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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 | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
e83a19e8cb6d721b02502925b362f2e8 |
| User & Date: | drh 2006-01-31 23:03:35 |
Context
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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: 82f558bd user: drh tags: trunk) | |
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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: e83a19e8 user: drh tags: trunk) | |
| 20:49 | Patches to support linux on embedded platforms. (CVS 3049) (check-in: a088eb6d user: drh tags: trunk) | |
Changes
Changes to src/os_unix.c.
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/* ** 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 int threadsOverrideEachOthersLocks = -1; #else static int threadsOverrideEachOthersLocks = -1; #endif /* ** This structure holds information passed into individual test ** threads by the testThreadLockingBehavior() routine. */ struct threadTestData { |
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/* ** 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 { |