webcit/setup.c

   1 /*
   2  * WebCit setup utility
   3  *
   4  * (This is basically just an install wizard.  It's not required.)
   5  */
   6
   7 #include "sysdep.h"
   8 #include "webcit.h"
   9 #include "webserver.h"
  10
  11
  12 #define UI_TEXT         0       /* Default setup type -- text only */
  13 #define UI_DIALOG       2       /* Use the 'dialog' program */
  14 #define UI_SILENT       3       /* Silent running, for use in scripts */
  15
  16 int setup_type;
  17 char setup_directory[SIZ];
  18 int using_web_installer = 0;
  19 char suggested_url[SIZ];
  20
  21 /* some copies...
  22 int syslog(int loglevel, const char *format, ...){return 0;} */
  23 void wc_printf(const char *format,...){}
  24
  25 void RegisterNS(const char *NSName, long len,
  26                 int nMinArgs,
  27                 int nMaxArgs,
  28                 WCHandlerFunc HandlerFunc,
  29                 WCPreevalFunc PreEvalFunc,
  30                 int ContextRequired){}
  31 void StrBufAppendTemplateStr(StrBuf *Target,
  32                              WCTemplputParams *TP,
  33                              const char *Source,
  34                              int FormatTypeIndex){}
  35 void RegisterHeaderHandler(const char *Name, long Len, Header_Evaluator F){}
  36 pthread_key_t MyConKey;
  37
  38 #ifdef ENABLE_NLS
  39
  40 #ifdef HAVE_USELOCALE
  41 int localeoffset = 1;
  42 #else
  43 int localeoffset = 0;
  44 #endif
  45
  46 #endif
  47 /*
  48  * Delete an entry from /etc/inittab
  49  */
  50 void delete_init_entry(char *which_entry)
  51 {
  52         char *inittab = NULL;
  53         FILE *fp;
  54         char buf[SIZ];
  55         char entry[SIZ];
  56         char levels[SIZ];
  57         char state[SIZ];
  58         char prog[SIZ];
  59
  60         inittab = strdup("");
  61         if (inittab == NULL) return;
  62
  63         fp = fopen("/etc/inittab", "r");
  64         if (fp == NULL) return;
  65
  66         while(fgets(buf, sizeof buf, fp) != NULL) {
  67
  68                 if (num_tokens(buf, ':') == 4) {
  69                         extract_token(entry, buf, 0, ':', sizeof entry);
  70                         extract_token(levels, buf, 1, ':', sizeof levels);
  71                         extract_token(state, buf, 2, ':', sizeof state);
  72                         extract_token(prog, buf, 3, ':', sizeof prog); /* includes 0x0a LF */
  73
  74                         if (!strcmp(entry, which_entry)) {
  75                                 strcpy(state, "off");   /* disable it */
  76                         }
  77                 }
  78
  79                 inittab = realloc(inittab, strlen(inittab) + strlen(buf) + 2);
  80                 if (inittab == NULL) {
  81                         fclose(fp);
  82                         return;
  83                 }
  84
  85                 strcat(inittab, buf);
  86         }
  87         fclose(fp);
  88         fp = fopen("/etc/inittab", "w");
  89         if (fp != NULL) {
  90                 fwrite(inittab, strlen(inittab), 1, fp);
  91                 fclose(fp);
  92                 kill(1, SIGHUP);        /* Tell init to re-read /etc/inittab */
  93         }
  94         free(inittab);
  95 }
  96
  97
  98
  99
 100 /*
 101  * Remove any /etc/inittab entries for webcit, because we don't
 102  * start it that way anymore.
 103  */
 104 void delete_the_old_way(void) {
 105         FILE *infp;
 106         char buf[1024];
 107         char looking_for[1024];
 108         int have_entry = 0;
 109         char entry[1024];
 110         char prog[1024];
 111         char init_entry[1024];
 112
 113
 114         strcpy(init_entry, "");
 115
 116         /* Determine the fully qualified path name of webcit */
 117         snprintf(looking_for, sizeof looking_for, "%s/webcit ", setup_directory);
 118
 119         /* Pound through /etc/inittab line by line.  Set have_entry to 1 if
 120          * an entry is found which we believe starts webcit.
