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-rw-r--r--contrib/mdocml/mdoc_html.c2281
1 files changed, 2281 insertions, 0 deletions
diff --git a/contrib/mdocml/mdoc_html.c b/contrib/mdocml/mdoc_html.c
new file mode 100644
index 0000000..a7aa722
--- /dev/null
+++ b/contrib/mdocml/mdoc_html.c
@@ -0,0 +1,2281 @@
+/* $Id: mdoc_html.c,v 1.186 2013/12/24 20:45:27 schwarze Exp $ */
+/*
+ * Copyright (c) 2008, 2009, 2010, 2011 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
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/types.h>
+
+#include <assert.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "mandoc.h"
+#include "out.h"
+#include "html.h"
+#include "mdoc.h"
+#include "main.h"
+
+#define INDENT 5
+
+#define MDOC_ARGS const struct mdoc_meta *meta, \
+ const struct mdoc_node *n, \
+ struct html *h
+
+#ifndef MIN
+#define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b))
+#endif
+
+struct htmlmdoc {
+ int (*pre)(MDOC_ARGS);
+ void (*post)(MDOC_ARGS);
+};
+
+static void print_mdoc(MDOC_ARGS);
+static void print_mdoc_head(MDOC_ARGS);
+static void print_mdoc_node(MDOC_ARGS);
+static void print_mdoc_nodelist(MDOC_ARGS);
+static void synopsis_pre(struct html *,
+ const struct mdoc_node *);
+
+static void a2width(const char *, struct roffsu *);
+static void a2offs(const char *, struct roffsu *);
+
+static void mdoc_root_post(MDOC_ARGS);
+static int mdoc_root_pre(MDOC_ARGS);
+
+static void mdoc__x_post(MDOC_ARGS);
+static int mdoc__x_pre(MDOC_ARGS);
+static int mdoc_ad_pre(MDOC_ARGS);
+static int mdoc_an_pre(MDOC_ARGS);
+static int mdoc_ap_pre(MDOC_ARGS);
+static int mdoc_ar_pre(MDOC_ARGS);
+static int mdoc_bd_pre(MDOC_ARGS);
+static int mdoc_bf_pre(MDOC_ARGS);
+static void mdoc_bk_post(MDOC_ARGS);
+static int mdoc_bk_pre(MDOC_ARGS);
+static int mdoc_bl_pre(MDOC_ARGS);
+static int mdoc_bt_pre(MDOC_ARGS);
+static int mdoc_bx_pre(MDOC_ARGS);
+static int mdoc_cd_pre(MDOC_ARGS);
+static int mdoc_d1_pre(MDOC_ARGS);
+static int mdoc_dv_pre(MDOC_ARGS);
+static int mdoc_fa_pre(MDOC_ARGS);
+static int mdoc_fd_pre(MDOC_ARGS);
+static int mdoc_fl_pre(MDOC_ARGS);
+static int mdoc_fn_pre(MDOC_ARGS);
+static int mdoc_ft_pre(MDOC_ARGS);
+static int mdoc_em_pre(MDOC_ARGS);
+static int mdoc_er_pre(MDOC_ARGS);
+static int mdoc_ev_pre(MDOC_ARGS);
+static int mdoc_ex_pre(MDOC_ARGS);
+static void mdoc_fo_post(MDOC_ARGS);
+static int mdoc_fo_pre(MDOC_ARGS);
+static int mdoc_ic_pre(MDOC_ARGS);
+static int mdoc_igndelim_pre(MDOC_ARGS);
+static int mdoc_in_pre(MDOC_ARGS);
+static int mdoc_it_pre(MDOC_ARGS);
+static int mdoc_lb_pre(MDOC_ARGS);
+static int mdoc_li_pre(MDOC_ARGS);
+static int mdoc_lk_pre(MDOC_ARGS);
+static int mdoc_mt_pre(MDOC_ARGS);
+static int mdoc_ms_pre(MDOC_ARGS);
+static int mdoc_nd_pre(MDOC_ARGS);
+static int mdoc_nm_pre(MDOC_ARGS);
+static int mdoc_ns_pre(MDOC_ARGS);
+static int mdoc_pa_pre(MDOC_ARGS);
+static void mdoc_pf_post(MDOC_ARGS);
+static int mdoc_pp_pre(MDOC_ARGS);
+static void mdoc_quote_post(MDOC_ARGS);
+static int mdoc_quote_pre(MDOC_ARGS);
+static int mdoc_rs_pre(MDOC_ARGS);
+static int mdoc_rv_pre(MDOC_ARGS);
+static int mdoc_sh_pre(MDOC_ARGS);
+static int mdoc_sm_pre(MDOC_ARGS);
+static int mdoc_sp_pre(MDOC_ARGS);
+static int mdoc_ss_pre(MDOC_ARGS);
+static int mdoc_sx_pre(MDOC_ARGS);
+static int mdoc_sy_pre(MDOC_ARGS);
+static int mdoc_ud_pre(MDOC_ARGS);
+static int mdoc_va_pre(MDOC_ARGS);
+static int mdoc_vt_pre(MDOC_ARGS);
+static int mdoc_xr_pre(MDOC_ARGS);
+static int mdoc_xx_pre(MDOC_ARGS);
+
+static const struct htmlmdoc mdocs[MDOC_MAX] = {
+ {mdoc_ap_pre, NULL}, /* Ap */
+ {NULL, NULL}, /* Dd */
+ {NULL, NULL}, /* Dt */
+ {NULL, NULL}, /* Os */
+ {mdoc_sh_pre, NULL }, /* Sh */
+ {mdoc_ss_pre, NULL }, /* Ss */
+ {mdoc_pp_pre, NULL}, /* Pp */
+ {mdoc_d1_pre, NULL}, /* D1 */
+ {mdoc_d1_pre, NULL}, /* Dl */
+ {mdoc_bd_pre, NULL}, /* Bd */
+ {NULL, NULL}, /* Ed */
+ {mdoc_bl_pre, NULL}, /* Bl */
+ {NULL, NULL}, /* El */
+ {mdoc_it_pre, NULL}, /* It */
+ {mdoc_ad_pre, NULL}, /* Ad */
+ {mdoc_an_pre, NULL}, /* An */
+ {mdoc_ar_pre, NULL}, /* Ar */
+ {mdoc_cd_pre, NULL}, /* Cd */
+ {mdoc_fl_pre, NULL}, /* Cm */
+ {mdoc_dv_pre, NULL}, /* Dv */
+ {mdoc_er_pre, NULL}, /* Er */
+ {mdoc_ev_pre, NULL}, /* Ev */
+ {mdoc_ex_pre, NULL}, /* Ex */
+ {mdoc_fa_pre, NULL}, /* Fa */
+ {mdoc_fd_pre, NULL}, /* Fd */
+ {mdoc_fl_pre, NULL}, /* Fl */
+ {mdoc_fn_pre, NULL}, /* Fn */
+ {mdoc_ft_pre, NULL}, /* Ft */
+ {mdoc_ic_pre, NULL}, /* Ic */
+ {mdoc_in_pre, NULL}, /* In */
+ {mdoc_li_pre, NULL}, /* Li */
+ {mdoc_nd_pre, NULL}, /* Nd */
+ {mdoc_nm_pre, NULL}, /* Nm */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Op */
+ {NULL, NULL}, /* Ot */
+ {mdoc_pa_pre, NULL}, /* Pa */
+ {mdoc_rv_pre, NULL}, /* Rv */
+ {NULL, NULL}, /* St */
+ {mdoc_va_pre, NULL}, /* Va */
+ {mdoc_vt_pre, NULL}, /* Vt */
