libopkg/opkg_conf.c

   1 /* opkg_conf.c - the opkg package management system
   2
   3    Carl D. Worth
   4
   5    Copyright (C) 2001 University of Southern California
   6
   7    This program is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public License as
   9    published by the Free Software Foundation; either version 2, or (at
  10    your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    General Public License for more details.
  16 */
  17
  18 #include "includes.h"
  19 #include "opkg_conf.h"
  20
  21 #include "xregex.h"
  22 #include "sprintf_alloc.h"
  23 #include "opkg_conf.h"
  24 #include "opkg_message.h"
  25 #include "file_util.h"
  26 #include "str_util.h"
  27 #include "xsystem.h"
  28 #include <glob.h>
  29 #include "opkg_defines.h"
  30
  31
  32 static int opkg_conf_parse_file(opkg_conf_t *conf, const char *filename,
  33                                 pkg_src_list_t *pkg_src_list,
  34                                 nv_pair_list_t *tmp_dest_nv_pair_list,
  35                                 char **tmp_lists_dir);
  36 static int opkg_conf_set_option(const opkg_option_t *options,
  37                                 const char *name, const char *value);
  38 static int opkg_conf_set_default_dest(opkg_conf_t *conf,
  39                                       const char *default_dest_name);
  40 static int set_and_load_pkg_src_list(opkg_conf_t *conf,
  41                                      pkg_src_list_t *nv_pair_list);
  42 static int set_and_load_pkg_dest_list(opkg_conf_t *conf,
  43                                       nv_pair_list_t *nv_pair_list, char * lists_dir);
  44
  45 int opkg_init_options_array(const opkg_conf_t *conf, opkg_option_t **options)
  46 {
  47      opkg_option_t tmp[] = {
  48           { "force_defaults", OPKG_OPT_TYPE_BOOL, &conf->force_defaults },
  49           { "force_depends", OPKG_OPT_TYPE_BOOL, &conf->force_depends },
  50           { "force_overwrite", OPKG_OPT_TYPE_BOOL, &conf->force_overwrite },
  51           { "force_downgrade", OPKG_OPT_TYPE_BOOL, &conf->force_downgrade },
  52           { "force_reinstall", OPKG_OPT_TYPE_BOOL, &conf->force_reinstall },
  53           { "force_space", OPKG_OPT_TYPE_BOOL, &conf->force_space },
  54           { "ftp_proxy", OPKG_OPT_TYPE_STRING, &conf->ftp_proxy },
  55           { "http_proxy", OPKG_OPT_TYPE_STRING, &conf->http_proxy },
  56           { "no_proxy", OPKG_OPT_TYPE_STRING, &conf->no_proxy },
  57           { "test", OPKG_OPT_TYPE_INT, &conf->noaction },
  58           { "noaction", OPKG_OPT_TYPE_INT, &conf->noaction },
  59           { "nodeps", OPKG_OPT_TYPE_BOOL, &conf->nodeps },
  60           { "offline_root", OPKG_OPT_TYPE_STRING, &conf->offline_root },
  61           { "offline_root_post_script_cmd", OPKG_OPT_TYPE_STRING, &conf->offline_root_post_script_cmd },
  62           { "offline_root_pre_script_cmd", OPKG_OPT_TYPE_STRING, &conf->offline_root_pre_script_cmd },
  63           { "proxy_passwd", OPKG_OPT_TYPE_STRING, &conf->proxy_passwd },
  64           { "proxy_user", OPKG_OPT_TYPE_STRING, &conf->proxy_user },
  65           { "query-all", OPKG_OPT_TYPE_BOOL, &conf->query_all },
  66           { "verbosity", OPKG_OPT_TYPE_BOOL, &conf->verbosity },
  67           { NULL }
  68      };
  69
  70      *options = (opkg_option_t *)malloc(sizeof(tmp));
  71      if ( options == NULL ){
  72         fprintf(stderr,"%s: Unable to allocate memory\n",__FUNCTION__);
  73         return -1;
  74      }
  75
  76      memcpy(*options, tmp, sizeof(tmp));
  77      return 0;
  78 };
  79
  80 static void opkg_conf_override_string(char **conf_str, char *arg_str)
  81 {
  82      if (arg_str) {
  83           if (*conf_str) {
  84                free(*conf_str);
  85           }
  86           *conf_str = strdup(arg_str);
