version 1.5, 2017/03/07 13:09:27 |
version 1.35, 2020/04/03 11:35:01 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2017, 2018, 2020 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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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
|
* Markdown formatter for mdoc(7) used by mandoc(1). |
*/ |
*/ |
#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <stdio.h> |
#include <stdio.h> |
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#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "mandoc_aux.h" |
#include "mandoc_aux.h" |
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#include "main.h" |
#include "main.h" |
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struct md_act { |
struct md_act { |
int (*cond)(struct roff_node *n); |
int (*cond)(struct roff_node *); |
int (*pre)(struct roff_node *n); |
int (*pre)(struct roff_node *); |
void (*post)(struct roff_node *n); |
void (*post)(struct roff_node *); |
const char *prefix; /* pre-node string constant */ |
const char *prefix; /* pre-node string constant */ |
const char *suffix; /* post-node string constant */ |
const char *suffix; /* post-node string constant */ |
}; |
}; |
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static void md_nodelist(struct roff_node *); |
static void md_nodelist(struct roff_node *); |
static void md_node(struct roff_node *); |
static void md_node(struct roff_node *); |
static const char *md_stack(char c); |
static const char *md_stack(char); |
static void md_preword(void); |
static void md_preword(void); |
static void md_rawword(const char *); |
static void md_rawword(const char *); |
static void md_word(const char *); |
static void md_word(const char *); |
static void md_named(const char *); |
static void md_named(const char *); |
static void md_char(unsigned char); |
static void md_char(unsigned char); |
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static void md_uri(const char *); |
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static int md_cond_head(struct roff_node *); |
static int md_cond_head(struct roff_node *); |
static int md_cond_body(struct roff_node *); |
static int md_cond_body(struct roff_node *); |
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static int md_pre_abort(struct roff_node *); |
static int md_pre_raw(struct roff_node *); |
static int md_pre_raw(struct roff_node *); |
static int md_pre_word(struct roff_node *); |
static int md_pre_word(struct roff_node *); |
static int md_pre_skip(struct roff_node *); |
static int md_pre_skip(struct roff_node *); |
Line 67 static int md_pre_Fo(struct roff_node *); |
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Line 72 static int md_pre_Fo(struct roff_node *); |
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static int md_pre_In(struct roff_node *); |
static int md_pre_In(struct roff_node *); |
static int md_pre_It(struct roff_node *); |
static int md_pre_It(struct roff_node *); |
static int md_pre_Lk(struct roff_node *); |
static int md_pre_Lk(struct roff_node *); |
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static int md_pre_Mt(struct roff_node *); |
static int md_pre_Nd(struct roff_node *); |
static int md_pre_Nd(struct roff_node *); |
static int md_pre_Nm(struct roff_node *); |
static int md_pre_Nm(struct roff_node *); |
static int md_pre_No(struct roff_node *); |
static int md_pre_No(struct roff_node *); |
Line 90 static void md_post_En(struct roff_node *); |
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Line 96 static void md_post_En(struct roff_node *); |
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static void md_post_Eo(struct roff_node *); |
static void md_post_Eo(struct roff_node *); |
static void md_post_Fa(struct roff_node *); |
static void md_post_Fa(struct roff_node *); |
static void md_post_Fd(struct roff_node *); |
static void md_post_Fd(struct roff_node *); |
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static void md_post_Fl(struct roff_node *); |
static void md_post_Fn(struct roff_node *); |
static void md_post_Fn(struct roff_node *); |
static void md_post_Fo(struct roff_node *); |
static void md_post_Fo(struct roff_node *); |
static void md_post_In(struct roff_node *); |
static void md_post_In(struct roff_node *); |
