-/* $Id: mdoc_action.c,v 1.55 2010/05/12 08:41:17 kristaps Exp $ */
+/* $Id: mdoc_action.c,v 1.85 2010/11/29 16:06:46 kristaps Exp $ */
/*
- * 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
* purpose with or without fee is hereby granted, provided that the above
#include <string.h>
#include <time.h>
+#include "mandoc.h"
#include "libmdoc.h"
#include "libmandoc.h"
+/*
+ * FIXME: this file is deprecated. All future "actions" should be
+ * pushed into mdoc_validate.c.
+ */
+
#define POST_ARGS struct mdoc *m, struct mdoc_node *n
-#define PRE_ARGS struct mdoc *m, const struct mdoc_node *n
+#define PRE_ARGS struct mdoc *m, struct mdoc_node *n
#define NUMSIZ 32
#define DATESIZ 32
static int concat(struct mdoc *, char *,
const struct mdoc_node *, size_t);
-static inline int order_rs(enum mdoct);
-static int post_ar(POST_ARGS);
-static int post_at(POST_ARGS);
static int post_bl(POST_ARGS);
static int post_bl_head(POST_ARGS);
static int post_bl_tagwidth(POST_ARGS);
static int post_bl_width(POST_ARGS);
static int post_dd(POST_ARGS);
-static int post_display(POST_ARGS);
static int post_dt(POST_ARGS);
-static int post_lb(POST_ARGS);
-static int post_nm(POST_ARGS);
static int post_os(POST_ARGS);
-static int post_pa(POST_ARGS);
static int post_prol(POST_ARGS);
-static int post_rs(POST_ARGS);
-static int post_sh(POST_ARGS);
-static int post_st(POST_ARGS);
static int post_std(POST_ARGS);
-static int pre_bd(PRE_ARGS);
-static int pre_bl(PRE_ARGS);
-static int pre_dl(PRE_ARGS);
-static int pre_offset(PRE_ARGS);
-
static const struct actions mdoc_actions[MDOC_MAX] = {
{ NULL, NULL }, /* Ap */
{ NULL, post_dd }, /* Dd */
{ NULL, post_dt }, /* Dt */
{ NULL, post_os }, /* Os */
- { NULL, post_sh }, /* Sh */
+ { NULL, NULL }, /* Sh */
{ NULL, NULL }, /* Ss */
{ NULL, NULL }, /* Pp */
{ NULL, NULL }, /* D1 */
- { pre_dl, post_display }, /* Dl */
- { pre_bd, post_display }, /* Bd */
+ { NULL, NULL }, /* Dl */
+ { NULL, NULL }, /* Bd */
{ NULL, NULL }, /* Ed */
- { pre_bl, post_bl }, /* Bl */
+ { NULL, post_bl }, /* Bl */
{ NULL, NULL }, /* El */
{ NULL, NULL }, /* It */
{ NULL, NULL }, /* Ad */
{ NULL, NULL }, /* An */
- { NULL, post_ar }, /* Ar */
+ { NULL, NULL }, /* Ar */
{ NULL, NULL }, /* Cd */
{ NULL, NULL }, /* Cm */
{ NULL, NULL }, /* Dv */
{ NULL, NULL }, /* In */
{ NULL, NULL }, /* Li */
{ NULL, NULL }, /* Nd */
- { NULL, post_nm }, /* Nm */
+ { NULL, NULL }, /* Nm */
{ NULL, NULL }, /* Op */
{ NULL, NULL }, /* Ot */
- { NULL, post_pa }, /* Pa */
+ { NULL, NULL }, /* Pa */
{ NULL, post_std }, /* Rv */
- { NULL, post_st }, /* St */
+ { NULL, NULL }, /* St */
{ NULL, NULL }, /* Va */
{ NULL, NULL }, /* Vt */
{ NULL, NULL }, /* Xr */
{ NULL, NULL }, /* Ac */
{ NULL, NULL }, /* Ao */
{ NULL, NULL }, /* Aq */
- { NULL, post_at }, /* At */
+ { NULL, NULL }, /* At */
{ NULL, NULL }, /* Bc */
{ NULL, NULL }, /* Bf */
{ NULL, NULL }, /* Bo */
{ NULL, NULL }, /* Qo */
{ NULL, NULL }, /* Qq */
{ NULL, NULL }, /* Re */
- { NULL, post_rs }, /* Rs */
+ { NULL, NULL }, /* Rs */
{ NULL, NULL }, /* Sc */
{ NULL, NULL }, /* So */
{ NULL, NULL }, /* Sq */
{ NULL, NULL }, /* Hf */
{ NULL, NULL }, /* Fr */
{ NULL, NULL }, /* Ud */
