version 1.1, 2009/03/25 15:36:05 |
version 1.88, 2010/11/30 12:59:20 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* 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 |
* purpose with or without fee is hereby granted, provided that the above |
* above copyright notice and this permission notice appear in all |
* copyright notice and this permission notice appear in all copies. |
* copies. |
|
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
|
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#ifndef OSNAME |
#include <sys/utsname.h> |
#include <sys/utsname.h> |
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#endif |
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#include <assert.h> |
#include <assert.h> |
#include <err.h> |
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#include <errno.h> |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <time.h> |
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#include "mandoc.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
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#include "libmandoc.h" |
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/* |
/* |
* Actions are executed on macros after they've been post-validated: in |
* FIXME: this file is deprecated. All future "actions" should be |
* other words, a macro will not be "acted upon" until all of its |
* pushed into mdoc_validate.c. |
* children have been filled in (post-fix order). |
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*/ |
*/ |
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enum mwarn { |
#define POST_ARGS struct mdoc *m, struct mdoc_node *n |
WBADSEC, |
#define PRE_ARGS struct mdoc *m, struct mdoc_node *n |
WNOWIDTH, |
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WBADDATE |
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}; |
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#define PRE_ARGS struct mdoc *m, const struct mdoc_node *n |
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#define POST_ARGS struct mdoc *m |
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struct actions { |
struct actions { |
int (*pre)(PRE_ARGS); |
int (*pre)(PRE_ARGS); |
int (*post)(POST_ARGS); |
int (*post)(POST_ARGS); |
}; |
}; |
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static int pwarn(struct mdoc *, int, int, enum mwarn); |
static const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* Ap */ |
static int post_ar(POST_ARGS); |
{ NULL, NULL }, /* Dd */ |
static int post_bl(POST_ARGS); |
{ NULL, NULL }, /* Dt */ |
static int post_bl_width(POST_ARGS); |
{ NULL, NULL }, /* Os */ |
static int post_bl_tagwidth(POST_ARGS); |
{ NULL, NULL }, /* Sh */ |
static int post_dd(POST_ARGS); |
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static int post_display(POST_ARGS); |
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static int post_dt(POST_ARGS); |
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static int post_nm(POST_ARGS); |
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static int post_os(POST_ARGS); |
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static int post_prol(POST_ARGS); |
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static int post_sh(POST_ARGS); |
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static int post_std(POST_ARGS); |
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static int pre_bd(PRE_ARGS); |
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static int pre_dl(PRE_ARGS); |
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#define mwarn(m, t) pwarn((m), (m)->last->line, (m)->last->pos, (t)) |
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const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* \" */ |
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{ NULL, post_dd }, /* Dd */ |
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{ NULL, post_dt }, /* Dt */ |
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{ NULL, post_os }, /* Os */ |
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{ NULL, post_sh }, /* Sh */ |
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{ NULL, NULL }, /* Ss */ |
{ NULL, NULL }, /* Ss */ |
{ NULL, NULL }, /* Pp */ |
{ NULL, NULL }, /* Pp */ |
{ NULL, NULL }, /* D1 */ |
{ NULL, NULL }, /* D1 */ |
{ pre_dl, post_display }, /* Dl */ |
{ NULL, NULL }, /* Dl */ |
{ pre_bd, post_display }, /* Bd */ |
{ NULL, NULL }, /* Bd */ |
{ NULL, NULL }, /* Ed */ |
{ NULL, NULL }, /* Ed */ |
{ NULL, post_bl }, /* Bl */ |
{ NULL, NULL }, /* Bl */ |
{ NULL, NULL }, /* El */ |
{ NULL, NULL }, /* El */ |
{ NULL, NULL }, /* It */ |
{ NULL, NULL }, /* It */ |
{ NULL, NULL }, /* Ad */ |
{ NULL, NULL }, /* Ad */ |
{ NULL, NULL }, /* An */ |
{ NULL, NULL }, /* An */ |
{ NULL, post_ar }, /* Ar */ |
{ NULL, NULL }, /* Ar */ |
{ NULL, NULL }, /* Cd */ |
{ NULL, NULL }, /* Cd */ |
{ NULL, NULL }, /* Cm */ |
{ NULL, NULL }, /* Cm */ |
{ NULL, NULL }, /* Dv */ |
{ NULL, NULL }, /* Dv */ |
{ NULL, NULL }, /* Er */ |
{ NULL, NULL }, /* Er */ |
{ NULL, NULL }, /* Ev */ |
{ NULL, NULL }, /* Ev */ |
{ NULL, post_std }, /* Ex */ |
{ NULL, NULL }, /* Ex */ |
{ NULL, NULL }, /* Fa */ |
{ NULL, NULL }, /* Fa */ |
{ NULL, NULL }, /* Fd */ |
{ NULL, NULL }, /* Fd */ |
{ NULL, NULL }, /* Fl */ |
{ NULL, NULL }, /* Fl */ |
Line 100 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 78 const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* In */ |
{ NULL, NULL }, /* In */ |
{ NULL, NULL }, /* Li */ |
{ NULL, NULL }, /* Li */ |
{ NULL, NULL }, /* Nd */ |
{ NULL, NULL }, /* Nd */ |
{ NULL, post_nm }, /* Nm */ |
{ NULL, NULL }, /* Nm */ |
{ NULL, NULL }, /* Op */ |
{ NULL, NULL }, /* Op */ |
{ NULL, NULL }, /* Ot */ |
{ NULL, NULL }, /* Ot */ |
{ NULL, NULL }, /* Pa */ |
{ NULL, NULL }, /* Pa */ |
{ NULL, post_std }, /* Rv */ |
{ NULL, NULL }, /* Rv */ |
{ NULL, NULL }, /* St */ |
{ NULL, NULL }, /* St */ |
{ NULL, NULL }, /* Va */ |
{ NULL, NULL }, /* Va */ |
{ NULL, NULL }, /* Vt */ |
{ NULL, NULL }, /* Vt */ |
Line 175 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 153 const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* Fr */ |
{ NULL, NULL }, /* Fr */ |
{ NULL, NULL }, /* Ud */ |
{ NULL, NULL }, /* Ud */ |
{ NULL, NULL }, /* Lb */ |
{ NULL, NULL }, /* Lb */ |
{ NULL, NULL }, /* Ap */ |
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{ NULL, NULL }, /* Lp */ |
{ NULL, NULL }, /* Lp */ |
{ NULL, NULL }, /* Lk */ |
{ NULL, NULL }, /* Lk */ |
{ NULL, NULL }, /* Mt */ |
{ NULL, NULL }, /* Mt */ |
Line 187 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 164 const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* En */ |
{ NULL, NULL }, /* En */ |
