~drizzle-trunk/drizzle/development

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
/* Copyright (C) 2008 Drizzle Open Source Development Team

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

/*
**     drizzleimport.c  - Imports all given files
**          into a table(s).
**
**         *************************
**         *         *
**         * AUTHOR: Monty & Jani  *
**         * DATE:   June 24, 1997 *
**         *         *
**         *************************
*/
#define IMPORT_VERSION "3.7"

#include "client_priv.h"
#include <string>

#include <pthread.h>

/* Added this for string translation. */
#include <drizzled/gettext.h>

using namespace std;

/* Global Thread counter */
uint32_t counter;
pthread_mutex_t counter_mutex;
pthread_cond_t count_threshhold;

static void db_error_with_table(DRIZZLE *drizzle, char *table);
static void db_error(DRIZZLE *drizzle);
static char *field_escape(char *to,const char *from,uint32_t length);
static char *add_load_option(char *ptr,const char *object,
           const char *statement);

static bool verbose= false, lock_tables= false, ignore_errors= false,
            opt_delete= false, opt_replace= false, silent= false,
            ignore_unique= false, opt_compress= false, opt_low_priority= false,
            tty_password= false;
static bool debug_info_flag= false, debug_check_flag= false;
static uint32_t opt_use_threads= 0, opt_local_file= 0, my_end_arg= 0;
static char  *opt_password= NULL, *current_user= NULL,
    *current_host= NULL, *current_db= NULL, *fields_terminated= NULL,
    *lines_terminated= NULL, *enclosed= NULL, *opt_enclosed= NULL,
    *escaped= NULL, *opt_columns= NULL,
    *default_charset= (char*) DRIZZLE_DEFAULT_CHARSET_NAME;
static uint32_t opt_protocol= 0;
static uint32_t opt_drizzle_port= 0;
static char * opt_drizzle_unix_port= 0;
static int64_t opt_ignore_lines= -1;
static const CHARSET_INFO *charset_info= &my_charset_utf8_general_ci;