 121          */
 122         infp = fopen("/etc/inittab", "r");
 123         if (infp == NULL) {
 124                 return;
 125         } else {
 126                 while (fgets(buf, sizeof buf, infp) != NULL) {
 127                         buf[strlen(buf) - 1] = 0;
 128                         extract_token(entry, buf, 0, ':', sizeof entry);
 129                         extract_token(prog, buf, 3, ':', sizeof prog);
 130                         if (!strncasecmp(prog, looking_for,
 131                            strlen(looking_for))) {
 132                                 ++have_entry;
 133                                 strcpy(init_entry, entry);
 134                         }
 135                 }
 136                 fclose(infp);
 137         }
 138
 139         /* Bail out if there's nothing to do. */
 140         if (!have_entry) return;
 141
 142         delete_init_entry(init_entry);
 143 }
 144
 145
 146
 147 void cleanup(int exitcode)
 148 {
 149         exit(exitcode);
 150 }
 151
 152
 153
 154 void title(char *text)
 155 {
 156         if (setup_type == UI_TEXT) {
 157                 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<%s>\n", text);
 158         }
 159 }
 160
 161
 162
 163
 164 int yesno(char *question, int default_value)
 165 {
 166         int i = 0;
 167         int answer = 0;
 168         char buf[SIZ] = "";
 169
 170         switch (setup_type) {
 171
 172         case UI_TEXT:
 173                 do {
 174                         printf("%s\nYes/No [%s] --> ",
 175                                 question,
 176                                 ( default_value ? "Yes" : "No" )
 177                         );
 178                         if (fgets(buf, sizeof buf, stdin))
 179                         {
 180                                 answer = tolower(buf[0]);
 181                                 if ((buf[0]==0) || (buf[0]==13) || (buf[0]==10))
 182                                         answer = default_value;
 183                                 else if (answer == 'y')
 184                                         answer = 1;
 185                                 else if (answer == 'n')
 186                                         answer = 0;
 187                         }
 188
 189                 } while ((answer < 0) || (answer > 1));
 190                 break;
 191
 192         case UI_DIALOG:
 193                 sprintf(buf, "exec %s %s --yesno '%s' 15 75",
 194                         getenv("CTDL_DIALOG"),
 195                         ( default_value ? "" : "--defaultno" ),
 196                         question);
 197                 i = system(buf);
 198                 if (i == 0) {
 199                         answer = 1;
 200                 }
 201                 else {
 202                         answer = 0;
 203                 }
 204                 break;
 205
 206         }
 207         return (answer);
 208 }
 209
 210
 211
 212
 213 void set_value(char *prompt, char str[])
 214 {
 215         char buf[SIZ] = "";
 216         char dialog_result[PATH_MAX];
 217         char setupmsg[SIZ];
 218         FILE *fp;
 219
 220         strcpy(setupmsg, "");
 221
 222         switch (setup_type) {
 223         case UI_TEXT:
 224                 title("WebCit setup");
 225                 printf("\n%s\n", prompt);
 226                 printf("This is currently set to:\n%s\n", str);
 227                 printf("Enter new value or press return to leave unchanged:\n");
 228                 if (fgets(buf, sizeof buf, stdin)) {
 229                         buf[strlen(buf) - 1] = 0;
 230                 }
 231                 if (strlen(buf) != 0)
 232                         strcpy(str, buf);
 233                 break;
 234         case UI_DIALOG:
 235                 CtdlMakeTempFileName(dialog_result, sizeof dialog_result);
 236                 sprintf(buf, "exec %s --inputbox '%s' 19 72 '%s' 2>%s",
 237                         getenv("CTDL_DIALOG"),
 238                         prompt,
 239                         str,
