1 /* 2 * Copyright (c) 1990 Jan-Simon Pendry 3 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine 4 * Copyright (c) 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Jan-Simon Pendry at Imperial College, London. 9 * 10 * %sccs.include.redist.c% 11 * 12 * @(#)get_args.c 8.1 (Berkeley) 06/06/93 13 * 14 * $Id: get_args.c,v 5.2.2.1 1992/02/09 15:08:23 jsp beta $ 15 * 16 */ 17 18 /* 19 * Argument decode 20 */ 21 22 #include "am.h" 23 #ifdef HAS_SYSLOG 24 #include <syslog.h> 25 #endif /* HAS_SYSLOG */ 26 #include <sys/stat.h> 27 28 extern int optind; 29 extern char *optarg; 30 31 #if defined(DEBUG) && defined(PARANOID) 32 char **gargv; 33 #endif /* defined(DEBUG) && defined(PARANOID) */ 34 int restart_existing_mounts; 35 int print_pid; 36 int normalize_hosts; 37 char *karch; /* Kernel architecture */ 38 char *cluster; /* Cluster name */ 39 #ifdef HAS_NIS_MAPS 40 char *domain; /* YP domain */ 41 #endif /* HAS_NIS_MAPS */ 42 #ifdef UPDATE_MTAB 43 char *mtab; 44 #endif /* UPDATE_MTAB */ 45 int afs_timeo = -1; 46 int afs_retrans = -1; 47 int am_timeo = AM_TTL; 48 int am_timeo_w = AM_TTL_W; 49 50 #ifdef DEBUG 51 /* 52 * List of debug options. 53 */ 54 static struct opt_tab dbg_opt[] = { 55 { "all", D_ALL }, /* All */ 56 { "amq", D_AMQ }, /* Register for AMQ program */ 57 { "daemon", D_DAEMON }, /* Enter daemon mode */ 58 { "full", D_FULL }, /* Program trace */ 59 { "mem", D_MEM }, /* Trace memory allocations */ 60 { "mtab", D_MTAB }, /* Use local mtab file */ 61 { "str", D_STR }, /* Debug string munging */ 62 { "test", D_TEST }, /* Full debug - but no daemon */ 63 { "trace", D_TRACE }, /* Protocol trace */ 64 { 0, 0 } 65 }; 66 67 int debug_flags = D_AMQ /* Register AMQ */ 68 |D_DAEMON /* Enter daemon mode */ 69 ; 70 71 /* 72 * Switch on/off debug options 73 */ 74 int debug_option(opt) 75 char *opt; 76 { 77 return cmdoption(opt, dbg_opt, &debug_flags); 78 } 79 #endif /* DEBUG */ 80 81 void get_args(c, v) 82 int c; 83 char *v[]; 84 { 85 int opt_ch; 86 int usage = 0; 87 char *logfile = 0; 88 char *sub_domain = 0; 89 90 while ((opt_ch = getopt(c, v, "mnprva:c:d:h:k:l:t:w:x:y:C:D:")) != EOF) 91 switch (opt_ch) { 92 case 'a': 93 if (*optarg != '/') { 94 fprintf(stderr, "%s: -a option must begin with a '/'\n", 95 progname); 96 exit(1); 97 } 98 auto_dir = optarg; 99 break; 100 101 case 'c': 102 am_timeo = atoi(optarg); 103 if (am_timeo <= 0) 104 am_timeo = AM_TTL; 105 break; 106 107 case 'd': 108 sub_domain = optarg; 109 break; 110 111 case 'h': 112 #if defined(HAS_HOST) && defined(HOST_EXEC) 113 host_helper = optarg; 114 #else 115 plog(XLOG_USER, "-h: option ignored. HOST_EXEC is not enabled."); 116 break; 117 #endif /* defined(HAS_HOST) && defined(HOST_EXEC) */ 118 119 case 'k': 120 karch = optarg; 121 break; 122 123 case 'l': 124 logfile = optarg; 125 break; 126 127 case 'm': 128 plog(XLOG_USER, "The -m option is no longer supported."); 129 plog(XLOG_USER, "... Use `ypcat -k am.master` on the command line instead"); 130 break; 131 132 case 'n': 133 normalize_hosts = 1; 134 break; 135 136 case 'p': 137 print_pid = 1; 138 break; 139 140 case 'r': 141 restart_existing_mounts = 1; 142 break; 143 144 case 't': 145 /* timeo.retrans */ 146 { char *dot = strchr(optarg, '.'); 147 if (dot) *dot = '\0'; 148 if (*optarg) { 149 afs_timeo = atoi(optarg); 150 } 151 if (dot) { 152 afs_retrans = atoi(dot+1); 153 *dot = '.'; 154 } 155 } 156 break; 157 158 case 'v': 159 fprintf(stderr, "%s%s (%s-endian).