git.sur5r.net Git - openldap/blob - servers/slapd/config.c

   1 /* config.c - configuration file handling routines */
   2
   3 #include "portable.h"
   4
   5 #include <stdio.h>
   6 #ifdef HAVE_LOCALE_H
   7 #include <locale.h>
   8 #endif
   9
  10 #include <ac/string.h>
  11 #include <ac/ctype.h>
  12 #include <ac/socket.h>
  13
  14 #include "ldapconfig.h"
  15 #include "slap.h"
  16
  17 #define MAXARGS 100
  18
  19 /*
  20  * defaults for various global variables
  21  */
  22 int             defsize = SLAPD_DEFAULT_SIZELIMIT;
  23 int             deftime = SLAPD_DEFAULT_TIMELIMIT;
  24 struct acl      *global_acl = NULL;
  25 int             global_default_access = ACL_READ;
  26 char            *replogfile;
  27 int             global_lastmod;
  28 char            *ldap_srvtab = "";
  29
  30 char   *slapd_pid_file  = NULL;
  31 char   *slapd_args_file = NULL;
  32
  33 static char     *fp_getline(FILE *fp, int *lineno);
  34 static void     fp_getline_init(int *lineno);
  35 static int      fp_parse_line(char *line, int *argcp, char **argv);
  36
  37 static char     *strtok_quote(char *line, char *sep);
  38
  39 int
  40 read_config( char *fname )
  41 {
  42         FILE    *fp;
  43         char    *line, *savefname;
  44         int     cargc, savelineno;
  45         char    *cargv[MAXARGS];
  46         int     lineno, i;
  47
  48         static BackendInfo *bi = NULL;
  49         static BackendDB        *be = NULL;
  50
  51         if ( (fp = fopen( fname, "r" )) == NULL ) {
  52                 ldap_syslog = 1;
  53                 Debug( LDAP_DEBUG_ANY,
  54                     "could not open config file \"%s\" - absolute path?\n",
  55                     fname, 0, 0 );
  56                 perror( fname );
  57                 return 1;
  58         }
  59
  60         Debug( LDAP_DEBUG_CONFIG, "reading config file %s\n", fname, 0, 0 );
  61
  62         fp_getline_init( &lineno );
  63
  64         while ( (line = fp_getline( fp, &lineno )) != NULL ) {
  65                 /* skip comments and blank lines */
  66                 if ( line[0] == '#' || line[0] == '\0' ) {
  67                         continue;
  68                 }
  69
  70                 Debug( LDAP_DEBUG_CONFIG, "line %d (%s)\n", lineno, line, 0 );
  71
  72                 if ( fp_parse_line( line, &cargc, cargv ) != 0 ) {
  73                         return( 1 );
  74                 }
  75
  76                 if ( cargc < 1 ) {
  77                         Debug( LDAP_DEBUG_ANY,
  78                             "%s: line %d: bad config line (ignored)\n",
  79                             fname, lineno, 0 );
  80                         continue;
  81                 }
  82
  83                 if ( strcasecmp( cargv[0], "backend" ) == 0 ) {
  84                         if ( cargc < 2 ) {
  85                                 Debug( LDAP_DEBUG_ANY,
  86                 "%s: line %d: missing type in \"backend <type>\" line\n",
  87                                     fname, lineno, 0 );
  88                                 return( 1 );
  89                         }
  90
  91                         if( be != NULL ) {
  92                                 Debug( LDAP_DEBUG_ANY,
  93 "%s: line %d: backend line must appear before any database definition\n",
  94                                     fname, lineno, 0 );
  95                                 return( 1 );
  96                         }
  97
  98                         bi = backend_info( cargv[1] );
  99
 100                 /* start of a new database definition */
 101                 } else if ( strcasecmp( cargv[0], "database" ) == 0 ) {
 102                         if ( cargc < 2 ) {
 103                                 Debug( LDAP_DEBUG_ANY,
 104                 "%s: line %d: missing type in \"database <type>\" line\n",
 105                                     fname, lineno, 0 );
 106                                 return( 1 );
 107                         }
 108                         bi = NULL;
 109                         be = backend_db_init( cargv[1] );
 110
 111                 /* assign a default depth limit for alias deref */
 112                 be->be_maxDerefDepth = SLAPD_DEFAULT_MAXDEREFDEPTH;
 113
 114                 /* get pid file name */
 115                 } else if ( strcasecmp( cargv[0], "pidfile" ) == 0 ) {
 116                         if ( cargc < 2 ) {
 117                                 Debug( LDAP_DEBUG_ANY,
 118             "%s: line %d: missing file name in \"pidfile <file>\" line\n",
 119                                     fname, lineno, 0 );
