version 1.22, 2009/08/21 12:12:12 |
version 1.60, 2011/01/17 00:21:29 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* 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> |
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#include <limits.h> |
#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 "mandoc.h" |
#include "libman.h" |
#include "libman.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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#define CHKARGS struct man *m, const struct man_node *n |
#define CHKARGS struct man *m, struct man_node *n |
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typedef int (*v_check)(CHKARGS); |
typedef int (*v_check)(CHKARGS); |
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Line 37 struct man_valid { |
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Line 44 struct man_valid { |
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static int check_bline(CHKARGS); |
static int check_bline(CHKARGS); |
static int check_eq0(CHKARGS); |
static int check_eq0(CHKARGS); |
static int check_eq1(CHKARGS); |
static int check_ft(CHKARGS); |
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static int check_le1(CHKARGS); |
static int check_ge2(CHKARGS); |
static int check_ge2(CHKARGS); |
static int check_le5(CHKARGS); |
static int check_le5(CHKARGS); |
static int check_par(CHKARGS); |
static int check_par(CHKARGS); |
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static int check_part(CHKARGS); |
static int check_root(CHKARGS); |
static int check_root(CHKARGS); |
static int check_sec(CHKARGS); |
static int check_sec(CHKARGS); |
static int check_sp(CHKARGS); |
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static int check_text(CHKARGS); |
static int check_text(CHKARGS); |
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static int post_AT(CHKARGS); |
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static int post_fi(CHKARGS); |
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static int post_nf(CHKARGS); |
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static int post_TH(CHKARGS); |
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static int post_UC(CHKARGS); |
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static v_check posts_at[] = { post_AT, NULL }; |
static v_check posts_eq0[] = { check_eq0, NULL }; |
static v_check posts_eq0[] = { check_eq0, NULL }; |
static v_check posts_ge2_le5[] = { check_ge2, check_le5, NULL }; |
static v_check posts_fi[] = { check_eq0, post_fi, NULL }; |
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static v_check posts_le1[] = { check_le1, NULL }; |
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static v_check posts_ft[] = { check_ft, NULL }; |
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static v_check posts_nf[] = { check_eq0, post_nf, NULL }; |
static v_check posts_par[] = { check_par, NULL }; |
static v_check posts_par[] = { check_par, NULL }; |
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static v_check posts_part[] = { check_part, NULL }; |
static v_check posts_sec[] = { check_sec, NULL }; |
static v_check posts_sec[] = { check_sec, NULL }; |
static v_check posts_sp[] = { check_sp, NULL }; |
static v_check posts_th[] = { check_ge2, check_le5, post_TH, NULL }; |
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static v_check posts_uc[] = { post_UC, NULL }; |
static v_check pres_bline[] = { check_bline, NULL }; |
static v_check pres_bline[] = { check_bline, NULL }; |
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static const struct man_valid man_valids[MAN_MAX] = { |
static const struct man_valid man_valids[MAN_MAX] = { |
{ pres_bline, posts_eq0 }, /* br */ |
{ NULL, posts_eq0 }, /* br */ |
{ pres_bline, posts_ge2_le5 }, /* TH */ |
{ pres_bline, posts_th }, /* TH */ |
{ pres_bline, posts_sec }, /* SH */ |
{ pres_bline, posts_sec }, /* SH */ |
{ pres_bline, posts_sec }, /* SS */ |
{ pres_bline, posts_sec }, /* SS */ |
{ pres_bline, posts_par }, /* TP */ |
{ pres_bline, NULL }, /* TP */ |
{ pres_bline, posts_par }, /* LP */ |
{ pres_bline, posts_par }, /* LP */ |
{ pres_bline, posts_par }, /* PP */ |
{ pres_bline, posts_par }, /* PP */ |
{ pres_bline, posts_par }, /* P */ |
{ pres_bline, posts_par }, /* P */ |
{ pres_bline, posts_par }, /* IP */ |
{ pres_bline, NULL }, /* IP */ |
{ pres_bline, posts_par }, /* HP */ |
{ pres_bline, NULL }, /* HP */ |
{ NULL, NULL }, /* SM */ |
{ NULL, NULL }, /* SM */ |
{ NULL, NULL }, /* SB */ |
{ NULL, NULL }, /* SB */ |
{ NULL, NULL }, /* BI */ |
{ NULL, NULL }, /* BI */ |
Line 75 static const struct man_valid man_valids[MAN_MAX] = { |
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Line 96 static const struct man_valid man_valids[MAN_MAX] = { |
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{ NULL, NULL }, /* I */ |
{ NULL, NULL }, /* I */ |
{ NULL, NULL }, /* IR */ |
{ NULL, NULL }, /* IR */ |