{ NULL, NULL }, /* Dx */ |
{ NULL, NULL }, /* Dx */ |
{ NULL, NULL }, /* %Q */ |
{ NULL, NULL }, /* %Q */ |
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{ NULL, NULL }, /* br */ |
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{ NULL, NULL }, /* sp */ |
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{ NULL, NULL }, /* %U */ |
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{ NULL, NULL }, /* Ta */ |
}; |
}; |
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int |
int |
mdoc_action_pre(struct mdoc *m, const struct mdoc_node *n) |
mdoc_action_pre(struct mdoc *m, struct mdoc_node *n) |
{ |
{ |
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switch (n->type) { |
switch (n->type) { |
case (MDOC_ROOT): |
case (MDOC_ROOT): |
break; |
/* FALLTHROUGH */ |
case (MDOC_TEXT): |
case (MDOC_TEXT): |
break; |
return(1); |
default: |
default: |
if (NULL == mdoc_actions[m->last->tok].pre) |
break; |
break; |
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return((*mdoc_actions[m->last->tok].pre)(m, n)); |
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} |
} |
return(1); |
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if (NULL == mdoc_actions[n->tok].pre) |
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return(1); |
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return((*mdoc_actions[n->tok].pre)(m, n)); |
} |
} |
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Line 218 mdoc_action_post(struct mdoc *m) |
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Line 200 mdoc_action_post(struct mdoc *m) |
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switch (m->last->type) { |
switch (m->last->type) { |
case (MDOC_TEXT): |
case (MDOC_TEXT): |
break; |
/* FALLTHROUGH */ |
case (MDOC_ROOT): |
case (MDOC_ROOT): |
break; |
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default: |
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if (NULL == mdoc_actions[m->last->tok].post) |
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break; |
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return((*mdoc_actions[m->last->tok].post)(m)); |
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} |
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return(1); |
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} |
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static int |
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pwarn(struct mdoc *m, int line, int pos, enum mwarn type) |
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{ |
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char *p; |
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int c; |
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p = NULL; |
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c = WARN_SYNTAX; |
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switch (type) { |
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case (WBADSEC): |
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p = "inappropriate document section in manual section"; |
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c = WARN_COMPAT; |
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break; |
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case (WNOWIDTH): |
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p = "cannot determine default width"; |
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break; |
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case (WBADDATE): |
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p = "malformed date syntax"; |
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break; |
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} |
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assert(p); |
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return(mdoc_pwarn(m, line, pos, c, p)); |
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} |
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static int |
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post_std(POST_ARGS) |
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{ |
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/* |
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* If '-std' is invoked without an argument, fill it in with our |
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* name (if it's been set). |
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*/ |
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if (NULL == m->last->args) |
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return(1); |
return(1); |
if (m->last->args->argv[0].sz) |
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return(1); |
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assert(m->meta.name); |
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m->last->args->argv[0].value = calloc(1, sizeof(char *)); |
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if (NULL == m->last->args->argv[0].value) |
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err(1, "calloc"); |
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m->last->args->argv[0].sz = 1; |
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m->last->args->argv[0].value[0] = xstrdup(m->meta.name); |
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return(1); |
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} |
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static int |
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post_nm(POST_ARGS) |
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{ |
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char buf[64]; |
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if (m->meta.name) |
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return(1); |
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(void)xstrlcpys(buf, m->last->child, sizeof(buf)); |
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m->meta.name = xstrdup(buf); |
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return(1); |
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} |
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static int |
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post_sh(POST_ARGS) |
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{ |
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enum mdoc_sec sec; |
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char buf[64]; |
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/* |
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* We keep track of the current section /and/ the "named" |
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* section, which is one of the conventional ones, in order to |