 240                         dialog_result);
 241                 system(buf);
 242                 fp = fopen(dialog_result, "r");
 243                 if (fp != NULL) {
 244                         if (fgets(str, sizeof buf, fp)){
 245                                 if (str[strlen(str)-1] == 10) {
 246                                         str[strlen(str)-1] = 0;
 247                                 }
 248                         }
 249                         fclose(fp);
 250                         unlink(dialog_result);
 251                 }
 252                 break;
 253
 254         }
 255 }
 256
 257
 258 extern const char *AvailLang[];
 259 int GetLocalePrefs(void)
 260 {
 261         int nLocales;
 262         StrBuf *Buf;
 263         char buf[SIZ];
 264         char dialog_result[PATH_MAX];
 265         FILE *fp;
 266         int i = 0;
 267         int offs = 0;
 268
 269         nLocales = 0;
 270         while (!IsEmptyStr(AvailLang[nLocales]))
 271                 nLocales++;
 272
 273         Buf = NewStrBuf();
 274
 275         StrBufAppendBufPlain(Buf, HKEY("Select the locale webcit should use : \n"), 0);
 276 #ifdef HAVE_USELOCALE
 277         StrBufAppendBufPlain(Buf, HKEY(" 0 Let the user select it at the login prompt (default)\n"), 0);
 278         offs ++;
 279 #endif
 280         for (i = 0; i < nLocales; i++) {
 281                 StrBufAppendPrintf(Buf, " %ld: %s\n", i + offs, AvailLang[i]);
 282
 283         }
 284
 285         switch (setup_type) {
 286         case UI_TEXT:
 287                 title("WebCit setup");
 288                 printf("\n%s\n", ChrPtr(Buf));
 289                 printf("This is currently set to:\n%ld\n", 0L);
 290                 printf("Enter new value or press return to leave unchanged:\n");
 291                 if (fgets(buf, sizeof buf, stdin))
 292                         return atoi(buf);
 293                 break;
 294
 295         case UI_DIALOG:
 296                 CtdlMakeTempFileName(dialog_result, sizeof dialog_result);
 297                 sprintf(buf, "exec %s --inputbox '%s' 19 72 '%ld' 2>%s",
 298                         getenv("CTDL_DIALOG"),
 299                         ChrPtr(Buf),
 300                         0L,
 301                         dialog_result);
 302                 system(buf);
 303                 fp = fopen(dialog_result, "r");
 304                 if (fp != NULL) {
 305                         char *str = &buf[0];
 306                         if (fgets(str, sizeof buf, fp)){
 307                                 if (str[strlen(str)-1] == 10) {
 308                                         str[strlen(str)-1] = 0;
 309                                 }
 310                         }
 311                         fclose(fp);
 312                         unlink(dialog_result);
 313                         return atoi(buf);
 314                 }
 315                 break;
 316
 317         }
 318         return 0;
 319 }
 320
 321 void important_message(char *title, char *msgtext)
 322 {
 323         char buf[SIZ];
 324
 325         switch (setup_type) {
 326
 327         case UI_TEXT:
 328                 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
 329                 printf("       %s \n\n%s\n\n", title, msgtext);
 330                 printf("Press return to continue...");
 331                 if (fgets(buf, sizeof buf, stdin));
 332                 break;
 333
 334         case UI_DIALOG:
 335                 sprintf(buf, "exec %s --msgbox '%s' 19 72",
 336                         getenv("CTDL_DIALOG"),
 337                         msgtext);
 338                 system(buf);
 339                 break;
 340         }
 341 }
 342
 343
 344 void display_error(char *error_message)
 345 {
 346         important_message("Error", error_message);
 347 }
 348
 349 void progress(char *text, long int curr, long int cmax)
 350 {
 351         static long dots_printed = 0L;
 352         long a = 0;
 353         char buf[SIZ];
 354         static FILE *fp = NULL;
