annotate src/libsndfile-1.0.25/regtest/database.c @ 169:223a55898ab9 tip default

Add null config files
author Chris Cannam <cannam@all-day-breakfast.com>
date Mon, 02 Mar 2020 14:03:47 +0000
parents 545efbb81310
children
rev   line source
cannam@85 1 /*
cannam@85 2 ** Copyright (C) 2005-2011 Erik de Castro Lopo
cannam@85 3 **
cannam@85 4 ** This program is free software; you can redistribute it and/or modify
cannam@85 5 ** it under the terms of the GNU General Public License as published by
cannam@85 6 ** the Free Software Foundation; either version 2 of the License, or
cannam@85 7 ** (at your option) any later version.
cannam@85 8 **
cannam@85 9 ** This program is distributed in the hope that it will be useful,
cannam@85 10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
cannam@85 11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
cannam@85 12 ** GNU General Public License for more details.
cannam@85 13 **
cannam@85 14 ** You should have received a copy of the GNU General Public License
cannam@85 15 ** along with this program; if not, write to the Free Software
cannam@85 16 ** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
cannam@85 17 */
cannam@85 18
cannam@85 19 #include "config.h"
cannam@85 20
cannam@85 21 #include <stdio.h>
cannam@85 22 #include <stdlib.h>
cannam@85 23 #include <unistd.h>
cannam@85 24 #include <string.h>
cannam@85 25 #include <fcntl.h>
cannam@85 26 #include <sys/stat.h>
cannam@85 27
cannam@85 28 #include <sndfile.h>
cannam@85 29
cannam@85 30 #include "regtest.h"
cannam@85 31
cannam@85 32 #if HAVE_SQLITE3
cannam@85 33
cannam@85 34 #include <sqlite3.h>
cannam@85 35
cannam@85 36 typedef struct
cannam@85 37 { sqlite3 *sql ;
cannam@85 38
cannam@85 39 int count ;
cannam@85 40 int ekey_max ;
cannam@85 41
cannam@85 42 /* Filename and pathname for file. */
cannam@85 43 char filename [256] ;
cannam@85 44 char pathname [512] ;
cannam@85 45
cannam@85 46 /* Storage for createding SQL commands. Must be larger than logbuf below. */
cannam@85 47 char cmdbuf [1 << 15] ;
cannam@85 48
cannam@85 49 /* Storage for log buffer retrieved from SNDFILE* .*/
cannam@85 50 char logbuf [1 << 14] ;
cannam@85 51
cannam@85 52 } REGTEST_DB ;
cannam@85 53
cannam@85 54 /* In checksum.c */
cannam@85 55 int calc_checksum (SNDFILE * file, const SF_INFO * info) ;
cannam@85 56
cannam@85 57 static void get_filename_pathname (REGTEST_DB * db, const char *filepath) ;
cannam@85 58 static void single_quote_replace (char * buf) ;
cannam@85 59
cannam@85 60 static int get_ekey_from_filename (REGTEST_DB * db, const char *filepath) ;
cannam@85 61 static int get_filename_pathname_by_ekey (REGTEST_DB * db, int ekey) ;
cannam@85 62 static int check_file_by_ekey (REGTEST_DB * db, int ekey) ;
cannam@85 63
cannam@85 64 static int count_callback (REGTEST_DB * db, int argc, char **argv, char **colname) ;
cannam@85 65 static int ekey_max_callback (REGTEST_DB * db, int argc, char **argv, char **colname) ;
cannam@85 66 static int callback (void *unused, int argc, char **argv, char **colname) ;
cannam@85 67
cannam@85 68 REG_DB *
cannam@85 69 db_open (const char * db_name)
cannam@85 70 { REGTEST_DB * db ;
cannam@85 71 int err ;
cannam@85 72
