1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/latlon--0.14--0.15.sql	Wed Feb 12 11:08:37 2020 +0100
     1.3 @@ -0,0 +1,512 @@
     1.4 +
     1.5 +------------------------------------------------------------
     1.6 +-- dummy input/output functions for dummy index key types --
     1.7 +------------------------------------------------------------
     1.8 +
     1.9 +CREATE OR REPLACE FUNCTION ekey_point_in_dummy(cstring)
    1.10 +  RETURNS ekey_point
    1.11 +  LANGUAGE C IMMUTABLE STRICT
    1.12 +  AS '$libdir/latlon-v0010', 'pgl_notimpl';
    1.13 +
    1.14 +CREATE OR REPLACE FUNCTION ekey_point_out_dummy(ekey_point)
    1.15 +  RETURNS cstring
    1.16 +  LANGUAGE C IMMUTABLE STRICT
    1.17 +  AS '$libdir/latlon-v0010', 'pgl_notimpl';
    1.18 +
    1.19 +CREATE OR REPLACE FUNCTION ekey_area_in_dummy(cstring)
    1.20 +  RETURNS ekey_area
    1.21 +  LANGUAGE C IMMUTABLE STRICT
    1.22 +  AS '$libdir/latlon-v0010', 'pgl_notimpl';
    1.23 +
    1.24 +CREATE OR REPLACE FUNCTION ekey_area_out_dummy(ekey_area)
    1.25 +  RETURNS cstring
    1.26 +  LANGUAGE C IMMUTABLE STRICT
    1.27 +  AS '$libdir/latlon-v0010', 'pgl_notimpl';
    1.28 +
    1.29 +
    1.30 +--------------------------
    1.31 +-- text input functions --
    1.32 +--------------------------
    1.33 +
    1.34 +CREATE OR REPLACE FUNCTION epoint_in(cstring)
    1.35 +  RETURNS epoint
    1.36 +  LANGUAGE C IMMUTABLE STRICT
    1.37 +  AS '$libdir/latlon-v0010', 'pgl_epoint_in';
    1.38 +
    1.39 +CREATE OR REPLACE FUNCTION epoint_with_sample_count_in(cstring)
    1.40 +  RETURNS epoint_with_sample_count
    1.41 +  LANGUAGE C IMMUTABLE STRICT
    1.42 +  AS '$libdir/latlon-v0010', 'pgl_epoint_with_sample_count_in';
    1.43 +
    1.44 +CREATE OR REPLACE FUNCTION ebox_in(cstring)
    1.45 +  RETURNS ebox
    1.46 +  LANGUAGE C IMMUTABLE STRICT
    1.47 +  AS '$libdir/latlon-v0010', 'pgl_ebox_in';
    1.48 +
    1.49 +CREATE OR REPLACE FUNCTION ecircle_in(cstring)
    1.50 +  RETURNS ecircle
    1.51 +  LANGUAGE C IMMUTABLE STRICT
    1.52 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_in';
    1.53 +
    1.54 +CREATE OR REPLACE FUNCTION ecluster_in(cstring)
    1.55 +  RETURNS ecluster
    1.56 +  LANGUAGE C IMMUTABLE STRICT
    1.57 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_in';
    1.58 +
    1.59 +
    1.60 +---------------------------
    1.61 +-- text output functions --
    1.62 +---------------------------
    1.63 +
    1.64 +CREATE OR REPLACE FUNCTION epoint_out(epoint)
    1.65 +  RETURNS cstring
    1.66 +  LANGUAGE C IMMUTABLE STRICT
    1.67 +  AS '$libdir/latlon-v0010', 'pgl_epoint_out';
    1.68 +
    1.69 +CREATE OR REPLACE FUNCTION epoint_with_sample_count_out(epoint_with_sample_count)
    1.70 +  RETURNS cstring
    1.71 +  LANGUAGE C IMMUTABLE STRICT
    1.72 +  AS '$libdir/latlon-v0010', 'pgl_epoint_with_sample_count_out';
    1.73 +
    1.74 +CREATE OR REPLACE FUNCTION ebox_out(ebox)
    1.75 +  RETURNS cstring