{ NULL, NULL }, /* RI */ |
{ NULL, NULL }, /* RI */ |
{ pres_bline, posts_eq0 }, /* na */ |
{ NULL, posts_eq0 }, /* na */ /* FIXME: should warn only. */ |
{ NULL, NULL }, /* i */ |
{ NULL, posts_le1 }, /* sp */ /* FIXME: should warn only. */ |
{ pres_bline, posts_sp }, /* sp */ |
{ pres_bline, posts_nf }, /* nf */ |
{ pres_bline, posts_eq0 }, /* nf */ |
{ pres_bline, posts_fi }, /* fi */ |
{ pres_bline, posts_eq0 }, /* fi */ |
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{ NULL, NULL }, /* r */ |
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{ NULL, NULL }, /* RE */ |
{ NULL, NULL }, /* RE */ |
{ NULL, NULL }, /* RS */ /* FIXME: warn if empty body. */ |
{ NULL, posts_part }, /* RS */ |
{ NULL, NULL }, /* DT */ |
{ 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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int |
int |
man_valid_pre(struct man *m, const struct man_node *n) |
man_valid_pre(struct man *m, struct man_node *n) |
{ |
{ |
v_check *cp; |
v_check *cp; |
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if (MAN_TEXT == n->type) |
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_TBL): |
return(1); |
return(1); |
if (MAN_ROOT == n->type) |
default: |
return(1); |
break; |
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} |
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if (NULL == (cp = man_valids[n->tok].pres)) |
if (NULL == (cp = man_valids[n->tok].pres)) |
return(1); |
return(1); |
Line 120 man_valid_post(struct man *m) |
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Line 150 man_valid_post(struct man *m) |
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return(check_text(m, m->last)); |
return(check_text(m, m->last)); |
case (MAN_ROOT): |
case (MAN_ROOT): |
return(check_root(m, m->last)); |
return(check_root(m, m->last)); |
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case (MAN_TBL): |
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return(1); |
default: |
default: |
break; |
break; |
} |
} |
Line 139 check_root(CHKARGS) |
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Line 171 check_root(CHKARGS) |
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{ |
{ |
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if (MAN_BLINE & m->flags) |
if (MAN_BLINE & m->flags) |
return(man_nwarn(m, n, WEXITSCOPE)); |
man_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
if (MAN_ELINE & m->flags) |
else if (MAN_ELINE & m->flags) |
return(man_nwarn(m, n, WEXITSCOPE)); |
man_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
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m->flags &= ~MAN_BLINE; |
m->flags &= ~MAN_BLINE; |
m->flags &= ~MAN_ELINE; |
m->flags &= ~MAN_ELINE; |
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if (NULL == m->first->child) |
if (NULL == m->first->child) { |
return(man_nerr(m, n, WNODATA)); |
man_nmsg(m, n, MANDOCERR_NODOCBODY); |
if (NULL == m->meta.title) |
return(0); |
return(man_nerr(m, n, WNOTITLE)); |
} 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.date = time(NULL); |
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m->meta.msec = mandoc_strdup("1"); |
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} |
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return(1); |
return(1); |
} |
} |
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Line 158 check_root(CHKARGS) |
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Line 201 check_root(CHKARGS) |
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static int |
static int |
check_text(CHKARGS) |
check_text(CHKARGS) |
{ |
{ |
const char *p; |
char *p; |
int pos, c; |
int pos, c; |
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size_t sz; |
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assert(n->string); |
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for (p = n->string, pos = n->pos + 1; *p; p++, pos++) { |
for (p = n->string, pos = n->pos + 1; *p; p++, pos++) { |
if ('\\' == *p) { |
sz = strcspn(p, "\t\\"); |
c = mandoc_special(p); |
p += (int)sz; |
if (c) { |
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p += c - 1; |
if ('\0' == *p) |
pos += c - 1; |
break; |
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pos += (int)sz; |
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if ('\t' == *p) { |
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if (MAN_LITERAL & m->flags) |
continue; |
continue; |
} |
if (man_pmsg(m, n->line, pos, MANDOCERR_BADTAB)) |
if ( ! (MAN_IGN_ESCAPE & m->pflags)) |
continue; |
return(man_perr(m, n->line, pos, WESCAPE)); |
return(0); |
if ( ! man_pwarn(m, n->line, pos, WESCAPE)) |
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return(0); |
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continue; |
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} |
} |
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if ('\t' == *p || isprint((u_char)*p)) |