  87      }
  88 }
  89
  90 static void opkg_conf_free_string(char **conf_str)
  91 {
  92      if (*conf_str) {
  93           free(*conf_str);
  94           *conf_str = NULL;
  95      }
  96 }
  97
  98 int opkg_conf_init(opkg_conf_t *conf, const args_t *args)
  99 {
 100      int err;
 101      char *tmp_dir_base;
 102      nv_pair_list_t tmp_dest_nv_pair_list;
 103      char * lists_dir =NULL;
 104      glob_t globbuf;
 105      char *etc_opkg_conf_pattern = "/etc/opkg/*.conf";
 106      char *pending_dir  =NULL;
 107
 108      memset(conf, 0, sizeof(opkg_conf_t));
 109
 110      pkg_src_list_init(&conf->pkg_src_list);
 111
 112      nv_pair_list_init(&tmp_dest_nv_pair_list);
 113      pkg_dest_list_init(&conf->pkg_dest_list);
 114
 115      nv_pair_list_init(&conf->arch_list);
 116
 117      conf->restrict_to_default_dest = 0;
 118      conf->default_dest = NULL;
 119
 120
 121      if (args->tmp_dir)
 122           tmp_dir_base = args->tmp_dir;
 123      else
 124           tmp_dir_base = getenv("TMPDIR");
 125      sprintf_alloc(&conf->tmp_dir, "%s/%s",
 126                    tmp_dir_base ? tmp_dir_base : OPKG_CONF_DEFAULT_TMP_DIR_BASE,
 127                    OPKG_CONF_TMP_DIR_SUFFIX);
 128      conf->tmp_dir = mkdtemp(conf->tmp_dir);
 129      if (conf->tmp_dir == NULL) {
 130           fprintf(stderr, "%s: Failed to create temporary directory `%s': %s\n",
 131                   __FUNCTION__, conf->tmp_dir, strerror(errno));
 132           return errno;
 133      }
 134
 135      conf->force_depends = 0;
 136      conf->force_defaults = 0;
 137      conf->force_overwrite = 0;
 138      conf->force_downgrade = 0;
 139      conf->force_reinstall = 0;
 140      conf->force_space = 0;
 141      conf->force_removal_of_essential_packages = 0;
 142      conf->force_removal_of_dependent_packages = 0;
 143      conf->nodeps = 0;
 144      conf->offline_root = NULL;
 145      conf->offline_root_pre_script_cmd = NULL;
 146      conf->offline_root_post_script_cmd = NULL;
 147      conf->verbosity = 1;
 148      conf->noaction = 0;
 149
 150      conf->http_proxy = NULL;
 151      conf->ftp_proxy = NULL;
 152      conf->no_proxy = NULL;
 153      conf->proxy_user = NULL;
 154      conf->proxy_passwd = NULL;
 155
 156      pkg_hash_init("pkg-hash", &conf->pkg_hash, OPKG_CONF_DEFAULT_HASH_LEN);
 157      hash_table_init("file-hash", &conf->file_hash, OPKG_CONF_DEFAULT_HASH_LEN);
 158      hash_table_init("obs-file-hash", &conf->obs_file_hash, OPKG_CONF_DEFAULT_HASH_LEN);
 159      lists_dir=(char *)malloc(1);
 160      lists_dir[0]='\0';
 161      if (args->conf_file) {
 162           struct stat stat_buf;
 163           err = stat(args->conf_file, &stat_buf);
 164           if (err == 0)
 165                if (opkg_conf_parse_file(conf, args->conf_file,
 166                                     &conf->pkg_src_list, &tmp_dest_nv_pair_list,&lists_dir)<0) {
 167                    /* Memory leakage from opkg_conf_parse-file */
 168                    return -1;
 169                }
 170
 171      }
 172
 173      /* if (!lists_dir ){*/
 174      if (strlen(lists_dir)<=1 ){
 175         lists_dir = realloc(lists_dir,strlen(OPKG_CONF_LISTS_DIR)+2);
 176         sprintf (lists_dir,"%s",OPKG_CONF_LISTS_DIR);
 177      }
 178
 179      if (args->offline_root) {
 180             char *tmp;// = malloc(strlen(lists_dir) + strlen(args->offline_root) + 1);
 181             sprintf_alloc(&tmp, "%s/%s",args->offline_root,lists_dir);
 182             free(lists_dir);
 183             lists_dir = tmp;
 184      }
 185
 186      pending_dir = malloc(strlen(lists_dir)+strlen("/pending")+5);
 187      snprintf(pending_dir,strlen(lists_dir)+strlen("/pending") ,"%s%s",lists_dir,"/pending");
 188
 189      conf->lists_dir = strdup(lists_dir);