    1.76 +  LANGUAGE C IMMUTABLE STRICT
    1.77 +  AS '$libdir/latlon-v0010', 'pgl_ebox_out';
    1.78 +
    1.79 +CREATE OR REPLACE FUNCTION ecircle_out(ecircle)
    1.80 +  RETURNS cstring
    1.81 +  LANGUAGE C IMMUTABLE STRICT
    1.82 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_out';
    1.83 +
    1.84 +CREATE OR REPLACE FUNCTION ecluster_out(ecluster)
    1.85 +  RETURNS cstring
    1.86 +  LANGUAGE C IMMUTABLE STRICT
    1.87 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_out';
    1.88 +
    1.89 +
    1.90 +--------------------------
    1.91 +-- binary I/O functions --
    1.92 +--------------------------
    1.93 +
    1.94 +CREATE OR REPLACE FUNCTION epoint_recv(internal)
    1.95 +  RETURNS epoint
    1.96 +  LANGUAGE C IMMUTABLE STRICT
    1.97 +  AS '$libdir/latlon-v0010', 'pgl_epoint_recv';
    1.98 +
    1.99 +CREATE OR REPLACE FUNCTION ebox_recv(internal)
   1.100 +  RETURNS ebox
   1.101 +  LANGUAGE C IMMUTABLE STRICT
   1.102 +  AS '$libdir/latlon-v0010', 'pgl_ebox_recv';
   1.103 +
   1.104 +CREATE OR REPLACE FUNCTION ecircle_recv(internal)
   1.105 +  RETURNS ecircle
   1.106 +  LANGUAGE C IMMUTABLE STRICT
   1.107 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_recv';
   1.108 +
   1.109 +CREATE OR REPLACE FUNCTION epoint_send(epoint)
   1.110 +  RETURNS bytea
   1.111 +  LANGUAGE C IMMUTABLE STRICT
   1.112 +  AS '$libdir/latlon-v0010', 'pgl_epoint_send';
   1.113 +
   1.114 +CREATE OR REPLACE FUNCTION ebox_send(ebox)
   1.115 +  RETURNS bytea
   1.116 +  LANGUAGE C IMMUTABLE STRICT
   1.117 +  AS '$libdir/latlon-v0010', 'pgl_ebox_send';
   1.118 +
   1.119 +CREATE OR REPLACE FUNCTION ecircle_send(ecircle)
   1.120 +  RETURNS bytea
   1.121 +  LANGUAGE C IMMUTABLE STRICT
   1.122 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_send';
   1.123 +
   1.124 +
   1.125 +--------------------
   1.126 +-- B-tree support --
   1.127 +--------------------
   1.128 +
   1.129 +-- begin of B-tree support for epoint
   1.130 +
   1.131 +CREATE OR REPLACE FUNCTION epoint_btree_lt(epoint, epoint)
   1.132 +  RETURNS boolean
   1.133 +  LANGUAGE C IMMUTABLE STRICT
   1.134 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_lt';
   1.135 +
   1.136 +CREATE OR REPLACE FUNCTION epoint_btree_le(epoint, epoint)
   1.137 +  RETURNS boolean
   1.138 +  LANGUAGE C IMMUTABLE STRICT
   1.139 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_le';
   1.140 +
   1.141 +CREATE OR REPLACE FUNCTION epoint_btree_eq(epoint, epoint)
   1.142 +  RETURNS boolean
   1.143 +  LANGUAGE C IMMUTABLE STRICT
   1.144 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_eq';
   1.145 +
   1.146 +CREATE OR REPLACE FUNCTION epoint_btree_ne(epoint, epoint)
   1.147 +  RETURNS boolean
   1.148 +  LANGUAGE C IMMUTABLE STRICT
   1.149 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_ne';
   1.150 +
   1.151 +CREATE OR REPLACE FUNCTION epoint_btree_ge(epoint, epoint)
   1.152 +  RETURNS boolean
   1.153 +  LANGUAGE C IMMUTABLE STRICT
