version 1.33, 2020/04/07 22:56:02 |
version 1.35, 2020/04/18 20:40:10 |
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#include "mandoc_ohash.h" |
#include "mandoc_ohash.h" |
#include "roff.h" |
#include "roff.h" |
#include "mdoc.h" |
#include "mdoc.h" |
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#include "roff_int.h" |
#include "tag.h" |
#include "tag.h" |
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struct tag_entry { |
struct tag_entry { |
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tag_put(const char *s, int prio, struct roff_node *n) |
tag_put(const char *s, int prio, struct roff_node *n) |
{ |
{ |
struct tag_entry *entry; |
struct tag_entry *entry; |
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struct roff_node *nold; |
const char *se; |
const char *se; |
size_t len; |
size_t len; |
unsigned int slot; |
unsigned int slot; |
Line 155 tag_put(const char *s, int prio, struct roff_node *n) |
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Line 157 tag_put(const char *s, int prio, struct roff_node *n) |
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*/ |
*/ |
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else if (entry->prio > prio || prio == TAG_FALLBACK) { |
else if (entry->prio > prio || prio == TAG_FALLBACK) { |
while (entry->nnodes > 0) |
while (entry->nnodes > 0) { |
entry->nodes[--entry->nnodes]->flags &= ~NODE_ID; |
nold = entry->nodes[--entry->nnodes]; |
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nold->flags &= ~NODE_ID; |
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free(nold->tag); |
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nold->tag = NULL; |
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} |
if (prio == TAG_FALLBACK) { |
if (prio == TAG_FALLBACK) { |
entry->prio = TAG_DELETE; |
entry->prio = TAG_DELETE; |
return; |
return; |
Line 175 tag_put(const char *s, int prio, struct roff_node *n) |
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Line 180 tag_put(const char *s, int prio, struct roff_node *n) |
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entry->prio = prio; |
entry->prio = prio; |
n->flags |= NODE_ID; |
n->flags |= NODE_ID; |
if (n->child == NULL || n->child->string != s || *se != '\0') { |
if (n->child == NULL || n->child->string != s || *se != '\0') { |
assert(n->string == NULL); |
assert(n->tag == NULL); |
n->string = mandoc_strndup(s, len); |
n->tag = mandoc_strndup(s, len); |
} |
} |
} |
} |
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Line 222 tag_move_id(struct roff_node *n) |
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Line 227 tag_move_id(struct roff_node *n) |
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} |
} |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case MDOC_Pp: /* Target the ROFFT_ELEM = <p>. */ |
case MDOC_Pp: /* Target the ROFFT_ELEM = <p>. */ |
if (np->string == NULL) { |
if (np->tag == NULL) { |
np->string = mandoc_strdup(n->string == NULL ? |
np->tag = mandoc_strdup(n->tag == NULL ? |
n->child->string : n->string); |
n->child->string : n->tag); |
np->flags |= NODE_ID; |
np->flags |= NODE_ID; |
n->flags &= ~NODE_ID; |
n->flags &= ~NODE_ID; |
} |
} |
Line 254 tag_move_id(struct roff_node *n) |
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Line 259 tag_move_id(struct roff_node *n) |
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* to the beginning of the respective paragraphs. |
* to the beginning of the respective paragraphs. |
*/ |
*/ |
void |
void |
tag_postprocess(struct roff_node *n) |
tag_postprocess(struct roff_man *man, struct roff_node *n) |
{ |
{ |
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struct roff_node *nn; |
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char *cp; |
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if (n->flags & NODE_ID) { |
if (n->flags & NODE_ID) { |
switch (n->tok) { |
switch (n->tok) { |
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case MDOC_Pp: |
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nn = n->next; |
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if (nn == NULL || nn->type != ROFFT_TEXT || |
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*nn->string == '\0' || *nn->string == ' ') |
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break; |
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/* Use the first few letters for the permalink. */ |
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cp = nn->string; |
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while (cp != NULL && cp - nn->string < 5) |
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cp = strchr(cp + 1, ' '); |
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if (cp != NULL && cp[1] != '\0') { |
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/* Split a longer text node. */ |
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man->last = nn; |
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man->next = ROFF_NEXT_SIBLING; |
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roff_word_alloc(man, nn->line, |
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nn->pos + (cp - nn->string), cp + 1); |
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man->last->flags = nn->flags; |
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*cp = '\0'; |
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} |
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assert(nn->tag == NULL); |
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nn->tag = mandoc_strdup(n->tag); |
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nn->flags |= NODE_HREF; |
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break; |
case MDOC_Bd: |
case MDOC_Bd: |
case MDOC_Bl: |
case MDOC_Bl: |
case MDOC_Pp: |
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/* XXX No permalink for now. */ |
/* XXX No permalink for now. */ |
break; |
break; |
default: |
default: |
Line 268 tag_postprocess(struct roff_node *n) |
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Line 297 tag_postprocess(struct roff_node *n) |
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tag_move_id(n); |
tag_move_id(n); |
if (n->tok != MDOC_Tg) |
if (n->tok != MDOC_Tg) |
n->flags |= NODE_HREF; |
n->flags |= NODE_HREF; |
else if ((n->flags & NODE_ID) == 0) |
else if ((n->flags & NODE_ID) == 0) { |
n->flags |= NODE_NOPRT; |
n->flags |= NODE_NOPRT; |
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free(n->tag); |
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n->tag = NULL; |
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} |
break; |
break; |
} |
} |
} |
} |
for (n = n->child; n != NULL; n = n->next) |
for (n = n->child; n != NULL; n = n->next) |
tag_postprocess(n); |
tag_postprocess(man, n); |
} |
} |