test2.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:24k
- /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
- 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; either version 2 of the License, or
- (at your option) any later version.
- 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 */
- /* Test av isam-databas: stor test */
- #ifndef USE_MY_FUNC /* We want to be able to dbug this !! */
- #define USE_MY_FUNC
- #endif
- #ifdef DBUG_OFF
- #undef DBUG_OFF
- #endif
- #ifndef SAFEMALLOC
- #define SAFEMALLOC
- #endif
- #include "isamdef.h"
- #define STANDAR_LENGTH 37
- #define NISAM_KEYS 6
- #if !defined(MSDOS) && !defined(labs)
- #define labs(a) abs(a)
- #endif
- static void get_options(int argc, char *argv[]);
- static uint rnd(uint max_value);
- static void fix_length(byte *record,uint length);
- static void put_blob_in_record(char *blob_pos,char **blob_buffer);
- static void copy_key(struct st_isam_info *info,uint inx,
- uchar *record,uchar *key);
- static int verbose=0,testflag=0,pack_type=HA_SPACE_PACK,
- first_key=0,async_io=0,key_cacheing=0,write_cacheing=0,locking=0,
- rec_pointer_size=0,pack_fields=1,use_log=0;
- static uint keys=NISAM_KEYS,recant=1000;
- static uint use_blob=0;
- static uint16 key1[1000],key3[5000];
- static char record[300],record2[300],key[100],key2[100],
- read_record[300],read_record2[300],read_record3[300];
- /* Test program */
- int main(int argc, char *argv[])
- {
- uint i;
- int j,n1,n2,n3,error,k;
- uint write_count,update,dupp_keys,opt_delete,start,length,blob_pos,
- reclength,ant;
- ulong lastpos,range_records,records;
- N_INFO *file;
- N_KEYDEF keyinfo[10];
- N_RECINFO recinfo[10];
- N_ISAMINFO info;
- char *filename,*blob_buffer;
- MY_INIT(argv[0]);
- filename= (char*) "test2.ISM";
- get_options(argc,argv);
- if (! async_io)
- my_disable_async_io=1;
- reclength=STANDAR_LENGTH+60+(use_blob ? 8 : 0);
- blob_pos=STANDAR_LENGTH+60;
- keyinfo[0].seg[0].base.start=0;
- keyinfo[0].seg[0].base.length=6;
- keyinfo[0].seg[0].base.type=HA_KEYTYPE_TEXT;
- keyinfo[0].seg[0].base.flag=(uint8) pack_type;
- keyinfo[0].seg[1].base.type=0;
- keyinfo[0].base.flag = (uint8) (pack_type ? HA_PACK_KEY : 0);
- keyinfo[1].seg[0].base.start=7;
- keyinfo[1].seg[0].base.length=6;
- keyinfo[1].seg[0].base.type=HA_KEYTYPE_BINARY;
- keyinfo[1].seg[0].base.flag=0;
- keyinfo[1].seg[1].base.start=0; /* Tv}delad nyckel */
- keyinfo[1].seg[1].base.length=6;
- keyinfo[1].seg[1].base.type=HA_KEYTYPE_NUM;
- keyinfo[1].seg[1].base.flag=HA_REVERSE_SORT;
- keyinfo[1].seg[2].base.type=0;
- keyinfo[1].base.flag =0;
- keyinfo[2].seg[0].base.start=12;
- keyinfo[2].seg[0].base.length=8;
- keyinfo[2].seg[0].base.type=HA_KEYTYPE_BINARY;
- keyinfo[2].seg[0].base.flag=HA_REVERSE_SORT;
- keyinfo[2].seg[1].base.type=0;
- keyinfo[2].base.flag =HA_NOSAME;
- keyinfo[3].seg[0].base.start=0;
- keyinfo[3].seg[0].base.length=reclength-(use_blob ? 8 : 0);
- keyinfo[3].seg[0].base.type=HA_KEYTYPE_TEXT;
- keyinfo[3].seg[0].base.flag=(uint8) pack_type;
- keyinfo[3].seg[1].base.type=0;
- keyinfo[3].base.flag = (uint8) (pack_type ? HA_PACK_KEY : 0);
- keyinfo[4].seg[0].base.start=0;
- keyinfo[4].seg[0].base.length=5;
- keyinfo[4].seg[0].base.type=HA_KEYTYPE_TEXT;
- keyinfo[4].seg[0].base.flag=0;