   1.154 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_ge';
   1.155 +
   1.156 +CREATE OR REPLACE FUNCTION epoint_btree_gt(epoint, epoint)
   1.157 +  RETURNS boolean
   1.158 +  LANGUAGE C IMMUTABLE STRICT
   1.159 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_gt';
   1.160 +
   1.161 +CREATE OR REPLACE FUNCTION epoint_btree_cmp(epoint, epoint)
   1.162 +  RETURNS int4
   1.163 +  LANGUAGE C IMMUTABLE STRICT
   1.164 +  AS '$libdir/latlon-v0010', 'pgl_btree_epoint_cmp';
   1.165 +
   1.166 +-- end of B-tree support for epoint
   1.167 +
   1.168 +-- begin of B-tree support for ebox
   1.169 +
   1.170 +CREATE OR REPLACE FUNCTION ebox_btree_lt(ebox, ebox)
   1.171 +  RETURNS boolean
   1.172 +  LANGUAGE C IMMUTABLE STRICT
   1.173 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_lt';
   1.174 +
   1.175 +CREATE OR REPLACE FUNCTION ebox_btree_le(ebox, ebox)
   1.176 +  RETURNS boolean
   1.177 +  LANGUAGE C IMMUTABLE STRICT
   1.178 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_le';
   1.179 +
   1.180 +CREATE OR REPLACE FUNCTION ebox_btree_eq(ebox, ebox)
   1.181 +  RETURNS boolean
   1.182 +  LANGUAGE C IMMUTABLE STRICT
   1.183 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_eq';
   1.184 +
   1.185 +CREATE OR REPLACE FUNCTION ebox_btree_ne(ebox, ebox)
   1.186 +  RETURNS boolean
   1.187 +  LANGUAGE C IMMUTABLE STRICT
   1.188 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_ne';
   1.189 +
   1.190 +CREATE OR REPLACE FUNCTION ebox_btree_ge(ebox, ebox)
   1.191 +  RETURNS boolean
   1.192 +  LANGUAGE C IMMUTABLE STRICT
   1.193 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_ge';
   1.194 +
   1.195 +CREATE OR REPLACE FUNCTION ebox_btree_gt(ebox, ebox)
   1.196 +  RETURNS boolean
   1.197 +  LANGUAGE C IMMUTABLE STRICT
   1.198 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_gt';
   1.199 +
   1.200 +CREATE OR REPLACE FUNCTION ebox_btree_cmp(ebox, ebox)
   1.201 +  RETURNS int4
   1.202 +  LANGUAGE C IMMUTABLE STRICT
   1.203 +  AS '$libdir/latlon-v0010', 'pgl_btree_ebox_cmp';
   1.204 +
   1.205 +-- end of B-tree support for ebox
   1.206 +
   1.207 +-- begin of B-tree support for ecircle
   1.208 +
   1.209 +CREATE OR REPLACE FUNCTION ecircle_btree_lt(ecircle, ecircle)
   1.210 +  RETURNS boolean
   1.211 +  LANGUAGE C IMMUTABLE STRICT
   1.212 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_lt';
   1.213 +
   1.214 +CREATE OR REPLACE FUNCTION ecircle_btree_le(ecircle, ecircle)
   1.215 +  RETURNS boolean
   1.216 +  LANGUAGE C IMMUTABLE STRICT
   1.217 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_le';
   1.218 +
   1.219 +CREATE OR REPLACE FUNCTION ecircle_btree_eq(ecircle, ecircle)
   1.220 +  RETURNS boolean
   1.221 +  LANGUAGE C IMMUTABLE STRICT
   1.222 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_eq';
   1.223 +
   1.224 +CREATE OR REPLACE FUNCTION ecircle_btree_ne(ecircle, ecircle)
   1.225 +  RETURNS boolean
   1.226 +  LANGUAGE C IMMUTABLE STRICT