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* check ordering. |
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*/ |
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if (MDOC_HEAD != m->last->type) |
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return(1); |
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(void)xstrlcpys(buf, m->last->child, sizeof(buf)); |
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if (SEC_CUSTOM != (sec = mdoc_atosec(buf))) |
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m->lastnamed = sec; |
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switch ((m->lastsec = sec)) { |
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case (SEC_RETURN_VALUES): |
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/* FALLTHROUGH */ |
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case (SEC_ERRORS): |
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switch (m->meta.msec) { |
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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 (9): |
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break; |
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default: |
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return(mwarn(m, WBADSEC)); |
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} |
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break; |
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default: |
default: |
break; |
break; |
} |
} |
return(1); |
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} |
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if (NULL == mdoc_actions[m->last->tok].post) |
static int |
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post_dt(POST_ARGS) |
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{ |
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struct mdoc_node *n; |
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const char *cp; |
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char *ep; |
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long lval; |
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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.arch) |
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free(m->meta.arch); |
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m->meta.title = m->meta.vol = m->meta.arch = NULL; |
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m->meta.msec = 0; |
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/* Handles: `.Dt' |
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* --> title = unknown, volume = local, msec = 0, arch = NULL |
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*/ |
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if (NULL == (n = m->last->child)) { |
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m->meta.title = xstrdup("unknown"); |
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m->meta.vol = xstrdup("local"); |
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return(post_prol(m)); |
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} |
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/* Handles: `.Dt TITLE' |
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* --> title = TITLE, volume = local, msec = 0, arch = NULL |
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*/ |
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m->meta.title = xstrdup(n->string); |
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if (NULL == (n = n->next)) { |
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m->meta.vol = xstrdup("local"); |
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return(post_prol(m)); |
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} |
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/* Handles: `.Dt TITLE SEC' |
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* --> title = TITLE, volume = SEC is msec ? |
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* format(msec) : SEC, |
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* msec = SEC is msec ? atoi(msec) : 0, |
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* arch = NULL |
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*/ |
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cp = mdoc_a2msec(n->string); |
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if (cp) { |
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m->meta.vol = xstrdup(cp); |
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errno = 0; |
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lval = strtol(n->string, &ep, 10); |
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if (n->string[0] != '\0' && *ep == '\0') |
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m->meta.msec = (int)lval; |
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} else |
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m->meta.vol = xstrdup(n->string); |
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if (NULL == (n = n->next)) |
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return(post_prol(m)); |
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/* Handles: `.Dt TITLE SEC VOL' |
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* --> title = TITLE, volume = VOL is vol ? |
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* format(VOL) : |
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* VOL is arch ? format(arch) : |
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* VOL |
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*/ |
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cp = mdoc_a2vol(n->string); |
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if (cp) { |
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free(m->meta.vol); |
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m->meta.vol = xstrdup(cp); |
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n = n->next; |
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} else { |
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cp = mdoc_a2arch(n->string); |
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if (NULL == cp) { |
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free(m->meta.vol); |
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m->meta.vol = xstrdup(n->string); |
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} else |
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m->meta.arch = xstrdup(cp); |
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} |
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/* Ignore any subsequent parameters... */ |
