granicus.if.org Git - postgresql/blob - src/include/utils/builtins.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * builtins.h
   4  *        Declarations for operations on built-in types.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/utils/builtins.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef BUILTINS_H
  15 #define BUILTINS_H
  16
  17 #include "fmgr.h"
  18 #include "nodes/parsenodes.h"
  19
  20 /*
  21  *              Defined in adt/
  22  */
  23
  24 /* acl.c */
  25 extern Datum has_any_column_privilege_name_name(PG_FUNCTION_ARGS);
  26 extern Datum has_any_column_privilege_name_id(PG_FUNCTION_ARGS);
  27 extern Datum has_any_column_privilege_id_name(PG_FUNCTION_ARGS);
  28 extern Datum has_any_column_privilege_id_id(PG_FUNCTION_ARGS);
  29 extern Datum has_any_column_privilege_name(PG_FUNCTION_ARGS);
  30 extern Datum has_any_column_privilege_id(PG_FUNCTION_ARGS);
  31 extern Datum has_column_privilege_name_name_name(PG_FUNCTION_ARGS);
  32 extern Datum has_column_privilege_name_name_attnum(PG_FUNCTION_ARGS);
  33 extern Datum has_column_privilege_name_id_name(PG_FUNCTION_ARGS);
  34 extern Datum has_column_privilege_name_id_attnum(PG_FUNCTION_ARGS);
  35 extern Datum has_column_privilege_id_name_name(PG_FUNCTION_ARGS);
  36 extern Datum has_column_privilege_id_name_attnum(PG_FUNCTION_ARGS);
  37 extern Datum has_column_privilege_id_id_name(PG_FUNCTION_ARGS);
  38 extern Datum has_column_privilege_id_id_attnum(PG_FUNCTION_ARGS);
  39 extern Datum has_column_privilege_name_name(PG_FUNCTION_ARGS);
  40 extern Datum has_column_privilege_name_attnum(PG_FUNCTION_ARGS);
  41 extern Datum has_column_privilege_id_name(PG_FUNCTION_ARGS);
  42 extern Datum has_column_privilege_id_attnum(PG_FUNCTION_ARGS);
  43 extern Datum has_table_privilege_name_name(PG_FUNCTION_ARGS);
  44 extern Datum has_table_privilege_name_id(PG_FUNCTION_ARGS);
  45 extern Datum has_table_privilege_id_name(PG_FUNCTION_ARGS);
  46 extern Datum has_table_privilege_id_id(PG_FUNCTION_ARGS);
  47 extern Datum has_table_privilege_name(PG_FUNCTION_ARGS);
  48 extern Datum has_table_privilege_id(PG_FUNCTION_ARGS);
  49 extern Datum has_sequence_privilege_name_name(PG_FUNCTION_ARGS);
  50 extern Datum has_sequence_privilege_name_id(PG_FUNCTION_ARGS);
  51 extern Datum has_sequence_privilege_id_name(PG_FUNCTION_ARGS);
  52 extern Datum has_sequence_privilege_id_id(PG_FUNCTION_ARGS);
  53 extern Datum has_sequence_privilege_name(PG_FUNCTION_ARGS);
  54 extern Datum has_sequence_privilege_id(PG_FUNCTION_ARGS);
  55 extern Datum has_database_privilege_name_name(PG_FUNCTION_ARGS);
  56 extern Datum has_database_privilege_name_id(PG_FUNCTION_ARGS);
  57 extern Datum has_database_privilege_id_name(PG_FUNCTION_ARGS);
  58 extern Datum has_database_privilege_id_id(PG_FUNCTION_ARGS);
  59 extern Datum has_database_privilege_name(PG_FUNCTION_ARGS);
  60 extern Datum has_database_privilege_id(PG_FUNCTION_ARGS);
  61 extern Datum has_foreign_data_wrapper_privilege_name_name(PG_FUNCTION_ARGS);
  62 extern Datum has_foreign_data_wrapper_privilege_name_id(PG_FUNCTION_ARGS);
  63 extern Datum has_foreign_data_wrapper_privilege_id_name(PG_FUNCTION_ARGS);
  64 extern Datum has_foreign_data_wrapper_privilege_id_id(PG_FUNCTION_ARGS);
  65 extern Datum has_foreign_data_wrapper_privilege_name(PG_FUNCTION_ARGS);
  66 extern Datum has_foreign_data_wrapper_privilege_id(PG_FUNCTION_ARGS);
  67 extern Datum has_function_privilege_name_name(PG_FUNCTION_ARGS);
  68 extern Datum has_function_privilege_name_id(PG_FUNCTION_ARGS);
  69 extern Datum has_function_privilege_id_name(PG_FUNCTION_ARGS);
  70 extern Datum has_function_privilege_id_id(PG_FUNCTION_ARGS);
  71 extern Datum has_function_privilege_name(PG_FUNCTION_ARGS);
  72 extern Datum has_function_privilege_id(PG_FUNCTION_ARGS);
  73 extern Datum has_language_privilege_name_name(PG_FUNCTION_ARGS);
  74 extern Datum has_language_privilege_name_id(PG_FUNCTION_ARGS);
  75 extern Datum has_language_privilege_id_name(PG_FUNCTION_ARGS);
  76 extern Datum has_language_privilege_id_id(PG_FUNCTION_ARGS);
  77 extern Datum has_language_privilege_name(PG_FUNCTION_ARGS);
  78 extern Datum has_language_privilege_id(PG_FUNCTION_ARGS);
  79 extern Datum has_schema_privilege_name_name(PG_FUNCTION_ARGS);
  80 extern Datum has_schema_privilege_name_id(PG_FUNCTION_ARGS);
  81 extern Datum has_schema_privilege_id_name(PG_FUNCTION_ARGS);
  82 extern Datum has_schema_privilege_id_id(PG_FUNCTION_ARGS);
  83 extern Datum has_schema_privilege_name(PG_FUNCTION_ARGS);
  84 extern Datum has_schema_privilege_id(PG_FUNCTION_ARGS);
  85 extern Datum has_server_privilege_name_name(PG_FUNCTION_ARGS);
  86 extern Datum has_server_privilege_name_id(PG_FUNCTION_ARGS);
  87 extern Datum has_server_privilege_id_name(PG_FUNCTION_ARGS);
  88 extern Datum has_server_privilege_id_id(PG_FUNCTION_ARGS);
  89 extern Datum has_server_privilege_name(PG_FUNCTION_ARGS);
  90 extern Datum has_server_privilege_id(PG_FUNCTION_ARGS);
  91 extern Datum has_tablespace_privilege_name_name(PG_FUNCTION_ARGS);
  92 extern Datum has_tablespace_privilege_name_id(PG_FUNCTION_ARGS);
  93 extern Datum has_tablespace_privilege_id_name(PG_FUNCTION_ARGS);
  94 extern Datum has_tablespace_privilege_id_id(PG_FUNCTION_ARGS);
  95 extern Datum has_tablespace_privilege_name(PG_FUNCTION_ARGS);
  96 extern Datum has_tablespace_privilege_id(PG_FUNCTION_ARGS);
  97 extern Datum pg_has_role_name_name(PG_FUNCTION_ARGS);
  98 extern Datum pg_has_role_name_id(PG_FUNCTION_ARGS);
  99 extern Datum pg_has_role_id_name(PG_FUNCTION_ARGS);
 100 extern Datum pg_has_role_id_id(PG_FUNCTION_ARGS);
 101 extern Datum pg_has_role_name(PG_FUNCTION_ARGS);
 102 extern Datum pg_has_role_id(PG_FUNCTION_ARGS);
 103
 104 /* bool.c */
 105 extern Datum boolin(PG_FUNCTION_ARGS);
 106 extern Datum boolout(PG_FUNCTION_ARGS);
 107 extern Datum boolrecv(PG_FUNCTION_ARGS);
 108 extern Datum boolsend(PG_FUNCTION_ARGS);
 109 extern Datum booltext(PG_FUNCTION_ARGS);
 110 extern Datum booleq(PG_FUNCTION_ARGS);
 111 extern Datum boolne(PG_FUNCTION_ARGS);
 112 extern Datum boollt(PG_FUNCTION_ARGS);
 113 extern Datum boolgt(PG_FUNCTION_ARGS);
 114 extern Datum boolle(PG_FUNCTION_ARGS);
 115 extern Datum boolge(PG_FUNCTION_ARGS);
 116 extern Datum booland_statefunc(PG_FUNCTION_ARGS);
 117 extern Datum boolor_statefunc(PG_FUNCTION_ARGS);
 118 extern bool parse_bool(const char *value, bool *result);
 119 extern bool parse_bool_with_len(const char *value, size_t len, bool *result);
