version 1.11, 2009/06/18 10:32:00 |
version 1.48, 2010/07/31 23:52:58 |
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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> |
#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 "mandoc.h" |
#include "libman.h" |
#include "libman.h" |
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#include "libmandoc.h" |
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#define POSTARGS struct man *m, const struct man_node *n |
#define CHKARGS struct man *m, struct man_node *n |
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enum merr { |
typedef int (*v_check)(CHKARGS); |
WPRINT |
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}; |
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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 check_eq0(POSTARGS); |
static int check_bline(CHKARGS); |
static int check_ge1(POSTARGS); |
static int check_eq0(CHKARGS); |
static int check_ge2(POSTARGS); |
static int check_le1(CHKARGS); |
static int check_le1(POSTARGS); |
static int check_ge2(CHKARGS); |
static int check_le2(POSTARGS); |
static int check_le5(CHKARGS); |
static int check_le5(POSTARGS); |
static int check_par(CHKARGS); |
static int check_text(POSTARGS); |
static int check_part(CHKARGS); |
static int perr(struct man *, int, int, int, enum merr); |
static int check_root(CHKARGS); |
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static int check_sec(CHKARGS); |
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static int check_text(CHKARGS); |
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static int check_title(CHKARGS); |
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static v_post posts_le1[] = { check_le1, NULL }; |
static v_check posts_eq0[] = { check_eq0, NULL }; |
static v_post posts_le2[] = { check_le2, NULL }; |
static v_check posts_th[] = { check_ge2, check_le5, check_title, NULL }; |
static v_post posts_ge1[] = { check_ge1, NULL }; |
static v_check posts_par[] = { check_par, NULL }; |
static v_post posts_eq0[] = { check_eq0, NULL }; |
static v_check posts_part[] = { check_part, NULL }; |
static v_post posts_ge2_le5[] = { check_ge2, check_le5, NULL }; |
static v_check posts_sec[] = { check_sec, NULL }; |
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static v_check posts_le1[] = { check_le1, NULL }; |
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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] = { |
{ posts_eq0 }, /* br */ |
{ NULL, posts_eq0 }, /* br */ |
{ posts_ge2_le5 }, /* TH */ |
{ pres_bline, posts_th }, /* TH */ |
{ posts_ge1 }, /* SH */ |
{ pres_bline, posts_sec }, /* SH */ |
{ posts_ge1 }, /* SS */ |
{ pres_bline, posts_sec }, /* SS */ |
{ NULL }, /* TP */ |
{ pres_bline, posts_par }, /* TP */ |
{ posts_eq0 }, /* LP */ |
{ pres_bline, posts_par }, /* LP */ |
{ posts_eq0 }, /* PP */ |
{ pres_bline, posts_par }, /* PP */ |
{ posts_eq0 }, /* P */ |
{ pres_bline, posts_par }, /* P */ |
{ posts_le2 }, /* IP */ |
{ pres_bline, posts_par }, /* IP */ |
{ posts_le1 }, /* HP */ |
{ pres_bline, posts_par }, /* 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 */ /* FIXME: should warn only. */ |
{ NULL }, /* i */ |
{ NULL, NULL }, /* i */ |
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{ NULL, posts_le1 }, /* sp */ /* FIXME: should warn only. */ |
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{ pres_bline, posts_eq0 }, /* nf */ |
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{ pres_bline, posts_eq0 }, /* fi */ |
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{ NULL, NULL }, /* r */ |
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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, NULL }, /* UC */ |
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{ NULL, NULL }, /* PD */ |
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{ NULL, posts_le1 }, /* Sp */ /* FIXME: should warn only. */ |
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{ pres_bline, posts_le1 }, /* Vb */ /* FIXME: should warn only. */ |
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{ pres_bline, posts_eq0 }, /* Ve */ |
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{ NULL, NULL }, /* AT */ |
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{ NULL, NULL }, /* in */ |
}; |
}; |
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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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if (MAN_TEXT == n->type) |
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return(1); |
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if (MAN_ROOT == n->type) |
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return(1); |
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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); |
Line 90 man_valid_post(struct man *m) |
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Line 134 man_valid_post(struct man *m) |
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case (MAN_TEXT): |
case (MAN_TEXT): |
return(check_text(m, m->last)); |
return(check_text(m, m->last)); |
case (MAN_ROOT): |
case (MAN_ROOT): |
return(1); |
return(check_root(m, m->last)); |
default: |
default: |
break; |
break; |
} |
} |
Line 106 man_valid_post(struct man *m) |
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Line 150 man_valid_post(struct man *m) |
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static int |
static int |
perr(struct man *m, int line, int pos, |
check_root(CHKARGS) |
int iserr, enum merr type) |
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{ |
{ |
const char *p; |
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p = NULL; |
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switch (type) { |
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case (WPRINT): |
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p = "invalid character"; |
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break; |
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} |
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assert(p); |
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if (iserr) |
if (MAN_BLINE & m->flags) |
return(man_verr(m, line, pos, p)); |
return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT)); |
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if (MAN_ELINE & m->flags) |
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return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT)); |
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return(man_vwarn(m, line, pos, p)); |
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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if ( ! man_nmsg(m, n, MANDOCERR_NOTITLE)) |
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return(0); |