 190      conf->pending_dir = strdup(pending_dir);
 191
 192      if (args->offline_root)
 193           sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf", args->offline_root);
 194      memset(&globbuf, 0, sizeof(globbuf));
 195      err = glob(etc_opkg_conf_pattern, 0, NULL, &globbuf);
 196      if (args->offline_root)
 197           free (etc_opkg_conf_pattern);
 198      if (!err) {
 199           int i;
 200           for (i = 0; i < globbuf.gl_pathc; i++) {
 201                if (globbuf.gl_pathv[i])
 202                     if ( opkg_conf_parse_file(conf, globbuf.gl_pathv[i],
 203                                          &conf->pkg_src_list, &tmp_dest_nv_pair_list,&lists_dir)<0) {
 204                         /* Memory leakage from opkg_conf_parse-file */
 205                         return -1;
 206                     }
 207           }
 208      }
 209      globfree(&globbuf);
 210
 211      /* if no architectures were defined, then default all, noarch, and host architecture */
 212      if (nv_pair_list_empty(&conf->arch_list)) {
 213           nv_pair_list_append(&conf->arch_list, "all", "1");
 214           nv_pair_list_append(&conf->arch_list, "noarch", "1");
 215           nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
 216      }
 217
 218      /* Even if there is no conf file, we'll need at least one dest. */
 219      if (tmp_dest_nv_pair_list.head == NULL) {
 220           nv_pair_list_append(&tmp_dest_nv_pair_list,
 221                               OPKG_CONF_DEFAULT_DEST_NAME,
 222                               OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
 223      }
 224
 225      /* After parsing the file, set options from command-line, (so that
 226         command-line arguments take precedence) */
 227      /* XXX: CLEANUP: The interaction between args.c and opkg_conf.c
 228         really needs to be cleaned up. There is so much duplication
 229         right now it is ridiculous. Maybe opkg_conf_t should just save
 230         a pointer to args_t (which could then not be freed), rather
 231         than duplicating every field here? */
 232      if (args->autoremove) {
 233           conf->autoremove = 1;
 234      }
 235      if (args->force_depends) {
 236           conf->force_depends = 1;
 237      }
 238      if (args->force_defaults) {
 239           conf->force_defaults = 1;
 240      }
 241      if (args->force_overwrite) {
 242           conf->force_overwrite = 1;
 243      }
 244      if (args->force_downgrade) {
 245           conf->force_downgrade = 1;
 246      }
 247      if (args->force_reinstall) {
 248           conf->force_reinstall = 1;
 249      }
 250      if (args->force_removal_of_dependent_packages) {
 251           conf->force_removal_of_dependent_packages = 1;
 252      }
 253      if (args->force_removal_of_essential_packages) {
 254           conf->force_removal_of_essential_packages = 1;
 255      }
 256      if (args->nodeps) {
 257           conf->nodeps = 1;
 258      }
 259      if (args->noaction) {
 260           conf->noaction = 1;
 261      }
 262      if (args->query_all) {
 263           conf->query_all = 1;
 264      }
 265      if (args->verbosity != conf->verbosity) {
 266           conf->verbosity = args->verbosity;
 267      }
 268
 269      opkg_conf_override_string(&conf->offline_root,
 270                                args->offline_root);
 271      opkg_conf_override_string(&conf->offline_root_pre_script_cmd,
 272                                args->offline_root_pre_script_cmd);
 273      opkg_conf_override_string(&conf->offline_root_post_script_cmd,
 274                                args->offline_root_post_script_cmd);
 275
 276 /* Pigi: added a flag to disable the checking of structures if the command does not need to
 277          read anything from there.