 120
 121 /* char.c */
 122 extern Datum charin(PG_FUNCTION_ARGS);
 123 extern Datum charout(PG_FUNCTION_ARGS);
 124 extern Datum charrecv(PG_FUNCTION_ARGS);
 125 extern Datum charsend(PG_FUNCTION_ARGS);
 126 extern Datum chareq(PG_FUNCTION_ARGS);
 127 extern Datum charne(PG_FUNCTION_ARGS);
 128 extern Datum charlt(PG_FUNCTION_ARGS);
 129 extern Datum charle(PG_FUNCTION_ARGS);
 130 extern Datum chargt(PG_FUNCTION_ARGS);
 131 extern Datum charge(PG_FUNCTION_ARGS);
 132 extern Datum chartoi4(PG_FUNCTION_ARGS);
 133 extern Datum i4tochar(PG_FUNCTION_ARGS);
 134 extern Datum text_char(PG_FUNCTION_ARGS);
 135 extern Datum char_text(PG_FUNCTION_ARGS);
 136
 137 /* domains.c */
 138 extern Datum domain_in(PG_FUNCTION_ARGS);
 139 extern Datum domain_recv(PG_FUNCTION_ARGS);
 140 extern void domain_check(Datum value, bool isnull, Oid domainType, void **extra, MemoryContext mcxt);
 141
 142 /* encode.c */
 143 extern Datum binary_encode(PG_FUNCTION_ARGS);
 144 extern Datum binary_decode(PG_FUNCTION_ARGS);
 145 extern unsigned hex_encode(const char *src, unsigned len, char *dst);
 146 extern unsigned hex_decode(const char *src, unsigned len, char *dst);
 147
 148 /* enum.c */
 149 extern Datum enum_in(PG_FUNCTION_ARGS);
 150 extern Datum enum_out(PG_FUNCTION_ARGS);
 151 extern Datum enum_recv(PG_FUNCTION_ARGS);
 152 extern Datum enum_send(PG_FUNCTION_ARGS);
 153 extern Datum enum_lt(PG_FUNCTION_ARGS);
 154 extern Datum enum_le(PG_FUNCTION_ARGS);
 155 extern Datum enum_eq(PG_FUNCTION_ARGS);
 156 extern Datum enum_ne(PG_FUNCTION_ARGS);
 157 extern Datum enum_ge(PG_FUNCTION_ARGS);
 158 extern Datum enum_gt(PG_FUNCTION_ARGS);
 159 extern Datum enum_cmp(PG_FUNCTION_ARGS);
 160 extern Datum enum_smaller(PG_FUNCTION_ARGS);
 161 extern Datum enum_larger(PG_FUNCTION_ARGS);
 162 extern Datum enum_first(PG_FUNCTION_ARGS);
 163 extern Datum enum_last(PG_FUNCTION_ARGS);
 164 extern Datum enum_range_bounds(PG_FUNCTION_ARGS);
 165 extern Datum enum_range_all(PG_FUNCTION_ARGS);
 166
 167 /* int.c */
 168 extern Datum int2in(PG_FUNCTION_ARGS);
 169 extern Datum int2out(PG_FUNCTION_ARGS);
 170 extern Datum int2recv(PG_FUNCTION_ARGS);
 171 extern Datum int2send(PG_FUNCTION_ARGS);
 172 extern Datum int2vectorin(PG_FUNCTION_ARGS);
 173 extern Datum int2vectorout(PG_FUNCTION_ARGS);
 174 extern Datum int2vectorrecv(PG_FUNCTION_ARGS);
 175 extern Datum int2vectorsend(PG_FUNCTION_ARGS);
 176 extern Datum int2vectoreq(PG_FUNCTION_ARGS);
 177 extern Datum int4in(PG_FUNCTION_ARGS);
 178 extern Datum int4out(PG_FUNCTION_ARGS);
 179 extern Datum int4recv(PG_FUNCTION_ARGS);
 180 extern Datum int4send(PG_FUNCTION_ARGS);
 181 extern Datum i2toi4(PG_FUNCTION_ARGS);
 182 extern Datum i4toi2(PG_FUNCTION_ARGS);
 183 extern Datum int4_bool(PG_FUNCTION_ARGS);
 184 extern Datum bool_int4(PG_FUNCTION_ARGS);
 185 extern Datum int4eq(PG_FUNCTION_ARGS);
 186 extern Datum int4ne(PG_FUNCTION_ARGS);
 187 extern Datum int4lt(PG_FUNCTION_ARGS);
 188 extern Datum int4le(PG_FUNCTION_ARGS);
 189 extern Datum int4gt(PG_FUNCTION_ARGS);
 190 extern Datum int4ge(PG_FUNCTION_ARGS);
 191 extern Datum int2eq(PG_FUNCTION_ARGS);
 192 extern Datum int2ne(PG_FUNCTION_ARGS);
 193 extern Datum int2lt(PG_FUNCTION_ARGS);
 194 extern Datum int2le(PG_FUNCTION_ARGS);
 195 extern Datum int2gt(PG_FUNCTION_ARGS);
 196 extern Datum int2ge(PG_FUNCTION_ARGS);
 197 extern Datum int24eq(PG_FUNCTION_ARGS);
 198 extern Datum int24ne(PG_FUNCTION_ARGS);
 199 extern Datum int24lt(PG_FUNCTION_ARGS);
 200 extern Datum int24le(PG_FUNCTION_ARGS);
 201 extern Datum int24gt(PG_FUNCTION_ARGS);
 202 extern Datum int24ge(PG_FUNCTION_ARGS);
 203 extern Datum int42eq(PG_FUNCTION_ARGS);
 204 extern Datum int42ne(PG_FUNCTION_ARGS);
 205 extern Datum int42lt(PG_FUNCTION_ARGS);
 206 extern Datum int42le(PG_FUNCTION_ARGS);
 207 extern Datum int42gt(PG_FUNCTION_ARGS);
 208 extern Datum int42ge(PG_FUNCTION_ARGS);
 209 extern Datum int4um(PG_FUNCTION_ARGS);
 210 extern Datum int4up(PG_FUNCTION_ARGS);
 211 extern Datum int4pl(PG_FUNCTION_ARGS);
 212 extern Datum int4mi(PG_FUNCTION_ARGS);
 213 extern Datum int4mul(PG_FUNCTION_ARGS);
 214 extern Datum int4div(PG_FUNCTION_ARGS);
 215 extern Datum int4abs(PG_FUNCTION_ARGS);
 216 extern Datum int4inc(PG_FUNCTION_ARGS);
 217 extern Datum int2um(PG_FUNCTION_ARGS);
 218 extern Datum int2up(PG_FUNCTION_ARGS);
 219 extern Datum int2pl(PG_FUNCTION_ARGS);
 220 extern Datum int2mi(PG_FUNCTION_ARGS);
 221 extern Datum int2mul(PG_FUNCTION_ARGS);
 222 extern Datum int2div(PG_FUNCTION_ARGS);
 223 extern Datum int2abs(PG_FUNCTION_ARGS);
 224 extern Datum int24pl(PG_FUNCTION_ARGS);
 225 extern Datum int24mi(PG_FUNCTION_ARGS);
 226 extern Datum int24mul(PG_FUNCTION_ARGS);
 227 extern Datum int24div(PG_FUNCTION_ARGS);
 228 extern Datum int42pl(PG_FUNCTION_ARGS);
 229 extern Datum int42mi(PG_FUNCTION_ARGS);
 230 extern Datum int42mul(PG_FUNCTION_ARGS);
 231 extern Datum int42div(PG_FUNCTION_ARGS);
 232 extern Datum int4mod(PG_FUNCTION_ARGS);
 233 extern Datum int2mod(PG_FUNCTION_ARGS);
 234 extern Datum int2larger(PG_FUNCTION_ARGS);
 235 extern Datum int2smaller(PG_FUNCTION_ARGS);
 236 extern Datum int4larger(PG_FUNCTION_ARGS);
 237 extern Datum int4smaller(PG_FUNCTION_ARGS);
 238
 239 extern Datum int4and(PG_FUNCTION_ARGS);
 240 extern Datum int4or(PG_FUNCTION_ARGS);
 241 extern Datum int4xor(PG_FUNCTION_ARGS);
 242 extern Datum int4not(PG_FUNCTION_ARGS);
 243 extern Datum int4shl(PG_FUNCTION_ARGS);
 244 extern Datum int4shr(PG_FUNCTION_ARGS);
 245 extern Datum int2and(PG_FUNCTION_ARGS);
 246 extern Datum int2or(PG_FUNCTION_ARGS);
 247 extern Datum int2xor(PG_FUNCTION_ARGS);
 248 extern Datum int2not(PG_FUNCTION_ARGS);
 249 extern Datum int2shl(PG_FUNCTION_ARGS);
 250 extern Datum int2shr(PG_FUNCTION_ARGS);
 251 extern Datum generate_series_int4(PG_FUNCTION_ARGS);
 252 extern Datum generate_series_step_int4(PG_FUNCTION_ARGS);
 253 extern int2vector *buildint2vector(const int2 *int2s, int n);
 254
 255 /* name.c */
 256 extern Datum namein(PG_FUNCTION_ARGS);
 257 extern Datum nameout(PG_FUNCTION_ARGS);
 258 extern Datum namerecv(PG_FUNCTION_ARGS);
 259 extern Datum namesend(PG_FUNCTION_ARGS);
 260 extern Datum nameeq(PG_FUNCTION_ARGS);
 261 extern Datum namene(PG_FUNCTION_ARGS);
 262 extern Datum namelt(PG_FUNCTION_ARGS);
 263 extern Datum namele(PG_FUNCTION_ARGS);
 264 extern Datum namegt(PG_FUNCTION_ARGS);
 265 extern Datum namege(PG_FUNCTION_ARGS);
 266 extern int      namecpy(Name n1, Name n2);
 267 extern int      namestrcpy(Name name, const char *str);
