version 1.3, 2009/04/02 06:51:44 |
version 1.22, 2009/07/06 11:14:03 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* |
* |
* 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. |
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* |
* |
* 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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*/ |
*/ |
#include <sys/utsname.h> |
#include <sys/utsname.h> |
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#include "libmdoc.h" |
#include "libmdoc.h" |
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enum mwarn { |
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WBADSEC, |
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WNOWIDTH, |
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WBADDATE |
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}; |
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enum merr { |
enum merr { |
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EBADDATE, |
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ENOWIDTH, |
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EBADSEC, |
ETOOLONG, |
ETOOLONG, |
EMALLOC, |
EMALLOC, |
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EUTSNAME, |
ENUMFMT |
ENUMFMT |
}; |
}; |
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int (*post)(POST_ARGS); |
int (*post)(POST_ARGS); |
}; |
}; |
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static int pwarn(struct mdoc *, int, int, enum mwarn); |
static int perr(struct mdoc *, int, int, enum merr, int); |
static int perr(struct mdoc *, int, int, enum merr); |
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static int concat(struct mdoc *, const struct mdoc_node *, |
static int concat(struct mdoc *, const struct mdoc_node *, |
char *, size_t); |
char *, size_t); |
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static int post_ar(POST_ARGS); |
static int post_ar(POST_ARGS); |
static int post_bl(POST_ARGS); |
static int post_bl(POST_ARGS); |
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static int post_bl_head(POST_ARGS); |
static int post_bl_width(POST_ARGS); |
static int post_bl_width(POST_ARGS); |
static int post_bl_tagwidth(POST_ARGS); |
static int post_bl_tagwidth(POST_ARGS); |
static int post_dd(POST_ARGS); |
static int post_dd(POST_ARGS); |
static int post_display(POST_ARGS); |
static int post_display(POST_ARGS); |
static int post_dt(POST_ARGS); |
static int post_dt(POST_ARGS); |
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static int post_lk(POST_ARGS); |
static int post_nm(POST_ARGS); |
static int post_nm(POST_ARGS); |
static int post_os(POST_ARGS); |
static int post_os(POST_ARGS); |
static int post_prol(POST_ARGS); |
static int post_prol(POST_ARGS); |
Line 67 static int post_std(POST_ARGS); |
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Line 64 static int post_std(POST_ARGS); |
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static int pre_bd(PRE_ARGS); |
static int pre_bd(PRE_ARGS); |
static int pre_dl(PRE_ARGS); |
static int pre_dl(PRE_ARGS); |
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#define vwarn(m, t) pwarn((m), (m)->last->line, (m)->last->pos, (t)) |
#define vwarn(m, t) perr((m), (m)->last->line, (m)->last->pos, (t), 0) |
#define verr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t)) |
#define verr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t), 1) |
#define nerr(m, n, t) perr((m), (n)->line, (n)->pos, (t)) |
#define nerr(m, n, t) perr((m), (n)->line, (n)->pos, (t), 1) |
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const struct actions mdoc_actions[MDOC_MAX] = { |
const struct actions mdoc_actions[MDOC_MAX] = { |
{ NULL, NULL }, /* \" */ |
{ NULL, NULL }, /* Ap */ |
{ NULL, post_dd }, /* Dd */ |
{ NULL, post_dd }, /* Dd */ |
{ NULL, post_dt }, /* Dt */ |
{ NULL, post_dt }, /* Dt */ |
{ NULL, post_os }, /* Os */ |
{ NULL, post_os }, /* Os */ |
Line 89 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 86 const struct actions mdoc_actions[MDOC_MAX] = { |
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{ NULL, NULL }, /* Ad */ |
{ NULL, NULL }, /* Ad */ |
{ NULL, NULL }, /* An */ |
{ NULL, NULL }, /* An */ |
{ NULL, post_ar }, /* Ar */ |
{ NULL, post_ar }, /* Ar */ |
{ NULL, NULL }, /* Cd */ |
{ NULL, NULL }, /* Cd */ /* FIXME: tabs are accepted! */ |
{ NULL, NULL }, /* Cm */ |
{ NULL, NULL }, /* Cm */ |
{ NULL, NULL }, /* Dv */ |
{ NULL, NULL }, /* Dv */ |
{ NULL, NULL }, /* Er */ |
{ NULL, NULL }, /* Er */ |
Line 179 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 176 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, post_lk }, /* Lk */ |
{ NULL, NULL }, /* Mt */ |