   1.227 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_ne';
   1.228 +
   1.229 +CREATE OR REPLACE FUNCTION ecircle_btree_ge(ecircle, ecircle)
   1.230 +  RETURNS boolean
   1.231 +  LANGUAGE C IMMUTABLE STRICT
   1.232 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_ge';
   1.233 +
   1.234 +CREATE OR REPLACE FUNCTION ecircle_btree_gt(ecircle, ecircle)
   1.235 +  RETURNS boolean
   1.236 +  LANGUAGE C IMMUTABLE STRICT
   1.237 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_gt';
   1.238 +
   1.239 +CREATE OR REPLACE FUNCTION ecircle_btree_cmp(ecircle, ecircle)
   1.240 +  RETURNS int4
   1.241 +  LANGUAGE C IMMUTABLE STRICT
   1.242 +  AS '$libdir/latlon-v0010', 'pgl_btree_ecircle_cmp';
   1.243 +
   1.244 +-- end of B-tree support for ecircle
   1.245 +
   1.246 +
   1.247 +----------------
   1.248 +-- type casts --
   1.249 +----------------
   1.250 +
   1.251 +CREATE OR REPLACE FUNCTION cast_epoint_to_ebox(epoint)
   1.252 +  RETURNS ebox
   1.253 +  LANGUAGE C IMMUTABLE STRICT
   1.254 +  AS '$libdir/latlon-v0010', 'pgl_epoint_to_ebox';
   1.255 +
   1.256 +CREATE OR REPLACE FUNCTION cast_epoint_to_ecircle(epoint)
   1.257 +  RETURNS ecircle
   1.258 +  LANGUAGE C IMMUTABLE STRICT
   1.259 +  AS '$libdir/latlon-v0010', 'pgl_epoint_to_ecircle';
   1.260 +
   1.261 +CREATE OR REPLACE FUNCTION cast_epoint_to_ecluster(epoint)
   1.262 +  RETURNS ecluster
   1.263 +  LANGUAGE C IMMUTABLE STRICT
   1.264 +  AS '$libdir/latlon-v0010', 'pgl_epoint_to_ecluster';
   1.265 +
   1.266 +CREATE OR REPLACE FUNCTION cast_ebox_to_ecluster(ebox)
   1.267 +  RETURNS ecluster
   1.268 +  LANGUAGE C IMMUTABLE STRICT
   1.269 +  AS '$libdir/latlon-v0010', 'pgl_ebox_to_ecluster';
   1.270 +
   1.271 +
   1.272 +---------------------------
   1.273 +-- constructor functions --
   1.274 +---------------------------
   1.275 +
   1.276 +CREATE OR REPLACE FUNCTION epoint(float8, float8)
   1.277 +  RETURNS epoint
   1.278 +  LANGUAGE C IMMUTABLE STRICT
   1.279 +  AS '$libdir/latlon-v0010', 'pgl_create_epoint';
   1.280 +
   1.281 +CREATE OR REPLACE FUNCTION epoint_with_sample_count(epoint, int4)
   1.282 +  RETURNS epoint_with_sample_count
   1.283 +  LANGUAGE C IMMUTABLE STRICT
   1.284 +  AS '$libdir/latlon-v0010', 'pgl_create_epoint_with_sample_count';
   1.285 +
   1.286 +CREATE OR REPLACE FUNCTION empty_ebox()
   1.287 +  RETURNS ebox
   1.288 +  LANGUAGE C IMMUTABLE STRICT
   1.289 +  AS '$libdir/latlon-v0010', 'pgl_create_empty_ebox';
   1.290 +
   1.291 +CREATE OR REPLACE FUNCTION ebox(float8, float8, float8, float8)
   1.292 +  RETURNS ebox
   1.293 +  LANGUAGE C IMMUTABLE STRICT
   1.294 +  AS '$libdir/latlon-v0010', 'pgl_create_ebox';
   1.295 +
   1.296 +CREATE OR REPLACE FUNCTION ebox(epoint, epoint)
   1.297 +  RETURNS ebox
   1.298 +  LANGUAGE C IMMUTABLE STRICT
   1.299 +  AS '$libdir/latlon-v0010', 'pgl_create_ebox_from_epoints';
   1.300 +
   1.301 +CREATE OR REPLACE FUNCTION ecircle(float8, float8, float8)
   1.302 +  RETURNS ecircle
   1.303 +  LANGUAGE C IMMUTABLE STRICT