- { NULL, post_lb }, /* Lb */
+ { NULL, NULL }, /* Lb */
{ NULL, NULL }, /* Lp */
{ NULL, NULL }, /* Lk */
{ NULL, NULL }, /* Mt */
{ NULL, NULL }, /* br */
{ NULL, NULL }, /* sp */
{ NULL, NULL }, /* %U */
-};
-
-#define RSORD_MAX 14
-
-static const enum mdoct rsord[RSORD_MAX] = {
- MDOC__A,
- MDOC__T,
- MDOC__B,
- MDOC__I,
- MDOC__J,
- MDOC__R,
- MDOC__N,
- MDOC__V,
- MDOC__P,
- MDOC__Q,
- MDOC__D,
- MDOC__O,
- MDOC__C,
- MDOC__U
+ { NULL, NULL }, /* Ta */
};
int
-mdoc_action_pre(struct mdoc *m, const struct mdoc_node *n)
+mdoc_action_pre(struct mdoc *m, struct mdoc_node *n)
{
switch (n->type) {
p[0] = '\0';
for ( ; n; n = n->next) {
assert(MDOC_TEXT == n->type);
- if (strlcat(p, n->string, sz) >= sz)
- return(mdoc_nerr(m, n, ETOOLONG));
+ /*
+ * XXX: yes, these can technically be resized, but it's
+ * highly unlikely that we're going to get here, so let
+ * it slip for now.
+ */
+ if (strlcat(p, n->string, sz) >= sz) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
if (NULL == n->next)
continue;
- if (strlcat(p, " ", sz) >= sz)
- return(mdoc_nerr(m, n, ETOOLONG));
+ if (strlcat(p, " ", sz) >= sz) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
}
return(1);
static int
post_std(POST_ARGS)
{
- struct mdoc_node *nn;
+ struct mdoc_node *nn;
if (n->child)
return(1);
+ if (NULL == m->meta.name)
+ return(1);
nn = n;
m->next = MDOC_NEXT_CHILD;
- assert(m->meta.name);
- if ( ! mdoc_word_alloc(m, n->line, n->pos, m->meta.name))
- return(0);
- m->last = nn;
- return(1);
-}
-
-
-/*
- * The `Nm' macro's first use sets the name of the document. See also
- * post_std(), etc.
- */
-static int
-post_nm(POST_ARGS)
-{
- char buf[BUFSIZ];
-
- if (m->meta.name)
- return(1);
- if ( ! concat(m, buf, n->child, BUFSIZ))
- return(0);
- m->meta.name = mandoc_strdup(buf);
- return(1);
-}
-
-/*
- * Look up the value of `Lb' for matching predefined strings. If it has
- * one, then substitute the current value for the formatted value. Note
- * that the lookup may fail (we can provide arbitrary strings).
- */
-/* ARGSUSED */
-static int
-post_lb(POST_ARGS)
-{
- const char *p;
- char *buf;
- size_t sz;
-
- assert(MDOC_TEXT == n->child->type);
- p = mdoc_a2lib(n->child->string);
-
- if (p) {
- free(n->child->string);
- n->child->string = mandoc_strdup(p);
- return(1);
- }
-
- sz = strlen(n->child->string) +
- 2 + strlen("\\(lqlibrary\\(rq");
- buf = mandoc_malloc(sz);
- snprintf(buf, sz, "library \\(lq%s\\(rq", n->child->string);
- free(n->child->string);
- n->child->string = buf;
- return(1);
-}
-
-
-/*
- * Substitute the value of `St' for the corresponding formatted string.
- * We're guaranteed that this exists (it's been verified during the
- * validation phase).
- */
-/* ARGSUSED */
-static int
-post_st(POST_ARGS)
-{
- const char *p;
-
- assert(MDOC_TEXT == n->child->type);
- p = mdoc_a2st(n->child->string);
- assert(p);
- free(n->child->string);
- n->child->string = mandoc_strdup(p);
- return(1);
-}
-
-
-/*
- * Look up the standard string in a table. We know that it exists from
- * the validation phase, so assert on failure. If a standard key wasn't
- * supplied, supply the default ``AT&T UNIX''.
