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gerrit.osmocom.org / osmo-ggsn / 52c2414f6cabefb0427475756e8ac4856180bc59 / . / ggsn / cmdline.c
blob: 2d076444dc30a8f3518bdd21ca945335c276dc9e [file] [log] [blame]
jjako52c24142002-12-16 13:33:51 +0000[diff] [blame^]1/*
2 File autogenerated by gengetopt version 2.8rc
3 generated with the following command:
4 ../../gengetopt-2.8rc/src/gengetopt --conf-parser
5
6 The developers of gengetopt consider the fixed text that goes in all
7 gengetopt output files to be in the public domain:
8 we make no copyright claims on it.
9*/
10
11
12#include <stdio.h>
13#include <stdlib.h>
14#include <string.h>
15/* If we use autoconf. */
16#ifdef HAVE_CONFIG_H
17#include "config.h"
18#endif
19/* Check for configure's getopt check result. */
20#ifndef HAVE_GETOPT_LONG
21#include "getopt.h"
22#else
23#include <getopt.h>
24#endif
25
26#ifndef HAVE_STRDUP
27#define strdup gengetopt_strdup
28#endif /* HAVE_STRDUP */
29
30#include "cmdline.h"
31
32
33void
34cmdline_parser_print_version (void)
35{
36 printf ("%s %s\n", PACKAGE, VERSION);
37}
38
39void
40cmdline_parser_print_help (void)
41{
42 cmdline_parser_print_version ();
43 printf("\n"
44 "Usage: %s [OPTIONS]...\n", PACKAGE);
45 printf(" -h --help Print help and exit\n");
46 printf(" -V --version Print version and exit\n");
47 printf(" -f --fg Run in foreground (default=off)\n");
48 printf(" -d --debug Run in debug mode (default=off)\n");
49 printf(" -cSTRING --conf=STRING Read configuration file (default='/etc/ggsn.conf')\n");
50 printf(" --pidfile=STRING Filename of process id file (default='/var/run/ggsn.pid')\n");
51 printf(" --statedir=STRING Directory of nonvolatile data (default='/var/lib/ggsn/')\n");
52 printf(" -lSTRING --listen=STRING Local interface\n");
53 printf(" -nSTRING --net=STRING Network (default='192.168.0.0')\n");
54 printf(" --mask=STRING Network mask (default='255.255.255.0')\n");
55 printf(" --timelimit=INT Exit after timelimit seconds (default='0')\n");
56 printf(" -aSTRING --apn=STRING Access point name (default='internet')\n");
57 printf(" -qINT --qos=INT Requested quality of service (default='0x0b921f')\n");
58}
59
60
61#ifndef HAVE_STRDUP
62/* gengetopt_strdup(): automatically generated from strdup.c. */
63/* strdup.c replacement of strdup, which is not standard */
64static char *
65gengetopt_strdup (const char *s)
66{
67 char *result = (char*)malloc(strlen(s) + 1);
68 if (result == (char*)0)
69 return (char*)0;
70 strcpy(result, s);
71 return result;
72}
73#endif /* HAVE_STRDUP */
74
75int
76cmdline_parser (int argc, char * const *argv, struct gengetopt_args_info *args_info)
77{
78 int c; /* Character of the parsed option. */
79 int missing_required_options = 0;
80
81 args_info->help_given = 0 ;
82 args_info->version_given = 0 ;
83 args_info->fg_given = 0 ;
84 args_info->debug_given = 0 ;
85 args_info->conf_given = 0 ;
86 args_info->pidfile_given = 0 ;
87 args_info->statedir_given = 0 ;
88 args_info->listen_given = 0 ;
89 args_info->net_given = 0 ;
90 args_info->mask_given = 0 ;
91 args_info->timelimit_given = 0 ;
92 args_info->apn_given = 0 ;
93 args_info->qos_given = 0 ;
94#define clear_args() { \
95 args_info->fg_flag = 0;\
96 args_info->debug_flag = 0;\
97 args_info->conf_arg = strdup("/etc/ggsn.conf") ;\
98 args_info->pidfile_arg = strdup("/var/run/ggsn.pid") ;\
99 args_info->statedir_arg = strdup("/var/lib/ggsn/") ;\
100 args_info->listen_arg = NULL; \
101 args_info->net_arg = strdup("192.168.0.0") ;\
