diff options
author | danielk1977 <danielk1977@noemail.net> | 2004-05-08 08:23:19 +0000 |
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committer | danielk1977 <danielk1977@noemail.net> | 2004-05-08 08:23:19 +0000 |
commit | 4adee20fcbeb358c32a8cd6cf237c3cb4ee0744e (patch) | |
tree | e0a859d56472693c646655e438855735733df9a5 /src/os.c | |
parent | 9b171277051d84f2ddb8b12a64a7a62b0be4d0e8 (diff) | |
download | sqlite-4adee20fcbeb358c32a8cd6cf237c3cb4ee0744e.tar.gz sqlite-4adee20fcbeb358c32a8cd6cf237c3cb4ee0744e.zip |
Change lots of internal symbols from sqliteXXX to sqlite3XXX so that the
library links again. It doesn't work yet, due to changes in the btree layer
calling convention. (CVS 1324)
FossilOrigin-Name: 8af6474c49263ae26216dff9465b33f76b500cf4
Diffstat (limited to 'src/os.c')
-rw-r--r-- | src/os.c | 129 |
1 files changed, 66 insertions, 63 deletions
@@ -265,7 +265,7 @@ static Hash openHash = { SQLITE_HASH_BINARY, 0, 0, 0, 0, 0 }; static void releaseLockInfo(struct lockInfo *pLock){ pLock->nRef--; if( pLock->nRef==0 ){ - sqliteHashInsert(&lockHash, &pLock->key, sizeof(pLock->key), 0); + sqlite3HashInsert(&lockHash, &pLock->key, sizeof(pLock->key), 0); sqliteFree(pLock); } } @@ -276,7 +276,7 @@ static void releaseLockInfo(struct lockInfo *pLock){ static void releaseOpenCnt(struct openCnt *pOpen){ pOpen->nRef--; if( pOpen->nRef==0 ){ - sqliteHashInsert(&openHash, &pOpen->key, sizeof(pOpen->key), 0); + sqlite3HashInsert(&openHash, &pOpen->key, sizeof(pOpen->key), 0); sqliteFree(pOpen->aPending); sqliteFree(pOpen); } @@ -309,7 +309,7 @@ int findLockInfo( memset(&key2, 0, sizeof(key2)); key2.dev = statbuf.st_dev; key2.ino = statbuf.st_ino; - pLock = (struct lockInfo*)sqliteHashFind(&lockHash, &key1, sizeof(key1)); + pLock = (struct lockInfo*)sqlite3HashFind(&lockHash, &key1, sizeof(key1)); if( pLock==0 ){ struct lockInfo *pOld; pLock = sqliteMallocRaw( sizeof(*pLock) ); @@ -317,7 +317,7 @@ int findLockInfo( pLock->key = key1; pLock->nRef = 1; pLock->cnt = 0; - pOld = sqliteHashInsert(&lockHash, &pLock->key, sizeof(key1), pLock); + pOld = sqlite3HashInsert(&lockHash, &pLock->key, sizeof(key1), pLock); if( pOld!=0 ){ assert( pOld==pLock ); sqliteFree(pLock); @@ -327,7 +327,7 @@ int findLockInfo( pLock->nRef++; } *ppLock = pLock; - pOpen = (struct openCnt*)sqliteHashFind(&openHash, &key2, sizeof(key2)); + pOpen = (struct openCnt*)sqlite3HashFind(&openHash, &key2, sizeof(key2)); if( pOpen==0 ){ struct openCnt *pOld; pOpen = sqliteMallocRaw( sizeof(*pOpen) ); @@ -340,7 +340,7 @@ int findLockInfo( pOpen->nLock = 0; pOpen->nPending = 0; pOpen->aPending = 0; - pOld = sqliteHashInsert(&openHash, &pOpen->key, sizeof(key2), pOpen); + pOld = sqlite3HashInsert(&openHash, &pOpen->key, sizeof(key2), pOpen); if( pOld!=0 ){ assert( pOld==pOpen ); sqliteFree(pOpen); @@ -387,7 +387,7 @@ int sqlite_open_file_count = 0; /* ** Delete the named file */ -int sqliteOsDelete(const char *zFilename){ +int sqlite3OsDelete(const char *zFilename){ #if OS_UNIX unlink(zFilename); #endif @@ -403,7 +403,7 @@ int sqliteOsDelete(const char *zFilename){ /* ** Return TRUE if the named file exists. */ -int sqliteOsFileExists(const char *zFilename){ +int sqlite3OsFileExists(const char *zFilename){ #if OS_UNIX return access(zFilename, 0)==0; #endif @@ -454,7 +454,7 @@ int sqliteOsFileRename(const char *zOldName, const char *zNewName){ ** On failure, the function returns SQLITE_CANTOPEN and leaves ** *id and *pReadonly unchanged. */ -int sqliteOsOpenReadWrite( +int sqlite3OsOpenReadWrite( const char *zFilename, OsFile *id, int *pReadonly @@ -472,9 +472,9 @@ int sqliteOsOpenReadWrite( }else{ *pReadonly = 0; } - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); rc = findLockInfo(id->fd, &id->pLock, &id->pOpen); - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); if( rc ){ close(id->fd); return SQLITE_NOMEM; @@ -541,7 +541,7 @@ int sqliteOsOpenReadWrite( *pReadonly = 0; # else __path2fss(zFilename, &fsSpec); - if( !sqliteOsFileExists(zFilename) ){ + if( !sqlite3OsFileExists(zFilename) ){ if( HCreate(fsSpec.vRefNum, fsSpec.parID, fsSpec.name, 'SQLI', cDocumentFile) != noErr ) return SQLITE_CANTOPEN; } @@ -581,7 +581,7 @@ int sqliteOsOpenReadWrite( ** ** On failure, return SQLITE_CANTOPEN. */ -int sqliteOsOpenExclusive(const char *zFilename, OsFile *id, int delFlag){ +int sqlite3OsOpenExclusive(const char *zFilename, OsFile *id, int delFlag){ #if OS_UNIX int rc; if( access(zFilename, 0)==0 ){ @@ -593,9 +593,9 @@ int sqliteOsOpenExclusive(const char *zFilename, OsFile *id, int delFlag){ if( id->fd<0 ){ return SQLITE_CANTOPEN; } - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); rc = findLockInfo(id->fd, &id->pLock, &id->pOpen); - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); if( rc ){ close(id->fd); unlink(zFilename); @@ -659,7 +659,7 @@ int sqliteOsOpenExclusive(const char *zFilename, OsFile *id, int delFlag){ id->locked = 0; id->delOnClose = delFlag; if (delFlag) - id->pathToDel = sqliteOsFullPathname(zFilename); + id->pathToDel = sqlite3OsFullPathname(zFilename); OpenCounter(+1); return SQLITE_OK; #endif @@ -672,7 +672,7 @@ int sqliteOsOpenExclusive(const char *zFilename, OsFile *id, int delFlag){ ** ** On failure, return SQLITE_CANTOPEN. */ -int sqliteOsOpenReadOnly(const char *zFilename, OsFile *id){ +int sqlite3OsOpenReadOnly(const char *zFilename, OsFile *id){ #if OS_UNIX int rc; id->dirfd = -1; @@ -680,9 +680,9 @@ int sqliteOsOpenReadOnly(const char *zFilename, OsFile *id){ if( id->fd<0 ){ return SQLITE_CANTOPEN; } - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); rc = findLockInfo(id->fd, &id->pLock, &id->pOpen); - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); if( rc ){ close(id->fd); return SQLITE_NOMEM; @@ -753,7 +753,7 @@ int sqliteOsOpenReadOnly(const char *zFilename, OsFile *id){ ** On failure, the function returns SQLITE_CANTOPEN and leaves ** *id unchanged. */ -int sqliteOsOpenDirectory( +int sqlite3OsOpenDirectory( const char *zDirname, OsFile *id ){ @@ -777,7 +777,7 @@ int sqliteOsOpenDirectory( ** Create a temporary file name in zBuf. zBuf must be big enough to ** hold at least SQLITE_TEMPNAME_SIZE characters. */ -int sqliteOsTempFileName(char *zBuf){ +int sqlite3OsTempFileName(char *zBuf){ #if OS_UNIX static const char *azDirs[] = { "/var/tmp", @@ -802,7 +802,7 @@ int sqliteOsTempFileName(char *zBuf){ do{ sprintf(zBuf, "%s/"TEMP_FILE_PREFIX, zDir); j = strlen(zBuf); - sqliteRandomness(15, &zBuf[j]); + sqlite3Randomness(15, &zBuf[j]); for(i=0; i<15; i++, j++){ zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ]; } @@ -822,12 +822,12 @@ int sqliteOsTempFileName(char *zBuf){ for(;;){ sprintf(zBuf, "%s\\"TEMP_FILE_PREFIX, zTempPath); j = strlen(zBuf); - sqliteRandomness(15, &zBuf[j]); + sqlite3Randomness(15, &zBuf[j]); for(i=0; i<15; i++, j++){ zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ]; } zBuf[j] = 0; - if( !sqliteOsFileExists(zBuf) ) break; + if( !sqlite3OsFileExists(zBuf) ) break; } #endif #if OS_MAC @@ -865,12 +865,12 @@ int sqliteOsTempFileName(char *zBuf){ for(;;){ sprintf(zBuf, "%s"TEMP_FILE_PREFIX, zTempPath); j = strlen(zBuf); - sqliteRandomness(15, &zBuf[j]); + sqlite3Randomness(15, &zBuf[j]); for(i=0; i<15; i++, j++){ zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ]; } zBuf[j] = 0; - if( !sqliteOsFileExists(zBuf) ) break; + if( !sqlite3OsFileExists(zBuf) ) break; } #endif return SQLITE_OK; @@ -879,12 +879,12 @@ int sqliteOsTempFileName(char *zBuf){ /* ** Close a file. */ -int sqliteOsClose(OsFile *id){ +int sqlite3OsClose(OsFile *id){ #if OS_UNIX - sqliteOsUnlock(id); + sqlite3OsUnlock(id); if( id->dirfd>=0 ) close(id->dirfd); id->dirfd = -1; - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); if( id->pOpen->nLock ){ /* If there are outstanding locks, do not actually close the file just ** yet because that would clear those locks. Instead, add the file @@ -907,7 +907,7 @@ int sqliteOsClose(OsFile *id){ } releaseLockInfo(id->pLock); releaseOpenCnt(id->pOpen); - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); TRACE2("CLOSE %-3d\n", id->fd); OpenCounter(-1); return SQLITE_OK; @@ -939,7 +939,7 @@ int sqliteOsClose(OsFile *id){ ** bytes were read successfully and SQLITE_IOERR if anything goes ** wrong. */ -int sqliteOsRead(OsFile *id, void *pBuf, int amt){ +int sqlite3OsRead(OsFile *id, void *pBuf, int amt){ #if OS_UNIX int got; SimulateIOError(SQLITE_IOERR); @@ -990,7 +990,7 @@ int sqliteOsRead(OsFile *id, void *pBuf, int amt){ ** Write data from a buffer into a file. Return SQLITE_OK on success ** or some other error code on failure. */ -int sqliteOsWrite(OsFile *id, const void *pBuf, int amt){ +int sqlite3OsWrite(OsFile *id, const void *pBuf, int amt){ #if OS_UNIX int wrote = 0; SimulateIOError(SQLITE_IOERR); @@ -1049,7 +1049,7 @@ int sqliteOsWrite(OsFile *id, const void *pBuf, int amt){ /* ** Move the read/write pointer in a file. */ -int sqliteOsSeek(OsFile *id, off_t offset){ +int sqlite3OsSeek(OsFile *id, off_t offset){ SEEK(offset/1024 + 1); #if OS_UNIX lseek(id->fd, offset, SEEK_SET); @@ -1068,11 +1068,11 @@ int sqliteOsSeek(OsFile *id, off_t offset){ #if OS_MAC { off_t curSize; - if( sqliteOsFileSize(id, &curSize) != SQLITE_OK ){ + if( sqlite3OsFileSize(id, &curSize) != SQLITE_OK ){ return SQLITE_IOERR; } if( offset >= curSize ){ - if( sqliteOsTruncate(id, offset+1) != SQLITE_OK ){ + if( sqlite3OsTruncate(id, offset+1) != SQLITE_OK ){ return SQLITE_IOERR; } } @@ -1100,7 +1100,7 @@ int sqliteOsSeek(OsFile *id, off_t offset){ ** the directory entry for the journal was never created) and the transaction ** will not roll back - possibly leading to database corruption. */ -int sqliteOsSync(OsFile *id){ +int sqlite3OsSync(OsFile *id){ #if OS_UNIX SimulateIOError(SQLITE_IOERR); TRACE2("SYNC %-3d\n", id->fd); @@ -1142,7 +1142,7 @@ int sqliteOsSync(OsFile *id){ /* ** Truncate an open file to a specified size */ -int sqliteOsTruncate(OsFile *id, off_t nByte){ +int sqlite3OsTruncate(OsFile *id, off_t nByte){ SimulateIOError(SQLITE_IOERR); #if