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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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* FIXME: this should be in man_action.c. |
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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); |
} |
} |
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static int |
static int |
check_text(POSTARGS) |
check_title(CHKARGS) |
{ |
{ |
const char *p; |
const char *p; |
int pos; |
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assert(n->string); |
assert(n->child); |
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/* FIXME: is this sufficient? */ |
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if ('\0' == *n->child->string) { |
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man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT); |
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return(0); |
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} |
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for (p = n->child->string; '\0' != *p; p++) |
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if (isalpha((u_char)*p) && ! isupper((u_char)*p)) |
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if ( ! man_nmsg(m, n, MANDOCERR_UPPERCASE)) |
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return(0); |
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return(1); |
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} |
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static int |
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check_text(CHKARGS) |
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{ |
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char *p; |
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int pos, c; |
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size_t sz; |
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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 ('\t' == *p || isprint((u_char)*p)) |
sz = strcspn(p, "\t\\"); |
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p += (int)sz; |
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if ('\0' == *p) |
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break; |
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pos += (int)sz; |
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if ('\t' == *p) { |
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if (MAN_LITERAL & m->flags) |
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continue; |
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if (man_pmsg(m, n->line, pos, MANDOCERR_BADTAB)) |
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continue; |
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return(0); |
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} |
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/* Check the special character. */ |
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c = mandoc_special(p); |
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if (c) { |
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p += c - 1; |
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pos += c - 1; |
continue; |
continue; |
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} |
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if (MAN_IGN_CHARS & m->pflags) |
c = man_pmsg(m, n->line, pos, MANDOCERR_BADESCAPE); |
return(perr(m, n->line, pos, 0, WPRINT)); |
if ( ! (MAN_IGN_ESCAPE & m->pflags) && ! c) |
return(perr(m, n->line, pos, 1, WPRINT)); |
return(c); |
} |
} |
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return(1); |
return(1); |
Line 149 check_text(POSTARGS) |
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Line 247 check_text(POSTARGS) |
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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) \ |
{ \ |
{ \ |
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_SYNTARGCOUNT, 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(0); \ |
} |
} |
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INEQ_DEFINE(0, ==, eq0) |
INEQ_DEFINE(0, ==, eq0) |
INEQ_DEFINE(1, >=, ge1) |
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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_sec(CHKARGS) |
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{ |
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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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return(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) |
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return(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_par(CHKARGS) |
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{ |
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if (MAN_BODY == n->type) |
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switch (n->tok) { |
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case (MAN_IP): |
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/* FALLTHROUGH */ |
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case (MAN_HP): |
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/* FALLTHROUGH */ |
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case (MAN_TP): |
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/* Body-less lists are ok. */ |
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break; |
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default: |
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if (n->nchild) |
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break; |
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return(man_nmsg(m, n, MANDOCERR_NOBODY)); |
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} |
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if (MAN_HEAD == n->type) |
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switch (n->tok) { |
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case (MAN_PP): |
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/* FALLTHROUGH */ |
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case (MAN_P): |
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/* FALLTHROUGH */ |
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case (MAN_LP): |
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if (0 == n->nchild) |
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break; |
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return(man_nmsg(m, n, MANDOCERR_ARGSLOST)); |
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default: |
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if (n->nchild) |
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break; |
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return(man_nmsg(m, n, MANDOCERR_NOARGS)); |
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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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