 355
 356         switch (setup_type) {
 357
 358         case UI_TEXT:
 359                 if (curr == 0) {
 360                         printf("%s\n", text);
 361                         printf("..........................");
 362                         printf("..........................");
 363                         printf("..........................\r");
 364                         fflush(stdout);
 365                         dots_printed = 0;
 366                 } else if (curr == cmax) {
 367                         printf("\r%79s\n", "");
 368                 } else {
 369                         a = (curr * 100) / cmax;
 370                         a = a * 78;
 371                         a = a / 100;
 372                         while (dots_printed < a) {
 373                                 printf("*");
 374                                 ++dots_printed;
 375                                 fflush(stdout);
 376                         }
 377                 }
 378                 break;
 379
 380         case UI_DIALOG:
 381                 if (curr == 0) {
 382                         sprintf(buf, "exec %s --gauge '%s' 7 72 0",
 383                                 getenv("CTDL_DIALOG"),
 384                                 text);
 385                         fp = popen(buf, "w");
 386                         if (fp != NULL) {
 387                                 fprintf(fp, "0\n");
 388                                 fflush(fp);
 389                         }
 390                 }
 391                 else if (curr == cmax) {
 392                         if (fp != NULL) {
 393                                 fprintf(fp, "100\n");
 394                                 pclose(fp);
 395                                 fp = NULL;
 396                         }
 397                 }
 398                 else {
 399                         a = (curr * 100) / cmax;
 400                         if (fp != NULL) {
 401                                 fprintf(fp, "%ld\n", a);
 402                                 fflush(fp);
 403                         }
 404                 }
 405                 break;
 406         }
 407 }
 408
 409
 410
 411
 412 /*
 413  * install_init_scripts()  -- Create and deploy SysV init scripts.
 414  *
 415  */
 416 void install_init_scripts(void)
 417 {
 418 #ifdef ENABLE_NLS
 419         int localechoice;
 420 #endif
 421         char question[1024];
 422         char buf[256];
 423         char http_port[128];
 424 #ifdef HAVE_OPENSSL
 425         char https_port[128];
 426 #endif
 427         char hostname[128];
 428         char portname[128];
 429         char command[SIZ];
 430         struct utsname my_utsname;
 431         struct stat etcinitd;
 432         FILE *fp;
 433         char *initfile = "/etc/init.d/webcit";
 434
 435         fp = fopen(initfile, "r");
 436         if (fp != NULL) {
 437                 if (yesno("WebCit already appears to be configured to start at boot.\n"
 438                           "Would you like to keep your boot configuration as is?\n", 1) == 1) {
 439                         return;
 440                 }
 441                 fclose(fp);
 442
 443         }
 444
 445         /* Otherwise, prompt the user to create an entry. */
 446         snprintf(question, sizeof question,
 447                  "Would you like to automatically start WebCit at boot?"
 448                 );
 449         if (yesno(question, 1) == 0)
 450                 return;
 451
 452
 453 #ifdef ENABLE_NLS
 454
 455         localechoice = GetLocalePrefs();
 456
 457 #endif
 458         /* Defaults */
 459         sprintf(http_port, "2000");
 460 #ifdef HAVE_OPENSSL
 461         sprintf(https_port, "443");
 462 #endif
 463         sprintf(hostname, "uds");
 464         sprintf(portname, "/usr/local/citadel");
 465
 466         /* This is a very hackish way of learning the port numbers used
 467          * in a previous install, if we are upgrading: read them out of
 468          * the existing init script.