+ {mdoc_xr_pre, NULL}, /* Xr */
+ {mdoc__x_pre, mdoc__x_post}, /* %A */
+ {mdoc__x_pre, mdoc__x_post}, /* %B */
+ {mdoc__x_pre, mdoc__x_post}, /* %D */
+ {mdoc__x_pre, mdoc__x_post}, /* %I */
+ {mdoc__x_pre, mdoc__x_post}, /* %J */
+ {mdoc__x_pre, mdoc__x_post}, /* %N */
+ {mdoc__x_pre, mdoc__x_post}, /* %O */
+ {mdoc__x_pre, mdoc__x_post}, /* %P */
+ {mdoc__x_pre, mdoc__x_post}, /* %R */
+ {mdoc__x_pre, mdoc__x_post}, /* %T */
+ {mdoc__x_pre, mdoc__x_post}, /* %V */
+ {NULL, NULL}, /* Ac */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Ao */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Aq */
+ {NULL, NULL}, /* At */
+ {NULL, NULL}, /* Bc */
+ {mdoc_bf_pre, NULL}, /* Bf */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Bo */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Bq */
+ {mdoc_xx_pre, NULL}, /* Bsx */
+ {mdoc_bx_pre, NULL}, /* Bx */
+ {NULL, NULL}, /* Db */
+ {NULL, NULL}, /* Dc */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Do */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Dq */
+ {NULL, NULL}, /* Ec */ /* FIXME: no space */
+ {NULL, NULL}, /* Ef */
+ {mdoc_em_pre, NULL}, /* Em */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Eo */
+ {mdoc_xx_pre, NULL}, /* Fx */
+ {mdoc_ms_pre, NULL}, /* Ms */
+ {mdoc_igndelim_pre, NULL}, /* No */
+ {mdoc_ns_pre, NULL}, /* Ns */
+ {mdoc_xx_pre, NULL}, /* Nx */
+ {mdoc_xx_pre, NULL}, /* Ox */
+ {NULL, NULL}, /* Pc */
+ {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Po */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Pq */
+ {NULL, NULL}, /* Qc */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Ql */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Qo */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Qq */
+ {NULL, NULL}, /* Re */
+ {mdoc_rs_pre, NULL}, /* Rs */
+ {NULL, NULL}, /* Sc */
+ {mdoc_quote_pre, mdoc_quote_post}, /* So */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Sq */
+ {mdoc_sm_pre, NULL}, /* Sm */
+ {mdoc_sx_pre, NULL}, /* Sx */
+ {mdoc_sy_pre, NULL}, /* Sy */
+ {NULL, NULL}, /* Tn */
+ {mdoc_xx_pre, NULL}, /* Ux */
+ {NULL, NULL}, /* Xc */
+ {NULL, NULL}, /* Xo */
+ {mdoc_fo_pre, mdoc_fo_post}, /* Fo */
+ {NULL, NULL}, /* Fc */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Oo */
+ {NULL, NULL}, /* Oc */
+ {mdoc_bk_pre, mdoc_bk_post}, /* Bk */
+ {NULL, NULL}, /* Ek */
+ {mdoc_bt_pre, NULL}, /* Bt */
+ {NULL, NULL}, /* Hf */
+ {NULL, NULL}, /* Fr */
+ {mdoc_ud_pre, NULL}, /* Ud */
+ {mdoc_lb_pre, NULL}, /* Lb */
+ {mdoc_pp_pre, NULL}, /* Lp */
+ {mdoc_lk_pre, NULL}, /* Lk */
+ {mdoc_mt_pre, NULL}, /* Mt */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Brq */
+ {mdoc_quote_pre, mdoc_quote_post}, /* Bro */
+ {NULL, NULL}, /* Brc */
+ {mdoc__x_pre, mdoc__x_post}, /* %C */
+ {NULL, NULL}, /* Es */ /* TODO */
+ {NULL, NULL}, /* En */ /* TODO */
+ {mdoc_xx_pre, NULL}, /* Dx */
+ {mdoc__x_pre, mdoc__x_post}, /* %Q */
+ {mdoc_sp_pre, NULL}, /* br */
+ {mdoc_sp_pre, NULL}, /* sp */
+ {mdoc__x_pre, mdoc__x_post}, /* %U */
+ {NULL, NULL}, /* Ta */
+};
+
+static const char * const lists[LIST_MAX] = {
+ NULL,
+ "list-bul",
+ "list-col",
+ "list-dash",
+ "list-diag",
+ "list-enum",
+ "list-hang",
+ "list-hyph",
+ "list-inset",
+ "list-item",
+ "list-ohang",
+ "list-tag"
+};
+
+void
+html_mdoc(void *arg, const struct mdoc *mdoc)
+{
+
+ print_mdoc(mdoc_meta(mdoc), mdoc_node(mdoc),
+ (struct html *)arg);
+ putchar('\n');
+}
+
+
+/*
+ * Calculate the scaling unit passed in a `-width' argument. This uses
+ * either a native scaling unit (e.g., 1i, 2m) or the string length of
+ * the value.
+ */
+static void
+a2width(const char *p, struct roffsu *su)
+{
+
+ if ( ! a2roffsu(p, su, SCALE_MAX)) {
+ su->unit = SCALE_BU;
+ su->scale = html_strlen(p);
+ }
+}
+
+
+/*
+ * See the same function in mdoc_term.c for documentation.
+ */
+static void
+synopsis_pre(struct html *h, const struct mdoc_node *n)
+{
+
+ if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
+ return;
+
+ if (n->prev->tok == n->tok &&
+ MDOC_Fo != n->tok &&
+ MDOC_Ft != n->tok &&
+ MDOC_Fn != n->tok) {
+ print_otag(h, TAG_BR, 0, NULL);
+ return;
+ }
+
+ switch (n->prev->tok) {
+ case (MDOC_Fd):
+ /* FALLTHROUGH */
+ case (MDOC_Fn):
+ /* FALLTHROUGH */
+ case (MDOC_Fo):
+ /* FALLTHROUGH */
+ case (MDOC_In):
+ /* FALLTHROUGH */
+ case (MDOC_Vt):
+ print_otag(h, TAG_P, 0, NULL);
+ break;
+ case (MDOC_Ft):
+ if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
+ print_otag(h, TAG_P, 0, NULL);
+ break;
+ }
+ /* FALLTHROUGH */
+ default:
+ print_otag(h, TAG_BR, 0, NULL);
+ break;
+ }
+}
+
+
+/*
+ * Calculate the scaling unit passed in an `-offset' argument. This
+ * uses either a native scaling unit (e.g., 1i, 2m), one of a set of
+ * predefined strings (indent, etc.), or the string length of the value.
