version 1.13, 2017/03/08 18:17:21 |
version 1.24, 2018/04/11 17:11:13 |
Line 43 static void md_rawword(const char *); |
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Line 43 static void md_rawword(const char *); |
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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 *); |
Line 67 static int md_pre_Fo(struct roff_node *); |
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Line 68 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 101 static void md_post_Pf(struct roff_node *); |
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Line 103 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 118 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 119 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 211 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 213 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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{ 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_Pp, 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 220 static const struct md_act md_acts[MDOC_MAX + 1] = { |
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Line 222 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 */ |
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{ NULL, NULL, NULL, NULL, NULL }, /* ROOT */ |
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}; |
}; |
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static const struct md_act *const md_acts = __md_acts - MDOC_Dd; |
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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 244 static int escflags; /* Escape in generated markdown |
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Line 243 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 "*". */ |
#define ESC_EOL (1 << 6) /* " " at the and of a line. */ |
#define ESC_EOL (1 << 6) /* " " at the and of a line. */ |
Line 296 md_node(struct roff_node *n) |
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Line 294 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) |
Line 309 md_node(struct roff_node *n) |
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Line 307 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 320 md_node(struct roff_node *n) |
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Line 317 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) { |
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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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assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX); |
act = md_acts + n->tok; |
act = md_acts + 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 455 md_rawword(const char *s) |
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Line 463 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 491 md_word(const char *s) |
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Line 493 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 508 md_word(const char *s) |
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Line 510 md_word(const char *s) |
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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 535 md_word(const char *s) |
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Line 538 md_word(const char *s) |
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bs = escflags & ESC_HYP && !code_blocks; |
bs = escflags & ESC_HYP && !code_blocks; |
break; |
break; |
case ')': |
case ')': |
bs = escflags & (ESC_NUM | ESC_PAR) && !code_blocks; |
bs = escflags & ESC_NUM && !code_blocks; |
break; |
break; |
case '*': |
case '*': |
case '[': |
case '[': |
Line 593 md_word(const char *s) |
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Line 596 md_word(const char *s) |
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case ESCAPE_FONTPREV: |
case ESCAPE_FONTPREV: |
nextfont = prevfont; |
nextfont = prevfont; |
break; |
break; |
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case ESCAPE_BREAK: |
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breakline = 1; |
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break; |
case ESCAPE_NOSPACE: |
case ESCAPE_NOSPACE: |
case ESCAPE_SKIPCHAR: |
case ESCAPE_SKIPCHAR: |
case ESCAPE_OVERSTRIKE: |
case ESCAPE_OVERSTRIKE: |
Line 640 md_word(const char *s) |
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Line 646 md_word(const char *s) |
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if (bs) |
if (bs) |
putchar('\\'); |
putchar('\\'); |
md_char(c); |
md_char(c); |
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if (breakline && |
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(*s == '\0' || *s == ' ' || *s == ASCII_NBRSP)) { |
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printf(" \n"); |
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breakline = 0; |
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while (*s == ' ' || *s == ASCII_NBRSP) |
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s++; |
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} |
} |
} |
if (*currfont != '\0') { |
if (*currfont != '\0') { |
outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
Line 1286 md_post_Lb(struct roff_node *n) |
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Line 1299 md_post_Lb(struct roff_node *n) |
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outflags |= MD_br; |
outflags |= MD_br; |
} |
} |
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static void |
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md_uri(const char *s) |
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{ |
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while (*s != '\0') { |
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if (strchr("%()<>", *s) != NULL) { |
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printf("%%%2.2hhX", *s); |
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outcount += 3; |
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} else { |
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putchar(*s); |
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outcount++; |
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} |
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s++; |
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} |
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} |
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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; |
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if ((link = n->child) == NULL) |
if ((link = n->child) == NULL) |
return 0; |
return 0; |
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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; |
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} |
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outflags &= ~MD_spc; |
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md_rawword("]("); |
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} else |
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md_rawword("<"); |
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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; |
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do { |
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md_word(descr->string); |
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descr = descr->next; |
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} while (descr != punct); |
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outflags &= ~MD_spc; |
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/* Link target. */ |
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md_rawword("]("); |
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md_uri(link->string); |
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outflags &= ~MD_spc; |
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md_rawword(")"); |
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/* Trailing punctuation. */ |
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while (punct != NULL) { |
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md_word(punct->string); |
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punct = punct->next; |
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} |
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return 0; |
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} |
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static int |
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md_pre_Mt(struct roff_node *n) |
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{ |
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const struct roff_node *nch; |
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md_rawword("["); |
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outflags &= ~MD_spc; |
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for (nch = n->child; nch != NULL; nch = nch->next) |
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md_word(nch->string); |
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outflags &= ~MD_spc; |
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md_rawword("](mailto:"); |
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for (nch = n->child; nch != NULL; nch = nch->next) { |
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md_uri(nch->string); |
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if (nch->next != NULL) { |
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putchar(' '); |
outcount++; |
outcount++; |
} |
} |
} |
} |
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outflags &= ~MD_spc; |
outflags &= ~MD_spc; |
md_rawword(link->next == NULL ? ">" : ")"); |
md_rawword(")"); |
return 0; |
return 0; |
} |
} |
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