version 1.147, 2018/04/13 16:28:07 |
version 1.163, 2019/01/05 09:14:44 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2013,2014,2015,2017,2018 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2013-2015, 2017-2019 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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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 |
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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 html *h |
struct html *h |
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struct htmlman { |
struct man_html_act { |
int (*pre)(MAN_ARGS); |
int (*pre)(MAN_ARGS); |
int (*post)(MAN_ARGS); |
int (*post)(MAN_ARGS); |
}; |
}; |
Line 52 static void print_man_head(const struct roff_meta * |
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Line 50 static void print_man_head(const struct roff_meta * |
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struct html *); |
struct html *); |
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); |
static int fillmode(struct html *, int); |
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static int a2width(const struct roff_node *, |
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struct roffsu *); |
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static int man_B_pre(MAN_ARGS); |
static int man_B_pre(MAN_ARGS); |
static int man_HP_pre(MAN_ARGS); |
static int man_HP_pre(MAN_ARGS); |
static int man_IP_pre(MAN_ARGS); |
static int man_IP_pre(MAN_ARGS); |
Line 65 static int man_RS_pre(MAN_ARGS); |
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Line 60 static int man_RS_pre(MAN_ARGS); |
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static int man_SH_pre(MAN_ARGS); |
static int man_SH_pre(MAN_ARGS); |
static int man_SM_pre(MAN_ARGS); |
static int man_SM_pre(MAN_ARGS); |
static int man_SS_pre(MAN_ARGS); |
static int man_SS_pre(MAN_ARGS); |
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static int man_SY_pre(MAN_ARGS); |
static int man_UR_pre(MAN_ARGS); |
static int man_UR_pre(MAN_ARGS); |
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static int man_abort_pre(MAN_ARGS); |
static int man_alt_pre(MAN_ARGS); |
static int man_alt_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); |
Line 74 static void man_root_post(const struct roff_meta *, |
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Line 71 static void man_root_post(const struct roff_meta *, |
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static void man_root_pre(const struct roff_meta *, |
static void man_root_pre(const struct roff_meta *, |
struct html *); |
struct html *); |
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static const struct htmlman __mans[MAN_MAX - MAN_TH] = { |
static const struct man_html_act man_html_acts[MAN_MAX - MAN_TH] = { |
{ NULL, NULL }, /* TH */ |
{ NULL, NULL }, /* TH */ |
{ man_SH_pre, NULL }, /* SH */ |
{ man_SH_pre, NULL }, /* SH */ |
{ man_SS_pre, NULL }, /* SS */ |
{ man_SS_pre, NULL }, /* SS */ |
{ man_IP_pre, NULL }, /* TP */ |
{ man_IP_pre, NULL }, /* TP */ |
{ man_PP_pre, NULL }, /* LP */ |
{ man_IP_pre, NULL }, /* TQ */ |
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{ man_abort_pre, NULL }, /* LP */ |
{ man_PP_pre, NULL }, /* PP */ |
{ man_PP_pre, NULL }, /* PP */ |
{ man_PP_pre, NULL }, /* P */ |
{ man_abort_pre, NULL }, /* P */ |
{ man_IP_pre, NULL }, /* IP */ |
{ man_IP_pre, NULL }, /* IP */ |
{ man_HP_pre, NULL }, /* HP */ |
{ man_HP_pre, NULL }, /* HP */ |
{ man_SM_pre, NULL }, /* SM */ |
{ man_SM_pre, NULL }, /* SM */ |
Line 95 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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Line 93 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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{ man_I_pre, NULL }, /* I */ |
{ man_I_pre, NULL }, /* I */ |
{ man_alt_pre, NULL }, /* IR */ |
{ man_alt_pre, NULL }, /* IR */ |
{ man_alt_pre, NULL }, /* RI */ |
{ man_alt_pre, NULL }, /* RI */ |
{ NULL, NULL }, /* nf */ |
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{ NULL, NULL }, /* fi */ |
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{ 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 104 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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Line 100 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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{ man_ign_pre, NULL }, /* PD */ |
{ man_ign_pre, NULL }, /* PD */ |
{ man_ign_pre, NULL }, /* AT */ |
{ man_ign_pre, NULL }, /* AT */ |
{ man_in_pre, NULL }, /* in */ |
{ man_in_pre, NULL }, /* in */ |
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{ man_SY_pre, NULL }, /* SY */ |
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{ NULL, NULL }, /* YS */ |
{ man_OP_pre, NULL }, /* OP */ |
{ man_OP_pre, NULL }, /* OP */ |
{ NULL, NULL }, /* EX */ |
{ NULL, NULL }, /* EX */ |
{ NULL, NULL }, /* EE */ |
{ NULL, NULL }, /* EE */ |
Line 112 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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Line 110 static const struct htmlman __mans[MAN_MAX - MAN_TH] = |