+ */
+static void
+a2offs(const char *p, struct roffsu *su)
+{
+
+ /* FIXME: "right"? */
+
+ if (0 == strcmp(p, "left"))
+ SCALE_HS_INIT(su, 0);
+ else if (0 == strcmp(p, "indent"))
+ SCALE_HS_INIT(su, INDENT);
+ else if (0 == strcmp(p, "indent-two"))
+ SCALE_HS_INIT(su, INDENT * 2);
+ else if ( ! a2roffsu(p, su, SCALE_MAX))
+ SCALE_HS_INIT(su, html_strlen(p));
+}
+
+
+static void
+print_mdoc(MDOC_ARGS)
+{
+ struct tag *t, *tt;
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "mandoc");
+
+ if ( ! (HTML_FRAGMENT & h->oflags)) {
+ print_gen_decls(h);
+ t = print_otag(h, TAG_HTML, 0, NULL);
+ tt = print_otag(h, TAG_HEAD, 0, NULL);
+ print_mdoc_head(meta, n, h);
+ print_tagq(h, tt);
+ print_otag(h, TAG_BODY, 0, NULL);
+ print_otag(h, TAG_DIV, 1, &tag);
+ } else
+ t = print_otag(h, TAG_DIV, 1, &tag);
+
+ print_mdoc_nodelist(meta, n, h);
+ print_tagq(h, t);
+}
+
+
+/* ARGSUSED */
+static void
+print_mdoc_head(MDOC_ARGS)
+{
+
+ print_gen_head(h);
+ bufinit(h);
+ bufcat_fmt(h, "%s(%s)", meta->title, meta->msec);
+
+ if (meta->arch)
+ bufcat_fmt(h, " (%s)", meta->arch);
+
+ print_otag(h, TAG_TITLE, 0, NULL);
+ print_text(h, h->buf);
+}
+
+
+static void
+print_mdoc_nodelist(MDOC_ARGS)
+{
+
+ print_mdoc_node(meta, n, h);
+ if (n->next)
+ print_mdoc_nodelist(meta, n->next, h);
+}
+
+
+static void
+print_mdoc_node(MDOC_ARGS)
+{
+ int child;
+ struct tag *t;
+
+ child = 1;
+ t = h->tags.head;
+
+ switch (n->type) {
+ case (MDOC_ROOT):
+ child = mdoc_root_pre(meta, n, h);
+ break;
+ case (MDOC_TEXT):
+ /* No tables in this mode... */
+ assert(NULL == h->tblt);
+
+ /*
+ * Make sure that if we're in a literal mode already
+ * (i.e., within a <PRE>) don't print the newline.
+ */
+ if (' ' == *n->string && MDOC_LINE & n->flags)
+ if ( ! (HTML_LITERAL & h->flags))
+ print_otag(h, TAG_BR, 0, NULL);
+ if (MDOC_DELIMC & n->flags)
+ h->flags |= HTML_NOSPACE;
+ print_text(h, n->string);
+ if (MDOC_DELIMO & n->flags)
+ h->flags |= HTML_NOSPACE;
+ return;
+ case (MDOC_EQN):
+ print_eqn(h, n->eqn);
+ break;
+ case (MDOC_TBL):
+ /*
+ * This will take care of initialising all of the table
+ * state data for the first table, then tearing it down
+ * for the last one.
+ */
+ print_tbl(h, n->span);
+ return;
+ default:
+ /*
+ * Close out the current table, if it's open, and unset
+ * the "meta" table state. This will be reopened on the
+ * next table element.
+ */
+ if (h->tblt) {
+ print_tblclose(h);
+ t = h->tags.head;
+ }
+
+ assert(NULL == h->tblt);
+ if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
+ child = (*mdocs[n->tok].pre)(meta, n, h);
+ break;
+ }
+
+ if (HTML_KEEP & h->flags) {
+ if (n->prev ? (n->prev->lastline != n->line) :
+ (n->parent && n->parent->line != n->line)) {
+ h->flags &= ~HTML_KEEP;
+ h->flags |= HTML_PREKEEP;
+ }
+ }
+
+ if (child && n->child)
+ print_mdoc_nodelist(meta, n->child, h);
+
+ print_stagq(h, t);
+
+ switch (n->type) {
+ case (MDOC_ROOT):
+ mdoc_root_post(meta, n, h);
+ break;
+ case (MDOC_EQN):
+ break;
+ default:
+ if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
+ (*mdocs[n->tok].post)(meta, n, h);
+ break;
+ }
+}
+
+/* ARGSUSED */
+static void
+mdoc_root_post(MDOC_ARGS)
+{
+ struct htmlpair tag[3];
+ struct tag *t, *tt;
+
+ PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
+ PAIR_CLASS_INIT(&tag[1], "foot");
+ PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
+ t = print_otag(h, TAG_TABLE, 3, tag);
+ PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
+ print_otag(h, TAG_COL, 1, tag);
+ print_otag(h, TAG_COL, 1, tag);
+
+ print_otag(h, TAG_TBODY, 0, NULL);
+
+ tt = print_otag(h, TAG_TR, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag[0], "foot-date");
+ print_otag(h, TAG_TD, 1, tag);
+ print_text(h, meta->date);
+ print_stagq(h, tt);
+
+ PAIR_CLASS_INIT(&tag[0], "foot-os");
+ PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+ print_otag(h, TAG_TD, 2, tag);
+ print_text(h, meta->os);
+ print_tagq(h, t);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_root_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[3];
+ struct tag *t, *tt;
+ char b[BUFSIZ], title[BUFSIZ];
+
+ strlcpy(b, meta->vol, BUFSIZ);
+
+ if (meta->arch) {
+ strlcat(b, " (", BUFSIZ);
+ strlcat(b, meta->arch, BUFSIZ);
+ strlcat(b, ")", BUFSIZ);
+ }
+
+ snprintf(title, BUFSIZ - 1, "%s(%s)", meta->title, meta->msec);
+
+ PAIR_SUMMARY_INIT(&tag[0], "Document Header");
+ PAIR_CLASS_INIT(&tag[1], "head");
+ PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
+ t = print_otag(h, TAG_TABLE, 3, tag);
+ PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
+ print_otag(h, TAG_COL, 1, tag);
+ print_otag(h, TAG_COL, 1, tag);
+ print_otag(h, TAG_COL, 1, tag);
+
+ print_otag(h, TAG_TBODY, 0, NULL);
+
+ tt = print_otag(h, TAG_TR, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag[0], "head-ltitle");
+ print_otag(h, TAG_TD, 1, tag);
+ print_text(h, title);
+ print_stagq(h, tt);
+
+ PAIR_CLASS_INIT(&tag[0], "head-vol");
+ PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
+ print_otag(h, TAG_TD, 2, tag);
+ print_text(h, b);
+ print_stagq(h, tt);
+
+ PAIR_CLASS_INIT(&tag[0], "head-rtitle");
+ PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+ print_otag(h, TAG_TD, 2, tag);
+ print_text(h, title);
+ print_tagq(h, t);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_sh_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BLOCK == n->type) {
+ PAIR_CLASS_INIT(&tag, "section");
+ print_otag(h, TAG_DIV, 1, &tag);
+ return(1);
+ } else if (MDOC_BODY == n->type)
+ return(1);
+
+ bufinit(h);
+ bufcat(h, "x");
+
+ for (n = n->child; n && MDOC_TEXT == n->type; ) {
+ bufcat_id(h, n->string);
+ if (NULL != (n = n->next))
+ bufcat_id(h, " ");
+ }
+
+ if (NULL == n) {
+ PAIR_ID_INIT(&tag, h->buf);
+ print_otag(h, TAG_H1, 1, &tag);
+ } else
+ print_otag(h, TAG_H1, 0, NULL);
+
+ return(1);
+}
+
+/* ARGSUSED */
+static int
+mdoc_ss_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BLOCK == n->type) {
+ PAIR_CLASS_INIT(&tag, "subsection");
+ print_otag(h, TAG_DIV, 1, &tag);
+ return(1);
+ } else if (MDOC_BODY == n->type)
+ return(1);
+
+ bufinit(h);
+ bufcat(h, "x");
+
+ for (n = n->child; n && MDOC_TEXT == n->type; ) {
+ bufcat_id(h, n->string);
+ if (NULL != (n = n->next))
+ bufcat_id(h, " ");
+ }
+
+ if (NULL == n) {
+ PAIR_ID_INIT(&tag, h->buf);
+ print_otag(h, TAG_H2, 1, &tag);
+ } else
+ print_otag(h, TAG_H2, 0, NULL);
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_fl_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "flag");
+ print_otag(h, TAG_B, 1, &tag);