 120                                 return( 1 );
 121                         }
 122
 123                         slapd_pid_file = ch_strdup( cargv[1] );
 124
 125                 /* get args file name */
 126                 } else if ( strcasecmp( cargv[0], "argsfile" ) == 0 ) {
 127                         if ( cargc < 2 ) {
 128                                 Debug( LDAP_DEBUG_ANY,
 129             "%s: line %d: missing file name in \"argsfile <file>\" line\n",
 130                                     fname, lineno, 0 );
 131                                 return( 1 );
 132                         }
 133
 134                         slapd_args_file = ch_strdup( cargv[1] );
 135
 136                 /* set size limit */
 137                 } else if ( strcasecmp( cargv[0], "sizelimit" ) == 0 ) {
 138                         if ( cargc < 2 ) {
 139                                 Debug( LDAP_DEBUG_ANY,
 140             "%s: line %d: missing limit in \"sizelimit <limit>\" line\n",
 141                                     fname, lineno, 0 );
 142                                 return( 1 );
 143                         }
 144                         if ( be == NULL ) {
 145                                 defsize = atoi( cargv[1] );
 146                         } else {
 147                                 be->be_sizelimit = atoi( cargv[1] );
 148                         }
 149
 150                 /* set time limit */
 151                 } else if ( strcasecmp( cargv[0], "timelimit" ) == 0 ) {
 152                         if ( cargc < 2 ) {
 153                                 Debug( LDAP_DEBUG_ANY,
 154             "%s: line %d: missing limit in \"timelimit <limit>\" line\n",
 155                                     fname, lineno, 0 );
 156                                 return( 1 );
 157                         }
 158                         if ( be == NULL ) {
 159                                 deftime = atoi( cargv[1] );
 160                         } else {
 161                                 be->be_timelimit = atoi( cargv[1] );
 162                         }
 163
 164                 /* set database suffix */
 165                 } else if ( strcasecmp( cargv[0], "suffix" ) == 0 ) {
 166                         if ( cargc < 2 ) {
 167                                 Debug( LDAP_DEBUG_ANY,
 168                     "%s: line %d: missing dn in \"suffix <dn>\" line\n",
 169                                     fname, lineno, 0 );
 170                                 return( 1 );
 171                         } else if ( cargc > 2 ) {
 172                                 Debug( LDAP_DEBUG_ANY,
 173     "%s: line %d: extra cruft after <dn> in \"suffix %s\" line (ignored)\n",
 174                                     fname, lineno, cargv[1] );
 175                         }
 176                         if ( be == NULL ) {
 177                                 Debug( LDAP_DEBUG_ANY,
 178 "%s: line %d: suffix line must appear inside a database definition (ignored)\n",
 179                                     fname, lineno, 0 );
 180                         } else {
 181                                 char *dn = ch_strdup( cargv[1] );
 182                                 (void) dn_normalize_case( dn );
 183                                 charray_add( &be->be_suffix, dn );
 184                                 free( dn );
 185                         }
 186
 187                 /* set database suffixAlias */
 188                 } else if ( strcasecmp( cargv[0], "suffixAlias" ) == 0 ) {
 189                         if ( cargc < 2 ) {
 190                                 Debug( LDAP_DEBUG_ANY,
 191                     "%s: line %d: missing alias and aliased_dn in \"suffixAlias <alias> <aliased_dn>\" line\n",
 192                                     fname, lineno, 0 );
 193                                 return( 1 );
 194                         } else if ( cargc < 3 ) {
 195                                 Debug( LDAP_DEBUG_ANY,
 196                     "%s: line %d: missing aliased_dn in \"suffixAlias <alias> <aliased_dn>\" line\n",
 197                                     fname, lineno, 0 );
 198                                 return( 1 );
 199                         } else if ( cargc > 3 ) {
 200                                 Debug( LDAP_DEBUG_ANY,
 201     "%s: line %d: extra cruft in suffixAlias line (ignored)\n",
 202                                     fname, lineno, 0 );
 203                         }
 204                         if ( be == NULL ) {
 205                                 Debug( LDAP_DEBUG_ANY,