{ NULL, NULL }, /* Mt */ |
{ NULL, NULL }, /* Brq */ |
{ NULL, NULL }, /* Brq */ |
{ NULL, NULL }, /* Bro */ |
{ NULL, NULL }, /* Bro */ |
Line 195 const struct actions mdoc_actions[MDOC_MAX] = { |
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Line 191 const struct actions mdoc_actions[MDOC_MAX] = { |
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#ifdef __linux__ |
#ifdef __linux__ |
extern size_t strlcpy(char *, const char *, size_t); |
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extern size_t strlcat(char *, const char *, size_t); |
extern size_t strlcat(char *, const char *, size_t); |
#endif |
#endif |
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Line 213 mdoc_action_pre(struct mdoc *m, const struct mdoc_node |
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Line 208 mdoc_action_pre(struct mdoc *m, const struct mdoc_node |
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break; |
break; |
} |
} |
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if (NULL == mdoc_actions[m->last->tok].pre) |
if (NULL == mdoc_actions[n->tok].pre) |
return(1); |
return(1); |
return((*mdoc_actions[m->last->tok].pre)(m, n)); |
return((*mdoc_actions[n->tok].pre)(m, n)); |
} |
} |
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Line 262 concat(struct mdoc *m, const struct mdoc_node *n, |
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Line 257 concat(struct mdoc *m, const struct mdoc_node *n, |
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static int |
static int |
perr(struct mdoc *m, int line, int pos, enum merr type) |
perr(struct mdoc *m, int line, int pos, enum merr type, int iserr) |
{ |
{ |
char *p; |
char *p; |
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p = NULL; |
p = NULL; |
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switch (type) { |
switch (type) { |
case (ENUMFMT): |
case (ENUMFMT): |
p = "bad number format"; |
p = "bad number format"; |
Line 274 perr(struct mdoc *m, int line, int pos, enum merr type |
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Line 270 perr(struct mdoc *m, int line, int pos, enum merr type |
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case (ETOOLONG): |
case (ETOOLONG): |
p = "argument text too long"; |
p = "argument text too long"; |
break; |
break; |
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case (EUTSNAME): |
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p = "utsname"; |
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break; |
case (EMALLOC): |
case (EMALLOC): |
p = "memory exhausted"; |
p = "memory exhausted"; |
break; |
break; |
} |
case (EBADSEC): |
assert(p); |
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return(mdoc_perr(m, line, pos, p)); |
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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"; |
p = "inappropriate document section in manual section"; |
c = WARN_COMPAT; |
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break; |
break; |
case (WNOWIDTH): |
case (ENOWIDTH): |
p = "cannot determine default width"; |
p = "cannot determine default width"; |
break; |
break; |
case (WBADDATE): |
case (EBADDATE): |
p = "malformed date syntax"; |
p = "malformed date syntax"; |
break; |
break; |
} |
} |
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assert(p); |
assert(p); |
return(mdoc_pwarn(m, line, pos, c, p)); |
if (iserr) |
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return(mdoc_perr(m, line, pos, p)); |
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return(mdoc_pwarn(m, line, pos, p)); |
} |
} |
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Line 344 post_nm(POST_ARGS) |
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Line 331 post_nm(POST_ARGS) |
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if (m->meta.name) |
if (m->meta.name) |
return(1); |
return(1); |
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buf[0] = 0; |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
return(0); |
return(0); |
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if (NULL == (m->meta.name = strdup(buf))) |
if (NULL == (m->meta.name = strdup(buf))) |
return(verr(m, EMALLOC)); |
return(verr(m, EMALLOC)); |
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Line 367 post_sh(POST_ARGS) |
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Line 357 post_sh(POST_ARGS) |
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if (MDOC_HEAD != m->last->type) |
if (MDOC_HEAD != m->last->type) |
return(1); |
return(1); |
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buf[0] = 0; |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
return(0); |