 268 extern int      namestrcmp(Name name, const char *str);
 269 extern Datum current_user(PG_FUNCTION_ARGS);
 270 extern Datum session_user(PG_FUNCTION_ARGS);
 271 extern Datum current_schema(PG_FUNCTION_ARGS);
 272 extern Datum current_schemas(PG_FUNCTION_ARGS);
 273
 274 /* numutils.c */
 275 extern int32 pg_atoi(char *s, int size, int c);
 276 extern void pg_itoa(int16 i, char *a);
 277 extern void pg_ltoa(int32 l, char *a);
 278 extern void pg_lltoa(int64 ll, char *a);
 279
 280 /*
 281  *              Per-opclass comparison functions for new btrees.  These are
 282  *              stored in pg_amproc and defined in access/nbtree/nbtcompare.c
 283  */
 284 extern Datum btboolcmp(PG_FUNCTION_ARGS);
 285 extern Datum btint2cmp(PG_FUNCTION_ARGS);
 286 extern Datum btint4cmp(PG_FUNCTION_ARGS);
 287 extern Datum btint8cmp(PG_FUNCTION_ARGS);
 288 extern Datum btfloat4cmp(PG_FUNCTION_ARGS);
 289 extern Datum btfloat8cmp(PG_FUNCTION_ARGS);
 290 extern Datum btint48cmp(PG_FUNCTION_ARGS);
 291 extern Datum btint84cmp(PG_FUNCTION_ARGS);
 292 extern Datum btint24cmp(PG_FUNCTION_ARGS);
 293 extern Datum btint42cmp(PG_FUNCTION_ARGS);
 294 extern Datum btint28cmp(PG_FUNCTION_ARGS);
 295 extern Datum btint82cmp(PG_FUNCTION_ARGS);
 296 extern Datum btfloat48cmp(PG_FUNCTION_ARGS);
 297 extern Datum btfloat84cmp(PG_FUNCTION_ARGS);
 298 extern Datum btoidcmp(PG_FUNCTION_ARGS);
 299 extern Datum btoidvectorcmp(PG_FUNCTION_ARGS);
 300 extern Datum btabstimecmp(PG_FUNCTION_ARGS);
 301 extern Datum btreltimecmp(PG_FUNCTION_ARGS);
 302 extern Datum bttintervalcmp(PG_FUNCTION_ARGS);
 303 extern Datum btcharcmp(PG_FUNCTION_ARGS);
 304 extern Datum btnamecmp(PG_FUNCTION_ARGS);
 305 extern Datum bttextcmp(PG_FUNCTION_ARGS);
 306
 307 /* float.c */
 308 extern PGDLLIMPORT int extra_float_digits;
 309
 310 extern double get_float8_infinity(void);
 311 extern float get_float4_infinity(void);
 312 extern double get_float8_nan(void);
 313 extern float get_float4_nan(void);
 314 extern int      is_infinite(double val);
 315
 316 extern Datum float4in(PG_FUNCTION_ARGS);
 317 extern Datum float4out(PG_FUNCTION_ARGS);
 318 extern Datum float4recv(PG_FUNCTION_ARGS);
 319 extern Datum float4send(PG_FUNCTION_ARGS);
 320 extern Datum float8in(PG_FUNCTION_ARGS);
 321 extern Datum float8out(PG_FUNCTION_ARGS);
 322 extern Datum float8recv(PG_FUNCTION_ARGS);
 323 extern Datum float8send(PG_FUNCTION_ARGS);
 324 extern Datum float4abs(PG_FUNCTION_ARGS);
 325 extern Datum float4um(PG_FUNCTION_ARGS);
 326 extern Datum float4up(PG_FUNCTION_ARGS);
 327 extern Datum float4larger(PG_FUNCTION_ARGS);
 328 extern Datum float4smaller(PG_FUNCTION_ARGS);
 329 extern Datum float8abs(PG_FUNCTION_ARGS);
 330 extern Datum float8um(PG_FUNCTION_ARGS);
 331 extern Datum float8up(PG_FUNCTION_ARGS);
 332 extern Datum float8larger(PG_FUNCTION_ARGS);
 333 extern Datum float8smaller(PG_FUNCTION_ARGS);
 334 extern Datum float4pl(PG_FUNCTION_ARGS);
 335 extern Datum float4mi(PG_FUNCTION_ARGS);
 336 extern Datum float4mul(PG_FUNCTION_ARGS);
 337 extern Datum float4div(PG_FUNCTION_ARGS);
 338 extern Datum float8pl(PG_FUNCTION_ARGS);
 339 extern Datum float8mi(PG_FUNCTION_ARGS);
 340 extern Datum float8mul(PG_FUNCTION_ARGS);
 341 extern Datum float8div(PG_FUNCTION_ARGS);
 342 extern Datum float4eq(PG_FUNCTION_ARGS);
 343 extern Datum float4ne(PG_FUNCTION_ARGS);
 344 extern Datum float4lt(PG_FUNCTION_ARGS);
 345 extern Datum float4le(PG_FUNCTION_ARGS);
 346 extern Datum float4gt(PG_FUNCTION_ARGS);
 347 extern Datum float4ge(PG_FUNCTION_ARGS);
 348 extern Datum float8eq(PG_FUNCTION_ARGS);
 349 extern Datum float8ne(PG_FUNCTION_ARGS);
 350 extern Datum float8lt(PG_FUNCTION_ARGS);
 351 extern Datum float8le(PG_FUNCTION_ARGS);
 352 extern Datum float8gt(PG_FUNCTION_ARGS);
 353 extern Datum float8ge(PG_FUNCTION_ARGS);
 354 extern Datum ftod(PG_FUNCTION_ARGS);
 355 extern Datum i4tod(PG_FUNCTION_ARGS);
 356 extern Datum i2tod(PG_FUNCTION_ARGS);
 357 extern Datum dtof(PG_FUNCTION_ARGS);
 358 extern Datum dtoi4(PG_FUNCTION_ARGS);
 359 extern Datum dtoi2(PG_FUNCTION_ARGS);
 360 extern Datum i4tof(PG_FUNCTION_ARGS);
 361 extern Datum i2tof(PG_FUNCTION_ARGS);
 362 extern Datum ftoi4(PG_FUNCTION_ARGS);
 363 extern Datum ftoi2(PG_FUNCTION_ARGS);
 364 extern Datum dround(PG_FUNCTION_ARGS);
 365 extern Datum dceil(PG_FUNCTION_ARGS);
 366 extern Datum dfloor(PG_FUNCTION_ARGS);
 367 extern Datum dsign(PG_FUNCTION_ARGS);
 368 extern Datum dtrunc(PG_FUNCTION_ARGS);
 369 extern Datum dsqrt(PG_FUNCTION_ARGS);
 370 extern Datum dcbrt(PG_FUNCTION_ARGS);
 371 extern Datum dpow(PG_FUNCTION_ARGS);
 372 extern Datum dexp(PG_FUNCTION_ARGS);
 373 extern Datum dlog1(PG_FUNCTION_ARGS);
 374 extern Datum dlog10(PG_FUNCTION_ARGS);
 375 extern Datum dacos(PG_FUNCTION_ARGS);
 376 extern Datum dasin(PG_FUNCTION_ARGS);
 377 extern Datum datan(PG_FUNCTION_ARGS);
 378 extern Datum datan2(PG_FUNCTION_ARGS);
 379 extern Datum dcos(PG_FUNCTION_ARGS);
 380 extern Datum dcot(PG_FUNCTION_ARGS);
 381 extern Datum dsin(PG_FUNCTION_ARGS);
 382 extern Datum dtan(PG_FUNCTION_ARGS);
 383 extern Datum degrees(PG_FUNCTION_ARGS);
 384 extern Datum dpi(PG_FUNCTION_ARGS);
 385 extern Datum radians(PG_FUNCTION_ARGS);
 386 extern Datum drandom(PG_FUNCTION_ARGS);
 387 extern Datum setseed(PG_FUNCTION_ARGS);
 388 extern Datum float8_accum(PG_FUNCTION_ARGS);
 389 extern Datum float4_accum(PG_FUNCTION_ARGS);
 390 extern Datum float8_avg(PG_FUNCTION_ARGS);
 391 extern Datum float8_var_pop(PG_FUNCTION_ARGS);
 392 extern Datum float8_var_samp(PG_FUNCTION_ARGS);
 393 extern Datum float8_stddev_pop(PG_FUNCTION_ARGS);
 394 extern Datum float8_stddev_samp(PG_FUNCTION_ARGS);
 395 extern Datum float8_regr_accum(PG_FUNCTION_ARGS);
 396 extern Datum float8_regr_sxx(PG_FUNCTION_ARGS);
 397 extern Datum float8_regr_syy(PG_FUNCTION_ARGS);
 398 extern Datum float8_regr_sxy(PG_FUNCTION_ARGS);
 399 extern Datum float8_regr_avgx(PG_FUNCTION_ARGS);
 400 extern Datum float8_regr_avgy(PG_FUNCTION_ARGS);
 401 extern Datum float8_covar_pop(PG_FUNCTION_ARGS);
 402 extern Datum float8_covar_samp(PG_FUNCTION_ARGS);
 403 extern Datum float8_corr(PG_FUNCTION_ARGS);
 404 extern Datum float8_regr_r2(PG_FUNCTION_ARGS);
 405 extern Datum float8_regr_slope(PG_FUNCTION_ARGS);
 406 extern Datum float8_regr_intercept(PG_FUNCTION_ARGS);
 407 extern Datum float48pl(PG_FUNCTION_ARGS);
 408 extern Datum float48mi(PG_FUNCTION_ARGS);
 409 extern Datum float48mul(PG_FUNCTION_ARGS);
 410 extern Datum float48div(PG_FUNCTION_ARGS);