Line 100 static void md_post_Pf(struct roff_node *); |
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Line 107 static void md_post_Pf(struct roff_node *); |
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static void md_post_Vt(struct roff_node *); |
static void md_post_Vt(struct roff_node *); |
static void md_post__T(struct roff_node *); |
static void md_post__T(struct roff_node *); |
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static const struct md_act md_acts[MDOC_MAX + 1] = { |
static const struct md_act md_acts[MDOC_MAX - MDOC_Dd] = { |
{ NULL, md_pre_Ap, NULL, NULL, NULL }, /* Ap */ |
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{ NULL, NULL, NULL, NULL, NULL }, /* Dd */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Dd */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Dt */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Dt */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Os */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Os */ |
Line 117 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 123 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ NULL, md_pre_It, md_post_It, NULL, NULL }, /* It */ |
{ NULL, md_pre_It, md_post_It, NULL, NULL }, /* It */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Ad */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Ad */ |
{ NULL, md_pre_An, NULL, NULL, NULL }, /* An */ |
{ NULL, md_pre_An, NULL, NULL, NULL }, /* An */ |
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{ NULL, md_pre_Ap, NULL, NULL, NULL }, /* Ap */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Ar */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Ar */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Cd */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Cd */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Cm */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Cm */ |
Line 126 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 133 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ NULL, NULL, NULL, NULL, NULL }, /* Ex */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Ex */ |
{ NULL, md_pre_Fa, md_post_Fa, NULL, NULL }, /* Fa */ |
{ NULL, md_pre_Fa, md_post_Fa, NULL, NULL }, /* Fa */ |
{ NULL, md_pre_Fd, md_post_Fd, "**", "**" }, /* Fd */ |
{ NULL, md_pre_Fd, md_post_Fd, "**", "**" }, /* Fd */ |
{ NULL, md_pre_raw, md_post_raw, "**-", "**" }, /* Fl */ |
{ NULL, md_pre_raw, md_post_Fl, "**-", "**" }, /* Fl */ |
{ NULL, md_pre_Fn, md_post_Fn, NULL, NULL }, /* Fn */ |
{ NULL, md_pre_Fn, md_post_Fn, NULL, NULL }, /* Fn */ |
{ NULL, md_pre_Fd, md_post_raw, "*", "*" }, /* Ft */ |
{ NULL, md_pre_Fd, md_post_raw, "*", "*" }, /* Ft */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Ic */ |
{ NULL, md_pre_raw, md_post_raw, "**", "**" }, /* Ic */ |
Line 135 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 142 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ md_cond_head, md_pre_Nd, NULL, NULL, NULL }, /* Nd */ |
{ md_cond_head, md_pre_Nd, NULL, NULL, NULL }, /* Nd */ |
{ NULL, md_pre_Nm, md_post_Nm, "**", "**" }, /* Nm */ |
{ NULL, md_pre_Nm, md_post_Nm, "**", "**" }, /* Nm */ |
{ md_cond_body, md_pre_word, md_post_word, "[", "]" }, /* Op */ |
{ md_cond_body, md_pre_word, md_post_word, "[", "]" }, /* Op */ |
{ NULL, md_pre_Fd, md_post_raw, "*", "*" }, /* Ot */ |
{ NULL, md_pre_abort, NULL, NULL, NULL }, /* Ot */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Pa */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Pa */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Rv */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Rv */ |
{ NULL, NULL, NULL, NULL, NULL }, /* St */ |
{ NULL, NULL, NULL, NULL, NULL }, /* St */ |
Line 208 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 215 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Fr */ |
{ NULL, md_pre_raw, md_post_raw, "*", "*" }, /* Fr */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Ud */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Ud */ |
{ NULL, NULL, md_post_Lb, NULL, NULL }, /* Lb */ |
{ NULL, NULL, md_post_Lb, NULL, NULL }, /* Lb */ |
{ NULL, md_pre_Pp, NULL, NULL, NULL }, /* Lp */ |
{ NULL, md_pre_abort, NULL, NULL, NULL }, /* Lp */ |
{ NULL, md_pre_Lk, NULL, NULL, NULL }, /* Lk */ |
{ NULL, md_pre_Lk, NULL, NULL, NULL }, /* Lk */ |
