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Overview
Comment: | Add the SQLITE_THREADS_OVERRIDE_LOCKS compile-time option that disables the run-time test to see if threads can override each others locks on unix. (CVS 3050) |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
e83a19e8cb6d721b02502925b362f2e8 |
User & Date: | drh 2006-01-31 23:03:35.000 |
Context
2006-02-01
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01:55 | Added support for the -enable-thread-override-lock option on the configure script. (CVS 3051) (check-in: 82f558bd11 user: drh tags: trunk) | |
2006-01-31
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23:03 | Add the SQLITE_THREADS_OVERRIDE_LOCKS compile-time option that disables the run-time test to see if threads can override each others locks on unix. (CVS 3050) (check-in: e83a19e8cb user: drh tags: trunk) | |
20:49 | Patches to support linux on embedded platforms. (CVS 3049) (check-in: a088eb6d6e user: drh tags: trunk) | |
Changes
Changes to src/os_unix.c.
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348 349 350 351 352 353 354 355 356 357 358 359 360 | /* ** This variable records whether or not threads can override each others ** locks. ** ** 0: No. Threads cannot override each others locks. ** 1: Yes. Threads can override each others locks. ** -1: We don't know yet. ** ** This variable normally has file scope only. But during testing, we make ** it a global so that the test code can change its value in order to verify ** that the right stuff happens in either case. */ #ifdef SQLITE_TEST | > > > > > > > > > | | | 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 | /* ** This variable records whether or not threads can override each others ** locks. ** ** 0: No. Threads cannot override each others locks. ** 1: Yes. Threads can override each others locks. ** -1: We don't know yet. ** ** On some systems, we know at compile-time if threads can override each ** others locks. On those systems, the SQLITE_THREAD_OVERRIDE_LOCK macro ** will be set appropriately. On other systems, we have to check at ** runtime. On these latter systems, SQLTIE_THREAD_OVERRIDE_LOCK is ** undefined. ** ** This variable normally has file scope only. But during testing, we make ** it a global so that the test code can change its value in order to verify ** that the right stuff happens in either case. */ #ifndef SQLITE_THREAD_OVERRIDE_LOCK # define SQLITE_THREAD_OVERRIDE_LOCK -1 #endif #ifdef SQLITE_TEST int threadsOverrideEachOthersLocks = SQLITE_THREAD_OVERRIDE_LOCK; #else static int threadsOverrideEachOthersLocks = SQLITE_THREAD_OVERRIDE_LOCK; #endif /* ** This structure holds information passed into individual test ** threads by the testThreadLockingBehavior() routine. */ struct threadTestData { |
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