/* Check the special character. */ |
continue; |
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if (MAN_IGN_CHARS & m->pflags) |
c = mandoc_special(p); |
return(man_pwarn(m, n->line, pos, WNPRINT)); |
if (c) { |
return(man_perr(m, n->line, pos, WNPRINT)); |
p += c - 1; |
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pos += c - 1; |
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} else |
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man_pmsg(m, n->line, pos, MANDOCERR_BADESCAPE); |
} |
} |
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return(1); |
return(1); |
Line 196 check_##name(CHKARGS) \ |
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Line 242 check_##name(CHKARGS) \ |
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{ \ |
{ \ |
if (n->nchild ineq (x)) \ |
if (n->nchild ineq (x)) \ |
return(1); \ |
return(1); \ |
return(man_verr(m, n->line, n->pos, \ |
man_vmsg(m, MANDOCERR_ARGCOUNT, n->line, n->pos, \ |
"expected line arguments %s %d, have %d", \ |
"line arguments %s %d (have %d)", \ |
#ineq, (x), n->nchild)); \ |
#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, ==, eq1) |
INEQ_DEFINE(1, <=, le1) |
INEQ_DEFINE(2, >=, ge2) |
INEQ_DEFINE(2, >=, ge2) |
INEQ_DEFINE(5, <=, le5) |
INEQ_DEFINE(5, <=, le5) |
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static int |
static int |
check_sp(CHKARGS) |
check_ft(CHKARGS) |
{ |
{ |
long lval; |
char *cp; |
char *ep, *buf; |
int ok; |
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if (NULL == n->child) |
if (0 == n->nchild) |
return(1); |
return(1); |
else if ( ! check_eq1(m, n)) |
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return(0); |
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assert(MAN_TEXT == n->child->type); |
ok = 0; |
buf = n->child->string; |
cp = n->child->string; |
assert(buf); |
switch (*cp) { |
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case ('1'): |
/* From OpenBSD's strtol(3). */ |
/* 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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errno = 0; |
if (0 == ok) { |
lval = strtol(buf, &ep, 10); |
man_vmsg(m, MANDOCERR_BADFONT, |
if (buf[0] == '\0' || *ep != '\0') |
n->line, n->pos, "%s", cp); |
return(man_nerr(m, n->child, WNUMFMT)); |
*cp = '\0'; |
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} |
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if ((errno == ERANGE && (lval == LONG_MAX || lval == LONG_MIN)) || |
if (1 < n->nchild) |
(lval > INT_MAX || lval < 0)) |
man_vmsg(m, MANDOCERR_ARGCOUNT, n->line, n->pos, |
return(man_nerr(m, n->child, WNUMFMT)); |
"want one child (have %d)", n->nchild); |
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return(1); |
return(1); |
} |
} |
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static int |
static int |
check_sec(CHKARGS) |
check_sec(CHKARGS) |
{ |
{ |
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if (MAN_HEAD == n->type && 0 == n->nchild) { |
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man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT); |
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return(0); |
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} else if (MAN_BODY == n->type && 0 == n->nchild) |
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man_nmsg(m, n, MANDOCERR_NOBODY); |
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return(1); |
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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) |
if (MAN_BODY == n->type && 0 == n->nchild) |
return(man_nwarn(m, n, WBODYARGS)); |
man_nmsg(m, n, MANDOCERR_NOBODY); |
if (MAN_HEAD == n->type && 0 == n->nchild) |
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return(man_nerr(m, n, WHEADARGS)); |
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return(1); |
return(1); |
} |
} |
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check_par(CHKARGS) |
check_par(CHKARGS) |
{ |
{ |
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if (MAN_BODY == n->type) |
switch (n->type) { |
switch (n->tok) { |
case (MAN_BLOCK): |
case (MAN_IP): |
if (0 == n->body->nchild) |
/* FALLTHROUGH */ |
man_node_delete(m, n); |
case (MAN_HP): |
break; |
/* FALLTHROUGH */ |
case (MAN_BODY): |
case (MAN_TP): |
if (0 == n->nchild) |
/* Body-less lists are ok. */ |
man_nmsg(m, n, MANDOCERR_IGNPAR); |
break; |
break; |
default: |
case (MAN_HEAD): |
if (n->nchild) |
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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check_bline(CHKARGS) |
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{ |
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assert( ! (MAN_ELINE & m->flags)); |
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if (MAN_BLINE & m->flags) { |
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man_nmsg(m, n, MANDOCERR_SYNTLINESCOPE); |