- */
-static int
-post_at(POST_ARGS)
-{
- struct mdoc_node *nn;
- const char *p;
-
- if (n->child) {
- assert(MDOC_TEXT == n->child->type);
- p = mdoc_a2att(n->child->string);
- assert(p);
- free(n->child->string);
- n->child->string = mandoc_strdup(p);
- return(1);
- }
-
- nn = n;
- m->next = MDOC_NEXT_CHILD;
- if ( ! mdoc_word_alloc(m, nn->line, nn->pos, "AT&T UNIX"))
+ if ( ! mdoc_word_alloc(m, n->line, n->pos, m->meta.name))
return(0);
m->last = nn;
return(1);
}
-
-/*
- * Mark the current section. The ``named'' section (lastnamed) is set
- * whenever the current section isn't a custom section--we use this to
- * keep track of section ordering. Also check that the section is
- * allowed within the document's manual section.
- */
-static int
-post_sh(POST_ARGS)
-{
- enum mdoc_sec sec;
- char buf[BUFSIZ];
-
- if (MDOC_HEAD != n->type)
- return(1);
-
- if ( ! concat(m, buf, n->child, BUFSIZ))
- return(0);
- sec = mdoc_str2sec(buf);
- /*
- * The first section should always make us move into a non-new
- * state.
- */
- if (SEC_NONE == m->lastnamed || SEC_CUSTOM != sec)
- m->lastnamed = sec;
-
- /* Some sections only live in certain manual sections. */
-
- switch ((m->lastsec = sec)) {
- case (SEC_RETURN_VALUES):
- /* FALLTHROUGH */
- case (SEC_ERRORS):
- switch (m->meta.msec) {
- case (2):
- /* FALLTHROUGH */
- case (3):
- /* FALLTHROUGH */
- case (9):
- break;
- default:
- return(mdoc_nwarn(m, n, EBADSEC));
- }
- break;
- default:
- break;
- }
- return(1);
-}
-
-
/*
* Parse out the contents of `Dt'. See in-line documentation for how we
* handle the various fields of this macro.
{
struct mdoc_node *nn;
const char *cp;
- char *ep;
- long lval;
if (m->meta.title)
free(m->meta.title);
free(m->meta.arch);
m->meta.title = m->meta.vol = m->meta.arch = NULL;
- m->meta.msec = 0;
-
/* Handles: `.Dt'
* --> title = unknown, volume = local, msec = 0, arch = NULL
*/
if (NULL == (nn = n->child)) {
/* XXX: make these macro values. */
- m->meta.title = mandoc_strdup("unknown");
- m->meta.vol = mandoc_strdup("local");
+ /* FIXME: warn about missing values. */
+ m->meta.title = mandoc_strdup("UNKNOWN");
+ m->meta.vol = mandoc_strdup("LOCAL");
+ m->meta.msec = mandoc_strdup("1");
return(post_prol(m, n));
}
* --> title = TITLE, volume = local, msec = 0, arch = NULL
*/
- m->meta.title = mandoc_strdup(nn->string);
+ m->meta.title = mandoc_strdup
+ ('\0' == nn->string[0] ? "UNKNOWN" : nn->string);
if (NULL == (nn = nn->next)) {
+ /* FIXME: warn about missing msec. */
/* XXX: make this a macro value. */
- m->meta.vol = mandoc_strdup("local");
+ m->meta.vol = mandoc_strdup("LOCAL");
+ m->meta.msec = mandoc_strdup("1");
return(post_prol(m, n));
}
cp = mdoc_a2msec(nn->string);
if (cp) {
- /* FIXME: where is strtonum!? */
m->meta.vol = mandoc_strdup(cp);
- lval = strtol(nn->string, &ep, 10);
- if (nn->string[0] != '\0' && *ep == '\0')
- m->meta.msec = (int)lval;
- } else
+ m->meta.msec = mandoc_strdup(nn->string);
+ } else if (mdoc_nmsg(m, n, MANDOCERR_BADMSEC)) {
m->meta.vol = mandoc_strdup(nn->string);
+ m->meta.msec = mandoc_strdup(nn->string);
+ } else
+ return(0);
if (NULL == (nn = nn->next))
return(post_prol(m, n));
free(m->meta.vol);
m->meta.vol = mandoc_strdup(cp);
} else {
+ /* FIXME: warn about bad arch. */
cp = mdoc_a2arch(nn->string);
if (NULL == cp) {
free(m->meta.vol);
if ( ! concat(m, buf, n->child, BUFSIZ))
return(0);
+ /* XXX: yes, these can all be dynamically-adjusted buffers, but
+ * it's really not worth the extra hackery.
