-/* $Id: html.c,v 1.46 2009/09/21 13:44:56 kristaps Exp $ */
+/* $Id: html.c,v 1.229 2018/05/25 20:23:51 schwarze Exp $ */
/*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2011-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
*
* 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
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS 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.
*/
+#include "config.h"
+
#include <sys/types.h>
-#include <sys/queue.h>
#include <assert.h>
#include <ctype.h>
-#include <err.h>
+#include <stdarg.h>
+#include <stddef.h>
#include <stdio.h>
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
-#include "chars.h"
-#include "mdoc.h"
-#include "man.h"
-
-#define DOCTYPE "-//W3C//DTD HTML 4.01//EN"
-#define DTD "http://www.w3.org/TR/html4/strict.dtd"
-
-#define INDENT 5
-#define HALFINDENT 3
-
-enum htmltag {
- TAG_HTML,
- TAG_HEAD,
- TAG_BODY,
- TAG_META,
- TAG_TITLE,
- TAG_DIV,
- TAG_H1,
- TAG_H2,
- TAG_P,
- TAG_SPAN,
- TAG_LINK,
- TAG_BR,
- TAG_A,
- TAG_TABLE,
- TAG_COL,
- TAG_TR,
- TAG_TD,
- TAG_LI,
- TAG_UL,
- TAG_OL,
- TAG_BASE,
- TAG_MAX
-};
-
-enum htmlattr {
- ATTR_HTTPEQUIV,
- ATTR_CONTENT,
- ATTR_NAME,
- ATTR_REL,
- ATTR_HREF,
- ATTR_TYPE,
- ATTR_MEDIA,
- ATTR_CLASS,
- ATTR_STYLE,
- ATTR_WIDTH,
- ATTR_VALIGN,
- ATTR_MAX
-};
+#include "mandoc_aux.h"
+#include "mandoc_ohash.h"
+#include "mandoc.h"
+#include "roff.h"
+#include "out.h"
+#include "html.h"
+#include "manconf.h"
+#include "main.h"
struct htmldata {
- char *name;
+ const char *name;
int flags;
-#define HTML_CLRLINE (1 << 0)
-#define HTML_NOSTACK (1 << 1)
+#define HTML_NOSTACK (1 << 0)
+#define HTML_AUTOCLOSE (1 << 1)
+#define HTML_NLBEFORE (1 << 2)
+#define HTML_NLBEGIN (1 << 3)
+#define HTML_NLEND (1 << 4)
+#define HTML_NLAFTER (1 << 5)
+#define HTML_NLAROUND (HTML_NLBEFORE | HTML_NLAFTER)
+#define HTML_NLINSIDE (HTML_NLBEGIN | HTML_NLEND)
+#define HTML_NLALL (HTML_NLAROUND | HTML_NLINSIDE)
+#define HTML_INDENT (1 << 6)
+#define HTML_NOINDENT (1 << 7)
};
static const struct htmldata htmltags[TAG_MAX] = {
- {"html", HTML_CLRLINE}, /* TAG_HTML */
- {"head", HTML_CLRLINE}, /* TAG_HEAD */
- {"body", HTML_CLRLINE}, /* TAG_BODY */
- {"meta", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_META */
- {"title", HTML_CLRLINE}, /* TAG_TITLE */
- {"div", HTML_CLRLINE}, /* TAG_DIV */
- {"h1", 0}, /* TAG_H1 */
- {"h2", 0}, /* TAG_H2 */
- {"p", HTML_CLRLINE}, /* TAG_P */
- {"span", 0}, /* TAG_SPAN */
- {"link", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */
- {"br", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */
- {"a", 0}, /* TAG_A */
- {"table", HTML_CLRLINE}, /* TAG_TABLE */
- {"col", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_COL */
- {"tr", HTML_CLRLINE}, /* TAG_TR */
- {"td", HTML_CLRLINE}, /* TAG_TD */
- {"li", HTML_CLRLINE}, /* TAG_LI */
- {"ul", HTML_CLRLINE}, /* TAG_UL */
- {"ol", HTML_CLRLINE}, /* TAG_OL */
- {"base", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_BASE */
-};
-
-static const char *const htmlattrs[ATTR_MAX] = {
- "http-equiv",
- "content",
- "name",
- "rel",
- "href",
- "type",
- "media",
- "class",
- "style",
- "width",
- "valign",
-};
-
-struct htmlpair {
- enum htmlattr key;
- char *val;
-};
-
-struct tag {
- enum htmltag tag;
- SLIST_ENTRY(tag) entry;
-};
-
-struct ord {
- int pos;
- const void *cookie;
- SLIST_ENTRY(ord) entry;
-};
-
-SLIST_HEAD(tagq, tag);
-SLIST_HEAD(ordq, ord);
-
-struct html {
- int flags;
-#define HTML_NOSPACE (1 << 0)
-#define HTML_NEWLINE (1 << 1)
- struct tagq tags;
- struct ordq ords;
- void *symtab;
- char *base;
- char *style;
+ {"html", HTML_NLALL},
+ {"head", HTML_NLALL | HTML_INDENT},
+ {"body", HTML_NLALL},
+ {"meta", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL},
+ {"title", HTML_NLAROUND},
+ {"div", HTML_NLAROUND},
+ {"div", 0},
+ {"h1", HTML_NLAROUND},
+ {"h2", HTML_NLAROUND},
+ {"span", 0},
+ {"link", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL},
+ {"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL},
+ {"a", 0},
+ {"table", HTML_NLALL | HTML_INDENT},
+ {"colgroup", HTML_NLALL | HTML_INDENT},
+ {"col", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL},
+ {"tr", HTML_NLALL | HTML_INDENT},
+ {"td", HTML_NLAROUND},
+ {"li", HTML_NLAROUND | HTML_INDENT},
+ {"ul", HTML_NLALL | HTML_INDENT},
+ {"ol", HTML_NLALL | HTML_INDENT},
+ {"dl", HTML_NLALL | HTML_INDENT},
+ {"dt", HTML_NLAROUND},
+ {"dd", HTML_NLAROUND | HTML_INDENT},
+ {"pre", HTML_NLALL | HTML_NOINDENT},
+ {"var", 0},
+ {"cite", 0},
+ {"b", 0},
+ {"i", 0},
+ {"code", 0},
+ {"small", 0},
+ {"style", HTML_NLALL | HTML_INDENT},
+ {"math", HTML_NLALL | HTML_INDENT},
+ {"mrow", 0},
+ {"mi", 0},
+ {"mn", 0},
+ {"mo", 0},
+ {"msup", 0},
+ {"msub", 0},
+ {"msubsup", 0},
+ {"mfrac", 0},
+ {"msqrt", 0},
+ {"mfenced", 0},
+ {"mtable", 0},
+ {"mtr", 0},
+ {"mtd", 0},
+ {"munderover", 0},
+ {"munder", 0},
+ {"mover", 0},
};
-#define MDOC_ARGS const struct mdoc_meta *m, \
- const struct mdoc_node *n, \
- struct html *h
-#define MAN_ARGS const struct man_meta *m, \
- const struct man_node *n, \
- struct html *h
-struct htmlmdoc {
- int (*pre)(MDOC_ARGS);
- void (*post)(MDOC_ARGS);
+static const char *const roffscales[SCALE_MAX] = {
+ "cm", /* SCALE_CM */
+ "in", /* SCALE_IN */
+ "pc", /* SCALE_PC */
+ "pt", /* SCALE_PT */
+ "em", /* SCALE_EM */
+ "em", /* SCALE_MM */
+ "ex", /* SCALE_EN */
+ "ex", /* SCALE_BU */
+ "em", /* SCALE_VS */
+ "ex", /* SCALE_FS */
};
-static void print_gen_doctype(struct html *);
-static void print_gen_head(struct html *);
-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 print_man(MAN_ARGS);
-static void print_man_head(MAN_ARGS);
-static struct tag *print_otag(struct html *, enum htmltag,
- int, const struct htmlpair *);
-static void print_tagq(struct html *, const struct tag *);
-static void print_stagq(struct html *, const struct tag *);
-static void print_ctag(struct html *, enum htmltag);
-static void print_encode(struct html *, const char *);
-static void print_escape(struct html *, const char **);
-static void print_text(struct html *, const char *);
-static void print_res(struct html *, const char *, int);
-static void print_spec(struct html *, const char *, int);
-
-static int a2width(const char *);
-static int a2offs(const char *);
-static int a2list(const struct mdoc_node *);
-
-static void mdoc_root_post(MDOC_ARGS);
-static int mdoc_root_pre(MDOC_ARGS);
-static int mdoc_tbl_pre(MDOC_ARGS, int);
-static int mdoc_tbl_block_pre(MDOC_ARGS, int, int, int, int);
-static int mdoc_tbl_body_pre(MDOC_ARGS, int, int);
-static int mdoc_tbl_head_pre(MDOC_ARGS, int, int);
-
-static int mdoc_ad_pre(MDOC_ARGS);
-static int mdoc_an_pre(MDOC_ARGS);
-static void mdoc_aq_post(MDOC_ARGS);
-static int mdoc_aq_pre(MDOC_ARGS);
-static int mdoc_ar_pre(MDOC_ARGS);
-static int mdoc_bd_pre(MDOC_ARGS);
-static void mdoc_bl_post(MDOC_ARGS);
-static int mdoc_bl_pre(MDOC_ARGS);