 206 "%s: line %d: suffixAlias line must appear inside a database definition (ignored)\n",
 207                                     fname, lineno, 0 );
 208                         } else {
 209                                 char *alias, *aliased_dn;
 210
 211                                                                 alias = ch_strdup( cargv[1] );
 212                                 (void) dn_normalize( alias );
 213
 214                                 aliased_dn = ch_strdup( cargv[2] );
 215                                 (void) dn_normalize( aliased_dn );
 216
 217
 218                                                                 if ( strcasecmp( alias, aliased_dn) == 0 ) {
 219                                         Debug( LDAP_DEBUG_ANY,
 220 "%s: line %d: suffixAlias %s is not different from aliased dn (ignored)\n",
 221                                     fname, lineno, alias );
 222                                                                 } else {
 223                                         (void) dn_normalize_case( alias );
 224                                         (void) dn_normalize_case( aliased_dn );
 225                                         charray_add( &be->be_suffixAlias, alias );
 226                                         charray_add( &be->be_suffixAlias, aliased_dn );
 227                                                                 }
 228
 229                                                                 free(alias);
 230                                                                 free(aliased_dn);
 231                         }
 232
 233                /* set max deref depth */
 234                } else if ( strcasecmp( cargv[0], "maxDerefDepth" ) == 0 ) {
 235                        if ( cargc < 2 ) {
 236                                Debug( LDAP_DEBUG_ANY,
 237                    "%s: line %d: missing depth in \"maxDerefDepth <depth>\" line\n",
 238                                    fname, lineno, 0 );
 239                                return( 1 );
 240                        }
 241                        if ( be == NULL ) {
 242                                Debug( LDAP_DEBUG_ANY,
 243 "%s: line %d: depth line must appear inside a database definition (ignored)\n",
 244                                    fname, lineno, 0 );
 245                        } else {
 246                            be->be_maxDerefDepth = atoi (cargv[1]);
 247                        }
 248
 249
 250                 /* set magic "root" dn for this database */
 251                 } else if ( strcasecmp( cargv[0], "rootdn" ) == 0 ) {
 252                         if ( cargc < 2 ) {
 253                                 Debug( LDAP_DEBUG_ANY,
 254                     "%s: line %d: missing dn in \"rootdn <dn>\" line\n",
 255                                     fname, lineno, 0 );
 256                                 return( 1 );
 257                         }
 258                         if ( be == NULL ) {
 259                                 Debug( LDAP_DEBUG_ANY,
 260 "%s: line %d: rootdn line must appear inside a database definition (ignored)\n",
 261                                     fname, lineno, 0 );
 262                         } else {
 263                                 be->be_root_dn = ch_strdup( cargv[1] );
 264                                 be->be_root_ndn = dn_normalize_case( ch_strdup( cargv[1] ) );
 265                         }
 266
 267                 /* set super-secret magic database password */
 268                 } else if ( strcasecmp( cargv[0], "rootpw" ) == 0 ) {
 269                         if ( cargc < 2 ) {
 270                                 Debug( LDAP_DEBUG_ANY,
 271             "%s: line %d: missing passwd in \"rootpw <passwd>\" line\n",
 272                                     fname, lineno, 0 );
 273                                 return( 1 );
 274                         }
 275                         if ( be == NULL ) {
 276                                 Debug( LDAP_DEBUG_ANY,
 277 "%s: line %d: rootpw line must appear inside a database definition (ignored)\n",
 278                                     fname, lineno, 0 );
 279                         } else {
 280                                 be->be_root_pw = ch_strdup( cargv[1] );
 281                         }
 282
 283                 /* make this database read-only */
 284                 } else if ( strcasecmp( cargv[0], "readonly" ) == 0 ) {
 285                         if ( cargc < 2 ) {
 286                                 Debug( LDAP_DEBUG_ANY,
 287             "%s: line %d: missing on|off in \"readonly <on|off>\" line\n",