{ NULL, md_pre_raw, md_post_raw, "<", ">" }, /* Mt */ |
{ NULL, md_pre_Mt, NULL, NULL, NULL }, /* Mt */ |
{ md_cond_body, md_pre_word, md_post_word, "{", "}" }, /* Brq */ |
{ md_cond_body, md_pre_word, md_post_word, "{", "}" }, /* Brq */ |
{ md_cond_body, md_pre_word, md_post_word, "{", "}" }, /* Bro */ |
{ md_cond_body, md_pre_word, md_post_word, "{", "}" }, /* Bro */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Brc */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Brc */ |
Line 219 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 226 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ md_cond_body, md_pre_En, md_post_En, NULL, NULL }, /* En */ |
{ md_cond_body, md_pre_En, md_post_En, NULL, NULL }, /* En */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Dx */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Dx */ |
{ NULL, NULL, md_post_pc, NULL, NULL }, /* %Q */ |
{ NULL, NULL, md_post_pc, NULL, NULL }, /* %Q */ |
{ NULL, md_pre_br, NULL, NULL, NULL }, /* br */ |
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{ NULL, md_pre_Pp, NULL, NULL, NULL }, /* sp */ |
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{ NULL, md_pre_Lk, md_post_pc, NULL, NULL }, /* %U */ |
{ NULL, md_pre_Lk, md_post_pc, NULL, NULL }, /* %U */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Ta */ |
{ NULL, NULL, NULL, NULL, NULL }, /* Ta */ |
{ NULL, NULL, NULL, NULL, NULL }, /* ll */ |
{ NULL, md_pre_skip, NULL, NULL, NULL }, /* Tg */ |
{ NULL, NULL, NULL, NULL, NULL }, /* ROOT */ |
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}; |
}; |
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static const struct md_act *md_act(enum roff_tok); |
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static int outflags; |
static int outflags; |
#define MD_spc (1 << 0) /* Blank character before next word. */ |
#define MD_spc (1 << 0) /* Blank character before next word. */ |
Line 243 static int escflags; /* Escape in generated markdown |
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Line 248 static int escflags; /* Escape in generated markdown |
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#define ESC_BOL (1 << 0) /* "#*+-" near the beginning of a line. */ |
#define ESC_BOL (1 << 0) /* "#*+-" near the beginning of a line. */ |
#define ESC_NUM (1 << 1) /* "." after a leading number. */ |
#define ESC_NUM (1 << 1) /* "." after a leading number. */ |
#define ESC_HYP (1 << 2) /* "(" immediately after "]". */ |
#define ESC_HYP (1 << 2) /* "(" immediately after "]". */ |
#define ESC_PAR (1 << 3) /* ")" when "(" is open. */ |
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#define ESC_SQU (1 << 4) /* "]" when "[" is open. */ |
#define ESC_SQU (1 << 4) /* "]" when "[" is open. */ |
#define ESC_FON (1 << 5) /* "*" immediately after unrelated "*". */ |
#define ESC_FON (1 << 5) /* "*" immediately after unrelated "*". */ |
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#define ESC_EOL (1 << 6) /* " " at the and of a line. */ |
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static int code_blocks, quote_blocks, list_blocks; |
static int code_blocks, quote_blocks, list_blocks; |
static int outcount; |
static int outcount; |
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static const struct md_act * |
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md_act(enum roff_tok tok) |
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{ |
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assert(tok >= MDOC_Dd && tok <= MDOC_MAX); |
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return md_acts + (tok - MDOC_Dd); |
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} |
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void |
void |
markdown_mdoc(void *arg, const struct roff_man *mdoc) |
markdown_mdoc(void *arg, const struct roff_meta *mdoc) |
{ |
{ |
outflags = MD_Sm; |
outflags = MD_Sm; |
md_word(mdoc->meta.title); |
md_word(mdoc->title); |
if (mdoc->meta.msec != NULL) { |
if (mdoc->msec != NULL) { |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
md_word("("); |
md_word("("); |
md_word(mdoc->meta.msec); |
md_word(mdoc->msec); |
md_word(")"); |
md_word(")"); |
} |
} |
md_word("-"); |
md_word("-"); |
md_word(mdoc->meta.vol); |
md_word(mdoc->vol); |
