version 1.126, 2017/01/19 13:35:02 |
version 1.132, 2017/01/30 20:24:02 |
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#include "html.h" |
#include "html.h" |
#include "main.h" |
#include "main.h" |
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/* TODO: preserve ident widths. */ |
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/* FIXME: have PD set the default vspace width. */ |
/* FIXME: have PD set the default vspace width. */ |
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#define INDENT 5 |
#define INDENT 5 |
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#define MAN_ARGS const struct roff_meta *man, \ |
#define MAN_ARGS const struct roff_meta *man, \ |
const struct roff_node *n, \ |
const struct roff_node *n, \ |
struct mhtml *mh, \ |
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struct html *h |
struct html *h |
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struct mhtml { |
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int fl; |
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#define MANH_LITERAL (1 << 0) /* literal context */ |
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}; |
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struct htmlman { |
struct htmlman { |
int (*pre)(MAN_ARGS); |
int (*pre)(MAN_ARGS); |
int (*post)(MAN_ARGS); |
int (*post)(MAN_ARGS); |
Line 57 static void print_bvspace(struct html *, |
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Line 50 static void print_bvspace(struct html *, |
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static void print_man_head(MAN_ARGS); |
static void print_man_head(MAN_ARGS); |
static void print_man_nodelist(MAN_ARGS); |
static void print_man_nodelist(MAN_ARGS); |
static void print_man_node(MAN_ARGS); |
static void print_man_node(MAN_ARGS); |
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static int fillmode(struct html *, int); |
static int a2width(const struct roff_node *, |
static int a2width(const struct roff_node *, |
struct roffsu *); |
struct roffsu *); |
static int man_B_pre(MAN_ARGS); |
static int man_B_pre(MAN_ARGS); |
Line 74 static int man_alt_pre(MAN_ARGS); |
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Line 68 static int man_alt_pre(MAN_ARGS); |
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static int man_br_pre(MAN_ARGS); |
static int man_br_pre(MAN_ARGS); |
static int man_ign_pre(MAN_ARGS); |
static int man_ign_pre(MAN_ARGS); |
static int man_in_pre(MAN_ARGS); |
static int man_in_pre(MAN_ARGS); |
static int man_literal_pre(MAN_ARGS); |
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static void man_root_post(MAN_ARGS); |
static void man_root_post(MAN_ARGS); |
static void man_root_pre(MAN_ARGS); |
static void man_root_pre(MAN_ARGS); |
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Line 101 static const struct htmlman mans[MAN_MAX] = { |
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Line 94 static const struct htmlman mans[MAN_MAX] = { |
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{ man_alt_pre, NULL }, /* IR */ |
{ man_alt_pre, NULL }, /* IR */ |
{ man_alt_pre, NULL }, /* RI */ |
{ man_alt_pre, NULL }, /* RI */ |
{ man_br_pre, NULL }, /* sp */ |
{ man_br_pre, NULL }, /* sp */ |
{ man_literal_pre, NULL }, /* nf */ |
{ NULL, NULL }, /* nf */ |
{ man_literal_pre, NULL }, /* fi */ |
{ NULL, NULL }, /* fi */ |
{ NULL, NULL }, /* RE */ |
{ NULL, NULL }, /* RE */ |
{ man_RS_pre, NULL }, /* RS */ |
{ man_RS_pre, NULL }, /* RS */ |
{ man_ign_pre, NULL }, /* DT */ |
{ man_ign_pre, NULL }, /* DT */ |
Line 112 static const struct htmlman mans[MAN_MAX] = { |
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Line 105 static const struct htmlman mans[MAN_MAX] = { |
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{ man_in_pre, NULL }, /* in */ |
{ man_in_pre, NULL }, /* in */ |
{ man_ign_pre, NULL }, /* ft */ |
{ man_ign_pre, NULL }, /* ft */ |
{ man_OP_pre, NULL }, /* OP */ |
{ man_OP_pre, NULL }, /* OP */ |
{ man_literal_pre, NULL }, /* EX */ |
{ NULL, NULL }, /* EX */ |
{ man_literal_pre, NULL }, /* EE */ |
{ NULL, NULL }, /* EE */ |
{ man_UR_pre, NULL }, /* UR */ |
{ man_UR_pre, NULL }, /* UR */ |
{ NULL, NULL }, /* UE */ |
{ NULL, NULL }, /* UE */ |
{ man_ign_pre, NULL }, /* ll */ |
{ man_ign_pre, NULL }, /* ll */ |
Line 146 print_bvspace(struct html *h, const struct roff_node * |
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Line 139 print_bvspace(struct html *h, const struct roff_node * |
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void |
void |
html_man(void *arg, const struct roff_man *man) |
html_man(void *arg, const struct roff_man *man) |
{ |
{ |
struct mhtml mh; |
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struct html *h; |
struct html *h; |
struct tag *t; |
struct tag *t; |
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memset(&mh, 0, sizeof(mh)); |
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h = (struct html *)arg; |