+
+ /* `Cm' has no leading hyphen. */
+
+ if (MDOC_Cm == n->tok)
+ return(1);
+
+ print_text(h, "\\-");
+
+ if (n->child)
+ h->flags |= HTML_NOSPACE;
+ else if (n->next && n->next->line == n->line)
+ h->flags |= HTML_NOSPACE;
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_nd_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BODY != n->type)
+ return(1);
+
+ /* XXX: this tag in theory can contain block elements. */
+
+ print_text(h, "\\(em");
+ PAIR_CLASS_INIT(&tag, "desc");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+static int
+mdoc_nm_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+ struct roffsu su;
+ int len;
+
+ switch (n->type) {
+ case (MDOC_ELEM):
+ synopsis_pre(h, n);
+ PAIR_CLASS_INIT(&tag, "name");
+ print_otag(h, TAG_B, 1, &tag);
+ if (NULL == n->child && meta->name)
+ print_text(h, meta->name);
+ return(1);
+ case (MDOC_HEAD):
+ print_otag(h, TAG_TD, 0, NULL);
+ if (NULL == n->child && meta->name)
+ print_text(h, meta->name);
+ return(1);
+ case (MDOC_BODY):
+ print_otag(h, TAG_TD, 0, NULL);
+ return(1);
+ default:
+ break;
+ }
+
+ synopsis_pre(h, n);
+ PAIR_CLASS_INIT(&tag, "synopsis");
+ print_otag(h, TAG_TABLE, 1, &tag);
+
+ for (len = 0, n = n->child; n; n = n->next)
+ if (MDOC_TEXT == n->type)
+ len += html_strlen(n->string);
+
+ if (0 == len && meta->name)
+ len = html_strlen(meta->name);
+
+ SCALE_HS_INIT(&su, (double)len);
+ bufinit(h);
+ bufcat_su(h, "width", &su);
+ PAIR_STYLE_INIT(&tag, h);
+ print_otag(h, TAG_COL, 1, &tag);
+ print_otag(h, TAG_COL, 0, NULL);
+ print_otag(h, TAG_TBODY, 0, NULL);
+ print_otag(h, TAG_TR, 0, NULL);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_xr_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+
+ if (NULL == n->child)
+ return(0);
+
+ PAIR_CLASS_INIT(&tag[0], "link-man");
+
+ if (h->base_man) {
+ buffmt_man(h, n->child->string,
+ n->child->next ?
+ n->child->next->string : NULL);
+ PAIR_HREF_INIT(&tag[1], h->buf);
+ print_otag(h, TAG_A, 2, tag);
+ } else
+ print_otag(h, TAG_A, 1, tag);
+
+ n = n->child;
+ print_text(h, n->string);
+
+ if (NULL == (n = n->next))
+ return(0);
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "(");
+ h->flags |= HTML_NOSPACE;
+ print_text(h, n->string);
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ")");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ns_pre(MDOC_ARGS)
+{
+
+ if ( ! (MDOC_LINE & n->flags))
+ h->flags |= HTML_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ar_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "arg");
+ print_otag(h, TAG_I, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_xx_pre(MDOC_ARGS)
+{
+ const char *pp;
+ struct htmlpair tag;
+ int flags;
+
+ switch (n->tok) {
+ case (MDOC_Bsx):
+ pp = "BSD/OS";
+ break;
+ case (MDOC_Dx):
+ pp = "DragonFly";
+ break;
+ case (MDOC_Fx):
+ pp = "FreeBSD";
+ break;
+ case (MDOC_Nx):
+ pp = "NetBSD";
+ break;
+ case (MDOC_Ox):
+ pp = "OpenBSD";
+ break;
+ case (MDOC_Ux):
+ pp = "UNIX";
+ break;
+ default:
+ return(1);
+ }
+
+ PAIR_CLASS_INIT(&tag, "unix");
+ print_otag(h, TAG_SPAN, 1, &tag);
+
+ print_text(h, pp);
+ if (n->child) {
+ flags = h->flags;
+ h->flags |= HTML_KEEP;
+ print_text(h, n->child->string);
+ h->flags = flags;
+ }
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bx_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "unix");
+ print_otag(h, TAG_SPAN, 1, &tag);
+
+ if (NULL != (n = n->child)) {
+ print_text(h, n->string);
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "BSD");
+ } else {
+ print_text(h, "BSD");
+ return(0);
+ }
+
+ if (NULL != (n = n->next)) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "-");
+ h->flags |= HTML_NOSPACE;
+ print_text(h, n->string);
+ }
+
+ return(0);
+}
+
+/* ARGSUSED */
+static int
+mdoc_it_pre(MDOC_ARGS)
+{
+ struct roffsu su;
+ enum mdoc_list type;
+ struct htmlpair tag[2];
+ const struct mdoc_node *bl;
+
+ bl = n->parent;
+ while (bl && MDOC_Bl != bl->tok)
+ bl = bl->parent;
+
+ assert(bl);
+
+ type = bl->norm->Bl.type;
+
+ assert(lists[type]);
+ PAIR_CLASS_INIT(&tag[0], lists[type]);
+
+ bufinit(h);
+
+ if (MDOC_HEAD == n->type) {
+ switch (type) {
+ case(LIST_bullet):
+ /* FALLTHROUGH */
+ case(LIST_dash):
+ /* FALLTHROUGH */
+ case(LIST_item):
+ /* FALLTHROUGH */
+ case(LIST_hyphen):
+ /* FALLTHROUGH */
+ case(LIST_enum):
+ return(0);
+ case(LIST_diag):
+ /* FALLTHROUGH */
+ case(LIST_hang):
+ /* FALLTHROUGH */
+ case(LIST_inset):
+ /* FALLTHROUGH */
+ case(LIST_ohang):
+ /* FALLTHROUGH */
+ case(LIST_tag):
+ SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
+ bufcat_su(h, "margin-top", &su);
+ PAIR_STYLE_INIT(&tag[1], h);
+ print_otag(h, TAG_DT, 2, tag);
+ if (LIST_diag != type)
+ break;
+ PAIR_CLASS_INIT(&tag[0], "diag");
+ print_otag(h, TAG_B, 1, tag);
+ break;
+ case(LIST_column):
+ break;
+ default:
+ break;
+ }
+ } else if (MDOC_BODY == n->type) {
+ switch (type) {
+ case(LIST_bullet):
+ /* FALLTHROUGH */
+ case(LIST_hyphen):
+ /* FALLTHROUGH */
+ case(LIST_dash):
+ /* FALLTHROUGH */
+ case(LIST_enum):
+ /* FALLTHROUGH */
+ case(LIST_item):
+ SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
+ bufcat_su(h, "margin-top", &su);
+ PAIR_STYLE_INIT(&tag[1], h);
+ print_otag(h, TAG_LI, 2, tag);
+ break;
+ case(LIST_diag):
+ /* FALLTHROUGH */
+ case(LIST_hang):
+ /* FALLTHROUGH */
+ case(LIST_inset):
+ /* FALLTHROUGH */
+ case(LIST_ohang):
+ /* FALLTHROUGH */
+ case(LIST_tag):
+ if (NULL == bl->norm->Bl.width) {
+ print_otag(h, TAG_DD, 1, tag);
+ break;
+ }
+ a2width(bl->norm->Bl.width, &su);
+ bufcat_su(h, "margin-left", &su);
+ PAIR_STYLE_INIT(&tag[1], h);
+ print_otag(h, TAG_DD, 2, tag);
+ break;
+ case(LIST_column):
+ SCALE_VS_INIT(&su, ! bl->norm->Bl.comp);
+ bufcat_su(h, "margin-top", &su);
+ PAIR_STYLE_INIT(&tag[1], h);
+ print_otag(h, TAG_TD, 2, tag);
+ break;
+ default:
+ break;
+ }
+ } else {
+ switch (type) {
+ case (LIST_column):
+ print_otag(h, TAG_TR, 1, tag);
+ break;
+ default:
+ break;
+ }
+ }
+
+ return(1);
+}
+
+/* ARGSUSED */
+static int
+mdoc_bl_pre(MDOC_ARGS)
+{
+ int i;
+ struct htmlpair tag[3];
+ struct roffsu su;
+ char buf[BUFSIZ];
+
+ if (MDOC_BODY == n->type) {
+ if (LIST_column == n->norm->Bl.type)
+ print_otag(h, TAG_TBODY, 0, NULL);
+ return(1);
+ }
+
+ if (MDOC_HEAD == n->type) {
+ if (LIST_column != n->norm->Bl.type)
+ return(0);
+
+ /*
+ * For each column, print out the <COL> tag with our
+ * suggested width. The last column gets min-width, as
+ * in terminal mode it auto-sizes to the width of the
+ * screen and we want to preserve that behaviour.