if (mdoc->meta.arch != NULL) { |
if (mdoc->arch != NULL) { |
md_word("("); |
md_word("("); |
md_word(mdoc->meta.arch); |
md_word(mdoc->arch); |
md_word(")"); |
md_word(")"); |
} |
} |
outflags |= MD_sp; |
outflags |= MD_sp; |
Line 273 markdown_mdoc(void *arg, const struct roff_man *mdoc) |
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Line 286 markdown_mdoc(void *arg, const struct roff_man *mdoc) |
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md_nodelist(mdoc->first->child); |
md_nodelist(mdoc->first->child); |
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outflags |= MD_sp; |
outflags |= MD_sp; |
md_word(mdoc->meta.os); |
md_word(mdoc->os); |
md_word("-"); |
md_word("-"); |
md_word(mdoc->meta.date); |
md_word(mdoc->date); |
putchar('\n'); |
putchar('\n'); |
} |
} |
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Line 294 md_node(struct roff_node *n) |
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Line 307 md_node(struct roff_node *n) |
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const struct md_act *act; |
const struct md_act *act; |
int cond, process_children; |
int cond, process_children; |
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if (n->flags & NODE_NOPRT) |
if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT) |
return; |
return; |
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if (outflags & MD_nonl) |
if (outflags & MD_nonl) |
outflags &= ~(MD_nl | MD_sp); |
outflags &= ~(MD_nl | MD_sp); |
else if (outflags & MD_spc && n->flags & NODE_LINE) |
else if (outflags & MD_spc && |
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n->flags & NODE_LINE && |
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!roff_node_transparent(n)) |
outflags |= MD_nl; |
outflags |= MD_nl; |
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act = NULL; |
act = NULL; |
Line 307 md_node(struct roff_node *n) |
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Line 322 md_node(struct roff_node *n) |
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process_children = 1; |
process_children = 1; |
n->flags &= ~NODE_ENDED; |
n->flags &= ~NODE_ENDED; |
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switch (n->type) { |
if (n->type == ROFFT_TEXT) { |
case ROFFT_TEXT: |
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if (n->flags & NODE_DELIMC) |
if (n->flags & NODE_DELIMC) |
outflags &= ~(MD_spc | MD_spc_force); |
outflags &= ~(MD_spc | MD_spc_force); |
else if (outflags & MD_Sm) |
else if (outflags & MD_Sm) |
Line 318 md_node(struct roff_node *n) |
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Line 332 md_node(struct roff_node *n) |
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outflags &= ~(MD_spc | MD_spc_force); |
outflags &= ~(MD_spc | MD_spc_force); |
else if (outflags & MD_Sm) |
else if (outflags & MD_Sm) |
outflags |= MD_spc; |
outflags |= MD_spc; |
break; |
} else if (n->tok < ROFF_MAX) { |
default: |
switch (n->tok) { |
act = md_acts + n->tok; |
case ROFF_br: |
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process_children = md_pre_br(n); |
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break; |
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case ROFF_sp: |
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process_children = md_pre_Pp(n); |
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break; |
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default: |
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process_children = 0; |
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break; |
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} |
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} else { |
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act = md_act(n->tok); |
cond = act->cond == NULL || (*act->cond)(n); |
cond = act->cond == NULL || (*act->cond)(n); |
if (cond && act->pre != NULL && |
if (cond && act->pre != NULL && |
(n->end == ENDBODY_NOT || n->child != NULL)) |
(n->end == ENDBODY_NOT || n->child != NULL)) |
process_children = (*act->pre)(n); |
process_children = (*act->pre)(n); |
break; |
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} |
} |
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if (process_children && n->child != NULL) |
if (process_children && n->child != NULL) |
