-/* 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, 2007 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 <gsl/gsl_errno.h>
+
+#include <locale.h>
#include <signal.h>
#include <stdio.h>
-#include "command-line.h"
-#include <language/command.h>
-#include <libpspp/compiler.h>
+#include <stdlib.h>
+#if HAVE_FPU_CONTROL_H
+#include <fpu_control.h>
+#endif
+#if HAVE_FENV_H
+#include <fenv.h>
+#endif
+#if HAVE_IEEEFP_H
+#include <ieeefp.h>
+#endif
+
#include <data/dictionary.h>
-#include <libpspp/message.h>
#include <data/file-handle-def.h>
+#include <libpspp/getl.h>
#include <data/file-name.h>
-#include <language/line-buffer.h>
-#include <language/lexer/lexer.h>
-#include <output/output.h>
-#include "progname.h"
-#include <math/random.h>
-#include "read-line.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/prompt.h>
+#include <libpspp/compiler.h>
+#include <libpspp/message.h>
#include <libpspp/version.h>
+#include <math/random.h>
+#include <output/output.h>
+#include <ui/debugger.h>
+#include <ui/terminal/command-line.h>
+#include <ui/terminal/msg-ui.h>
+#include <ui/terminal/read-line.h>
+#include <ui/terminal/terminal.h>
-#if HAVE_FPU_CONTROL_H
-#include <fpu_control.h>
-#endif
-
-#if HAVE_LOCALE_H
-#include <locale.h>
-#endif
-
-#if HAVE_FENV_H
-#include <fenv.h>
-#endif
+#include "fatal-signal.h"
+#include "progname.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
-#include <stdlib.h>
static void i18n_init (void);
static void fpu_init (void);
-static void handle_error (int code);
-static int execute_command (void);
+static void clean_up (void);
/* 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);
+static struct lexer *the_lexer;
+static struct source_stream *the_source_stream ;
/* Program entry point. */
int
main (int argc, char **argv)
{
+ int *view_width_p, *view_length_p;
+
+ set_program_name (argv[0]);
+
+ signal (SIGABRT, bug_handler);
signal (SIGSEGV, bug_handler);
signal (SIGFPE, bug_handler);
- signal (SIGINT, interrupt_handler);
+ at_fatal_signal (clean_up);
- set_program_name ("pspp");
i18n_init ();
fpu_init ();
gsl_set_error_handler_off ();
outp_init ();
fn_init ();
fh_init ();
- getl_initialize ();
+ the_source_stream =
+ create_source_stream (
+ fn_getenv_default ("STAT_INCLUDE_PATH", include_path)
+ );
+ prompt_init ();
readln_initialize ();
- settings_init ();
+ terminal_init (&view_width_p, &view_length_p);
+ settings_init (view_width_p, view_length_p);
random_init ();
- default_dict = dict_create ();
+ the_dataset = create_dataset ();
- if (parse_command_line (argc, argv))
+ if (parse_command_line (argc, argv, the_source_stream))
{
- outp_read_devices ();
- lex_init ();
+ msg_ui_init (the_source_stream);
+ if (!settings_get_testing_mode ())
+ outp_read_devices ();
+ else
+ outp_configure_driver_line (
+ ss_cstr ("raw-ascii:ascii:listing:width=9999 length=9999 "
+ "output-file=\"pspp.list\" emphasis=none "
+ "headers=off paginate=off squeeze=on "
+ "top-margin=0 bottom-margin=0"));
+ the_lexer = lex_create (the_source_stream);
for (;;)
{
- int retval;
+ int result = cmd_parse (the_lexer, the_dataset);
- err_check_count ();
-
- retval = execute_command ();
- if (retval == CMD_EOF)
+ if (result == CMD_EOF || result == CMD_FINISH)
break;
- if (retval != CMD_SUCCESS)
- handle_error (retval);
+ if (result == CMD_CASCADING_FAILURE &&
+ !getl_is_interactive (the_source_stream))
+ {
+ msg (SE, _("Stopping syntax file processing here to avoid "
+ "a cascade of dependent command failures."));
+ getl_abort_noninteractive (the_source_stream);
+ }
+ else
+ check_msg_count (the_source_stream);
}
}
-
- 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 ();
- }
+ clean_up ();
+ return any_errors ();
}
\f
static void
-i18n_init (void)
+i18n_init (void)
{
#if ENABLE_NLS
#if HAVE_LC_MESSAGES
setlocale (LC_MESSAGES, "");
#endif
- setlocale (LC_MONETARY, "");
+#if HAVE_LC_PAPER
+ setlocale (LC_PAPER, "");
+#endif
bindtextdomain (PACKAGE, locale_dir);
textdomain (PACKAGE);
#endif /* ENABLE_NLS */
}
static void
-fpu_init (void)
+fpu_init (void)
{
#if HAVE_FEHOLDEXCEPT
fenv_t foo;
feholdexcept (&foo);
#elif HAVE___SETFPUCW && defined(_FPU_IEEE)
__setfpucw (_FPU_IEEE);
+#elif HAVE_FPSETMASK
+ fpsetmask (0);
#endif
}
/* If a segfault happens, issue a message to that effect and halt */
-void
+void
bug_handler(int sig)
{
- switch (sig)
+#if DEBUGGING
+ connect_debugger ();
+#endif
+ 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");
}
}
-void
-interrupt_handler(int sig UNUSED)
-{
- terminate (false);
-}
-
-
-/* Terminate PSPP. SUCCESS should be true to exit successfully,
- false to exit as a failure. */
-void
-terminate (bool success)
+/* Clean up PSPP in preparation for termination. */
+static void
+clean_up (void)
{
static bool terminating = false;
- if (terminating)
- return;
- terminating = true;
-
- err_done ();
- outp_done ();
-
- cancel_transformations ();
- dict_destroy (default_dict);
-
- random_done ();
- settings_done ();
- fh_done ();
- lex_done ();
- getl_uninitialize ();
-
- exit (success ? EXIT_SUCCESS : EXIT_FAILURE);
+ if (!terminating)
+ {
+ terminating = true;
+
+ destroy_dataset (the_dataset);
+
+ random_done ();
+ settings_done ();
+ fh_done ();
+ lex_destroy (the_lexer);
+ destroy_source_stream (the_source_stream);
+ prompt_done ();
+ readln_uninitialize ();
+ outp_done ();
+ msg_ui_done ();
+ }
}