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Formatting changes on the multiplexor code - make sure no lines exceed 80
characters. No logical changes. FossilOrigin-Name: ed5f0aad6b21066bacd01521e82c22e96991f400
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12
manifest
12
manifest
@@ -1,5 +1,5 @@
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C Increase\sthe\sversion\snumber\sto\s3.7.8.
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D 2011-07-19T15:27:59.774
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C Formatting\schanges\son\sthe\smultiplexor\scode\s-\smake\ssure\sno\slines\sexceed\s80\ncharacters.\s\sNo\slogical\schanges.
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D 2011-07-19T18:29:00.027
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F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
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F Makefile.in c1d7a7f4fd8da6b1815032efca950e3d5125407e
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F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
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@@ -213,7 +213,7 @@ F src/test_intarray.h 489edb9068bb926583445cb02589344961054207
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F src/test_journal.c 03313c693cca72959dcaaf79f8d76f21c01e19ff
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F src/test_loadext.c df586c27176e3c2cb2e099c78da67bf14379a56e
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F src/test_malloc.c 7ca7be34e0e09ef0ed6619544552ed95732e41f6
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F src/test_multiplex.c 0585bb12a98521795344f67d17d77e258ea7b57f
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F src/test_multiplex.c d1b43de1209bd1bc207b694a738fdb84a162f65b
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F src/test_multiplex.h e99c571bc4968b7a9363b661481f3934bfead61d
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F src/test_mutex.c a6bd7b9cf6e19d989e31392b06ac8d189f0d573e
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F src/test_onefile.c 40cf9e212a377a6511469384a64b01e6e34b2eec
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@@ -952,7 +952,7 @@ F tool/symbols.sh caaf6ccc7300fd43353318b44524853e222557d5
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F tool/tostr.awk 11760e1b94a5d3dcd42378f3cc18544c06cfa576
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F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
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F tool/warnings.sh 2ebae31e1eb352696f3c2f7706a34c084b28c262
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P 87017410f2fc3f2ae15ef06714563ba9ad4350c7
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R 6dbb7226fc6df92a6d1fc7b30a91d1b6
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P 4355bf2908b923e844907c1e3c09be3bf469f833
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R 33ae39ed3129fdb3c8dbf2c830ddcfd5
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U drh
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Z 6ea6097405e5ac181fe822d84336e434
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Z 60f009445613def050e13415b0c93faf
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@@ -1 +1 @@
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4355bf2908b923e844907c1e3c09be3bf469f833
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ed5f0aad6b21066bacd01521e82c22e96991f400
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@@ -272,7 +272,8 @@ static int multiplexGetTempname(sqlite3_vfs *pOrigVfs, int nBuf, char *zBuf){
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attempts++;
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sqlite3_randomness(8, &zBuf[j]);
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for(i=0; i<8; i++){
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zBuf[j+i] = (char)zChars[ ((unsigned char)zBuf[j+i])%(sizeof(zChars)-1) ];
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unsigned char uc = (unsigned char)zBuf[j+i];
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zBuf[j+i] = (char)zChars[uc%(sizeof(zChars)-1)];
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}
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memcpy(&zBuf[j+i], ".tmp", 5);
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rc = pOrigVfs->xAccess(pOrigVfs, zBuf, SQLITE_ACCESS_EXISTS, &exists);
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@@ -289,7 +290,12 @@ static int multiplexGetTempname(sqlite3_vfs *pOrigVfs, int nBuf, char *zBuf){
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/* Translate an sqlite3_file* that is really a multiplexGroup* into
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** the sqlite3_file* for the underlying original VFS.