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{ man_UR_pre, NULL }, /* MT */ |
{ man_UR_pre, NULL }, /* MT */ |
{ NULL, NULL }, /* ME */ |
{ NULL, NULL }, /* ME */ |
}; |
}; |
static const struct htmlman *const mans = __mans - MAN_TH; |
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/* |
/* |
Line 139 print_bvspace(struct html *h, const struct roff_node * |
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Line 136 print_bvspace(struct html *h, const struct roff_node * |
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} |
} |
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void |
void |
html_man(void *arg, const struct roff_man *man) |
html_man(void *arg, const struct roff_meta *man) |
{ |
{ |
struct html *h; |
struct html *h; |
struct roff_node *n; |
struct roff_node *n; |
Line 154 html_man(void *arg, const struct roff_man *man) |
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Line 151 html_man(void *arg, const struct roff_man *man) |
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if (n->type == ROFFT_COMMENT) |
if (n->type == ROFFT_COMMENT) |
print_gen_comment(h, n); |
print_gen_comment(h, n); |
t = print_otag(h, TAG_HEAD, ""); |
t = print_otag(h, TAG_HEAD, ""); |
print_man_head(&man->meta, h); |
print_man_head(man, h); |
print_tagq(h, t); |
print_tagq(h, t); |
print_otag(h, TAG_BODY, ""); |
print_otag(h, TAG_BODY, ""); |
} |
} |
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man_root_pre(&man->meta, h); |
man_root_pre(man, h); |
t = print_otag(h, TAG_DIV, "c", "manual-text"); |
t = print_otag(h, TAG_DIV, "c", "manual-text"); |
print_man_nodelist(&man->meta, n, h); |
print_man_nodelist(man, n, h); |
print_tagq(h, t); |
print_tagq(h, t); |
man_root_post(&man->meta, h); |
man_root_post(man, h); |
print_tagq(h, NULL); |
print_tagq(h, NULL); |
} |
} |
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Line 192 print_man_nodelist(MAN_ARGS) |
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Line 189 print_man_nodelist(MAN_ARGS) |
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static void |
static void |
print_man_node(MAN_ARGS) |
print_man_node(MAN_ARGS) |
{ |
{ |
static int want_fillmode = MAN_fi; |
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static int save_fillmode; |
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struct tag *t; |
struct tag *t; |
int child; |
int child; |
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/* |
html_fillmode(h, n->flags & NODE_NOFILL ? ROFF_nf : ROFF_fi); |
* 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) { |
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case ROFFT_BLOCK: |
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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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case MAN_MT: |
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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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} |
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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; |
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case ROFFT_TEXT: |
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if (fillmode(h, want_fillmode) == MAN_fi && |
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want_fillmode == MAN_fi && |
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n->flags & NODE_LINE && *n->string == ' ' && |
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(h->flags & HTML_NONEWLINE) == 0) |
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print_otag(h, TAG_BR, ""); |
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if (*n->string != '\0') |
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break; |
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print_paragraph(h); |
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return; |
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case ROFFT_COMMENT: |
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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; |
child = 1; |
switch (n->type) { |
switch (n->type) { |
case ROFFT_TEXT: |
case ROFFT_TEXT: |
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if (*n->string == '\0') { |
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print_endline(h); |
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return; |
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} |
t = h->tag; |
t = h->tag; |
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if (*n->string == ' ' && n->flags & NODE_LINE && |
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(h->flags & HTML_NONEWLINE) == 0) |
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print_endline(h); |
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else if (n->flags & NODE_DELIMC) |
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h->flags |= HTML_NOSPACE; |
print_text(h, n->string); |
print_text(h, n->string); |
break; |
break; |
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case ROFFT_COMMENT: |