 278 */
 279      if ( !(args->nocheckfordirorfile)){
 280         /* need to run load the source list before dest list -Jamey */
 281         if ( !(args->noreadfeedsfile))
 282            set_and_load_pkg_src_list(conf, &conf->pkg_src_list);
 283
 284         /* Now that we have resolved conf->offline_root, we can commit to
 285            the directory names for the dests and load in all the package
 286            lists. */
 287         set_and_load_pkg_dest_list(conf, &tmp_dest_nv_pair_list,lists_dir);
 288
 289         if (args->dest) {
 290              err = opkg_conf_set_default_dest(conf, args->dest);
 291              if (err) {
 292                   return err;
 293              }
 294         }
 295      }
 296      nv_pair_list_deinit(&tmp_dest_nv_pair_list);
 297      free(lists_dir);
 298      free(pending_dir);
 299
 300      return 0;
 301 }
 302
 303 void opkg_conf_deinit(opkg_conf_t *conf)
 304 {
 305 #ifdef OPKG_DEBUG_NO_TMP_CLEANUP
 306 #error
 307      fprintf(stderr, "%s: Not cleaning up %s since opkg compiled "
 308              "with OPKG_DEBUG_NO_TMP_CLEANUP\n",
 309              __FUNCTION__, conf->tmp_dir);
 310 #else
 311      int err;
 312
 313      err = rmdir(conf->tmp_dir);
 314      if (err) {
 315           if (errno == ENOTEMPTY) {
 316                char *cmd;
 317                sprintf_alloc(&cmd, "rm -fr %s\n", conf->tmp_dir);
 318                err = xsystem(cmd);
 319                free(cmd);
 320           }
 321           if (err)
 322                fprintf(stderr, "WARNING: Unable to remove temporary directory: %s: %s\n", conf->tmp_dir, strerror(errno));
 323      }
 324 #endif /* OPKG_DEBUG_NO_TMP_CLEANUP */
 325
 326      free(conf->tmp_dir); /*XXX*/
 327      free(conf->lists_dir);
 328      free(conf->pending_dir);
 329
 330      pkg_src_list_deinit(&conf->pkg_src_list);
 331      pkg_dest_list_deinit(&conf->pkg_dest_list);
 332      nv_pair_list_deinit(&conf->arch_list);
 333      if (&conf->pkg_hash)
 334                     pkg_hash_deinit(&conf->pkg_hash);
 335      if (&conf->file_hash)
 336                     hash_table_deinit(&conf->file_hash);
 337      if (&conf->obs_file_hash)
 338                     hash_table_deinit(&conf->obs_file_hash);
 339
 340      opkg_conf_free_string(&conf->offline_root);
 341      opkg_conf_free_string(&conf->offline_root_pre_script_cmd);
 342      opkg_conf_free_string(&conf->offline_root_post_script_cmd);
 343
 344      if (conf->verbosity > 1) {
 345           int i;
 346           hash_table_t *hashes[] = {
 347                &conf->pkg_hash,
 348                &conf->file_hash,
 349                &conf->obs_file_hash };
 350           for (i = 0; i < 3; i++) {
 351                hash_table_t *hash = hashes[i];
 352                int c = 0;
 353                int n_conflicts = 0;
 354                int j;
 355                for (j = 0; j < hash->n_entries; j++) {
 356                     int len = 0;
 357                     hash_entry_t *e = &hash->entries[j];
 358                     if (e->next)
 359                          n_conflicts++;
 360                     while (e && e->key) {
 361                          len++;
 362                          e = e->next;
 363                     }
 364                     if (len > c)
 365                          c = len;
 366                }
 367                opkg_message(conf, OPKG_DEBUG, "hash_table[%s] n_buckets=%d n_elements=%d max_conflicts=%d n_conflicts=%d\n",
 368                             hash->name, hash->n_entries, hash->n_elements, c, n_conflicts);
 369                hash_table_deinit(hash);
 370           }
 371      }
 372 }
 373
 374 static int opkg_conf_set_default_dest(opkg_conf_t *conf,
 375                                       const char *default_dest_name)
 376 {
 377      pkg_dest_list_elt_t *iter;
 378      pkg_dest_t *dest;
 379
 380      for (iter = conf->pkg_dest_list.head; iter; iter = iter->next) {
 381           dest = iter->data;
 382           if (strcmp(dest->name, default_dest_name) == 0) {
 383                conf->default_dest = dest;
 384                conf->restrict_to_default_dest = 1;
 385                return 0;
 386           }
 387      }
 388
 389      fprintf(stderr, "ERROR: Unknown dest name: `%s'\n", default_dest_name);
 390