h = (struct html *)arg; |
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if ((h->oflags & HTML_FRAGMENT) == 0) { |
if ((h->oflags & HTML_FRAGMENT) == 0) { |
print_gen_decls(h); |
print_gen_decls(h); |
print_otag(h, TAG_HTML, ""); |
print_otag(h, TAG_HTML, ""); |
t = print_otag(h, TAG_HEAD, ""); |
t = print_otag(h, TAG_HEAD, ""); |
print_man_head(&man->meta, man->first, &mh, h); |
print_man_head(&man->meta, man->first, h); |
print_tagq(h, t); |
print_tagq(h, t); |
print_otag(h, TAG_BODY, ""); |
print_otag(h, TAG_BODY, ""); |
} |
} |
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print_man_nodelist(&man->meta, man->first, &mh, h); |
man_root_pre(&man->meta, man->first, h); |
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t = print_otag(h, TAG_DIV, "c", "manual-text"); |
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print_man_nodelist(&man->meta, man->first->child, h); |
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print_tagq(h, t); |
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man_root_post(&man->meta, man->first, h); |
print_tagq(h, NULL); |
print_tagq(h, NULL); |
} |
} |
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Line 183 print_man_nodelist(MAN_ARGS) |
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Line 178 print_man_nodelist(MAN_ARGS) |
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{ |
{ |
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while (n != NULL) { |
while (n != NULL) { |
print_man_node(man, n, mh, h); |
print_man_node(man, n, h); |
n = n->next; |
n = n->next; |
} |
} |
} |
} |
Line 191 print_man_nodelist(MAN_ARGS) |
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Line 186 print_man_nodelist(MAN_ARGS) |
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static void |
static void |
print_man_node(MAN_ARGS) |
print_man_node(MAN_ARGS) |
{ |
{ |
int child; |
static int want_fillmode = MAN_fi; |
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static int save_fillmode; |
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struct tag *t; |
struct tag *t; |
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int child; |
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child = 1; |
/* |
t = h->tags.head; |
* Handle fill mode switch requests up front, |
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* they would just cause trouble in the subsequent code. |
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*/ |
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switch (n->tok) { |
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case MAN_nf: |
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case MAN_EX: |
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want_fillmode = MAN_nf; |
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return; |
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case MAN_fi: |
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case MAN_EE: |
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want_fillmode = MAN_fi; |
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if (fillmode(h, 0) == MAN_fi) |
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print_otag(h, TAG_BR, ""); |
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return; |
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default: |
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break; |
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} |
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/* Set up fill mode for the upcoming node. */ |
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switch (n->type) { |
switch (n->type) { |
case ROFFT_ROOT: |
case ROFFT_BLOCK: |
man_root_pre(man, n, mh, h); |
save_fillmode = 0; |
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/* Some block macros suspend or cancel .nf. */ |
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switch (n->tok) { |
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case MAN_TP: /* Tagged paragraphs */ |
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case MAN_IP: /* temporarily disable .nf */ |
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case MAN_HP: /* for the head. */ |
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save_fillmode = want_fillmode; |
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/* FALLTHROUGH */ |
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case MAN_SH: /* Section headers */ |
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case MAN_SS: /* permanently cancel .nf. */ |
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want_fillmode = MAN_fi; |
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/* FALLTHROUGH */ |
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case MAN_PP: /* These have no head. */ |
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case MAN_LP: /* They will simply */ |
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case MAN_P: /* reopen .nf in the body. */ |
