-/* $Id: html.c,v 1.38 2009/09/20 17:48:13 kristaps Exp $ */
+/* $Id: html.c,v 1.73 2009/10/30 18:50:11 kristaps Exp $ */
/*
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#include <sys/queue.h>
+#include <sys/types.h>
#include <assert.h>
#include <ctype.h>
#include <err.h>
#include <stdio.h>
+#include <stdarg.h>
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
+#include "out.h"
#include "chars.h"
-#include "mdoc.h"
-#include "man.h"
+#include "html.h"
+#include "main.h"
+
+#define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
#define DOCTYPE "-//W3C//DTD HTML 4.01//EN"
#define DTD "http://www.w3.org/TR/html4/strict.dtd"
-#define INDENT 5
-#define HALFINDENT 3
-#define PX_MULT 8
-
-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_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
-};
-
struct htmldata {
- char *name;
+ const char *name;
int flags;
#define HTML_CLRLINE (1 << 0)
#define HTML_NOSTACK (1 << 1)
{"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] = {
"style",
"width",
"valign",
+ "target",
+ "id",
+ "summary",
};
-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;
-};
-
-#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 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_title(MDOC_ARGS);
-static void print_mdoc_node(MDOC_ARGS);
-static void print_man(MAN_ARGS);
-static void print_man_head(MAN_ARGS);
-static void print_man_body(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 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 void mdoc_aq_post(MDOC_ARGS);
-static int mdoc_aq_pre(MDOC_ARGS);
-static int mdoc_ar_pre(MDOC_ARGS);
-static void mdoc_bl_post(MDOC_ARGS);
-static int mdoc_bl_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_fl_pre(MDOC_ARGS);
-static int mdoc_em_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_pp_pre(MDOC_ARGS);
-static void mdoc_pq_post(MDOC_ARGS);
-static int mdoc_pq_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_xr_pre(MDOC_ARGS);
-static int mdoc_xx_pre(MDOC_ARGS);
-
#ifdef __linux__
-extern size_t strlcpy(char *, const char *, size_t);
-extern size_t strlcat(char *, const char *, size_t);
+extern int getsubopt(char **, char * const *, char **);
#endif
-static const struct htmlmdoc mdocs[MDOC_MAX] = {
- {NULL, 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 */
- {NULL, NULL}, /* Bd */
- {NULL, NULL}, /* Ed */
- {mdoc_bl_pre, mdoc_bl_post}, /* Bl */
- {NULL, NULL}, /* El */
- {mdoc_it_pre, NULL}, /* It */
- {NULL, NULL}, /* Ad */
- {NULL, NULL}, /* An */
- {mdoc_ar_pre, NULL}, /* Ar */
- {NULL, NULL}, /* Cd */
- {NULL, NULL}, /* Cm */
- {NULL, NULL}, /* Dv */
- {NULL, NULL}, /* Er */
- {NULL, NULL}, /* Ev */
- {mdoc_ex_pre, NULL}, /* Ex */
- {NULL, NULL}, /* Fa */
- {NULL, NULL}, /* Fd */
- {mdoc_fl_pre, NULL}, /* Fl */
- {NULL, NULL}, /* Fn */
- {NULL, 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 */
- {NULL, NULL}, /* Pa */
- {NULL, NULL}, /* Rv */
- {NULL, NULL}, /* St */
- {NULL, NULL}, /* Va */
- {NULL, 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 */
- {NULL, NULL}, /* Qo */
- {NULL, NULL}, /* 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;
-
- 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);
-
- printf("\n");
-}
-
-
void *