 391      return 1;
 392 }
 393
 394 static int set_and_load_pkg_src_list(opkg_conf_t *conf, pkg_src_list_t *pkg_src_list)
 395 {
 396      pkg_src_list_elt_t *iter;
 397      pkg_src_t *src;
 398      char *list_file;
 399
 400      for (iter = pkg_src_list->head; iter; iter = iter->next) {
 401           src = iter->data;
 402           if (src == NULL) {
 403                continue;
 404           }
 405
 406           sprintf_alloc(&list_file, "%s/%s",
 407                           conf->restrict_to_default_dest ? conf->default_dest->lists_dir : conf->lists_dir,
 408                           src->name);
 409
 410           if (file_exists(list_file)) {
 411                pkg_hash_add_from_file(conf, list_file, src, NULL, 0);
 412           }
 413           free(list_file);
 414      }
 415
 416      return 0;
 417 }
 418
 419 static int set_and_load_pkg_dest_list(opkg_conf_t *conf, nv_pair_list_t *nv_pair_list, char *lists_dir )
 420 {
 421      nv_pair_list_elt_t *iter;
 422      nv_pair_t *nv_pair;
 423      pkg_dest_t *dest;
 424      char *root_dir;
 425
 426      for (iter = nv_pair_list->head; iter; iter = iter->next) {
 427           nv_pair = iter->data;
 428
 429           if (conf->offline_root) {
 430                sprintf_alloc(&root_dir, "%s%s", conf->offline_root, nv_pair->value);
 431           } else {
 432                root_dir = strdup(nv_pair->value);
 433           }
 434           dest = pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name, root_dir, lists_dir);
 435           free(root_dir);
 436           if (dest == NULL) {
 437                continue;
 438           }
 439           if (conf->default_dest == NULL) {
 440                conf->default_dest = dest;
 441           }
 442           if (file_exists(dest->status_file_name)) {
 443                pkg_hash_add_from_file(conf, dest->status_file_name,
 444                                       NULL, dest, 1);
 445           }
 446      }
 447
 448      return 0;
 449 }
 450
 451 static int opkg_conf_parse_file(opkg_conf_t *conf, const char *filename,
 452                                 pkg_src_list_t *pkg_src_list,
 453                                 nv_pair_list_t *tmp_dest_nv_pair_list,
 454                                 char **lists_dir)
 455 {
 456      int err;
 457      opkg_option_t * options;
 458      FILE *file = fopen(filename, "r");
 459      regex_t valid_line_re, comment_re;
 460 #define regmatch_size 12
 461      regmatch_t regmatch[regmatch_size];
 462
 463      if (opkg_init_options_array(conf, &options)<0)
 464         return ENOMEM;
 465
 466      if (file == NULL) {
 467           fprintf(stderr, "%s: failed to open %s: %s\n",
 468                   __FUNCTION__, filename, strerror(errno));
 469           free(options);
 470           return errno;
 471      }
 472      opkg_message(conf, OPKG_NOTICE, "loading conf file %s\n", filename);
 473
 474      err = xregcomp(&comment_re,
 475                     "^[[:space:]]*(#.*|[[:space:]]*)$",
 476                     REG_EXTENDED);
 477      if (err) {
 478           free(options);
 479           return err;
 480      }
 481      err = xregcomp(&valid_line_re, "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))([[:space:]]+([^[:space:]]+))?[[:space:]]*$", REG_EXTENDED);
 482      if (err) {
 483           free(options);
 484           return err;
 485      }
 486
 487      while(1) {
 488           int line_num = 0;
 489           char *line;
 490           char *type, *name, *value, *extra;
 491
 492           line = file_read_line_alloc(file);
 493           line_num++;
 494           if (line == NULL) {
 495                break;
 496           }
 497
 498           str_chomp(line);
 499
 500           if (regexec(&comment_re, line, 0, 0, 0) == 0) {
 501                goto NEXT_LINE;
 502           }
 503
 504           if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) == REG_NOMATCH) {
 505                str_chomp(line);
 506                fprintf(stderr, "%s:%d: Ignoring invalid line: `%s'\n",
 507                        filename, line_num, line);
 508                goto NEXT_LINE;
 509           }
 510
 511           /* This has to be so ugly to deal with optional quotation marks */
 512           if (regmatch[2].rm_so > 0) {