-static int mdoc_cd_pre(MDOC_ARGS);
-static int mdoc_d1_pre(MDOC_ARGS);
-static void mdoc_dq_post(MDOC_ARGS);
-static int mdoc_dq_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 int mdoc_it_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 void mdoc_op_post(MDOC_ARGS);
-static int mdoc_op_pre(MDOC_ARGS);
-static int mdoc_pa_pre(MDOC_ARGS);
-static int mdoc_pp_pre(MDOC_ARGS);
-static void mdoc_pq_post(MDOC_ARGS);
-static int mdoc_pq_pre(MDOC_ARGS);
-static void mdoc_qq_post(MDOC_ARGS);
-static int mdoc_qq_pre(MDOC_ARGS);
-static int mdoc_sh_pre(MDOC_ARGS);
-static void mdoc_sq_post(MDOC_ARGS);
-static int mdoc_sq_pre(MDOC_ARGS);
-static int mdoc_ss_pre(MDOC_ARGS);
-static int mdoc_sx_pre(MDOC_ARGS);
-static int mdoc_vt_pre(MDOC_ARGS);
-static int mdoc_xr_pre(MDOC_ARGS);
-static int mdoc_xx_pre(MDOC_ARGS);
-
-#ifdef __linux__
-extern int getsubopt(char **, char * const *, char **);
-extern size_t strlcpy(char *, const char *, size_t);
-extern size_t strlcat(char *, const char *, size_t);
-#endif
-
-static const struct htmlmdoc mdocs[MDOC_MAX] = {
- {mdoc_pp_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, mdoc_bl_post}, /* 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 */
- {NULL, NULL}, /* Ic */
- {NULL, NULL}, /* In */
- {NULL, NULL}, /* Li */
- {mdoc_nd_pre, NULL}, /* Nd */
- {mdoc_nm_pre, NULL}, /* Nm */
- {mdoc_op_pre, mdoc_op_post}, /* Op */
- {NULL, NULL}, /* Ot */
- {mdoc_pa_pre, NULL}, /* Pa */
- {NULL, NULL}, /* Rv */
- {NULL, NULL}, /* St */
- {NULL, NULL}, /* Va */
- {mdoc_vt_pre, NULL}, /* Vt */
- {mdoc_xr_pre, NULL}, /* Xr */
- {NULL, NULL}, /* %A */
- {NULL, NULL}, /* %B */
- {NULL, NULL}, /* %D */
- {NULL, NULL}, /* %I */
- {NULL, NULL}, /* %J */
- {NULL, NULL}, /* %N */
- {NULL, NULL}, /* %O */
- {NULL, NULL}, /* %P */
- {NULL, NULL}, /* %R */
- {NULL, NULL}, /* %T */
- {NULL, NULL}, /* %V */
- {NULL, NULL}, /* Ac */
- {mdoc_aq_pre, mdoc_aq_post}, /* Ao */
- {mdoc_aq_pre, mdoc_aq_post}, /* Aq */
- {NULL, NULL}, /* At */
- {NULL, NULL}, /* Bc */
- {NULL, NULL}, /* Bf */
- {NULL, NULL}, /* Bo */
- {NULL, NULL}, /* Bq */
- {mdoc_xx_pre, NULL}, /* Bsx */
- {NULL, NULL}, /* Bx */
- {NULL, NULL}, /* Db */
- {NULL, NULL}, /* Dc */
- {NULL, NULL}, /* Do */
- {mdoc_dq_pre, mdoc_dq_post}, /* Dq */
- {NULL, NULL}, /* Ec */
- {NULL, NULL}, /* Ef */
- {mdoc_em_pre, NULL}, /* Em */
- {NULL, NULL}, /* Eo */
- {mdoc_xx_pre, NULL}, /* Fx */
- {NULL, NULL}, /* Ms */
- {NULL, NULL}, /* No */
- {mdoc_ns_pre, NULL}, /* Ns */
- {mdoc_xx_pre, NULL}, /* Nx */
- {mdoc_xx_pre, NULL}, /* Ox */
- {NULL, NULL}, /* Pc */
- {NULL, NULL}, /* Pf */
- {mdoc_pq_pre, mdoc_pq_post}, /* Po */
- {mdoc_pq_pre, mdoc_pq_post}, /* Pq */
- {NULL, NULL}, /* Qc */
- {NULL, NULL}, /* Ql */
- {mdoc_qq_pre, mdoc_qq_post}, /* Qo */
- {mdoc_qq_pre, mdoc_qq_post}, /* Qq */
- {NULL, NULL}, /* Re */
- {NULL, NULL}, /* Rs */
- {NULL, NULL}, /* Sc */
- {mdoc_sq_pre, mdoc_sq_post}, /* So */
- {mdoc_sq_pre, mdoc_sq_post}, /* Sq */
- {NULL, NULL}, /* Sm */
- {mdoc_sx_pre, NULL}, /* Sx */
- {NULL, NULL}, /* Sy */
- {NULL, NULL}, /* Tn */
- {mdoc_xx_pre, NULL}, /* Ux */
- {NULL, NULL}, /* Xc */
- {NULL, NULL}, /* Xo */
- {NULL, NULL}, /* Fo */
- {NULL, NULL}, /* Fc */
- {NULL, NULL}, /* Oo */
- {NULL, NULL}, /* Oc */
- {NULL, NULL}, /* Bk */
- {NULL, NULL}, /* Ek */
- {NULL, NULL}, /* Bt */
- {NULL, NULL}, /* Hf */
- {NULL, NULL}, /* Fr */
- {NULL, NULL}, /* Ud */
- {NULL, NULL}, /* Lb */
- {NULL, NULL}, /* Lp */
- {NULL, NULL}, /* Lk */
- {NULL, NULL}, /* Mt */
- {NULL, NULL}, /* Brq */
- {NULL, NULL}, /* Bro */
- {NULL, NULL}, /* Brc */
- {NULL, NULL}, /* %C */
- {NULL, NULL}, /* Es */
- {NULL, NULL}, /* En */
- {mdoc_xx_pre, NULL}, /* Dx */
- {NULL, NULL}, /* %Q */
- {NULL, NULL}, /* br */
- {NULL, NULL}, /* sp */
-};
-
-static char buf[BUFSIZ]; /* XXX */
-
-#define bufcat(x) (void)strlcat(buf, (x), BUFSIZ)
-#define bufinit() buf[0] = 0
-#define buffmt(...) (void)snprintf(buf, BUFSIZ - 1, __VA_ARGS__)
-
-void
-html_mdoc(void *arg, const struct mdoc *m)
-{
- struct html *h;
- struct tag *t;
-
- h = (struct html *)arg;
-
- print_gen_doctype(h);
- t = print_otag(h, TAG_HTML, 0, NULL);
- print_mdoc(mdoc_meta(m), mdoc_node(m), h);
- print_tagq(h, t);
-
- printf("\n");
-}
-
-
-void
-html_man(void *arg, const struct man *m)
-{
- struct html *h;
- struct tag *t;
-
- h = (struct html *)arg;
+/* Avoid duplicate HTML id= attributes. */
+static struct ohash id_unique;
- print_gen_doctype(h);
- t = print_otag(h, TAG_HTML, 0, NULL);
- print_man(man_meta(m), man_node(m), h);
- print_tagq(h, t);
+static void a2width(const char *, struct roffsu *);
+static void print_byte(struct html *, char);
+static void print_endword(struct html *);
+static void print_indent(struct html *);
+static void print_word(struct html *, const char *);
- printf("\n");
-}
+static void print_ctag(struct html *, struct tag *);
+static int print_escape(struct html *, char);
+static int print_encode(struct html *, const char *, const char *, int);
+static void print_href(struct html *, const char *, const char *, int);
+static void print_metaf(struct html *, enum mandoc_esc);
void *
-html_alloc(char *outopts)
+html_alloc(const struct manoutput *outopts)
{
struct html *h;
- char *toks[3], *v;
-
- toks[0] = "style";
- toks[1] = "base";
- toks[2] = NULL;
- if (NULL == (h = calloc(1, sizeof(struct html))))
- return(NULL);
+ h = mandoc_calloc(1, sizeof(struct html));
- SLIST_INIT(&h->tags);
- SLIST_INIT(&h->ords);
-
- if (NULL == (h->symtab = chars_init(CHARS_HTML))) {
- free(h);
- return(NULL);
- }
+ h->tag = NULL;
+ h->style = outopts->style;
+ h->base_man = outopts->man;
+ h->base_includes = outopts->includes;
+ if (outopts->fragment)
+ h->oflags |= HTML_FRAGMENT;
- while (*outopts)
- switch (getsubopt(&outopts, toks, &v)) {
- case (0):
- h->style = v;
- break;
- case (1):
- h->base = v;
- break;
- default:
- break;
- }
+ mandoc_ohash_init(&id_unique, 4, 0);
- return(h);
+ return h;
}
-
void
html_free(void *p)
{
struct tag *tag;
- struct ord *ord;
struct html *h;
+ char *cp;
+ unsigned int slot;
h = (struct html *)p;
-
- while ( ! SLIST_EMPTY(&h->ords)) {
- ord = SLIST_FIRST(&h->ords);
- SLIST_REMOVE_HEAD(&h->ords, entry);
- free(ord);
- }
-
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
- SLIST_REMOVE_HEAD(&h->tags, entry);
+ while ((tag = h->tag) != NULL) {
+ h->tag = tag->next;
free(tag);
}
-
- if (h->symtab)
- chars_free(h->symtab);
free(h);
-}
-
-
-static int
-a2list(const struct mdoc_node *n)
-{
- int i;
-
- assert(MDOC_BLOCK == n->type && MDOC_Bl == n->tok);
- assert(n->args);
-
- for (i = 0; i < (int)n->args->argc; i++)
- switch (n->args->argv[i].arg) {
- case (MDOC_Enum):
- /* FALLTHROUGH */
- case (MDOC_Dash):
- /* FALLTHROUGH */
- case (MDOC_Hyphen):
- /* FALLTHROUGH */
- case (MDOC_Bullet):
- /* FALLTHROUGH */
- case (MDOC_Tag):
- /* FALLTHROUGH */
- case (MDOC_Hang):
- /* FALLTHROUGH */
- case (MDOC_Inset):
- /* FALLTHROUGH */
- case (MDOC_Diag):