-html_alloc(void)
+html_alloc(char *outopts)
{
struct html *h;
+ const char *toks[4];
+ char *v;
+
+ toks[0] = "style";
+ toks[1] = "man";
+ toks[2] = "includes";
+ toks[3] = NULL;
+
+ h = calloc(1, sizeof(struct html));
+ if (NULL == h) {
+ fprintf(stderr, "memory exhausted\n");
+ exit(EXIT_FAILURE);
+ }
- if (NULL == (h = calloc(1, sizeof(struct html))))
- return(NULL);
+ h->tags.head = NULL;
+ h->ords.head = NULL;
+ h->symtab = chars_init(CHARS_HTML);
- SLIST_INIT(&h->tags);
- SLIST_INIT(&h->ords);
+ while (outopts && *outopts)
+ switch (getsubopt(&outopts, UNCONST(toks), &v)) {
+ case (0):
+ h->style = v;
+ break;
+ case (1):
+ h->base_man = v;
+ break;
+ case (2):
+ h->base_includes = v;
+ break;
+ default:
+ break;
+ }
- if (NULL == (h->symtab = chars_init(CHARS_HTML))) {
- free(h);
- return(NULL);
- }
return(h);
}
h = (struct html *)p;
- while ( ! SLIST_EMPTY(&h->ords)) {
- ord = SLIST_FIRST(&h->ords);
- SLIST_REMOVE_HEAD(&h->ords, entry);
+ while ((ord = h->ords.head) != NULL) {
+ h->ords.head = ord->next;
free(ord);
}
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
- SLIST_REMOVE_HEAD(&h->tags, entry);
+ while ((tag = h->tags.head) != NULL) {
+ h->tags.head = tag->next;
free(tag);
}
if (h->symtab)
chars_free(h->symtab);
- free(h);
-}
-
-static void
-print_mdoc(MDOC_ARGS)
-{
- struct tag *t;
-
- 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);
- print_mdoc_title(m, n, h);
- print_mdoc_node(m, n, h);
- print_tagq(h, t);
+ free(h);
}
-static void
+void
print_gen_head(struct html *h)
{
- struct htmlpair meta0[2];
- struct htmlpair meta1[2];
- struct htmlpair link[4];
-
- meta0[0].key = ATTR_HTTPEQUIV;
- meta0[0].val = "Content-Type";
- meta0[1].key = ATTR_CONTENT;
- meta0[1].val = "text/html; charset=utf-8";
-
- meta1[0].key = ATTR_NAME;
- meta1[0].val = "resource-type";
- meta1[1].key = ATTR_CONTENT;
- meta1[1].val = "document";
-
- link[0].key = ATTR_REL;
- link[0].val = "stylesheet";
- link[1].key = ATTR_HREF;
- link[1].val = "style.css"; /* XXX */
- link[2].key = ATTR_TYPE;
- link[2].val = "text/css";
- link[3].key = ATTR_MEDIA;
- link[3].val = "all";
-
- print_otag(h, TAG_META, 2, meta0);
- print_otag(h, TAG_META, 2, meta1);
- print_otag(h, TAG_LINK, 4, link);
-}
-
-
-/* ARGSUSED */
-static void
-print_mdoc_head(MDOC_ARGS)
-{
-
- print_gen_head(h);
- print_otag(h, TAG_TITLE, 0, NULL);
- print_encode(h, m->title);
-}
-
-
-/* ARGSUSED */
-static void
-print_mdoc_title(MDOC_ARGS)
-{
-
- /* TODO */
-}
-
-
-static void
-print_mdoc_node(MDOC_ARGS)
-{
- int child;
- struct tag *t;
-
- child = 1;
- t = SLIST_FIRST(&h->tags);
-
- bufinit();
-
- switch (n->type) {
- case (MDOC_ROOT):
- child = mdoc_root_pre(m, n, h);
- break;
- case (MDOC_TEXT):
- print_text(h, n->string);
- break;
- default:
- if (mdocs[n->tok].pre)
- child = (*mdocs[n->tok].pre)(m, n, h);
- break;
- }
-
- if (child && n->child)
- print_mdoc_node(m, n->child, h);
-
- print_stagq(h, t);
-
- bufinit();
-
- switch (n->type) {
- case (MDOC_ROOT):
- break;
- case (MDOC_TEXT):
- break;
- default:
- if (mdocs[n->tok].post)
- (*mdocs[n->tok].post)(m, n, h);
- break;
+ 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);
}
-
- if (n->next)
- print_mdoc_node(m, n->next, h);
-}
-
-
-static void
-print_man(MAN_ARGS)