+ */
+
if ('\0' == buf[0]) {
#ifdef OSNAME
- if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ)
- return(mdoc_nerr(m, n, EUTSNAME));
+ if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
#else /*!OSNAME */
if (-1 == uname(&utsname))
- return(mdoc_nerr(m, n, EUTSNAME));
- if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ)
- return(mdoc_nerr(m, n, ETOOLONG));
- if (strlcat(buf, " ", 64) >= BUFSIZ)
- return(mdoc_nerr(m, n, ETOOLONG));
- if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ)
- return(mdoc_nerr(m, n, ETOOLONG));
+ return(mdoc_nmsg(m, n, MANDOCERR_UTSNAME));
+
+ if (strlcat(buf, utsname.sysname, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
+ if (strlcat(buf, " ", 64) >= BUFSIZ) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
+ if (strlcat(buf, utsname.release, BUFSIZ) >= BUFSIZ) {
+ mdoc_nmsg(m, n, MANDOCERR_MEM);
+ return(0);
+ }
#endif /*!OSNAME*/
}
post_bl_tagwidth(POST_ARGS)
{
struct mdoc_node *nn;
- size_t sz;
+ size_t sz, ssz;
int i;
char buf[NUMSIZ];
- /* Defaults to ten ens. */
+ sz = 10;
- sz = 10; /* XXX: make this a macro value. */
- nn = n->body->child;
+ for (nn = n->body->child; nn; nn = nn->next) {
+ if (MDOC_It != nn->tok)
+ continue;
- if (nn) {
assert(MDOC_BLOCK == nn->type);
- assert(MDOC_It == nn->tok);
nn = nn->head->child;
- if (MDOC_TEXT != nn->type) {
- sz = mdoc_macro2len(nn->tok);
- if (sz == 0) {
- if ( ! mdoc_nwarn(m, n, ENOWIDTH))
- return(0);
- sz = 10;
- }
- } else
+
+ if (nn == NULL) {
+ /* No -width for .Bl and first .It is emtpy */
+ if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
+ return(0);
+ break;
+ }
+
+ if (MDOC_TEXT == nn->type) {
sz = strlen(nn->string) + 1;
+ break;
+ }
+
+ if (0 != (ssz = mdoc_macro2len(nn->tok)))
+ sz = ssz;
+ else if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
+ return(0);
+
+ break;
}
+ /* Defaults to ten ens. */
+
snprintf(buf, NUMSIZ, "%zun", sz);
/*
* We're guaranteed that a MDOC_Width doesn't already exist.
*/
- nn = n;
- assert(nn->args);
- i = (int)(nn->args->argc)++;
-
- nn->args->argv = mandoc_realloc(nn->args->argv,
- nn->args->argc * sizeof(struct mdoc_argv));
-
- nn->args->argv[i].arg = MDOC_Width;
- nn->args->argv[i].line = n->line;
- nn->args->argv[i].pos = n->pos;
- nn->args->argv[i].sz = 1;
- nn->args->argv[i].value = mandoc_malloc(sizeof(char *));
- nn->args->argv[i].value[0] = mandoc_strdup(buf);
+ assert(n->args);
+ i = (int)(n->args->argc)++;
+
+ n->args->argv = mandoc_realloc(n->args->argv,
+ n->args->argc * sizeof(struct mdoc_argv));
+
+ n->args->argv[i].arg = MDOC_Width;
+ n->args->argv[i].line = n->line;
+ n->args->argv[i].pos = n->pos;
+ n->args->argv[i].sz = 1;
+ n->args->argv[i].value = mandoc_malloc(sizeof(char *));
+ n->args->argv[i].value[0] = mandoc_strdup(buf);
+
+ /* Set our width! */
+ n->data.Bl->width = n->args->argv[i].value[0];
return(1);
}
int i;
enum mdoct tok;
char buf[NUMSIZ];
- char *p;
-
- if (NULL == n->args)
- return(1);
-
- for (i = 0; i < (int)n->args->argc; i++)
- if (MDOC_Width == n->args->argv[i].arg)
- break;
-
- if (i == (int)n->args->argc)
- return(1);
- p = n->args->argv[i].value[0];
/*
* If the value to -width is a macro, then we re-write it to be
* the macro's width as set in share/tmac/mdoc/doc-common.
