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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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18
src/util.c
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@@ -31,6 +31,24 @@ void sqlite3Coverage(int x){
}
#endif
/*
** Give a callback to the test harness that can be used to simulate faults
** in places where it is difficult or expensive to do so purely by means
** of inputs.
**
** The intent of the integer argument is to let the fault simulator know
** which of multiple sqlite3FaultSim() calls has been hit.
**
** Return whatever integer value the test callback returns, or return
** SQLITE_OK if no test callback is installed.
*/
#ifndef SQLITE_OMIT_BUILTIN_TEST
int sqlite3FaultSim(int iTest){
int (*xCallback)(int) = sqlite3GlobalConfig.xTestCallback;
return xCallback ? xCallback(iTest) : SQLITE_OK;
}
#endif
#ifndef SQLITE_OMIT_FLOATING_POINT
/*
** Return true if the floating point value is Not a Number (NaN).