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Overview
Comment: | Previous check-in [534aab837e] accidently reverted some changes from [a121cd80c5]. This check-in restores those changes. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
abff795f38e33d778c8dd494a601bc02 |
User & Date: | drh 2010-07-15 18:38:39.000 |
Context
2010-07-16
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10:39 | Fix a test script bug uncovered by [a121cd80c5] that was causing shared_err.test to fail. (check-in: d7b63a4c9f user: dan tags: trunk) | |
2010-07-15
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18:38 | Previous check-in [534aab837e] accidently reverted some changes from [a121cd80c5]. This check-in restores those changes. (check-in: abff795f38 user: drh tags: trunk) | |
18:32 | Optionally support shared-memory in /dev/shm or other tmpfs directory using an unsupported compile-time option. (check-in: 534aab837e user: drh tags: trunk) | |
Changes
Changes to src/os_unix.c.
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4326 4327 4328 4329 4330 4331 4332 | ** to create new files with. If no error occurs, then SQLITE_OK is returned ** and a value suitable for passing as the third argument to open(2) is ** written to *pMode. If an IO error occurs, an SQLite error code is ** returned and the value of *pMode is not modified. ** ** If the file being opened is a temporary file, it is always created with ** the octal permissions 0600 (read/writable by owner only). If the file | | | | | | > | | | | 4326 4327 4328 4329 4330 4331 4332 4333 4334 4335 4336 4337 4338 4339 4340 4341 4342 4343 4344 4345 4346 4347 4348 4349 4350 4351 4352 4353 4354 4355 4356 4357 4358 4359 4360 | ** to create new files with. If no error occurs, then SQLITE_OK is returned ** and a value suitable for passing as the third argument to open(2) is ** written to *pMode. If an IO error occurs, an SQLite error code is ** returned and the value of *pMode is not modified. ** ** If the file being opened is a temporary file, it is always created with ** the octal permissions 0600 (read/writable by owner only). If the file ** is a database or master journal file, it is created with the permissions ** mask SQLITE_DEFAULT_FILE_PERMISSIONS. ** ** Finally, if the file being opened is a WAL or regular journal file, then ** this function queries the file-system for the permissions on the ** corresponding database file and sets *pMode to this value. Whenever ** possible, WAL and journal files are created using the same permissions ** as the associated database file. */ static int findCreateFileMode( const char *zPath, /* Path of file (possibly) being created */ int flags, /* Flags passed as 4th argument to xOpen() */ mode_t *pMode /* OUT: Permissions to open file with */ ){ int rc = SQLITE_OK; /* Return Code */ if( flags & (SQLITE_OPEN_WAL|SQLITE_OPEN_MAIN_JOURNAL) ){ char zDb[MAX_PATHNAME+1]; /* Database file path */ int nDb; /* Number of valid bytes in zDb */ struct stat sStat; /* Output of stat() on database file */ nDb = sqlite3Strlen30(zPath) - ((flags & SQLITE_OPEN_WAL) ? 4 : 8); memcpy(zDb, zPath, nDb); zDb[nDb] = '\0'; if( 0==stat(zDb, &sStat) ){ *pMode = sStat.st_mode & 0777; }else{ rc = SQLITE_IOERR_FSTAT; } |
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4488 4489 4490 4491 4492 4493 4494 4495 4496 4497 4498 4499 4500 4501 | openFlags |= (O_LARGEFILE|O_BINARY); if( fd<0 ){ mode_t openMode; /* Permissions to create file with */ rc = findCreateFileMode(zName, flags, &openMode); if( rc!=SQLITE_OK ){ assert( !p->pUnused ); return rc; } fd = open(zName, openFlags, openMode); OSTRACE(("OPENX %-3d %s 0%o\n", fd, zName, openFlags)); if( fd<0 && errno!=EISDIR && isReadWrite && !isExclusive ){ /* Failed to open the file for read/write access. Try read-only. */ flags &= ~(SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE); | > | 4489 4490 4491 4492 4493 4494 4495 4496 4497 4498 4499 4500 4501 4502 4503 | openFlags |= (O_LARGEFILE|O_BINARY); if( fd<0 ){ mode_t openMode; /* Permissions to create file with */ rc = findCreateFileMode(zName, flags, &openMode); if( rc!=SQLITE_OK ){ assert( !p->pUnused ); assert( eType==SQLITE_OPEN_WAL || eType==SQLITE_OPEN_MAIN_JOURNAL ); return rc; } fd = open(zName, openFlags, openMode); OSTRACE(("OPENX %-3d %s 0%o\n", fd, zName, openFlags)); if( fd<0 && errno!=EISDIR && isReadWrite && !isExclusive ){ /* Failed to open the file for read/write access. Try read-only. */ flags &= ~(SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE); |
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