 513                type = strndup(line + regmatch[2].rm_so,
 514                               regmatch[2].rm_eo - regmatch[2].rm_so);
 515           } else {
 516                type = strndup(line + regmatch[3].rm_so,
 517                               regmatch[3].rm_eo - regmatch[3].rm_so);
 518           }
 519           if (regmatch[5].rm_so > 0) {
 520                name = strndup(line + regmatch[5].rm_so,
 521                               regmatch[5].rm_eo - regmatch[5].rm_so);
 522           } else {
 523                name = strndup(line + regmatch[6].rm_so,
 524                               regmatch[6].rm_eo - regmatch[6].rm_so);
 525           }
 526           if (regmatch[8].rm_so > 0) {
 527                value = strndup(line + regmatch[8].rm_so,
 528                                regmatch[8].rm_eo - regmatch[8].rm_so);
 529           } else {
 530                value = strndup(line + regmatch[9].rm_so,
 531                                regmatch[9].rm_eo - regmatch[9].rm_so);
 532           }
 533           extra = NULL;
 534           if (regmatch[11].rm_so > 0) {
 535                extra = strndup (line + regmatch[11].rm_so,
 536                                 regmatch[11].rm_eo - regmatch[11].rm_so);
 537           }
 538
 539           /* We use the tmp_dest_nv_pair_list below instead of
 540              conf->pkg_dest_list because we might encounter an
 541              offline_root option later and that would invalidate the
 542              directories we would have computed in
 543              pkg_dest_list_init. (We do a similar thing with
 544              tmp_src_nv_pair_list for sake of symmetry.) */
 545           if (strcmp(type, "option") == 0) {
 546                opkg_conf_set_option(options, name, value);
 547           } else if (strcmp(type, "src") == 0) {
 548                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
 549                     pkg_src_list_append (pkg_src_list, name, value, extra, 0);
 550                } else {
 551                     opkg_message(conf, OPKG_ERROR, "ERROR: duplicate src declaration.  Skipping:\n\t src %s %s\n",
 552                                  name, value);
 553                }
 554           } else if (strcmp(type, "src/gz") == 0) {
 555                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
 556                     pkg_src_list_append (pkg_src_list, name, value, extra, 1);
 557                } else {
 558                     opkg_message(conf, OPKG_ERROR, "ERROR: duplicate src declaration.  Skipping:\n\t src %s %s\n",
 559                                  name, value);
 560                }
 561           } else if (strcmp(type, "dest") == 0) {
 562                nv_pair_list_append(tmp_dest_nv_pair_list, name, value);
 563           } else if (strcmp(type, "lists_dir") == 0) {
 564                *lists_dir = realloc(*lists_dir,strlen(value)+1);
 565                if (*lists_dir == NULL) {
 566                     opkg_message(conf, OPKG_ERROR, "ERROR: Not enough memory\n");
 567                     free(options);
 568                     return EINVAL;
 569                }
 570                sprintf (*lists_dir,"%s",value);
 571           } else if (strcmp(type, "arch") == 0) {
 572                opkg_message(conf, OPKG_INFO, "supported arch %s priority (%s)\n", name, value);
 573                if (!value) {
 574                     opkg_message(conf, OPKG_NOTICE, "defaulting architecture %s priority to 10\n", name);
 575                     value = strdup("10");
 576                }
 577                nv_pair_list_append(&conf->arch_list, name, value);
 578           } else {
 579                fprintf(stderr, "WARNING: Ignoring unknown configuration "
 580                        "parameter: %s %s %s\n", type, name, value);
 581                free(options);
 582                return EINVAL;
 583           }
 584
 585           free(type);
 586           free(name);
 587           free(value);
 588           if (extra)
 589                free (extra);
 590
 591      NEXT_LINE:
 592           free(line);
 593      }
 594
 595      free(options);
 596      regfree(&comment_re);
 597      regfree(&valid_line_re);
 598      fclose(file);
 599
 600      return 0;
 601 }
 602
 603 static int opkg_conf_set_option(const opkg_option_t *options,