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case MAN_RS: |
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case MAN_UR: |
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fillmode(h, MAN_fi); |
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break; |
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default: |
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break; |
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} |
break; |
break; |
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case ROFFT_TBL: |
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fillmode(h, MAN_fi); |
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break; |
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case ROFFT_ELEM: |
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/* |
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* Some in-line macros produce tags and/or text |
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* in the handler, so they require fill mode to be |
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* configured up front just like for text nodes. |
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* For the others, keep the traditional approach |
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* of doing the same, for now. |
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*/ |
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fillmode(h, want_fillmode); |
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break; |
case ROFFT_TEXT: |
case ROFFT_TEXT: |
if ('\0' == *n->string) { |
if (fillmode(h, want_fillmode) == MAN_fi && |
print_paragraph(h); |
want_fillmode == MAN_fi && |
return; |
n->flags & NODE_LINE && *n->string == ' ') |
} |
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if (n->flags & NODE_LINE && (*n->string == ' ' || |
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(n->prev != NULL && mh->fl & MANH_LITERAL && |
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! (h->flags & HTML_NONEWLINE)))) |
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print_otag(h, TAG_BR, ""); |
print_otag(h, TAG_BR, ""); |
print_text(h, n->string); |
if (*n->string != '\0') |
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break; |
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print_paragraph(h); |
return; |
return; |
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default: |
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break; |
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} |
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/* Produce output for this node. */ |
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child = 1; |
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switch (n->type) { |
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case ROFFT_TEXT: |
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t = h->tag; |
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print_text(h, n->string); |
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break; |
case ROFFT_EQN: |
case ROFFT_EQN: |
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t = h->tag; |
print_eqn(h, n->eqn); |
print_eqn(h, n->eqn); |
break; |
break; |
case ROFFT_TBL: |
case ROFFT_TBL: |
Line 238 print_man_node(MAN_ARGS) |
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Line 300 print_man_node(MAN_ARGS) |
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* the "meta" table state. This will be reopened on the |
* the "meta" table state. This will be reopened on the |
* next table element. |
* next table element. |
*/ |
*/ |
if (h->tblt) { |
if (h->tblt) |
print_tblclose(h); |
print_tblclose(h); |
t = h->tags.head; |
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} |
t = h->tag; |
if (mans[n->tok].pre) |
if (mans[n->tok].pre) |
child = (*mans[n->tok].pre)(man, n, mh, h); |
child = (*mans[n->tok].pre)(man, n, h); |
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/* Some block macros resume .nf in the body. */ |
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if (save_fillmode && n->type == ROFFT_BODY) |
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want_fillmode = save_fillmode; |
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break; |
break; |
} |
} |
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if (child && n->child) |
if (child && n->child) |
print_man_nodelist(man, n->child, mh, h); |
print_man_nodelist(man, n->child, h); |
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/* This will automatically close out any font scope. */ |
/* This will automatically close out any font scope. */ |
print_stagq(h, t); |
print_stagq(h, t); |
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switch (n->type) { |
if (fillmode(h, 0) == MAN_nf && |
case ROFFT_ROOT: |
n->next != NULL && n->next->flags & NODE_LINE) |
man_root_post(man, n, mh, h); |
print_endline(h); |
