1 /* 2 ** 2010 February 23 3 ** 4 ** The author disclaims copyright to this source code. In place of 5 ** a legal notice, here is a blessing: 6 ** 7 ** May you do good and not evil. 8 ** May you find forgiveness for yourself and forgive others. 9 ** May you share freely, never taking more than you give. 10 ** 11 ************************************************************************* 12 ** 13 ** This file implements routines used to report what compile-time options 14 ** SQLite was built with. 15 */ 16 17 #ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS 18 19 #include "sqliteInt.h" 20 21 /* 22 ** An array of names of all compile-time options. This array should 23 ** be sorted A-Z. 24 ** 25 ** This array looks large, but in a typical installation actually uses 26 ** only a handful of compile-time options, so most times this array is usually 27 ** rather short and uses little memory space. 28 */ 29 static const char * const azCompileOpt[] = { 30 31 /* These macros are provided to "stringify" the value of the define 32 ** for those options in which the value is meaningful. */ 33 #define CTIMEOPT_VAL_(opt) #opt 34 #define CTIMEOPT_VAL(opt) CTIMEOPT_VAL_(opt) 35 36 #ifdef SQLITE_32BIT_ROWID 37 "32BIT_ROWID", 38 #endif 39 #ifdef SQLITE_4_BYTE_ALIGNED_MALLOC 40 "4_BYTE_ALIGNED_MALLOC", 41 #endif 42 #ifdef SQLITE_CASE_SENSITIVE_LIKE 43 "CASE_SENSITIVE_LIKE", 44 #endif 45 #ifdef SQLITE_CHECK_PAGES 46 "CHECK_PAGES", 47 #endif 48 #ifdef SQLITE_COVERAGE_TEST 49 "COVERAGE_TEST", 50 #endif 51 #ifdef SQLITE_CURDIR 52 "CURDIR", 53 #endif 54 #ifdef SQLITE_DEBUG 55 "DEBUG", 56 #endif 57 #ifdef SQLITE_DEFAULT_LOCKING_MODE 58 "DEFAULT_LOCKING_MODE=" CTIMEOPT_VAL(SQLITE_DEFAULT_LOCKING_MODE), 59 #endif 60 #ifdef SQLITE_DISABLE_DIRSYNC 61 "DISABLE_DIRSYNC", 62 #endif 63 #ifdef SQLITE_DISABLE_LFS 64 "DISABLE_LFS", 65 #endif 66 #ifdef SQLITE_ENABLE_ATOMIC_WRITE 67 "ENABLE_ATOMIC_WRITE", 68 #endif 69 #ifdef SQLITE_ENABLE_CEROD 70 "ENABLE_CEROD", 71 #endif 72 #ifdef SQLITE_ENABLE_COLUMN_METADATA 73 "ENABLE_COLUMN_METADATA", 74 #endif 75 #ifdef SQLITE_ENABLE_EXPENSIVE_ASSERT 76 "ENABLE_EXPENSIVE_ASSERT", 77 #endif 78 #ifdef SQLITE_ENABLE_FTS1 79 "ENABLE_FTS1", 80 #endif 81 #ifdef SQLITE_ENABLE_FTS2 82 "ENABLE_FTS2", 83 #endif 84 #ifdef SQLITE_ENABLE_FTS3 85 "ENABLE_FTS3", 86 #endif 87 #ifdef SQLITE_ENABLE_FTS3_PARENTHESIS 88 "ENABLE_FTS3_PARENTHESIS", 89 #endif 90 #ifdef SQLITE_ENABLE_FTS4 91 "ENABLE_FTS4", 92 #endif 93 #ifdef SQLITE_ENABLE_ICU 94 "ENABLE_ICU", 95 #endif 96 #ifdef SQLITE_ENABLE_IOTRACE 97 "ENABLE_IOTRACE", 98 #endif 99 #ifdef SQLITE_ENABLE_LOAD_EXTENSION 100 "ENABLE_LOAD_EXTENSION", 101 #endif 102 #ifdef SQLITE_ENABLE_LOCKING_STYLE 103 "ENABLE_LOCKING_STYLE=" CTIMEOPT_VAL(SQLITE_ENABLE_LOCKING_STYLE), 104 #endif 105 #ifdef SQLITE_ENABLE_MEMORY_MANAGEMENT 106 "ENABLE_MEMORY_MANAGEMENT", 107 #endif 108 #ifdef SQLITE_ENABLE_MEMSYS3 109 "ENABLE_MEMSYS3", 110 #endif 111 #ifdef SQLITE_ENABLE_MEMSYS5 112 "ENABLE_MEMSYS5", 113 #endif 114 #ifdef SQLITE_ENABLE_OVERSIZE_CELL_CHECK 115 "ENABLE_OVERSIZE_CELL_CHECK", 116 #endif 117 #ifdef SQLITE_ENABLE_RTREE 118 "ENABLE_RTREE", 119 #endif 120 #ifdef SQLITE_ENABLE_STAT3 121 "ENABLE_STAT3", 122 #endif 123 #ifdef SQLITE_ENABLE_UNLOCK_NOTIFY 124 "ENABLE_UNLOCK_NOTIFY", 125 #endif 126 #ifdef SQLITE_ENABLE_UPDATE_DELETE_LIMIT 127 "ENABLE_UPDATE_DELETE_LIMIT", 128 #endif 129 #ifdef SQLITE_HAS_CODEC 130 "HAS_CODEC", 131 #endif 132 #ifdef SQLITE_HAVE_ISNAN 133 "HAVE_ISNAN", 134 #endif 135 #ifdef SQLITE_HOMEGROWN_RECURSIVE_MUTEX 136 "HOMEGROWN_RECURSIVE_MUTEX", 137 #endif 138 #ifdef SQLITE_IGNORE_AFP_LOCK_ERRORS 139 "IGNORE_AFP_LOCK_ERRORS", 140 #endif 141 #ifdef SQLITE_IGNORE_FLOCK_LOCK_ERRORS 142 "IGNORE_FLOCK_LOCK_ERRORS", 143 #endif 144 #ifdef SQLITE_INT64_TYPE 145 "INT64_TYPE", 146 #endif 147 #ifdef SQLITE_LOCK_TRACE 148 "LOCK_TRACE", 149 #endif 150 #ifdef SQLITE_MAX_SCHEMA_RETRY 151 "MAX_SCHEMA_RETRY=" CTIMEOPT_VAL(SQLITE_MAX_SCHEMA_RETRY), 152 #endif 153 #ifdef SQLITE_MEMDEBUG 154 "MEMDEBUG", 155 #endif 156 #ifdef SQLITE_MIXED_ENDIAN_64BIT_FLOAT 157 "MIXED_ENDIAN_64BIT_FLOAT", 158 #endif 159 #ifdef SQLITE_NO_SYNC 160 "NO_SYNC", 161 #endif 162 #ifdef SQLITE_OMIT_ALTERTABLE 163 "OMIT_ALTERTABLE", 164 #endif 165 #ifdef SQLITE_OMIT_ANALYZE 166 "OMIT_ANALYZE", 167 #endif 168 #ifdef SQLITE_OMIT_ATTACH 169 "OMIT_ATTACH", 170 #endif 171 #ifdef SQLITE_OMIT_AUTHORIZATION 172 "OMIT_AUTHORIZATION", 173 #endif 174 #ifdef SQLITE_OMIT_AUTOINCREMENT 175 "OMIT_AUTOINCREMENT", 176 #endif 177 #ifdef SQLITE_OMIT_AUTOINIT 178 "OMIT_AUTOINIT", 179 #endif 180 #ifdef SQLITE_OMIT_AUTOMATIC_INDEX 181 "OMIT_AUTOMATIC_INDEX", 182 #endif 183 #ifdef SQLITE_OMIT_AUTORESET 184 "OMIT_AUTORESET", 185 #endif 186 #ifdef SQLITE_OMIT_AUTOVACUUM 187 "OMIT_AUTOVACUUM", 188 #endif 189 #ifdef SQLITE_OMIT_BETWEEN_OPTIMIZATION 190 "OMIT_BETWEEN_OPTIMIZATION", 191 #endif 192 #ifdef SQLITE_OMIT_BLOB_LITERAL 193 "OMIT_BLOB_LITERAL", 194 #endif 195 #ifdef SQLITE_OMIT_BTREECOUNT 196 "OMIT_BTREECOUNT", 197 #endif 198 #ifdef