Line 373 md_stack(char c) |
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Line 397 md_stack(char c) |
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static void |
static void |
md_preword(void) |
md_preword(void) |
{ |
{ |
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const char *cp; |
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/* |
/* |
* If a list block is nested inside a code block or a blockquote, |
* If a list block is nested inside a code block or a blockquote, |
* blank lines for paragraph breaks no longer work; instead, |
* blank lines for paragraph breaks no longer work; instead, |
* they terminate the list. Work around this markdown issue |
* they terminate the list. Work around this markdown issue |
* by using mere line breaks instead. |
* by using mere line breaks instead. |
*/ |
*/ |
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if (list_blocks && outflags & MD_sp) { |
if (list_blocks && outflags & MD_sp) { |
outflags &= ~MD_sp; |
outflags &= ~MD_sp; |
outflags |= MD_br; |
outflags |= MD_br; |
} |
} |
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/* End the old line if requested. */ |
/* |
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* End the old line if requested. |
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* Escape whitespace at the end of the markdown line |
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* such that it won't look like an output line break. |
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*/ |
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if (outflags & MD_sp) |
if (outflags & MD_sp) |
putchar('\n'); |
putchar('\n'); |
else if (outflags & MD_br) { |
else if (outflags & MD_br) { |
putchar(' '); |
putchar(' '); |
putchar(' '); |
putchar(' '); |
#ifdef DEBUG |
} else if (outflags & MD_nl && escflags & ESC_EOL) |
putchar(':'); |
md_named("zwnj"); |
putchar(':'); |
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putchar(' '); |
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putchar(' '); |
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#endif |
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} |
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/* Start a new line if necessary. */ |
/* Start a new line if necessary. */ |
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if (outflags & (MD_nl | MD_br | MD_sp)) { |
if (outflags & (MD_nl | MD_br | MD_sp)) { |
putchar('\n'); |
putchar('\n'); |
fputs(md_stack('\0'), stdout); |
for (cp = md_stack('\0'); *cp != '\0'; cp++) { |
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putchar(*cp); |
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if (*cp == '>') |
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putchar(' '); |
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} |
outflags &= ~(MD_nl | MD_br | MD_sp); |
outflags &= ~(MD_nl | MD_br | MD_sp); |
escflags = ESC_BOL; |
escflags = ESC_BOL; |
outcount = 0; |
outcount = 0; |
Line 436 md_rawword(const char *s) |
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Line 466 md_rawword(const char *s) |
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{ |
{ |
md_preword(); |
md_preword(); |
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if (*s == 0) |
if (*s == '\0') |
return; |
return; |
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if (escflags & ESC_FON) { |
if (escflags & ESC_FON) { |
Line 447 md_rawword(const char *s) |
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Line 477 md_rawword(const char *s) |
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while (*s != '\0') { |
while (*s != '\0') { |
switch(*s) { |
switch(*s) { |
case '(': |
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escflags |= ESC_PAR; |
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break; |
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case ')': |
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escflags |= ~ESC_PAR; |
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break; |
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case '*': |
case '*': |
if (s[1] == '\0') |
if (s[1] == '\0') |
escflags |= ESC_FON; |
escflags |= ESC_FON; |
Line 469 md_rawword(const char *s) |
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Line 493 md_rawword(const char *s) |
