/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2006, 2009, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2006, 2009, 2010,
+ 2011, 2013 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
/* Public functions. */
-/* Writes error message in CLASS, with text FORMAT, formatted with
- printf, to the standard places. */
+
void
-msg (enum msg_class class, const char *format, ...)
+vmsg (enum msg_class class, const char *format, va_list args)
{
struct msg m;
- va_list args;
m.category = msg_class_to_category (class);
m.severity = msg_class_to_severity (class);
- va_start (args, format);
m.text = xvasprintf (format, args);
m.file_name = NULL;
m.first_line = m.last_line = 0;
m.first_column = m.last_column = 0;
+
+ msg_emit (&m);
+}
+
+/* Writes error message in CLASS, with text FORMAT, formatted with
+ printf, to the standard places. */
+void
+msg (enum msg_class class, const char *format, ...)
+{
+ va_list args;
+ va_start (args, format);
+ vmsg (class, format, args);
+ va_end (args);
+}
+
+
+
+void
+msg_error (int errnum, const char *format, ...)
+{
+ va_list args;
+ char *e;
+ struct msg m;
+
+ m.category = MSG_C_GENERAL;
+ m.severity = MSG_S_ERROR;
+
+ va_start (args, format);
+ e = xvasprintf (format, args);
va_end (args);
+ m.file_name = NULL;
+ m.first_line = m.last_line = 0;
+ m.first_column = m.last_column = 0;
+ m.text = xasprintf (_("%s: %s"), e, strerror (errnum));
+ free (e);
+
msg_emit (&m);
}
+
+
void
msg_set_handler (void (*handler) (const struct msg *, void *aux), void *aux)
{
return counts[MSG_S_ERROR] > 0;
}
+
+static int entrances = 0;
+
+static void
+ship_message (struct msg *m)
+{
+ entrances++;
+ if ( ! m->shipped )
+ {
+ if (msg_handler && entrances <= 1)
+ msg_handler (m, msg_aux);
+ else
+ {
+ fwrite (m->text, 1, strlen (m->text), stderr);
+ fwrite ("\n", 1, 1, stderr);
+ }
+ }
+ m->shipped = true;
+ entrances--;
+}
+
static void
submit_note (char *s)
{
m.first_column = 0;
m.last_column = 0;
m.text = s;
- msg_handler (&m, msg_aux);
+ m.shipped = false;
+
+ ship_message (&m);
+
free (s);
}
static void
-process_msg (const struct msg *m)
+process_msg (struct msg *m)
{
int n_msgs, max_msgs;
-
if (too_many_errors
|| (too_many_notes && m->severity == MSG_S_NOTE)
|| (warnings_off && m->severity == MSG_S_WARNING) )
return;
- msg_handler (m, msg_aux);
+ ship_message (m);
counts[m->severity]++;
max_msgs = settings_get_max_messages (m->severity);
void
msg_emit (struct msg *m)
{
+ m->shipped = false;
if (!messages_disabled)
process_msg (m);