-{
- 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);
-}
-
-
-/* ARGSUSED */
-static void
-print_man_head(MAN_ARGS)
-{
-
- print_gen_head(h);
- print_otag(h, TAG_TITLE, 0, NULL);
- print_encode(h, m->title);
-}
-
-
-/* ARGSUSED */
-static void
-print_man_body(MAN_ARGS)
-{
-
- /* TODO */
}
}
-static struct tag *
+struct tag *
print_otag(struct html *h, enum htmltag tag,
int sz, const struct htmlpair *p)
{
struct tag *t;
if ( ! (HTML_NOSTACK & htmltags[tag].flags)) {
- if (NULL == (t = malloc(sizeof(struct tag))))
- err(EXIT_FAILURE, "malloc");
+ t = malloc(sizeof(struct tag));
+ if (NULL == t) {
+ fprintf(stderr, "memory exhausted\n");
+ exit(EXIT_FAILURE);
+ }
t->tag = tag;
- SLIST_INSERT_HEAD(&h->tags, t, entry);
+ t->next = h->tags.head;
+ h->tags.head = t;
} else
t = NULL;
{
printf("</%s>", htmltags[tag].name);
- if (HTML_CLRLINE & htmltags[tag].flags)
+ if (HTML_CLRLINE & htmltags[tag].flags) {
h->flags |= HTML_NOSPACE;
- if (HTML_CLRLINE & htmltags[tag].flags)
h->flags |= HTML_NEWLINE;
- else
+ printf("\n");
+ } else
h->flags &= ~HTML_NEWLINE;
}
/* ARGSUSED */
-static void
+void
print_gen_doctype(struct html *h)
{
- printf("<!DOCTYPE HTML PUBLIC \"%s\" \"%s\">\n", DOCTYPE, DTD);
+ printf("<!DOCTYPE HTML PUBLIC \"%s\" \"%s\">", DOCTYPE, DTD);
}
-static void
+void
print_text(struct html *h, const char *p)
{
case(']'):
/* FALLTHROUGH */
case('}'):
- h->flags |= HTML_NOSPACE;
+ if ( ! (HTML_IGNDELIM & h->flags))
+ h->flags |= HTML_NOSPACE;
break;
default:
break;
}
-static void
+void
print_tagq(struct html *h, const struct tag *until)
{
struct tag *tag;
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
+ while ((tag = h->tags.head) != NULL) {
print_ctag(h, tag->tag);
- SLIST_REMOVE_HEAD(&h->tags, entry);
+ h->tags.head = tag->next;
free(tag);
if (until && tag == until)
return;
}
-static void
+void
print_stagq(struct html *h, const struct tag *suntil)
{
struct tag *tag;
- while ( ! SLIST_EMPTY(&h->tags)) {
- tag = SLIST_FIRST(&h->tags);
+ while ((tag = h->tags.head) != NULL) {
if (suntil && tag == suntil)
return;
print_ctag(h, tag->tag);
- SLIST_REMOVE_HEAD(&h->tags, entry);
+ h->tags.head = tag->next;
free(tag);
}
}
-/* FIXME: put in utility file for front-ends. */
-static int
-a2offs(const char *p)
+void
+bufinit(struct html *h)
{
- 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);
+ h->buf[0] = '\0';
+ h->buflen = 0;
}
-/* FIXME: put in utility file for front-ends. */
-static int
-a2list(const struct mdoc_node *bl)
+void
+bufcat_style(struct html *h, const char *key, const char *val)
{
- int i;
-
- assert(MDOC_BLOCK == bl->type && MDOC_Bl == bl->tok);
- assert(bl->args);
-
- for (i = 0; i < (int)bl->args->argc; i++)
- switch (bl->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(bl->args->argv[i].arg);
- default:
- break;
- }
- abort();
- /* NOTREACHED */
+ bufcat(h, key);
+ bufncat(h, ":", 1);
+ bufcat(h, val);
+ bufncat(h, ";", 1);
}
-/* FIXME: put in utility file for front-ends. */
-static int
-a2width(const char *p)
+void
+bufcat(struct html *h, 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);
+ bufncat(h, p, strlen(p));
}
-
-
-/* ARGSUSED */
-static int
-mdoc_root_pre(MDOC_ARGS)
+void
+buffmt(struct html *h, const char *fmt, ...)