102 args_info->mask_arg = strdup("255.255.255.0") ;\
103 args_info->timelimit_arg = 0 ;\
104 args_info->apn_arg = strdup("internet") ;\
105 args_info->qos_arg = 0x0b921f ;\
106}
107
108 clear_args();
109
110 optarg = 0;
111 optind = 1;
112 opterr = 1;
113 optopt = '?';
114
115 while (1)
116 {
117 int option_index = 0;
118 char *stop_char;
119 static struct option long_options[] = {
120 { "help", 0, NULL, 'h' },
121 { "version", 0, NULL, 'V' },
122 { "fg", 0, NULL, 'f' },
123 { "debug", 0, NULL, 'd' },
124 { "conf", 1, NULL, 'c' },
125 { "pidfile", 1, NULL, 0 },
126 { "statedir", 1, NULL, 0 },
127 { "listen", 1, NULL, 'l' },
128 { "net", 1, NULL, 'n' },
129 { "mask", 1, NULL, 0 },
130 { "timelimit", 1, NULL, 0 },
131 { "apn", 1, NULL, 'a' },
132 { "qos", 1, NULL, 'q' },
133 { NULL, 0, NULL, 0 }
134 };
135
136 c = getopt_long (argc, argv, "hVfdc:l:n:a:q:", long_options, &option_index);
137
138 if (c == -1) break; /* Exit from `while (1)' loop. */
139
140 switch (c)
141 {
142 case 'h': /* Print help and exit. */
143 clear_args ();
144 cmdline_parser_print_help ();
145 exit (EXIT_SUCCESS);
146
147 case 'V': /* Print version and exit. */
148 clear_args ();
149 cmdline_parser_print_version ();
150 exit (EXIT_SUCCESS);
151
152 case 'f': /* Run in foreground. */
153 if (args_info->fg_given)
154 {
155 fprintf (stderr, "%s: `--fg' (`-f') option given more than once\n", PACKAGE);
156 clear_args ();
157 exit (EXIT_FAILURE);
158 }
159 args_info->fg_given = 1;
160 args_info->fg_flag = !(args_info->fg_flag);
161 break;
162
163 case 'd': /* Run in debug mode. */
164 if (args_info->debug_given)
165 {
166 fprintf (stderr, "%s: `--debug' (`-d') option given more than once\n", PACKAGE);
167 clear_args ();
168 exit (EXIT_FAILURE);
169 }
170 args_info->debug_given = 1;
171 args_info->debug_flag = !(args_info->debug_flag);
172 break;
173
174 case 'c': /* Read configuration file. */
175 if (args_info->conf_given)
176 {
177 fprintf (stderr, "%s: `--conf' (`-c') option given more than once\n", PACKAGE);
178 clear_args ();
179 exit (EXIT_FAILURE);
180 }
181 args_info->conf_given = 1;
182 args_info->conf_arg = strdup (optarg);
183 break;
184
185 case 'l': /* Local interface. */
186 if (args_info->listen_given)
187 {
188 fprintf (stderr, "%s: `--listen' (`-l') option given more than once\n", PACKAGE);
189 clear_args ();
190 exit (EXIT_FAILURE);
191 }
192 args_info->listen_given = 1;
193 args_info->listen_arg = strdup (optarg);
194 break;
195
196 case 'n': /* Network. */
197 if (args_info->net_given)
198 {
199 fprintf (stderr, "%s: `--net' (`-n') option given more than once\n", PACKAGE);
200 clear_args ();
201 exit (EXIT_FAILURE);
202 }
203 args_info->net_given = 1;
204 args_info->net_arg = strdup (optarg);
205 break;
206
207 case 'a': /* Access point name. */
208 if (args_info->apn_given)
209 {
210 fprintf (stderr, "%s: `--apn' (`-a') option given more than once\n", PACKAGE);
211 clear_args ();
212 exit (EXIT_FAILURE);
213 }
214 args_info->apn_given = 1;
215 args_info->apn_arg = strdup (optarg);
216 break;
217
218 case 'q': /* Requested quality of service. */
219 if (args_info->qos_given)
220 {
221 fprintf (stderr, "%s: `--qos' (`-q') option given more than once\n", PACKAGE);
222 clear_args ();
223 exit (EXIT_FAILURE);
224 }
225 args_info->qos_given = 1;
226 args_info->qos_arg = strtol (optarg,&stop_char,0);
227 break;
228
229
230 case 0: /* Long option with no short option */
231 /* Filename of process id file. */