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*/
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static sqlite3_file *multiplexSubOpen(multiplexConn *pConn, int iChunk, int *rc, int *pOutFlags){
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static sqlite3_file *multiplexSubOpen(
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multiplexConn *pConn,
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int iChunk,
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int *rc,
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int *pOutFlags
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){
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multiplexGroup *pGroup = pConn->pGroup;
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sqlite3_vfs *pOrigVfs = gMultiplex.pOrigVfs; /* Real VFS */
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if( iChunk<pGroup->nMaxChunks ){
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@@ -298,12 +304,17 @@ static sqlite3_file *multiplexSubOpen(multiplexConn *pConn, int iChunk, int *rc,
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memcpy(gMultiplex.zName, pGroup->zName, pGroup->nName+1);
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if( iChunk ){
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#ifdef SQLITE_MULTIPLEX_EXT_OVWR
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sqlite3_snprintf(SQLITE_MULTIPLEX_EXT_SZ+1, gMultiplex.zName+pGroup->nName-SQLITE_MULTIPLEX_EXT_SZ, SQLITE_MULTIPLEX_EXT_FMT, iChunk);
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sqlite3_snprintf(SQLITE_MULTIPLEX_EXT_SZ+1,
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gMultiplex.zName+pGroup->nName-SQLITE_MULTIPLEX_EXT_SZ,
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SQLITE_MULTIPLEX_EXT_FMT, iChunk);
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#else
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sqlite3_snprintf(SQLITE_MULTIPLEX_EXT_SZ+1, gMultiplex.zName+pGroup->nName, SQLITE_MULTIPLEX_EXT_FMT, iChunk);
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sqlite3_snprintf(SQLITE_MULTIPLEX_EXT_SZ+1,
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gMultiplex.zName+pGroup->nName,
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SQLITE_MULTIPLEX_EXT_FMT, iChunk);
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#endif
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}
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*rc = pOrigVfs->xOpen(pOrigVfs, gMultiplex.zName, pSubOpen, pGroup->flags, pOutFlags);
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*rc = pOrigVfs->xOpen(pOrigVfs, gMultiplex.zName, pSubOpen,
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pGroup->flags, pOutFlags);
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if( *rc==SQLITE_OK ){
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pGroup->bOpen[iChunk] = -1;
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return pSubOpen;
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@@ -624,16 +635,22 @@ static int multiplexRead(
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multiplexEnter();
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if( !pGroup->bEnabled ){
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sqlite3_file *pSubOpen = multiplexSubOpen(p, 0, &rc, NULL);
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rc = ( !pSubOpen ) ? SQLITE_IOERR_READ : pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt, iOfst);
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if( !pSubOpen ){
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rc = SQLITE_IOERR_READ;
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}else{
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rc = pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt, iOfst);
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}
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}else{
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while( iAmt > 0 ){
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int i = (int)(iOfst / pGroup->nChunkSize);
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sqlite3_file *pSubOpen = multiplexSubOpen(p, i, &rc, NULL);
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if( pSubOpen ){
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int extra = ((int)(iOfst % pGroup->nChunkSize) + iAmt) - pGroup->nChunkSize;
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int extra = ((int)(iOfst % pGroup->nChunkSize) + iAmt) -
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pGroup->nChunkSize;
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if( extra<0 ) extra = 0;
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iAmt -= extra;
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rc = pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt, iOfst % pGroup->nChunkSize);
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rc = pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt,
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iOfst % pGroup->nChunkSize);
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if( rc!=SQLITE_OK ) break;
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pBuf = (char *)pBuf + iAmt;
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iOfst += iAmt;
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@@ -664,16 +681,22 @@ static int multiplexWrite(
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multiplexEnter();
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if( !pGroup->bEnabled ){
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sqlite3_file *pSubOpen = multiplexSubOpen(p, 0, &rc, NULL);
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rc = ( !pSubOpen ) ? SQLITE_IOERR_WRITE : pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt, iOfst);
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if( pSubOpen==0 ){
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rc = SQLITE_IOERR_WRITE;
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}else{
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rc = pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt, iOfst);
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}
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}else{
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while( iAmt > 0 ){
