version 1.41, 2010/05/17 22:11:42 |
version 1.54, 2010/12/06 13:56:56 |
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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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#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 "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 52 static int check_sec(CHKARGS); |
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Line 54 static int check_sec(CHKARGS); |
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static int check_text(CHKARGS); |
static int check_text(CHKARGS); |
static int check_title(CHKARGS); |
static int check_title(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_th[] = { check_ge2, check_le5, check_title, 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_nf[] = { check_eq0, post_nf, NULL }; |
static v_check posts_par[] = { check_par, NULL }; |
static v_check posts_par[] = { check_par, NULL }; |
static v_check posts_part[] = { check_part, NULL }; |
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_le1[] = { check_le1, NULL }; |
static v_check posts_th[] = { check_ge2, check_le5, check_title, 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] = { |
{ NULL, posts_eq0 }, /* br */ |
{ NULL, posts_eq0 }, /* br */ |
{ pres_bline, posts_th }, /* TH */ |
{ pres_bline, posts_th }, /* TH */ |
Line 82 static const struct man_valid man_valids[MAN_MAX] = { |
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Line 95 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 */ |
{ NULL, posts_eq0 }, /* na */ |
{ NULL, posts_eq0 }, /* na */ /* FIXME: should warn only. */ |
{ NULL, NULL }, /* i */ |
{ NULL, NULL }, /* i */ |
{ NULL, posts_le1 }, /* sp */ |
{ NULL, posts_le1 }, /* sp */ /* FIXME: should warn only. */ |
{ pres_bline, posts_eq0 }, /* nf */ |
{ pres_bline, posts_nf }, /* nf */ |
{ pres_bline, posts_eq0 }, /* fi */ |
{ pres_bline, posts_fi }, /* fi */ |
{ NULL, NULL }, /* r */ |
{ NULL, NULL }, /* r */ |
{ NULL, NULL }, /* RE */ |
{ NULL, NULL }, /* RE */ |
{ NULL, posts_part }, /* RS */ |
{ NULL, posts_part }, /* RS */ |
{ NULL, NULL }, /* DT */ |
{ NULL, NULL }, /* DT */ |
{ NULL, NULL }, /* UC */ |
{ NULL, posts_uc }, /* UC */ |
{ NULL, NULL }, /* PD */ |
{ NULL, NULL }, /* PD */ |
{ NULL, posts_le1 }, /* Sp */ |
{ NULL, posts_at }, /* AT */ |
{ pres_bline, posts_le1 }, /* Vb */ |
{ NULL, NULL }, /* in */ |
{ pres_bline, posts_eq0 }, /* Ve */ |
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{ NULL, NULL }, /* AT */ |
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}; |
}; |
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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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Line 152 check_root(CHKARGS) |
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Line 163 check_root(CHKARGS) |
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{ |
{ |
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if (MAN_BLINE & m->flags) |
if (MAN_BLINE & m->flags) |
return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT)); |
man_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
if (MAN_ELINE & m->flags) |
else if (MAN_ELINE & m->flags) |
return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT)); |
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; |
Line 163 check_root(CHKARGS) |
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Line 174 check_root(CHKARGS) |
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man_nmsg(m, n, MANDOCERR_NODOCBODY); |
man_nmsg(m, n, MANDOCERR_NODOCBODY); |
return(0); |
return(0); |
} else if (NULL == m->meta.title) { |
} else if (NULL == m->meta.title) { |
if ( ! man_nmsg(m, n, MANDOCERR_NOTITLE)) |
man_nmsg(m, n, MANDOCERR_NOTITLE); |
return(0); |
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/* |
/* |
* If a title hasn't been set, do so now (by |
* If a title hasn't been set, do so now (by |
* implication, date and section also aren't set). |
* implication, date and section also aren't set). |
* |
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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"); |
m->meta.title = mandoc_strdup("unknown"); |
m->meta.date = time(NULL); |
m->meta.date = time(NULL); |
m->meta.msec = mandoc_strdup("1"); |
m->meta.msec = mandoc_strdup("1"); |
Line 193 check_title(CHKARGS) |
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Line 203 check_title(CHKARGS) |
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} |
} |
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for (p = n->child->string; '\0' != *p; p++) |
for (p = n->child->string; '\0' != *p; p++) |
if (isalpha((u_char)*p) && ! isupper((u_char)*p)) |
/* Only warn about this once... */ |
if ( ! man_nmsg(m, n, MANDOCERR_UPPERCASE)) |
if (isalpha((u_char)*p) && ! isupper((u_char)*p)) { |
return(0); |
man_nmsg(m, n, MANDOCERR_UPPERCASE); |
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break; |
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} |
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return(1); |
return(1); |
} |
} |
Line 204 check_title(CHKARGS) |
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Line 216 check_title(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; |
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pos += c - 1; |
