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Fix the SQLITE_DESERIALIZE_FREEONCLOSE flag so that it works as it is

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documented to work.
See [forum:/forumpost/ba1dff667a|forum post ba1dff667a]

FossilOrigin-Name: d6fac8a1d3efeb2c4f03dae437b5b314765c93770a70603803a8039291dbcabb
This commit is contained in:
drh
2020-10-17 22:13:16 +00:00
parent e93986a93b
commit ff01ee34c9
3 changed files with 16 additions and 9 deletions
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12
manifest
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@@ -1,5 +1,5 @@
C Fix\san\sincorrect\sprintf()\sin\sdebugging\slogic\sin\swhere.c.\nProblem\sreported\s[forum:/info/80a9c47769772207|by\sforum\spost\s80a9c47769772207].
D 2020-10-17T19:09:04.842
C Fix\sthe\sSQLITE_DESERIALIZE_FREEONCLOSE\sflag\sso\sthat\sit\sworks\sas\sit\sis\ndocumented\sto\swork.\nSee\s[forum:/forumpost/ba1dff667a|forum\spost\sba1dff667a]
D 2020-10-17T22:13:16.902
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -508,7 +508,7 @@ F src/mem1.c c12a42539b1ba105e3707d0e628ad70e611040d8f5e38cf942cee30c867083de
F src/mem2.c b93b8762ab999a29ae7751532dadf0a1ac78040308a5fb1d17fcc365171d67eb
F src/mem3.c 30301196cace2a085cbedee1326a49f4b26deff0af68774ca82c1f7c06fda4f6
F src/mem5.c 9bf955937b07f8c32541c8a9991f33ce3173d944
F src/memdb.c d58e398e315e88f95f8d07d17e80ab11259ebd6d1a10397434329eeabd1985e3
F src/memdb.c 23e8f0b975e91e23f60794935252bec2040d8db09f598fd738d5903dd6c0143f
F src/memjournal.c 90b2ca7e2f465d57c16b69d15a9f3e3294af61088eb4938f2f7664d5ac50f813
F src/msvc.h 3a15918220367a8876be3fa4f2abe423a861491e84b864fb2b7426bf022a28f8
F src/mutex.c 5e3409715552348732e97b9194abe92fdfcd934cfb681df4ba0ab87ac6c18d25
@@ -1882,7 +1882,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P ed3bb818f58b75c087f2875331ec944397b6c61a5b14d8af4b9ec6f376bd1872
R 13274d6a012cd30d7f0c6f8ba7eefeac
P 883da4dadc88809192e4ed2f753f8883471fb43aa330bc58b017c66e1acedc6c
R 9776eedd2cd9c8f1b609b4bc8dd4a475
U drh
Z 1092a14e3c313f12740a7b1fa870b8ab
Z 34fe04425a6d42f6096c739434aec808

2
manifest.uuid
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@@ -1 +1 @@
883da4dadc88809192e4ed2f753f8883471fb43aa330bc58b017c66e1acedc6c
d6fac8a1d3efeb2c4f03dae437b5b314765c93770a70603803a8039291dbcabb

11
src/memdb.c
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@@ -126,11 +126,14 @@ static const sqlite3_io_methods memdb_io_methods = {
** Close an memdb-file.
**
** The pData pointer is owned by the application, so there is nothing
** to free.
** to free. Unless the SQLITE_DESERIALIZE_FREEONCLOSE flag is set,
** in which case we own the pData pointer and need to free it.
*/
static int memdbClose(sqlite3_file *pFile){
MemFile *p = (MemFile *)pFile;
if( p->mFlags & SQLITE_DESERIALIZE_FREEONCLOSE ) sqlite3_free(p->aData);
if( p->mFlags & SQLITE_DESERIALIZE_FREEONCLOSE ){
sqlite3_free(p->aData);
}
return SQLITE_OK;
}
@@ -589,6 +592,7 @@ int sqlite3_deserialize(
rc = SQLITE_ERROR;
}else{
p->aData = pData;
pData = 0;
p->sz = szDb;
p->szAlloc = szBuf;
p->szMax = szBuf;
@@ -601,6 +605,9 @@ int sqlite3_deserialize(
end_deserialize:
sqlite3_finalize(pStmt);
if( pData && (mFlags & SQLITE_DESERIALIZE_FREEONCLOSE)!=0 ){
sqlite3_free(pData);
}
sqlite3_mutex_leave(db->mutex);
return rc;
}