 288                                     fname, lineno, 0 );
 289                                 return( 1 );
 290                         }
 291                         if ( be == NULL ) {
 292                                 Debug( LDAP_DEBUG_ANY,
 293 "%s: line %d: readonly line must appear inside a database definition (ignored)\n",
 294                                     fname, lineno, 0 );
 295                         } else {
 296                                 if ( strcasecmp( cargv[1], "on" ) == 0 ) {
 297                                         be->be_readonly = 1;
 298                                 } else {
 299                                         be->be_readonly = 0;
 300                                 }
 301                         }
 302
 303                 /* where to send clients when we don't hold it */
 304                 } else if ( strcasecmp( cargv[0], "referral" ) == 0 ) {
 305                         if ( cargc < 2 ) {
 306                                 Debug( LDAP_DEBUG_ANY,
 307                     "%s: line %d: missing URL in \"referral <URL>\" line\n",
 308                                     fname, lineno, 0 );
 309                                 return( 1 );
 310                         }
 311                         default_referral = (char *) ch_malloc( strlen( cargv[1] )
 312                             + sizeof("Referral:\n") + 1 );
 313                         strcpy( default_referral, "Referral:\n" );
 314                         strcat( default_referral, cargv[1] );
 315
 316                 /* specify locale */
 317                 } else if ( strcasecmp( cargv[0], "locale" ) == 0 ) {
 318 #ifdef HAVE_LOCALE_H
 319                         char *locale;
 320                         if ( cargc < 2 ) {
 321                                 Debug( LDAP_DEBUG_ANY,
 322         "%s: line %d: missing locale in \"locale <name | on | off>\" line\n",
 323                                        fname, lineno, 0 );
 324                                 return( 1 );
 325                         }
 326
 327                         locale = (strcasecmp(   cargv[1], "on"  ) == 0 ? ""
 328                                   : strcasecmp( cargv[1], "off" ) == 0 ? "C"
 329                                   : ch_strdup( cargv[1] )                    );
 330
 331                         if ( setlocale( LC_CTYPE, locale ) == 0 ) {
 332                                 Debug( LDAP_DEBUG_ANY,
 333                                        (*locale
 334                                         ? "%s: line %d: bad locale \"%s\"\n"
 335                                         : "%s: line %d: bad locale\n"),
 336                                        fname, lineno, locale );
 337                                 return( 1 );
 338                         }
 339 #else
 340                         Debug( LDAP_DEBUG_ANY,
 341                                "%s: line %d: \"locale\" unsupported\n",
 342                                fname, lineno, 0 );
 343                         return( 1 );
 344 #endif
 345                 /* specify an objectclass */
 346                 } else if ( strcasecmp( cargv[0], "objectclass" ) == 0 ) {
 347                         parse_oc( be, fname, lineno, cargc, cargv );
 348
 349                 /* specify an attribute */
 350                 } else if ( strcasecmp( cargv[0], "attribute" ) == 0 ) {
 351                         attr_syntax_config( fname, lineno, cargc - 1,
 352                             &cargv[1] );
 353
 354                 /* turn on/off schema checking */
 355                 } else if ( strcasecmp( cargv[0], "schemacheck" ) == 0 ) {
 356                         if ( cargc < 2 ) {
 357                                 Debug( LDAP_DEBUG_ANY,
 358     "%s: line %d: missing on|off in \"schemacheck <on|off>\" line\n",
 359                                     fname, lineno, 0 );
 360                                 return( 1 );
 361                         }
 362                         if ( strcasecmp( cargv[1], "on" ) == 0 ) {
 363                                 global_schemacheck = 1;
 364                         } else {
 365                                 global_schemacheck = 0;
 366                         }
 367
 368                 /* specify access control info */
 369                 } else if ( strcasecmp( cargv[0], "access" ) == 0 ) {
 370                         parse_acl( be, fname, lineno, cargc, cargv );
 371
 372                 /* specify default access control info */
 373                 } else if ( strcasecmp( cargv[0], "defaultaccess" ) == 0 ) {
