4 * Copyright (C) 2015 Alexander Andrejevic <theflash AT sdf DOT lonestar DOT org>
5 * Copyright (C) 2015 Jason Self <j@jxself.org>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>
30 enum { ZVERSION = 11, ZORKID, ZSERIAL };
32 static struct option const long_options[] =
34 { "help", no_argument, NULL, 'h' },
35 { "version", no_argument, NULL, 'V' },
36 { "zversion", required_argument, NULL, ZVERSION },
37 { "zorkid", required_argument, NULL, ZORKID },
38 { "serial", required_argument, NULL, ZSERIAL },
44 int zversion; /* 0 - 8 */
45 int zorkid; /* 0 - 255 */
46 char zserial[7]; /* YYMMDD */
51 fprintf(stderr, "Try `" PACKAGE_NAME " --help' for more information.\n");
57 printf(PACKAGE_STRING "\n"
58 "License AGPLv3+: GNU AGPL version 3 or later\n"
59 "<http://gnu.org/licenses/agpl.html>\n"
60 "This is free software: you are free to change and redistribute it.\n"
61 "There is NO WARRANTY, to the extent permitted by law.\n"
67 void print_usage(int failed)
69 printf("Usage: " PACKAGE_NAME " [OPTION...] [FILES...]\n"
71 "--version Display program version and exit\n"
72 "--help Display this help\n"
74 "--zversion (accepts numbers 1 - 8, defaults to 1 if not specified)\n"
75 "--zorkid (accepts digits, defaults to 0 if not specified)\n"
76 "--serial (six characters of ASCII, defaults to current date\n"
77 " in the form YYMMDD if not specified)\n"
83 void fill_zserial(void)
88 timeinfo = localtime(&t);
89 strftime(Config.zserial, sizeof(Config.zserial), "%y%m%d", timeinfo);
92 void fill_config(void)
99 void parse_intarg(int *dest, const char name[], int min, int max, int defval)
107 int n = atoi(optarg);
108 if (n >= min && n <= max)
114 fprintf(stderr, "Wrong %s value %s, must be integer between %d and %d\n",
115 name, optarg, min, max);
119 void parse_zserial(void)
127 size_t n = strlen(optarg);
128 if (n == sizeof(Config.zserial) - 1)
131 while (*p && isdigit(*p)) p++;
133 if (!*p) /* ..optarg contains digits only? */
135 strncpy(Config.zserial, optarg, sizeof(Config.zserial));
140 fprintf(stderr, "Wrong zserial value %s, must be 6 digits in yymmdd format\n", optarg);
144 int main(int argc, char *argv[], char *envp[])
149 while ((opt = getopt_long(argc, argv, "hV", long_options, NULL)) != -1)
153 case 'h' : print_usage(0);
154 case 'V' : print_version();
155 case ZVERSION: parse_intarg(&Config.zversion, "zversion", 1, 8, 1); break;
156 case ZORKID : parse_intarg(&Config.zorkid, "zorkid", 0, 255, 0); break;
157 case ZSERIAL : parse_zserial(); break;
158 default : wrong_arg();
162 // TODO: Everything :)
168 Config.zversion, Config.zorkid, Config.zserial