- /* FALLTHROUGH */
- case (MDOC_Item):
- /* FALLTHROUGH */
- case (MDOC_Column):
- /* FALLTHROUGH */
- case (MDOC_Ohang):
- return(n->args->argv[i].arg);
- default:
- break;
- }
-
- abort();
- /* NOTREACHED */
-}
-
-
-static int
-a2width(const char *p)
-{
- int i, len;
-
- if (0 == (len = (int)strlen(p)))
- return(0);
- for (i = 0; i < len - 1; i++)
- if ( ! isdigit((u_char)p[i]))
- break;
-
- if (i == len - 1)
- if ('n' == p[len - 1] || 'm' == p[len - 1])
- return(atoi(p) + 2);
-
- return(len + 2);
-}
-
-
-static int
-a2offs(const char *p)
-{
- int len, i;
-
- if (0 == strcmp(p, "left"))
- return(0);
- if (0 == strcmp(p, "indent"))
- return(INDENT + 1);
- if (0 == strcmp(p, "indent-two"))
- return((INDENT + 1) * 2);
-
- if (0 == (len = (int)strlen(p)))
- return(0);
-
- for (i = 0; i < len - 1; i++)
- if ( ! isdigit((u_char)p[i]))
- break;
-
- if (i == len - 1)
- if ('n' == p[len - 1] || 'm' == p[len - 1])
- return(atoi(p));
-
- return(len);
-}
-
-static void
-print_mdoc(MDOC_ARGS)
-{
- struct tag *t;
- struct htmlpair tag;
-
- t = print_otag(h, TAG_HEAD, 0, NULL);
- print_mdoc_head(m, n, h);
- print_tagq(h, t);
-
- t = print_otag(h, TAG_BODY, 0, NULL);
-
- tag.key = ATTR_CLASS;
- tag.val = "body";
- print_otag(h, TAG_DIV, 1, &tag);
-
- print_mdoc_nodelist(m, n, h);
- print_tagq(h, t);
+ cp = ohash_first(&id_unique, &slot);
+ while (cp != NULL) {
+ free(cp);
+ cp = ohash_next(&id_unique, &slot);
+ }
+ ohash_delete(&id_unique);
}
-
-static void
+void
print_gen_head(struct html *h)
{
- struct htmlpair tag[4];
-
- tag[0].key = ATTR_HTTPEQUIV;
- tag[0].val = "Content-Type";
- tag[1].key = ATTR_CONTENT;
- tag[1].val = "text/html; charset=utf-8";
- print_otag(h, TAG_META, 2, tag);
-
- tag[0].key = ATTR_NAME;
- tag[0].val = "resource-type";
- tag[1].key = ATTR_CONTENT;
- tag[1].val = "document";
- print_otag(h, TAG_META, 2, tag);
-
- if (h->style) {
- tag[0].key = ATTR_REL;
- tag[0].val = "stylesheet";
- tag[1].key = ATTR_HREF;
- tag[1].val = h->style;
- tag[2].key = ATTR_TYPE;
- tag[2].val = "text/css";
- tag[3].key = ATTR_MEDIA;
- tag[3].val = "all";
- print_otag(h, TAG_LINK, 4, tag);
- }
+ struct tag *t;
- if (h->base) {
- tag[0].key = ATTR_HREF;
- tag[1].val = h->base;
- print_otag(h, TAG_BASE, 1, tag);
+ print_otag(h, TAG_META, "?", "charset", "utf-8");
+ if (h->style != NULL) {
+ print_otag(h, TAG_LINK, "?h??", "rel", "stylesheet",
+ h->style, "type", "text/css", "media", "all");
+ return;
}
-}
-
-
-/* ARGSUSED */
-static void
-print_mdoc_head(MDOC_ARGS)
-{
-
- print_gen_head(h);
- print_otag(h, TAG_TITLE, 0, NULL);
- print_text(h, m->title);
-}
-
-static void
-print_mdoc_nodelist(MDOC_ARGS)
-{
-
- print_mdoc_node(m, n, h);
- if (n->next)
- print_mdoc_nodelist(m, n->next, h);
+ /*
+ * Print a minimal embedded style sheet.
+ */
+
+ t = print_otag(h, TAG_STYLE, "");
+ print_text(h, "table.head, table.foot { width: 100%; }");
+ print_endline(h);
+ print_text(h, "td.head-rtitle, td.foot-os { text-align: right; }");
+ print_endline(h);
+ print_text(h, "td.head-vol { text-align: center; }");
+ print_endline(h);
+ print_text(h, "div.Pp { margin: 1ex 0ex; }");
+ print_endline(h);
+ print_text(h, "div.Nd, div.Bf, div.Op { display: inline; }");
+ print_endline(h);
+ print_text(h, "span.Pa, span.Ad { font-style: italic; }");
+ print_endline(h);
+ print_text(h, "span.Ms { font-weight: bold; }");
+ print_endline(h);
+ print_text(h, "dl.Bl-diag ");
+ print_byte(h, '>');
+ print_text(h, " dt { font-weight: bold; }");
+ print_endline(h);
+ print_text(h, "code.Nm, code.Fl, code.Cm, code.Ic, "
+ "code.In, code.Fd, code.Fn,");
+ print_endline(h);
+ print_text(h, "code.Cd { font-weight: bold; "
+ "font-family: inherit; }");
+ print_tagq(h, t);
}
-
static void
-print_mdoc_node(MDOC_ARGS)
+print_metaf(struct html *h, enum mandoc_esc deco)
{
- int child;
- struct tag *t;
-
- child = 1;
- t = SLIST_FIRST(&h->tags);
-
- bufinit();
+ enum htmlfont font;
- switch (n->type) {
- case (MDOC_ROOT):
- child = mdoc_root_pre(m, n, h);
+ switch (deco) {
+ case ESCAPE_FONTPREV:
+ font = h->metal;
break;
- case (MDOC_TEXT):
- print_text(h, n->string);
+ case ESCAPE_FONTITALIC:
+ font = HTMLFONT_ITALIC;
break;
- default:
- if (mdocs[n->tok].pre)
- child = (*mdocs[n->tok].pre)(m, n, h);
+ case ESCAPE_FONTBOLD:
+ font = HTMLFONT_BOLD;
+ break;
+ case ESCAPE_FONTBI:
+ font = HTMLFONT_BI;
break;
+ case ESCAPE_FONT:
+ case ESCAPE_FONTROMAN:
+ font = HTMLFONT_NONE;
+ break;
+ default:
+ abort();
}
- if (child && n->child)
- print_mdoc_nodelist(m, n->child, h);
-
- print_stagq(h, t);
+ if (h->metaf) {
+ print_tagq(h, h->metaf);
+ h->metaf = NULL;
+ }
- bufinit();
+ h->metal = h->metac;
+ h->metac = font;
- switch (n->type) {
- case (MDOC_ROOT):
- mdoc_root_post(m, n, h);
+ switch (font) {
+ case HTMLFONT_ITALIC:
+ h->metaf = print_otag(h, TAG_I, "");
+ break;
+ case HTMLFONT_BOLD:
+ h->metaf = print_otag(h, TAG_B, "");
break;
- case (MDOC_TEXT):
+ case HTMLFONT_BI:
+ h->metaf = print_otag(h, TAG_B, "");
+ print_otag(h, TAG_I, "");
break;
default:
- if (mdocs[n->tok].post)
- (*mdocs[n->tok].post)(m, n, h);
break;
}
}
-
-static void
-print_man(MAN_ARGS)
+char *
+html_make_id(const struct roff_node *n, int unique)
{
- struct tag *t;
-
- t = print_otag(h, TAG_HEAD, 0, NULL);
- print_man_head(m, n, h);
- print_tagq(h, t);
-
- t = print_otag(h, TAG_BODY, 0, NULL);
- /*print_man_body(m, n, h);*/
- print_tagq(h, t);
-}
+ const struct roff_node *nch;
+ char *buf, *bufs, *cp;
+ unsigned int slot;
+ int suffix;
+ for (nch = n->child; nch != NULL; nch = nch->next)
+ if (nch->type != ROFFT_TEXT)
+ return NULL;
-/* ARGSUSED */
-static void
-print_man_head(MAN_ARGS)
-{
+ buf = NULL;
+ deroff(&buf, n);
+ if (buf == NULL)
+ return NULL;
- print_gen_head(h);
- print_otag(h, TAG_TITLE, 0, NULL);
- print_text(h, m->title);
-}
+ /* http://www.w3.org/TR/html5/dom.html#the-id-attribute */
+ for (cp = buf; *cp != '\0'; cp++)
+ if (*cp == ' ')
+ *cp = '_';
-static void
-print_spec(struct html *h, const char *p, int len)
-{
- const char *rhs;
- int i;
- size_t sz;
+ if (unique == 0)
+ return buf;
- rhs = chars_a2ascii(h->symtab, p, (size_t)len, &sz);
+ /* Avoid duplicate HTML id= attributes. */
- if (NULL == rhs)
- return;
- for (i = 0; i < (int)sz; i++)
- putchar(rhs[i]);
+ bufs = NULL;
+ suffix = 1;
+ slot = ohash_qlookup(&id_unique, buf);
+ cp = ohash_find(&id_unique, slot);
+ if (cp != NULL) {
+ while (cp != NULL) {
+ free(bufs);
+ if (++suffix > 127) {
+ free(buf);
+ return NULL;
+ }
+ mandoc_asprintf(&bufs, "%s_%d", buf, suffix);
+ slot = ohash_qlookup(&id_unique, bufs);
+ cp = ohash_find(&id_unique, slot);
+ }
+ free(buf);
+ buf = bufs;
+ }
+ ohash_insert(&id_unique, slot, buf);
+ return buf;
+}
+
+int
+html_strlen(const char *cp)
+{
+ size_t rsz;
+ int skip, sz;
+
+ /*
+ * Account for escaped sequences within string length
+ * calculations. This follows the logic in term_strlen() as we
+ * must calculate the width of produced strings.