\n", copyright, version, endian); 160 fputs("Map support for: ", stderr); 161 mapc_showtypes(stderr); 162 fputs(".\nFS: ", stderr); 163 ops_showfstypes(stderr); 164 fputs(".\n", stderr); 165 fprintf(stderr, "Primary network is %s.\n", wire); 166 exit(0); 167 break; 168 169 case 'w': 170 am_timeo_w = atoi(optarg); 171 if (am_timeo_w <= 0) 172 am_timeo_w = AM_TTL_W; 173 break; 174 175 case 'x': 176 usage += switch_option(optarg); 177 break; 178 179 case 'y': 180 #ifdef HAS_NIS_MAPS 181 domain = optarg; 182 #else 183 plog(XLOG_USER, "-y: option ignored. No NIS support available."); 184 #endif /* HAS_NIS_MAPS */ 185 break; 186 187 case 'C': 188 cluster = optarg; 189 break; 190 191 case 'D': 192 #ifdef DEBUG 193 usage += debug_option(optarg); 194 #else 195 fprintf(stderr, "%s: not compiled with DEBUG option -- sorry.\n", progname); 196 #endif /* DEBUG */ 197 break; 198 199 default: 200 usage = 1; 201 break; 202 } 203 204 if (xlog_level_init == ~0) { 205 (void) switch_option(""); 206 #ifdef DEBUG 207 usage += switch_option("debug"); 208 #endif /* DEBUG */ 209 } else { 210 #ifdef DEBUG 211 usage += switch_option("debug"); 212 #endif /* DEBUG */ 213 } 214 215 if (usage) 216 goto show_usage; 217 218 while (optind <= c-2) { 219 char *dir = v[optind++]; 220 char *map = v[optind++]; 221 char *opts = ""; 222 if (v[optind] && *v[optind] == '-') 223 opts = &v[optind++][1]; 224 225 root_newmap(dir, opts, map); 226 } 227 228 if (optind == c) { 229 #ifdef hpux 230 /* 231 * HP-UX can't handle ./mtab 232 * That system is sick - really. 233 */ 234 #ifdef DEBUG 235 debug_option("nomtab"); 236 #endif /* DEBUG */ 237 #endif /* hpux */ 238 239 /* 240 * Append domain name to hostname. 241 * sub_domain overrides hostdomain 242 * if given. 243 */ 244 if (sub_domain) 245 hostdomain = sub_domain; 246 if (*hostdomain == '.') 247 hostdomain++; 248 strcat(hostd, "."); 249 strcat(hostd, hostdomain); 250 251 #ifdef UPDATE_MTAB 252 #ifdef DEBUG 253 if (debug_flags & D_MTAB) 254 mtab = DEBUG_MTAB; 255 else 256 #endif /* DEBUG */ 257 mtab = MOUNTED; 258 #else 259 #ifdef DEBUG 260 { if (debug_flags & D_MTAB) { 261 dlog("-D mtab option ignored"); 262 } } 263 #endif /* DEBUG */ 264 #endif /* UPDATE_MTAB */ 265 266 if (switch_to_logfile(logfile) != 0) 267 plog(XLOG_USER, "Cannot switch logfile"); 268 269 /* 270 * If the kernel architecture was not specified 271 * then use the machine architecture. 272 */ 273 if (karch == 0) 274 karch = arch; 275 276 if (cluster == 0) 277 cluster = hostdomain; 278 279 if (afs_timeo <= 0) 280 afs_timeo = AFS_TIMEO; 281 if (afs_retrans <= 0) 282 afs_retrans = AFS_RETRANS; 283 if (afs_retrans <= 0) 284 afs_retrans = 3; /* XXX */ 285 return; 286 } 287 288 show_usage: 289 fprintf(stderr, 290 "Usage: %s [-mnprv] [-a mnt_point] [-c cache_time] [-d domain]\n\ 291 \t[-k kernel_arch] [-l logfile|\"syslog\"] [-t afs_timeout]\n\ 292 \t[-w wait_timeout] [-C cluster_name]", progname); 293 294 #if defined(HAS_HOST) && defined(HOST_EXEC) 295 fputs(" [-h host_helper]\n", stderr); 296 #endif /* defined(HAS_HOST) && defined(HOST_EXEC) */ 297 298 #ifdef HAS_NIS_MAPS 299 fputs(" [-y nis-domain]\n", stderr); 300 #else 301 fputc('\n', stderr); 302 #endif /* HAS_NIS_MAPS */ 303 304 show_opts('x', xlog_opt); 305 #ifdef DEBUG 306 show_opts('D', dbg_opt); 307 #endif /* DEBUG */ 308 fprintf(stderr, "\t{directory mapname [-map_options]} ...\n"); 309 exit(1); 310 } 311