return(0); |
if (SEC_CUSTOM != (sec = mdoc_atosec(buf))) |
if (SEC_CUSTOM != (sec = mdoc_atosec(buf))) |
Line 384 post_sh(POST_ARGS) |
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Line 376 post_sh(POST_ARGS) |
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case (9): |
case (9): |
break; |
break; |
default: |
default: |
return(vwarn(m, WBADSEC)); |
return(vwarn(m, EBADSEC)); |
} |
} |
break; |
break; |
default: |
default: |
Line 495 post_os(POST_ARGS) |
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Line 487 post_os(POST_ARGS) |
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if (m->meta.os) |
if (m->meta.os) |
free(m->meta.os); |
free(m->meta.os); |
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buf[0] = 0; |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
return(0); |
return(0); |
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if (0 == buf[0]) { |
if (0 == buf[0]) { |
if (-1 == uname(&utsname)) |
if (-1 == uname(&utsname)) |
return(mdoc_err(m, "utsname")); |
return(verr(m, EUTSNAME)); |
if (strlcpy(buf, utsname.sysname, 64) >= 64) |
if (strlcat(buf, utsname.sysname, 64) >= 64) |
return(verr(m, ETOOLONG)); |
return(verr(m, ETOOLONG)); |
if (strlcat(buf, " ", 64) >= 64) |
if (strlcat(buf, " ", 64) >= 64) |
return(verr(m, ETOOLONG)); |
return(verr(m, ETOOLONG)); |
Line 511 post_os(POST_ARGS) |
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Line 505 post_os(POST_ARGS) |
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if (NULL == (m->meta.os = strdup(buf))) |
if (NULL == (m->meta.os = strdup(buf))) |
return(verr(m, EMALLOC)); |
return(verr(m, EMALLOC)); |
m->lastnamed = m->lastsec = SEC_BODY; |
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m->flags |= MDOC_PBODY; |
return(post_prol(m)); |
return(post_prol(m)); |
} |
} |
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Line 533 post_bl_tagwidth(struct mdoc *m) |
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Line 527 post_bl_tagwidth(struct mdoc *m) |
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* width if a macro. |
* width if a macro. |
*/ |
*/ |
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if ((n = m->last->body->child)) { |
n = m->last->body->child; |
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if (n) { |
assert(MDOC_BLOCK == n->type); |
assert(MDOC_BLOCK == n->type); |
assert(MDOC_It == n->tok); |
assert(MDOC_It == n->tok); |
n = n->head->child; |
n = n->head->child; |
Line 544 post_bl_tagwidth(struct mdoc *m) |
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Line 539 post_bl_tagwidth(struct mdoc *m) |
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if (n) { |
if (n) { |
if (MDOC_TEXT != n->type) { |
if (MDOC_TEXT != n->type) { |
if (0 == (sz = (int)mdoc_macro2len(n->tok))) |
if (0 == (sz = (int)mdoc_macro2len(n->tok))) |
if ( ! vwarn(m, WNOWIDTH)) |
if ( ! vwarn(m, ENOWIDTH)) |
return(0); |
return(0); |
} else |
} else |
sz = (int)strlen(n->string) + 1; |
sz = (int)strlen(n->string) + 1; |
Line 608 post_bl_width(struct mdoc *m) |
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Line 603 post_bl_width(struct mdoc *m) |
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*/ |
*/ |
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if (0 == strcmp(p, "Ds")) |
if (0 == strcmp(p, "Ds")) |
width = 8; |
width = 6; |
else if (MDOC_MAX == (tok = mdoc_hash_find(m->htab, p))) |
else if (MDOC_MAX == (tok = mdoc_hash_find(m->htab, p))) |
return(1); |
return(1); |
else if (0 == (width = mdoc_macro2len(tok))) |
else if (0 == (width = mdoc_macro2len(tok))) |
return(vwarn(m, WNOWIDTH)); |
return(vwarn(m, ENOWIDTH)); |
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/* The value already exists: free and reallocate it. */ |
/* The value already exists: free and reallocate it. */ |
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Line 629 post_bl_width(struct mdoc *m) |
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Line 624 post_bl_width(struct mdoc *m) |
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static int |
static int |
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post_bl_head(POST_ARGS) |
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{ |
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int i, c; |
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struct mdoc_node *n, *nn, *nnp; |
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if (NULL == m->last->child) |
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return(1); |
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n = m->last->parent; |
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assert(n->args); |