 469          */
 470         if ((stat("/etc/init.d/", &etcinitd) == -1) &&
 471             (errno == ENOENT))
 472         {
 473                 if ((stat("/etc/rc.d/init.d/", &etcinitd) == -1) &&
 474                     (errno == ENOENT))
 475                         initfile = WEBCITDIR"/webcit.init";
 476                 else
 477                         initfile = "/etc/rc.d/init.d/webcit";
 478         }
 479
 480         fp = fopen(initfile, "r");
 481         if (fp != NULL) {
 482                 while (fgets(buf, sizeof buf, fp) != NULL) {
 483                         if (strlen(buf) > 0) {
 484                                 buf[strlen(buf)-1] = 0; /* strip trailing cr */
 485                         }
 486                         if (!strncasecmp(buf, "HTTP_PORT=", 10)) {
 487                                 safestrncpy(http_port, &buf[10], sizeof http_port);
 488                         }
 489 #ifdef HAVE_OPENSSL
 490                         if (!strncasecmp(buf, "HTTPS_PORT=", 11)) {
 491                                 safestrncpy(https_port, &buf[11], sizeof https_port);
 492                         }
 493 #endif
 494                         if (!strncasecmp(buf, "CTDL_HOSTNAME=", 14)) {
 495                                 safestrncpy(hostname, &buf[14], sizeof hostname);
 496                         }
 497                         if (!strncasecmp(buf, "CTDL_PORTNAME=", 14)) {
 498                                 safestrncpy(portname, &buf[14], sizeof portname);
 499                         }
 500                 }
 501                 fclose(fp);
 502         }
 503
 504         /* Now ask for the port numbers */
 505         snprintf(question, sizeof question,
 506                  "On which port do you want WebCit to listen for HTTP "
 507                  "requests?\n\nYou can use the standard port (80) if you are "
 508                  "not running another\nweb server (such as Apache), otherwise "
 509                  "select another port.");
 510         set_value(question, http_port);
 511         uname(&my_utsname);
 512         sprintf(suggested_url, "http://%s:%s/", my_utsname.nodename, http_port);
 513
 514 #ifdef HAVE_OPENSSL
 515         snprintf(question, sizeof question,
 516                  "On which port do you want WebCit to listen for HTTPS "
 517                  "requests?\n\nYou can use the standard port (443) if you are "
 518                  "not running another\nweb server (such as Apache), otherwise "
 519                  "select another port.");
 520         set_value(question, https_port);
 521 #endif
 522
 523         /* Find out where Citadel is. */
 524         if ( (using_web_installer) && (getenv("CITADEL") != NULL) ) {
 525                 strcpy(hostname, "uds");
 526                 strcpy(portname, getenv("CITADEL"));
 527         }
 528         else {
 529                 snprintf(question, sizeof question,
 530                          "Is the Citadel service running on the same host as WebCit?");
 531                 if (yesno(question, ((!strcasecmp(hostname, "uds")) ? 1 : 0))) {
 532                         strcpy(hostname, "uds");
 533                         if (atoi(portname) != 0) strcpy(portname, "/usr/local/citadel");
 534                         set_value("In what directory is Citadel installed?", portname);
 535                 }
 536                 else {
 537                         if (!strcasecmp(hostname, "uds")) strcpy(hostname, "127.0.0.1");
 538                         if (atoi(portname) == 0) strcpy(portname, "504");
 539                         set_value("Enter the host name or IP address of your "
 540                                   "Citadel server.", hostname);
 541                         set_value("Enter the port number on which Citadel is "
 542                                   "running (usually 504)", portname);
 543                 }
 544         }
 545
 546
 547         fp = fopen(initfile, "w");
 548
 549         fprintf(fp,     "#!/bin/sh\n"
 550                 "\n"
 551                 "# uncomment this to create coredumps as described in\n"
 552                 "# http://www.citadel.org/doku.php/faq:mastering_your_os:gdb#how.do.i.make.my.system.produce.core-files\n"
 553                 "# ulimit -c unlimited\n"
 554                         "WEBCIT_DIR=%s\n", setup_directory);