{
- struct htmlpair tag;
+ va_list ap;
- tag.key = ATTR_CLASS;
- tag.val = "body";
-
- print_otag(h, TAG_DIV, 1, &tag);
- return(1);
+ va_start(ap, fmt);
+ (void)vsnprintf(h->buf + (int)h->buflen,
+ BUFSIZ - h->buflen - 1, fmt, ap);
+ va_end(ap);
+ h->buflen = strlen(h->buf);
}
-/* ARGSUSED */
-static int
-mdoc_sh_pre(MDOC_ARGS)
+void
+bufncat(struct html *h, const char *p, size_t sz)
{
- struct htmlpair tag[2];
-
- 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);
- return(1);
- } else if (MDOC_BLOCK == n->type) {
- tag[0].key = ATTR_CLASS;
- tag[0].val = "sec-block";
- print_otag(h, TAG_DIV, 1, tag);
- return(1);
- }
-
- buffmt("margin-left: %dem;", INDENT);
-
- if (n->parent->next && n->child)
- bufcat("margin-bottom: 1em;");
- tag[0].key = ATTR_CLASS;
- tag[0].val = "sec-body";
- tag[1].key = ATTR_STYLE;
- tag[1].val = buf;
+ if (h->buflen + sz > BUFSIZ - 1)
+ sz = BUFSIZ - 1 - h->buflen;
- print_otag(h, TAG_DIV, 2, tag);
- return(1);
+ (void)strncat(h->buf, p, sz);
+ h->buflen += sz;
}
-/* ARGSUSED */
-static int
-mdoc_ss_pre(MDOC_ARGS)
+void
+buffmt_includes(struct html *h, const char *name)
{
- struct htmlpair tag[2];
- int i;
-
- i = 0;
+ const char *p, *pp;
- 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;
+ pp = h->base_includes;
+
+ while (NULL != (p = strchr(pp, '%'))) {
+ bufncat(h, pp, (size_t)(p - pp));
+ switch (*(p + 1)) {
+ case('I'):
+ bufcat(h, name);
+ break;
+ default:
+ bufncat(h, p, 2);
+ break;
}
- print_otag(h, TAG_DIV, i, tag);
- return(1);
+ pp = p + 2;
}
-
- 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);
- return(1);
+ if (pp)
+ bufcat(h, pp);
}
-/* ARGSUSED */
-static int
-mdoc_fl_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "flag";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, "\\-");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_pp_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- bufcat("clear: both;");
- bufcat("height: 1em;");
-
- tag.key = ATTR_STYLE;
- tag.val = buf;
-
- 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);
-
- /* XXX - this can contain block elements! */
- print_text(h, "\\(lB");
- tag.key = ATTR_CLASS;
- tag.val = "opt";
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_op_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(rB");
-}
-
-
-static int
-mdoc_nm_pre(MDOC_ARGS)
+void
+buffmt_man(struct html *h,
+ const char *name, const char *sec)
{
- struct htmlpair tag;
+ const char *p, *pp;
- 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);
+ pp = h->base_man;
+
+ /* LINTED */
+ while (NULL != (p = strchr(pp, '%'))) {
+ bufncat(h, pp, (size_t)(p - pp));
+ switch (*(p + 1)) {
+ case('S'):
+ bufcat(h, sec ? sec : "1");
+ break;
+ case('N'):
+ buffmt(h, name);
+ break;
+ default:
+ bufncat(h, p, 2);
+ break;
}
-
- 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];
-
- tag[0].key = ATTR_CLASS;
- tag[0].val = "link-man";
- tag[1].key = ATTR_HREF;
- tag[1].val = "#"; /* TODO */
-
- print_otag(h, TAG_A, 2, 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)
-{
-
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_ar_pre(MDOC_ARGS)
-{
- struct htmlpair tag;
-
- tag.key = ATTR_CLASS;
- tag.val = "arg";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- return(1);
-}
-
-
-/* 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);
+ pp = p + 2;
}
-
- tag.key = ATTR_CLASS;
- tag.val = "unix";
-
- print_otag(h, TAG_SPAN, 1, &tag);
- print_text(h, pp);
- return(1);
+ if (pp)
+ bufcat(h, pp);
}
-/* ARGSUSED */
-static int
-mdoc_tbl_block_pre(MDOC_ARGS, int t, int w, int o, int c)