OS_UNIX return ftruncate(id->fd, nByte)==0 ? SQLITE_OK : SQLITE_IOERR; @@ -1171,7 +1171,7 @@ int sqliteOsTruncate(OsFile *id, off_t nByte){ /* ** Determine the current size of a file in bytes */ -int sqliteOsFileSize(OsFile *id, off_t *pSize){ +int sqlite3OsFileSize(OsFile *id, off_t *pSize){ #if OS_UNIX struct stat buf; SimulateIOError(SQLITE_IOERR); @@ -1248,11 +1248,11 @@ int isNT(void){ ** A lock is obtained on the first byte of the lock range before acquiring ** either a read lock or a write lock. This prevents two processes from ** attempting to get a lock at a same time. The semantics of -** sqliteOsReadLock() require that if there is already a write lock, that +** sqlite3OsReadLock() require that if there is already a write lock, that ** lock is converted into a read lock atomically. The lock on the first ** byte allows us to drop the old write lock and get the read lock without ** another process jumping into the middle and messing us up. The same -** argument applies to sqliteOsWriteLock(). +** argument applies to sqlite3OsWriteLock(). ** ** On WinNT/2K/XP systems, LockFileEx() and UnlockFileEx() are available, ** which means we can use reader/writer locks. When reader writer locks @@ -1286,10 +1286,10 @@ int isNT(void){ ** library was compiled with large file support (LFS) but LFS is not ** available on the host, then an SQLITE_NOLFS is returned. */ -int sqliteOsReadLock(OsFile *id){ +int sqlite3OsReadLock(OsFile *id){ #if OS_UNIX int rc; - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); if( id->pLock->cnt>0 ){ if( !id->locked ){ id->pLock->cnt++; @@ -1317,7 +1317,7 @@ int sqliteOsReadLock(OsFile *id){ }else{ rc = SQLITE_BUSY; } - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); return rc; #endif #if OS_WIN @@ -1328,7 +1328,7 @@ int sqliteOsReadLock(OsFile *id){ int lk; int res; int cnt = 100; - sqliteRandomness(sizeof(lk), &lk); + sqlite3Randomness(sizeof(lk), &lk); lk = (lk & 0x7fffffff)%N_LOCKBYTE + 1; while( cnt-->0 && (res = LockFile(id->h, FIRST_LOCKBYTE, 0, 1, 0))==0 ){ Sleep(1); @@ -1365,7 +1365,7 @@ int sqliteOsReadLock(OsFile *id){ OSErr res; int cnt = 5; ParamBlockRec params; - sqliteRandomness(sizeof(lk), &lk); + sqlite3Randomness(sizeof(lk), &lk); lk = (lk & 0x7fffffff)%N_LOCKBYTE + 1; memset(¶ms, 0, sizeof(params)); params.ioParam.ioRefNum = id->refNumRF; @@ -1404,10 +1404,10 @@ int sqliteOsReadLock(OsFile *id){ ** library was compiled with large file support (LFS) but LFS is not ** available on the host, then an SQLITE_NOLFS is returned. */ -int sqliteOsWriteLock(OsFile *id){ +int sqlite3OsWriteLock(OsFile *id){ #if OS_UNIX int rc; - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); if( id->pLock->cnt==0 || (id->pLock->cnt==1 && id->locked==1) ){ struct flock lock; int s; @@ -1428,7 +1428,7 @@ int sqliteOsWriteLock(OsFile *id){ }else{ rc = SQLITE_BUSY; } - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); return rc; #endif #if OS_WIN @@ -1514,11 +1514,11 @@ int sqliteOsWriteLock(OsFile *id){ ** library was compiled with large file support (LFS) but LFS is not ** available on the host, then an SQLITE_NOLFS is returned. */ -int sqliteOsUnlock(OsFile *id){ +int sqlite3OsUnlock(OsFile *id){ #if OS_UNIX int rc; if( !id->locked ) return SQLITE_OK; - sqliteOsEnterMutex(); + sqlite3OsEnterMutex(); assert( id->pLock->cnt!