   1.304 +  AS '$libdir/latlon-v0010', 'pgl_create_ecircle';
   1.305 +
   1.306 +CREATE OR REPLACE FUNCTION ecircle(epoint, float8)
   1.307 +  RETURNS ecircle
   1.308 +  LANGUAGE C IMMUTABLE STRICT
   1.309 +  AS '$libdir/latlon-v0010', 'pgl_create_ecircle_from_epoint';
   1.310 +
   1.311 +
   1.312 +----------------------
   1.313 +-- getter functions --
   1.314 +----------------------
   1.315 +
   1.316 +CREATE OR REPLACE FUNCTION latitude(epoint)
   1.317 +  RETURNS float8
   1.318 +  LANGUAGE C IMMUTABLE STRICT
   1.319 +  AS '$libdir/latlon-v0010', 'pgl_epoint_lat';
   1.320 +
   1.321 +CREATE OR REPLACE FUNCTION longitude(epoint)
   1.322 +  RETURNS float8
   1.323 +  LANGUAGE C IMMUTABLE STRICT
   1.324 +  AS '$libdir/latlon-v0010', 'pgl_epoint_lon';
   1.325 +
   1.326 +CREATE OR REPLACE FUNCTION min_latitude(ebox)
   1.327 +  RETURNS float8
   1.328 +  LANGUAGE C IMMUTABLE STRICT
   1.329 +  AS '$libdir/latlon-v0010', 'pgl_ebox_lat_min';
   1.330 +
   1.331 +CREATE OR REPLACE FUNCTION max_latitude(ebox)
   1.332 +  RETURNS float8
   1.333 +  LANGUAGE C IMMUTABLE STRICT
   1.334 +  AS '$libdir/latlon-v0010', 'pgl_ebox_lat_max';
   1.335 +
   1.336 +CREATE OR REPLACE FUNCTION min_longitude(ebox)
   1.337 +  RETURNS float8
   1.338 +  LANGUAGE C IMMUTABLE STRICT
   1.339 +  AS '$libdir/latlon-v0010', 'pgl_ebox_lon_min';
   1.340 +
   1.341 +CREATE OR REPLACE FUNCTION max_longitude(ebox)
   1.342 +  RETURNS float8
   1.343 +  LANGUAGE C IMMUTABLE STRICT
   1.344 +  AS '$libdir/latlon-v0010', 'pgl_ebox_lon_max';
   1.345 +
   1.346 +CREATE OR REPLACE FUNCTION center(ecircle)
   1.347 +  RETURNS epoint
   1.348 +  LANGUAGE C IMMUTABLE STRICT
   1.349 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_center';
   1.350 +
   1.351 +CREATE OR REPLACE FUNCTION radius(ecircle)
   1.352 +  RETURNS float8
   1.353 +  LANGUAGE C IMMUTABLE STRICT
   1.354 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_radius';
   1.355 +
   1.356 +
   1.357 +---------------
   1.358 +-- operators --
   1.359 +---------------
   1.360 +
   1.361 +CREATE OR REPLACE FUNCTION epoint_ebox_overlap_proc(epoint, ebox)
   1.362 +  RETURNS boolean
   1.363 +  LANGUAGE C IMMUTABLE STRICT
   1.364 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ebox_overlap';
   1.365 +
   1.366 +CREATE OR REPLACE FUNCTION epoint_ecircle_overlap_proc(epoint, ecircle)
   1.367 +  RETURNS boolean
   1.368 +  LANGUAGE C IMMUTABLE STRICT
   1.369 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ecircle_overlap';
   1.370 +
   1.371 +CREATE OR REPLACE FUNCTION epoint_ecluster_overlap_proc(epoint, ecluster)
   1.372 +  RETURNS boolean
   1.373 +  LANGUAGE C IMMUTABLE STRICT
   1.374 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ecluster_overlap';
   1.375 +
   1.376 +CREATE OR REPLACE FUNCTION epoint_ecluster_may_overlap_proc(epoint, ecluster)
   1.377 +  RETURNS boolean
   1.378 +  LANGUAGE C IMMUTABLE STRICT
   1.379 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ecluster_may_overlap';
