/*** error reporting ***/
-const char *json_error_msg(const json_error_t *error)
-{
- return error ? error->msg : NULL;
-}
-
-int json_error_line(const json_error_t *error)
-{
- return error ? error->line : -1;
-}
-
-static void error_init(json_error_t **error)
+static void error_init(json_error_t *error)
{
if(error)
- *error = NULL;
+ {
+ error->text[0] = '\0';
+ error->line = -1;
+ }
}
-static void error_set(json_error_t **error, const lex_t *lex,
+static void error_set(json_error_t *error, const lex_t *lex,
const char *msg, ...)
{
va_list ap;
- char text[JSON_ERROR_MSG_LENGTH];
+ char text[JSON_ERROR_TEXT_LENGTH];
- if(!error || *error) {
- /* error not given or already set */
+ if(!error || error->text[0] != '\0') {
+ /* error already set */
return;
}
- *error = malloc(sizeof(json_error_t));
- if(!(*error))
- return;
-
va_start(ap, msg);
- vsnprintf(text, JSON_ERROR_MSG_LENGTH, msg, ap);
+ vsnprintf(text, JSON_ERROR_TEXT_LENGTH, msg, ap);
va_end(ap);
if(lex)
{
const char *saved_text = strbuffer_value(&lex->saved_text);
- (*error)->line = lex->line;
+ error->line = lex->line;
if(saved_text && saved_text[0])
{
if(lex->saved_text.length <= 20) {
- snprintf((*error)->msg, JSON_ERROR_MSG_LENGTH,
+ snprintf(error->text, JSON_ERROR_TEXT_LENGTH,
"%s near '%s'", text, saved_text);
}
else
- snprintf((*error)->msg, JSON_ERROR_MSG_LENGTH, "%s", text);
+ snprintf(error->text, JSON_ERROR_TEXT_LENGTH, "%s", text);
}
else
{
- snprintf((*error)->msg, JSON_ERROR_MSG_LENGTH,
+ snprintf(error->text, JSON_ERROR_TEXT_LENGTH,
"%s near end of file", text);
}
}
else
{
- (*error)->line = -1;
- snprintf((*error)->msg, JSON_ERROR_MSG_LENGTH, "%s", text);
+ error->line = -1;
+ snprintf(error->text, JSON_ERROR_TEXT_LENGTH, "%s", text);
}
}
stream->buffer_pos = 0;
}
-static char stream_get(stream_t *stream, json_error_t **error)
+static char stream_get(stream_t *stream, json_error_t *error)
{
char c;
}
-static int lex_get(lex_t *lex, json_error_t **error)
+static int lex_get(lex_t *lex, json_error_t *error)
{
return stream_get(&lex->stream, error);
}
strbuffer_append_byte(&lex->saved_text, c);
}
-static int lex_get_save(lex_t *lex, json_error_t **error)
+static int lex_get_save(lex_t *lex, json_error_t *error)
{
char c = stream_get(&lex->stream, error);
lex_save(lex, c);
return value;
}
-static void lex_scan_string(lex_t *lex, json_error_t **error)
+static void lex_scan_string(lex_t *lex, json_error_t *error)
{
char c;
const char *p;
#define json_strtoint strtol
#endif
-static int lex_scan_number(lex_t *lex, char c, json_error_t **error)
+static int lex_scan_number(lex_t *lex, char c, json_error_t *error)
{
const char *saved_text;
char *end;
return -1;
}
-static int lex_scan(lex_t *lex, json_error_t **error)
+static int lex_scan(lex_t *lex, json_error_t *error)
{
char c;
/*** parser ***/
-static json_t *parse_value(lex_t *lex, json_error_t **error);
+static json_t *parse_value(lex_t *lex, json_error_t *error);
-static json_t *parse_object(lex_t *lex, json_error_t **error)
+static json_t *parse_object(lex_t *lex, json_error_t *error)
{
json_t *object = json_object();
if(!object)
return NULL;
}
-static json_t *parse_array(lex_t *lex, json_error_t **error)
+static json_t *parse_array(lex_t *lex, json_error_t *error)
{
json_t *array = json_array();
if(!array)
return NULL;
}
-static json_t *parse_value(lex_t *lex, json_error_t **error)
+static json_t *parse_value(lex_t *lex, json_error_t *error)
{
json_t *json;
return json;
}
-static json_t *parse_json(lex_t *lex, json_error_t **error)
+static json_t *parse_json(lex_t *lex, json_error_t *error)
{
error_init(error);
return (stream->data[stream->pos] == '\0');
}
-json_t *json_loads(const char *string, size_t flags, json_error_t **error)
+json_t *json_loads(const char *string, size_t flags, json_error_t *error)
{
lex_t lex;
json_t *result;
return result;
}
-json_t *json_loadf(FILE *input, size_t flags, json_error_t **error)
+json_t *json_loadf(FILE *input, size_t flags, json_error_t *error)
{
lex_t lex;
json_t *result;
return result;
}
-json_t *json_load_file(const char *path, size_t flags, json_error_t **error)
+json_t *json_load_file(const char *path, size_t flags, json_error_t *error)
{
json_t *result;
FILE *fp;