-/* $Id: mdoc_action.c,v 1.77 2010/07/26 13:45:49 kristaps Exp $ */
+/* $Id: mdoc_action.c,v 1.83 2010/11/29 14:56:43 kristaps Exp $ */
/*
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
*
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_dd(POST_ARGS);
static int post_display(POST_ARGS);
static int post_dt(POST_ARGS);
-static int post_lb(POST_ARGS);
-static int post_li(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);
{ 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 */
{ 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 }, /* Ft */
{ NULL, NULL }, /* Ic */
{ NULL, NULL }, /* In */
- { NULL, post_li }, /* Li */
+ { NULL, NULL }, /* Li */
{ NULL, NULL }, /* Nd */
{ NULL, post_nm }, /* Nm */
{ NULL, NULL }, /* Op */
{ 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 */
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
}
-/*
- * 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, *q;
- char *buf;
- size_t sz;
-
- if (n->child) {
- assert(MDOC_TEXT == n->child->type);
- p = mdoc_a2att(n->child->string);
- if (p) {
- free(n->child->string);
- n->child->string = mandoc_strdup(p);
- } else {
- p = "AT&T UNIX ";
- q = n->child->string;
- sz = strlen(p) + strlen(q) + 1;
- buf = mandoc_malloc(sz);
- strlcpy(buf, p, sz);
- strlcat(buf, q, sz);
- free(n->child->string);
- n->child->string = buf;
- }
- return(1);
- }
-
- nn = n;
- m->next = MDOC_NEXT_CHILD;
- if ( ! mdoc_word_alloc(m, nn->line, nn->pos, "AT&T UNIX"))
- 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;
-
- /*
- * Switch the parser's SYNOPSIS mode, to be copied
- * into individual nodes when creating them.
- * Note that this mode can also be set and unset
- * using the roff nS register.
- */
- if (SEC_SYNOPSIS == sec)
- m->flags |= MDOC_SYNOPSIS;
- else
- m->flags &= ~MDOC_SYNOPSIS;
-
- /* Some sections only live in certain manual sections. */
-
- switch ((m->lastsec = sec)) {
- case (SEC_RETURN_VALUES):
- /* FALLTHROUGH */
- case (SEC_ERRORS):
- assert(m->meta.msec);
- if (*m->meta.msec == '2')
- break;
- if (*m->meta.msec == '3')
- break;
- if (*m->meta.msec == '9')
- break;
- return(mdoc_nmsg(m, n, MANDOCERR_SECMSEC));
- default:
- break;
- }
- return(1);
-}
-
-
/*
* Parse out the contents of `Dt'. See in-line documentation for how we
* handle the various fields of this macro.
assert(MDOC_BLOCK == nn->type);
nn = nn->head->child;
+ 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;
}
-/*
- * Empty `Li' macros get an empty string to make front-ends add an extra
- * space.
- */
-static int
-post_li(POST_ARGS)
-{
- struct mdoc_node *np;
-
- if (n->child)
- return(1);
-
- np = n;
- m->next = MDOC_NEXT_CHILD;
- 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;
- return(1);
-}
-
-
/*
* Parse the date field in `Dd'.
*/
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