-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2006 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 the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
-#include <libpspp/message.h>
+#include "message.h"
+#include "msg-locator.h"
+#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
-#include <libpspp/alloc.h>
#include <libpspp/version.h>
#include "progname.h"
+#include "xalloc.h"
#include "xvasprintf.h"
/* Current command name as set by msg_set_command_name(). */
static char *command_name;
/* Message handler as set by msg_init(). */
-static void (*msg_handler) (const struct msg *);
+static void (*msg_handler) (const struct msg *);
+
+/* Disables emitting messages if positive. */
+static int messages_disabled;
/* Public functions. */
m.category = msg_class_to_category (class);
m.severity = msg_class_to_severity (class);
- msg_location (&m.where);
va_start (args, format);
m.text = xvasprintf (format, args);
va_end (args);
msg_emit (&m);
}
+static struct source_stream *s_stream;
+
void
-msg_init (void (*handler) (const struct msg *))
+msg_init (struct source_stream *ss, void (*handler) (const struct msg *) )
{
+ s_stream = ss;
msg_handler = handler;
}
void
-msg_done (void)
+msg_done (void)
{
}
/* Duplicate a message */
-struct msg *
+struct msg *
msg_dup(const struct msg *m)
{
struct msg *new_msg = xmalloc (sizeof *m);
free(m);
}
-
/* Emits M as an error message.
Frees allocated data in M. */
void
-msg_emit (struct msg *m)
+msg_emit (struct msg *m)
{
- msg_handler (m);
+ get_msg_location (s_stream, &m->where);
+ if (!messages_disabled)
+ msg_handler (m);
free (m->text);
}
+
+/* Disables message output until the next call to msg_enable. If
+ this function is called multiple times, msg_enable must be
+ called an equal number of times before messages are actually
+ re-enabled. */
+void
+msg_disable (void)
+{
+ messages_disabled++;
+}
+
+/* Enables message output that was disabled by msg_disable. */
+void
+msg_enable (void)
+{
+ assert (messages_disabled > 0);
+ messages_disabled--;
+}
\f
/* Private functions. */
/* Sets COMMAND_NAME as the command name included in some kinds
of error messages. */
void
-msg_set_command_name (const char *command_name_)
+msg_set_command_name (const char *command_name_)
{
free (command_name);
command_name = command_name_ ? xstrdup (command_name_) : NULL;
/* Returns the current command name, or NULL if none. */
const char *
-msg_get_command_name (void)
+msg_get_command_name (void)
{
return command_name;
}
-void
-request_bug_report_and_abort(const char *msg )
+void
+request_bug_report_and_abort (const char *msg)
{
- fprintf(stderr,
- "******************************************************************\n"
- "You have discovered a bug in PSPP.\n\n"
- " Please report this, by sending "
- "an email to " PACKAGE_BUGREPORT ",\n"
- "explaining what you were doing when this happened, and including\n"
- "a sample of your input file which caused it.\n");
-
- fprintf(stderr,
- "Also, please copy the following lines into your bug report:\n\n"
- "bare_version: %s\n"
- "version: %s\n"
- "stat_version: %s\n"
- "host_system: %s\n"
- "build_system: %s\n"
- "default_config_path: %s\n"
- "include_path: %s\n"
- "locale_dir: %s\n"
- "compiler version: %s\n"
- ,
-
- bare_version,
- version,
- stat_version,
- host_system,
- build_system,
- default_config_path,
- include_path,
- locale_dir,
+ fprintf (stderr, "******************************************************\n");
+ fprintf (stderr, "You have discovered a bug in PSPP. Please report this\n");
+ fprintf (stderr, "to " PACKAGE_BUGREPORT ". Please include this entire\n");
+ fprintf (stderr, "message, *plus* several lines of output just above it.\n");
+ fprintf (stderr, "For the best chance at having the bug fixed, also\n");
+ fprintf (stderr, "include the syntax file that triggered it and a sample\n");
+ fprintf (stderr, "of any data file used for input.\n");
+ fprintf (stderr, "proximate cause: %s\n", msg);
+ fprintf (stderr, "version: %s\n", stat_version);
+ fprintf (stderr, "host_system: %s\n", host_system);
+ fprintf (stderr, "build_system: %s\n", build_system);
+ fprintf (stderr, "default_config_path: %s\n", default_config_path);
+ fprintf (stderr, "include_path: %s\n", include_path);
+ fprintf (stderr, "locale_dir: %s\n", locale_dir);
+ fprintf (stderr, "compiler version: %s\n",
#ifdef __VERSION__
- __VERSION__
+ __VERSION__
#else
- "Unknown"
+ "Unknown"
#endif
- );
-
- if ( msg )
- fprintf(stderr,"Diagnosis: %s\n",msg);
-
- fprintf(stderr,
- "******************************************************************\n");
+ );
+ fprintf (stderr, "******************************************************\n");
- abort();
+ _exit (EXIT_FAILURE);
}
-
-void
-msg_assert_fail(const char *expr, const char *file, int line)
-{
- char msg[256];
- snprintf(msg,256,"Assertion failed: %s:%d; (%s)",file,line,expr);
- request_bug_report_and_abort( msg );
-}
-