version 1.11, 2009/01/17 16:47:02 |
version 1.22, 2009/02/27 10:55:16 |
|
|
* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <assert.h> |
#include <assert.h> |
|
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
|
#include <string.h> |
#include <time.h> |
#include <time.h> |
|
|
#include "private.h" |
#include "private.h" |
|
|
|
/* |
|
* Actions are executed on macros after they've been post-validated: in |
|
* other words, a macro will not be "acted upon" until all of its |
|
* children have been filled in (post-fix order). |
|
*/ |
|
|
struct actions { |
struct actions { |
int (*post)(struct mdoc *); |
int (*post)(struct mdoc *); |
|
|
|
|
/* Per-macro action routines. */ |
/* Per-macro action routines. */ |
|
|
static int post_sh(struct mdoc *); |
static int post_bl(struct mdoc *); |
static int post_os(struct mdoc *); |
static int post_sh(struct mdoc *); |
static int post_dt(struct mdoc *); |
static int post_os(struct mdoc *); |
static int post_dd(struct mdoc *); |
static int post_dt(struct mdoc *); |
static int post_nm(struct mdoc *); |
static int post_dd(struct mdoc *); |
|
static int post_nm(struct mdoc *); |
|
|
|
static int post_prologue(struct mdoc *); |
|
|
/* Array of macro action routines. */ |
/* Array of macro action routines. */ |
|
|
const struct actions mdoc_actions[MDOC_MAX] = { |
const struct actions mdoc_actions[MDOC_MAX] = { |
Line 49 const struct actions mdoc_actions[MDOC_MAX] = { |
|
Line 59 const struct actions mdoc_actions[MDOC_MAX] = { |
|
{ NULL }, /* Dl */ |
{ NULL }, /* Dl */ |
{ NULL }, /* Bd */ |
{ NULL }, /* Bd */ |
{ NULL }, /* Ed */ |
{ NULL }, /* Ed */ |
{ NULL }, /* Bl */ |
{ post_bl }, /* Bl */ |
{ NULL }, /* El */ |
{ NULL }, /* El */ |
{ NULL }, /* It */ |
{ NULL }, /* It */ |
{ NULL }, /* Ad */ |
{ NULL }, /* Ad */ |
Line 147 const struct actions mdoc_actions[MDOC_MAX] = { |
|
Line 157 const struct actions mdoc_actions[MDOC_MAX] = { |
|
}; |
}; |
|
|
|
|
|
/* |
|
* The `Nm' macro sets the document's name when used the first time with |
|
* an argument. Subsequent calls without a value will result in the |
|
* name value being used. |
|
*/ |
static int |
static int |
post_nm(struct mdoc *mdoc) |
post_nm(struct mdoc *mdoc) |
{ |
{ |
Line 167 post_nm(struct mdoc *mdoc) |
|
Line 182 post_nm(struct mdoc *mdoc) |
|
} |
} |
|
|
|
|
|
/* |
|
* We keep track of the current section in order to provide warnings on |
|
* section ordering, per-section macros, and so on. |
|
*/ |
static int |
static int |
post_sh(struct mdoc *mdoc) |
post_sh(struct mdoc *mdoc) |
{ |
{ |
Line 177 post_sh(struct mdoc *mdoc) |
|
Line 196 post_sh(struct mdoc *mdoc) |
|
return(1); |
return(1); |
if (xstrlcats(buf, mdoc->last->child, 64)) { |
if (xstrlcats(buf, mdoc->last->child, 64)) { |
if (SEC_CUSTOM != (sec = mdoc_atosec(buf))) |