 374                         if ( cargc < 2 ) {
 375                                 Debug( LDAP_DEBUG_ANY,
 376             "%s: line %d: missing limit in \"defaultaccess <access>\" line\n",
 377                                     fname, lineno, 0 );
 378                                 return( 1 );
 379                         }
 380                         if ( be == NULL ) {
 381                                 if ( (global_default_access =
 382                                     str2access( cargv[1] )) == -1 ) {
 383                                         Debug( LDAP_DEBUG_ANY,
 384 "%s: line %d: bad access \"%s\" expecting [self]{none|compare|read|write}\n",
 385                                             fname, lineno, cargv[1] );
 386                                         return( 1 );
 387                                 }
 388                         } else {
 389                                 if ( (be->be_dfltaccess =
 390                                     str2access( cargv[1] )) == -1 ) {
 391                                         Debug( LDAP_DEBUG_ANY,
 392 "%s: line %d: bad access \"%s\" expecting [self]{none|compare|read|write}\n",
 393                                             fname, lineno, cargv[1] );
 394                                         return( 1 );
 395                                 }
 396                         }
 397
 398                 /* debug level to log things to syslog */
 399                 } else if ( strcasecmp( cargv[0], "loglevel" ) == 0 ) {
 400                         if ( cargc < 2 ) {
 401                                 Debug( LDAP_DEBUG_ANY,
 402                     "%s: line %d: missing level in \"loglevel <level>\" line\n",
 403                                     fname, lineno, 0 );
 404                                 return( 1 );
 405                         }
 406                         ldap_syslog = atoi( cargv[1] );
 407
 408                 /* list of replicas of the data in this backend (master only) */
 409                 } else if ( strcasecmp( cargv[0], "replica" ) == 0 ) {
 410                         if ( cargc < 2 ) {
 411                                 Debug( LDAP_DEBUG_ANY,
 412             "%s: line %d: missing host in \"replica <host[:port]>\" line\n",
 413                                     fname, lineno, 0 );
 414                                 return( 1 );
 415                         }
 416                         if ( be == NULL ) {
 417                                 Debug( LDAP_DEBUG_ANY,
 418 "%s: line %d: replica line must appear inside a database definition (ignored)\n",
 419                                     fname, lineno, 0 );
 420                         } else {
 421                                 for ( i = 1; i < cargc; i++ ) {
 422                                         if ( strncasecmp( cargv[i], "host=", 5 )
 423                                             == 0 ) {
 424                                                 charray_add( &be->be_replica,
 425                                                              cargv[i] + 5 );
 426                                                 break;
 427                                         }
 428                                 }
 429                                 if ( i == cargc ) {
 430                                         Debug( LDAP_DEBUG_ANY,
 431                     "%s: line %d: missing host in \"replica\" line (ignored)\n",
 432                                             fname, lineno, 0 );
 433                                 }
 434                         }
 435
 436                 /* dn of master entity allowed to write to replica */
 437                 } else if ( strcasecmp( cargv[0], "updatedn" ) == 0 ) {
 438                         if ( cargc < 2 ) {
 439                                 Debug( LDAP_DEBUG_ANY,
 440                     "%s: line %d: missing dn in \"updatedn <dn>\" line\n",
 441                                     fname, lineno, 0 );
 442                                 return( 1 );
 443                         }
 444                         if ( be == NULL ) {
 445                                 Debug( LDAP_DEBUG_ANY,
 446 "%s: line %d: updatedn line must appear inside a database definition (ignored)\n",
 447                                     fname, lineno, 0 );
 448                         } else {
 449                                 be->be_update_ndn = ch_strdup( cargv[1] );
 450                                 (void) dn_normalize_case( be->be_update_ndn );
 451                         }
 452