cannam@85 73 if ((db = malloc (sizeof (REGTEST_DB))) == NULL)
cannam@85 74 { perror ("malloc") ;
cannam@85 75 exit (1) ;
cannam@85 76 } ;
cannam@85 77
cannam@85 78 if ((err = sqlite3_open (db_name, &(db->sql))) != 0)
cannam@85 79 { printf ("Can't open database: %s\n", sqlite3_errmsg (db->sql)) ;
cannam@85 80 sqlite3_close (db->sql) ;
cannam@85 81 free (db) ;
cannam@85 82 exit (1) ;
cannam@85 83 } ;
cannam@85 84
cannam@85 85 return (REG_DB *) db ;
cannam@85 86 } /* db_open */
cannam@85 87
cannam@85 88 int
cannam@85 89 db_create (const char * db_name)
cannam@85 90 { REGTEST_DB * db ;
cannam@85 91 const char *cmd ;
cannam@85 92 char * errmsg = NULL ;
cannam@85 93 int err ;
cannam@85 94
cannam@85 95 db = (REGTEST_DB *) db_open (db_name) ;
cannam@85 96
cannam@85 97 cmd = "create table sndfile (ekey INTEGER PRIMARY KEY,"
cannam@85 98 "fname VARCHAR(1),"
cannam@85 99 "fpath VARCHAR(1),"
cannam@85 100 "srate INTEGER,"
cannam@85 101 "frames VARCHAR(1),"
cannam@85 102 "channels INTEGER,"
cannam@85 103 "format VARCHAR(1),"
cannam@85 104 "checksum VARCHAR(1),"
cannam@85 105 "logbuf VARCHAR(1)"
cannam@85 106 ");" ;
cannam@85 107
cannam@85 108 err = sqlite3_exec (db->sql, cmd, callback, 0, &errmsg) ;
cannam@85 109 if (err != SQLITE_OK)
cannam@85 110 printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 111
cannam@85 112 sqlite3_close (db->sql) ;
cannam@85 113 free (db) ;
cannam@85 114
cannam@85 115 return 0 ;
cannam@85 116 } /* db_create */
cannam@85 117
cannam@85 118 int
cannam@85 119 db_close (REG_DB * db_handle)
cannam@85 120 { REGTEST_DB * db ;
cannam@85 121
cannam@85 122 db = (REGTEST_DB *) db_handle ;
cannam@85 123
cannam@85 124 sqlite3_close (db->sql) ;
cannam@85 125 free (db) ;
cannam@85 126
cannam@85 127 return 0 ;
cannam@85 128 } /* db_close */
cannam@85 129
cannam@85 130 /*==============================================================================
cannam@85 131 */
cannam@85 132
cannam@85 133 int
cannam@85 134 db_file_exists (REG_DB * db_handle, const char * filename)
cannam@85 135 { REGTEST_DB * db ;
cannam@85 136 const char * cptr ;
cannam@85 137 char * errmsg ;
cannam@85 138 int err ;
cannam@85 139
cannam@85 140 db = (REGTEST_DB *) db_handle ;
cannam@85 141
cannam@85 142 if ((cptr = strrchr (filename, '/')) != NULL)
cannam@85 143 filename = cptr + 1 ;
cannam@85 144
cannam@85 145 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "select fname from sndfile where fname='%s'", filename) ;
cannam@85 146
cannam@85 147 db->count = 0 ;
cannam@85 148 err = sqlite3_exec (db->sql, db->cmdbuf, (sqlite3_callback) count_callback, db, &errmsg) ;
cannam@85 149 if (err == 0 && db->count == 1)
cannam@85 150 return 1 ;
cannam@85 151
cannam@85 152 return 0 ;
cannam@85 153 } /* db_file_exists */
cannam@85 154
cannam@85 155 int
cannam@85 156 db_add_file (REG_DB * db_handle, const char * filepath)
cannam@85 157 { REGTEST_DB * db ;
cannam@85 158 SNDFILE * sndfile ;
cannam@85 159 SF_INFO info ;
cannam@85 160 char * errmsg ;
cannam@85 161 int err, checksum ;
cannam@85 162
cannam@85 163 db = (REGTEST_DB *) db_handle ;
cannam@85 164
cannam@85 165 get_filename_pathname (db, filepath) ;
cannam@85 166
cannam@85 167 if (db_file_exists (db_handle, filepath))