SQLITE_OMIT_BUILTIN_TEST 199 "OMIT_BUILTIN_TEST", 200 #endif 201 #ifdef SQLITE_OMIT_CAST 202 "OMIT_CAST", 203 #endif 204 #ifdef SQLITE_OMIT_CHECK 205 "OMIT_CHECK", 206 #endif 207 /* // redundant 208 ** #ifdef SQLITE_OMIT_COMPILEOPTION_DIAGS 209 ** "OMIT_COMPILEOPTION_DIAGS", 210 ** #endif 211 */ 212 #ifdef SQLITE_OMIT_COMPLETE 213 "OMIT_COMPLETE", 214 #endif 215 #ifdef SQLITE_OMIT_COMPOUND_SELECT 216 "OMIT_COMPOUND_SELECT", 217 #endif 218 #ifdef SQLITE_OMIT_DATETIME_FUNCS 219 "OMIT_DATETIME_FUNCS", 220 #endif 221 #ifdef SQLITE_OMIT_DECLTYPE 222 "OMIT_DECLTYPE", 223 #endif 224 #ifdef SQLITE_OMIT_DEPRECATED 225 "OMIT_DEPRECATED", 226 #endif 227 #ifdef SQLITE_OMIT_DISKIO 228 "OMIT_DISKIO", 229 #endif 230 #ifdef SQLITE_OMIT_EXPLAIN 231 "OMIT_EXPLAIN", 232 #endif 233 #ifdef SQLITE_OMIT_FLAG_PRAGMAS 234 "OMIT_FLAG_PRAGMAS", 235 #endif 236 #ifdef SQLITE_OMIT_FLOATING_POINT 237 "OMIT_FLOATING_POINT", 238 #endif 239 #ifdef SQLITE_OMIT_FOREIGN_KEY 240 "OMIT_FOREIGN_KEY", 241 #endif 242 #ifdef SQLITE_OMIT_GET_TABLE 243 "OMIT_GET_TABLE", 244 #endif 245 #ifdef SQLITE_OMIT_INCRBLOB 246 "OMIT_INCRBLOB", 247 #endif 248 #ifdef SQLITE_OMIT_INTEGRITY_CHECK 249 "OMIT_INTEGRITY_CHECK", 250 #endif 251 #ifdef SQLITE_OMIT_LIKE_OPTIMIZATION 252 "OMIT_LIKE_OPTIMIZATION", 253 #endif 254 #ifdef SQLITE_OMIT_LOAD_EXTENSION 255 "OMIT_LOAD_EXTENSION", 256 #endif 257 #ifdef SQLITE_OMIT_LOCALTIME 258 "OMIT_LOCALTIME", 259 #endif 260 #ifdef SQLITE_OMIT_LOOKASIDE 261 "OMIT_LOOKASIDE", 262 #endif 263 #ifdef SQLITE_OMIT_MEMORYDB 264 "OMIT_MEMORYDB", 265 #endif 266 #ifdef SQLITE_OMIT_MERGE_SORT 267 "OMIT_MERGE_SORT", 268 #endif 269 #ifdef SQLITE_OMIT_OR_OPTIMIZATION 270 "OMIT_OR_OPTIMIZATION", 271 #endif 272 #ifdef SQLITE_OMIT_PAGER_PRAGMAS 273 "OMIT_PAGER_PRAGMAS", 274 #endif 275 #ifdef SQLITE_OMIT_PRAGMA 276 "OMIT_PRAGMA", 277 #endif 278 #ifdef SQLITE_OMIT_PROGRESS_CALLBACK 279 "OMIT_PROGRESS_CALLBACK", 280 #endif 281 #ifdef SQLITE_OMIT_QUICKBALANCE 282 "OMIT_QUICKBALANCE", 283 #endif 284 #ifdef SQLITE_OMIT_REINDEX 285 "OMIT_REINDEX", 286 #endif 287 #ifdef SQLITE_OMIT_SCHEMA_PRAGMAS 288 "OMIT_SCHEMA_PRAGMAS", 289 #endif 290 #ifdef SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS 291 "OMIT_SCHEMA_VERSION_PRAGMAS", 292 #endif 293 #ifdef SQLITE_OMIT_SHARED_CACHE 294 "OMIT_SHARED_CACHE", 295 #endif 296 #ifdef SQLITE_OMIT_SUBQUERY 297 "OMIT_SUBQUERY", 298 #endif 299 #ifdef SQLITE_OMIT_TCL_VARIABLE 300 "OMIT_TCL_VARIABLE", 301 #endif 302 #ifdef SQLITE_OMIT_TEMPDB 303 "OMIT_TEMPDB", 304 #endif 305 #ifdef SQLITE_OMIT_TRACE 306 "OMIT_TRACE", 307 #endif 308 #ifdef SQLITE_OMIT_TRIGGER 309 "OMIT_TRIGGER", 310 #endif 311 #ifdef SQLITE_OMIT_TRUNCATE_OPTIMIZATION 312 "OMIT_TRUNCATE_OPTIMIZATION", 313 #endif 314 #ifdef SQLITE_OMIT_UTF16 315 "OMIT_UTF16", 316 #endif 317 #ifdef SQLITE_OMIT_VACUUM 318 "OMIT_VACUUM", 319 #endif 320 #ifdef SQLITE_OMIT_VIEW 321 "OMIT_VIEW", 322 #endif 323 #ifdef SQLITE_OMIT_VIRTUALTABLE 324 "OMIT_VIRTUALTABLE", 325 #endif 326 #ifdef SQLITE_OMIT_WAL 327 "OMIT_WAL", 328 #endif 329 #ifdef SQLITE_OMIT_WSD 330 "OMIT_WSD", 331 #endif 332 #ifdef SQLITE_OMIT_XFER_OPT 333 "OMIT_XFER_OPT", 334 #endif 335 #ifdef SQLITE_PERFORMANCE_TRACE 336 "PERFORMANCE_TRACE", 337 #endif 338 #ifdef SQLITE_PROXY_DEBUG 339 "PROXY_DEBUG", 340 #endif 341 #ifdef SQLITE_RTREE_INT_ONLY 342 "RTREE_INT_ONLY", 343 #endif 344 #ifdef SQLITE_SECURE_DELETE 345 "SECURE_DELETE", 346 #endif 347 #ifdef SQLITE_SMALL_STACK 348 "SMALL_STACK", 349 #endif 350 #ifdef SQLITE_SOUNDEX 351 "SOUNDEX", 352 #endif 353 #ifdef SQLITE_TCL 354 "TCL", 355 #endif 356 #ifdef SQLITE_TEMP_STORE 357 "TEMP_STORE=" CTIMEOPT_VAL(SQLITE_TEMP_STORE), 358 #endif 359 #ifdef SQLITE_TEST 360 "TEST", 361 #endif 362 #ifdef SQLITE_THREADSAFE 363 "THREADSAFE=" CTIMEOPT_VAL(SQLITE_THREADSAFE), 364 #endif 365 #ifdef SQLITE_USE_ALLOCA 366 "USE_ALLOCA", 367 #endif 368 #ifdef SQLITE_ZERO_MALLOC 369 "ZERO_MALLOC" 370 #endif 371 }; 372 373 /* 374 ** Given the name of a compile-time option, return true if that option 375 ** was used and false if not. 376 ** 377 ** The name can optionally begin with "SQLITE_" but the "SQLITE_" prefix 378 ** is not required for a match. 379 */ 380 int sqlite3_compileoption_used(const char *zOptName){ 381 int i, n; 382 if( sqlite3StrNICmp(zOptName, "SQLITE_", 7)==0 ) zOptName += 7; 383 n = sqlite3Strlen30(zOptName); 384 385 /* Since ArraySize(azCompileOpt) is normally in single digits, a 386 ** linear search is adequate. No need for a binary search. */ 387 for(i=0; i<ArraySize(azCompileOpt); i++){ 388 if( (sqlite3StrNICmp(zOptName, azCompileOpt[i], n)==0) 389 && ( (azCompileOpt[i][n]==0) || (azCompileOpt[i][n]=='=') ) ) return 1; 390 } 391 return 0; 392 } 393 394 /* 395 ** Return the N-th compile-time option string. If N is out of range, 396 ** return a NULL pointer. 397 */ 398 const char *sqlite3_compileoption_get(int N){ 399 if( N>=0 && N<ArraySize(azCompileOpt) ){ 400 return azCompileOpt[N]; 401 } 402 return 0; 403 } 404 405 #endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */ 406