 411 extern Datum float84pl(PG_FUNCTION_ARGS);
 412 extern Datum float84mi(PG_FUNCTION_ARGS);
 413 extern Datum float84mul(PG_FUNCTION_ARGS);
 414 extern Datum float84div(PG_FUNCTION_ARGS);
 415 extern Datum float48eq(PG_FUNCTION_ARGS);
 416 extern Datum float48ne(PG_FUNCTION_ARGS);
 417 extern Datum float48lt(PG_FUNCTION_ARGS);
 418 extern Datum float48le(PG_FUNCTION_ARGS);
 419 extern Datum float48gt(PG_FUNCTION_ARGS);
 420 extern Datum float48ge(PG_FUNCTION_ARGS);
 421 extern Datum float84eq(PG_FUNCTION_ARGS);
 422 extern Datum float84ne(PG_FUNCTION_ARGS);
 423 extern Datum float84lt(PG_FUNCTION_ARGS);
 424 extern Datum float84le(PG_FUNCTION_ARGS);
 425 extern Datum float84gt(PG_FUNCTION_ARGS);
 426 extern Datum float84ge(PG_FUNCTION_ARGS);
 427 extern Datum width_bucket_float8(PG_FUNCTION_ARGS);
 428
 429 /* dbsize.c */
 430 extern Datum pg_tablespace_size_oid(PG_FUNCTION_ARGS);
 431 extern Datum pg_tablespace_size_name(PG_FUNCTION_ARGS);
 432 extern Datum pg_database_size_oid(PG_FUNCTION_ARGS);
 433 extern Datum pg_database_size_name(PG_FUNCTION_ARGS);
 434 extern Datum pg_relation_size(PG_FUNCTION_ARGS);
 435 extern Datum pg_total_relation_size(PG_FUNCTION_ARGS);
 436 extern Datum pg_size_pretty(PG_FUNCTION_ARGS);
 437 extern Datum pg_table_size(PG_FUNCTION_ARGS);
 438 extern Datum pg_indexes_size(PG_FUNCTION_ARGS);
 439 extern Datum pg_relation_filenode(PG_FUNCTION_ARGS);
 440 extern Datum pg_relation_filepath(PG_FUNCTION_ARGS);
 441
 442 /* genfile.c */
 443 extern bytea *read_binary_file(const char *filename,
 444                                  int64 seek_offset, int64 bytes_to_read);
 445 extern Datum pg_stat_file(PG_FUNCTION_ARGS);
 446 extern Datum pg_read_file(PG_FUNCTION_ARGS);
 447 extern Datum pg_read_file_all(PG_FUNCTION_ARGS);
 448 extern Datum pg_read_binary_file(PG_FUNCTION_ARGS);
 449 extern Datum pg_read_binary_file_all(PG_FUNCTION_ARGS);
 450 extern Datum pg_ls_dir(PG_FUNCTION_ARGS);
 451
 452 /* misc.c */
 453 extern Datum current_database(PG_FUNCTION_ARGS);
 454 extern Datum current_query(PG_FUNCTION_ARGS);
 455 extern Datum pg_cancel_backend(PG_FUNCTION_ARGS);
 456 extern Datum pg_terminate_backend(PG_FUNCTION_ARGS);
 457 extern Datum pg_reload_conf(PG_FUNCTION_ARGS);
 458 extern Datum pg_tablespace_databases(PG_FUNCTION_ARGS);
 459 extern Datum pg_rotate_logfile(PG_FUNCTION_ARGS);
 460 extern Datum pg_sleep(PG_FUNCTION_ARGS);
 461 extern Datum pg_get_keywords(PG_FUNCTION_ARGS);
 462 extern Datum pg_typeof(PG_FUNCTION_ARGS);
 463
 464 /* oid.c */
 465 extern Datum oidin(PG_FUNCTION_ARGS);
 466 extern Datum oidout(PG_FUNCTION_ARGS);
 467 extern Datum oidrecv(PG_FUNCTION_ARGS);
 468 extern Datum oidsend(PG_FUNCTION_ARGS);
 469 extern Datum oideq(PG_FUNCTION_ARGS);
 470 extern Datum oidne(PG_FUNCTION_ARGS);
 471 extern Datum oidlt(PG_FUNCTION_ARGS);
 472 extern Datum oidle(PG_FUNCTION_ARGS);
 473 extern Datum oidge(PG_FUNCTION_ARGS);
 474 extern Datum oidgt(PG_FUNCTION_ARGS);
 475 extern Datum oidlarger(PG_FUNCTION_ARGS);
 476 extern Datum oidsmaller(PG_FUNCTION_ARGS);
 477 extern Datum oidvectorin(PG_FUNCTION_ARGS);
 478 extern Datum oidvectorout(PG_FUNCTION_ARGS);
 479 extern Datum oidvectorrecv(PG_FUNCTION_ARGS);
 480 extern Datum oidvectorsend(PG_FUNCTION_ARGS);
 481 extern Datum oidvectoreq(PG_FUNCTION_ARGS);
 482 extern Datum oidvectorne(PG_FUNCTION_ARGS);
 483 extern Datum oidvectorlt(PG_FUNCTION_ARGS);
 484 extern Datum oidvectorle(PG_FUNCTION_ARGS);
 485 extern Datum oidvectorge(PG_FUNCTION_ARGS);
 486 extern Datum oidvectorgt(PG_FUNCTION_ARGS);
 487 extern oidvector *buildoidvector(const Oid *oids, int n);
 488 extern Oid      oidparse(Node *node);
 489
 490 /* pseudotypes.c */
 491 extern Datum cstring_in(PG_FUNCTION_ARGS);
 492 extern Datum cstring_out(PG_FUNCTION_ARGS);
 493 extern Datum cstring_recv(PG_FUNCTION_ARGS);
 494 extern Datum cstring_send(PG_FUNCTION_ARGS);
 495 extern Datum any_in(PG_FUNCTION_ARGS);
 496 extern Datum any_out(PG_FUNCTION_ARGS);
 497 extern Datum anyarray_in(PG_FUNCTION_ARGS);
 498 extern Datum anyarray_out(PG_FUNCTION_ARGS);
 499 extern Datum anyarray_recv(PG_FUNCTION_ARGS);
 500 extern Datum anyarray_send(PG_FUNCTION_ARGS);
 501 extern Datum anynonarray_in(PG_FUNCTION_ARGS);
 502 extern Datum anynonarray_out(PG_FUNCTION_ARGS);
 503 extern Datum anyenum_in(PG_FUNCTION_ARGS);
 504 extern Datum anyenum_out(PG_FUNCTION_ARGS);
 505 extern Datum anyrange_in(PG_FUNCTION_ARGS);
 506 extern Datum anyrange_out(PG_FUNCTION_ARGS);
 507 extern Datum void_in(PG_FUNCTION_ARGS);
 508 extern Datum void_out(PG_FUNCTION_ARGS);
 509 extern Datum void_recv(PG_FUNCTION_ARGS);
 510 extern Datum void_send(PG_FUNCTION_ARGS);
 511 extern Datum trigger_in(PG_FUNCTION_ARGS);
 512 extern Datum trigger_out(PG_FUNCTION_ARGS);
 513 extern Datum language_handler_in(PG_FUNCTION_ARGS);
 514 extern Datum language_handler_out(PG_FUNCTION_ARGS);
 515 extern Datum fdw_handler_in(PG_FUNCTION_ARGS);
 516 extern Datum fdw_handler_out(PG_FUNCTION_ARGS);
 517 extern Datum internal_in(PG_FUNCTION_ARGS);
 518 extern Datum internal_out(PG_FUNCTION_ARGS);
 519 extern Datum opaque_in(PG_FUNCTION_ARGS);
 520 extern Datum opaque_out(PG_FUNCTION_ARGS);
 521 extern Datum anyelement_in(PG_FUNCTION_ARGS);
 522 extern Datum anyelement_out(PG_FUNCTION_ARGS);
 523 extern Datum shell_in(PG_FUNCTION_ARGS);
 524 extern Datum shell_out(PG_FUNCTION_ARGS);
 525 extern Datum pg_node_tree_in(PG_FUNCTION_ARGS);
 526 extern Datum pg_node_tree_out(PG_FUNCTION_ARGS);
 527 extern Datum pg_node_tree_recv(PG_FUNCTION_ARGS);
 528 extern Datum pg_node_tree_send(PG_FUNCTION_ARGS);
 529
 530 /* regexp.c */
 531 extern Datum nameregexeq(PG_FUNCTION_ARGS);
 532 extern Datum nameregexne(PG_FUNCTION_ARGS);
 533 extern Datum textregexeq(PG_FUNCTION_ARGS);
 534 extern Datum textregexne(PG_FUNCTION_ARGS);
 535 extern Datum nameicregexeq(PG_FUNCTION_ARGS);
 536 extern Datum nameicregexne(PG_FUNCTION_ARGS);
 537 extern Datum texticregexeq(PG_FUNCTION_ARGS);
 538 extern Datum texticregexne(PG_FUNCTION_ARGS);
 539 extern Datum textregexsubstr(PG_FUNCTION_ARGS);
 540 extern Datum textregexreplace_noopt(PG_FUNCTION_ARGS);
 541 extern Datum textregexreplace(PG_FUNCTION_ARGS);
 542 extern Datum similar_escape(PG_FUNCTION_ARGS);
 543 extern Datum regexp_matches(PG_FUNCTION_ARGS);
 544 extern Datum regexp_matches_no_flags(PG_FUNCTION_ARGS);
 545 extern Datum regexp_split_to_table(PG_FUNCTION_ARGS);
 546 extern Datum regexp_split_to_table_no_flags(PG_FUNCTION_ARGS);
 547 extern Datum regexp_split_to_array(PG_FUNCTION_ARGS);