*/
- if (0 == strcmp(p, "Ds"))
- /* XXX: make into a macro. */
+ if (0 == strcmp(n->data.Bl->width, "Ds"))
width = 6;
- else if (MDOC_MAX == (tok = mdoc_hash_find(p)))
+ else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
return(1);
else if (0 == (width = mdoc_macro2len(tok)))
- return(mdoc_nwarn(m, n, ENOWIDTH));
+ return(mdoc_nmsg(m, n, MANDOCERR_BADWIDTH));
/* The value already exists: free and reallocate it. */
+ assert(n->args);
+
+ for (i = 0; i < (int)n->args->argc; i++)
+ if (MDOC_Width == n->args->argv[i].arg)
+ break;
+
+ assert(i < (int)n->args->argc);
+
snprintf(buf, NUMSIZ, "%zun", width);
free(n->args->argv[i].value[0]);
n->args->argv[i].value[0] = mandoc_strdup(buf);
+
+ /* Set our width! */
+ n->data.Bl->width = n->args->argv[i].value[0];
return(1);
}
int i, c;
struct mdoc_node *np, *nn, *nnp;
- if (NULL == n->child)
+ if (LIST_column != n->data.Bl->type)
+ return(1);
+ else if (NULL == n->child)
return(1);
np = n->parent;
if (MDOC_Column == np->args->argv[c].arg)
break;
- if (c == (int)np->args->argc)
- return(1);
+ assert(c < (int)np->args->argc);
assert(0 == np->args->argv[c].sz);
/*
np->args->argv[c].value = mandoc_malloc
((size_t)n->nchild * sizeof(char *));
+ n->data.Bl->ncols = np->args->argv[c].sz;
+ n->data.Bl->cols = (const char **)np->args->argv[c].value;
+
for (i = 0, nn = n->child; nn; i++) {
np->args->argv[c].value[i] = nn->string;
nn->string = NULL;
static int
post_bl(POST_ARGS)
{
- int i, r, len;
if (MDOC_HEAD == n->type)
return(post_bl_head(m, n));
* rewritten into real lengths).
*/
- len = (int)(n->args ? n->args->argc : 0);
-
- for (r = i = 0; i < len; i++) {
- if (MDOC_Tag == n->args->argv[i].arg)
- r |= 1 << 0;
- if (MDOC_Width == n->args->argv[i].arg)
- r |= 1 << 1;
- }
-
- if (r & (1 << 0) && ! (r & (1 << 1))) {
+ if (LIST_tag == n->data.Bl->type && NULL == n->data.Bl->width) {
if ( ! post_bl_tagwidth(m, n))
return(0);
- } else if (r & (1 << 1))
+ } else if (NULL != n->data.Bl->width) {
if ( ! post_bl_width(m, n))
return(0);
-
- return(1);
-}
-
-
-/*
- * The `Pa' macro defaults to a tilde if no value is provided as an
- * argument.
- */
-static int
-post_pa(POST_ARGS)
-{
- struct mdoc_node *np;
-
- if (n->child)
+ } else
return(1);
-
- np = n;
- m->next = MDOC_NEXT_CHILD;
- /* XXX: make into macro value. */
- if ( ! mdoc_word_alloc(m, n->line, n->pos, "~"))
- return(0);
- m->last = np;
- return(1);
-}
-
-
-/*
- * The `Ar' macro defaults to two strings "file ..." if no value is
- * provided as an argument.
- */
-static int
-post_ar(POST_ARGS)
-{
- struct mdoc_node *np;
- if (n->child)
- return(1);
-
- np = n;
- m->next = MDOC_NEXT_CHILD;
- /* XXX: make into macro values. */
- if ( ! mdoc_word_alloc(m, n->line, n->pos, "file"))
- return(0);
- if ( ! mdoc_word_alloc(m, n->line, n->pos, "..."))
