load: Factor out an unneeded strdup

By "stealing" the string parsed out in lexer, one strdup can be saved.
This commit is contained in:
Petri Lehtinen 2009-09-03 21:30:36 +03:00
parent 1095ca956b
commit 93c5892bc3

View File

@ -544,6 +544,17 @@ out:
return lex->token;
}
static char *lex_steal_string(lex_t *lex)
{
char *result = NULL;
if(lex->token == TOKEN_STRING)
{
result = lex->value.string;
lex->value.string = NULL;
}
return result;
}
static int lex_init(lex_t *lex, get_func get, eof_func eof, void *data)
{
stream_init(&lex->stream, get, eof, data);
@ -587,7 +598,7 @@ static json_t *parse_object(lex_t *lex, json_error_t *error)
goto error;
}
key = strdup(lex->value.string);
key = lex_steal_string(lex);
if(!key)
return NULL;