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} |
} |
md_char(*s++); |
md_char(*s++); |
} |
} |
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if (s[-1] == ' ') |
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escflags |= ESC_EOL; |
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else |
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escflags &= ~ESC_EOL; |
} |
} |
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/* |
/* |
Line 479 md_word(const char *s) |
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Line 507 md_word(const char *s) |
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{ |
{ |
const char *seq, *prevfont, *currfont, *nextfont; |
const char *seq, *prevfont, *currfont, *nextfont; |
char c; |
char c; |
int bs, sz, uc; |
int bs, sz, uc, breakline; |
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/* No spacing before closing delimiters. */ |
/* No spacing before closing delimiters. */ |
if (s[0] != '\0' && s[1] == '\0' && |
if (s[0] != '\0' && s[1] == '\0' && |
Line 489 md_word(const char *s) |
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Line 517 md_word(const char *s) |
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md_preword(); |
md_preword(); |
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if (*s == '\0') |
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return; |
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/* No spacing after opening delimiters. */ |
/* No spacing after opening delimiters. */ |
if ((s[0] == '(' || s[0] == '[') && s[1] == '\0') |
if ((s[0] == '(' || s[0] == '[') && s[1] == '\0') |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
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breakline = 0; |
prevfont = currfont = ""; |
prevfont = currfont = ""; |
while ((c = *s++) != '\0') { |
while ((c = *s++) != '\0') { |
bs = 0; |
bs = 0; |
Line 520 md_word(const char *s) |
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Line 552 md_word(const char *s) |
|
bs = escflags & ESC_HYP && !code_blocks; |
bs = escflags & ESC_HYP && !code_blocks; |
break; |
break; |
case ')': |
case ')': |
bs = escflags & ESC_PAR && !code_blocks; |
bs = escflags & ESC_NUM && !code_blocks; |
break; |
break; |
case '*': |
case '*': |
case '[': |
case '[': |
Line 562 md_word(const char *s) |
|
Line 594 md_word(const char *s) |
|
case ESCAPE_SPECIAL: |
case ESCAPE_SPECIAL: |
uc = mchars_spec2cp(seq, sz); |
uc = mchars_spec2cp(seq, sz); |
break; |
break; |
|
case ESCAPE_UNDEF: |
|
uc = *seq; |
|
break; |
|
case ESCAPE_DEVICE: |
|
md_rawword("markdown"); |
|
continue; |
case ESCAPE_FONTBOLD: |
case ESCAPE_FONTBOLD: |
nextfont = "**"; |
nextfont = "**"; |
break; |
break; |
Line 572 md_word(const char *s) |
|
Line 610 md_word(const char *s) |
|
nextfont = "***"; |
nextfont = "***"; |
break; |
break; |
case ESCAPE_FONT: |
case ESCAPE_FONT: |
|
case ESCAPE_FONTCW: |
case ESCAPE_FONTROMAN: |
case ESCAPE_FONTROMAN: |
nextfont = ""; |
nextfont = ""; |
break; |
break; |
case ESCAPE_FONTPREV: |
case ESCAPE_FONTPREV: |
nextfont = prevfont; |
nextfont = prevfont; |
break; |
break; |
|
case ESCAPE_BREAK: |
|
breakline = 1; |
|
break; |
case ESCAPE_NOSPACE: |
case ESCAPE_NOSPACE: |
case ESCAPE_SKIPCHAR: |
case ESCAPE_SKIPCHAR: |
case ESCAPE_OVERSTRIKE: |
case ESCAPE_OVERSTRIKE: |
Line 625 md_word(const char *s) |
|
Line 667 md_word(const char *s) |
|
if (bs) |
if (bs) |
putchar('\\'); |
putchar('\\'); |
md_char(c); |
md_char(c); |
|
if (breakline && |
|
(*s == '\0' || *s == ' ' || *s == ASCII_NBRSP)) { |
|
printf(" \n"); |
|
breakline = 0; |
|
while (*s == ' ' || *s == ASCII_NBRSP) |
|
s++; |
|
} |
} |
} |
if (*currfont != '\0') { |
if (*currfont != '\0') { |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
md_rawword(currfont); |
md_rawword(currfont); |
} |
} else if (s[-2] == ' ') |
|
escflags |= ESC_EOL; |
|
else |
|
escflags &= ~ESC_EOL; |
} |
} |
|
|
/* |
/* |
|
|
md_named(const char *s) |
md_named(const char *s) |
{ |
{ |
printf("&%s;", s); |
printf("&%s;", s); |
escflags &= ~ESC_FON; |
escflags &= ~(ESC_FON | ESC_EOL); |
outcount++; |
outcount++; |
} |
} |
|
|
Line 681 md_cond_body(struct roff_node *n) |
|
Line 733 md_cond_body(struct roff_node *n) |
|
} |
} |
|
|
static int |
static int |
|
md_pre_abort(struct roff_node *n) |