232 if (strcmp (long_options[option_index].name, "pidfile") == 0)
233 {
234 if (args_info->pidfile_given)
235 {
236 fprintf (stderr, "%s: `--pidfile' option given more than once\n", PACKAGE);
237 clear_args ();
238 exit (EXIT_FAILURE);
239 }
240 args_info->pidfile_given = 1;
241 args_info->pidfile_arg = strdup (optarg);
242 break;
243 }
244 /* Directory of nonvolatile data. */
245 else if (strcmp (long_options[option_index].name, "statedir") == 0)
246 {
247 if (args_info->statedir_given)
248 {
249 fprintf (stderr, "%s: `--statedir' option given more than once\n", PACKAGE);
250 clear_args ();
251 exit (EXIT_FAILURE);
252 }
253 args_info->statedir_given = 1;
254 args_info->statedir_arg = strdup (optarg);
255 break;
256 }
257 /* Network mask. */
258 else if (strcmp (long_options[option_index].name, "mask") == 0)
259 {
260 if (args_info->mask_given)
261 {
262 fprintf (stderr, "%s: `--mask' option given more than once\n", PACKAGE);
263 clear_args ();
264 exit (EXIT_FAILURE);
265 }
266 args_info->mask_given = 1;
267 args_info->mask_arg = strdup (optarg);
268 break;
269 }
270 /* Exit after timelimit seconds. */
271 else if (strcmp (long_options[option_index].name, "timelimit") == 0)
272 {
273 if (args_info->timelimit_given)
274 {
275 fprintf (stderr, "%s: `--timelimit' option given more than once\n", PACKAGE);
276 clear_args ();
277 exit (EXIT_FAILURE);
278 }
279 args_info->timelimit_given = 1;
280 args_info->timelimit_arg = strtol (optarg,&stop_char,0);
281 break;
282 }
283
284 case '?': /* Invalid option. */
285 /* `getopt_long' already printed an error message. */
286 exit (EXIT_FAILURE);
287
288 default: /* bug: option not considered. */
289 fprintf (stderr, "%s: option unknown: %c\n", PACKAGE, c);
290 abort ();
291 } /* switch */
292 } /* while */
293
294
295 if ( missing_required_options )
296 exit (EXIT_FAILURE);
297
298 return 0;
299}
300
301#define CONFIGPARSERBUFSIZE 1024
302
303int
304cmdline_parser_configfile (char * const filename, struct gengetopt_args_info *args_info, int override)
305{
306 FILE* file;
307 char linebuf[CONFIGPARSERBUFSIZE];
308 int line_num = 0;
309 int len;
310 int fnum;
311 char fopt[CONFIGPARSERBUFSIZE], farg[CONFIGPARSERBUFSIZE];
312 char *stop_char;
313
314 if ((file = fopen(filename, "r")) == NULL)
315 {
316 fprintf (stderr, "%s: Error opening configuration file '%s'\n",
317 PACKAGE, filename);
318 exit (EXIT_FAILURE);
319 }
320
321 while ((fgets(linebuf, CONFIGPARSERBUFSIZE, file)) != NULL)
322 {
323 ++line_num;
324 len = strlen(linebuf);
325 if (len == CONFIGPARSERBUFSIZE-1)
326 {
327 fprintf (stderr, "%s: Line longer than %d characters found in configuration file '%s'\n",
328 PACKAGE, CONFIGPARSERBUFSIZE, filename);
329 exit (EXIT_FAILURE);
330 }
331
332 if (linebuf[0] == '#')
333 continue; /* Line was a comment */
334
335 /* Get the option */
336 if ((fnum = sscanf(linebuf, "%s %s", fopt, farg)) > 0)
337 {
338 if (!strcmp(fopt, "help"))
339 {
340 if (override || !args_info->help_given)
341 {
342 args_info->help_given = 1;
343
344 }
345 continue;
346 }
347 if (!strcmp(fopt, "version"))
348 {
349 if (override || !args_info->version_given)
350 {
351 args_info->version_given = 1;
352
353 }
354 continue;
355 }
356 if (!strcmp(fopt, "fg"))
357 {
358 if (override || !args_info->fg_given)
359 {
360 args_info->fg_given = 1;
361 args_info->fg_flag = !(args_info->fg_flag);
362 }
363 continue;
364 }
365 if (!strcmp(fopt, "debug"))
366 {
367 if (override || !args_info->debug_given)
368 {