static struct my_option my_long_options[] =
{
  {"default-character-set", OPT_DEFAULT_CHARSET,
   "Set the default character set.", (char**) &default_charset,
   (char**) &default_charset, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"columns", 'c',
   "Use only these columns to import the data to. Give the column names in a comma separated list. This is same as giving columns to LOAD DATA INFILE.",
   (char**) &opt_columns, (char**) &opt_columns, 0, GET_STR, REQUIRED_ARG, 0, 0, 0,
   0, 0, 0},
  {"compress", 'C', "Use compression in server/client protocol.",
   (char**) &opt_compress, (char**) &opt_compress, 0, GET_BOOL, NO_ARG, 0, 0, 0,
   0, 0, 0},
  {"debug",'#', "Output debug log. Often this is 'd:t:o,filename'.", 0, 0, 0,
   GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
  {"debug-check", OPT_DEBUG_CHECK, "Check memory and open file usage at exit.",
   (char**) &debug_check_flag, (char**) &debug_check_flag, 0,
   GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"debug-info", OPT_DEBUG_INFO, "Print some debug info at exit.",
   (char**) &debug_info_flag, (char**) &debug_info_flag,
   0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"delete", 'd', "First delete all rows from table.", (char**) &opt_delete,
   (char**) &opt_delete, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"fields-terminated-by", OPT_FTB,
   "Fields in the textfile are terminated by ...", (char**) &fields_terminated,
   (char**) &fields_terminated, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"fields-enclosed-by", OPT_ENC,
   "Fields in the importfile are enclosed by ...", (char**) &enclosed,
   (char**) &enclosed, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"fields-optionally-enclosed-by", OPT_O_ENC,
   "Fields in the i.file are opt. enclosed by ...", (char**) &opt_enclosed,
   (char**) &opt_enclosed, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"fields-escaped-by", OPT_ESC, "Fields in the i.file are escaped by ...",
   (char**) &escaped, (char**) &escaped, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0,
   0, 0},
  {"force", 'f', "Continue even if we get an sql-error.",
   (char**) &ignore_errors, (char**) &ignore_errors, 0, GET_BOOL, NO_ARG, 0, 0,
   0, 0, 0, 0},
  {"help", '?', "Displays this help and exits.", 0, 0, 0, GET_NO_ARG, NO_ARG,
   0, 0, 0, 0, 0, 0},
  {"host", 'h', "Connect to host.", (char**) &current_host,
   (char**) &current_host, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"ignore", 'i', "If duplicate unique key was found, keep old row.",
   (char**) &ignore_unique, (char**) &ignore_unique, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"ignore-lines", OPT_IGN_LINES, "Ignore first n lines of data infile.",
   (char**) &opt_ignore_lines, (char**) &opt_ignore_lines, 0, GET_LL,
   REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"lines-terminated-by", OPT_LTB, "Lines in the i.file are terminated by ...",
   (char**) &lines_terminated, (char**) &lines_terminated, 0, GET_STR,
   REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"local", 'L', "Read all files through the client.", (char**) &opt_local_file,
   (char**) &opt_local_file, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"lock-tables", 'l', "Lock all tables for write (this disables threads).",
    (char**) &lock_tables, (char**) &lock_tables, 0, GET_BOOL, NO_ARG,
    0, 0, 0, 0, 0, 0},
  {"low-priority", OPT_LOW_PRIORITY,
   "Use LOW_PRIORITY when updating the table.", (char**) &opt_low_priority,
   (char**) &opt_low_priority, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"password", 'P',
   "Password to use when connecting to server. If password is not given it's asked from the tty.",
   0, 0, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
  {"port", 'p', "Port number to use for connection or 0 for default to, in "
   "order of preference, drizzle.cnf, $DRIZZLE_TCP_PORT, "
   "built-in default (" STRINGIFY_ARG(DRIZZLE_PORT) ").",
   0, 0, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"protocol", OPT_DRIZZLE_PROTOCOL, "The protocol of connection (tcp,socket,pipe,memory).",
   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"replace", 'r', "If duplicate unique key was found, replace old row.",
   (char**) &opt_replace, (char**) &opt_replace, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"silent", 's', "Be more silent.", (char**) &silent, (char**) &silent, 0,
   GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"socket", 'S', "Socket file to use for connection.",
   (char**) &opt_drizzle_unix_port, (char**) &opt_drizzle_unix_port, 0, GET_STR,
   REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"use-threads", OPT_USE_THREADS,
   "Load files in parallel. The argument is the number "
   "of threads to use for loading data.",
   (char**) &opt_use_threads, (char**) &opt_use_threads, 0,
   GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
#ifndef DONT_ALLOW_USER_CHANGE
  {"user", 'u', "User for login if not current user.", (char**) &current_user,
   (char**) &current_user, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
#endif
  {"verbose", 'v', "Print info about the various stages.", (char**) &verbose,
   (char**) &verbose, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"version", 'V', "Output version information and exit.", 0, 0, 0, GET_NO_ARG,
   NO_ARG, 0, 0, 0, 0, 0, 0},
  { 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
};


static const char *load_default_groups[]= { "drizzleimport","client",0 };

static void print_version(void)
{
  printf("%s  Ver %s Distrib %s, for %s (%s)\n" ,my_progname,
    IMPORT_VERSION, drizzleclient_get_client_info(),SYSTEM_TYPE,MACHINE_TYPE);
}


static void usage(void)
{
  print_version();
  puts("Copyright (C) 2008 Drizzle Open Source Development Team");
  puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,\nand you are welcome to modify and redistribute it under the GPL license\n");
  printf("\
Loads tables from text files in various formats.  The base name of the\n\
text file must be the name of the table that should be used.\n\
If one uses sockets to connect to the Drizzle server, the server will open and\n\
read the text file directly. In other cases the client will open the text\n\
file. The SQL command 'LOAD DATA INFILE' is used to import the rows.\n");

  printf("\nUsage: %s [OPTIONS] database textfile...",my_progname);
  print_defaults("drizzle",load_default_groups);
  my_print_help(my_long_options);
  my_print_variables(my_long_options);
}

extern "C"
bool get_one_option(int optid, const struct my_option *, char *argument)
{
  char *endchar= NULL;
  uint64_t temp_drizzle_port= 0;