 548 extern Datum regexp_split_to_array_no_flags(PG_FUNCTION_ARGS);
 549
 550 /* regproc.c */
 551 extern Datum regprocin(PG_FUNCTION_ARGS);
 552 extern Datum regprocout(PG_FUNCTION_ARGS);
 553 extern Datum regprocrecv(PG_FUNCTION_ARGS);
 554 extern Datum regprocsend(PG_FUNCTION_ARGS);
 555 extern Datum regprocedurein(PG_FUNCTION_ARGS);
 556 extern Datum regprocedureout(PG_FUNCTION_ARGS);
 557 extern Datum regprocedurerecv(PG_FUNCTION_ARGS);
 558 extern Datum regproceduresend(PG_FUNCTION_ARGS);
 559 extern Datum regoperin(PG_FUNCTION_ARGS);
 560 extern Datum regoperout(PG_FUNCTION_ARGS);
 561 extern Datum regoperrecv(PG_FUNCTION_ARGS);
 562 extern Datum regopersend(PG_FUNCTION_ARGS);
 563 extern Datum regoperatorin(PG_FUNCTION_ARGS);
 564 extern Datum regoperatorout(PG_FUNCTION_ARGS);
 565 extern Datum regoperatorrecv(PG_FUNCTION_ARGS);
 566 extern Datum regoperatorsend(PG_FUNCTION_ARGS);
 567 extern Datum regclassin(PG_FUNCTION_ARGS);
 568 extern Datum regclassout(PG_FUNCTION_ARGS);
 569 extern Datum regclassrecv(PG_FUNCTION_ARGS);
 570 extern Datum regclasssend(PG_FUNCTION_ARGS);
 571 extern Datum regtypein(PG_FUNCTION_ARGS);
 572 extern Datum regtypeout(PG_FUNCTION_ARGS);
 573 extern Datum regtyperecv(PG_FUNCTION_ARGS);
 574 extern Datum regtypesend(PG_FUNCTION_ARGS);
 575 extern Datum regconfigin(PG_FUNCTION_ARGS);
 576 extern Datum regconfigout(PG_FUNCTION_ARGS);
 577 extern Datum regconfigrecv(PG_FUNCTION_ARGS);
 578 extern Datum regconfigsend(PG_FUNCTION_ARGS);
 579 extern Datum regdictionaryin(PG_FUNCTION_ARGS);
 580 extern Datum regdictionaryout(PG_FUNCTION_ARGS);
 581 extern Datum regdictionaryrecv(PG_FUNCTION_ARGS);
 582 extern Datum regdictionarysend(PG_FUNCTION_ARGS);
 583 extern Datum text_regclass(PG_FUNCTION_ARGS);
 584 extern List *stringToQualifiedNameList(const char *string);
 585 extern char *format_procedure(Oid procedure_oid);
 586 extern char *format_operator(Oid operator_oid);
 587
 588 /* rowtypes.c */
 589 extern Datum record_in(PG_FUNCTION_ARGS);
 590 extern Datum record_out(PG_FUNCTION_ARGS);
 591 extern Datum record_recv(PG_FUNCTION_ARGS);
 592 extern Datum record_send(PG_FUNCTION_ARGS);
 593 extern Datum record_eq(PG_FUNCTION_ARGS);
 594 extern Datum record_ne(PG_FUNCTION_ARGS);
 595 extern Datum record_lt(PG_FUNCTION_ARGS);
 596 extern Datum record_gt(PG_FUNCTION_ARGS);
 597 extern Datum record_le(PG_FUNCTION_ARGS);
 598 extern Datum record_ge(PG_FUNCTION_ARGS);
 599 extern Datum btrecordcmp(PG_FUNCTION_ARGS);
 600
 601 /* ruleutils.c */
 602 extern bool quote_all_identifiers;
 603 extern Datum pg_get_ruledef(PG_FUNCTION_ARGS);
 604 extern Datum pg_get_ruledef_ext(PG_FUNCTION_ARGS);
 605 extern Datum pg_get_viewdef(PG_FUNCTION_ARGS);
 606 extern Datum pg_get_viewdef_ext(PG_FUNCTION_ARGS);
 607 extern Datum pg_get_viewdef_name(PG_FUNCTION_ARGS);
 608 extern Datum pg_get_viewdef_name_ext(PG_FUNCTION_ARGS);
 609 extern Datum pg_get_indexdef(PG_FUNCTION_ARGS);
 610 extern Datum pg_get_indexdef_ext(PG_FUNCTION_ARGS);
 611 extern char *pg_get_indexdef_string(Oid indexrelid);
 612 extern char *pg_get_indexdef_columns(Oid indexrelid, bool pretty);
 613 extern Datum pg_get_triggerdef(PG_FUNCTION_ARGS);
 614 extern Datum pg_get_triggerdef_ext(PG_FUNCTION_ARGS);
 615 extern Datum pg_get_constraintdef(PG_FUNCTION_ARGS);
 616 extern Datum pg_get_constraintdef_ext(PG_FUNCTION_ARGS);
 617 extern char *pg_get_constraintdef_string(Oid constraintId);
 618 extern Datum pg_get_expr(PG_FUNCTION_ARGS);
 619 extern Datum pg_get_expr_ext(PG_FUNCTION_ARGS);
 620 extern Datum pg_get_userbyid(PG_FUNCTION_ARGS);
 621 extern Datum pg_get_serial_sequence(PG_FUNCTION_ARGS);
 622 extern Datum pg_get_functiondef(PG_FUNCTION_ARGS);
 623 extern Datum pg_get_function_arguments(PG_FUNCTION_ARGS);
 624 extern Datum pg_get_function_identity_arguments(PG_FUNCTION_ARGS);
 625 extern Datum pg_get_function_result(PG_FUNCTION_ARGS);
 626 extern char *deparse_expression(Node *expr, List *dpcontext,
 627                                    bool forceprefix, bool showimplicit);
 628 extern List *deparse_context_for(const char *aliasname, Oid relid);
 629 extern List *deparse_context_for_planstate(Node *planstate, List *ancestors,
 630                                                           List *rtable);
 631 extern const char *quote_identifier(const char *ident);
 632 extern char *quote_qualified_identifier(const char *qualifier,
 633                                                    const char *ident);
 634 extern char *generate_collation_name(Oid collid);
 635
 636
 637 /* tid.c */
 638 extern Datum tidin(PG_FUNCTION_ARGS);
 639 extern Datum tidout(PG_FUNCTION_ARGS);
 640 extern Datum tidrecv(PG_FUNCTION_ARGS);
 641 extern Datum tidsend(PG_FUNCTION_ARGS);
 642 extern Datum tideq(PG_FUNCTION_ARGS);
 643 extern Datum tidne(PG_FUNCTION_ARGS);
 644 extern Datum tidlt(PG_FUNCTION_ARGS);
 645 extern Datum tidle(PG_FUNCTION_ARGS);
 646 extern Datum tidgt(PG_FUNCTION_ARGS);
 647 extern Datum tidge(PG_FUNCTION_ARGS);
 648 extern Datum bttidcmp(PG_FUNCTION_ARGS);
 649 extern Datum tidlarger(PG_FUNCTION_ARGS);
 650 extern Datum tidsmaller(PG_FUNCTION_ARGS);
 651 extern Datum currtid_byreloid(PG_FUNCTION_ARGS);
 652 extern Datum currtid_byrelname(PG_FUNCTION_ARGS);
 653
 654 /* varchar.c */
 655 extern Datum bpcharin(PG_FUNCTION_ARGS);
 656 extern Datum bpcharout(PG_FUNCTION_ARGS);
 657 extern Datum bpcharrecv(PG_FUNCTION_ARGS);
 658 extern Datum bpcharsend(PG_FUNCTION_ARGS);
 659 extern Datum bpchartypmodin(PG_FUNCTION_ARGS);
 660 extern Datum bpchartypmodout(PG_FUNCTION_ARGS);
 661 extern Datum bpchar(PG_FUNCTION_ARGS);
 662 extern Datum char_bpchar(PG_FUNCTION_ARGS);
 663 extern Datum name_bpchar(PG_FUNCTION_ARGS);
 664 extern Datum bpchar_name(PG_FUNCTION_ARGS);
 665 extern Datum bpchareq(PG_FUNCTION_ARGS);
 666 extern Datum bpcharne(PG_FUNCTION_ARGS);
 667 extern Datum bpcharlt(PG_FUNCTION_ARGS);
 668 extern Datum bpcharle(PG_FUNCTION_ARGS);
 669 extern Datum bpchargt(PG_FUNCTION_ARGS);
 670 extern Datum bpcharge(PG_FUNCTION_ARGS);
 671 extern Datum bpcharcmp(PG_FUNCTION_ARGS);
 672 extern Datum bpchar_larger(PG_FUNCTION_ARGS);
 673 extern Datum bpchar_smaller(PG_FUNCTION_ARGS);
 674 extern Datum bpcharlen(PG_FUNCTION_ARGS);
 675 extern Datum bpcharoctetlen(PG_FUNCTION_ARGS);
 676 extern Datum hashbpchar(PG_FUNCTION_ARGS);
 677 extern Datum bpchar_pattern_lt(PG_FUNCTION_ARGS);
 678 extern Datum bpchar_pattern_le(PG_FUNCTION_ARGS);
 679 extern Datum bpchar_pattern_gt(PG_FUNCTION_ARGS);