+ */
+
+ for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
+ bufinit(h);
+ a2width(n->norm->Bl.cols[i], &su);
+ if (i < (int)n->norm->Bl.ncols - 1)
+ bufcat_su(h, "width", &su);
+ else
+ bufcat_su(h, "min-width", &su);
+ PAIR_STYLE_INIT(&tag[0], h);
+ print_otag(h, TAG_COL, 1, tag);
+ }
+
+ return(0);
+ }
+
+ SCALE_VS_INIT(&su, 0);
+ bufinit(h);
+ bufcat_su(h, "margin-top", &su);
+ bufcat_su(h, "margin-bottom", &su);
+ PAIR_STYLE_INIT(&tag[0], h);
+
+ assert(lists[n->norm->Bl.type]);
+ strlcpy(buf, "list ", BUFSIZ);
+ strlcat(buf, lists[n->norm->Bl.type], BUFSIZ);
+ PAIR_INIT(&tag[1], ATTR_CLASS, buf);
+
+ /* Set the block's left-hand margin. */
+
+ if (n->norm->Bl.offs) {
+ a2offs(n->norm->Bl.offs, &su);
+ bufcat_su(h, "margin-left", &su);
+ }
+
+ switch (n->norm->Bl.type) {
+ case(LIST_bullet):
+ /* FALLTHROUGH */
+ case(LIST_dash):
+ /* FALLTHROUGH */
+ case(LIST_hyphen):
+ /* FALLTHROUGH */
+ case(LIST_item):
+ print_otag(h, TAG_UL, 2, tag);
+ break;
+ case(LIST_enum):
+ print_otag(h, TAG_OL, 2, tag);
+ break;
+ case(LIST_diag):
+ /* FALLTHROUGH */
+ case(LIST_hang):
+ /* FALLTHROUGH */
+ case(LIST_inset):
+ /* FALLTHROUGH */
+ case(LIST_ohang):
+ /* FALLTHROUGH */
+ case(LIST_tag):
+ print_otag(h, TAG_DL, 2, tag);
+ break;
+ case(LIST_column):
+ print_otag(h, TAG_TABLE, 2, tag);
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ return(1);
+}
+
+/* ARGSUSED */
+static int
+mdoc_ex_pre(MDOC_ARGS)
+{
+ struct tag *t;
+ struct htmlpair tag;
+ int nchild;
+
+ if (n->prev)
+ print_otag(h, TAG_BR, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag, "utility");
+
+ print_text(h, "The");
+
+ nchild = n->nchild;
+ for (n = n->child; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+
+ t = print_otag(h, TAG_B, 1, &tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+
+ if (nchild > 2 && n->next) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ",");
+ }
+
+ if (n->next && NULL == n->next->next)
+ print_text(h, "and");
+ }
+
+ if (nchild > 1)
+ print_text(h, "utilities exit");
+ else
+ print_text(h, "utility exits");
+
+ print_text(h, "0 on success, and >0 if an error occurs.");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_em_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "emph");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_d1_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ struct roffsu su;
+
+ if (MDOC_BLOCK != n->type)
+ return(1);
+
+ SCALE_VS_INIT(&su, 0);
+ bufinit(h);
+ bufcat_su(h, "margin-top", &su);
+ bufcat_su(h, "margin-bottom", &su);
+ PAIR_STYLE_INIT(&tag[0], h);
+ print_otag(h, TAG_BLOCKQUOTE, 1, tag);
+
+ /* BLOCKQUOTE needs a block body. */
+
+ PAIR_CLASS_INIT(&tag[0], "display");
+ print_otag(h, TAG_DIV, 1, tag);
+
+ if (MDOC_Dl == n->tok) {
+ PAIR_CLASS_INIT(&tag[0], "lit");
+ print_otag(h, TAG_CODE, 1, tag);
+ }
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_sx_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+
+ bufinit(h);
+ bufcat(h, "#x");
+
+ for (n = n->child; n; ) {
+ bufcat_id(h, n->string);
+ if (NULL != (n = n->next))
+ bufcat_id(h, " ");
+ }
+
+ PAIR_CLASS_INIT(&tag[0], "link-sec");
+ PAIR_HREF_INIT(&tag[1], h->buf);
+
+ print_otag(h, TAG_I, 1, tag);
+ print_otag(h, TAG_A, 2, tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bd_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ int comp, sv;
+ const struct mdoc_node *nn;
+ struct roffsu su;
+
+ if (MDOC_HEAD == n->type)
+ return(0);
+
+ if (MDOC_BLOCK == n->type) {
+ comp = n->norm->Bd.comp;
+ for (nn = n; nn && ! comp; nn = nn->parent) {
+ if (MDOC_BLOCK != nn->type)
+ continue;
+ if (MDOC_Ss == nn->tok || MDOC_Sh == nn->tok)
+ comp = 1;
+ if (nn->prev)
+ break;
+ }
+ if ( ! comp)
+ print_otag(h, TAG_P, 0, NULL);
+ return(1);
+ }
+
+ SCALE_HS_INIT(&su, 0);
+ if (n->norm->Bd.offs)
+ a2offs(n->norm->Bd.offs, &su);
+
+ bufinit(h);
+ bufcat_su(h, "margin-left", &su);
+ PAIR_STYLE_INIT(&tag[0], h);
+
+ if (DISP_unfilled != n->norm->Bd.type &&
+ DISP_literal != n->norm->Bd.type) {
+ PAIR_CLASS_INIT(&tag[1], "display");
+ print_otag(h, TAG_DIV, 2, tag);
+ return(1);
+ }
+
+ PAIR_CLASS_INIT(&tag[1], "lit display");
+ print_otag(h, TAG_PRE, 2, tag);
+
+ /* This can be recursive: save & set our literal state. */
+
+ sv = h->flags & HTML_LITERAL;
+ h->flags |= HTML_LITERAL;
+
+ for (nn = n->child; nn; nn = nn->next) {
+ print_mdoc_node(meta, nn, h);
+ /*
+ * If the printed node flushes its own line, then we
+ * needn't do it here as well. This is hacky, but the
+ * notion of selective eoln whitespace is pretty dumb
+ * anyway, so don't sweat it.
