/**
* _nih_error_raise_printf:
* @filename: filename where the error was raised,
* @line: line number of @filename where the error was raised,
* @function: function name the error was raised within,
* @number: numeric identifier,
* @format: format string for human-readable message.
*
* Raises an error with the given details in the current error context,
* if an unhandled error already exists then an error message is emmitted
* through the logging system; you should try to avoid this.
*
* The human-readable message for the error is parsed according to @format,
* and allocated as a child of the error object so that it is freed.
*
* This function should never be called directly, instead use the
* nih_error_raise_printf() macro to pass the correct arguments for @filename,
* @line and @function.
**/
void
_nih_error_raise_printf (const char *filename,
int line,
const char *function,
int number,
const char *format,
...)
{
NihError *error;
va_list args;
nih_assert (filename != NULL);
nih_assert (line > 0);
nih_assert (function != NULL);
nih_assert (number > 0);
nih_assert (format != NULL);
nih_error_init ();
error = NIH_MUST (nih_new (NULL, NihError));
error->number = number;
va_start (args, format);
error->message = NIH_MUST (nih_vsprintf (error, format, args));
va_end (args);
_nih_error_raise_error (filename, line, function, error);
}
static char *
my_vsprintf (void *parent,
const char *format,
...)
{
char *str;
va_list args;
va_start (args, format);
str = nih_vsprintf (parent, format, args);
va_end (args);
return str;
}
/**
* nih_dbus_error_raise_printf:
* @name: D-Bus name for error,
* @format: format string for human-readable message.
*
* Raises an error which includes a D-Bus name so that it may be sent as
* a reply to a method call, the error type is fixed to NIH_DBUS_ERROR.
*
* The human-readable message for the error is parsed according to @format,
* and allocated as a child of the error object so that it is freed.
*
* You may use this in D-Bus handlers and return a negative number to
* automatically have this error returned as the method reply. It is also
* useful when mixing D-Bus and libnih function calls in your own methods
* to return consistent error forms, in which case pass the name and message
* members of the DBusError structure before freeing it.
**/
void
nih_dbus_error_raise_printf (const char *name,
const char *format,
...)
{
NihDBusError *err;
va_list args;
nih_assert (name != NULL);
nih_assert (format != NULL);
err = NIH_MUST (nih_new (NULL, NihDBusError));
err->number = NIH_DBUS_ERROR;
err->name = NIH_MUST (nih_strdup (err, name));
va_start (args, format);
err->message = NIH_MUST (nih_vsprintf (err, format, args));
va_end (args);
nih_error_raise_error ((NihError *)err);
}