- keyinfo[4].seg[1].base.type=0;
- keyinfo[4].base.flag = (uint8) (pack_type ? HA_PACK_KEY : 0);
- keyinfo[5].seg[0].base.start=0;
- keyinfo[5].seg[0].base.length=4;
- keyinfo[5].seg[0].base.type=HA_KEYTYPE_TEXT;
- keyinfo[5].seg[0].base.flag=(uint8) pack_type;
- keyinfo[5].seg[1].base.type=0;
- keyinfo[5].base.flag = (uint8) (pack_type ? HA_PACK_KEY : 0);
- recinfo[0].base.type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[0].base.length=7;
- recinfo[1].base.type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[1].base.length=5;
- recinfo[2].base.type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[2].base.length=9;
- recinfo[3].base.type=FIELD_NORMAL;
- recinfo[3].base.length=STANDAR_LENGTH-7-5-9-4;
- recinfo[4].base.type=pack_fields ? FIELD_SKIP_ZERO : 0;
- recinfo[4].base.length=4;
- recinfo[5].base.type=pack_fields ? FIELD_SKIP_ENDSPACE : 0;
- recinfo[5].base.length=60;
- if (use_blob)
- {
- recinfo[6].base.type=FIELD_BLOB;
- recinfo[6].base.length=4+sizeof(char*); /* 4 byte ptr, 4 byte length */
- recinfo[7].base.type= FIELD_LAST;
- }
- else
- recinfo[6].base.type= FIELD_LAST;
- write_count=update=dupp_keys=opt_delete=0;
- blob_buffer=0;
- for (i=999 ; i>0 ; i--) key1[i]=0;
- for (i=4999 ; i>0 ; i--) key3[i]=0;
- printf("- Creating isam-filen");
- /* DBUG_PUSH(""); */
- my_delete(filename,MYF(0)); /* Remove old locks under gdb */
- file= 0;
- if (nisam_create(filename,keys,&keyinfo[first_key],&recinfo[0],
- (ulong) (rec_pointer_size ? (1L << (rec_pointer_size*8))/
- reclength : 0),100l,0,0,0L))
- goto err;
- if (use_log)
- nisam_log(1);
- if (!(file=nisam_open(filename,2,HA_OPEN_ABORT_IF_LOCKED)))
- goto err;
- printf("- Writing key:sn");
- if (key_cacheing)
- init_key_cache(dflt_key_cache,512,IO_SIZE*16,0,0); /* Use a small cache */
- if (locking)
- nisam_lock_database(file,F_WRLCK);
- if (write_cacheing)
- nisam_extra(file,HA_EXTRA_WRITE_CACHE);
- for (i=0 ; i < recant ; i++)
- {
- n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
- sprintf(record,"%6d:%4d:%8d:Pos: %4d ",n1,n2,n3,write_count);
- longstore(record+STANDAR_LENGTH-4,(long) i);
- fix_length(record,(uint) STANDAR_LENGTH+rnd(60));
- put_blob_in_record(record+blob_pos,&blob_buffer);
- DBUG_PRINT("test",("record: %d",i));
- if (nisam_write(file,record))
- {
- if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
- {
- printf("Error: %d in write at record: %dn",my_errno,i);
- goto err;
- }
- if (verbose) printf(" Double key: %dn",n3);
- }
- else
- {
- if (key3[n3] == 1 && first_key <3 && first_key+keys >= 3)
- {
- printf("Error: Didn't get error when writing second key: '%8d'n",n3);
- goto err;
- }
- write_count++; key1[n1]++; key3[n3]=1;
- }
- /* Check if we can find key without flushing database */
- if (i == recant/2)
- {
- for (j=rnd(1000) ; j>0 && key1[j] == 0 ; j--) ;
- if (!j)
- for (j=999 ; j>0 && key1[j] == 0 ; j--) ;
- sprintf(key,"%6d",j);
- if (nisam_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("Test in loop: Can't find key: "%s"n",key);
- goto err;
- }
- }
- }
- if (testflag==1) goto end;
- if (write_cacheing)
- if (nisam_extra(file,HA_EXTRA_NO_CACHE))
- {
- puts("got error from nisam_extra(HA_EXTRA_NO_CACHE)");
- goto end;
- }
- printf("- Deleten");
- for (i=0 ; i<recant/10 ; i++)
- {