 680 extern Datum bpchar_pattern_ge(PG_FUNCTION_ARGS);
 681 extern Datum btbpchar_pattern_cmp(PG_FUNCTION_ARGS);
 682
 683 extern Datum varcharin(PG_FUNCTION_ARGS);
 684 extern Datum varcharout(PG_FUNCTION_ARGS);
 685 extern Datum varcharrecv(PG_FUNCTION_ARGS);
 686 extern Datum varcharsend(PG_FUNCTION_ARGS);
 687 extern Datum varchartypmodin(PG_FUNCTION_ARGS);
 688 extern Datum varchartypmodout(PG_FUNCTION_ARGS);
 689 extern Datum varchar_transform(PG_FUNCTION_ARGS);
 690 extern Datum varchar(PG_FUNCTION_ARGS);
 691
 692 /* varlena.c */
 693 extern text *cstring_to_text(const char *s);
 694 extern text *cstring_to_text_with_len(const char *s, int len);
 695 extern char *text_to_cstring(const text *t);
 696 extern void text_to_cstring_buffer(const text *src, char *dst, size_t dst_len);
 697
 698 #define CStringGetTextDatum(s) PointerGetDatum(cstring_to_text(s))
 699 #define TextDatumGetCString(d) text_to_cstring((text *) DatumGetPointer(d))
 700
 701 extern Datum textin(PG_FUNCTION_ARGS);
 702 extern Datum textout(PG_FUNCTION_ARGS);
 703 extern Datum textrecv(PG_FUNCTION_ARGS);
 704 extern Datum textsend(PG_FUNCTION_ARGS);
 705 extern Datum textcat(PG_FUNCTION_ARGS);
 706 extern Datum texteq(PG_FUNCTION_ARGS);
 707 extern Datum textne(PG_FUNCTION_ARGS);
 708 extern Datum text_lt(PG_FUNCTION_ARGS);
 709 extern Datum text_le(PG_FUNCTION_ARGS);
 710 extern Datum text_gt(PG_FUNCTION_ARGS);
 711 extern Datum text_ge(PG_FUNCTION_ARGS);
 712 extern Datum text_larger(PG_FUNCTION_ARGS);
 713 extern Datum text_smaller(PG_FUNCTION_ARGS);
 714 extern Datum text_pattern_lt(PG_FUNCTION_ARGS);
 715 extern Datum text_pattern_le(PG_FUNCTION_ARGS);
 716 extern Datum text_pattern_gt(PG_FUNCTION_ARGS);
 717 extern Datum text_pattern_ge(PG_FUNCTION_ARGS);
 718 extern Datum bttext_pattern_cmp(PG_FUNCTION_ARGS);
 719 extern Datum textlen(PG_FUNCTION_ARGS);
 720 extern Datum textoctetlen(PG_FUNCTION_ARGS);
 721 extern Datum textpos(PG_FUNCTION_ARGS);
 722 extern Datum text_substr(PG_FUNCTION_ARGS);
 723 extern Datum text_substr_no_len(PG_FUNCTION_ARGS);
 724 extern Datum textoverlay(PG_FUNCTION_ARGS);
 725 extern Datum textoverlay_no_len(PG_FUNCTION_ARGS);
 726 extern Datum name_text(PG_FUNCTION_ARGS);
 727 extern Datum text_name(PG_FUNCTION_ARGS);
 728 extern int      varstr_cmp(char *arg1, int len1, char *arg2, int len2, Oid collid);
 729 extern List *textToQualifiedNameList(text *textval);
 730 extern bool SplitIdentifierString(char *rawstring, char separator,
 731                                           List **namelist);
 732 extern Datum replace_text(PG_FUNCTION_ARGS);
 733 extern text *replace_text_regexp(text *src_text, void *regexp,
 734                                         text *replace_text, bool glob);
 735 extern Datum split_text(PG_FUNCTION_ARGS);
 736 extern Datum text_to_array(PG_FUNCTION_ARGS);
 737 extern Datum array_to_text(PG_FUNCTION_ARGS);
 738 extern Datum text_to_array_null(PG_FUNCTION_ARGS);
 739 extern Datum array_to_text_null(PG_FUNCTION_ARGS);
 740 extern Datum to_hex32(PG_FUNCTION_ARGS);
 741 extern Datum to_hex64(PG_FUNCTION_ARGS);
 742 extern Datum md5_text(PG_FUNCTION_ARGS);
 743 extern Datum md5_bytea(PG_FUNCTION_ARGS);
 744
 745 extern Datum unknownin(PG_FUNCTION_ARGS);
 746 extern Datum unknownout(PG_FUNCTION_ARGS);
 747 extern Datum unknownrecv(PG_FUNCTION_ARGS);
 748 extern Datum unknownsend(PG_FUNCTION_ARGS);
 749
 750 extern Datum pg_column_size(PG_FUNCTION_ARGS);
 751
 752 extern Datum string_agg_transfn(PG_FUNCTION_ARGS);
 753 extern Datum string_agg_finalfn(PG_FUNCTION_ARGS);
 754
 755 extern Datum text_concat(PG_FUNCTION_ARGS);
 756 extern Datum text_concat_ws(PG_FUNCTION_ARGS);
 757 extern Datum text_left(PG_FUNCTION_ARGS);
 758 extern Datum text_right(PG_FUNCTION_ARGS);
 759 extern Datum text_reverse(PG_FUNCTION_ARGS);
 760 extern Datum text_format(PG_FUNCTION_ARGS);
 761 extern Datum text_format_nv(PG_FUNCTION_ARGS);
 762
 763 /* version.c */
 764 extern Datum pgsql_version(PG_FUNCTION_ARGS);
 765
 766 /* xid.c */
 767 extern Datum xidin(PG_FUNCTION_ARGS);
 768 extern Datum xidout(PG_FUNCTION_ARGS);
 769 extern Datum xidrecv(PG_FUNCTION_ARGS);
 770 extern Datum xidsend(PG_FUNCTION_ARGS);
 771 extern Datum xideq(PG_FUNCTION_ARGS);
 772 extern Datum xid_age(PG_FUNCTION_ARGS);
 773 extern int      xidComparator(const void *arg1, const void *arg2);
 774 extern Datum cidin(PG_FUNCTION_ARGS);
 775 extern Datum cidout(PG_FUNCTION_ARGS);
 776 extern Datum cidrecv(PG_FUNCTION_ARGS);
 777 extern Datum cidsend(PG_FUNCTION_ARGS);
 778 extern Datum cideq(PG_FUNCTION_ARGS);
 779
 780 /* like.c */
 781 extern Datum namelike(PG_FUNCTION_ARGS);
 782 extern Datum namenlike(PG_FUNCTION_ARGS);
 783 extern Datum nameiclike(PG_FUNCTION_ARGS);
 784 extern Datum nameicnlike(PG_FUNCTION_ARGS);
 785 extern Datum textlike(PG_FUNCTION_ARGS);
 786 extern Datum textnlike(PG_FUNCTION_ARGS);
 787 extern Datum texticlike(PG_FUNCTION_ARGS);
 788 extern Datum texticnlike(PG_FUNCTION_ARGS);
 789 extern Datum bytealike(PG_FUNCTION_ARGS);
 790 extern Datum byteanlike(PG_FUNCTION_ARGS);
 791 extern Datum like_escape(PG_FUNCTION_ARGS);
 792 extern Datum like_escape_bytea(PG_FUNCTION_ARGS);
 793
 794 /* oracle_compat.c */
 795 extern Datum lower(PG_FUNCTION_ARGS);
 796 extern Datum upper(PG_FUNCTION_ARGS);
 797 extern Datum initcap(PG_FUNCTION_ARGS);
 798 extern Datum lpad(PG_FUNCTION_ARGS);
 799 extern Datum rpad(PG_FUNCTION_ARGS);
 800 extern Datum btrim(PG_FUNCTION_ARGS);
 801 extern Datum btrim1(PG_FUNCTION_ARGS);
 802 extern Datum byteatrim(PG_FUNCTION_ARGS);
 803 extern Datum ltrim(PG_FUNCTION_ARGS);
 804 extern Datum ltrim1(PG_FUNCTION_ARGS);
 805 extern Datum rtrim(PG_FUNCTION_ARGS);
 806 extern Datum rtrim1(PG_FUNCTION_ARGS);
 807 extern Datum translate(PG_FUNCTION_ARGS);
 808 extern Datum chr (PG_FUNCTION_ARGS);
 809 extern Datum repeat(PG_FUNCTION_ARGS);
 810 extern Datum ascii(PG_FUNCTION_ARGS);
 811
 812 /* inet_cidr_ntop.c */
 813 extern char *inet_cidr_ntop(int af, const void *src, int bits,
 814                            char *dst, size_t size);
 815
 816 /* inet_net_pton.c */
 817 extern int inet_net_pton(int af, const char *src,
 818                           void *dst, size_t size);
 819
 820 /* network.c */
 821 extern Datum inet_in(PG_FUNCTION_ARGS);
 822 extern Datum inet_out(PG_FUNCTION_ARGS);
 823 extern Datum inet_recv(PG_FUNCTION_ARGS);
 824 extern Datum inet_send(PG_FUNCTION_ARGS);
 825 extern Datum cidr_in(PG_FUNCTION_ARGS);
 826 extern Datum cidr_out(PG_FUNCTION_ARGS);