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return(post_prol(m)); |
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} |
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static int |
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post_os(POST_ARGS) |
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{ |
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char buf[64]; |
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struct utsname utsname; |
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if (m->meta.os) |
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free(m->meta.os); |
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(void)xstrlcpys(buf, m->last->child, sizeof(buf)); |
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if (0 == buf[0]) { |
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if (-1 == uname(&utsname)) |
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return(mdoc_err(m, "utsname")); |
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(void)xstrlcpy(buf, utsname.sysname, sizeof(buf)); |
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(void)xstrlcat(buf, " ", sizeof(buf)); |
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(void)xstrlcat(buf, utsname.release, sizeof(buf)); |
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} |
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m->meta.os = xstrdup(buf); |
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m->lastnamed = m->lastsec = SEC_BODY; |
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return(post_prol(m)); |
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} |
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/* |
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* Calculate the -width for a `Bl -tag' list if it hasn't been provided. |
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* Uses the first head macro. |
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*/ |
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static int |
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post_bl_tagwidth(struct mdoc *m) |
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{ |
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struct mdoc_node *n; |
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int sz; |
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char buf[32]; |
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/* |
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* Use the text width, if a text node, or the default macro |
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* width if a macro. |
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*/ |
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if ((n = m->last->body->child)) { |
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assert(MDOC_BLOCK == n->type); |
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assert(MDOC_It == n->tok); |
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n = n->head->child; |
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} |
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sz = 10; /* Default size. */ |
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if (n) { |
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if (MDOC_TEXT != n->type) { |
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if (0 == (sz = (int)mdoc_macro2len(n->tok))) |
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if ( ! mwarn(m, WNOWIDTH)) |
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return(0); |
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} else |
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sz = (int)strlen(n->string) + 1; |
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} |
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(void)snprintf(buf, sizeof(buf), "%dn", sz); |
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/* |
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* We have to dynamically add this to the macro's argument list. |
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* We're guaranteed that a MDOC_Width doesn't already exist. |
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*/ |
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n = m->last; |
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assert(n->args); |
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sz = (int)(n->args->argc)++; |
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n->args->argv = xrealloc(n->args->argv, |
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n->args->argc * sizeof(struct mdoc_argv)); |
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n->args->argv[sz].arg = MDOC_Width; |
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n->args->argv[sz].line = m->last->line; |
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n->args->argv[sz].pos = m->last->pos; |
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n->args->argv[sz].sz = 1; |
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n->args->argv[sz].value = calloc(1, sizeof(char *)); |
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if (NULL == n->args->argv[sz].value) |
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err(1, "calloc"); |
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n->args->argv[sz].value[0] = xstrdup(buf); |
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return(1); |
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} |
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static int |
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post_bl_width(struct mdoc *m) |
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{ |
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size_t width; |
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int i, tok; |
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char buf[32]; |
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char *p; |
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if (NULL == m->last->args) |
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return(1); |
return(1); |
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return((*mdoc_actions[m->last->tok].post)(m, m->last)); |
for (i = 0; i < (int)m->last->args->argc; i++) |
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if (MDOC_Width == m->last->args->argv[i].arg) |
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break; |
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if (i == (int)m->last->args->argc) |
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return(1); |
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p = m->last->args->argv[i].value[0]; |