- for (j=rnd(1000) ; j>0 && key1[j] == 0 ; j--) ;
- if (j != 0)
- {
- sprintf(key,"%6d",j);
- if (nisam_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("can't find key1: "%s"n",key);
- goto err;
- }
- if (nisam_delete(file,read_record))
- {
- printf("error: %d; can't delete record: "%s"n", my_errno,read_record);
- goto err;
- }
- opt_delete++;
- key1[atoi(read_record+keyinfo[0].seg[0].base.start)]--;
- key3[atoi(read_record+keyinfo[2].seg[0].base.start)]=0;
- }
- }
- if (testflag==2) goto end;
- printf("- Updaten");
- for (i=0 ; i<recant/10 ; i++)
- {
- n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
- sprintf(record2,"%6d:%4d:%8d:XXX: %4d ",n1,n2,n3,update);
- longstore(record2+STANDAR_LENGTH-4,(long) i);
- fix_length(record2,(uint) STANDAR_LENGTH+rnd(60));
- for (j=rnd(1000) ; j>0 && key1[j] == 0 ; j--) ;
- if (j != 0)
- {
- sprintf(key,"%6d",j);
- if (nisam_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("can't find key1: "%s"n",key);
- goto err;
- }
- if (use_blob)
- {
- if (i & 1)
- put_blob_in_record(record+blob_pos,&blob_buffer);
- else
- bmove(record+blob_pos,read_record+blob_pos,8);
- }
- if (nisam_update(file,read_record,record2))
- {
- if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
- {
- printf("error: %d; can't update:nFrom: "%s"nTo: "%s"n",
- my_errno,read_record,record2);
- goto err;
- }
- if (verbose)
- printf("Double key when tried to update:nFrom: "%s"nTo: "%s"n",record,record2);
- }
- else
- {
- key1[atoi(read_record+keyinfo[0].seg[0].base.start)]--;
- key3[atoi(read_record+keyinfo[2].seg[0].base.start)]=0;
- key1[n1]++; key3[n3]=1;
- update++;
- }
- }
- }
- if (testflag==3) goto end;
- printf("- Same key: first - next -> last - prev -> firstn");
- DBUG_PRINT("progpos",("first - next -> last - prev -> first"));
- for (i=999, dupp_keys=j=0 ; i>0 ; i--)
- {
- if (key1[i] >dupp_keys) { dupp_keys=key1[i]; j=i; }
- }
- sprintf(key,"%6d",j);
- if (verbose) printf(" Using key: "%s" Keys: %dn",key,dupp_keys);
- if (nisam_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT)) goto err;
- if (nisam_rsame(file,read_record2,-1)) goto err;
- if (memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("nisam_rsame didn't find same recordn");
- goto end;
- }
- nisam_info(file,&info,0);
- if (nisam_rfirst(file,read_record2,0) ||
- nisam_rsame_with_pos(file,read_record2,0,info.recpos) ||
- memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("nisam_rsame_with_pos didn't find same recordn");
- goto end;
- }
- {
- int skr=nisam_rnext(file,read_record2,0);
- if ((skr && my_errno != HA_ERR_END_OF_FILE) ||
- nisam_rprev(file,read_record2,-1) ||
- memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("nisam_rsame_with_pos lost positionn");
- goto end;
- }
- }
- ant=1;
- start=keyinfo[0].seg[0].base.start; length=keyinfo[0].seg[0].base.length;
- while (nisam_rnext(file,read_record2,0) == 0 &&
- memcmp(read_record2+start,key,length) == 0) ant++;
- if (ant != dupp_keys)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys);
- goto end;
- }
- ant=0;
- while (nisam_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys)
- {
- printf("prev: I can only find: %d records of %dn",ant,dupp_keys);
- goto end;
- }
- printf("- All keys: first - next -> last - prev -> firstn");
