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fix the robust parser after the change of GuString

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kr.angelov
2013-10-08 15:00:42 +00:00
parent 0e14ae92e8
commit adc952a61d
1 changed files with 30 additions and 7 deletions
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37
src/runtime/c/pgf/parser.c
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@@ -145,7 +145,28 @@ GU_DEFINE_TYPE(PgfLeftcornerTokIdx, GuStringMap,
static PgfSymbol
pgf_prev_extern_sym(PgfSymbol sym)
{
return *(((PgfSymbol*) gu_variant_data(sym))-1);
GuVariantInfo i = gu_variant_open(sym);
switch (i.tag) {
case PGF_SYMBOL_CAT:
return *((PgfSymbol*) (((PgfSymbolCat*) i.data)+1));
case PGF_SYMBOL_KP:
return *((PgfSymbol*) (((PgfSymbolKP*) i.data)+1));
case PGF_SYMBOL_KS:
PgfSymbolKS* sks = (PgfSymbolKS*) i.data;
size_t tok_len = strlen(sks->token);
return *((PgfSymbol*) (((uint8_t*) sks)+sizeof(PgfSymbolKS)+tok_len+1));
case PGF_SYMBOL_LIT:
return *((PgfSymbol*) (((PgfSymbolLit*) i.data)+1));
case PGF_SYMBOL_VAR:
return *((PgfSymbol*) (((PgfSymbolVar*) i.data)+1));
case PGF_SYMBOL_BIND:
return *((PgfSymbol*) (((PgfSymbolBIND*) i.data)+1));
case PGF_SYMBOL_NE:
return *((PgfSymbol*) (((PgfSymbolNE*) i.data)+1));
default:
gu_impossible();
return gu_null_variant;
}
}
size_t
@@ -1115,13 +1136,14 @@ pgf_parsing_meta_scan(PgfParseState* before, PgfParseState* after,
item->inside_prob += meta_prob;
PgfSymbol prev = item->curr_sym;
size_t tok_len = strlen(tok);
PgfSymbolKS* sks = (PgfSymbolKS*)
gu_alloc_variant(PGF_SYMBOL_KS,
sizeof(PgfSymbol)+sizeof(PgfSymbolKS)+strlen(tok)+1,
sizeof(PgfSymbolKS)+tok_len+1+sizeof(PgfSymbol),
gu_alignof(PgfSymbolKS),
&item->curr_sym, after->ps->pool);
*(((PgfSymbol*) sks)-1) = prev;
strcpy((char*) sks->token, (char*) tok);
*((PgfSymbol*) (((uint8_t*) sks)+sizeof(PgfSymbolKS)+tok_len+1)) = prev;
gu_buf_heap_push(before->agenda, &pgf_item_prob_order, &item);
}
@@ -1176,10 +1198,10 @@ pgf_parsing_meta_predict(GuMapItor* fn, const void* key, void* value, GuExn* err
sizeof(PgfSymbolCat)+sizeof(PgfSymbol),
gu_alignof(PgfSymbolCat),
&item->curr_sym, state->ps->pool);
*(((PgfSymbol*)scat)-1) = prev;
*((PgfSymbol*) (scat+1)) = prev;
scat->d = nargs;
scat->r = lin_idx;
gu_buf_heap_push(state->agenda, &pgf_item_prob_order, &item);
}
}
@@ -1413,13 +1435,14 @@ pgf_parsing_item(PgfParseState* before, PgfParseState* after, PgfItem* item)
if (accepted) {
if (after != NULL) {
PgfSymbol prev = item->curr_sym;
size_t tok_len = strlen(tok);
PgfSymbolKS* sks = (PgfSymbolKS*)
gu_alloc_variant(PGF_SYMBOL_KS,
sizeof(PgfSymbol)+sizeof(PgfSymbolKS)+strlen(tok)+1,
sizeof(PgfSymbol)+sizeof(PgfSymbolKS)+tok_len+1,
gu_alignof(PgfSymbolKS),
&item->curr_sym, after->ps->pool);
*(((PgfSymbol*) sks)-1) = prev;
strcpy((char*) sks->token, (char*) tok);
*((PgfSymbol*) (((uint8_t*) sks)+sizeof(PgfSymbolKS)+tok_len+1)) = prev;
item->seq_idx++;
pgf_parsing_add_transition(before, after, tok, item);