 604                                 const char *name, const char *value)
 605 {
 606      int i = 0;
 607      while (options[i].name) {
 608           if (strcmp(options[i].name, name) == 0) {
 609                switch (options[i].type) {
 610                case OPKG_OPT_TYPE_BOOL:
 611                     *((int *)options[i].value) = 1;
 612                     return 0;
 613                case OPKG_OPT_TYPE_INT:
 614                     if (value) {
 615                          *((int *)options[i].value) = atoi(value);
 616                          return 0;
 617                     } else {
 618                          printf("%s: Option %s need an argument\n",
 619                                 __FUNCTION__, name);
 620                          return EINVAL;
 621                     }
 622                case OPKG_OPT_TYPE_STRING:
 623                     if (value) {
 624                          *((char **)options[i].value) = strdup(value);
 625                          return 0;
 626                     } else {
 627                          printf("%s: Option %s need an argument\n",
 628                                 __FUNCTION__, name);
 629                          return EINVAL;
 630                     }
 631                }
 632           }
 633           i++;
 634      }
 635
 636      fprintf(stderr, "%s: Unrecognized option: %s=%s\n",
 637              __FUNCTION__, name, value);
 638      return EINVAL;
 639 }
 640
 641 int opkg_conf_write_status_files(opkg_conf_t *conf)
 642 {
 643      pkg_dest_list_elt_t *iter;
 644      pkg_dest_t *dest;
 645      pkg_vec_t *all;
 646      pkg_t *pkg;
 647      register int i;
 648      int err;
 649
 650      if (conf->noaction)
 651           return 0;
 652      for (iter = conf->pkg_dest_list.head; iter; iter = iter->next) {
 653           dest = iter->data;
 654           dest->status_file = fopen(dest->status_file_tmp_name, "w");
 655           if (dest->status_file == NULL) {
 656                fprintf(stderr, "%s: Can't open status file: %s for writing: %s\n",
 657                        __FUNCTION__, dest->status_file_name, strerror(errno));
 658           }
 659      }
 660
 661      all = pkg_vec_alloc();
 662      pkg_hash_fetch_available(&conf->pkg_hash, all);
 663
 664      for(i = 0; i < all->len; i++) {
 665           pkg = all->pkgs[i];
 666           /* We don't need most uninstalled packages in the status file */
 667           if (pkg->state_status == SS_NOT_INSTALLED
 668               && (pkg->state_want == SW_UNKNOWN
 669                   || pkg->state_want == SW_DEINSTALL
 670                   || pkg->state_want == SW_PURGE)) {
 671                continue;
 672           }
 673           if (!pkg) {
 674             fprintf(stderr, "Null package\n");
 675           }
 676           if (pkg->dest == NULL) {
 677                fprintf(stderr, "%s: ERROR: Can't write status for "
 678                        "package %s since it has a NULL dest\n",
 679                        __FUNCTION__, pkg->name);
 680                continue;
 681           }
 682           if (pkg->dest->status_file) {
 683                pkg_print_status(pkg, pkg->dest->status_file);
 684           }
 685      }
 686
 687      pkg_vec_free(all);
 688
 689      for (iter = conf->pkg_dest_list.head; iter; iter = iter->next) {
 690           dest = iter->data;
 691           if (dest->status_file) {
 692                err = ferror(dest->status_file);
 693                fclose(dest->status_file);
 694                dest->status_file = NULL;
 695                if (!err) {
 696                     file_move(dest->status_file_tmp_name, dest->status_file_name);
 697                } else {
 698                     fprintf(stderr, "%s: ERROR: An error has occurred writing %s, "
 699                             "retaining old %s\n", __FUNCTION__,
 700                             dest->status_file_tmp_name, dest->status_file_name);
 701                }
 702           }
 703      }
 704
 705      return 0;
 706 }
 707
 708
 709 char *root_filename_alloc(opkg_conf_t *conf, char *filename)
 710 {
 711      char *root_filename;
 712      sprintf_alloc(&root_filename, "%s%s", (conf->offline_root ? conf->offline_root : ""), filename);
 713      return root_filename;
 714 }