|
{ |
|
abort(); |
|
} |
|
|
|
static int |
md_pre_raw(struct roff_node *n) |
md_pre_raw(struct roff_node *n) |
{ |
{ |
const char *prefix; |
const char *prefix; |
|
|
if ((prefix = md_acts[n->tok].prefix) != NULL) { |
if ((prefix = md_act(n->tok)->prefix) != NULL) { |
md_rawword(prefix); |
md_rawword(prefix); |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
|
if (*prefix == '`') |
|
code_blocks++; |
} |
} |
return 1; |
return 1; |
} |
} |
Line 697 md_post_raw(struct roff_node *n) |
|
Line 757 md_post_raw(struct roff_node *n) |
|
{ |
{ |
const char *suffix; |
const char *suffix; |
|
|
if ((suffix = md_acts[n->tok].suffix) != NULL) { |
if ((suffix = md_act(n->tok)->suffix) != NULL) { |
outflags &= ~(MD_spc | MD_nl); |
outflags &= ~(MD_spc | MD_nl); |
md_rawword(suffix); |
md_rawword(suffix); |
|
if (*suffix == '`') |
|
code_blocks--; |
} |
} |
} |
} |
|
|
Line 708 md_pre_word(struct roff_node *n) |
|
Line 770 md_pre_word(struct roff_node *n) |
|
{ |
{ |
const char *prefix; |
const char *prefix; |
|
|
if ((prefix = md_acts[n->tok].prefix) != NULL) { |
if ((prefix = md_act(n->tok)->prefix) != NULL) { |
md_word(prefix); |
md_word(prefix); |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
} |
} |
Line 720 md_post_word(struct roff_node *n) |
|
Line 782 md_post_word(struct roff_node *n) |
|
{ |
{ |
const char *suffix; |
const char *suffix; |
|
|
if ((suffix = md_acts[n->tok].suffix) != NULL) { |
if ((suffix = md_act(n->tok)->suffix) != NULL) { |
outflags &= ~(MD_spc | MD_nl); |
outflags &= ~(MD_spc | MD_nl); |
md_word(suffix); |
md_word(suffix); |
} |
} |
Line 729 md_post_word(struct roff_node *n) |
|
Line 791 md_post_word(struct roff_node *n) |
|
static void |
static void |
md_post_pc(struct roff_node *n) |
md_post_pc(struct roff_node *n) |
{ |
{ |
|
struct roff_node *nn; |
|
|
md_post_raw(n); |
md_post_raw(n); |
if (n->parent->tok != MDOC_Rs) |
if (n->parent->tok != MDOC_Rs) |
return; |
return; |
if (n->next != NULL) { |
|
|
if ((nn = roff_node_next(n)) != NULL) { |
md_word(","); |
md_word(","); |
if (n->prev != NULL && |
if (nn->tok == n->tok && |
n->prev->tok == n->tok && |
(nn = roff_node_prev(n)) != NULL && |
n->next->tok == n->tok) |
nn->tok == n->tok) |
md_word("and"); |
md_word("and"); |
} else { |
} else { |
md_word("."); |
md_word("."); |
Line 753 md_pre_skip(struct roff_node *n) |
|
Line 818 md_pre_skip(struct roff_node *n) |
|
static void |
static void |
md_pre_syn(struct roff_node *n) |
md_pre_syn(struct roff_node *n) |
{ |
{ |
if (n->prev == NULL || ! (n->flags & NODE_SYNPRETTY)) |
struct roff_node *np; |
|
|
|
if ((n->flags & NODE_SYNPRETTY) == 0 || |
|
(np = roff_node_prev(n)) == NULL) |
return; |
return; |
|
|
if (n->prev->tok == n->tok && |
if (np->tok == n->tok && |
n->tok != MDOC_Ft && |
n->tok != MDOC_Ft && |
n->tok != MDOC_Fo && |
n->tok != MDOC_Fo && |
n->tok != MDOC_Fn) { |
n->tok != MDOC_Fn) { |
Line 764 md_pre_syn(struct roff_node *n) |
|
Line 832 md_pre_syn(struct roff_node *n) |
|
return; |
return; |
} |
} |
|
|
switch (n->prev->tok) { |
switch (np->tok) { |
case MDOC_Fd: |
case MDOC_Fd: |
case MDOC_Fn: |
case MDOC_Fn: |
case MDOC_Fo: |
case MDOC_Fo: |
Line 956 md_pre_Eo(struct roff_node *n) |
|
Line 1024 md_pre_Eo(struct roff_node *n) |
|
static void |
static void |
md_post_Eo(struct roff_node *n) |
md_post_Eo(struct roff_node *n) |
{ |
{ |
int body, tail; |
|
|
|
if (n->end != ENDBODY_NOT) { |
if (n->end != ENDBODY_NOT) { |
outflags |= MD_spc; |
outflags |= MD_spc; |
return; |
return; |
} |
} |
|
|
body = n->child != NULL || n->parent->head->child != NULL; |
if (n->child == NULL && n->parent->head->child == NULL) |
tail = n->parent->tail != NULL && n->parent->tail->child != NULL; |
return; |
|
|
if (body && tail) |
if (n->parent->tail != NULL && n->parent->tail->child != NULL) |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
else if ( ! (body || tail)) |
else |
md_preword(); |
|
else if ( ! tail) |
|
outflags |= MD_spc; |
outflags |= MD_spc; |
} |
} |
|
|
Line 999 md_pre_Fa(struct roff_node *n) |
|
Line 1063 md_pre_Fa(struct roff_node *n) |
|
static void |
static void |
md_post_Fa(struct roff_node *n) |
md_post_Fa(struct roff_node *n) |
{ |
{ |
if (n->next != NULL && n->next->tok == MDOC_Fa) |
struct roff_node *nn; |
|
|
|
if ((nn = roff_node_next(n)) != NULL && nn->tok == MDOC_Fa) |