  switch(optid) {
  case 'p':
    temp_drizzle_port= (uint64_t) strtoul(argument, &endchar, 10);
    /* if there is an alpha character this is not a valid port */
    if (strlen(endchar) != 0)
    {
      fprintf(stderr, _("Non-integer value supplied for port.  If you are trying to enter a password please use --password instead.\n"));
      exit(1);
    }
    /* If the port number is > 65535 it is not a valid port
       This also helps with potential data loss casting unsigned long to a
       uint32_t. */
    if ((temp_drizzle_port == 0) || (temp_drizzle_port > 65535))
    {
      fprintf(stderr, _("Value supplied for port is not valid.\n"));
      exit(1);
    }
    else
    {
      opt_drizzle_port= (uint32_t) temp_drizzle_port;
    }
    break;
  case 'P':
    if (argument)
    {
      char *start=argument;
      if (opt_password)
        free(opt_password);
      opt_password = strdup(argument);
      if (opt_password == NULL)
      {
        fprintf(stderr, "Memory allocation error while copying password. "
                        "Aborting.\n");
        exit(ENOMEM);
      }
      while (*argument)
      {
        /* Overwriting password with 'x' */
        *argument++= 'x';
      }
      if (*start)
      {
        /* Cut length of argument */
        start[1]= 0;
      }
      tty_password= 0;
    }
    else
      tty_password= 1;
    break;
  case OPT_DRIZZLE_PROTOCOL:
    break;
  case 'V': print_version(); exit(0);
  case 'I':
  case '?':
    usage();
    exit(0);
  }
  return 0;
}


static int get_options(int *argc, char ***argv)
{
  int ho_error;

  if ((ho_error=handle_options(argc, argv, my_long_options, get_one_option)))
    exit(ho_error);
  if (debug_info_flag)
    my_end_arg= MY_CHECK_ERROR | MY_GIVE_INFO;
  if (debug_check_flag)
    my_end_arg= MY_CHECK_ERROR;

  if (enclosed && opt_enclosed)
  {
    fprintf(stderr, "You can't use ..enclosed.. and ..optionally-enclosed.. at the same time.\n");
    return(1);
  }
  if (opt_replace && ignore_unique)
  {
    fprintf(stderr, "You can't use --ignore_unique (-i) and --replace (-r) at the same time.\n");
    return(1);
  }
  if (strcmp(default_charset, charset_info->csname) &&
      !(charset_info= get_charset_by_csname(default_charset, MY_CS_PRIMARY)))
    exit(1);
  if (*argc < 2)
  {
    usage();
    return 1;
  }
  current_db= *((*argv)++);
  (*argc)--;
  if (tty_password)
    opt_password=drizzleclient_get_tty_password(NULL);
  return(0);
}



static int write_to_table(char *filename, DRIZZLE *drizzle)
{
  char tablename[FN_REFLEN], hard_path[FN_REFLEN],
       sql_statement[FN_REFLEN*16+256], *end;

  fn_format(tablename, filename, "", "", 1 | 2); /* removes path & ext. */
  if (!opt_local_file)
    strcpy(hard_path,filename);
  else
    my_load_path(hard_path, filename, NULL); /* filename includes the path */

  if (opt_delete)
  {
    if (verbose)
      fprintf(stdout, "Deleting the old data from table %s\n", tablename);
#ifdef HAVE_SNPRINTF
    snprintf(sql_statement, FN_REFLEN*16+256, "DELETE FROM %s", tablename);
#else
    sprintf(sql_statement, "DELETE FROM %s", tablename);
#endif
    if (drizzleclient_query(drizzle, sql_statement))
    {
      db_error_with_table(drizzle, tablename);
      return(1);
    }
  }
  if (verbose)
  {
    if (opt_local_file)
      fprintf(stdout, "Loading data from LOCAL file: %s into %s\n",
        hard_path, tablename);
    else
      fprintf(stdout, "Loading data from SERVER file: %s into %s\n",
        hard_path, tablename);
  }
  sprintf(sql_statement, "LOAD DATA %s %s INFILE '%s'",
    opt_low_priority ? "LOW_PRIORITY" : "",
    opt_local_file ? "LOCAL" : "", hard_path);
  end= strchr(sql_statement, '\0');
  if (opt_replace)
    end= strcpy(end, " REPLACE")+8;
  if (ignore_unique)
    end= strcpy(end, " IGNORE")+7;

  end+= sprintf(end, " INTO TABLE %s", tablename);

  if (fields_terminated || enclosed || opt_enclosed || escaped)
      end= strcpy(end, " FIELDS")+7;
  end= add_load_option(end, fields_terminated, " TERMINATED BY");
  end= add_load_option(end, enclosed, " ENCLOSED BY");
  end= add_load_option(end, opt_enclosed,
           " OPTIONALLY ENCLOSED BY");
  end= add_load_option(end, escaped, " ESCAPED BY");
  end= add_load_option(end, lines_terminated, " LINES TERMINATED BY");
  if (opt_ignore_lines >= 0)
  {
    end= strcpy(end, " IGNORE ")+8;
    end= int64_t2str(opt_ignore_lines, end, 10);
    end= strcpy(end, " LINES")+6;
  }
  if (opt_columns)
  {
    end= strcpy(end, " (")+2;
    end= strcpy(end, opt_columns)+strlen(opt_columns);
    end= strcpy(end, ")")+1;
  }
  *end= '\0';