=0 ); if( id->pLock->cnt>1 ){ id->pLock->cnt--; @@ -1555,7 +1555,7 @@ int sqliteOsUnlock(OsFile *id){ pOpen->aPending = 0; } } - sqliteOsLeaveMutex(); + sqlite3OsLeaveMutex(); id->locked = 0; return rc; #endif @@ -1604,7 +1604,7 @@ int sqliteOsUnlock(OsFile *id){ ** is written into the buffer zBuf[256]. The calling function must ** supply a sufficiently large buffer. */ -int sqliteOsRandomSeed(char *zBuf){ +int sqlite3OsRandomSeed(char *zBuf){ /* We have to initialize zBuf to prevent valgrind from reporting ** errors. The reports issued by valgrind are incorrect - we would ** prefer that the randomness be increased by making use of the @@ -1643,7 +1643,7 @@ int sqliteOsRandomSeed(char *zBuf){ /* ** Sleep for a little while. Return the amount of time slept. */ -int sqliteOsSleep(int ms){ +int sqlite3OsSleep(int ms){ #if OS_UNIX #if defined(HAVE_USLEEP) && HAVE_USLEEP usleep(ms*1000); @@ -1687,7 +1687,7 @@ static int inMutex = 0; ** SQLite uses only a single Mutex. There is not much critical ** code and what little there is executes quickly and without blocking. */ -void sqliteOsEnterMutex(){ +void sqlite3OsEnterMutex(){ #ifdef SQLITE_UNIX_THREADS pthread_mutex_lock(&mutex); #endif @@ -1720,7 +1720,7 @@ void sqliteOsEnterMutex(){ assert( !inMutex ); inMutex = 1; } -void sqliteOsLeaveMutex(){ +void sqlite3OsLeaveMutex(){ assert( inMutex ); inMutex = 0; #ifdef SQLITE_UNIX_THREADS @@ -1740,14 +1740,14 @@ void sqliteOsLeaveMutex(){ ** The calling function is responsible for freeing this space once it ** is no longer needed. */ -char *sqliteOsFullPathname(const char *zRelative){ +char *sqlite3OsFullPathname(const char *zRelative){ #if OS_UNIX char *zFull = 0; if( zRelative[0]=='/' ){ - sqliteSetString(&zFull, zRelative, (char*)0); + sqlite3SetString(&zFull, zRelative, (char*)0); }else{ char zBuf[5000]; - sqliteSetString(&zFull, getcwd(zBuf, sizeof(zBuf)), "/", zRelative, + sqlite3SetString(&zFull, getcwd(zBuf, sizeof(zBuf)), "/", zRelative, (char*)0); } return zFull; @@ -1766,14 +1766,14 @@ char *sqliteOsFullPathname(const char *zRelative){ char *zFull = 0; if( zRelative[0]==':' ){ char zBuf[_MAX_PATH+1]; - sqliteSetString(&zFull, getcwd(zBuf, sizeof(zBuf)), &(zRelative[1]), + sqlite3SetString(&zFull, getcwd(zBuf, sizeof(zBuf)), &(zRelative[1]), (char*)0); }else{ if( strchr(zRelative, ':') ){ - sqliteSetString(&zFull, zRelative, (char*)0); + sqlite3SetString(&zFull, zRelative, (char*)0); }else{ char zBuf[_MAX_PATH+1]; - sqliteSetString(&zFull, getcwd(zBuf, sizeof(zBuf)), zRelative, (char*)0); + sqlite3SetString(&zFull, getcwd(zBuf, sizeof(zBuf)), zRelative, (char*)0); } } return zFull; @@ -1782,7 +1782,7 @@ char *sqliteOsFullPathname(const char *zRelative){ /* ** The following variable, if set to a non-zero value, becomes the result -** returned from sqliteOsCurrentTime(). This is used for testing. +** returned from sqlite3OsCurrentTime(). This is used for testing. */ #ifdef SQLITE_TEST int sqlite_current_time = 0; @@ -1793,7 +1793,7 @@ int sqlite_current_time = 0; ** current time and date as a Julian Day number into *prNow and ** return 0. Return 1 if the time and date cannot be found. */ -int sqliteOsCurrentTime(double *prNow){ +int sqlite3OsCurrentTime(double *prNow){ #if OS_UNIX time_t t; time(&t); @@ -1816,3 +1816,6 @@ int sqliteOsCurrentTime(double *prNow){ #endif return 0; } + + + |