   1.380 +
   1.381 +CREATE OR REPLACE FUNCTION ebox_overlap_proc(ebox, ebox)
   1.382 +  RETURNS boolean
   1.383 +  LANGUAGE C IMMUTABLE STRICT
   1.384 +  AS '$libdir/latlon-v0010', 'pgl_ebox_overlap';
   1.385 +
   1.386 +CREATE OR REPLACE FUNCTION ebox_ecircle_may_overlap_proc(ebox, ecircle)
   1.387 +  RETURNS boolean
   1.388 +  LANGUAGE C IMMUTABLE STRICT
   1.389 +  AS '$libdir/latlon-v0010', 'pgl_ebox_ecircle_may_overlap';
   1.390 +
   1.391 +CREATE OR REPLACE FUNCTION ebox_ecluster_may_overlap_proc(ebox, ecluster)
   1.392 +  RETURNS boolean
   1.393 +  LANGUAGE C IMMUTABLE STRICT
   1.394 +  AS '$libdir/latlon-v0010', 'pgl_ebox_ecluster_may_overlap';
   1.395 +
   1.396 +CREATE OR REPLACE FUNCTION ecircle_overlap_proc(ecircle, ecircle)
   1.397 +  RETURNS boolean
   1.398 +  LANGUAGE C IMMUTABLE STRICT
   1.399 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_overlap';
   1.400 +
   1.401 +CREATE OR REPLACE FUNCTION ecircle_ecluster_overlap_proc(ecircle, ecluster)
   1.402 +  RETURNS boolean
   1.403 +  LANGUAGE C IMMUTABLE STRICT
   1.404 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_ecluster_overlap';
   1.405 +
   1.406 +CREATE OR REPLACE FUNCTION ecircle_ecluster_may_overlap_proc(ecircle, ecluster)
   1.407 +  RETURNS boolean
   1.408 +  LANGUAGE C IMMUTABLE STRICT
   1.409 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_ecluster_may_overlap';
   1.410 +
   1.411 +CREATE OR REPLACE FUNCTION ecluster_overlap_proc(ecluster, ecluster)
   1.412 +  RETURNS boolean
   1.413 +  LANGUAGE C IMMUTABLE STRICT
   1.414 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_overlap';
   1.415 +
   1.416 +CREATE OR REPLACE FUNCTION ecluster_may_overlap_proc(ecluster, ecluster)
   1.417 +  RETURNS boolean
   1.418 +  LANGUAGE C IMMUTABLE STRICT
   1.419 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_may_overlap';
   1.420 +
   1.421 +CREATE OR REPLACE FUNCTION ecluster_contains_proc(ecluster, ecluster)
   1.422 +  RETURNS boolean
   1.423 +  LANGUAGE C IMMUTABLE STRICT
   1.424 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_contains';
   1.425 +
   1.426 +CREATE OR REPLACE FUNCTION epoint_distance_proc(epoint, epoint)
   1.427 +  RETURNS float8
   1.428 +  LANGUAGE C IMMUTABLE STRICT
   1.429 +  AS '$libdir/latlon-v0010', 'pgl_epoint_distance';
   1.430 +
   1.431 +CREATE OR REPLACE FUNCTION epoint_ecircle_distance_proc(epoint, ecircle)
   1.432 +  RETURNS float8
   1.433 +  LANGUAGE C IMMUTABLE STRICT
   1.434 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ecircle_distance';
   1.435 +
   1.436 +CREATE OR REPLACE FUNCTION epoint_ecluster_distance_proc(epoint, ecluster)
   1.437 +  RETURNS float8
   1.438 +  LANGUAGE C IMMUTABLE STRICT
   1.439 +  AS '$libdir/latlon-v0010', 'pgl_epoint_ecluster_distance';
   1.440 +
   1.441 +CREATE OR REPLACE FUNCTION ecircle_distance_proc(ecircle, ecircle)
   1.442 +  RETURNS float8
   1.443 +  LANGUAGE C IMMUTABLE STRICT