  if (drizzleclient_query(drizzle, sql_statement))
  {
    db_error_with_table(drizzle, tablename);
    return(1);
  }
  if (!silent)
  {
    if (drizzleclient_info(drizzle)) /* If NULL-pointer, print nothing */
    {
      fprintf(stdout, "%s.%s: %s\n", current_db, tablename,
        drizzleclient_info(drizzle));
    }
  }
  return(0);
}



static void lock_table(DRIZZLE *drizzle, int tablecount, char **raw_tablename)
{
  string query;
  int i;
  char tablename[FN_REFLEN];

  if (verbose)
    fprintf(stdout, "Locking tables for write\n");
  query.append("LOCK TABLES ");
  for (i=0 ; i < tablecount ; i++)
  {
    fn_format(tablename, raw_tablename[i], "", "", 1 | 2);
    query.append(tablename);
    query.append(" WRITE,");
  }
  if (drizzleclient_real_query(drizzle, query.c_str(), query.length()-1))
    db_error(drizzle); /* We shall countinue here, if --force was given */
}




static DRIZZLE *db_connect(char *host, char *database,
                         char *user, char *passwd)
{
  DRIZZLE *drizzle;
  if (verbose)
    fprintf(stdout, "Connecting to %s\n", host ? host : "localhost");
  if (!(drizzle= drizzleclient_create(NULL)))
    return 0;
  if (opt_compress)
    drizzleclient_options(drizzle,DRIZZLE_OPT_COMPRESS,NULL);
  if (opt_protocol)
    drizzleclient_options(drizzle,DRIZZLE_OPT_PROTOCOL,(char*)&opt_protocol);
  if (!(drizzleclient_connect(drizzle,host,user,passwd,
                           database,opt_drizzle_port,opt_drizzle_unix_port,
                           0)))
  {
    ignore_errors=0;    /* NO RETURN FROM db_error */
    db_error(drizzle);
  }
  drizzle->reconnect= 0;
  if (verbose)
    fprintf(stdout, "Selecting database %s\n", database);
  if (drizzleclient_select_db(drizzle, database))
  {
    ignore_errors=0;
    db_error(drizzle);
  }
  return drizzle;
}



static void db_disconnect(char *host, DRIZZLE *drizzle)
{
  if (verbose)
    fprintf(stdout, "Disconnecting from %s\n", host ? host : "localhost");
  drizzleclient_close(drizzle);
}



static void safe_exit(int error, DRIZZLE *drizzle)
{
  if (ignore_errors)
    return;
  if (drizzle)
    drizzleclient_close(drizzle);
  exit(error);
}



static void db_error_with_table(DRIZZLE *drizzle, char *table)
{
  my_printf_error(0,"Error: %d, %s, when using table: %s",
      MYF(0), drizzleclient_errno(drizzle), drizzleclient_error(drizzle), table);
  safe_exit(1, drizzle);
}



static void db_error(DRIZZLE *drizzle)
{
  my_printf_error(0,"Error: %d %s", MYF(0), drizzleclient_errno(drizzle), drizzleclient_error(drizzle));
  safe_exit(1, drizzle);
}


static char *add_load_option(char *ptr, const char *object,
           const char *statement)
{
  if (object)
  {
    /* Don't escape hex constants */
    if (object[0] == '0' && (object[1] == 'x' || object[1] == 'X'))
      ptr+= sprintf(ptr, " %s %s", statement, object);
    else
    {
      /* char constant; escape */
      ptr+= sprintf(ptr, " %s '", statement); 
      ptr= field_escape(ptr,object,(uint32_t) strlen(object));
      *ptr++= '\'';
    }
  }
  return ptr;
}