 827 extern Datum cidr_recv(PG_FUNCTION_ARGS);
 828 extern Datum cidr_send(PG_FUNCTION_ARGS);
 829 extern Datum network_cmp(PG_FUNCTION_ARGS);
 830 extern Datum network_lt(PG_FUNCTION_ARGS);
 831 extern Datum network_le(PG_FUNCTION_ARGS);
 832 extern Datum network_eq(PG_FUNCTION_ARGS);
 833 extern Datum network_ge(PG_FUNCTION_ARGS);
 834 extern Datum network_gt(PG_FUNCTION_ARGS);
 835 extern Datum network_ne(PG_FUNCTION_ARGS);
 836 extern Datum hashinet(PG_FUNCTION_ARGS);
 837 extern Datum network_sub(PG_FUNCTION_ARGS);
 838 extern Datum network_subeq(PG_FUNCTION_ARGS);
 839 extern Datum network_sup(PG_FUNCTION_ARGS);
 840 extern Datum network_supeq(PG_FUNCTION_ARGS);
 841 extern Datum network_network(PG_FUNCTION_ARGS);
 842 extern Datum network_netmask(PG_FUNCTION_ARGS);
 843 extern Datum network_hostmask(PG_FUNCTION_ARGS);
 844 extern Datum network_masklen(PG_FUNCTION_ARGS);
 845 extern Datum network_family(PG_FUNCTION_ARGS);
 846 extern Datum network_broadcast(PG_FUNCTION_ARGS);
 847 extern Datum network_host(PG_FUNCTION_ARGS);
 848 extern Datum network_show(PG_FUNCTION_ARGS);
 849 extern Datum inet_abbrev(PG_FUNCTION_ARGS);
 850 extern Datum cidr_abbrev(PG_FUNCTION_ARGS);
 851 extern double convert_network_to_scalar(Datum value, Oid typid);
 852 extern Datum inet_to_cidr(PG_FUNCTION_ARGS);
 853 extern Datum inet_set_masklen(PG_FUNCTION_ARGS);
 854 extern Datum cidr_set_masklen(PG_FUNCTION_ARGS);
 855 extern Datum network_scan_first(Datum in);
 856 extern Datum network_scan_last(Datum in);
 857 extern Datum inet_client_addr(PG_FUNCTION_ARGS);
 858 extern Datum inet_client_port(PG_FUNCTION_ARGS);
 859 extern Datum inet_server_addr(PG_FUNCTION_ARGS);
 860 extern Datum inet_server_port(PG_FUNCTION_ARGS);
 861 extern Datum inetnot(PG_FUNCTION_ARGS);
 862 extern Datum inetand(PG_FUNCTION_ARGS);
 863 extern Datum inetor(PG_FUNCTION_ARGS);
 864 extern Datum inetpl(PG_FUNCTION_ARGS);
 865 extern Datum inetmi_int8(PG_FUNCTION_ARGS);
 866 extern Datum inetmi(PG_FUNCTION_ARGS);
 867 extern void clean_ipv6_addr(int addr_family, char *addr);
 868
 869 /* mac.c */
 870 extern Datum macaddr_in(PG_FUNCTION_ARGS);
 871 extern Datum macaddr_out(PG_FUNCTION_ARGS);
 872 extern Datum macaddr_recv(PG_FUNCTION_ARGS);
 873 extern Datum macaddr_send(PG_FUNCTION_ARGS);
 874 extern Datum macaddr_cmp(PG_FUNCTION_ARGS);
 875 extern Datum macaddr_lt(PG_FUNCTION_ARGS);
 876 extern Datum macaddr_le(PG_FUNCTION_ARGS);
 877 extern Datum macaddr_eq(PG_FUNCTION_ARGS);
 878 extern Datum macaddr_ge(PG_FUNCTION_ARGS);
 879 extern Datum macaddr_gt(PG_FUNCTION_ARGS);
 880 extern Datum macaddr_ne(PG_FUNCTION_ARGS);
 881 extern Datum macaddr_trunc(PG_FUNCTION_ARGS);
 882 extern Datum hashmacaddr(PG_FUNCTION_ARGS);
 883
 884 /* numeric.c */
 885 extern Datum numeric_in(PG_FUNCTION_ARGS);
 886 extern Datum numeric_out(PG_FUNCTION_ARGS);
 887 extern Datum numeric_recv(PG_FUNCTION_ARGS);
 888 extern Datum numeric_send(PG_FUNCTION_ARGS);
 889 extern Datum numerictypmodin(PG_FUNCTION_ARGS);
 890 extern Datum numerictypmodout(PG_FUNCTION_ARGS);
 891 extern Datum numeric (PG_FUNCTION_ARGS);
 892 extern Datum numeric_abs(PG_FUNCTION_ARGS);
 893 extern Datum numeric_uminus(PG_FUNCTION_ARGS);
 894 extern Datum numeric_uplus(PG_FUNCTION_ARGS);
 895 extern Datum numeric_sign(PG_FUNCTION_ARGS);
 896 extern Datum numeric_round(PG_FUNCTION_ARGS);
 897 extern Datum numeric_trunc(PG_FUNCTION_ARGS);
 898 extern Datum numeric_ceil(PG_FUNCTION_ARGS);
 899 extern Datum numeric_floor(PG_FUNCTION_ARGS);
 900 extern Datum numeric_cmp(PG_FUNCTION_ARGS);
 901 extern Datum numeric_eq(PG_FUNCTION_ARGS);
 902 extern Datum numeric_ne(PG_FUNCTION_ARGS);
 903 extern Datum numeric_gt(PG_FUNCTION_ARGS);
 904 extern Datum numeric_ge(PG_FUNCTION_ARGS);
 905 extern Datum numeric_lt(PG_FUNCTION_ARGS);
 906 extern Datum numeric_le(PG_FUNCTION_ARGS);
 907 extern Datum numeric_add(PG_FUNCTION_ARGS);
 908 extern Datum numeric_sub(PG_FUNCTION_ARGS);
 909 extern Datum numeric_mul(PG_FUNCTION_ARGS);
 910 extern Datum numeric_div(PG_FUNCTION_ARGS);
 911 extern Datum numeric_div_trunc(PG_FUNCTION_ARGS);
 912 extern Datum numeric_mod(PG_FUNCTION_ARGS);
 913 extern Datum numeric_inc(PG_FUNCTION_ARGS);
 914 extern Datum numeric_smaller(PG_FUNCTION_ARGS);
 915 extern Datum numeric_larger(PG_FUNCTION_ARGS);
 916 extern Datum numeric_fac(PG_FUNCTION_ARGS);
 917 extern Datum numeric_sqrt(PG_FUNCTION_ARGS);
 918 extern Datum numeric_exp(PG_FUNCTION_ARGS);
 919 extern Datum numeric_ln(PG_FUNCTION_ARGS);
 920 extern Datum numeric_log(PG_FUNCTION_ARGS);
 921 extern Datum numeric_power(PG_FUNCTION_ARGS);
 922 extern Datum int4_numeric(PG_FUNCTION_ARGS);
 923 extern Datum numeric_int4(PG_FUNCTION_ARGS);
 924 extern Datum int8_numeric(PG_FUNCTION_ARGS);
 925 extern Datum numeric_int8(PG_FUNCTION_ARGS);
 926 extern Datum int2_numeric(PG_FUNCTION_ARGS);
 927 extern Datum numeric_int2(PG_FUNCTION_ARGS);
 928 extern Datum float8_numeric(PG_FUNCTION_ARGS);
 929 extern Datum numeric_float8(PG_FUNCTION_ARGS);
 930 extern Datum numeric_float8_no_overflow(PG_FUNCTION_ARGS);
 931 extern Datum float4_numeric(PG_FUNCTION_ARGS);
 932 extern Datum numeric_float4(PG_FUNCTION_ARGS);
 933 extern Datum numeric_accum(PG_FUNCTION_ARGS);
 934 extern Datum numeric_avg_accum(PG_FUNCTION_ARGS);
 935 extern Datum int2_accum(PG_FUNCTION_ARGS);
 936 extern Datum int4_accum(PG_FUNCTION_ARGS);
 937 extern Datum int8_accum(PG_FUNCTION_ARGS);
 938 extern Datum int8_avg_accum(PG_FUNCTION_ARGS);
 939 extern Datum numeric_avg(PG_FUNCTION_ARGS);
 940 extern Datum numeric_var_pop(PG_FUNCTION_ARGS);
 941 extern Datum numeric_var_samp(PG_FUNCTION_ARGS);
 942 extern Datum numeric_stddev_pop(PG_FUNCTION_ARGS);
 943 extern Datum numeric_stddev_samp(PG_FUNCTION_ARGS);
 944 extern Datum int2_sum(PG_FUNCTION_ARGS);
 945 extern Datum int4_sum(PG_FUNCTION_ARGS);
 946 extern Datum int8_sum(PG_FUNCTION_ARGS);
 947 extern Datum int2_avg_accum(PG_FUNCTION_ARGS);
 948 extern Datum int4_avg_accum(PG_FUNCTION_ARGS);
 949 extern Datum int8_avg(PG_FUNCTION_ARGS);
 950 extern Datum width_bucket_numeric(PG_FUNCTION_ARGS);
 951 extern Datum hash_numeric(PG_FUNCTION_ARGS);
 952
 953 /* ri_triggers.c */
 954 extern Datum RI_FKey_check_ins(PG_FUNCTION_ARGS);
 955 extern Datum RI_FKey_check_upd(PG_FUNCTION_ARGS);
 956 extern Datum RI_FKey_noaction_del(PG_FUNCTION_ARGS);
 957 extern Datum RI_FKey_noaction_upd(PG_FUNCTION_ARGS);
 958 extern Datum RI_FKey_cascade_del(PG_FUNCTION_ARGS);
 959 extern Datum RI_FKey_cascade_upd(PG_FUNCTION_ARGS);