-{
- 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 && n->prev && n->prev->body->child)
- bufcat("padding-top: 1em;");
-
- 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)
+void
+bufcat_su(struct html *h, const char *p, const struct roffsu *su)
{
+ double v;
+ const char *u;
- print_otag(h, TAG_DIV, 0, NULL);
- return(1);
-}
-
+ v = su->scale;
-/* 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);
+ switch (su->unit) {
+ case (SCALE_CM):
+ u = "cm";
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);
+ case (SCALE_IN):
+ u = "in";
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 (SCALE_PC):
+ u = "pc";
break;
- }
-
- switch (t) {
- case (MDOC_Diag):
- tag.key = ATTR_CLASS;
- tag.val = "diag";
- print_otag(h, TAG_SPAN, 1, &tag);
+ case (SCALE_PT):
+ u = "pt";
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:
+ case (SCALE_EM):
+ u = "em";
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;
+ case (SCALE_MM):
+ if (0 == (v /= 100))
+ v = 1;
+ u = "em";
break;
- case (MDOC_Inset):
- /* FALLTHROUGH */
- case (MDOC_Diag):
- w = 1;
+ case (SCALE_EN):
+ u = "ex";
break;
- default:
- if (0 == w)
- w = 10;
+ case (SCALE_BU):
+ u = "ex";
break;
- }
-
- switch (n->type) {
- case (MDOC_BLOCK):
+ case (SCALE_VS):
+ u = "em";
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 */
- }
-
- return(mdoc_tbl_block_pre(m, n, h, type, w, o, c));
-}
-
-
-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);
-}
-
-
-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)
-{
- 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;
-
- if (nn->next && NULL == nn->next->next)
- print_text(h, ", and");
- else if (nn->next)
- print_text(h, ",");
- else
- h->flags &= ~HTML_NOSPACE;
+ u = "ex";
+ break;
}
- if (n->child->next)
- print_text(h, "utilities exit");
+ if (su->pt)
+ buffmt(h, "%s: %f%s;", p, v, u);
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)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\(lq");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_dq_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(rq");
-}
-
-
-/* ARGSUSED */
-static int
-mdoc_pq_pre(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\&(");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
-
-
-/* ARGSUSED */
-static void
-mdoc_pq_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- 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);
+ /* LINTED */
+ buffmt(h, "%s: %d%s;", p, (int)v, u);
}
-/* ARGSUSED */
-static void
-mdoc_sq_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- 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)
+void
+html_idcat(char *dst, const char *src, int sz)
{
- struct htmlpair tag[2];
+ int ssz;
- tag[0].key = ATTR_HREF;
- tag[0].val = "#"; /* XXX */
- tag[1].key = ATTR_CLASS;
- tag[1].val = "link-sec";
+ assert(sz);
- print_otag(h, TAG_A, 2, tag);
- return(1);
-}
+ /* Cf. <http://www.w3.org/TR/html4/types.html#h-6.2>. */
+ for ( ; *dst != '\0' && sz; dst++, sz--)
+ /* Jump to end. */ ;
-/* ARGSUSED */
-static int
-mdoc_aq_pre(MDOC_ARGS)
-{
+ assert(sz > 2);
- if (MDOC_BODY != n->type)
- return(1);
- print_text(h, "\\(la");
- h->flags |= HTML_NOSPACE;
- return(1);
-}
+ /* We can't start with a number (bah). */
+ *dst++ = 'x';
+ *dst = '\0';
+ sz--;
-/* ARGSUSED */
-static void
-mdoc_aq_post(MDOC_ARGS)
-{
-
- if (MDOC_BODY != n->type)
- return;
- h->flags |= HTML_NOSPACE;
- print_text(h, "\\(ra");
+ for ( ; *src != '\0' && sz > 1; src++) {
+ ssz = snprintf(dst, (size_t)sz, "%.2x", *src);
+ sz -= ssz;
+ dst += ssz;
+ }
}
-