for ( ; *cp; cp++) |
if ( ! (*cp)(m, m->last)) |
if ( ! (*cp)(man, man->last)) |
return(0); |
return(0); |
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return(1); |
return(1); |
} |
} |
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static int |
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check_root(CHKARGS) |
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{ |
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static inline int |
if (MAN_BLINE & man->flags) |
count(const struct man_node *n) |
man_nmsg(man, n, MANDOCERR_SCOPEEXIT); |
{ |
else if (MAN_ELINE & man->flags) |
int i; |
man_nmsg(man, n, MANDOCERR_SCOPEEXIT); |
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for (i = 0; n; n = n->next, i++) |
man->flags &= ~MAN_BLINE; |
/* Loop. */ ; |
man->flags &= ~MAN_ELINE; |
return(i); |
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if (NULL == man->first->child) |
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man_nmsg(man, n, MANDOCERR_DOC_EMPTY); |
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else |
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man->meta.hasbody = 1; |
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if (NULL == man->meta.title) { |
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man_nmsg(man, n, MANDOCERR_TH_MISSING); |
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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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man->meta.title = mandoc_strdup("unknown"); |
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man->meta.msec = mandoc_strdup("1"); |
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man->meta.date = man->quick ? mandoc_strdup("") : |
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mandoc_normdate(man->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 & man->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(man, 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(n->child)) ineq (x)) \ |
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return(1); \ |
return(1); \ |
return(man_verr(m, n->line, n->pos, \ |
mandoc_vmsg(MANDOCERR_ARGCOUNT, man->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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check_head1(CHKARGS) |
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{ |
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if (MAN_HEAD == n->type && 1 != n->nchild) |
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mandoc_vmsg(MANDOCERR_ARGCOUNT, man->parse, n->line, |
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n->pos, "line arguments eq 1 (have %d)", n->nchild); |
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return(1); |
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} |
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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(MANDOCERR_BADFONT, man->parse, n->line, |
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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(MANDOCERR_ARGCOUNT, man->parse, n->line, |
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n->pos, "want one child (have %d)", 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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man->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(man, 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, man->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(man, 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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mandoc_vmsg(MANDOCERR_PAR_SKIP, |
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man->parse, n->line, n->pos, |
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"%s empty", man_macronames[n->tok]); |
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break; |
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case MAN_HEAD: |
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if (n->nchild) |
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mandoc_vmsg(MANDOCERR_ARG_SKIP, |
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man->parse, n->line, n->pos, |
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"%s %s%s", man_macronames[n->tok], |
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n->child->string, |
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n->nchild > 1 ? " ..." : ""); |
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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_IP(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->head->nchild && 0 == n->body->nchild) |
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man_node_delete(man, n); |
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break; |
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case MAN_BODY: |
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if (0 == n->parent->head->nchild && 0 == n->nchild) |
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mandoc_vmsg(MANDOCERR_PAR_SKIP, |
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man->parse, n->line, n->pos, |
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"%s empty", man_macronames[n->tok]); |
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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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struct man_node *nb; |
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const char *p; |
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free(man->meta.title); |
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free(man->meta.vol); |
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free(man->meta.source); |
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free(man->meta.msec); |
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free(man->meta.date); |
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man->meta.title = man->meta.vol = man->meta.date = |
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man->meta.msec = man->meta.source = NULL; |
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nb = n; |
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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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mandoc_msg(MANDOCERR_TITLE_CASE, |
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man->parse, n->line, |
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n->pos + (p - n->string), |
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n->string); |
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break; |
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} |
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} |
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man->meta.title = mandoc_strdup(n->string); |
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} else |
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man->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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man->meta.msec = mandoc_strdup(n->string); |
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else |
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man->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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man->meta.date = man->quick ? |
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mandoc_strdup(n->string) : |
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mandoc_normdate(man->parse, n->string, |
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n->line, n->pos); |
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} else { |
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man->meta.date = mandoc_strdup(""); |
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man_nmsg(man, n ? n : nb, MANDOCERR_DATE_MISSING); |
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} |
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/* TITLE MSEC DATE ->SOURCE<- VOL */ |
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if (n && (n = n->next)) |
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man->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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man->meta.vol = mandoc_strdup(n->string); |
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else if ('\0' != man->meta.msec[0] && |
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(NULL != (p = mandoc_a2msec(man->meta.msec)))) |
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man->meta.vol = mandoc_strdup(p); |
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|
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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(man, man->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 & man->flags) |
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man_nmsg(man, n, MANDOCERR_NF_SKIP); |
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man->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 & man->flags)) |
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man_nmsg(man, n, MANDOCERR_FI_SKIP); |
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|
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man->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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|
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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 = 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]; |
|
else |
|
p = bsd_versions[0]; |
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} |
|
|
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free(man->meta.source); |
|
man->meta.source = mandoc_strdup(p); |
|
return(1); |
|
} |
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|
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static int |
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post_AT(CHKARGS) |
|
{ |
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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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|
|
if (NULL == n || MAN_TEXT != n->type) |
|
p = unix_versions[0]; |
|
else { |
|
s = n->string; |
|
if (0 == strcmp(s, "3")) |
|
p = unix_versions[0]; |
|
else if (0 == strcmp(s, "4")) |
|
p = unix_versions[1]; |
|
else if (0 == strcmp(s, "5")) { |
|
nn = n->next; |
|
if (nn && MAN_TEXT == nn->type && nn->string[0]) |
|
p = unix_versions[3]; |
|
else |
|
p = unix_versions[2]; |
|
} else |
|
p = unix_versions[0]; |
|
} |
|
|
|
free(man->meta.source); |
|
man->meta.source = mandoc_strdup(p); |
|
return(1); |
|
} |
|
|
|
static int |
|
post_vs(CHKARGS) |
|
{ |
|
|
|
if (NULL != n->prev) |
|
return(1); |
|
|
|
switch (n->parent->tok) { |
|
case MAN_SH: |
|
/* FALLTHROUGH */ |
|
case MAN_SS: |
|
mandoc_vmsg(MANDOCERR_PAR_SKIP, man->parse, n->line, n->pos, |
|
"%s after %s", man_macronames[n->tok], |
|
man_macronames[n->parent->tok]); |
|
/* FALLTHROUGH */ |
|
case MAN_MAX: |
|
/* |
|
* Don't warn about this because it occurs in pod2man |
|
* and would cause considerable (unfixable) warnage. |
|
*/ |
|
man_node_delete(man, n); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
|
} |