 453                 /* replication log file to which changes are appended */
 454                 } else if ( strcasecmp( cargv[0], "replogfile" ) == 0 ) {
 455                         if ( cargc < 2 ) {
 456                                 Debug( LDAP_DEBUG_ANY,
 457             "%s: line %d: missing dn in \"replogfile <filename>\" line\n",
 458                                     fname, lineno, 0 );
 459                                 return( 1 );
 460                         }
 461                         if ( be ) {
 462                                 be->be_replogfile = ch_strdup( cargv[1] );
 463                         } else {
 464                                 replogfile = ch_strdup( cargv[1] );
 465                         }
 466
 467                 /* maintain lastmodified{by,time} attributes */
 468                 } else if ( strcasecmp( cargv[0], "lastmod" ) == 0 ) {
 469                         if ( cargc < 2 ) {
 470                                 Debug( LDAP_DEBUG_ANY,
 471             "%s: line %d: missing on|off in \"lastmod <on|off>\" line\n",
 472                                     fname, lineno, 0 );
 473                                 return( 1 );
 474                         }
 475                         if ( strcasecmp( cargv[1], "on" ) == 0 ) {
 476                                 if ( be )
 477                                         be->be_lastmod = ON;
 478                                 else
 479                                         global_lastmod = ON;
 480                         } else {
 481                                 if ( be )
 482                                         be->be_lastmod = OFF;
 483                                 else
 484                                         global_lastmod = OFF;
 485                         }
 486
 487                 /* include another config file */
 488                 } else if ( strcasecmp( cargv[0], "include" ) == 0 ) {
 489                         if ( cargc < 2 ) {
 490                                 Debug( LDAP_DEBUG_ANY,
 491     "%s: line %d: missing filename in \"include <filename>\" line\n",
 492                                     fname, lineno, 0 );
 493                                 return( 1 );
 494                         }
 495                         savefname = ch_strdup( cargv[1] );
 496                         savelineno = lineno;
 497
 498                         if ( read_config( savefname ) != 0 ) {
 499                                 return( 1 );
 500                         }
 501
 502                         free( savefname );
 503                         lineno = savelineno - 1;
 504
 505                 /* location of kerberos srvtab file */
 506                 } else if ( strcasecmp( cargv[0], "srvtab" ) == 0 ) {
 507                         if ( cargc < 2 ) {
 508                                 Debug( LDAP_DEBUG_ANY,
 509             "%s: line %d: missing filename in \"srvtab <filename>\" line\n",
 510                                     fname, lineno, 0 );
 511                                 return( 1 );
 512                         }
 513                         ldap_srvtab = ch_strdup( cargv[1] );
 514
 515                 /* pass anything else to the current backend info/db config routine */
 516                 } else {
 517                         if ( bi != NULL ) {
 518                                 if ( bi->bi_config == 0 ) {
 519                                         Debug( LDAP_DEBUG_ANY,
 520 "%s: line %d: unknown directive \"%s\" inside backend info definition (ignored)\n",
 521                                                 fname, lineno, cargv[0] );
 522                                 } else {
 523                                         if ( (*bi->bi_config)( bi, fname, lineno, cargc, cargv )
 524                                                 != 0 )
 525                                         {
 526                                                 return( 1 );
 527                                         }
 528                                 }
 529                         } else if ( be != NULL ) {
 530                                 if ( be->be_config == 0 ) {
 531                                         Debug( LDAP_DEBUG_ANY,
 532 "%s: line %d: unknown directive \"%s\" inside backend database definition (ignored)\n",
 533                                         fname, lineno, cargv[0] );
 534                                 } else {
 535                                         if ( (*be->be_config)( be, fname, lineno, cargc, cargv )
 536                                                 != 0 )
