1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 1997-9, 2000, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU 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, see <http://www.gnu.org/licenses/>. */
22 #if HAVE_FPU_CONTROL_H
23 #include <fpu_control.h>
32 #include "data/dictionary.h"
33 #include "data/file-handle-def.h"
34 #include "data/file-name.h"
35 #include "data/procedure.h"
36 #include "data/settings.h"
37 #include "data/variable.h"
38 #include "gsl/gsl_errno.h"
39 #include "language/command.h"
40 #include "language/lexer/lexer.h"
41 #include "language/prompt.h"
42 #include "libpspp/argv-parser.h"
43 #include "libpspp/compiler.h"
44 #include "libpspp/getl.h"
45 #include "libpspp/i18n.h"
46 #include "libpspp/message.h"
47 #include "libpspp/version.h"
48 #include "math/random.h"
49 #include "output/driver.h"
50 #include "ui/debugger.h"
51 #include "ui/source-init-opts.h"
52 #include "ui/terminal/msg-ui.h"
53 #include "ui/terminal/read-line.h"
54 #include "ui/terminal/terminal-opts.h"
55 #include "ui/terminal/terminal.h"
57 #include "gl/fatal-signal.h"
58 #include "gl/progname.h"
59 #include "gl/relocatable.h"
62 #define _(msgid) gettext (msgid)
64 static struct dataset * the_dataset = NULL;
66 static struct lexer *the_lexer;
67 static struct source_stream *the_source_stream ;
69 static void bug_handler(int sig);
70 static void fpu_init (void);
71 static void clean_up (void);
73 /* Program entry point. */
75 main (int argc, char **argv)
77 struct terminal_opts *terminal_opts;
78 struct argv_parser *parser;
80 set_program_name (argv[0]);
82 signal (SIGABRT, bug_handler);
83 signal (SIGSEGV, bug_handler);
84 signal (SIGFPE, bug_handler);
85 at_fatal_signal (clean_up);
89 gsl_set_error_handler_off ();
92 the_source_stream = create_source_stream ();
96 terminal_check_size ();
99 the_dataset = create_dataset ();
101 parser = argv_parser_create ();
102 terminal_opts = terminal_opts_init (parser, the_source_stream);
103 source_init_register_argv_parser (parser, the_source_stream);
104 if (!argv_parser_run (parser, argc, argv))
106 terminal_opts_done (terminal_opts, argc, argv);
107 argv_parser_destroy (parser);
109 msg_ui_init (the_source_stream);
111 the_lexer = lex_create (the_source_stream);
115 int result = cmd_parse (the_lexer, the_dataset);
117 if (result == CMD_EOF || result == CMD_FINISH)
119 if (result == CMD_CASCADING_FAILURE &&
120 !getl_is_interactive (the_source_stream))
122 msg (SE, _("Stopping syntax file processing here to avoid "
123 "a cascade of dependent command failures."));
124 getl_abort_noninteractive (the_source_stream);
126 else if (msg_ui_too_many_errors ())
127 getl_abort_noninteractive (the_source_stream);
132 return msg_ui_any_errors ();
138 #if HAVE_FEHOLDEXCEPT
141 #elif HAVE___SETFPUCW && defined(_FPU_IEEE)
142 __setfpucw (_FPU_IEEE);
148 /* If a segfault happens, issue a message to that effect and halt */
152 /* Reset SIG to its default handling so that if it happens again we won't
154 signal (sig, SIG_DFL);
162 request_bug_report("Assertion Failure/Abort");
165 request_bug_report("Floating Point Exception");
168 request_bug_report("Segmentation Violation");
171 request_bug_report("Unknown");
175 /* Re-raise the signal so that we terminate with the correct status. */
179 /* Clean up PSPP in preparation for termination. */
183 static bool terminating = false;
188 destroy_dataset (the_dataset);
193 lex_destroy (the_lexer);
194 destroy_source_stream (the_source_stream);
196 readln_uninitialize ();