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return(0); |
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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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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.rawdate) |
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free(m->meta.rawdate); |
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m->meta.title = m->meta.vol = m->meta.rawdate = |
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m->meta.msec = m->meta.source = NULL; |
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m->meta.date = 0; |
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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((u_char)*p) && ! isupper((u_char)*p)) { |
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man_nmsg(m, n, MANDOCERR_UPPERCASE); |
break; |
break; |
return(man_nwarn(m, n, WBODYARGS)); |
} |
} |
} |
if (MAN_HEAD == n->type) |
m->meta.title = mandoc_strdup(n->string); |
switch (n->tok) { |
} else |
case (MAN_PP): |
m->meta.title = mandoc_strdup(""); |
/* FALLTHROUGH */ |
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case (MAN_P): |
/* TITLE ->MSEC<- DATE SOURCE VOL */ |
/* FALLTHROUGH */ |
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case (MAN_LP): |
if (n) |
if (0 == n->nchild) |
n = n->next; |
break; |
if (n && n->string) |
return(man_nwarn(m, n, WNHEADARGS)); |
m->meta.msec = mandoc_strdup(n->string); |
default: |
else |
if (n->nchild) |
m->meta.msec = mandoc_strdup(""); |
break; |
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return(man_nwarn(m, n, WHEADARGS)); |
/* TITLE MSEC ->DATE<- SOURCE VOL */ |
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/* |
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* Try to parse the date. If this works, stash the epoch (this |
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* is optimal because we can reformat it in the canonical form). |
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* If it doesn't parse, isn't specified at all, or is an empty |
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* string, then use the current date. |
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*/ |
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if (n) |
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n = n->next; |
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if (n && n->string && *n->string) { |
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m->meta.date = mandoc_a2time |
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(MTIME_ISO_8601, n->string); |
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if (0 == m->meta.date) { |
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man_nmsg(m, n, MANDOCERR_BADDATE); |
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m->meta.rawdate = mandoc_strdup(n->string); |
} |
} |
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} else |
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m->meta.date = time(NULL); |
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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 (n && (n = n->next)) |
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m->meta.vol = mandoc_strdup(n->string); |
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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); |
return(1); |
return(1); |
} |
} |
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static int |
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post_nf(CHKARGS) |
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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 |
static int |
check_bline(CHKARGS) |
post_fi(CHKARGS) |
{ |
{ |
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assert( ! (MAN_ELINE & m->flags)); |
if ( ! (MAN_LITERAL & m->flags)) |
if (MAN_BLINE & m->flags) |
man_nmsg(m, n, MANDOCERR_WNOSCOPE); |
return(man_nerr(m, n, WLNSCOPE)); |
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m->flags &= ~MAN_LITERAL; |
return(1); |
return(1); |
} |
} |
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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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n = m->last->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]; |
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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); |
|
return(1); |
|
} |
|
|
|
static int |
|
post_AT(CHKARGS) |
|
{ |
|
static const char * const unix_versions[] = { |
|
"7th Edition", |
|
"System III", |
|
"System V", |
|
"System V Release 2", |
|
}; |
|
|
|
const char *p, *s; |
|
struct man_node *nn; |
|
|
|
n = n->child; |
|
|
|
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]; |
|
} |
|
|
|
if (m->meta.source) |
|
free(m->meta.source); |
|
|
|
m->meta.source = mandoc_strdup(p); |
|
return(1); |
|
} |