 960 extern Datum RI_FKey_restrict_del(PG_FUNCTION_ARGS);
 961 extern Datum RI_FKey_restrict_upd(PG_FUNCTION_ARGS);
 962 extern Datum RI_FKey_setnull_del(PG_FUNCTION_ARGS);
 963 extern Datum RI_FKey_setnull_upd(PG_FUNCTION_ARGS);
 964 extern Datum RI_FKey_setdefault_del(PG_FUNCTION_ARGS);
 965 extern Datum RI_FKey_setdefault_upd(PG_FUNCTION_ARGS);
 966
 967 /* trigfuncs.c */
 968 extern Datum suppress_redundant_updates_trigger(PG_FUNCTION_ARGS);
 969
 970 /* encoding support functions */
 971 extern Datum getdatabaseencoding(PG_FUNCTION_ARGS);
 972 extern Datum database_character_set(PG_FUNCTION_ARGS);
 973 extern Datum pg_client_encoding(PG_FUNCTION_ARGS);
 974 extern Datum PG_encoding_to_char(PG_FUNCTION_ARGS);
 975 extern Datum PG_char_to_encoding(PG_FUNCTION_ARGS);
 976 extern Datum PG_character_set_name(PG_FUNCTION_ARGS);
 977 extern Datum PG_character_set_id(PG_FUNCTION_ARGS);
 978 extern Datum pg_convert(PG_FUNCTION_ARGS);
 979 extern Datum pg_convert_to(PG_FUNCTION_ARGS);
 980 extern Datum pg_convert_from(PG_FUNCTION_ARGS);
 981 extern Datum length_in_encoding(PG_FUNCTION_ARGS);
 982 extern Datum pg_encoding_max_length_sql(PG_FUNCTION_ARGS);
 983
 984 /* format_type.c */
 985 extern Datum format_type(PG_FUNCTION_ARGS);
 986 extern char *format_type_be(Oid type_oid);
 987 extern char *format_type_with_typemod(Oid type_oid, int32 typemod);
 988 extern Datum oidvectortypes(PG_FUNCTION_ARGS);
 989 extern int32 type_maximum_size(Oid type_oid, int32 typemod);
 990
 991 /* quote.c */
 992 extern Datum quote_ident(PG_FUNCTION_ARGS);
 993 extern Datum quote_literal(PG_FUNCTION_ARGS);
 994 extern char *quote_literal_cstr(const char *rawstr);
 995 extern Datum quote_nullable(PG_FUNCTION_ARGS);
 996
 997 /* guc.c */
 998 extern Datum show_config_by_name(PG_FUNCTION_ARGS);
 999 extern Datum set_config_by_name(PG_FUNCTION_ARGS);
1000 extern Datum show_all_settings(PG_FUNCTION_ARGS);
1001
1002 /* lockfuncs.c */
1003 extern Datum pg_lock_status(PG_FUNCTION_ARGS);
1004 extern Datum pg_advisory_lock_int8(PG_FUNCTION_ARGS);
1005 extern Datum pg_advisory_xact_lock_int8(PG_FUNCTION_ARGS);
1006 extern Datum pg_advisory_lock_shared_int8(PG_FUNCTION_ARGS);
1007 extern Datum pg_advisory_xact_lock_shared_int8(PG_FUNCTION_ARGS);
1008 extern Datum pg_try_advisory_lock_int8(PG_FUNCTION_ARGS);
1009 extern Datum pg_try_advisory_xact_lock_int8(PG_FUNCTION_ARGS);
1010 extern Datum pg_try_advisory_lock_shared_int8(PG_FUNCTION_ARGS);
1011 extern Datum pg_try_advisory_xact_lock_shared_int8(PG_FUNCTION_ARGS);
1012 extern Datum pg_advisory_unlock_int8(PG_FUNCTION_ARGS);
1013 extern Datum pg_advisory_unlock_shared_int8(PG_FUNCTION_ARGS);
1014 extern Datum pg_advisory_lock_int4(PG_FUNCTION_ARGS);
1015 extern Datum pg_advisory_xact_lock_int4(PG_FUNCTION_ARGS);
1016 extern Datum pg_advisory_lock_shared_int4(PG_FUNCTION_ARGS);
1017 extern Datum pg_advisory_xact_lock_shared_int4(PG_FUNCTION_ARGS);
1018 extern Datum pg_try_advisory_lock_int4(PG_FUNCTION_ARGS);
1019 extern Datum pg_try_advisory_xact_lock_int4(PG_FUNCTION_ARGS);
1020 extern Datum pg_try_advisory_lock_shared_int4(PG_FUNCTION_ARGS);
1021 extern Datum pg_try_advisory_xact_lock_shared_int4(PG_FUNCTION_ARGS);
1022 extern Datum pg_advisory_unlock_int4(PG_FUNCTION_ARGS);
1023 extern Datum pg_advisory_unlock_shared_int4(PG_FUNCTION_ARGS);
1024 extern Datum pg_advisory_unlock_all(PG_FUNCTION_ARGS);
1025
1026 /* txid.c */
1027 extern Datum txid_snapshot_in(PG_FUNCTION_ARGS);
1028 extern Datum txid_snapshot_out(PG_FUNCTION_ARGS);
1029 extern Datum txid_snapshot_recv(PG_FUNCTION_ARGS);
1030 extern Datum txid_snapshot_send(PG_FUNCTION_ARGS);
1031 extern Datum txid_current(PG_FUNCTION_ARGS);
1032 extern Datum txid_current_snapshot(PG_FUNCTION_ARGS);
1033 extern Datum txid_snapshot_xmin(PG_FUNCTION_ARGS);
1034 extern Datum txid_snapshot_xmax(PG_FUNCTION_ARGS);
1035 extern Datum txid_snapshot_xip(PG_FUNCTION_ARGS);
1036 extern Datum txid_visible_in_snapshot(PG_FUNCTION_ARGS);
1037
1038 /* uuid.c */
1039 extern Datum uuid_in(PG_FUNCTION_ARGS);
1040 extern Datum uuid_out(PG_FUNCTION_ARGS);
1041 extern Datum uuid_send(PG_FUNCTION_ARGS);
1042 extern Datum uuid_recv(PG_FUNCTION_ARGS);
1043 extern Datum uuid_lt(PG_FUNCTION_ARGS);
1044 extern Datum uuid_le(PG_FUNCTION_ARGS);
1045 extern Datum uuid_eq(PG_FUNCTION_ARGS);
1046 extern Datum uuid_ge(PG_FUNCTION_ARGS);
1047 extern Datum uuid_gt(PG_FUNCTION_ARGS);
1048 extern Datum uuid_ne(PG_FUNCTION_ARGS);
1049 extern Datum uuid_cmp(PG_FUNCTION_ARGS);
1050 extern Datum uuid_hash(PG_FUNCTION_ARGS);
1051
1052 /* windowfuncs.c */
1053 extern Datum window_row_number(PG_FUNCTION_ARGS);
1054 extern Datum window_rank(PG_FUNCTION_ARGS);
1055 extern Datum window_dense_rank(PG_FUNCTION_ARGS);
1056 extern Datum window_percent_rank(PG_FUNCTION_ARGS);
1057 extern Datum window_cume_dist(PG_FUNCTION_ARGS);
1058 extern Datum window_ntile(PG_FUNCTION_ARGS);
1059 extern Datum window_lag(PG_FUNCTION_ARGS);
1060 extern Datum window_lag_with_offset(PG_FUNCTION_ARGS);
1061 extern Datum window_lag_with_offset_and_default(PG_FUNCTION_ARGS);
1062 extern Datum window_lead(PG_FUNCTION_ARGS);
1063 extern Datum window_lead_with_offset(PG_FUNCTION_ARGS);
1064 extern Datum window_lead_with_offset_and_default(PG_FUNCTION_ARGS);
1065 extern Datum window_first_value(PG_FUNCTION_ARGS);
1066 extern Datum window_last_value(PG_FUNCTION_ARGS);
1067 extern Datum window_nth_value(PG_FUNCTION_ARGS);
1068
1069 /* access/gin/ginarrayproc.c */
1070 extern Datum ginarrayextract(PG_FUNCTION_ARGS);
1071 extern Datum ginarrayextract_2args(PG_FUNCTION_ARGS);
1072 extern Datum ginqueryarrayextract(PG_FUNCTION_ARGS);
1073 extern Datum ginarrayconsistent(PG_FUNCTION_ARGS);
1074
1075 /* access/transam/twophase.c */
1076 extern Datum pg_prepared_xact(PG_FUNCTION_ARGS);
1077
1078 /* catalogs/dependency.c */
1079 extern Datum pg_describe_object(PG_FUNCTION_ARGS);
1080
1081 /* commands/constraint.c */
1082 extern Datum unique_key_recheck(PG_FUNCTION_ARGS);
1083
1084 /* commands/extension.c */
1085 extern Datum pg_available_extensions(PG_FUNCTION_ARGS);
1086 extern Datum pg_available_extension_versions(PG_FUNCTION_ARGS);
1087 extern Datum pg_extension_update_paths(PG_FUNCTION_ARGS);
1088 extern Datum pg_extension_config_dump(PG_FUNCTION_ARGS);
1089
1090 /* commands/prepare.c */
1091 extern Datum pg_prepared_statement(PG_FUNCTION_ARGS);
1092
1093 /* utils/mmgr/portalmem.c */
1094 extern Datum pg_cursor(PG_FUNCTION_ARGS);
1095
1096 #endif   /* BUILTINS_H */