- DBUG_PRINT("progpos",("All keys: first - next -> last - prev -> first"));
- ant=1;
- if (nisam_rfirst(file,read_record,0))
- {
- printf("Can't find first recordn");
- goto end;
- }
- while (nisam_rnext(file,read_record3,0) == 0 && ant < write_count+10)
- ant++;
- if (ant != write_count - opt_delete)
- {
- printf("next: I found: %d records of %dn",ant,write_count - opt_delete);
- goto end;
- }
- if (nisam_rlast(file,read_record2,0) ||
- bcmp(read_record2,read_record3,reclength))
- {
- printf("Can't find last recordn");
- DBUG_DUMP("record2",(byte*) read_record2,reclength);
- DBUG_DUMP("record3",(byte*) read_record3,reclength);
- goto end;
- }
- ant=1;
- while (nisam_rprev(file,read_record3,0) == 0 && ant < write_count+10)
- ant++;
- if (ant != write_count - opt_delete)
- {
- printf("prev: I found: %d records of %dn",ant,write_count);
- goto end;
- }
- if (bcmp(read_record,read_record3,reclength))
- {
- printf("Can't find first recordn");
- goto end;
- }
- printf("- Test if: Read first - next - prev - prev - next == firstn");
- DBUG_PRINT("progpos",("- Read first - next - prev - prev - next == first"));
- if (nisam_rfirst(file,read_record,0) ||
- nisam_rnext(file,read_record3,0) ||
- nisam_rprev(file,read_record3,0) ||
- nisam_rprev(file,read_record3,0) == 0 ||
- nisam_rnext(file,read_record3,0))
- goto err;
- if (bcmp(read_record,read_record3,reclength) != 0)
- printf("Can't find first recordn");
- printf("- Test if: Read last - prev - next - next - prev == lastn");
- DBUG_PRINT("progpos",("Read last - prev - next - next - prev == last"));
- if (nisam_rlast(file,read_record2,0) ||
- nisam_rprev(file,read_record3,0) ||
- nisam_rnext(file,read_record3,0) ||
- nisam_rnext(file,read_record3,0) == 0 ||
- nisam_rprev(file,read_record3,0))
- goto err;
- if (bcmp(read_record2,read_record3,reclength))
- printf("Can't find last recordn");
- puts("- Test read key-part");
- strmov(key2,key);
- for(i=strlen(key2) ; i-- > 1 ;)
- {
- key2[i]=0;
- if (nisam_rkey(file,read_record,0,key2,(uint) i,HA_READ_KEY_EXACT)) goto err;
- if (bcmp(read_record+start,key,(uint) i))
- {
- puts("Didn't find right record");
- goto end;
- }
- }
- if (dupp_keys > 2)
- {
- printf("- Read key (first) - next - delete - next -> lastn");
- DBUG_PRINT("progpos",("first - next - delete - next -> last"));
- if (nisam_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT)) goto err;
- if (nisam_rnext(file,read_record3,0)) goto err;
- if (nisam_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- while (nisam_rnext(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-1)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-1);
- goto end;
- }
- }
- if (dupp_keys>4)
- {
- printf("- Read last of key - prev - delete - prev -> firstn");
- DBUG_PRINT("progpos",("last - prev - delete - prev -> first"));
- if (nisam_rprev(file,read_record3,0)) goto err;
- if (nisam_rprev(file,read_record3,0)) goto err;
- if (nisam_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- while (nisam_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-2)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-2);
- goto end;
- }
- }
- if (dupp_keys > 6)
- {
- printf("- Read first - delete - next -> lastn");
- DBUG_PRINT("progpos",("first - delete - next -> last"));