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for (c = 0; c < (int)n->args->argc; c++) |
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if (MDOC_Column == n->args->argv[c].arg) |
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break; |
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/* Only process -column. */ |
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if (c == (int)n->args->argc) |
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return(1); |
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assert(0 == n->args->argv[c].sz); |
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/* |
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* Accomodate for new-style groff column syntax. Shuffle the |
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* child nodes, all of which must be TEXT, as arguments for the |
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* column field. Then, delete the head children. |
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*/ |
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n->args->argv[c].sz = (size_t)m->last->nchild; |
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n->args->argv[c].value = malloc |
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((size_t)m->last->nchild * sizeof(char *)); |
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for (i = 0, nn = m->last->child; nn; i++) { |
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n->args->argv[c].value[i] = nn->string; |
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nn->string = NULL; |
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nnp = nn; |
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nn = nn->next; |
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mdoc_node_free(nnp); |
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} |
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m->last->nchild = 0; |
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m->last->child = NULL; |
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return(1); |
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} |
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static int |
post_bl(POST_ARGS) |
post_bl(POST_ARGS) |
{ |
{ |
int i, r, len; |
int i, r, len; |
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if (MDOC_HEAD == m->last->type) |
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return(post_bl_head(m)); |
if (MDOC_BLOCK != m->last->type) |
if (MDOC_BLOCK != m->last->type) |
return(1); |
return(1); |
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Line 665 post_bl(POST_ARGS) |
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Line 710 post_bl(POST_ARGS) |
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static int |
static int |
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post_lk(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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n = m->last; |
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m->next = MDOC_NEXT_CHILD; |
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/* FIXME: this isn't documented anywhere! */ |
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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; |
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return(1); |
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} |
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static int |
post_ar(POST_ARGS) |
post_ar(POST_ARGS) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
Line 693 post_dd(POST_ARGS) |
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Line 759 post_dd(POST_ARGS) |
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{ |
{ |
char buf[64]; |
char buf[64]; |
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buf[0] = 0; |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
if ( ! concat(m, m->last->child, buf, sizeof(buf))) |
return(0); |
return(0); |
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if (0 == (m->meta.date = mdoc_atotime(buf))) { |
if (0 == (m->meta.date = mdoc_atotime(buf))) { |
if ( ! vwarn(m, WBADDATE)) |
if ( ! vwarn(m, EBADDATE)) |
return(0); |
return(0); |
m->meta.date = time(NULL); |
m->meta.date = time(NULL); |
} |
} |
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pre_dl(PRE_ARGS) |
pre_dl(PRE_ARGS) |
{ |
{ |
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if (MDOC_BODY != n->type) |
if (MDOC_BODY == n->type) |
return(1); |
m->flags |= MDOC_LITERAL; |
m->flags |= MDOC_LITERAL; |
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return(1); |
return(1); |
} |
} |
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