- return(0);
- m->last = np;
+ assert(n->data.Bl->width);
return(1);
}
-
/*
* Parse the date field in `Dd'.
*/
{
char buf[DATESIZ];
+ if (NULL == n->child) {
+ m->meta.date = time(NULL);
+ return(post_prol(m, n));
+ }
+
if ( ! concat(m, buf, n->child, DATESIZ))
return(0);
(MTIME_MDOCDATE | MTIME_CANONICAL, buf);
if (0 == m->meta.date) {
- if ( ! mdoc_nwarn(m, n, EBADDATE))
+ if ( ! mdoc_nmsg(m, n, MANDOCERR_BADDATE))
return(0);
m->meta.date = time(NULL);
}
m->flags |= MDOC_PBODY;
return(1);
}
-
-
-/*
- * Trigger a literal context.
- */
-static int
-pre_dl(PRE_ARGS)
-{
-
- if (MDOC_BODY == n->type)
- m->flags |= MDOC_LITERAL;
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-pre_offset(PRE_ARGS)
-{
- int i;
-
- /*
- * Make sure that an empty offset produces an 8n length space as
- * stipulated by mdoc.samples.
- */
-
- assert(n->args);
- for (i = 0; i < (int)n->args->argc; i++) {
- if (MDOC_Offset != n->args->argv[i].arg)
- continue;
- if (n->args->argv[i].sz)
- break;
- assert(1 == n->args->refcnt);
- /* If no value set, length of <string>. */
- n->args->argv[i].sz++;
- n->args->argv[i].value = mandoc_malloc(sizeof(char *));
- n->args->argv[i].value[0] = mandoc_strdup("8n");
- break;
- }
-
- return(1);
-}
-
-
-static int
-pre_bl(PRE_ARGS)
-{
-
- return(MDOC_BLOCK == n->type ? pre_offset(m, n) : 1);
-}
-
-
-static int
-pre_bd(PRE_ARGS)
-{
- int i;
-
- if (MDOC_BLOCK == n->type)
- return(pre_offset(m, n));
- if (MDOC_BODY != n->type)
- return(1);
-
- /* Enter literal context if `Bd -literal' or `-unfilled'. */
-
- for (n = n->parent, i = 0; i < (int)n->args->argc; i++)
- if (MDOC_Literal == n->args->argv[i].arg)
- m->flags |= MDOC_LITERAL;
- else if (MDOC_Unfilled == n->args->argv[i].arg)
- m->flags |= MDOC_LITERAL;
-
- return(1);
-}
-
-
-static int
-post_display(POST_ARGS)
-{
-
- if (MDOC_BODY == n->type)
- m->flags &= ~MDOC_LITERAL;
- return(1);
-}
-
-
-static inline int
-order_rs(enum mdoct t)
-{
- int i;
-
- for (i = 0; i < (int)RSORD_MAX; i++)
- if (rsord[i] == t)
- return(i);
-
- abort();
- /* NOTREACHED */
-}
-
-
-/* ARGSUSED */
-static int
-post_rs(POST_ARGS)
-{
- struct mdoc_node *nn, *next, *prev;
- int o;
-
- if (MDOC_BLOCK != n->type)
- return(1);
-
- assert(n->body->child);
- for (next = NULL, nn = n->body->child->next; nn; nn = next) {
- o = order_rs(nn->tok);
-
- /* Remove `nn' from the chain. */
- next = nn->next;
- if (next)
- next->prev = nn->prev;
-
- prev = nn->prev;
- if (prev)
- prev->next = nn->next;
-
- nn->prev = nn->next = NULL;
-
- /*
- * Scan back until we reach a node that's ordered before
- * us, then set ourselves as being the next.
- */
- for ( ; prev; prev = prev->prev)
- if (order_rs(prev->tok) <= o)
- break;
-
- nn->prev = prev;
- if (prev) {
- if (prev->next)
- prev->next->prev = nn;
- nn->next = prev->next;
- prev->next = nn;
- continue;
- }
-
- n->body->child->prev = nn;
- nn->next = n->body->child;
- n->body->child = nn;
- }
- return(1);
-}
git.ckatri.com / mandoc.git / blobdiff