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continue; |
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} |
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c = man_pmsg(m, n->line, pos, MANDOCERR_BADESCAPE); |
if ('\0' == *p) |
if ( ! (MAN_IGN_ESCAPE & m->pflags) && ! c) |
break; |
return(c); |
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} |
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if ('\t' == *p || isprint((u_char)*p)) |
pos += (int)sz; |
continue; |
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if ( ! man_pmsg(m, n->line, pos, MANDOCERR_BADCHAR)) |
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; |
return(0); |
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; |
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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 259 check_sec(CHKARGS) |
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Line 277 check_sec(CHKARGS) |
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man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT); |
man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT); |
return(0); |
return(0); |
} else if (MAN_BODY == n->type && 0 == n->nchild) |
} else if (MAN_BODY == n->type && 0 == n->nchild) |
return(man_nmsg(m, n, MANDOCERR_NOBODY)); |
man_nmsg(m, n, MANDOCERR_NOBODY); |
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return(1); |
return(1); |
} |
} |
Line 270 check_part(CHKARGS) |
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Line 288 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_nmsg(m, n, MANDOCERR_NOBODY)); |
man_nmsg(m, n, MANDOCERR_NOBODY); |
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return(1); |
return(1); |
} |
} |
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Line 289 check_par(CHKARGS) |
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Line 308 check_par(CHKARGS) |
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/* Body-less lists are ok. */ |
/* Body-less lists are ok. */ |
break; |
break; |
default: |
default: |
if (n->nchild) |
if (0 == n->nchild) |
break; |
man_nmsg(m, n, MANDOCERR_NOBODY); |
return(man_nmsg(m, n, MANDOCERR_NOBODY)); |
break; |
} |
} |
if (MAN_HEAD == n->type) |
if (MAN_HEAD == n->type) |
switch (n->tok) { |
switch (n->tok) { |
Line 300 check_par(CHKARGS) |
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Line 319 check_par(CHKARGS) |
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case (MAN_P): |
case (MAN_P): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MAN_LP): |
case (MAN_LP): |
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) |
if (n->nchild) |
break; |
man_nmsg(m, n, MANDOCERR_ARGSLOST); |
return(man_nmsg(m, n, MANDOCERR_NOARGS)); |
break; |
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default: |
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break; |
} |
} |
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return(1); |
return(1); |
Line 326 check_bline(CHKARGS) |
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Line 343 check_bline(CHKARGS) |
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return(1); |
return(1); |
} |
} |
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static int |
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post_TH(CHKARGS) |
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{ |
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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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assert(n); |
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m->meta.title = mandoc_strdup(n->string); |
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/* TITLE ->MSEC<- DATE SOURCE VOL */ |
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n = n->next; |
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assert(n); |
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m->meta.msec = mandoc_strdup(n->string); |
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/* 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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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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} |
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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); |
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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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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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if ( ! (MAN_LITERAL & m->flags)) |
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man_nmsg(m, n, MANDOCERR_NOSCOPE); |
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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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n = m->last->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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n = n->child; |
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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]; |
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} else |
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p = unix_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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} |