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Repurpose the SQLITE_TESTCTRL_FAULT_INSTALL test-control to register a

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callback to be invoked by sqlite3FaultSim().  That test-control has been
unused since 2008-06-20 and was never used in any official release.

FossilOrigin-Name: 0d43a7ad9abe821e33e0bf83a997aa4461b1e3f2
This commit is contained in:
drh
2014-05-16 14:17:01 +00:00
parent a5e2b50d0a
commit c007f61bb0
8 changed files with 171 additions and 20 deletions
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17
src/main.c
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@@ -3114,6 +3114,23 @@ int sqlite3_test_control(int op, ...){
break;
}
/*
** sqlite3_test_control(FAULT_INSTALL, xCallback)
**
** Arrange to invoke xCallback() whenever sqlite3FaultSim() is called,
** if xCallback is not NULL.
**
** As a test of the fault simulator mechanism itself, sqlite3FaultSim(0)
** is called immediately after installing the new callback and the return
** value from sqlite3FaultSim(0) becomes the return from
** sqlite3_test_control().
*/
case SQLITE_TESTCTRL_FAULT_INSTALL: {
sqlite3Config.xTestCallback = va_arg(ap, int(*)(int));
rc = sqlite3FaultSim(0);
break;
}
/*
** sqlite3_test_control(BENIGN_MALLOC_HOOKS, xBegin, xEnd)
**