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Try to get threads working again on Linux. (CVS 1755)

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FossilOrigin-Name: a8417cb83e9d070f46e7505f92a95f057b992658
This commit is contained in:
drh
2004-06-29 03:29:00 +00:00
parent f46188911d
commit 5fdae7711a
5 changed files with 139 additions and 53 deletions
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20
test/threadtest2.c
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@ -57,12 +57,12 @@ int integrity_check(sqlite *db){
int rc;
if( all_stop ) return 0;
/* fprintf(stderr,"pid=%d: CHECK\n", getpid()); */
rc = sqlite_exec(db, "pragma integrity_check", check_callback, 0, 0);
rc = sqlite3_exec(db, "pragma integrity_check", check_callback, 0, 0);
if( rc!=SQLITE_OK && rc!=SQLITE_BUSY ){
fprintf(stderr,"pid=%d, Integrity check returns %d\n", getpid(), rc);
}
if( all_stop ){
sqlite_exec(db, "pragma integrity_check", check_callback, 0, 0);
sqlite3_exec(db, "pragma integrity_check", check_callback, 0, 0);
}
return 0;
}
@ -76,14 +76,14 @@ void *worker(void *notUsed){
int cnt = 0;
while( !all_stop && cnt++<10000 ){
if( cnt%1000==0 ) printf("pid=%d: %d\n", getpid(), cnt);
while( (db = sqlite_open(DB_FILE, 0, 0))==0 ) sched_yield();
sqlite_exec(db, "PRAGMA synchronous=OFF", 0, 0, 0);
while( (sqlite3_open(DB_FILE, &db))!=SQLITE_OK ) sched_yield();
sqlite3_exec(db, "PRAGMA synchronous=OFF", 0, 0, 0);
integrity_check(db);
if( all_stop ){ sqlite_close(db); break; }
if( all_stop ){ sqlite3_close(db); break; }
/* fprintf(stderr, "pid=%d: BEGIN\n", getpid()); */
rc = sqlite_exec(db, "INSERT INTO t1 VALUES('bogus data')", 0, 0, 0);
rc = sqlite3_exec(db, "INSERT INTO t1 VALUES('bogus data')", 0, 0, 0);
/* fprintf(stderr, "pid=%d: END rc=%d\n", getpid(), rc); */
sqlite_close(db);
sqlite3_close(db);
}
return 0;
}
@ -97,17 +97,17 @@ int main(int argc, char **argv){
pthread_t aThread[5];
if( strcmp(DB_FILE,":memory:") ) unlink(DB_FILE);
db = sqlite_open(DB_FILE, 0, 0);
sqlite3_open(DB_FILE, &db);
if( db==0 ){
fprintf(stderr,"unable to initialize database\n");
exit(1);
}
rc = sqlite_exec(db, "CREATE TABLE t1(x);", 0,0,0);
rc = sqlite3_exec(db, "CREATE TABLE t1(x);", 0,0,0);
if( rc ){
fprintf(stderr,"cannot create table t1: %d\n", rc);
exit(1);
}
sqlite_close(db);
sqlite3_close(db);
for(i=0; i<sizeof(aThread)/sizeof(aThread[0]); i++){
pthread_create(&aThread[i], 0, worker, 0);
}