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/* |
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* If the value to -width is a macro, then we re-write it to be |
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* the macro's width as set in share/tmac/mdoc/doc-common. |
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*/ |
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if (xstrcmp(p, "Ds")) |
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width = 8; |
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else if (MDOC_MAX == (tok = mdoc_tokhash_find(m->htab, p))) |
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return(1); |
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else if (0 == (width = mdoc_macro2len(tok))) |
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return(mwarn(m, WNOWIDTH)); |
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/* The value already exists: free and reallocate it. */ |
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(void)snprintf(buf, sizeof(buf), "%zun", width); |
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free(m->last->args->argv[i].value[0]); |
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m->last->args->argv[i].value[0] = xstrdup(buf); |
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return(1); |
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} |
} |
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static int |
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post_bl(POST_ARGS) |
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{ |
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int i, r, len; |
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|
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if (MDOC_BLOCK != m->last->type) |
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return(1); |
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/* |
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* These are fairly complicated, so we've broken them into two |
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* functions. post_bl_tagwidth() is called when a -tag is |
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* specified, but no -width (it must be guessed). The second |
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* when a -width is specified (macro indicators must be |
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* rewritten into real lengths). |
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*/ |
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len = (int)(m->last->args ? m->last->args->argc : 0); |
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for (r = i = 0; i < len; i++) { |
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if (MDOC_Tag == m->last->args->argv[i].arg) |
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r |= 1 << 0; |
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if (MDOC_Width == m->last->args->argv[i].arg) |
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r |= 1 << 1; |
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} |
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if (r & (1 << 0) && ! (r & (1 << 1))) { |
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if ( ! post_bl_tagwidth(m)) |
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return(0); |
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} else if (r & (1 << 1)) |
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if ( ! post_bl_width(m)) |
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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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post_ar(POST_ARGS) |
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{ |
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struct mdoc_node *n; |
|
|
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if (m->last->child) |
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return(1); |
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|
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n = m->last; |
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m->next = MDOC_NEXT_CHILD; |
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if ( ! mdoc_word_alloc(m, m->last->line, |
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m->last->pos, "file")) |
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return(0); |
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m->next = MDOC_NEXT_SIBLING; |
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if ( ! mdoc_word_alloc(m, m->last->line, |
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m->last->pos, "...")) |
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return(0); |
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m->last = n; |
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m->next = MDOC_NEXT_SIBLING; |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
post_dd(POST_ARGS) |
|
{ |
|
char buf[64]; |
|
|
|
(void)xstrlcpys(buf, m->last->child, sizeof(buf)); |
|
|
|
if (0 == (m->meta.date = mdoc_atotime(buf))) { |
|
if ( ! mwarn(m, WBADDATE)) |
|
return(0); |
|
m->meta.date = time(NULL); |
|
} |
|
|
|
return(post_prol(m)); |
|
} |
|
|
|
|
|
static int |
|
post_prol(POST_ARGS) |
|
{ |
|
struct mdoc_node *n; |
|
|
|
/* |
|
* The end document shouldn't have the prologue macros as part |
|
* of the syntax tree (they encompass only meta-data). |
|
*/ |
|
|
|
if (m->last->parent->child == m->last) |
|
m->last->parent->child = m->last->prev; |
|
if (m->last->prev) |
|
m->last->prev->next = NULL; |
|
|
|
n = m->last; |
|
assert(NULL == m->last->next); |
|
|
|
if (m->last->prev) { |
|
m->last = m->last->prev; |
|
m->next = MDOC_NEXT_SIBLING; |
|
} else { |
|
m->last = m->last->parent; |
|
m->next = MDOC_NEXT_CHILD; |
|
} |
|
|
|
mdoc_node_freelist(n); |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
pre_dl(PRE_ARGS) |
|
{ |
|
|
|
if (MDOC_BODY != n->type) |
|
return(1); |
|
m->flags |= MDOC_LITERAL; |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
pre_bd(PRE_ARGS) |
|
{ |
|
int i; |
|
|
|
if (MDOC_BODY != n->type) |
|
return(1); |
|
|
|
/* |
|
* We ONLY enter a literal context if `Bd -literal' or `Bd |
|
* -unfilled'. |
|
*/ |
|
|
|
n = n->parent; |
|
|
|
for (i = 0; i < (int)n->args->argc; i++) |
|
if (MDOC_Literal == n->args->argv[i].arg) |
|
break; |
|
else if (MDOC_Unfilled == n->args->argv[i].arg) |
|
break; |
|
|
|
if (i < (int)n->args->argc) |
|
m->flags |= MDOC_LITERAL; |
|
|
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
post_display(POST_ARGS) |
|
{ |
|
|
|
if (MDOC_BODY == m->last->type) |
|
m->flags &= ~MDOC_LITERAL; |
|
return(1); |
|
} |
|
|
|
|
|