if (SEC_CUSTOM != (sec = mdoc_atosec(buf))) |
mdoc->sec_lastn = sec; |
mdoc->lastnamed = sec; |
mdoc->sec_last = sec; |
mdoc->lastsec = sec; |
return(1); |
return(1); |
} |
} |
|
|
Line 186 post_sh(struct mdoc *mdoc) |
|
Line 205 post_sh(struct mdoc *mdoc) |
|
} |
} |
|
|
|
|
|
/* |
|
* Prologue title must be parsed into document meta-data. |
|
*/ |
static int |
static int |
post_dt(struct mdoc *mdoc) |
post_dt(struct mdoc *mdoc) |
{ |
{ |
Line 198 post_dt(struct mdoc *mdoc) |
|
Line 220 post_dt(struct mdoc *mdoc) |
|
|
|
assert(NULL == mdoc->meta.title); |
assert(NULL == mdoc->meta.title); |
|
|
|
/* LINTED */ |
for (i = 0, n = mdoc->last->child; n; n = n->next, i++) { |
for (i = 0, n = mdoc->last->child; n; n = n->next, i++) { |
assert(MDOC_TEXT == n->type); |
assert(MDOC_TEXT == n->type); |
p = n->data.text.string; |
p = n->data.text.string; |
Line 225 post_dt(struct mdoc *mdoc) |
|
Line 248 post_dt(struct mdoc *mdoc) |
|
} |
} |
|
|
if (NULL == mdoc->meta.title) |
if (NULL == mdoc->meta.title) |
mdoc->meta.title = xstrdup("untitled"); |
mdoc->meta.title = xstrdup("UNTITLED"); |
return(1); |
|
|
mdoc_msg(mdoc, "title: %s", mdoc->meta.title); |
|
|
|
return(post_prologue(mdoc)); |
} |
} |
|
|
|
|
|
/* |
|
* Prologue operating system must be parsed into document meta-data. |
|
*/ |
static int |
static int |
post_os(struct mdoc *mdoc) |
post_os(struct mdoc *mdoc) |
{ |
{ |
Line 242 post_os(struct mdoc *mdoc) |
|
Line 271 post_os(struct mdoc *mdoc) |
|
if ( ! xstrlcats(buf, mdoc->last->child, 64)) |
if ( ! xstrlcats(buf, mdoc->last->child, 64)) |
return(mdoc_err(mdoc, "macro parameters too long")); |
return(mdoc_err(mdoc, "macro parameters too long")); |
|
|
mdoc->meta.os = xstrdup(buf[0] ? buf : "local"); |
mdoc->meta.os = xstrdup(buf[0] ? buf : "LOCAL"); |
mdoc->sec_lastn = mdoc->sec_last = SEC_BODY; |
mdoc->lastnamed = SEC_BODY; |
|
|
|
return(post_prologue(mdoc)); |
|
} |
|
|
|
|
|
/* |
|
* Transform -width MACRO values into real widths. |
|
*/ |
|
static int |
|
post_bl(struct mdoc *mdoc) |
|
{ |
|
struct mdoc_block *bl; |
|
size_t width; |
|
int tok, i; |
|
char buf[32]; |
|
|
|
if (MDOC_BLOCK != mdoc->last->type) |
|
return(1); |
|
|
|
bl = &mdoc->last->data.block; |
|
|
|
for (i = 0; i < (int)bl->argc; i++) |
|
if (MDOC_Width == bl->argv[i].arg) |
|
break; |
|
|
|
if (i == (int)bl->argc) |
|
return(1); |
|
|
|
assert(1 == bl->argv[i].sz); |
|
if (MDOC_MAX == (tok = mdoc_find(mdoc, *bl->argv[i].value))) |
|
return(1); |
|
|
|
if (0 == (width = mdoc_macro2len(tok))) |
|
return(mdoc_warn(mdoc, WARN_SYNTAX, |
|
"-%s macro has no length", |
|
mdoc_argnames[MDOC_Width])); |
|
|
|
mdoc_msg(mdoc, "re-writing %s argument: %s -> %zun", |
|
mdoc_argnames[MDOC_Width], |
|
*bl->argv[i].value, width); |
|
|
|
/* FIXME: silently truncates. */ |
|
