package/opkg/patches/003-fs_overlay_support.patch

   1 This patch adds a new configuration option (overlay_root) specifying
   2 what mount point opkg should check for available storage space.
   3
   4 Signed-off-by: Nicolas Thill <nico@openwrt.org>
   5
   6
   7 --- a/libopkg/opkg_conf.c
   8 +++ b/libopkg/opkg_conf.c
   9 @@ -64,6 +64,7 @@ int opkg_init_options_array(const opkg_c
  10           { "offline_root", OPKG_OPT_TYPE_STRING, &conf->offline_root },
  11           { "offline_root_post_script_cmd", OPKG_OPT_TYPE_STRING, &conf->offline_root_post_script_cmd },
  12           { "offline_root_pre_script_cmd", OPKG_OPT_TYPE_STRING, &conf->offline_root_pre_script_cmd },
  13 +         { "overlay_root", OPKG_OPT_TYPE_STRING, &conf->overlay_root },
  14           { "proxy_passwd", OPKG_OPT_TYPE_STRING, &conf->proxy_passwd },
  15           { "proxy_user", OPKG_OPT_TYPE_STRING, &conf->proxy_user },
  16           { "query-all", OPKG_OPT_TYPE_BOOL, &conf->query_all },
  17 --- a/libopkg/opkg_conf.h
  18 +++ b/libopkg/opkg_conf.h
  19 @@ -67,6 +67,7 @@ struct opkg_conf
  20       char *offline_root;
  21       char *offline_root_pre_script_cmd;
  22       char *offline_root_post_script_cmd;
  23 +     char *overlay_root;
  24       int query_all;
  25       int verbosity;
  26       int noaction;
  27 --- a/libopkg/opkg_install.c
  28 +++ b/libopkg/opkg_install.c
  29 @@ -524,10 +524,13 @@ static int verify_pkg_installable(opkg_c
  30       *    my diddling with the .opk file size below isn't going to cut it.
  31       * 3) return a proper error code instead of 1
  32       */
  33 -     int comp_size, blocks_available;
  34 -
  35 +     int comp_size, blocks_available = -1;
  36 +
  37       if (!conf->force_space && pkg->installed_size != NULL) {
  38 -         blocks_available = get_available_blocks(conf->default_dest->root_dir);
  39 +          if (conf->overlay_root != NULL)
  40 +               blocks_available = get_available_blocks(conf->overlay_root);
  41 +          if (blocks_available < 0)
  42 +               blocks_available = get_available_blocks(conf->default_dest->root_dir);
  43
  44           comp_size = strtoul(pkg->installed_size, NULL, 0);
  45           /* round up a blocks count without doing fancy-but-slow casting jazz */
  46 --- a/libopkg/opkg_utils.c
  47 +++ b/libopkg/opkg_utils.c
  48 @@ -30,10 +30,8 @@ int get_available_blocks(char * filesyst
  49  {
  50       struct statfs sfs;
  51
  52 -     if(statfs(filesystem, &sfs)){
  53 -         fprintf(stderr, "bad statfs\n");
  54 -         return 0;
  55 -     }
  56 +     if(statfs(filesystem, &sfs))
  57 +         return -1;
  58       /*    fprintf(stderr, "reported fs type %x\n", sfs.f_type); */
  59       return ((sfs.f_bavail * sfs.f_bsize) / 1024);
  60  }