/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
Written by Ben Pfaff <blp@gnu.org>.
This program is free software; you can redistribute it and/or
02110-1301, USA. */
#include <config.h>
-#include <gsl/gsl_errno.h>
+
#include <signal.h>
#include <stdio.h>
+
#include "command-line.h"
-#include "command.h"
-#include "dictionary.h"
-#include "message.h"
-#include "file-handle-def.h"
-#include "filename.h"
-#include "line-buffer.h"
-#include "lexer.h"
-#include "output.h"
+#include "msg-ui.h"
#include "progname.h"
-#include "random.h"
#include "read-line.h"
-#include "settings.h"
-#include "variable.h"
-#include "version.h"
+
+#include <data/dictionary.h>
+#include <data/file-handle-def.h>
+#include <data/file-name.h>
+#include <data/format.h>
+#include <data/procedure.h>
+#include <data/settings.h>
+#include <data/variable.h>
+#include <gsl/gsl_errno.h>
+#include <language/command.h>
+#include <language/lexer/lexer.h>
+#include <language/line-buffer.h>
+#include <libpspp/compiler.h>
+#include <libpspp/message.h>
+#include <libpspp/version.h>
+#include <math/random.h>
+#include <output/output.h>
#if HAVE_FPU_CONTROL_H
#include <fpu_control.h>
#include <stdlib.h>
-#include "debug-print.h"
-
static void i18n_init (void);
static void fpu_init (void);
-static void handle_error (int code);
-static int execute_command (void);
+static void terminate (bool success) NO_RETURN;
/* If a segfault happens, issue a message to that effect and halt */
void bug_handler(int sig);
/* Handle quit/term/int signals */
void interrupt_handler(int sig);
+static struct dataset * the_dataset = NULL;
+
-void terminate (bool success);
/* Program entry point. */
int
main (int argc, char **argv)
{
+ signal (SIGABRT, bug_handler);
signal (SIGSEGV, bug_handler);
signal (SIGFPE, bug_handler);
signal (SIGINT, interrupt_handler);
fpu_init ();
gsl_set_error_handler_off ();
+ fmt_init ();
outp_init ();
fn_init ();
fh_init ();
readln_initialize ();
settings_init ();
random_init ();
-
- default_dict = dict_create ();
+ the_dataset = create_dataset ();
if (parse_command_line (argc, argv))
{
+ msg_ui_init ();
outp_read_devices ();
- lex_init ();
+ lex_init (do_read_line);
for (;;)
{
- int retval;
-
- err_check_count ();
-
- retval = execute_command ();
- if (retval == CMD_EOF)
+ int result = cmd_parse (the_dataset,
+ proc_has_source (the_dataset)
+ ? CMD_STATE_DATA : CMD_STATE_INITIAL);
+ if (result == CMD_EOF || result == CMD_FINISH)
break;
- if (retval != CMD_SUCCESS)
- handle_error (retval);
+ if (result == CMD_CASCADING_FAILURE && !getl_is_interactive ())
+ {
+ msg (SE, _("Stopping syntax file processing here to avoid "
+ "a cascade of dependent command failures."));
+ getl_abort_noninteractive ();
+ }
+ else
+ check_msg_count ();
}
}
- terminate (err_error_count == 0);
- abort ();
-}
-
-/* Parse and execute a command, returning its return code. */
-static int
-execute_command (void)
-{
- int result;
-
- /* Read the command's first token.
- The first token is part of the first line of the command. */
- getl_set_prompt_style (GETL_PROMPT_FIRST);
- lex_get ();
- if (token == T_STOP)
- return CMD_EOF;
-
- /* Parse the command.
- Any lines read after the first token must be continuation
- lines. */
- getl_set_prompt_style (GETL_PROMPT_LATER);
- result = cmd_parse ();
-
- /* Unset the /ALGORITHM subcommand if it was used */
- unset_cmd_algorithm ();
-
- /* Clear any auxiliary data from the dictionary. */
- dict_clear_aux (default_dict);
-
- return result;
-}
-
-/* Print an error message corresponding to the command return code
- CODE. */
-static void
-handle_error (int code)
-{
- if (code == CMD_CASCADING_FAILURE && !getl_is_interactive ())
- {
- msg (SW, _("This command not executed. Stopping here "
- "to avoid cascading failures."));
- getl_abort_noninteractive ();
- return;
- }
-
- switch (code)
- {
- case CMD_FAILURE:
- case CMD_CASCADING_FAILURE:
- msg (SW, _("This command not executed."));
- break;
-
- case CMD_PART_SUCCESS_MAYBE:
- msg (SW, _("Skipping the rest of this command. Part of "
- "this command may have been executed."));
- break;
-
- case CMD_PART_SUCCESS:
- msg (SW, _("Skipping the rest of this command. This "
- "command was fully executed up to this point."));
- break;
-
- case CMD_TRAILING_GARBAGE:
- msg (SW, _("Trailing garbage was encountered following "
- "this command. The command was fully executed "
- "to this point."));
- break;
-
- default:
- abort ();
- }
-
- if (!getl_is_interactive ())
- {
- while (token != T_STOP && token != '.')
- lex_get ();
- }
- else
- {
- msg (SW, _("The rest of this command has been discarded."));
- lex_discard_line ();
- }
+ terminate (!any_errors ());
}
\f
static void
{
switch (sig)
{
+ case SIGABRT:
+ request_bug_report_and_abort("Assertion Failure/Abort");
case SIGFPE:
request_bug_report_and_abort("Floating Point Exception");
- break;
case SIGSEGV:
request_bug_report_and_abort("Segmentation Violation");
- break;
default:
- request_bug_report_and_abort("");
- break;
+ request_bug_report_and_abort("Unknown");
}
}
/* Terminate PSPP. SUCCESS should be true to exit successfully,
false to exit as a failure. */
-void
+static void
terminate (bool success)
{
static bool terminating = false;
- if (terminating)
- return;
- terminating = true;
-
- err_done ();
- outp_done ();
+ if (!terminating)
+ {
+ terminating = true;
- cancel_transformations ();
- dict_destroy (default_dict);
+ destroy_dataset (the_dataset);
- random_done ();
- settings_done ();
- fh_done ();
- lex_done ();
- getl_uninitialize ();
+ random_done ();
+ settings_done ();
+ fh_done ();
+ lex_done ();
+ getl_uninitialize ();
+ readln_uninitialize ();
+ outp_done ();
+ msg_ui_done ();
+ }
exit (success ? EXIT_SUCCESS : EXIT_FAILURE);
}