(void)snprintf(buf, sizeof(buf), "%zun", width); |
|
|
|
free(*bl->argv[i].value); |
|
*bl->argv[i].value = strdup(buf); |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
|
/* |
|
* Prologue date must be parsed into document meta-data. |
|
*/ |
static int |
static int |
post_dd(struct mdoc *mdoc) |
post_dd(struct mdoc *mdoc) |
{ |
{ |
char date[64]; |
char buf[64]; |
size_t sz; |
|
char *p; |
|
struct mdoc_node *n; |
|
|
|
assert(MDOC_ELEM == mdoc->last->type); |
assert(MDOC_ELEM == mdoc->last->type); |
assert(MDOC_Dd == mdoc->last->tok); |
assert(MDOC_Dd == mdoc->last->tok); |
|
|
n = mdoc->last->child; |
|
assert(0 == mdoc->meta.date); |
assert(0 == mdoc->meta.date); |
date[0] = 0; |
|
|
|
sz = 64; |
if ( ! xstrlcats(buf, mdoc->last->child, 64)) |
|
return(mdoc_err(mdoc, "macro parameters too long")); |
|
if (0 == (mdoc->meta.date = mdoc_atotime(buf))) |
|
return(mdoc_err(mdoc, "invalid parameter syntax")); |
|
|
for ( ; 0 == mdoc->meta.date && n; n = n->next) { |
mdoc_msg(mdoc, "date: %u", mdoc->meta.date); |
assert(MDOC_TEXT == n->type); |
|
p = n->data.text.string; |
|
|
|
if (xstrcmp(p, "$Mdocdate$")) { |
return(post_prologue(mdoc)); |
mdoc->meta.date = time(NULL); |
} |
continue; |
|
} else if (xstrcmp(p, "$")) { |
|
mdoc->meta.date = mdoc_atotime(date); |
|
continue; |
|
} else if (xstrcmp(p, "$Mdocdate:")) |
|
continue; |
|
|
|
if ( ! xstrlcat(date, n->data.text.string, sz)) |
|
return(mdoc_nerr(mdoc, n, "invalid parameter syntax")); |
/* |
if (n->next && ! xstrlcat(date, " ", sz)) |
* The end document shouldn't have the prologue macros as part of the |
return(mdoc_nerr(mdoc, n, "invalid parameter syntax")); |
* syntax tree (they encompass only meta-data). |
|
*/ |
|
static int |
|
post_prologue(struct mdoc *mdoc) |
|
{ |
|
struct mdoc_node *n; |
|
|
|
if (mdoc->last->parent->child == mdoc->last) |
|
mdoc->last->parent->child = mdoc->last->prev; |
|
if (mdoc->last->prev) |
|
mdoc->last->prev->next = NULL; |
|
|
|
n = mdoc->last; |
|
assert(NULL == mdoc->last->next); |
|
|
|
if (mdoc->last->prev) { |
|
mdoc->last = mdoc->last->prev; |
|
mdoc->next = MDOC_NEXT_SIBLING; |
|
} else { |
|
mdoc->last = mdoc->last->parent; |
|
mdoc->next = MDOC_NEXT_CHILD; |
} |
} |
|
|
if (mdoc->meta.date && NULL == n) |
mdoc_node_freelist(n); |
return(1); |
return(1); |
else if (n) |
|
return(mdoc_err(mdoc, "invalid parameter syntax")); |
|
if ((mdoc->meta.date = mdoc_atotime(date))) |
|
return(1); |
|
return(mdoc_err(mdoc, "invalid parameter syntax")); |
|
} |
} |
|
|
|
|
int |
int |
mdoc_action_post(struct mdoc *mdoc) |
mdoc_action_post(struct mdoc *mdoc) |
{ |
{ |
|
|
|
if (MDOC_ACTED & mdoc->last->flags) |
|
return(1); |
|
mdoc->last->flags |= MDOC_ACTED; |
|
|
if (MDOC_TEXT == mdoc->last->type) |
if (MDOC_TEXT == mdoc->last->type) |
return(1); |
return(1); |