 555         fprintf(fp,     "HTTP_PORT=%s\n", http_port);
 556 #ifdef HAVE_OPENSSL
 557         fprintf(fp,     "HTTPS_PORT=%s\n", https_port);
 558 #endif
 559         fprintf(fp,     "CTDL_HOSTNAME=%s\n", hostname);
 560         fprintf(fp,     "CTDL_PORTNAME=%s\n", portname);
 561
 562 #ifdef ENABLE_NLS
 563
 564         if (localechoice == 0) {
 565 #ifdef HAVE_USELOCALE
 566                 fprintf(fp, "unset LANG\n");
 567 #else
 568                 fprintf(fp, "export WEBCIT_LANG=c\n");
 569 #endif
 570         }
 571         else {
 572                 fprintf(fp, "export WEBCIT_LANG=%s\n", AvailLang[localechoice - localeoffset]);
 573
 574         }
 575 #else
 576         fprintf(fp,     "# your system doesn't support locales\n");
 577 #endif
 578         fprintf(fp,     "\n"
 579                         "\n"
 580                         "case \"$1\" in\n"
 581                         "\n"
 582                         "start)         echo -n \"Starting WebCit... \"\n"
 583                         "               if   $WEBCIT_DIR/webcit "
 584                                                         "-D/var/run/webcit.pid "
 585                                                         "-p$HTTP_PORT $CTDL_HOSTNAME $CTDL_PORTNAME\n"
 586                         "               then\n"
 587                         "                       echo \"ok\"\n"
 588                         "               else\n"
 589                         "                       echo \"failed\"\n"
 590                         "               fi\n");
 591 #ifdef HAVE_OPENSSL
 592         fprintf(fp,     "               echo -n \"Starting WebCit SSL... \"\n"
 593                         "               if  $WEBCIT_DIR/webcit "
 594                                                         "-D/var/run/webcit-ssl.pid "
 595                                                         "-s -p$HTTPS_PORT $CTDL_HOSTNAME $CTDL_PORTNAME\n"
 596                         "               then\n"
 597                         "                       echo \"ok\"\n"
 598                         "               else\n"
 599                         "                       echo \"failed\"\n"
 600                         "               fi\n");
 601 #endif
 602         fprintf(fp,     "               ;;\n"
 603                         "stop)          echo -n \"Stopping WebCit... \"\n"
 604                         "               if kill `cat /var/run/webcit.pid 2>/dev/null` 2>/dev/null\n"
 605                         "               then\n"
 606                         "                       echo \"ok\"\n"
 607                         "               else\n"
 608                         "                       echo \"failed\"\n"
 609                         "               fi\n"
 610                         "               rm -f /var/run/webcit.pid 2>/dev/null\n");
 611 #ifdef HAVE_OPENSSL
 612         fprintf(fp,     "               echo -n \"Stopping WebCit SSL... \"\n"
 613                         "               if kill `cat /var/run/webcit-ssl.pid 2>/dev/null` 2>/dev/null\n"
 614                         "               then\n"
 615                         "                       echo \"ok\"\n"
 616                         "               else\n"
 617                         "                       echo \"failed\"\n"
 618                         "               fi\n"
 619                         "               rm -f /var/run/webcit-ssl.pid 2>/dev/null\n");
 620 #endif
 621         fprintf(fp,     "               ;;\n"
 622                         "restart)       $0 stop\n"
 623                         "               $0 start\n"
 624                         "               ;;\n"
 625                         "*)             echo \"Usage: $0 {start|stop|restart}\"\n"
 626                         "               exit 1\n"
 627                         "               ;;\n"
 628                         "esac\n"
 629         );
 630
 631         fclose(fp);
 632         chmod(initfile, 0755);
 633
 634         /* Set up the run levels. */
 635         system("/bin/rm -f /etc/rc?.d/[SK]??webcit 2>/dev/null");
 636         snprintf(command, sizeof(command), "for x in 2 3 4 5 ; do [ -d /etc/rc$x.d ] && ln -s %s /etc/rc$x.d/S84webcit ; done 2>/dev/null", initfile);