+ */
+ switch (nn->tok) {
+ case (MDOC_Sm):
+ /* FALLTHROUGH */
+ case (MDOC_br):
+ /* FALLTHROUGH */
+ case (MDOC_sp):
+ /* FALLTHROUGH */
+ case (MDOC_Bl):
+ /* FALLTHROUGH */
+ case (MDOC_D1):
+ /* FALLTHROUGH */
+ case (MDOC_Dl):
+ /* FALLTHROUGH */
+ case (MDOC_Lp):
+ /* FALLTHROUGH */
+ case (MDOC_Pp):
+ continue;
+ default:
+ break;
+ }
+ if (nn->next && nn->next->line == nn->line)
+ continue;
+ else if (nn->next)
+ print_text(h, "\n");
+
+ h->flags |= HTML_NOSPACE;
+ }
+
+ if (0 == sv)
+ h->flags &= ~HTML_LITERAL;
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_pa_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "file");
+ print_otag(h, TAG_I, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ad_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "addr");
+ print_otag(h, TAG_I, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_an_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ /* TODO: -split and -nosplit (see termp_an_pre()). */
+
+ PAIR_CLASS_INIT(&tag, "author");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_cd_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ synopsis_pre(h, n);
+ PAIR_CLASS_INIT(&tag, "config");
+ print_otag(h, TAG_B, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_dv_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "define");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ev_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "env");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_er_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "errno");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_fa_pre(MDOC_ARGS)
+{
+ const struct mdoc_node *nn;
+ struct htmlpair tag;
+ struct tag *t;
+
+ PAIR_CLASS_INIT(&tag, "farg");
+ if (n->parent->tok != MDOC_Fo) {
+ print_otag(h, TAG_I, 1, &tag);
+ return(1);
+ }
+
+ for (nn = n->child; nn; nn = nn->next) {
+ t = print_otag(h, TAG_I, 1, &tag);
+ print_text(h, nn->string);
+ print_tagq(h, t);
+ if (nn->next) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ",");
+ }
+ }
+
+ if (n->child && n->next && n->next->tok == MDOC_Fa) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ",");
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_fd_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ char buf[BUFSIZ];
+ size_t sz;
+ int i;
+ struct tag *t;
+
+ synopsis_pre(h, n);
+
+ if (NULL == (n = n->child))
+ return(0);
+
+ assert(MDOC_TEXT == n->type);
+
+ if (strcmp(n->string, "#include")) {
+ PAIR_CLASS_INIT(&tag[0], "macro");
+ print_otag(h, TAG_B, 1, tag);
+ return(1);
+ }
+
+ PAIR_CLASS_INIT(&tag[0], "includes");
+ print_otag(h, TAG_B, 1, tag);
+ print_text(h, n->string);
+
+ if (NULL != (n = n->next)) {
+ assert(MDOC_TEXT == n->type);
+ strlcpy(buf, '<' == *n->string || '"' == *n->string ?
+ n->string + 1 : n->string, BUFSIZ);
+
+ sz = strlen(buf);
+ if (sz && ('>' == buf[sz - 1] || '"' == buf[sz - 1]))
+ buf[sz - 1] = '\0';
+
+ PAIR_CLASS_INIT(&tag[0], "link-includes");
+
+ i = 1;
+ if (h->base_includes) {
+ buffmt_includes(h, buf);
+ PAIR_HREF_INIT(&tag[i], h->buf);
+ i++;
+ }
+
+ t = print_otag(h, TAG_A, i, tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+
+ n = n->next;
+ }
+
+ for ( ; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+ print_text(h, n->string);
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_vt_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BLOCK == n->type) {
+ synopsis_pre(h, n);
+ return(1);
+ } else if (MDOC_ELEM == n->type) {
+ synopsis_pre(h, n);
+ } else if (MDOC_HEAD == n->type)
+ return(0);
+
+ PAIR_CLASS_INIT(&tag, "type");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ft_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ synopsis_pre(h, n);
+ PAIR_CLASS_INIT(&tag, "ftype");
+ print_otag(h, TAG_I, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_fn_pre(MDOC_ARGS)
+{
+ struct tag *t;
+ struct htmlpair tag[2];
+ char nbuf[BUFSIZ];
+ const char *sp, *ep;
+ int sz, i, pretty;
+
+ pretty = MDOC_SYNPRETTY & n->flags;
+ synopsis_pre(h, n);
+
+ /* Split apart into type and name. */
+ assert(n->child->string);
+ sp = n->child->string;
+
+ ep = strchr(sp, ' ');
+ if (NULL != ep) {
+ PAIR_CLASS_INIT(&tag[0], "ftype");
+ t = print_otag(h, TAG_I, 1, tag);
+
+ while (ep) {
+ sz = MIN((int)(ep - sp), BUFSIZ - 1);
+ (void)memcpy(nbuf, sp, (size_t)sz);
+ nbuf[sz] = '\0';
+ print_text(h, nbuf);
+ sp = ++ep;
+ ep = strchr(sp, ' ');
+ }
+ print_tagq(h, t);
+ }
+
+ PAIR_CLASS_INIT(&tag[0], "fname");
+
+ /*
+ * FIXME: only refer to IDs that we know exist.
+ */
+
+#if 0
+ if (MDOC_SYNPRETTY & n->flags) {
+ nbuf[0] = '\0';
+ html_idcat(nbuf, sp, BUFSIZ);
+ PAIR_ID_INIT(&tag[1], nbuf);
+ } else {
+ strlcpy(nbuf, "#", BUFSIZ);
+ html_idcat(nbuf, sp, BUFSIZ);
+ PAIR_HREF_INIT(&tag[1], nbuf);
+ }
+#endif
+
+ t = print_otag(h, TAG_B, 1, tag);
+
+ if (sp) {
+ strlcpy(nbuf, sp, BUFSIZ);
+ print_text(h, nbuf);
+ }
+
+ print_tagq(h, t);
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "(");
+ h->flags |= HTML_NOSPACE;
+
+ PAIR_CLASS_INIT(&tag[0], "farg");
+ bufinit(h);
+ bufcat_style(h, "white-space", "nowrap");
+ PAIR_STYLE_INIT(&tag[1], h);
+
+ for (n = n->child->next; n; n = n->next) {
+ i = 1;
+ if (MDOC_SYNPRETTY & n->flags)
+ i = 2;
+ t = print_otag(h, TAG_I, i, tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+ if (n->next) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ",");
+ }
+ }
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ")");
+
+ if (pretty) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ";");
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_sm_pre(MDOC_ARGS)
+{
+
+ assert(n->child && MDOC_TEXT == n->child->type);
+ if (0 == strcmp("on", n->child->string)) {
+ /*
+ * FIXME: no p->col to check. Thus, if we have
+ * .Bd -literal
+ * .Sm off
+ * 1 2
+ * .Sm on
+ * 3
+ * .Ed
+ * the "3" is preceded by a space.