cannam@85 168 { printf (" %s : already in database\n", db->filename) ;
cannam@85 169 return 0 ;
cannam@85 170 } ;
cannam@85 171
cannam@85 172 memset (&info, 0, sizeof (info)) ;
cannam@85 173 sndfile = sf_open (db->pathname, SFM_READ, &info) ;
cannam@85 174 sf_command (sndfile, SFC_GET_LOG_INFO, db->logbuf, sizeof (db->logbuf)) ;
cannam@85 175 checksum = (sndfile == NULL) ? 0 : calc_checksum (sndfile, &info) ;
cannam@85 176 sf_close (sndfile) ;
cannam@85 177
cannam@85 178 if (sndfile == NULL)
cannam@85 179 { printf (" %s : could not open : %s\n", db->filename, sf_strerror (NULL)) ;
cannam@85 180 puts (db->logbuf) ;
cannam@85 181 return 1 ;
cannam@85 182 } ;
cannam@85 183
cannam@85 184 single_quote_replace (db->logbuf) ;
cannam@85 185
cannam@85 186 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "insert into sndfile "
cannam@85 187 "(fname, fpath, srate, frames, channels, format, checksum, logbuf) values"
cannam@85 188 "('%s','%s',%d,'%ld', %d, '0x%08x', '0x%08x', '%s');",
cannam@85 189 db->filename, db->pathname, info.samplerate, (long) info.frames, info.channels, info.format, checksum, db->logbuf) ;
cannam@85 190
cannam@85 191 if (strlen (db->cmdbuf) >= sizeof (db->cmdbuf) - 1)
cannam@85 192 { printf ("strlen (db->cmdbuf) too long.\n") ;
cannam@85 193 exit (1) ;
cannam@85 194 } ;
cannam@85 195
cannam@85 196 err = sqlite3_exec (db->sql, db->cmdbuf, callback, 0, &errmsg) ;
cannam@85 197 if (err != SQLITE_OK)
cannam@85 198 { printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 199 puts (db->cmdbuf) ;
cannam@85 200 } ;
cannam@85 201
cannam@85 202 return 0 ;
cannam@85 203 } /* db_add_file */
cannam@85 204
cannam@85 205 int
cannam@85 206 db_check_file (REG_DB * db_handle, const char * filepath)
cannam@85 207 { REGTEST_DB * db ;
cannam@85 208 int ekey ;
cannam@85 209
cannam@85 210 if (db_file_exists (db_handle, filepath) == 0)
cannam@85 211 { printf ("\nFile not in database.\n\n") ;
cannam@85 212 exit (0) ;
cannam@85 213 } ;
cannam@85 214
cannam@85 215 db = (REGTEST_DB *) db_handle ;
cannam@85 216
cannam@85 217 ekey = get_ekey_from_filename (db, filepath) ;
cannam@85 218
cannam@85 219 return check_file_by_ekey (db, ekey) ;
cannam@85 220 } /* db_check_file */
cannam@85 221
cannam@85 222 /*==============================================================================
cannam@85 223 */
cannam@85 224
cannam@85 225 int
cannam@85 226 db_check_all (REG_DB * db_handle)
cannam@85 227 { REGTEST_DB * db ;
cannam@85 228 char * errmsg ;
cannam@85 229 int err, ekey ;
cannam@85 230
cannam@85 231 db = (REGTEST_DB *) db_handle ;
cannam@85 232
cannam@85 233 db->ekey_max = 0 ;
cannam@85 234
cannam@85 235 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "select ekey from sndfile") ;
cannam@85 236
cannam@85 237 err = sqlite3_exec (db->sql, db->cmdbuf, (sqlite3_callback) ekey_max_callback, db, &errmsg) ;
cannam@85 238 if (err != SQLITE_OK)
cannam@85 239 { printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 240 puts (db->cmdbuf) ;
cannam@85 241 } ;
cannam@85 242
cannam@85 243 for (ekey = 1 ; ekey <= db->ekey_max ; ekey++)
cannam@85 244 if (get_filename_pathname_by_ekey (db, ekey) != 0)
cannam@85 245 check_file_by_ekey (db, ekey) ;
cannam@85 246
cannam@85 247 return 0 ;
