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Remove the undocumented PRAGMA omit_readlock hack.

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FossilOrigin-Name: 96900c47e4fc6ed55cefc10d55d3d8d16bcb1d31
This commit is contained in:
drh
2012-01-17 15:29:14 +00:00
parent 18f52e0021
commit 33f111dc72
11 changed files with 41 additions and 118 deletions
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10
src/btree.c
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@@ -1689,11 +1689,8 @@ static int btreeInvokeBusyHandler(void *pArg){
** If zFilename is ":memory:" then an in-memory database is created
** that is automatically destroyed when it is closed.
**
** The "flags" parameter is a bitmask that might contain bits
** BTREE_OMIT_JOURNAL and/or BTREE_NO_READLOCK. The BTREE_NO_READLOCK
** bit is also set if the SQLITE_NoReadlock flags is set in db->flags.
** These flags are passed through into sqlite3PagerOpen() and must
** be the same values as PAGER_OMIT_JOURNAL and PAGER_NO_READLOCK.
** The "flags" parameter is a bitmask that might contain bits like
** BTREE_OMIT_JOURNAL and/or BTREE_MEMORY.
**
** If the database is already opened in the same database connection
** and we are in shared cache mode, then the open will fail with an
@@ -1740,9 +1737,6 @@ int sqlite3BtreeOpen(
/* A BTREE_SINGLE database is always a temporary and/or ephemeral */
assert( (flags & BTREE_SINGLE)==0 || isTempDb );
if( db->flags & SQLITE_NoReadlock ){
flags |= BTREE_NO_READLOCK;
}
if( isMemdb ){
flags |= BTREE_MEMORY;
}