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return; |
case ROFFT_EQN: |
case ROFFT_EQN: |
t = h->tag; |
t = h->tag; |
print_eqn(h, n->eqn); |
print_eqn(h, n->eqn); |
Line 316 print_man_node(MAN_ARGS) |
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Line 244 print_man_node(MAN_ARGS) |
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t = h->tag; |
t = h->tag; |
if (n->tok < ROFF_MAX) { |
if (n->tok < ROFF_MAX) { |
roff_html_pre(h, n); |
roff_html_pre(h, n); |
child = 0; |
print_stagq(h, t); |
break; |
return; |
} |
} |
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assert(n->tok >= MAN_TH && n->tok < MAN_MAX); |
assert(n->tok >= MAN_TH && n->tok < MAN_MAX); |
if (mans[n->tok].pre) |
if (man_html_acts[n->tok - MAN_TH].pre != NULL) |
child = (*mans[n->tok].pre)(man, n, h); |
child = (*man_html_acts[n->tok - MAN_TH].pre)(man, |
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n, h); |
/* 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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Line 337 print_man_node(MAN_ARGS) |
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Line 261 print_man_node(MAN_ARGS) |
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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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if (fillmode(h, 0) == MAN_nf && |
if (n->flags & NODE_NOFILL && |
n->next != NULL && n->next->flags & NODE_LINE) |
(n->next == NULL || n->next->flags & NODE_LINE)) { |
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/* In .nf = <pre>, print even empty lines. */ |
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h->col++; |
print_endline(h); |
print_endline(h); |
} |
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/* |
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* MAN_nf switches to no-fill mode, MAN_fi to fill mode. |
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* Other arguments do not switch. |
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* The old mode is returned. |
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*/ |
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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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} |
} |
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static int |
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a2width(const struct roff_node *n, struct roffsu *su) |
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{ |
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if (n->type != ROFFT_TEXT) |
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return 0; |
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return a2roffsu(n->string, su, SCALE_EN) != NULL; |
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} |
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static void |
static void |
man_root_pre(const struct roff_meta *man, struct html *h) |
man_root_pre(const struct roff_meta *man, struct html *h) |
{ |
{ |
Line 428 man_SH_pre(MAN_ARGS) |
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Line 321 man_SH_pre(MAN_ARGS) |
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char *id; |
char *id; |
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if (n->type == ROFFT_HEAD) { |
if (n->type == ROFFT_HEAD) { |
id = html_make_id(n); |
id = html_make_id(n, 1); |
print_otag(h, TAG_H1, "cTi", "Sh", id); |
print_otag(h, TAG_H1, "cTi", "Sh", id); |
if (id != NULL) |
if (id != NULL) |
print_otag(h, TAG_A, "chR", "selflink", id); |
print_otag(h, TAG_A, "chR", "permalink", id); |
free(id); |
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} |
} |
return 1; |
return 1; |
} |
} |
Line 498 man_SS_pre(MAN_ARGS) |
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Line 390 man_SS_pre(MAN_ARGS) |
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char *id; |
char *id; |
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if (n->type == ROFFT_HEAD) { |
if (n->type == ROFFT_HEAD) { |
id = html_make_id(n); |
id = html_make_id(n, 1); |
print_otag(h, TAG_H2, "cTi", "Ss", id); |
print_otag(h, TAG_H2, "cTi", "Ss", id); |
if (id != NULL) |
if (id != NULL) |
print_otag(h, TAG_A, "chR", "selflink", id); |
print_otag(h, TAG_A, "chR", "permalink", id); |
free(id); |
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} |
} |
return 1; |
return 1; |
} |
} |
Line 525 man_IP_pre(MAN_ARGS) |
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Line 416 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, "c", "It-tag"); |
print_otag(h, TAG_DD, ""); |
return 1; |
return 1; |
} else if (n->type != ROFFT_HEAD) { |
} else if (n->type != ROFFT_HEAD) { |
print_otag(h, TAG_DL, "c", "Bl-tag"); |
print_otag(h, TAG_DL, "c", "Bl-tag"); |
return 1; |
return 1; |
} |
} |
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/* FIXME: width specification. */ |
print_otag(h, TAG_DT, ""); |
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print_otag(h, TAG_DT, "c", "It-tag"); |
switch(n->tok) { |
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case MAN_IP: /* Only print the first header element. */ |
/* For IP, only print the first header element. */ |