+ */
+ h->flags &= ~HTML_NOSPACE;
+ h->flags &= ~HTML_NONOSPACE;
+ } else
+ h->flags |= HTML_NONOSPACE;
+
+ return(0);
+}
+
+/* ARGSUSED */
+static int
+mdoc_pp_pre(MDOC_ARGS)
+{
+
+ print_otag(h, TAG_P, 0, NULL);
+ return(0);
+
+}
+
+/* ARGSUSED */
+static int
+mdoc_sp_pre(MDOC_ARGS)
+{
+ struct roffsu su;
+ struct htmlpair tag;
+
+ SCALE_VS_INIT(&su, 1);
+
+ if (MDOC_sp == n->tok) {
+ if (NULL != (n = n->child))
+ if ( ! a2roffsu(n->string, &su, SCALE_VS))
+ SCALE_VS_INIT(&su, atoi(n->string));
+ } else
+ su.scale = 0;
+
+ bufinit(h);
+ bufcat_su(h, "height", &su);
+ PAIR_STYLE_INIT(&tag, h);
+ print_otag(h, TAG_DIV, 1, &tag);
+
+ /* So the div isn't empty: */
+ print_text(h, "\\~");
+
+ return(0);
+
+}
+
+/* ARGSUSED */
+static int
+mdoc_lk_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+
+ if (NULL == (n = n->child))
+ return(0);
+
+ assert(MDOC_TEXT == n->type);
+
+ PAIR_CLASS_INIT(&tag[0], "link-ext");
+ PAIR_HREF_INIT(&tag[1], n->string);
+
+ print_otag(h, TAG_A, 2, tag);
+
+ if (NULL == n->next)
+ print_text(h, n->string);
+
+ for (n = n->next; n; n = n->next)
+ print_text(h, n->string);
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_mt_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ struct tag *t;
+
+ PAIR_CLASS_INIT(&tag[0], "link-mail");
+
+ for (n = n->child; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+
+ bufinit(h);
+ bufcat(h, "mailto:");
+ bufcat(h, n->string);
+
+ PAIR_HREF_INIT(&tag[1], h->buf);
+ t = print_otag(h, TAG_A, 2, tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_fo_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+ struct tag *t;
+
+ if (MDOC_BODY == n->type) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "(");
+ h->flags |= HTML_NOSPACE;
+ return(1);
+ } else if (MDOC_BLOCK == n->type) {
+ synopsis_pre(h, n);
+ return(1);
+ }
+
+ /* XXX: we drop non-initial arguments as per groff. */
+
+ assert(n->child);
+ assert(n->child->string);
+
+ PAIR_CLASS_INIT(&tag, "fname");
+ t = print_otag(h, TAG_B, 1, &tag);
+ print_text(h, n->child->string);
+ print_tagq(h, t);
+ return(0);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc_fo_post(MDOC_ARGS)
+{
+
+ if (MDOC_BODY != n->type)
+ return;
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ")");
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ";");
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_in_pre(MDOC_ARGS)
+{
+ struct tag *t;
+ struct htmlpair tag[2];
+ int i;
+
+ synopsis_pre(h, n);
+
+ PAIR_CLASS_INIT(&tag[0], "includes");
+ print_otag(h, TAG_B, 1, tag);
+
+ /*
+ * The first argument of the `In' gets special treatment as
+ * being a linked value. Subsequent values are printed
+ * afterward. groff does similarly. This also handles the case
+ * of no children.
+ */
+
+ if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags)
+ print_text(h, "#include");
+
+ print_text(h, "<");
+ h->flags |= HTML_NOSPACE;
+
+ if (NULL != (n = n->child)) {
+ assert(MDOC_TEXT == n->type);
+
+ PAIR_CLASS_INIT(&tag[0], "link-includes");
+
+ i = 1;
+ if (h->base_includes) {
+ buffmt_includes(h, n->string);
+ PAIR_HREF_INIT(&tag[i], h->buf);
+ i++;
+ }
+
+ t = print_otag(h, TAG_A, i, tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+
+ n = n->next;
+ }
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ">");
+
+ for ( ; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+ print_text(h, n->string);
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ic_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "cmd");
+ print_otag(h, TAG_B, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_rv_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+ struct tag *t;
+ int nchild;
+
+ if (n->prev)
+ print_otag(h, TAG_BR, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag, "fname");
+
+ print_text(h, "The");
+
+ nchild = n->nchild;
+ for (n = n->child; n; n = n->next) {
+ assert(MDOC_TEXT == n->type);
+
+ t = print_otag(h, TAG_B, 1, &tag);
+ print_text(h, n->string);
+ print_tagq(h, t);
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "()");
+
+ if (nchild > 2 && n->next) {
+ h->flags |= HTML_NOSPACE;
+ print_text(h, ",");
+ }
+
+ if (n->next && NULL == n->next->next)
+ print_text(h, "and");
+ }
+
+ if (nchild > 1)
+ print_text(h, "functions return");
+ else
+ print_text(h, "function returns");
+
+ print_text(h, "the value 0 if successful; otherwise the value "
+ "-1 is returned and the global variable");
+
+ PAIR_CLASS_INIT(&tag, "var");
+ t = print_otag(h, TAG_B, 1, &tag);
+ print_text(h, "errno");
+ print_tagq(h, t);
+ print_text(h, "is set to indicate the error.");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_va_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "var");
+ print_otag(h, TAG_B, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ap_pre(MDOC_ARGS)
+{
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, "\\(aq");
+ h->flags |= HTML_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bf_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ struct roffsu su;
+
+ if (MDOC_HEAD == n->type)
+ return(0);
+ else if (MDOC_BODY != n->type)
+ return(1);
+
+ if (FONT_Em == n->norm->Bf.font)
+ PAIR_CLASS_INIT(&tag[0], "emph");
+ else if (FONT_Sy == n->norm->Bf.font)
+ PAIR_CLASS_INIT(&tag[0], "symb");
+ else if (FONT_Li == n->norm->Bf.font)
+ PAIR_CLASS_INIT(&tag[0], "lit");
+ else
+ PAIR_CLASS_INIT(&tag[0], "none");
+
+ /*
+ * We want this to be inline-formatted, but needs to be div to
+ * accept block children.