   1.444 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_distance';
   1.445 +
   1.446 +CREATE OR REPLACE FUNCTION ecircle_ecluster_distance_proc(ecircle, ecluster)
   1.447 +  RETURNS float8
   1.448 +  LANGUAGE C IMMUTABLE STRICT
   1.449 +  AS '$libdir/latlon-v0010', 'pgl_ecircle_ecluster_distance';
   1.450 +
   1.451 +CREATE OR REPLACE FUNCTION ecluster_distance_proc(ecluster, ecluster)
   1.452 +  RETURNS float8
   1.453 +  LANGUAGE C IMMUTABLE STRICT
   1.454 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_distance';
   1.455 +
   1.456 +CREATE OR REPLACE FUNCTION fair_distance_operator_proc(ecluster, epoint_with_sample_count)
   1.457 +  RETURNS float8
   1.458 +  LANGUAGE C IMMUTABLE STRICT
   1.459 +  AS '$libdir/latlon-v0010', 'pgl_ecluster_epoint_sc_fair_distance';
   1.460 +
   1.461 +
   1.462 +----------------
   1.463 +-- GiST index --
   1.464 +----------------
   1.465 +
   1.466 +CREATE OR REPLACE FUNCTION pgl_gist_consistent(internal, internal, smallint, oid, internal)
   1.467 +  RETURNS boolean
   1.468 +  LANGUAGE C STRICT
   1.469 +  AS '$libdir/latlon-v0010', 'pgl_gist_consistent';
   1.470 +
   1.471 +CREATE OR REPLACE FUNCTION pgl_gist_union(internal, internal)
   1.472 +  RETURNS internal
   1.473 +  LANGUAGE C STRICT
   1.474 +  AS '$libdir/latlon-v0010', 'pgl_gist_union';
   1.475 +
   1.476 +CREATE OR REPLACE FUNCTION pgl_gist_compress_epoint(internal)
   1.477 +  RETURNS internal
   1.478 +  LANGUAGE C STRICT
   1.479 +  AS '$libdir/latlon-v0010', 'pgl_gist_compress_epoint';
   1.480 +
   1.481 +CREATE OR REPLACE FUNCTION pgl_gist_compress_ecircle(internal)
   1.482 +  RETURNS internal
   1.483 +  LANGUAGE C STRICT
   1.484 +  AS '$libdir/latlon-v0010', 'pgl_gist_compress_ecircle';
   1.485 +
   1.486 +CREATE OR REPLACE FUNCTION pgl_gist_compress_ecluster(internal)
   1.487 +  RETURNS internal
   1.488 +  LANGUAGE C STRICT
   1.489 +  AS '$libdir/latlon-v0010', 'pgl_gist_compress_ecluster';
   1.490 +
   1.491 +CREATE OR REPLACE FUNCTION pgl_gist_decompress(internal)
   1.492 +  RETURNS internal
   1.493 +  LANGUAGE C STRICT
   1.494 +  AS '$libdir/latlon-v0010', 'pgl_gist_decompress';
   1.495 +
   1.496 +CREATE OR REPLACE FUNCTION pgl_gist_penalty(internal, internal, internal)
   1.497 +  RETURNS internal
   1.498 +  LANGUAGE C STRICT
   1.499 +  AS '$libdir/latlon-v0010', 'pgl_gist_penalty';
   1.500 +
   1.501 +CREATE OR REPLACE FUNCTION pgl_gist_picksplit(internal, internal)
   1.502 +  RETURNS internal
   1.503 +  LANGUAGE C STRICT
   1.504 +  AS '$libdir/latlon-v0010', 'pgl_gist_picksplit';
   1.505 +
   1.506 +CREATE OR REPLACE FUNCTION pgl_gist_same(internal, internal, internal)
   1.507 +  RETURNS internal
   1.508 +  LANGUAGE C STRICT
   1.509 +  AS '$libdir/latlon-v0010', 'pgl_gist_same';
   1.510 +
   1.511 +CREATE OR REPLACE FUNCTION pgl_gist_distance(internal, internal, smallint, oid)
   1.512 +  RETURNS internal
   1.513 +  LANGUAGE C STRICT
   1.514 +  AS '$libdir/latlon-v0010', 'pgl_gist_distance';
   1.515 +