if (n->child != NULL) |
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print_man_node(man, n->child, h); |
if (MAN_IP == n->tok && n->child) |
break; |
print_man_node(man, n->child, h); |
case MAN_TP: /* Only print next-line header elements. */ |
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case MAN_TQ: |
/* For TP, only print next-line header elements. */ |
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if (MAN_TP == n->tok) { |
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nn = n->child; |
nn = n->child; |
while (NULL != nn && 0 == (NODE_LINE & nn->flags)) |
while (nn != NULL && (NODE_LINE & nn->flags) == 0) |
nn = nn->next; |
nn = nn->next; |
while (NULL != nn) { |
while (nn != NULL) { |
print_man_node(man, nn, h); |
print_man_node(man, nn, h); |
nn = nn->next; |
nn = nn->next; |
} |
} |
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break; |
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default: |
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abort(); |
} |
} |
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return 0; |
return 0; |
Line 559 man_IP_pre(MAN_ARGS) |
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Line 450 man_IP_pre(MAN_ARGS) |
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static int |
static int |
man_HP_pre(MAN_ARGS) |
man_HP_pre(MAN_ARGS) |
{ |
{ |
struct roffsu sum, sui; |
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const struct roff_node *np; |
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if (n->type == ROFFT_HEAD) |
if (n->type == ROFFT_HEAD) |
return 0; |
return 0; |
else if (n->type != ROFFT_BLOCK) |
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return 1; |
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np = n->head->child; |
if (n->type == ROFFT_BLOCK) { |
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print_bvspace(h, n); |
if (np == NULL || !a2width(np, &sum)) |
print_otag(h, TAG_DIV, "c", "HP"); |
SCALE_HS_INIT(&sum, INDENT); |
} |
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sui.unit = sum.unit; |
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sui.scale = -sum.scale; |
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print_bvspace(h, n); |
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print_otag(h, TAG_DIV, "csului", "Pp", &sum, &sui); |
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return 1; |
return 1; |
} |
} |
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Line 638 man_ign_pre(MAN_ARGS) |
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Line 518 man_ign_pre(MAN_ARGS) |
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static int |
static int |
man_RS_pre(MAN_ARGS) |
man_RS_pre(MAN_ARGS) |
{ |
{ |
struct roffsu su; |
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if (n->type == ROFFT_HEAD) |
if (n->type == ROFFT_HEAD) |
return 0; |
return 0; |
else if (n->type == ROFFT_BODY) |
if (n->type == ROFFT_BLOCK) |
return 1; |
print_otag(h, TAG_DIV, "c", "Bd-indent"); |
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return 1; |
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} |
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SCALE_HS_INIT(&su, INDENT); |
static int |
if (n->head->child) |
man_SY_pre(MAN_ARGS) |
a2width(n->head->child, &su); |
{ |
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switch (n->type) { |
print_otag(h, TAG_DIV, "sul", &su); |
case ROFFT_BLOCK: |
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print_otag(h, TAG_TABLE, "c", "Nm"); |
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print_otag(h, TAG_TR, ""); |
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break; |
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case ROFFT_HEAD: |
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print_otag(h, TAG_TD, ""); |
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print_otag(h, TAG_CODE, "cT", "Nm"); |
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break; |
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case ROFFT_BODY: |
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print_otag(h, TAG_TD, ""); |
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break; |
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default: |
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abort(); |
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} |
return 1; |
return 1; |
} |
} |
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Line 676 man_UR_pre(MAN_ARGS) |
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Line 569 man_UR_pre(MAN_ARGS) |
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print_man_nodelist(man, n->child, h); |
print_man_nodelist(man, n->child, h); |
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return 0; |
return 0; |
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} |
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static int |
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man_abort_pre(MAN_ARGS) |
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{ |
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abort(); |
} |
} |