+ * Assume that characters are always width of "1". This is
+ * hacky, but it gets the job done for approximation of widths.
+ */
+
+ sz = 0;
+ skip = 0;
+ while (1) {
+ rsz = strcspn(cp, "\\");
+ if (rsz) {
+ cp += rsz;
+ if (skip) {
+ skip = 0;
+ rsz--;
+ }
+ sz += rsz;
+ }
+ if ('\0' == *cp)
+ break;
+ cp++;
+ switch (mandoc_escape(&cp, NULL, NULL)) {
+ case ESCAPE_ERROR:
+ return sz;
+ case ESCAPE_UNICODE:
+ case ESCAPE_NUMBERED:
+ case ESCAPE_SPECIAL:
+ case ESCAPE_OVERSTRIKE:
+ if (skip)
+ skip = 0;
+ else
+ sz++;
+ break;
+ case ESCAPE_SKIPCHAR:
+ skip = 1;
+ break;
+ default:
+ break;
+ }
+ }
+ return sz;
}
-
-static void
-print_res(struct html *h, const char *p, int len)
+static int
+print_escape(struct html *h, char c)
{
- const char *rhs;
- int i;
- size_t sz;
-
- rhs = chars_a2res(h->symtab, p, (size_t)len, &sz);
- if (NULL == rhs)
- return;
- for (i = 0; i < (int)sz; i++)
- putchar(rhs[i]);
+ switch (c) {
+ case '<':
+ print_word(h, "<");
+ break;
+ case '>':
+ print_word(h, ">");
+ break;
+ case '&':
+ print_word(h, "&");
+ break;
+ case '"':
+ print_word(h, """);
+ break;
+ case ASCII_NBRSP:
+ print_word(h, " ");
+ break;
+ case ASCII_HYPH:
+ print_byte(h, '-');
+ break;
+ case ASCII_BREAK:
+ break;
+ default:
+ return 0;
+ }
+ return 1;
}
-
-static void
-print_escape(struct html *h, const char **p)
+static int
+print_encode(struct html *h, const char *p, const char *pend, int norecurse)
{
- int j, type;
- const char *wp;
+ char numbuf[16];
+ struct tag *t;
+ const char *seq;
+ size_t sz;
+ int c, len, breakline, nospace;
+ enum mandoc_esc esc;
+ static const char rejs[10] = { ' ', '\\', '<', '>', '&', '"',
+ ASCII_NBRSP, ASCII_HYPH, ASCII_BREAK, '\0' };
- wp = *p;
- type = 1;
+ if (pend == NULL)
+ pend = strchr(p, '\0');
- if (0 == *(++wp)) {
- *p = wp;
- return;
- }
+ breakline = 0;
+ nospace = 0;
- if ('(' == *wp) {
- wp++;
- if (0 == *wp || 0 == *(wp + 1)) {
- *p = 0 == *wp ? wp : wp + 1;
- return;
+ while (p < pend) {
+ if (HTML_SKIPCHAR & h->flags && '\\' != *p) {
+ h->flags &= ~HTML_SKIPCHAR;
+ p++;
+ continue;
}
- print_spec(h, wp, 2);
- *p = ++wp;
- return;
+ for (sz = strcspn(p, rejs); sz-- && p < pend; p++)
+ print_byte(h, *p);
+
+ if (breakline &&
+ (p >= pend || *p == ' ' || *p == ASCII_NBRSP)) {
+ t = print_otag(h, TAG_DIV, "");
+ print_text(h, "\\~");
+ print_tagq(h, t);
+ breakline = 0;
+ while (p < pend && (*p == ' ' || *p == ASCII_NBRSP))
+ p++;
+ continue;
+ }
- } else if ('*' == *wp) {
- if (0 == *(++wp)) {
- *p = wp;
- return;
+ if (p >= pend)
+ break;
+
+ if (*p == ' ') {
+ print_endword(h);
+ p++;
+ continue;
}
- switch (*wp) {
- case ('('):
- wp++;
- if (0 == *wp || 0 == *(wp + 1)) {
- *p = 0 == *wp ? wp : wp + 1;
- return;
- }
+ if (print_escape(h, *p++))
+ continue;
- print_res(h, wp, 2);
- *p = ++wp;
- return;
- case ('['):
- type = 0;
+ esc = mandoc_escape(&p, &seq, &len);
+ if (ESCAPE_ERROR == esc)
break;
+
+ switch (esc) {
+ case ESCAPE_FONT:
+ case ESCAPE_FONTPREV:
+ case ESCAPE_FONTBOLD:
+ case ESCAPE_FONTITALIC:
+ case ESCAPE_FONTBI:
+ case ESCAPE_FONTROMAN:
+ if (0 == norecurse)
+ print_metaf(h, esc);
+ continue;
+ case ESCAPE_SKIPCHAR:
+ h->flags |= HTML_SKIPCHAR;
+ continue;
default:
- print_res(h, wp, 1);
- *p = wp;
- return;
+ break;
}
-
- } else if ('f' == *wp) {
- if (0 == *(++wp)) {
- *p = wp;
- return;
+
+ if (h->flags & HTML_SKIPCHAR) {
+ h->flags &= ~HTML_SKIPCHAR;
+ continue;
}
- switch (*wp) {
- case ('B'):
- /* TODO */
+ switch (esc) {
+ case ESCAPE_UNICODE:
+ /* Skip past "u" header. */
+ c = mchars_num2uc(seq + 1, len - 1);
break;
- case ('I'):
- /* TODO */
+ case ESCAPE_NUMBERED:
+ c = mchars_num2char(seq, len);
+ if (c < 0)
+ continue;
break;
- case ('P'):
- /* FALLTHROUGH */
- case ('R'):
- /* TODO */
+ case ESCAPE_SPECIAL:
+ c = mchars_spec2cp(seq, len);
+ if (c <= 0)
+ continue;
break;
- default:
+ case ESCAPE_BREAK:
+ breakline = 1;
+ continue;
+ case ESCAPE_NOSPACE:
+ if ('\0' == *p)
+ nospace = 1;
+ continue;
+ case ESCAPE_OVERSTRIKE:
+ if (len == 0)
+ continue;
+ c = seq[len - 1];
break;
+ default:
+ continue;
}
-
- *p = wp;
- return;
-
- } else if ('[' != *wp) {
- print_spec(h, wp, 1);
- *p = wp;
- return;
- }
-
- wp++;
- for (j = 0; *wp && ']' != *wp; wp++, j++)
- /* Loop... */ ;
-
- if (0 == *wp) {
- *p = wp;
- return;
+ if ((c < 0x20 && c != 0x09) ||
+ (c > 0x7E && c < 0xA0))
+ c = 0xFFFD;
+ if (c > 0x7E) {
+ (void)snprintf(numbuf, sizeof(numbuf), "&#x%.4X;", c);
+ print_word(h, numbuf);
+ } else if (print_escape(h, c) == 0)
+ print_byte(h, c);
}
- if (type)
- print_spec(h, wp - j, j);
- else
- print_res(h, wp - j, j);
-
- *p = wp;
+ return nospace;
}
-
static void
-print_encode(struct html *h, const char *p)
-{
-
- for (; *p; p++) {
- if ('\\' == *p) {
- print_escape(h, &p);
- continue;
- }
- switch (*p) {
- case ('<'):
- printf("<");
- break;
- case ('>'):
- printf(">");
- break;
- case ('&'):
- printf("&");
- break;
- default:
- putchar(*p);
- break;
- }
+print_href(struct html *h, const char *name, const char *sec, int man)
+{
+ const char *p, *pp;
+
+ pp = man ? h->base_man : h->base_includes;
+ while ((p = strchr(pp, '%')) != NULL) {
+ print_encode(h, pp, p, 1);
+ if (man && p[1] == 'S') {
+ if (sec == NULL)
+ print_byte(h, '1');
+ else
+ print_encode(h, sec, NULL, 1);
+ } else if ((man && p[1] == 'N') ||
+ (man == 0 && p[1] == 'I'))
+ print_encode(h, name, NULL, 1);
+ else
+ print_encode(h, p, p + 2, 1);
+ pp = p + 2;
}
+ if (*pp != '\0')
+ print_encode(h, pp, NULL, 1);
}
-
-static struct tag *
-print_otag(struct html *h, enum htmltag tag,
- int sz, const struct htmlpair *p)
+struct tag *
+print_otag(struct html *h, enum htmltag tag, const char *fmt, ...)