/*
** Allow the user to specify field terminator strings like:
** "'", "\", "\\" (escaped backslash), "\t" (tab), "\n" (newline)
** This is done by doubleing ' and add a end -\ if needed to avoid
** syntax errors from the SQL parser.
*/

static char *field_escape(char *to,const char *from,uint32_t length)
{
  const char *end;
  uint32_t end_backslashes=0;

  for (end= from+length; from != end; from++)
  {
    *to++= *from;
    if (*from == '\\')
      end_backslashes^=1;    /* find odd number of backslashes */
    else
    {
      if (*from == '\'' && !end_backslashes)
  *to++= *from;      /* We want a dublicate of "'" for DRIZZLE */
      end_backslashes=0;
    }
  }
  /* Add missing backslashes if user has specified odd number of backs.*/
  if (end_backslashes)
    *to++= '\\';
  return to;
}

int exitcode= 0;

extern "C"
void * worker_thread(void *arg)
{
  int error;
  char *raw_table_name= (char *)arg;
  DRIZZLE *drizzle= 0;

  if (!(drizzle= db_connect(current_host,current_db,current_user,opt_password)))
  {
    goto error;
  }

  if (drizzleclient_query(drizzle, "/*!40101 set @@character_set_database=binary */;"))
  {
    db_error(drizzle); /* We shall countinue here, if --force was given */
    goto error;
  }

  /*
    We are not currently catching the error here.
  */
  if((error= write_to_table(raw_table_name, drizzle)))
    if (exitcode == 0)
      exitcode= error;

error:
  if (drizzle)
    db_disconnect(current_host, drizzle);

  pthread_mutex_lock(&counter_mutex);
  counter--;
  pthread_cond_signal(&count_threshhold);
  pthread_mutex_unlock(&counter_mutex);
  my_thread_end();

  return 0;
}


int main(int argc, char **argv)
{
  int error=0;
  char **argv_to_free;
  MY_INIT(argv[0]);

  load_defaults("drizzle",load_default_groups,&argc,&argv);
  /* argv is changed in the program */
  argv_to_free= argv;
  if (get_options(&argc, &argv))
  {
    free_defaults(argv_to_free);
    return(1);
  }

#ifdef HAVE_LIBPTHREAD
  if (opt_use_threads && !lock_tables)
  {
    pthread_t mainthread;            /* Thread descriptor */
    pthread_attr_t attr;          /* Thread attributes */
    pthread_attr_init(&attr);
    pthread_attr_setdetachstate(&attr,
                                PTHREAD_CREATE_DETACHED);

    pthread_mutex_init(&counter_mutex, NULL);
    pthread_cond_init(&count_threshhold, NULL);

    for (counter= 0; *argv != NULL; argv++) /* Loop through tables */
    {
      pthread_mutex_lock(&counter_mutex);
      while (counter == opt_use_threads)
      {
        struct timespec abstime;

        set_timespec(abstime, 3);
        pthread_cond_timedwait(&count_threshhold, &counter_mutex, &abstime);
      }
      /* Before exiting the lock we set ourselves up for the next thread */
      counter++;
      pthread_mutex_unlock(&counter_mutex);
      /* now create the thread */
      if (pthread_create(&mainthread, &attr, worker_thread,
                         (void *)*argv) != 0)
      {
        pthread_mutex_lock(&counter_mutex);
        counter--;
        pthread_mutex_unlock(&counter_mutex);
        fprintf(stderr,"%s: Could not create thread\n",
                my_progname);
      }
    }

    /*
      We loop until we know that all children have cleaned up.
    */
    pthread_mutex_lock(&counter_mutex);
    while (counter)
    {
      struct timespec abstime;

      set_timespec(abstime, 3);
      pthread_cond_timedwait(&count_threshhold, &counter_mutex, &abstime);
    }
    pthread_mutex_unlock(&counter_mutex);
    pthread_mutex_destroy(&counter_mutex);
    pthread_cond_destroy(&count_threshhold);
    pthread_attr_destroy(&attr);
  }
  else
#endif
  {
    DRIZZLE *drizzle= 0;
    if (!(drizzle= db_connect(current_host,current_db,current_user,opt_password)))
    {
      free_defaults(argv_to_free);
      return(1); /* purecov: deadcode */
    }

    if (drizzleclient_query(drizzle, "/*!40101 set @@character_set_database=binary */;"))
    {
      db_error(drizzle); /* We shall countinue here, if --force was given */
      return(1);
    }

    if (lock_tables)
      lock_table(drizzle, argc, argv);
    for (; *argv != NULL; argv++)
      if ((error= write_to_table(*argv, drizzle)))
        if (exitcode == 0)
          exitcode= error;
    db_disconnect(current_host, drizzle);
  }
  free(opt_password);
  free_defaults(argv_to_free);
  my_end(my_end_arg);
  return(exitcode);
}