cannam@85 248 } /* db_check_all */
cannam@85 249
cannam@85 250
cannam@85 251 int
cannam@85 252 db_list_all (REG_DB * db_handle)
cannam@85 253 {
cannam@85 254 printf ("%s : %p\n", __func__, db_handle) ;
cannam@85 255 return 0 ;
cannam@85 256 } /* db_list_all */
cannam@85 257
cannam@85 258 int
cannam@85 259 db_del_entry (REG_DB * db_handle, const char * entry)
cannam@85 260 {
cannam@85 261 printf ("%s : %p %s\n", __func__, db_handle, entry) ;
cannam@85 262 return 0 ;
cannam@85 263 } /* db_del_entry */
cannam@85 264
cannam@85 265 /*==============================================================================
cannam@85 266 */
cannam@85 267
cannam@85 268 static int
cannam@85 269 get_ekey_from_filename (REGTEST_DB * db, const char *filepath)
cannam@85 270 { char * errmsg, **result ;
cannam@85 271 int err, ekey = 0, rows, cols ;
cannam@85 272
cannam@85 273 get_filename_pathname (db, filepath) ;
cannam@85 274
cannam@85 275 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "select ekey from sndfile where fname='%s'", db->filename) ;
cannam@85 276
cannam@85 277 err = sqlite3_get_table (db->sql, db->cmdbuf, &result, &rows, &cols, &errmsg) ;
cannam@85 278 if (err != SQLITE_OK)
cannam@85 279 { printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 280 puts (db->cmdbuf) ;
cannam@85 281 } ;
cannam@85 282
cannam@85 283 if (cols != 1 || rows != 1)
cannam@85 284 { printf ("Bad juju!! rows = %d cols = %d\n", rows, cols) ;
cannam@85 285 exit (1) ;
cannam@85 286 } ;
cannam@85 287
cannam@85 288 ekey = strtol (result [1], NULL, 10) ;
cannam@85 289
cannam@85 290 sqlite3_free_table (result) ;
cannam@85 291
cannam@85 292 return ekey ;
cannam@85 293 } /* get_ekey_from_filename */
cannam@85 294
cannam@85 295 static int
cannam@85 296 get_filename_pathname_by_ekey (REGTEST_DB * db, int ekey)
cannam@85 297 { char *errmsg, **result ;
cannam@85 298 int err, rows, cols ;
cannam@85 299
cannam@85 300 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "select fname,fpath from sndfile where ekey='%d'", ekey) ;
cannam@85 301
cannam@85 302 err = sqlite3_get_table (db->sql, db->cmdbuf, &result, &rows, &cols, &errmsg) ;
cannam@85 303 if (err != SQLITE_OK)
cannam@85 304 { printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 305 puts (db->cmdbuf) ;
cannam@85 306 return 0 ;
cannam@85 307 } ;
cannam@85 308
cannam@85 309 if (cols != 2 || rows != 1)
cannam@85 310 { printf ("\nError (%s %d) : rows = %d cols = %d\n", __func__, __LINE__, rows, cols) ;
cannam@85 311 exit (1) ;
cannam@85 312 } ;
cannam@85 313
cannam@85 314 snprintf (db->filename, sizeof (db->filename), "%s", result [2]) ;
cannam@85 315 snprintf (db->pathname, sizeof (db->pathname), "%s", result [3]) ;
cannam@85 316
cannam@85 317 sqlite3_free_table (result) ;
cannam@85 318
cannam@85 319 return 1 ;
cannam@85 320 } /* get_filename_pathname_by_ekey */
cannam@85 321
cannam@85 322 static int
cannam@85 323 check_file_by_ekey (REGTEST_DB * db, int ekey)
cannam@85 324 { SNDFILE * sndfile ;
cannam@85 325 SF_INFO info ;
cannam@85 326 char * errmsg, **result ;
cannam@85 327 int err, k, rows, cols, checksum ;
cannam@85 328
cannam@85 329 printf (" %s : ", db->filename) ;
cannam@85 330 fflush (stdout) ;