- if (nisam_rkey(file,read_record3,0,key,0,HA_READ_KEY_EXACT)) goto err;
- if (nisam_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- if (nisam_rnext(file,read_record,0))
- goto err; /* Skall finnas poster */
- while (nisam_rnext(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-3)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-3);
- goto end;
- }
- printf("- Read last - delete - prev -> firstn");
- DBUG_PRINT("progpos",("last - delete - prev -> first"));
- if (nisam_rprev(file,read_record3,0)) goto err;
- if (nisam_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=0;
- while (nisam_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-4)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-4);
- goto end;
- }
- }
- puts("- Test if: Read rrnd - same");
- DBUG_PRINT("progpos",("Read rrnd - same"));
- for (i=0 ; i < write_count ; i++)
- {
- if (nisam_rrnd(file,read_record,i == 0 ? 0L : NI_POS_ERROR) == 0)
- break;
- }
- if (i == write_count)
- goto err;
- bmove(read_record2,read_record,reclength);
- for (i=2 ; i-- > 0 ;)
- {
- if (nisam_rsame(file,read_record2,(int) i)) goto err;
- if (bcmp(read_record,read_record2,reclength) != 0)
- {
- printf("is_rsame didn't find same recordn");
- goto end;
- }
- }
- puts("- Test nisam_records_in_range");
- nisam_info(file,&info,HA_STATUS_VARIABLE);
- for (i=0 ; i < info.keys ; i++)
- {
- if (nisam_rfirst(file,read_record,(int) i) ||
- nisam_rlast(file,read_record2,(int) i))
- goto err;
- copy_key(file,(uint) i,(uchar*) read_record,(uchar*) key);
- copy_key(file,(uint) i,(uchar*) read_record2,(uchar*) key2);
- range_records=nisam_records_in_range(file,(int) i,key,0,HA_READ_KEY_EXACT,
- key2,0,HA_READ_AFTER_KEY);
- if (range_records < info.records*8/10 ||
- range_records > info.records*12/10)
- {
- printf("ni_records_range returned %lu; Should be about %lun",
- range_records,info.records);
- goto end;
- }
- if (verbose)
- {
- printf("ni_records_range returned %ld; Exact is %ld (diff: %4.2g %%)n",
- range_records,info.records,
- labs((long) range_records - (long) info.records)*100.0/
- info.records);
- }
- }
- for (i=0 ; i < 5 ; i++)
- {
- for (j=rnd(1000) ; j>0 && key1[j] == 0 ; j--) ;
- for (k=rnd(1000) ; k>0 && key1[k] == 0 ; k--) ;
- if (j != 0 && k != 0)
- {
- if (j > k)
- swap_variables(int, j, k);
- sprintf(key,"%6d",j);
- sprintf(key2,"%6d",k);
- range_records=nisam_records_in_range(file,0,key,0,HA_READ_AFTER_KEY,
- key2,0,HA_READ_BEFORE_KEY);
- records=0;
- for (j++ ; j < k ; j++)
- records+=key1[j];
- if ((long) range_records < (long) records*7/10-2 ||
- (long) range_records > (long) records*13/10+2)
- {
- printf("ni_records_range returned %ld; Should be about %ldn",
- range_records,records);
- goto end;
- }
- if (verbose && records)
- {
- printf("ni_records_range returned %ld; Exact is %ld (diff: %4.2g %%)n",
- range_records,records,
- labs((long) range_records-(long) records)*100.0/records);
- }
- }
- }
- printf("- nisam_infon");
- nisam_info(file,&info,0);
- if (info.records != write_count-opt_delete || info.deleted > opt_delete + update
- || info.keys != keys)
- {
- puts("Wrong info from nisam_info");
- printf("Got: records: %ld opt_delete: %ld i_keys: %dn",
- info.records,info.deleted,info.keys);
- }
- if (verbose)
- {
- char buff[80];