md_word(","); |
md_word(","); |
} |
} |
|
|
Line 1018 md_post_Fd(struct roff_node *n) |
|
Line 1084 md_post_Fd(struct roff_node *n) |
|
outflags |= MD_br; |
outflags |= MD_br; |
} |
} |
|
|
|
static void |
|
md_post_Fl(struct roff_node *n) |
|
{ |
|
struct roff_node *nn; |
|
|
|
md_post_raw(n); |
|
if (n->child == NULL && (nn = roff_node_next(n)) != NULL && |
|
nn->type != ROFFT_TEXT && (nn->flags & NODE_LINE) == 0) |
|
outflags &= ~MD_spc; |
|
} |
|
|
static int |
static int |
md_pre_Fn(struct roff_node *n) |
md_pre_Fn(struct roff_node *n) |
{ |
{ |
Line 1128 md_pre_It(struct roff_node *n) |
|
Line 1205 md_pre_It(struct roff_node *n) |
|
|
|
case ROFFT_HEAD: |
case ROFFT_HEAD: |
bln = n->parent->parent; |
bln = n->parent->parent; |
if (bln->norm->Bl.comp == 0) |
if (bln->norm->Bl.comp == 0 && |
|
bln->norm->Bl.type != LIST_column) |
outflags |= MD_sp; |
outflags |= MD_sp; |
outflags |= MD_nl; |
outflags |= MD_nl; |
|
|
Line 1154 md_pre_It(struct roff_node *n) |
|
Line 1232 md_pre_It(struct roff_node *n) |
|
break; |
break; |
case LIST_enum: |
case LIST_enum: |
md_preword(); |
md_preword(); |
printf("%d.\t", ++bln->norm->Bl.count); |
if (bln->norm->Bl.count < 99) |
|
bln->norm->Bl.count++; |
|
printf("%d.\t", bln->norm->Bl.count); |
escflags &= ~ESC_FON; |
escflags &= ~ESC_FON; |
break; |
break; |
|
case LIST_column: |
|
outflags |= MD_br; |
|
return 0; |
default: |
default: |
return 0; |
return 0; |
} |
} |
Line 1222 md_post_It(struct roff_node *n) |
|
Line 1305 md_post_It(struct roff_node *n) |
|
while ((n = n->prev) != NULL && n->type != ROFFT_HEAD) |
while ((n = n->prev) != NULL && n->type != ROFFT_HEAD) |
i++; |
i++; |
|
|
/* |
/* |
* If a width was specified for this column, |
* If a width was specified for this column, |
* subtract what printed, and |
* subtract what printed, and |
* add the same spacing as in mdoc_term.c. |
* add the same spacing as in mdoc_term.c. |
Line 1253 md_post_Lb(struct roff_node *n) |
|
Line 1336 md_post_Lb(struct roff_node *n) |
|
outflags |= MD_br; |
outflags |= MD_br; |
} |
} |
|
|
|
static void |
|
md_uri(const char *s) |
|
{ |
|
while (*s != '\0') { |
|
if (strchr("%()<>", *s) != NULL) { |
|
printf("%%%2.2hhX", *s); |
|
outcount += 3; |
|
} else { |
|
putchar(*s); |
|
outcount++; |
|
} |
|
s++; |
|
} |
|
} |
|
|
static int |
static int |
md_pre_Lk(struct roff_node *n) |
md_pre_Lk(struct roff_node *n) |
{ |
{ |
const struct roff_node *link, *descr; |
const struct roff_node *link, *descr, *punct; |
const unsigned char *s; |
|
|
|
if ((link = n->child) == NULL) |
if ((link = n->child) == NULL) |
return 0; |
return 0; |
|
|
if ((descr = link->next) != NULL) { |
/* Find beginning of trailing punctuation. */ |
md_rawword("["); |
punct = n->last; |
outflags &= ~MD_spc; |
while (punct != link && punct->flags & NODE_DELIMC) |
while (descr != NULL) { |
punct = punct->prev; |
md_word(descr->string); |
punct = punct->next; |
descr = descr->next; |
|
} |
|
outflags &= ~MD_spc; |
|
md_rawword("]("); |
|
} else |
|
md_rawword("<"); |
|
|
|
for (s = link->string; *s != '\0'; s++) { |
/* Link text. */ |
if (strchr("%)<>", *s) != NULL) { |
descr = link->next; |
printf("%%%2.2hhX", *s); |
if (descr == punct) |
outcount += 3; |
descr = link; /* no text */ |
} else { |
md_rawword("["); |
putchar(*s); |
outflags &= ~MD_spc; |
|
do { |
|
md_word(descr->string); |
|
descr = descr->next; |
|
} while (descr != punct); |
|
outflags &= ~MD_spc; |
|
|
|
/* Link target. */ |
|
md_rawword("]("); |
|
md_uri(link->string); |
|
outflags &= ~MD_spc; |
|
md_rawword(")"); |
|
|
|
/* Trailing punctuation. */ |
|
while (punct != NULL) { |
|
md_word(punct->string); |
|
punct = punct->next; |
|
} |
|
return 0; |
|
} |
|
|
|
static int |
|
md_pre_Mt(struct roff_node *n) |
|
{ |
|
const struct roff_node *nch; |
|
|
|
md_rawword("["); |
|
outflags &= ~MD_spc; |
|
for (nch = n->child; nch != NULL; nch = nch->next) |
|
md_word(nch->string); |
|
outflags &= ~MD_spc; |
|
md_rawword("](mailto:"); |
|
for (nch = n->child; nch != NULL; nch = nch->next) { |
|
md_uri(nch->string); |
|
if (nch->next != NULL) { |
|
putchar(' '); |
outcount++; |
outcount++; |
} |
} |
} |
} |
|
|
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
md_rawword(link->next == NULL ? ">" : ")"); |
md_rawword(")"); |
return 0; |
return 0; |
} |
} |
|
|