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#include "jansson_private.h"
#include <string.h>
void jsonp_error_init(json_error_t *error, const char *source) {
if (error) {
error->text[0] = '\0';
error->line = -1;
error->column = -1;
error->position = 0;
if (source)
jsonp_error_set_source(error, source);
else
error->source[0] = '\0';
}
}
void jsonp_error_set_source(json_error_t *error, const char *source) {
size_t length;
if (!error || !source)
return;
length = strlen(source);
if (length < JSON_ERROR_SOURCE_LENGTH)
strncpy(error->source, source, length + 1);
else {
size_t extra = length - JSON_ERROR_SOURCE_LENGTH + 4;
memcpy(error->source, "...", 3);
strncpy(error->source + 3, source + extra, length - extra + 1);
}
}
void jsonp_error_set(json_error_t *error, int line, int column, size_t position,
enum json_error_code code, const char *msg, ...) {
va_list ap;
va_start(ap, msg);
jsonp_error_vset(error, line, column, position, code, msg, ap);
va_end(ap);
}
void jsonp_error_vset(json_error_t *error, int line, int column, size_t position,
enum json_error_code code, const char *msg, va_list ap) {
if (!error)
return;
if (error->text[0] != '\0') {
/* error already set */
return;
}
error->line = line;
error->column = column;
error->position = (int)position;
vsnprintf(error->text, JSON_ERROR_TEXT_LENGTH - 1, msg, ap);
error->text[JSON_ERROR_TEXT_LENGTH - 2] = '\0';
error->text[JSON_ERROR_TEXT_LENGTH - 1] = code;
}
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