- get_date(buff,3,info.create_time);
- printf("info: Created %sn",buff);
- get_date(buff,3,info.isamchk_time);
- printf("info: checked %sn",buff);
- get_date(buff,3,info.update_time);
- printf("info: Modified %sn",buff);
- }
- nisam_panic(HA_PANIC_WRITE);
- nisam_panic(HA_PANIC_READ);
- if (nisam_is_changed(file))
- puts("Warning: nisam_is_changed reported that datafile was changed");
- printf("- nisam_extra(CACHE) + nisam_rrnd.... + nisam_extra(NO_CACHE)n");
- if (nisam_extra(file,HA_EXTRA_RESET) || nisam_extra(file,HA_EXTRA_CACHE))
- {
- if (locking || (!use_blob && !pack_fields))
- {
- puts("got error from nisam_extra(HA_EXTRA_CACHE)");
- goto end;
- }
- }
- ant=0;
- while ((error=nisam_rrnd(file,record,NI_POS_ERROR)) >= 0 &&
- ant < write_count + 10)
- ant+= error ? 0 : 1;
- if (ant != write_count-opt_delete)
- {
- printf("rrnd with cache: I can only find: %d records of %dn",
- ant,write_count-opt_delete);
- goto end;
- }
- if (nisam_extra(file,HA_EXTRA_NO_CACHE))
- {
- puts("got error from nisam_extra(HA_EXTRA_NO_CACHE)");
- goto end;
- }
- if (testflag == 4) goto end;
- printf("- Removing keysn");
- lastpos = NI_POS_ERROR;
- /* DBUG_POP(); */
- nisam_extra(file,HA_EXTRA_RESET);
- while ((error=nisam_rrnd(file,read_record,NI_POS_ERROR)) >=0)
- {
- nisam_info(file,&info,1);
- if (lastpos >= info.recpos && lastpos != NI_POS_ERROR)
- {
- printf("nisam_rrnd didn't advance filepointer; old: %ld, new: %ldn",
- lastpos,info.recpos);
- goto err;
- }
- lastpos=info.recpos;
- if (error == 0)
- {
- if (nisam_rsame(file,read_record,-1))
- {
- printf("can't find record %lxn",info.recpos);
- goto err;
- }
- if (use_blob)
- {
- ulong blob_length,pos;
- uchar *ptr;
- longget(blob_length,read_record+blob_pos+4);
- ptr=(uchar*) blob_length;
- longget(blob_length,read_record+blob_pos);
- for (pos=0 ; pos < blob_length ; pos++)
- {
- if (ptr[pos] != (uchar) (blob_length+pos))
- {
- printf("found blob with wrong info at %ldn",lastpos);
- use_blob=0;
- break;
- }
- }
- }
- if (nisam_delete(file,read_record))
- {
- printf("can't delete record: %sn",read_record);
- goto err;
- }
- opt_delete++;
- }
- }
- if (my_errno != HA_ERR_END_OF_FILE && my_errno != HA_ERR_RECORD_DELETED)
- printf("error: %d from nisam_rrndn",my_errno);
- if (write_count != opt_delete)
- {
- printf("Deleted only %d of %d recordsn",write_count,opt_delete);
- goto err;
- }
- end:
- if (nisam_close(file))
- goto err;
- nisam_panic(HA_PANIC_CLOSE); /* Should close log */
- printf("nFollowing test have been made:n");
- printf("Write records: %dnUpdate records: %dnSame-key-read: %dnDelete records: %dn", write_count,update,dupp_keys,opt_delete);
- if (rec_pointer_size)
- printf("Record pointer size: %dn",rec_pointer_size);
- if (key_cacheing)
- puts("Key cacheing used");
- if (write_cacheing)
- puts("Write cacheing used");
- if (async_io && locking)
- puts("Asyncron io with locking used");
- else if (locking)
- puts("Locking used");
- if (use_blob)
- puts("blobs used");
- end_key_cache(dflt_key_cache,1);
- if (blob_buffer)
- my_free(blob_buffer,MYF(0));
- my_end(MY_CHECK_ERROR | MY_GIVE_INFO);
- return(0);
- err:
- printf("got error: %d when using NISAM-databasen",my_errno);
- if (file)
- VOID(nisam_close(file));
- return(1);
- } /* main */
