/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2006, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2006, 2009, 2010, 2011 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
#include <config.h>
-#include "message.h"
-#include "msg-locator.h"
+#include "libpspp/message.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
-#include <libpspp/str.h>
-#include <libpspp/version.h>
-#include <data/settings.h>
+#include "libpspp/cast.h"
+#include "libpspp/str.h"
+#include "libpspp/version.h"
+#include "data/settings.h"
+#include "gl/minmax.h"
#include "gl/progname.h"
#include "gl/xalloc.h"
#include "gl/xvasprintf.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
-/* Message handler as set by msg_init(). */
-static void (*msg_handler) (const struct msg *);
+/* Message handler as set by msg_set_handler(). */
+static void (*msg_handler) (const struct msg *, void *aux);
+static void *msg_aux;
/* Disables emitting messages if positive. */
static int messages_disabled;
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;
va_end (args);
msg_emit (&m);
}
-static struct source_stream *s_stream;
-
void
-msg_init (struct source_stream *ss, void (*handler) (const struct msg *) )
+msg_set_handler (void (*handler) (const struct msg *, void *aux), void *aux)
{
- s_stream = ss;
msg_handler = handler;
+ msg_aux = aux;
}
+\f
+/* Working with messages. */
-void
-msg_done (void)
+const char *
+msg_severity_to_string (enum msg_severity severity)
{
+ switch (severity)
+ {
+ case MSG_S_ERROR:
+ return _("error");
+ case MSG_S_WARNING:
+ return _("warning");
+ case MSG_S_NOTE:
+ default:
+ return _("note");
+ }
}
-\f
-/* Working with messages. */
/* Duplicate a message */
struct msg *
struct msg *new_msg;
new_msg = xmemdup (m, sizeof *m);
- if (m->where.file_name != NULL)
- new_msg->where.file_name = xstrdup (m->where.file_name);
+ if (m->file_name != NULL)
+ new_msg->file_name = xstrdup (m->file_name);
new_msg->text = xstrdup (m->text);
return new_msg;
/* Frees a message created by msg_dup().
- (Messages not created by msg_dup(), as well as their where.file_name
+ (Messages not created by msg_dup(), as well as their file_name
members, are typically not dynamically allocated, so this function should
not be used to destroy them.) */
void
msg_destroy (struct msg *m)
{
- free (m->where.file_name);
+ free (m->file_name);
free (m->text);
free (m);
}
char *
msg_to_string (const struct msg *m, const char *command_name)
{
- const char *label;
struct string s;
ds_init_empty (&s);
if (m->category != MSG_C_GENERAL
- && (m->where.file_name || m->where.line_number != -1))
+ && (m->file_name || m->first_line > 0 || m->first_column > 0))
{
- if (m->where.file_name)
- ds_put_format (&s, "%s:", m->where.file_name);
- if (m->where.line_number != -1)
- ds_put_format (&s, "%d:", m->where.line_number);
- ds_put_char (&s, ' ');
- }
+ int l1 = m->first_line;
+ int l2 = MAX (m->first_line, m->last_line - 1);
+ int c1 = m->first_column;
+ int c2 = MAX (m->first_column, m->last_column - 1);
- switch (m->severity)
- {
- case MSG_S_ERROR:
- label = _("error");
- break;
- case MSG_S_WARNING:
- label = _("warning");
- break;
- case MSG_S_NOTE:
- default:
- label = _("note");
- break;
+ if (m->file_name)
+ ds_put_format (&s, "%s", m->file_name);
+
+ if (l1 > 0)
+ {
+ if (!ds_is_empty (&s))
+ ds_put_byte (&s, ':');
+
+ if (l2 > l1)
+ {
+ if (c1 > 0)
+ ds_put_format (&s, "%d.%d-%d.%d", l1, c1, l2, c2);
+ else
+ ds_put_format (&s, "%d-%d", l1, l2);
+ }
+ else
+ {
+ if (c1 > 0)
+ {
+ if (c2 > c1)
+ {
+ /* The GNU coding standards say to use
+ LINENO-1.COLUMN-1-COLUMN-2 for this case, but GNU
+ Emacs interprets COLUMN-2 as LINENO-2 if I do that.
+ I've submitted an Emacs bug report:
+ http://debbugs.gnu.org/cgi/bugreport.cgi?bug=7725.
+
+ For now, let's be compatible. */
+ ds_put_format (&s, "%d.%d-%d.%d", l1, c1, l1, c2);
+ }
+ else
+ ds_put_format (&s, "%d.%d", l1, c1);
+ }
+ else
+ ds_put_format (&s, "%d", l1);
+ }
+ }
+ else if (c1 > 0)
+ {
+ if (c2 > c1)
+ ds_put_format (&s, ".%d-%d", c1, c2);
+ else
+ ds_put_format (&s, ".%d", c1);
+ }
+ ds_put_cstr (&s, ": ");
}
- ds_put_format (&s, "%s: ", label);
+
+ ds_put_format (&s, "%s: ", msg_severity_to_string (m->severity));
if (m->category == MSG_C_SYNTAX && command_name != NULL)
ds_put_format (&s, "%s: ", command_name);
m.category = MSG_C_GENERAL;
m.severity = MSG_S_NOTE;
- m.where.file_name = NULL;
- m.where.line_number = -1;
+ m.file_name = NULL;
+ m.first_line = 0;
+ m.last_line = 0;
+ m.first_column = 0;
+ m.last_column = 0;
m.text = s;
- msg_handler (&m);
+ msg_handler (&m, msg_aux);
free (s);
}
|| (warnings_off && m->severity == MSG_S_WARNING) )
return;
- msg_handler (m);
+ msg_handler (m, msg_aux);
counts[m->severity]++;
max_msgs = settings_get_max_messages (m->severity);
void
msg_emit (struct msg *m)
{
- if ( s_stream )
- get_msg_location (s_stream, &m->where);
- else
- {
- m->where.file_name = NULL;
- m->where.line_number = -1;
- }
-
if (!messages_disabled)
process_msg (m);
/* Private functions. */
void
-request_bug_report_and_abort (const char *msg)
+request_bug_report (const char *msg)
{
fprintf (stderr, "******************************************************\n");
fprintf (stderr, "You have discovered a bug in PSPP. Please report this\n");
#endif
);
fprintf (stderr, "******************************************************\n");
-
- _exit (EXIT_FAILURE);
}