{
- int i;
+ va_list ap;
+ struct roffsu mysu, *su;
+ char numbuf[16];
struct tag *t;
+ const char *attr;
+ char *arg1, *arg2;
+ double v;
+ int i, have_style, tflags;
+
+ tflags = htmltags[tag].flags;
- if ( ! (HTML_NOSTACK & htmltags[tag].flags)) {
- if (NULL == (t = malloc(sizeof(struct tag))))
- err(EXIT_FAILURE, "malloc");
+ /* Push this tag onto the stack of open scopes. */
+
+ if ((tflags & HTML_NOSTACK) == 0) {
+ t = mandoc_malloc(sizeof(struct tag));
t->tag = tag;
- SLIST_INSERT_HEAD(&h->tags, t, entry);
+ t->next = h->tag;
+ h->tag = t;
} else
t = NULL;
- if ( ! (HTML_NOSPACE & h->flags))
- if ( ! (HTML_CLRLINE & htmltags[tag].flags))
- printf(" ");
-
- printf("<%s", htmltags[tag].name);
- for (i = 0; i < sz; i++) {
- printf(" %s=\"", htmlattrs[p[i].key]);
- assert(p->val);
- print_encode(h, p[i].val);
- printf("\"");
+ if (tflags & HTML_NLBEFORE)
+ print_endline(h);
+ if (h->col == 0)
+ print_indent(h);
+ else if ((h->flags & HTML_NOSPACE) == 0) {
+ if (h->flags & HTML_KEEP)
+ print_word(h, " ");
+ else {
+ if (h->flags & HTML_PREKEEP)
+ h->flags |= HTML_KEEP;
+ print_endword(h);
+ }
}
- printf(">");
- h->flags |= HTML_NOSPACE;
- if (HTML_CLRLINE & htmltags[tag].flags)
- h->flags |= HTML_NEWLINE;
+ if ( ! (h->flags & HTML_NONOSPACE))
+ h->flags &= ~HTML_NOSPACE;
else
- h->flags &= ~HTML_NEWLINE;
-
- return(t);
-}
-
-
-/* ARGSUSED */
-static void
-print_ctag(struct html *h, enum htmltag tag)
-{
-
- printf("</%s>", htmltags[tag].name);
- if (HTML_CLRLINE & htmltags[tag].flags)
h->flags |= HTML_NOSPACE;
- if (HTML_CLRLINE & htmltags[tag].flags)
- h->flags |= HTML_NEWLINE;
- else
- h->flags &= ~HTML_NEWLINE;
-}
+ /* Print out the tag name and attributes. */
-/* ARGSUSED */
-static void
-print_gen_doctype(struct html *h)
-{
-
- printf("<!DOCTYPE HTML PUBLIC \"%s\" \"%s\">", DOCTYPE, DTD);
-}
+ print_byte(h, '<');
+ print_word(h, htmltags[tag].name);
+ va_start(ap, fmt);
-static void
-print_text(struct html *h, const char *p)
-{
+ have_style = 0;
+ while (*fmt != '\0') {
+ if (*fmt == 's') {
+ have_style = 1;
+ fmt++;
+ break;
+ }
+
+ /* Parse a non-style attribute and its arguments. */
- if (*p && 0 == *(p + 1))
- switch (*p) {
- case('.'):
- /* FALLTHROUGH */
- case(','):
- /* FALLTHROUGH */
- case(';'):
- /* FALLTHROUGH */
- case(':'):
- /* FALLTHROUGH */
- case('?'):
- /* FALLTHROUGH */
- case('!'):
- /* FALLTHROUGH */
- case(')'):
- /* FALLTHROUGH */
- case(']'):
- /* FALLTHROUGH */
- case('}'):
- h->flags |= HTML_NOSPACE;
+ arg1 = va_arg(ap, char *);
+ switch (*fmt++) {
+ case 'c':
+ attr = "class";
break;
- default:
+ case 'h':
+ attr = "href";
+ break;
+ case 'i':
+ attr = "id";
break;
+ case '?':
+ attr = arg1;
+ arg1 = va_arg(ap, char *);
+ break;
+ default:
+ abort();
}
+ arg2 = NULL;
+ if (*fmt == 'M')
+ arg2 = va_arg(ap, char *);
+ if (arg1 == NULL)
+ continue;
- if ( ! (h->flags & HTML_NOSPACE))
- printf(" ");
+ /* Print the non-style attributes. */
- h->flags &= ~HTML_NOSPACE;
- h->flags &= ~HTML_NEWLINE;
-
- if (p)
- print_encode(h, p);
-
- if (*p && 0 == *(p + 1))
- switch (*p) {
- case('('):
- /* FALLTHROUGH */
- case('['):
- /* FALLTHROUGH */
- case('{'):
- h->flags |= HTML_NOSPACE;
+ print_byte(h, ' ');
+ print_word(h, attr);
+ print_byte(h, '=');
+ print_byte(h, '"');
+ switch (*fmt) {
+ case 'I':
+ print_href(h, arg1, NULL, 0);
+ fmt++;
+ break;
+ case 'M':
+ print_href(h, arg1, arg2, 1);
+ fmt++;
+ break;
+ case 'R':
+ print_byte(h, '#');
+ print_encode(h, arg1, NULL, 1);
+ fmt++;
+ break;
+ case 'T':
+ print_encode(h, arg1, NULL, 1);
+ print_word(h, "\" title=\"");
+ print_encode(h, arg1, NULL, 1);
+ fmt++;
break;
default:
+ print_encode(h, arg1, NULL, 1);
break;
}
-}
+ print_byte(h, '"');
+ }
+ /* Print out styles. */
-static void
-print_tagq(struct html *h, const struct tag *until)
-{
- struct tag *tag;
+ while (*fmt != '\0') {
+ arg1 = NULL;
+ su = NULL;
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
- print_ctag(h, tag->tag);
- SLIST_REMOVE_HEAD(&h->tags, entry);
- free(tag);
- if (until && tag == until)
- return;
- }
-}
-
-
-static void
-print_stagq(struct html *h, const struct tag *suntil)
-{
- struct tag *tag;
-
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
- if (suntil && tag == suntil)
- return;
- print_ctag(h, tag->tag);
- SLIST_REMOVE_HEAD(&h->tags, entry);
- free(tag);
- }
-}
+ /* First letter: input argument type. */
-
-/* ARGSUSED */
-static void
-mdoc_root_post(MDOC_ARGS)
-{
- struct tm tm;
- struct htmlpair tag[2];
- struct tag *t, *tt;
- char b[BUFSIZ];
-
- (void)localtime_r(&m->date, &tm);
-
- if (0 == strftime(b, BUFSIZ - 1, "%B %e, %Y", &tm))
- err(EXIT_FAILURE, "strftime");
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "footer";
- tag[1].key = ATTR_STYLE;
- tag[1].val = "width: 100%;";
- t = print_otag(h, TAG_TABLE, 2, tag);
- tt = print_otag(h, TAG_TR, 0, NULL);
-
- tag[0].key = ATTR_STYLE;
- tag[0].val = "width: 50%;";
- print_otag(h, TAG_TD, 1, tag);
- print_text(h, b);
- print_stagq(h, tt);
-
- tag[0].key = ATTR_STYLE;
- tag[0].val = "width: 50%; text-align: right;";
- print_otag(h, TAG_TD, 1, tag);
- print_text(h, m->os);
- print_tagq(h, t);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_root_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- struct tag *t, *tt;
- char b[BUFSIZ], title[BUFSIZ];
-
- (void)strlcpy(b, m->vol, BUFSIZ);
-
- if (m->arch) {
- (void)strlcat(b, " (", BUFSIZ);
- (void)strlcat(b, m->arch, BUFSIZ);
- (void)strlcat(b, ")", BUFSIZ);
- }
-
- (void)snprintf(title, BUFSIZ - 1,
- "%s(%d)", m->title, m->msec);
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "header";
- tag[1].key = ATTR_STYLE;
- tag[1].val = "width: 100%;";
- t = print_otag(h, TAG_TABLE, 2, tag);
- tt = print_otag(h, TAG_TR, 0, NULL);
-
- tag[0].key = ATTR_STYLE;
- tag[0].val = "width: 33%;";
- print_otag(h, TAG_TD, 1, tag);
- print_text(h, b);
- print_stagq(h, tt);
-
- tag[0].key = ATTR_STYLE;
- tag[0].val = "width: 33%; text-align: center;";
- print_otag(h, TAG_TD, 1, tag);
- print_text(h, title);
- print_stagq(h, tt);
-
- tag[0].key = ATTR_STYLE;
- tag[0].val = "width: 33%; text-align: right;";
- print_otag(h, TAG_TD, 1, tag);
- print_text(h, b);
- print_tagq(h, t);
-
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_sh_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- const struct mdoc_node *nn;
-
- if (MDOC_HEAD == n->type) {
- tag[0].key = ATTR_CLASS;
- tag[0].val = "sec-head";
- print_otag(h, TAG_DIV, 1, tag);
- print_otag(h, TAG_SPAN, 1, tag);
-
- for (nn = n->child; nn; nn = nn->next) {
- bufcat(nn->string);
- if (nn->next)
- bufcat(" ");
- }
- tag[0].key = ATTR_NAME;
- tag[0].val = buf;
- print_otag(h, TAG_A, 1, tag);
- return(1);
- } else if (MDOC_BLOCK == n->type) {
- tag[0].key = ATTR_CLASS;
- tag[0].val = "sec-block";
-
- if (n->prev && NULL == n->prev->body->child) {
- print_otag(h, TAG_DIV, 1, tag);
- return(1);
+ switch (*fmt++) {
+ case 'h':
+ i = va_arg(ap, int);
+ su = &mysu;
+ SCALE_HS_INIT(su, i);
+ break;
+ case 's':
+ arg1 = va_arg(ap, char *);
+ break;
+ case 'u':