break; |
} |
case ROFFT_EQN: |
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break; |
/* |
default: |
* MAN_nf switches to no-fill mode, MAN_fi to fill mode. |
if (mans[n->tok].post) |
* Other arguments do not switch. |
(*mans[n->tok].post)(man, n, mh, h); |
* The old mode is returned. |
break; |
*/ |
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static int |
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fillmode(struct html *h, int want) |
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{ |
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struct tag *pre; |
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int had; |
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for (pre = h->tag; pre != NULL; pre = pre->next) |
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if (pre->tag == TAG_PRE) |
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break; |
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had = pre == NULL ? MAN_fi : MAN_nf; |
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if (want && want != had) { |
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if (want == MAN_nf) |
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print_otag(h, TAG_PRE, ""); |
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else |
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print_tagq(h, pre); |
} |
} |
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return had; |
} |
} |
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static int |
static int |
Line 351 man_br_pre(MAN_ARGS) |
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Line 436 man_br_pre(MAN_ARGS) |
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static int |
static int |
man_SH_pre(MAN_ARGS) |
man_SH_pre(MAN_ARGS) |
{ |
{ |
if (n->type == ROFFT_BLOCK) { |
if (n->type == ROFFT_HEAD) |
mh->fl &= ~MANH_LITERAL; |
print_otag(h, TAG_H1, "c", "Sh"); |
print_otag(h, TAG_DIV, "c", "section"); |
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return 1; |
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} else if (n->type == ROFFT_BODY) |
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return 1; |
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print_otag(h, TAG_H1, ""); |
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return 1; |
return 1; |
} |
} |
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man_alt_pre(MAN_ARGS) |
man_alt_pre(MAN_ARGS) |
{ |
{ |
const struct roff_node *nn; |
const struct roff_node *nn; |
int i, savelit; |
int i; |
enum htmltag fp; |
enum htmltag fp; |
struct tag *t; |
struct tag *t; |
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if ((savelit = mh->fl & MANH_LITERAL)) |
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print_otag(h, TAG_BR, ""); |
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mh->fl &= ~MANH_LITERAL; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
t = NULL; |
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switch (n->tok) { |
switch (n->tok) { |
case MAN_BI: |
case MAN_BI: |
fp = i % 2 ? TAG_I : TAG_B; |
fp = i % 2 ? TAG_I : TAG_B; |
Line 403 man_alt_pre(MAN_ARGS) |
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Line 476 man_alt_pre(MAN_ARGS) |
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if (i) |
if (i) |
h->flags |= HTML_NOSPACE; |
h->flags |= HTML_NOSPACE; |
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if (TAG_MAX != fp) |
if (fp != TAG_MAX) |
t = print_otag(h, fp, ""); |
t = print_otag(h, fp, ""); |
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print_man_node(man, nn, mh, h); |
print_text(h, nn->string); |
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if (t) |
if (fp != TAG_MAX) |
print_tagq(h, t); |
print_tagq(h, t); |
} |
} |
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if (savelit) |
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mh->fl |= MANH_LITERAL; |
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return 0; |
return 0; |
} |
} |
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Line 430 man_SM_pre(MAN_ARGS) |
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Line 499 man_SM_pre(MAN_ARGS) |
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static int |
static int |
man_SS_pre(MAN_ARGS) |
man_SS_pre(MAN_ARGS) |
{ |
{ |
if (n->type == ROFFT_BLOCK) { |
if (n->type == ROFFT_HEAD) |
mh->fl &= ~MANH_LITERAL; |
print_otag(h, TAG_H2, "c", "Ss"); |
print_otag(h, TAG_DIV, "c", "subsection"); |
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return 1; |
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} else if (n->type == ROFFT_BODY) |
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return 1; |
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print_otag(h, TAG_H2, ""); |
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return 1; |
return 1; |
} |
} |
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Line 459 man_IP_pre(MAN_ARGS) |
