1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 #include "msg-locator.h"
31 #include <libpspp/alloc.h>
32 #include <libpspp/version.h>
35 #include "xvasprintf.h"
37 /* Current command name as set by msg_set_command_name(). */
38 static char *command_name;
40 /* Message handler as set by msg_init(). */
41 static void (*msg_handler) (const struct msg *);
43 /* Disables emitting messages if positive. */
44 static int messages_disabled;
46 /* Public functions. */
48 /* Writes error message in CLASS, with text FORMAT, formatted with
49 printf, to the standard places. */
51 msg (enum msg_class class, const char *format, ...)
56 m.category = msg_class_to_category (class);
57 m.severity = msg_class_to_severity (class);
58 va_start (args, format);
59 m.text = xvasprintf (format, args);
65 static struct source_stream *s_stream;
68 msg_init (struct source_stream *ss, void (*handler) (const struct msg *) )
71 msg_handler = handler;
80 /* Duplicate a message */
82 msg_dup(const struct msg *m)
84 struct msg *new_msg = xmalloc (sizeof *m);
87 new_msg->text = strdup(m->text);
93 msg_destroy(struct msg *m)
99 /* Emits M as an error message.
100 Frees allocated data in M. */
102 msg_emit (struct msg *m)
104 get_msg_location (s_stream, &m->where);
105 if (!messages_disabled)
110 /* Disables message output until the next call to msg_enable. If
111 this function is called multiple times, msg_enable must be
112 called an equal number of times before messages are actually
120 /* Enables message output that was disabled by msg_disable. */
124 assert (messages_disabled > 0);
128 /* Private functions. */
130 /* Sets COMMAND_NAME as the command name included in some kinds
131 of error messages. */
133 msg_set_command_name (const char *command_name_)
136 command_name = command_name_ ? xstrdup (command_name_) : NULL;
139 /* Returns the current command name, or NULL if none. */
141 msg_get_command_name (void)
147 request_bug_report_and_abort (const char *msg)
149 fprintf (stderr, "******************************************************\n");
150 fprintf (stderr, "You have discovered a bug in PSPP. Please report this\n");
151 fprintf (stderr, "to " PACKAGE_BUGREPORT ". Please include this entire\n");
152 fprintf (stderr, "message, *plus* several lines of output just above it.\n");
153 fprintf (stderr, "For the best chance at having the bug fixed, also\n");
154 fprintf (stderr, "include the syntax file that triggered it and a sample\n");
155 fprintf (stderr, "of any data file used for input.\n");
156 fprintf (stderr, "proximate cause: %s\n", msg);
157 fprintf (stderr, "version: %s\n", stat_version);
158 fprintf (stderr, "host_system: %s\n", host_system);
159 fprintf (stderr, "build_system: %s\n", build_system);
160 fprintf (stderr, "default_config_path: %s\n", default_config_path);
161 fprintf (stderr, "include_path: %s\n", include_path);
162 fprintf (stderr, "locale_dir: %s\n", locale_dir);
163 fprintf (stderr, "compiler version: %s\n",
170 fprintf (stderr, "******************************************************\n");
172 _exit (EXIT_FAILURE);