+ su = va_arg(ap, struct roffsu *);
+ break;
+ case 'w':
+ if ((arg2 = va_arg(ap, char *)) != NULL) {
+ su = &mysu;
+ a2width(arg2, su);
+ }
+ if (*fmt == '*') {
+ if (su != NULL && su->unit == SCALE_EN &&
+ su->scale > 5.9 && su->scale < 6.1)
+ su = NULL;
+ fmt++;
+ }
+ if (*fmt == '+') {
+ if (su != NULL) {
+ /* Make even bold text fit. */
+ su->scale *= 1.2;
+ /* Add padding. */
+ su->scale += 3.0;
+ }
+ fmt++;
+ }
+ if (*fmt == '-') {
+ if (su != NULL)
+ su->scale *= -1.0;
+ fmt++;
+ }
+ break;
+ default:
+ abort();
}
- bufcat("margin-top: 1em;");
- if (NULL == n->next)
- bufcat("margin-bottom: 1em;");
+ /* Second letter: style name. */
- tag[1].key = ATTR_STYLE;
- tag[1].val = buf;
-
- print_otag(h, TAG_DIV, 2, tag);
- return(1);
- }
-
- buffmt("margin-left: %dem;", INDENT);
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "sec-body";
- tag[1].key = ATTR_STYLE;
- tag[1].val = buf;
-
- print_otag(h, TAG_DIV, 2, tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ss_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- int i;
- const struct mdoc_node *nn;
-
- i = 0;
-
- if (MDOC_BODY == n->type) {
- tag[i].key = ATTR_CLASS;
- tag[i++].val = "ssec-body";
- if (n->parent->next && n->child) {
- bufcat("margin-bottom: 1em;");
- tag[i].key = ATTR_STYLE;
- tag[i++].val = buf;
- }
- print_otag(h, TAG_DIV, i, tag);
- return(1);
- } else if (MDOC_BLOCK == n->type) {
- tag[i].key = ATTR_CLASS;
- tag[i++].val = "ssec-block";
- if (n->prev) {
- bufcat("margin-top: 1em;");
- tag[i].key = ATTR_STYLE;
- tag[i++].val = buf;
+ switch (*fmt++) {
+ case 'h':
+ attr = "height";
+ break;
+ case 'i':
+ attr = "text-indent";
+ break;
+ case 'l':
+ attr = "margin-left";
+ break;
+ case 'w':
+ attr = "width";
+ break;
+ case 'W':
+ attr = "min-width";
+ break;
+ case '?':
+ attr = arg1;
+ arg1 = va_arg(ap, char *);
+ break;
+ default:
+ abort();
}
- print_otag(h, TAG_DIV, i, tag);
- return(1);
- }
-
- buffmt("margin-left: -%dem;", INDENT - HALFINDENT);
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "ssec-head";
- tag[1].key = ATTR_STYLE;
- tag[1].val = buf;
-
- print_otag(h, TAG_DIV, 2, tag);
- print_otag(h, TAG_SPAN, 1, tag);
+ if (su == NULL && arg1 == NULL)
+ continue;
- bufinit();
- for (nn = n->child; nn; nn = nn->next) {
- bufcat(nn->string);
- if (nn->next)
- bufcat(" ");
+ if (have_style == 1)
+ print_word(h, " style=\"");
+ else
+ print_byte(h, ' ');
+ print_word(h, attr);
+ print_byte(h, ':');
+ print_byte(h, ' ');
+ if (su != NULL) {
+ v = su->scale;
+ if (su->unit == SCALE_MM && (v /= 100.0) == 0.0)
+ v = 1.0;
+ else if (su->unit == SCALE_BU)
+ v /= 24.0;
+ (void)snprintf(numbuf, sizeof(numbuf), "%.2f", v);
+ print_word(h, numbuf);
+ print_word(h, roffscales[su->unit]);
+ } else
+ print_word(h, arg1);
+ print_byte(h, ';');
+ have_style = 2;
}
- tag[0].key = ATTR_NAME;
- tag[0].val = buf;
- print_otag(h, TAG_A, 1, tag);
+ if (have_style == 2)
+ print_byte(h, '"');
- return(1);
-}
+ va_end(ap);
+ /* Accommodate for "well-formed" singleton escaping. */
-/* ARGSUSED */
-static int
-mdoc_fl_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
+ if (HTML_AUTOCLOSE & htmltags[tag].flags)
+ print_byte(h, '/');
- tag.key = ATTR_CLASS;
- tag.val = "flag";
+ print_byte(h, '>');
- print_otag(h, TAG_SPAN, 1, &tag);
- if (MDOC_Fl == n->tok) {
- print_text(h, "\\-");
+ if (tflags & HTML_NLBEGIN)
+ print_endline(h);
+ else
h->flags |= HTML_NOSPACE;
- }
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_pp_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_STYLE;
- tag.val = "clear: both; height: 1em;";
- print_otag(h, TAG_DIV, 1, &tag);
- return(0);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_nd_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- if (MDOC_BODY != n->type)
- return(1);
-
- /* XXX - this can contain block elements! */
- print_text(h, "\\(em");
- tag.key = ATTR_CLASS;
- tag.val = "desc-body";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_op_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
- if (MDOC_BODY != n->type)
- return(1);
+ if (tflags & HTML_INDENT)
+ h->indent++;
+ if (tflags & HTML_NOINDENT)
+ h->noindent++;
- /* XXX - this can contain block elements! */
- print_text(h, "\\(lB");
- h->flags |= HTML_NOSPACE;
- tag.key = ATTR_CLASS;
- tag.val = "opt";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
+ return t;
}
-
-/* ARGSUSED */
static void
-mdoc_op_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(rB");
+print_ctag(struct html *h, struct tag *tag)
+{
+ int tflags;
+
+ /*
+ * Remember to close out and nullify the current
+ * meta-font and table, if applicable.
+ */
+ if (tag == h->metaf)
+ h->metaf = NULL;
+ if (tag == h->tblt)
+ h->tblt = NULL;
+
+ tflags = htmltags[tag->tag].flags;
+
+ if (tflags & HTML_INDENT)
+ h->indent--;
+ if (tflags & HTML_NOINDENT)
+ h->noindent--;
+ if (tflags & HTML_NLEND)
+ print_endline(h);
+ print_indent(h);
+ print_byte(h, '<');
+ print_byte(h, '/');
+ print_word(h, htmltags[tag->tag].name);
+ print_byte(h, '>');
+ if (tflags & HTML_NLAFTER)
+ print_endline(h);
+
+ h->tag = tag->next;
+ free(tag);
}
-
-static int
-mdoc_nm_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- if ( ! (HTML_NEWLINE & h->flags))
- if (SEC_SYNOPSIS == n->sec) {
- tag.key = ATTR_STYLE;
- tag.val = "clear: both;";
- print_otag(h, TAG_BR, 1, &tag);
- }
-
- tag.key = ATTR_CLASS;
- tag.val = "name";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- if (NULL == n->child)
- print_text(h, m->name);
-
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_xr_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- const char *name, *sec;
- const struct mdoc_node *nn;
-
- nn = n->child;
- name = nn && nn->string ? nn->string : "";
- nn = nn ? nn->next : NULL;
- sec = nn && nn->string ? nn->string : "";
-
- buffmt("%s%s%s.html", name, name && sec ? "." : "", sec);
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "link-man";
- tag[1].key = ATTR_HREF;
- tag[1].val = buf;
- print_otag(h, TAG_A, 2, tag);
-
- nn = n->child;
- print_text(h, nn->string);
- if (NULL == (nn = nn->next))
- return(0);
-
- h->flags |= HTML_NOSPACE;
- print_text(h, "(");
- h->flags |= HTML_NOSPACE;
- print_text(h, nn->string);
- h->flags |= HTML_NOSPACE;
- print_text(h, ")");
-
- return(0);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ns_pre(MDOC_ARGS)
-{
-
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ar_pre(MDOC_ARGS)
+void
+print_gen_decls(struct html *h)
{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "arg";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
+ print_word(h, "<!DOCTYPE html>");
+ print_endline(h);
}
-
-/* ARGSUSED */
-static int
-mdoc_xx_pre(MDOC_ARGS)
-{
- const char *pp;
- struct htmlpair tag;
-
- switch (n->tok) {
- case (MDOC_Bsx):
- pp = "BSDI BSD/OS";
- break;
- case (MDOC_Dx):
- pp = "DragonFlyBSD";
- 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);
+void
+print_gen_comment(struct html *h, struct roff_node *n)
+{
+ int wantblank;
+
+ print_word(h, "<!-- This is an automatically generated file."
