1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
3 Written by Ben Pfaff <blp@gnu.org>.
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
39 static void usage (void);
41 char *subst_vars (char *);
43 /* Parses the command line specified by ARGC and ARGV as received by
46 parse_command_line (int argc, char **argv)
48 static struct option long_options[] =
50 {"command", required_argument, NULL, 'c'},
51 {"config-directory", required_argument, NULL, 'B'},
52 {"device", required_argument, NULL, 'o'},
53 {"dry-run", no_argument, NULL, 'n'},
54 {"edit", no_argument, NULL, 'n'},
55 {"help", no_argument, NULL, 'h'},
56 {"include-directory", required_argument, NULL, 'I'},
57 {"interactive", no_argument, NULL, 'i'},
58 {"just-print", no_argument, NULL, 'n'},
59 {"list", no_argument, NULL, 'l'},
60 {"no-include", no_argument, NULL, 'I'},
61 {"no-statrc", no_argument, NULL, 'r'},
62 {"out-file", required_argument, NULL, 'f'},
63 {"pipe", no_argument, NULL, 'p'},
64 {"recon", no_argument, NULL, 'n'},
65 {"safer", no_argument, NULL, 's'},
66 {"testing-mode", no_argument, &set_testing_mode, 1},
67 {"verbose", no_argument, NULL, 'v'},
68 {"version", no_argument, NULL, 'V'},
74 int cleared_device_defaults = 0;
80 c = getopt_long (argc, argv, "B:c:f:hiI:lno:prsvV", long_options, NULL);
90 struct getl_script *script = xmalloc (sizeof *script);
93 struct getl_line_list *line;
95 script->first_line = line = xmalloc (sizeof *line);
96 line->line = xstrdup ("commandline");
98 line = line->next = xmalloc (sizeof *line);
99 line->line = xstrdup (optarg);
100 line->len = strlen (optarg);
104 getl_add_virtual_file (script);
108 config_path = optarg;
111 printf (_("-f not yet implemented\n"));
117 getl_interactive = 2;
120 if (optarg == NULL || !strcmp (optarg, "-"))
121 getl_clear_include_path ();
123 getl_add_include_dir (optarg);
126 outp_list_classes ();
129 printf (_("-n not yet implemented\n"));
132 if (!cleared_device_defaults)
134 outp_configure_clear ();
135 cleared_device_defaults = 1;
137 outp_configure_add (optarg);
140 printf (_("-p not yet implemented\n"));
153 puts (_("\nCopyright (C) 1997-9, 2000 Free Software Foundation, "
155 "This is free software; see the source for copying "
156 "conditions. There is NO\n"
157 "WARRANTY; not even for MERCHANTABILITY or FITNESS "
158 "FOR A PARTICULAR PURPOSE.\n\n"
159 "Written by Ben Pfaff <blp@gnu.org>."));
171 if (set_testing_mode)
173 /* FIXME: Later this option should do some other things, too. */
177 for (i = optind; i < argc; i++)
181 if (!strcmp (argv[i], "+"))
187 else if (strchr (argv[i], '='))
189 outp_configure_macro (argv[i]);
192 getl_add_file (argv[i], separate, 0);
195 getl_head->separate = 0;
197 if (getl_am_interactive)
198 getl_interactive = 1;
202 char *pspprc_fn = fn_search_path ("rc", config_path, NULL);
205 getl_add_file (pspprc_fn, 0, 1);
211 /* Message that describes PSPP command-line syntax. */
212 static const char pre_syntax_message[] =
213 N_("PSPP, a program for statistical analysis of sample data.\n"
214 "\nUsage: %s [OPTION]... FILE...\n"
215 "\nIf a long option shows an argument as mandatory, then it is mandatory\n"
216 "for the equivalent short option also. Similarly for optional arguments.\n"
218 " -B, --config-dir=DIR set configuration directory to DIR\n"
219 " -o, --device=DEVICE select output driver DEVICE and disable defaults\n"
220 " -d, --define=VAR[=VALUE] set environment variable VAR to VALUE, or empty\n"
221 " -u, --undef=VAR undefine environment variable VAR\n"
222 "\nInput and output:\n"
223 " -f, --out-file=FILE send output to FILE (overwritten)\n"
224 " -p, --pipe read script from stdin, send output to stdout\n"
225 " -I-, --no-include clear include path\n"
226 " -I, --include=DIR append DIR to include path\n"
227 " -c, --command=COMMAND execute COMMAND before .pspp/rc at startup\n"
228 "\nLanguage modifiers:\n"
229 " -i, --interactive interpret scripts in interactive mode\n"
230 " -n, --edit just check syntax; don't actually run the code\n"
231 " -r, --no-statrc disable execution of .pspp/rc at startup\n"
232 " -s, --safer don't allow some unsafe operations\n"
233 "\nInformative output:\n"
234 " -h, --help print this help, then exit\n"
235 " -l, --list print a list of known driver classes, then exit\n"
236 " -V, --version show PSPP version, then exit\n"
237 " -v, --verbose increments verbosity level\n"
238 "\nNon-option arguments:\n"
239 " FILE1 FILE2 run FILE1, clear the dictionary, run FILE2\n"
240 " FILE1 + FILE2 run FILE1 then FILE2 without clearing dictionary\n"
241 " KEY=VALUE overrides macros in output initialization file\n"
244 /* Message that describes PSPP command-line syntax, continued. */
245 static const char post_syntax_message[] =
246 N_("\nReport bugs to <bug-gnu-pspp@gnu.org>.\n");
248 /* Writes a syntax description to stdout and terminates. */
252 printf (gettext (pre_syntax_message), pgmname);
253 outp_list_classes ();
254 printf (gettext (post_syntax_message));