cannam@85 331
cannam@85 332 memset (&info, 0, sizeof (info)) ;
cannam@85 333 sndfile = sf_open (db->pathname, SFM_READ, &info) ;
cannam@85 334 sf_command (sndfile, SFC_GET_LOG_INFO, db->logbuf, sizeof (db->logbuf)) ;
cannam@85 335 checksum = (sndfile == NULL) ? 0 : calc_checksum (sndfile, &info) ;
cannam@85 336 sf_close (sndfile) ;
cannam@85 337
cannam@85 338 if (sndfile == NULL)
cannam@85 339 { printf ("\n\nError : Could not open '%s' : %s\n", db->pathname, sf_strerror (NULL)) ;
cannam@85 340 puts (db->logbuf) ;
cannam@85 341 exit (1) ;
cannam@85 342 } ;
cannam@85 343
cannam@85 344 single_quote_replace (db->logbuf) ;
cannam@85 345
cannam@85 346 snprintf (db->cmdbuf, sizeof (db->cmdbuf), "select fname,srate,frames,channels,format,"
cannam@85 347 "checksum,logbuf from sndfile where ekey='%d'", ekey) ;
cannam@85 348
cannam@85 349 err = sqlite3_get_table (db->sql, db->cmdbuf, &result, &rows, &cols, &errmsg) ;
cannam@85 350 if (err != SQLITE_OK)
cannam@85 351 { printf ("Line %d : SQL error: %s\n", __LINE__, errmsg) ;
cannam@85 352 puts (db->cmdbuf) ;
cannam@85 353 } ;
cannam@85 354
cannam@85 355 for (k = 0 ; k < cols ; k++)
cannam@85 356 { if (strcmp (result [k], "fname") == 0)
cannam@85 357 { if (strcmp (result [k + cols], db->filename) == 0)
cannam@85 358 continue ;
cannam@85 359 printf ("\n\nError : fname doesn't match : %s != %s\n", result [k + cols], db->filename) ;
cannam@85 360 } ;
cannam@85 361
cannam@85 362 if (strcmp (result [k], "srate") == 0)
cannam@85 363 { if (strtol (result [k + cols], NULL, 10) == info.samplerate)
cannam@85 364 continue ;
cannam@85 365 printf ("\n\nError : srate doesn't match : %s == %d\n", result [k + cols], info.samplerate) ;
cannam@85 366 } ;
cannam@85 367
cannam@85 368 if (strcmp (result [k], "frames") == 0)
cannam@85 369 { if (strtoll (result [k + cols], NULL, 10) == info.frames)
cannam@85 370 continue ;
cannam@85 371 printf ("\n\nError : frames doesn't match : %s == %ld\n", result [k + cols], (long) info.frames) ;
cannam@85 372 } ;
cannam@85 373
cannam@85 374 if (strcmp (result [k], "channels") == 0)
cannam@85 375 { if (strtol (result [k + cols], NULL, 10) == info.channels)
cannam@85 376 continue ;
cannam@85 377 printf ("\n\nError : channels doesn't match : %s == %d\n", result [k + cols], info.channels) ;
cannam@85 378 } ;
cannam@85 379
cannam@85 380 if (strcmp (result [k], "format") == 0)
cannam@85 381 { if (strtol (result [k + cols], NULL, 16) == info.format)
cannam@85 382 continue ;
cannam@85 383 printf ("\n\nError : format doesn't match : %s == 0x%08x\n", result [k + cols], info.format) ;
cannam@85 384 } ;
cannam@85 385
cannam@85 386 if (strcmp (result [k], "checksum") == 0)
cannam@85 387 { int db_val = (int) strtoll (result [k + cols], NULL, 16) ;
cannam@85 388
cannam@85 389 if (db_val == checksum)
cannam@85 390 continue ;
cannam@85 391 printf ("\n\nError : checksum doesn't match : 0x%08x == 0x%08x\n", db_val, checksum) ;
cannam@85 392 } ;
cannam@85 393
cannam@85 394 if (strcmp (result [k], "logbuf") == 0)
cannam@85 395 continue ;
cannam@85 396
cannam@85 397 printf ("\nHere is the old logubuffer :\n\n%s\n\nand the new :\n\n%s\n\n", result [2 * cols - 1], db->logbuf) ;
cannam@85 398 exit (1) ;