+ " Do not edit.");
+ h->indent = 1;
+ wantblank = 0;
+ while (n != NULL && n->type == ROFFT_COMMENT) {
+ if (strstr(n->string, "-->") == NULL &&
+ (wantblank || *n->string != '\0')) {
+ print_endline(h);
+ print_indent(h);
+ print_word(h, n->string);
+ wantblank = *n->string != '\0';
+ }
+ n = n->next;
}
-
- tag.key = ATTR_CLASS;
- tag.val = "unix";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, pp);
- return(1);
+ if (wantblank)
+ print_endline(h);
+ print_word(h, " -->");
+ print_endline(h);
+ h->indent = 0;
}
-
-/* ARGSUSED */
-static int
-mdoc_tbl_block_pre(MDOC_ARGS, int t, int w, int o, int c)
+void
+print_text(struct html *h, const char *word)
{
- struct htmlpair tag;
-
- switch (t) {
- case (MDOC_Column):
- /* FALLTHROUGH */
- case (MDOC_Item):
- /* FALLTHROUGH */
- case (MDOC_Ohang):
- buffmt("margin-left: %dem; clear: both;", o);
- break;
- default:
- buffmt("margin-left: %dem; clear: both;", w + o);
- break;
- }
-
- if ( ! c && MDOC_Column != t) {
- if (n->prev && n->prev->body->child)
- bufcat("padding-top: 1em;");
- else if (NULL == n->prev)
- bufcat("padding-top: 1em;");
+ if (h->col && (h->flags & HTML_NOSPACE) == 0) {
+ if ( ! (HTML_KEEP & h->flags)) {
+ if (HTML_PREKEEP & h->flags)
+ h->flags |= HTML_KEEP;
+ print_endword(h);
+ } else
+ print_word(h, " ");
}
- tag.key = ATTR_STYLE;
- tag.val = buf;
- print_otag(h, TAG_DIV, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_tbl_body_pre(MDOC_ARGS, int t, int w)
-{
-
- print_otag(h, TAG_DIV, 0, NULL);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_tbl_head_pre(MDOC_ARGS, int t, int w)
-{
- struct htmlpair tag;
- struct ord *ord;
- char nbuf[BUFSIZ];
-
- switch (t) {
- case (MDOC_Item):
- /* FALLTHROUGH */
- case (MDOC_Ohang):
- print_otag(h, TAG_DIV, 0, NULL);
- break;
- case (MDOC_Column):
- buffmt("min-width: %dem;", w);
- bufcat("clear: none;");
- if (n->next && MDOC_HEAD == n->next->type)
- bufcat("float: left;");
- tag.key = ATTR_STYLE;
- tag.val = buf;
- print_otag(h, TAG_DIV, 1, &tag);
+ assert(NULL == h->metaf);
+ switch (h->metac) {
+ case HTMLFONT_ITALIC:
+ h->metaf = print_otag(h, TAG_I, "");
break;
- default:
- buffmt("margin-left: -%dem;", w);
- bufcat("clear: left;");
- bufcat("float: left;");
- bufcat("padding-right: 1em;");
- tag.key = ATTR_STYLE;
- tag.val = buf;
- print_otag(h, TAG_DIV, 1, &tag);
+ case HTMLFONT_BOLD:
+ h->metaf = print_otag(h, TAG_B, "");
break;
- }
-
- switch (t) {
- case (MDOC_Diag):
- tag.key = ATTR_CLASS;
- tag.val = "diag";
- print_otag(h, TAG_SPAN, 1, &tag);
+ case HTMLFONT_BI:
+ h->metaf = print_otag(h, TAG_B, "");
+ print_otag(h, TAG_I, "");
break;
- case (MDOC_Enum):
- ord = SLIST_FIRST(&h->ords);
- assert(ord);
- nbuf[BUFSIZ - 1] = 0;
- (void)snprintf(nbuf, BUFSIZ - 1, "%d.", ord->pos++);
- print_text(h, nbuf);
- return(0);
- case (MDOC_Dash):
- print_text(h, "\\(en");
- return(0);
- case (MDOC_Hyphen):
- print_text(h, "\\-");
- return(0);
- case (MDOC_Bullet):
- print_text(h, "\\(bu");
- return(0);
default:
+ print_indent(h);
break;
}
- return(1);
-}
-
-
-static int
-mdoc_tbl_pre(MDOC_ARGS, int type)
-{
- int i, w, o, c, wp;
- const struct mdoc_node *bl, *nn;
-
- bl = n->parent->parent;
- if (MDOC_BLOCK != n->type)
- bl = bl->parent;
-
- /* FIXME: fmt_vspace() equivalent. */
-
- assert(bl->args);
-
- w = o = c = 0;
- wp = -1;
-
- for (i = 0; i < (int)bl->args->argc; i++)
- if (MDOC_Width == bl->args->argv[i].arg) {
- assert(bl->args->argv[i].sz);
- wp = i;
- w = a2width(bl->args->argv[i].value[0]);
- } else if (MDOC_Offset == bl->args->argv[i].arg) {
- assert(bl->args->argv[i].sz);
- o = a2offs(bl->args->argv[i].value[0]);
- } else if (MDOC_Compact == bl->args->argv[i].arg)
- c = 1;
-
- if (MDOC_HEAD == n->type && MDOC_Column == type) {
- nn = n->parent->child;
- assert(nn && MDOC_HEAD == nn->type);
- for (i = 0; nn && nn != n; nn = nn->next, i++)
- /* Counter... */ ;
- assert(nn);
- if (wp >= 0 && i < (int)bl->args[wp].argv->sz)
- w = a2width(bl->args->argv[wp].value[i]);
- }
-
- switch (type) {
- case (MDOC_Enum):
- /* FALLTHROUGH */
- case (MDOC_Dash):
- /* FALLTHROUGH */
- case (MDOC_Hyphen):
- /* FALLTHROUGH */
- case (MDOC_Bullet):
- if (w < 4)
- w = 4;
- break;
- case (MDOC_Inset):
- /* FALLTHROUGH */
- case (MDOC_Diag):
- w = 1;
- break;
- default:
- if (0 == w)
- w = 10;
- break;
- }
+ assert(word);
+ if ( ! print_encode(h, word, NULL, 0)) {
+ if ( ! (h->flags & HTML_NONOSPACE))
+ h->flags &= ~HTML_NOSPACE;
+ h->flags &= ~HTML_NONEWLINE;
+ } else
+ h->flags |= HTML_NOSPACE | HTML_NONEWLINE;
- switch (n->type) {
- case (MDOC_BLOCK):
- break;
- case (MDOC_HEAD):
- return(mdoc_tbl_head_pre(m, n, h, type, w));
- case (MDOC_BODY):
- return(mdoc_tbl_body_pre(m, n, h, type, w));
- default:
- abort();
- /* NOTREACHED */
+ if (h->metaf) {
+ print_tagq(h, h->metaf);
+ h->metaf = NULL;
}
- return(mdoc_tbl_block_pre(m, n, h, type, w, o, c));
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_bl_pre(MDOC_ARGS)
-{
- struct ord *ord;
-
- if (MDOC_BLOCK != n->type)
- return(1);
- if (MDOC_Enum != a2list(n))
- return(1);
-
- ord = malloc(sizeof(struct ord));
- if (NULL == ord)
- err(EXIT_FAILURE, "malloc");
- ord->cookie = n;
- ord->pos = 1;
- SLIST_INSERT_HEAD(&h->ords, ord, entry);
-
- return(1);
+ h->flags &= ~HTML_IGNDELIM;
}
-
-/* ARGSUSED */
-static void
-mdoc_bl_post(MDOC_ARGS)
-{
- struct ord *ord;
-
- if (MDOC_BLOCK != n->type)
- return;
- if (MDOC_Enum != a2list(n))
- return;
-
- ord = SLIST_FIRST(&h->ords);
- assert(ord);
- SLIST_REMOVE_HEAD(&h->ords, entry);
- free(ord);
-}
-
-
-static int
-mdoc_it_pre(MDOC_ARGS)
-{
- int type;
-
- if (MDOC_BLOCK == n->type)
- type = a2list(n->parent->parent);
- else
- type = a2list(n->parent->parent->parent);
-
- return(mdoc_tbl_pre(m, n, h, type));
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ex_pre(MDOC_ARGS)
+void
+print_tagq(struct html *h, const struct tag *until)
{
- const struct mdoc_node *nn;
- struct tag *t;
- struct htmlpair tag;
-
- print_text(h, "The");
-
- tag.key = ATTR_CLASS;
- tag.val = "utility";
-
- for (nn = n->child; nn; nn = nn->next) {
- t = print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, nn->string);
- print_tagq(h, t);
-
- h->flags |= HTML_NOSPACE;
+ struct tag *tag;
- if (nn->next && NULL == nn->next->next)
- print_text(h, ", and");
- else if (nn->next)
- print_text(h, ",");
- else
- h->flags &= ~HTML_NOSPACE;
+ while ((tag = h->tag) != NULL) {
+ print_ctag(h, tag);
+ if (until && tag == until)
+ return;
}
-
- if (n->child->next)
- 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_dq_pre(MDOC_ARGS)
+void
+print_stagq(struct html *h, const struct tag *suntil)
{
+ struct tag *tag;
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\(lq");
- h->flags |= HTML_NOSPACE;
- return(1);
+ while ((tag = h->tag) != NULL) {
+ if (suntil && tag == suntil)
+ return;
+ print_ctag(h, tag);
+ }
}
-
-/* ARGSUSED */
-static void
-mdoc_dq_post(MDOC_ARGS)
+void
+print_paragraph(struct html *h)
{
+ struct tag *t;
- if (MDOC_BODY != n->type)
- return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(rq");
+ t = print_otag(h, TAG_DIV, "c", "Pp");
+ print_tagq(h, t);
}
-/* ARGSUSED */
-static int
-mdoc_pq_pre(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\&(");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
+/***********************************************************************
+ * Low level output functions.
+ * They implement line breaking using a short static buffer.
+ ***********************************************************************/
-/* ARGSUSED */
+/*
+ * Buffer one HTML output byte.