 637         system(command);
 638         snprintf(command, sizeof(command), "for x in 0 6 S; do [ -d /etc/rc$x.d ] && ln -s %s /etc/rc$x.d/K15webcit ; done 2>/dev/null", initfile);
 639         system(command);
 640
 641 }
 642
 643
 644
 645
 646 /*
 647  * Figure out what type of user interface we're going to use
 648  */
 649 int discover_ui(void)
 650 {
 651
 652         /* Use "dialog" if we have it */
 653         if (getenv("CTDL_DIALOG") != NULL) {
 654                 return UI_DIALOG;
 655         }
 656
 657         return UI_TEXT;
 658 }
 659
 660
 661
 662
 663
 664 int main(int argc, char *argv[])
 665 {
 666         int a;
 667         char aaa[256];
 668         int info_only = 0;
 669
 670         strcpy(suggested_url, "http://<your_host_name>:<port>/");
 671
 672         /* set an invalid setup type */
 673         setup_type = (-1);
 674
 675         /* Check to see if we're running the web installer */
 676         if (getenv("CITADEL_INSTALLER") != NULL) {
 677                 using_web_installer = 1;
 678         }
 679
 680         /* parse command line args */
 681         for (a = 0; a < argc; ++a) {
 682                 if (!strncmp(argv[a], "-u", 2)) {
 683                         strcpy(aaa, argv[a]);
 684                         strcpy(aaa, &aaa[2]);
 685                         setup_type = atoi(aaa);
 686                 }
 687                 if (!strcmp(argv[a], "-i")) {
 688                         info_only = 1;
 689                 }
 690                 if (!strcmp(argv[a], "-q")) {
 691                         setup_type = UI_SILENT;
 692                 }
 693         }
 694
 695
 696         /* If a setup type was not specified, try to determine automatically
 697          * the best one to use out of all available types.
 698          */
 699         if (setup_type < 0) {
 700                 setup_type = discover_ui();
 701         }
 702         if (info_only == 1) {
 703                 important_message("WebCit Setup", "Welcome to WebCit setup");
 704                 cleanup(0);
 705         }
 706
 707         /* Get started in a valid setup directory. */
 708         strcpy(setup_directory, WEBCITDIR);
 709         if ( (using_web_installer) && (getenv("WEBCIT") != NULL) ) {
 710                 strcpy(setup_directory, getenv("WEBCIT"));
 711         }
 712         else {
 713                 set_value("In what directory is WebCit installed?",
 714                         setup_directory);
 715         }
 716         if (chdir(setup_directory) != 0) {
 717                 important_message("WebCit Setup",
 718                           "The directory you specified does not exist.");
 719                 cleanup(errno);
 720         }
 721
 722         /*
 723          * We used to start WebCit by putting it directly into /etc/inittab.
 724          * Since some systems are moving away from init, we can't do this anymore.
 725          */
 726         progress("Removing obsolete /etc/inittab entries...", 0, 1);
 727         delete_the_old_way();
 728         progress("Removing obsolete /etc/inittab entries...", 1, 1);
 729
 730         /* Now begin. */
 731         switch (setup_type) {
 732
 733         case UI_TEXT:
 734                 printf("\n\n\n"
 735                         "               *** WebCit setup program ***\n\n");
 736                 break;
 737
 738         }
 739
 740         /*
 741          * If we're running on SysV, install init scripts.
 742          */
 743         if (!access("/var/run", W_OK)) {
 744                 install_init_scripts();
 745
 746                 if (!access("/etc/init.d/webcit", X_OK)) {
 747                         system("/etc/init.d/webcit stop");
 748                         system("/etc/init.d/webcit start");
 749                 }
 750
 751                 sprintf(aaa,
 752                         "Setup is finished.  You may now log in.\n"
 753                         "Point your web browser at %s\n", suggested_url
 754                 );
 755                 important_message("Setup finished", aaa);
 756         }
 757
 758         else {
 759                 important_message("Setup finished",
 760                         "Setup is finished.  You may now start the server.");
 761         }
 762
 763         cleanup(0);
 764         return 0;
 765 }