+ */
+ bufinit(h);
+ bufcat_style(h, "display", "inline");
+ SCALE_HS_INIT(&su, 1);
+ /* Needs a left-margin for spacing. */
+ bufcat_su(h, "margin-left", &su);
+ PAIR_STYLE_INIT(&tag[1], h);
+ print_otag(h, TAG_DIV, 2, tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ms_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "symb");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_igndelim_pre(MDOC_ARGS)
+{
+
+ h->flags |= HTML_IGNDELIM;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc_pf_post(MDOC_ARGS)
+{
+
+ h->flags |= HTML_NOSPACE;
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_rs_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BLOCK != n->type)
+ return(1);
+
+ if (n->prev && SEC_SEE_ALSO == n->sec)
+ print_otag(h, TAG_P, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag, "ref");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+
+/* ARGSUSED */
+static int
+mdoc_li_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "lit");
+ print_otag(h, TAG_CODE, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_sy_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ PAIR_CLASS_INIT(&tag, "symb");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bt_pre(MDOC_ARGS)
+{
+
+ print_text(h, "is currently in beta test.");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_ud_pre(MDOC_ARGS)
+{
+
+ print_text(h, "currently under development.");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_lb_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
+ print_otag(h, TAG_BR, 0, NULL);
+
+ PAIR_CLASS_INIT(&tag, "lib");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc__x_pre(MDOC_ARGS)
+{
+ struct htmlpair tag[2];
+ enum htmltag t;
+
+ t = TAG_SPAN;
+
+ switch (n->tok) {
+ case(MDOC__A):
+ PAIR_CLASS_INIT(&tag[0], "ref-auth");
+ if (n->prev && MDOC__A == n->prev->tok)
+ if (NULL == n->next || MDOC__A != n->next->tok)
+ print_text(h, "and");
+ break;
+ case(MDOC__B):
+ PAIR_CLASS_INIT(&tag[0], "ref-book");
+ t = TAG_I;
+ break;
+ case(MDOC__C):
+ PAIR_CLASS_INIT(&tag[0], "ref-city");
+ break;
+ case(MDOC__D):
+ PAIR_CLASS_INIT(&tag[0], "ref-date");
+ break;
+ case(MDOC__I):
+ PAIR_CLASS_INIT(&tag[0], "ref-issue");
+ t = TAG_I;
+ break;
+ case(MDOC__J):
+ PAIR_CLASS_INIT(&tag[0], "ref-jrnl");
+ t = TAG_I;
+ break;
+ case(MDOC__N):
+ PAIR_CLASS_INIT(&tag[0], "ref-num");
+ break;
+ case(MDOC__O):
+ PAIR_CLASS_INIT(&tag[0], "ref-opt");
+ break;
+ case(MDOC__P):
+ PAIR_CLASS_INIT(&tag[0], "ref-page");
+ break;
+ case(MDOC__Q):
+ PAIR_CLASS_INIT(&tag[0], "ref-corp");
+ break;
+ case(MDOC__R):
+ PAIR_CLASS_INIT(&tag[0], "ref-rep");
+ break;
+ case(MDOC__T):
+ PAIR_CLASS_INIT(&tag[0], "ref-title");
+ break;
+ case(MDOC__U):
+ PAIR_CLASS_INIT(&tag[0], "link-ref");
+ break;
+ case(MDOC__V):
+ PAIR_CLASS_INIT(&tag[0], "ref-vol");
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ if (MDOC__U != n->tok) {
+ print_otag(h, t, 1, tag);
+ return(1);
+ }
+
+ PAIR_HREF_INIT(&tag[1], n->child->string);
+ print_otag(h, TAG_A, 2, tag);
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc__x_post(MDOC_ARGS)
+{
+
+ if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
+ if (NULL == n->next->next || MDOC__A != n->next->next->tok)
+ if (NULL == n->prev || MDOC__A != n->prev->tok)
+ return;
+
+ /* TODO: %U */
+
+ if (NULL == n->parent || MDOC_Rs != n->parent->tok)
+ return;
+
+ h->flags |= HTML_NOSPACE;
+ print_text(h, n->next ? "," : ".");
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_bk_pre(MDOC_ARGS)
+{
+
+ switch (n->type) {
+ case (MDOC_BLOCK):
+ break;
+ case (MDOC_HEAD):
+ return(0);
+ case (MDOC_BODY):
+ if (n->parent->args || 0 == n->prev->nchild)
+ h->flags |= HTML_PREKEEP;
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc_bk_post(MDOC_ARGS)
+{
+
+ if (MDOC_BODY == n->type)
+ h->flags &= ~(HTML_KEEP | HTML_PREKEEP);
+}
+
+
+/* ARGSUSED */
+static int
+mdoc_quote_pre(MDOC_ARGS)
+{
+ struct htmlpair tag;
+
+ if (MDOC_BODY != n->type)
+ return(1);
+
+ switch (n->tok) {
+ case (MDOC_Ao):
+ /* FALLTHROUGH */
+ case (MDOC_Aq):
+ print_text(h, "\\(la");
+ break;
+ case (MDOC_Bro):
+ /* FALLTHROUGH */
+ case (MDOC_Brq):
+ print_text(h, "\\(lC");
+ break;
+ case (MDOC_Bo):
+ /* FALLTHROUGH */
+ case (MDOC_Bq):
+ print_text(h, "\\(lB");
+ break;
+ case (MDOC_Oo):
+ /* FALLTHROUGH */
+ case (MDOC_Op):
+ print_text(h, "\\(lB");
+ h->flags |= HTML_NOSPACE;
+ PAIR_CLASS_INIT(&tag, "opt");
+ print_otag(h, TAG_SPAN, 1, &tag);
+ break;
+ case (MDOC_Eo):
+ break;
+ case (MDOC_Do):
+ /* FALLTHROUGH */
+ case (MDOC_Dq):
+ /* FALLTHROUGH */
+ case (MDOC_Qo):
+ /* FALLTHROUGH */
+ case (MDOC_Qq):
+ print_text(h, "\\(lq");
+ break;
+ case (MDOC_Po):
+ /* FALLTHROUGH */
+ case (MDOC_Pq):
+ print_text(h, "(");
+ break;
+ case (MDOC_Ql):
+ print_text(h, "\\(oq");
+ h->flags |= HTML_NOSPACE;
+ PAIR_CLASS_INIT(&tag, "lit");
+ print_otag(h, TAG_CODE, 1, &tag);
+ break;
+ case (MDOC_So):
+ /* FALLTHROUGH */
+ case (MDOC_Sq):
+ print_text(h, "\\(oq");
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+
+ h->flags |= HTML_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+mdoc_quote_post(MDOC_ARGS)
+{
+
+ if (MDOC_BODY != n->type)
+ return;
+
+ h->flags |= HTML_NOSPACE;
+
+ switch (n->tok) {
+ case (MDOC_Ao):
+ /* FALLTHROUGH */
+ case (MDOC_Aq):
+ print_text(h, "\\(ra");
+ break;
+ case (MDOC_Bro):
+ /* FALLTHROUGH */
+ case (MDOC_Brq):
+ print_text(h, "\\(rC");
+ break;
+ case (MDOC_Oo):
+ /* FALLTHROUGH */
+ case (MDOC_Op):
+ /* FALLTHROUGH */
+ case (MDOC_Bo):
+ /* FALLTHROUGH */
+ case (MDOC_Bq):
+ print_text(h, "\\(rB");
+ break;
+ case (MDOC_Eo):
+ break;
+ case (MDOC_Qo):
+ /* FALLTHROUGH */
+ case (MDOC_Qq):
+ /* FALLTHROUGH */
+ case (MDOC_Do):
+ /* FALLTHROUGH */
+ case (MDOC_Dq):
+ print_text(h, "\\(rq");
+ break;
+ case (MDOC_Po):
+ /* FALLTHROUGH */
+ case (MDOC_Pq):
+ print_text(h, ")");
+ break;
+ case (MDOC_Ql):
+ /* FALLTHROUGH */
+ case (MDOC_So):
+ /* FALLTHROUGH */
+ case (MDOC_Sq):
+ print_text(h, "\\(cq");
+ break;
+ default:
+ abort();
+ /* NOTREACHED */
+ }
+}
+
+
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