+ * If the buffer is full, flush and deactivate it and start a new line.
+ * If the buffer is inactive, print directly.
+ */
static void
-mdoc_pq_post(MDOC_ARGS)
+print_byte(struct html *h, char c)
{
-
- if (MDOC_BODY != n->type)
+ if ((h->flags & HTML_BUFFER) == 0) {
+ putchar(c);
+ h->col++;
return;
- print_text(h, ")");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_sq_pre(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\(oq");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_sq_post(MDOC_ARGS)
-{
+ }
- if (MDOC_BODY != n->type)
+ if (h->col + h->bufcol < sizeof(h->buf)) {
+ h->buf[h->bufcol++] = c;
return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(aq");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_em_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "emph";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_d1_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
-
- if (MDOC_BLOCK != n->type)
- return(1);
-
- buffmt("margin-left: %dem;", INDENT);
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "lit-block";
- tag[1].key = ATTR_STYLE;
- tag[1].val = buf;
-
- print_otag(h, TAG_DIV, 2, tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_sx_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- const struct mdoc_node *nn;
-
- bufcat("#");
- for (nn = n->child; nn; nn = nn->next) {
- bufcat(nn->string);
- if (nn->next)
- bufcat(" ");
}
- tag[0].key = ATTR_HREF;
- tag[0].val = buf;
- tag[1].key = ATTR_CLASS;
- tag[1].val = "link-sec";
-
- print_otag(h, TAG_A, 2, tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_aq_pre(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\(la");
- h->flags |= HTML_NOSPACE;
- return(1);
+ putchar('\n');
+ h->col = 0;
+ print_indent(h);
+ putchar(' ');
+ putchar(' ');
+ fwrite(h->buf, h->bufcol, 1, stdout);
+ putchar(c);
+ h->col = (h->indent + 1) * 2 + h->bufcol + 1;
+ h->bufcol = 0;
+ h->flags &= ~HTML_BUFFER;
}
-
-/* ARGSUSED */
-static void
-mdoc_aq_post(MDOC_ARGS)
+/*
+ * If something was printed on the current output line, end it.
+ * Not to be called right after print_indent().
+ */
+void
+print_endline(struct html *h)
{
-
- if (MDOC_BODY != n->type)
+ if (h->col == 0)
return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(ra");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_bd_pre(MDOC_ARGS)
-{
- struct htmlpair tag[2];
- int t, c, o, i;
- const struct mdoc_node *bl;
-
- /* FIXME: fmt_vspace() shit. */
-
- if (MDOC_BLOCK == n->type)
- bl = n;
- else if (MDOC_HEAD == n->type)
- return(0);
- else
- bl = n->parent;
-
- t = o = c = 0;
-
- for (i = 0; i < (int)bl->args->argc; i++)
- switch (bl->args->argv[i].arg) {
- case (MDOC_Offset):
- assert(bl->args->argv[i].sz);
- o = a2offs (bl->args->argv[i].value[0]);
- break;
- case (MDOC_Compact):
- c = 1;
- break;
- case (MDOC_Ragged):
- /* FALLTHROUGH */
- case (MDOC_Filled):
- /* FALLTHROUGH */
- case (MDOC_Unfilled):
- /* FALLTHROUGH */
- case (MDOC_Literal):
- t = bl->args->argv[i].arg;
- break;
- }
-
- if (MDOC_BLOCK == n->type) {
- if (o)
- buffmt("margin-left: %dem;", o);
- bufcat("margin-top: 1em;");
- tag[0].key = ATTR_STYLE;
- tag[0].val = buf;
- print_otag(h, TAG_DIV, 1, tag);
- return(1);
- }
-
- switch (t) {
- case (MDOC_Unfilled):
- case (MDOC_Literal):
- break;
- default:
- return(1);
- }
-
- bufcat("white-space: pre;");
- tag[0].key = ATTR_STYLE;
- tag[0].val = buf;
- tag[1].key = ATTR_CLASS;
- tag[1].val = "lit-block";
- print_otag(h, TAG_DIV, 2, tag);
-
- for (n = n->child; n; n = n->next) {
- h->flags |= HTML_NOSPACE;
- print_mdoc_node(m, n, h);
- if (n->next)
- print_text(h, "\n");
+ if (h->bufcol) {
+ putchar(' ');
+ fwrite(h->buf, h->bufcol, 1, stdout);
+ h->bufcol = 0;
}
-
- return(0);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_pa_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "file";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_qq_pre(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\*q");
+ putchar('\n');
+ h->col = 0;
h->flags |= HTML_NOSPACE;
- return(1);
+ h->flags &= ~HTML_BUFFER;
}
-
-/* ARGSUSED */
+/*
+ * Flush the HTML output buffer.
+ * If it is inactive, activate it.
+ */
static void
-mdoc_qq_post(MDOC_ARGS)
+print_endword(struct html *h)
{
-
- if (MDOC_BODY != n->type)
+ if (h->noindent) {
+ print_byte(h, ' ');
return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\*q");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ad_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "addr";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_an_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "author";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_cd_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "config";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_dv_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "define";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ev_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "env";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_er_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "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;
-
- tag.key = ATTR_CLASS;
- tag.val = "farg";
-
- if (n->parent->tok != MDOC_Fo) {
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
}
- for (nn = n->child; nn; nn = nn->next) {
- t = print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, nn->string);
- print_tagq(h, t);
- if (nn->next)
- print_text(h, ",");
+ if ((h->flags & HTML_BUFFER) == 0) {
+ h->col++;
+ h->flags |= HTML_BUFFER;
+ } else if (h->bufcol) {
+ putchar(' ');
+ fwrite(h->buf, h->bufcol, 1, stdout);
+ h->col += h->bufcol + 1;
}
-
- if (n->child && n->next && n->next->tok == MDOC_Fa)
- print_text(h, ",");
-
- return(0);
+ h->bufcol = 0;
}
-
-/* ARGSUSED */
-static int
-mdoc_fd_pre(MDOC_ARGS)
+/*
+ * If at the beginning of a new output line,
+ * perform indentation and mark the line as containing output.
+ * Make sure to really produce some output right afterwards,
+ * but do not use print_otag() for producing it.
+ */
+static void
+print_indent(struct html *h)
{
- struct htmlpair tag;
+ size_t i;
- if (SEC_SYNOPSIS == n->sec) {
- if (n->next && MDOC_Fd != n->next->tok) {
- tag.key = ATTR_STYLE;
- tag.val = "margin-bottom: 1em;";
- print_otag(h, TAG_DIV, 1, &tag);
- } else
- print_otag(h, TAG_DIV, 0, NULL);
- }
-
- tag.key = ATTR_CLASS;
- tag.val = "macro";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_vt_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
+ if (h->col)
+ return;
- if (SEC_SYNOPSIS == n->sec) {
- if (n->next && MDOC_Vt != n->next->tok) {
- tag.key = ATTR_STYLE;
- tag.val = "margin-bottom: 1em;";
- print_otag(h, TAG_DIV, 1, &tag);
- } else
- print_otag(h, TAG_DIV, 0, NULL);
+ if (h->noindent == 0) {
+ h->col = h->indent * 2;
+ for (i = 0; i < h->col; i++)
+ putchar(' ');
}
-
- tag.key = ATTR_CLASS;
- tag.val = "type";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
+ h->flags &= ~HTML_NOSPACE;
}
-/* ARGSUSED */
-static int
-mdoc_ft_pre(MDOC_ARGS)
+/*
+ * Print or buffer some characters
+ * depending on the current HTML output buffer state.
+ */
+static void
+print_word(struct html *h, const char *cp)
{
- struct htmlpair tag;
-
- if (SEC_SYNOPSIS == n->sec) {
- if (n->prev && MDOC_Fo == n->prev->tok) {
- tag.key = ATTR_STYLE;
- tag.val = "magin-bottom: 1em;";
- print_otag(h, TAG_DIV, 1, &tag);
- } else
- print_otag(h, TAG_DIV, 0, NULL);
- }
-
- tag.key = ATTR_CLASS;
- tag.val = "type";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
+ while (*cp != '\0')
+ print_byte(h, *cp++);
}
-
-/* ARGSUSED */
-static int
-mdoc_fn_pre(MDOC_ARGS)
+/*
+ * 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)
{
- struct tag *t;
- struct htmlpair tag;
- const struct mdoc_node *nn;
-
- if (SEC_SYNOPSIS == n->sec) {
- if (n->next) {
- tag.key = ATTR_STYLE;
- tag.val = "margin-bottom: 1em";
- print_otag(h, TAG_DIV, 1, &tag);
- } else
- print_otag(h, TAG_DIV, 0, NULL);
- }
-
- tag.key = ATTR_CLASS;
- tag.val = "type";
-
- t = print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, n->child->string);
- print_tagq(h, t);
-
- h->flags |= HTML_NOSPACE;
- print_text(h, "(");
-
- for (nn = n->child->next; nn; nn = nn->next) {
- tag.key = ATTR_CLASS;
- tag.val = "farg";
- t = print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, nn->string);
- print_tagq(h, t);
- if (nn->next)
- print_text(h, ",");
- }
-
- print_text(h, ")");
-
- if (SEC_SYNOPSIS == n->sec)
- print_text(h, ";");
+ const char *end;
- return(0);
+ end = a2roffsu(p, su, SCALE_MAX);
+ if (end == NULL || *end != '\0') {
+ su->unit = SCALE_EN;
+ su->scale = html_strlen(p);
+ } else if (su->scale < 0.0)
+ su->scale = 0.0;
}