369 args_info->debug_given = 1;
370 args_info->debug_flag = !(args_info->debug_flag);
371 }
372 continue;
373 }
374 if (!strcmp(fopt, "conf"))
375 {
376 if (override || !args_info->conf_given)
377 {
378 args_info->conf_given = 1;
379 if (fnum == 2)
380 args_info->conf_arg = strdup (farg);
381 else
382 {
383 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
384 filename, line_num);
385 exit (EXIT_FAILURE);
386 }
387 }
388 continue;
389 }
390 if (!strcmp(fopt, "pidfile"))
391 {
392 if (override || !args_info->pidfile_given)
393 {
394 args_info->pidfile_given = 1;
395 if (fnum == 2)
396 args_info->pidfile_arg = strdup (farg);
397 else
398 {
399 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
400 filename, line_num);
401 exit (EXIT_FAILURE);
402 }
403 }
404 continue;
405 }
406 if (!strcmp(fopt, "statedir"))
407 {
408 if (override || !args_info->statedir_given)
409 {
410 args_info->statedir_given = 1;
411 if (fnum == 2)
412 args_info->statedir_arg = strdup (farg);
413 else
414 {
415 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
416 filename, line_num);
417 exit (EXIT_FAILURE);
418 }
419 }
420 continue;
421 }
422 if (!strcmp(fopt, "listen"))
423 {
424 if (override || !args_info->listen_given)
425 {
426 args_info->listen_given = 1;
427 if (fnum == 2)
428 args_info->listen_arg = strdup (farg);
429 else
430 {
431 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
432 filename, line_num);
433 exit (EXIT_FAILURE);
434 }
435 }
436 continue;
437 }
438 if (!strcmp(fopt, "net"))
439 {
440 if (override || !args_info->net_given)
441 {
442 args_info->net_given = 1;
443 if (fnum == 2)
444 args_info->net_arg = strdup (farg);
445 else
446 {
447 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
448 filename, line_num);
449 exit (EXIT_FAILURE);
450 }
451 }
452 continue;
453 }
454 if (!strcmp(fopt, "mask"))
455 {
456 if (override || !args_info->mask_given)
457 {
458 args_info->mask_given = 1;
459 if (fnum == 2)
460 args_info->mask_arg = strdup (farg);
461 else
462 {
463 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
464 filename, line_num);
465 exit (EXIT_FAILURE);
466 }
467 }
468 continue;
469 }
470 if (!strcmp(fopt, "timelimit"))
471 {
472 if (override || !args_info->timelimit_given)
473 {
474 args_info->timelimit_given = 1;
475 if (fnum == 2)
476 args_info->timelimit_arg = strtol (farg,&stop_char,0);
477 else
478 {
479 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
480 filename, line_num);
481 exit (EXIT_FAILURE);
482 }
483 }
484 continue;
485 }
486 if (!strcmp(fopt, "apn"))
487 {
488 if (override || !args_info->apn_given)
489 {
490 args_info->apn_given = 1;
491 if (fnum == 2)
492 args_info->apn_arg = strdup (farg);
493 else
494 {
495 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
496 filename, line_num);
497 exit (EXIT_FAILURE);
498 }
499 }
500 continue;
501 }
502 if (!strcmp(fopt, "qos"))
503 {
504 if (override || !args_info->qos_given)
505 {
506 args_info->qos_given = 1;
507 if (fnum == 2)
508 args_info->qos_arg = strtol (farg,&stop_char,0);
509 else
510 {
511 fprintf (stderr, "%s:%d: required <option_name> <option_val>\n",
512 filename, line_num);
513 exit (EXIT_FAILURE);
514 }
515 }
516 continue;
517 }
518
519
520 /* Tried all known options. This one is unknown! */
521 fprintf (stderr, "%s: Unknown option '%s' found in %s\n",
522 PACKAGE, fopt, filename);
523 exit (EXIT_FAILURE);
524 }
525 } /* while */
526 fclose(file); /* No error checking on close */
527
528 return 0;
529}