- /* l{ser optioner */
- /* OBS! intierar endast DEBUG - ingen debuggning h{r ! */
- static void get_options( int argc, char *argv[])
- {
- char *pos,*progname;
- DEBUGGER_OFF;
- progname= argv[0];
- while (--argc >0 && *(pos = *(++argv)) == '-' ) {
- switch(*++pos) {
- case 'b':
- if (*++pos)
- nisam_block_size= MY_ALIGN(atoi(pos),512);
- set_if_bigger(nisam_block_size,8192); /* Max block size */
- set_if_smaller(nisam_block_size,1024);
- break;
- case 'B':
- use_blob=1;
- break;
- case 'K': /* Use key cacheing */
- key_cacheing=1;
- break;
- case 'W': /* Use write cacheing */
- write_cacheing=1;
- if (*++pos)
- my_default_record_cache_size=atoi(pos);
- break;
- case 'i':
- if (*++pos)
- srand(atoi(pos));
- break;
- case 'l':
- use_log=1;
- break;
- case 'L':
- locking=1;
- break;
- case 'A': /* use asyncron io */
- async_io=1;
- if (*++pos)
- my_default_record_cache_size=atoi(pos);
- break;
- case 'v': /* verbose */
- verbose=1;
- break;
- case 'm': /* records */
- recant=atoi(++pos);
- break;
- case 'f':
- if ((first_key=atoi(++pos)) <0 || first_key >= NISAM_KEYS)
- first_key=0;
- break;
- case 'k':
- if ((keys=(uint) atoi(++pos)) < 1 ||
- keys > (uint) (NISAM_KEYS-first_key))
- keys=NISAM_KEYS-first_key;
- break;
- case 'P':
- pack_type=0; /* Don't use DIFF_LENGTH */
- break;
- case 'R': /* Length of record pointer */
- rec_pointer_size=atoi(++pos);
- if (rec_pointer_size > 3)
- rec_pointer_size=0;
- break;
- case 'S':
- pack_fields=0; /* Static-length-records */
- break;
- case 't':
- testflag=atoi(++pos); /* testmod */
- break;
- case '?':
- case 'I':
- case 'V':
- printf("%s Ver 1.4 for %s at %sn",progname,SYSTEM_TYPE,MACHINE_TYPE);
- puts("TCX Datakonsult AB, by Monty, for your professional usen");
- printf("Usage: %s [-?ABIKLPRSVWltv] [-b#] [-k#] [-f#] [-m#] [-t#]n",progname);
- exit(0);
- case '#':
- DEBUGGER_ON;
- DBUG_PUSH (++pos);
- break;
- default:
- printf("Illegal option: '%c'n",*pos);
- break;
- }
- }
- return;
- } /* get options */
- /* Ge ett randomv{rde inom ett intervall 0 <=x <= n */
- static uint rnd( uint max_value)
- {
- return (uint) ((rand() & 32767)/32767.0*max_value);
- } /* rnd */
- /* G|r en record av skiftande length */
- static void fix_length( byte *rec, uint length)
- {
- bmove(rec+STANDAR_LENGTH,
- "0123456789012345678901234567890123456789012345678901234567890",
- length-STANDAR_LENGTH);
- strfill(rec+length,STANDAR_LENGTH+60-length,' ');
- } /* fix_length */
- /* Put maybe a blob in record */
- static void put_blob_in_record(char *blob_pos, char **blob_buffer)
- {
- ulong i,length;
- if (use_blob)
- {
- if (rnd(10) == 0)
- {
- if (! *blob_buffer &&
- !(*blob_buffer=my_malloc((uint) use_blob,MYF(MY_WME))))
- {
- use_blob=0;
- return;
- }
- length=rnd(use_blob);
- for (i=0 ; i < length ; i++)
- (*blob_buffer)[i]=(char) (length+i);
- longstore(blob_pos,length);
- bmove(blob_pos+4,(char*) blob_buffer,sizeof(char*));
- }
- else
- {
- longstore(blob_pos,0);
- }
- }
- return;
- }
- static void copy_key( N_INFO *info, uint inx, uchar *rec, uchar *key_buff)
- {
- N_KEYSEG *keyseg;
- for (keyseg=info->s->keyinfo[inx].seg ; keyseg->base.type ; keyseg++)
- {
- memcpy(key_buff,rec+keyseg->base.start,(size_t) keyseg->base.length);
- key_buff+=keyseg->base.length;
- }
- return;
- }