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Line 522 man_IP_pre(MAN_ARGS) |
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const struct roff_node *nn; |
const struct roff_node *nn; |
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if (n->type == ROFFT_BODY) { |
if (n->type == ROFFT_BODY) { |
print_otag(h, TAG_DD, ""); |
print_otag(h, TAG_DD, "c", "It-tag"); |
return 1; |
return 1; |
} else if (n->type != ROFFT_HEAD) { |
} else if (n->type != ROFFT_HEAD) { |
print_otag(h, TAG_DL, ""); |
print_otag(h, TAG_DL, "c", "Bl-tag"); |
return 1; |
return 1; |
} |
} |
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/* FIXME: width specification. */ |
/* FIXME: width specification. */ |
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print_otag(h, TAG_DT, ""); |
print_otag(h, TAG_DT, "c", "It-tag"); |
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/* For IP, only print the first header element. */ |
/* For IP, only print the first header element. */ |
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if (MAN_IP == n->tok && n->child) |
if (MAN_IP == n->tok && n->child) |
print_man_node(man, n->child, mh, h); |
print_man_node(man, n->child, h); |
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/* For TP, only print next-line header elements. */ |
/* For TP, only print next-line header elements. */ |
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Line 482 man_IP_pre(MAN_ARGS) |
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Line 545 man_IP_pre(MAN_ARGS) |
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while (NULL != nn && 0 == (NODE_LINE & nn->flags)) |
while (NULL != nn && 0 == (NODE_LINE & nn->flags)) |
nn = nn->next; |
nn = nn->next; |
while (NULL != nn) { |
while (NULL != nn) { |
print_man_node(man, nn, mh, h); |
print_man_node(man, nn, h); |
nn = nn->next; |
nn = nn->next; |
} |
} |
} |
} |
Line 510 man_HP_pre(MAN_ARGS) |
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Line 573 man_HP_pre(MAN_ARGS) |
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sui.scale = -sum.scale; |
sui.scale = -sum.scale; |
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print_bvspace(h, n); |
print_bvspace(h, n); |
print_otag(h, TAG_DIV, "csului", "spacer", &sum, &sui); |
print_otag(h, TAG_DIV, "csului", "Pp", &sum, &sui); |
return 1; |
return 1; |
} |
} |
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Line 521 man_OP_pre(MAN_ARGS) |
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Line 584 man_OP_pre(MAN_ARGS) |
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print_text(h, "["); |
print_text(h, "["); |
h->flags |= HTML_NOSPACE; |
h->flags |= HTML_NOSPACE; |
tt = print_otag(h, TAG_SPAN, "c", "opt"); |
tt = print_otag(h, TAG_SPAN, "c", "Op"); |
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if (NULL != (n = n->child)) { |
if (NULL != (n = n->child)) { |
print_otag(h, TAG_B, ""); |
print_otag(h, TAG_B, ""); |
Line 556 man_I_pre(MAN_ARGS) |
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Line 619 man_I_pre(MAN_ARGS) |
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} |
} |
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static int |
static int |
man_literal_pre(MAN_ARGS) |
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{ |
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if (MAN_fi == n->tok || MAN_EE == n->tok) { |
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print_otag(h, TAG_BR, ""); |
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mh->fl &= ~MANH_LITERAL; |
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} else |
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mh->fl |= MANH_LITERAL; |
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return 0; |
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} |
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static int |
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man_in_pre(MAN_ARGS) |
man_in_pre(MAN_ARGS) |
{ |
{ |
print_otag(h, TAG_BR, ""); |
print_otag(h, TAG_BR, ""); |
Line 607 man_UR_pre(MAN_ARGS) |
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Line 657 man_UR_pre(MAN_ARGS) |
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assert(n->type == ROFFT_HEAD); |
assert(n->type == ROFFT_HEAD); |
if (n->child != NULL) { |
if (n->child != NULL) { |
assert(n->child->type == ROFFT_TEXT); |
assert(n->child->type == ROFFT_TEXT); |
print_otag(h, TAG_A, "ch", "link-ext", n->child->string); |
print_otag(h, TAG_A, "ch", "Lk", n->child->string); |
} |
} |
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assert(n->next->type == ROFFT_BODY); |
assert(n->next->type == ROFFT_BODY); |
if (n->next->child != NULL) |
if (n->next->child != NULL) |
n = n->next; |
n = n->next; |
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print_man_nodelist(man, n->child, mh, h); |
print_man_nodelist(man, n->child, h); |
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return 0; |
return 0; |
} |
} |