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int i = (int)(iOfst / pGroup->nChunkSize);
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sqlite3_file *pSubOpen = multiplexSubOpen(p, i, &rc, NULL);
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if( pSubOpen ){
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int extra = ((int)(iOfst % pGroup->nChunkSize) + iAmt) - pGroup->nChunkSize;
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int extra = ((int)(iOfst % pGroup->nChunkSize) + iAmt) -
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pGroup->nChunkSize;
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if( extra<0 ) extra = 0;
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iAmt -= extra;
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rc = pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt, iOfst % pGroup->nChunkSize);
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rc = pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt,
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iOfst % pGroup->nChunkSize);
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if( rc!=SQLITE_OK ) break;
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pBuf = (char *)pBuf + iAmt;
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iOfst += iAmt;
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@@ -699,7 +722,11 @@ static int multiplexTruncate(sqlite3_file *pConn, sqlite3_int64 size){
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multiplexEnter();
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if( !pGroup->bEnabled ){
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sqlite3_file *pSubOpen = multiplexSubOpen(p, 0, &rc, NULL);
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rc = ( !pSubOpen ) ? SQLITE_IOERR_TRUNCATE : pSubOpen->pMethods->xTruncate(pSubOpen, size);
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if( pSubOpen==0 ){
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rc = SQLITE_IOERR_TRUNCATE;
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}else{
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rc = pSubOpen->pMethods->xTruncate(pSubOpen, size);
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}
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}else{
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int rc2;
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int i;
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@@ -727,7 +754,7 @@ static int multiplexTruncate(sqlite3_file *pConn, sqlite3_int64 size){
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rc2 = pOrigVfs->xDelete(pOrigVfs, gMultiplex.zName, 0);
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if( rc2!=SQLITE_OK ) rc = SQLITE_IOERR_TRUNCATE;
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}
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pSubOpen = multiplexSubOpen(p, (int)(size / pGroup->nChunkSize), &rc2, NULL);
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pSubOpen = multiplexSubOpen(p, (int)(size/pGroup->nChunkSize), &rc2, NULL);
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if( pSubOpen ){
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rc2 = pSubOpen->pMethods->xTruncate(pSubOpen, size % pGroup->nChunkSize);
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if( rc2!=SQLITE_OK ) rc = rc2;
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@@ -771,7 +798,11 @@ static int multiplexFileSize(sqlite3_file *pConn, sqlite3_int64 *pSize){
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multiplexEnter();
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if( !pGroup->bEnabled ){
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sqlite3_file *pSubOpen = multiplexSubOpen(p, 0, &rc, NULL);
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rc = ( !pSubOpen ) ? SQLITE_IOERR_FSTAT : pSubOpen->pMethods->xFileSize(pSubOpen, pSize);
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if( pSubOpen==0 ){
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rc = SQLITE_IOERR_FSTAT;
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}else{
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rc = pSubOpen->pMethods->xFileSize(pSubOpen, pSize);
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}
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}else{
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*pSize = 0;
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for(i=0; i<pGroup->nMaxChunks; i++){
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@@ -955,7 +986,7 @@ static int multiplexShmMap(
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int rc;
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sqlite3_file *pSubOpen = multiplexSubOpen(p, 0, &rc, NULL);
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if( pSubOpen ){
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return pSubOpen->pMethods->xShmMap(pSubOpen, iRegion, szRegion, bExtend, pp);
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return pSubOpen->pMethods->xShmMap(pSubOpen, iRegion, szRegion, bExtend,pp);
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}
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return SQLITE_IOERR;
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}
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@@ -1060,7 +1091,8 @@ int sqlite3_multiplex_initialize(const char *zOrigVfsName, int makeDefault){
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gMultiplex.sIoMethodsV1.xCheckReservedLock = multiplexCheckReservedLock;
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gMultiplex.sIoMethodsV1.xFileControl = multiplexFileControl;
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gMultiplex.sIoMethodsV1.xSectorSize = multiplexSectorSize;
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gMultiplex.sIoMethodsV1.xDeviceCharacteristics = multiplexDeviceCharacteristics;
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gMultiplex.sIoMethodsV1.xDeviceCharacteristics =
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multiplexDeviceCharacteristics;
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gMultiplex.sIoMethodsV2 = gMultiplex.sIoMethodsV1;
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gMultiplex.sIoMethodsV2.iVersion = 2;
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gMultiplex.sIoMethodsV2.xShmMap = multiplexShmMap;
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