cannam@85 399 } ;
cannam@85 400
cannam@85 401 sqlite3_free_table (result) ;
cannam@85 402
cannam@85 403 puts ("ok") ;
cannam@85 404
cannam@85 405 return 0 ;
cannam@85 406 } /* check_file_by_ekey */
cannam@85 407
cannam@85 408 /*==============================================================================
cannam@85 409 */
cannam@85 410
cannam@85 411 static void
cannam@85 412 get_filename_pathname (REGTEST_DB * db, const char *filepath)
cannam@85 413 { const char * cptr ;
cannam@85 414 int slen ;
cannam@85 415
cannam@85 416 if (filepath [0] != '/')
cannam@85 417 { memset (db->pathname, 0, sizeof (db->pathname)) ;
cannam@85 418 if (getcwd (db->pathname, sizeof (db->pathname)) == NULL)
cannam@85 419 { perror ("\ngetcwd failed") ;
cannam@85 420 exit (1) ;
cannam@85 421 } ;
cannam@85 422
cannam@85 423 slen = strlen (db->pathname) ;
cannam@85 424 db->pathname [slen ++] = '/' ;
cannam@85 425 snprintf (db->pathname + slen, sizeof (db->pathname) - slen, "%s", filepath) ;
cannam@85 426 }
cannam@85 427 else
cannam@85 428 snprintf (db->pathname, sizeof (db->pathname), "%s", filepath) ;
cannam@85 429
cannam@85 430 if ((cptr = strrchr (db->pathname, '/')) == NULL)
cannam@85 431 { printf ("\nError : bad pathname %s\n", filepath) ;
cannam@85 432 exit (1) ;
cannam@85 433 } ;
cannam@85 434
cannam@85 435 snprintf (db->filename, sizeof (db->filename), "%s", cptr + 1) ;
cannam@85 436 } /* get filename_pathname */
cannam@85 437
cannam@85 438 static void
cannam@85 439 single_quote_replace (char * buf)
cannam@85 440 { while ((buf = strchr (buf, '\'')) != 0)
cannam@85 441 buf [0] = '"' ;
cannam@85 442 } /* single_quote_replace */
cannam@85 443
cannam@85 444 static int
cannam@85 445 count_callback (REGTEST_DB * db, int argc, char **argv, char **colname)
cannam@85 446 { db->count ++ ;
cannam@85 447
cannam@85 448 (void) argc ;
cannam@85 449 (void) argv ;
cannam@85 450 (void) colname ;
cannam@85 451 return 0 ;
cannam@85 452 } /* count_callback */
cannam@85 453
cannam@85 454 static int
cannam@85 455 ekey_max_callback (REGTEST_DB * db, int argc, char **argv, char **unused)
cannam@85 456 { int ekey ;
cannam@85 457
cannam@85 458 (void) argc ;
cannam@85 459 (void) unused ;
cannam@85 460
cannam@85 461 ekey = strtol (argv [0], NULL, 10) ;
cannam@85 462 if (ekey > db->ekey_max)
cannam@85 463 db->ekey_max = ekey ;
cannam@85 464
cannam@85 465 return 0 ;
cannam@85 466 } /* ekey_max_callback */
cannam@85 467
cannam@85 468 static int
cannam@85 469 callback (void *unused, int argc, char **argv, char **colname)
cannam@85 470 { int k ;
cannam@85 471
cannam@85 472 (void) unused ;
cannam@85 473
cannam@85 474 for (k = 0 ; k < argc ; k++)
cannam@85 475 printf ("%s = %s\n", colname [k], argv [k] ? argv [k] : "NULL") ;
cannam@85 476
cannam@85 477 printf ("\n") ;
cannam@85 478
cannam@85 479 return 0 ;
cannam@85 480 } /* callback */
cannam@85 481
cannam@85 482 #else
cannam@85 483
cannam@85 484 int dummy (void) ;
cannam@85 485
cannam@85 486 int
cannam@85 487 dummy (void)
cannam@85 488 { /*
cannam@85 489 ** Empty dummy fnction so tha compiler doesn't winge about an
cannam@85 490 ** empty file.
cannam@85 491 */
cannam@85 492 return 0 ;
cannam@85 493 } /* dummy */
cannam@85 494
cannam@85 495 #endif