 537                                         {
 538                                                 return( 1 );
 539                                         }
 540                                 }
 541                         } else {
 542                                 Debug( LDAP_DEBUG_ANY,
 543 "%s: line %d: unknown directive \"%s\" outside backend info and database definitions (ignored)\n",
 544                                     fname, lineno, cargv[0] );
 545                         }
 546                 }
 547         }
 548         fclose( fp );
 549         return( 0 );
 550 }
 551
 552 static int
 553 fp_parse_line(
 554     char        *line,
 555     int         *argcp,
 556     char        **argv
 557 )
 558 {
 559         char *  token;
 560
 561         *argcp = 0;
 562         for ( token = strtok_quote( line, " \t" ); token != NULL;
 563             token = strtok_quote( NULL, " \t" ) ) {
 564                 if ( *argcp == MAXARGS ) {
 565                         Debug( LDAP_DEBUG_ANY, "Too many tokens (max %d)\n",
 566                             MAXARGS, 0, 0 );
 567                         return( 1 );
 568                 }
 569                 argv[(*argcp)++] = token;
 570         }
 571         argv[*argcp] = NULL;
 572         return 0;
 573 }
 574
 575 static char *
 576 strtok_quote( char *line, char *sep )
 577 {
 578         int             inquote;
 579         char            *tmp;
 580         static char     *next;
 581
 582         if ( line != NULL ) {
 583                 next = line;
 584         }
 585         while ( *next && strchr( sep, *next ) ) {
 586                 next++;
 587         }
 588
 589         if ( *next == '\0' ) {
 590                 next = NULL;
 591                 return( NULL );
 592         }
 593         tmp = next;
 594
 595         for ( inquote = 0; *next; ) {
 596                 switch ( *next ) {
 597                 case '"':
 598                         if ( inquote ) {
 599                                 inquote = 0;
 600                         } else {
 601                                 inquote = 1;
 602                         }
 603                         SAFEMEMCPY( next, next + 1, strlen( next + 1 ) + 1 );
 604                         break;
 605
 606                 case '\\':
 607                         if ( next[1] )
 608                                 SAFEMEMCPY( next,
 609                                             next + 1, strlen( next + 1 ) + 1 );
 610                         next++;         /* dont parse the escaped character */
 611                         break;
 612
 613                 default:
 614                         if ( ! inquote ) {
 615                                 if ( strchr( sep, *next ) != NULL ) {
 616                                         *next++ = '\0';
 617                                         return( tmp );
 618                                 }
 619                         }
 620                         next++;
 621                         break;
 622                 }
 623         }
 624
 625         return( tmp );
 626 }
 627
 628 static char     buf[BUFSIZ];
 629 static char     *line;
 630 static int      lmax, lcur;
 631
 632 #define CATLINE( buf )  { \
 633         int     len; \
 634         len = strlen( buf ); \
 635         while ( lcur + len + 1 > lmax ) { \
 636                 lmax += BUFSIZ; \
 637                 line = (char *) ch_realloc( line, lmax ); \
 638         } \
 639         strcpy( line + lcur, buf ); \
 640         lcur += len; \
 641 }
 642
 643 static char *
 644 fp_getline( FILE *fp, int *lineno )
 645 {
 646         char            *p;
 647
 648         lcur = 0;
 649         CATLINE( buf );
 650         (*lineno)++;
 651
 652         /* hack attack - keeps us from having to keep a stack of bufs... */
 653         if ( strncasecmp( line, "include", 7 ) == 0 ) {
 654                 buf[0] = '\0';
 655                 return( line );
 656         }
 657
 658         while ( fgets( buf, sizeof(buf), fp ) != NULL ) {
 659                 if ( (p = strchr( buf, '\n' )) != NULL ) {
 660                         *p = '\0';
 661                 }
 662                 if ( ! isspace( (unsigned char) buf[0] ) ) {
 663                         return( line );
 664                 }
 665
 666                 CATLINE( buf );
 667                 (*lineno)++;
 668         }
 669         buf[0] = '\0';
 670
 671         return( line[0] ? line : NULL );
 672 }
 673
 674 static void
 675 fp_getline_init( int *lineno )
 676 {
 677         *lineno = -1;
 678         buf[0] = '\0';
 679 }