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Eolian/Lexer: parse from memory

This commit is contained in:
Daniel Zaoui 2014-03-06 11:18:20 +02:00
parent e63a5cc903
commit 445059e706
2 changed files with 1424 additions and 2 deletions
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1378
src/lib/eolian/eo_lexer.c
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File diff suppressed because it is too large Load Diff

48
src/lib/eolian/eo_lexer.rl
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@ -993,6 +993,43 @@ eo_tokenizer_walk(Eo_Tokenizer *toknz, const char *source)
return ret;
}
static Eina_Bool
eo_tokenizer_mem_walk(Eo_Tokenizer *toknz, const char *source, char *buffer, unsigned int len)
{
INF("tokenize %s...", source);
toknz->source = eina_stringshare_add(source);
Eina_Bool ret = EINA_TRUE;
if (!len)
{
ERR("%s: given size is 0", source);
return EINA_FALSE;
}
if (len > BUFSIZE)
{
ERR("%s: buffer not enough big. Required size: %d", source, len);
return EINA_FALSE;
}
%% write init;
toknz->p = buffer;
toknz->pe = toknz->p + len;
%% write exec;
if ( toknz->cs == %%{ write error; }%% )
{
ERR("%s: wrong termination", source);
ret = EINA_FALSE;
}
return ret;
}
Eo_Tokenizer*
eo_tokenizer_get(void)
{
@ -1135,7 +1172,16 @@ eo_tokenizer_database_fill(const char *filename)
return EINA_FALSE;
}
if (!eo_tokenizer_walk(toknz, filename)) return EINA_FALSE;
FILE *stream = fopen(filename, "rb");
char *buffer = malloc(BUFSIZE);
unsigned int len = fread(buffer, 1, BUFSIZE, stream);
if (!stream)
{
ERR("unable to read in %s", filename);
return EINA_FALSE;
}
if (!eo_tokenizer_mem_walk(toknz, filename, buffer, len)) return EINA_FALSE;
EINA_LIST_FOREACH(toknz->classes, k, kls)
{