Update of /cvsroot/mahogany/M/src/modules/spam
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv19558/src/modules/spam
Modified Files:
DspamFilter.cpp
Log Message:
speed up dspam database operations by using synchronous = off SQlite pragma
Index: DspamFilter.cpp
===================================================================
RCS file: /cvsroot/mahogany/M/src/modules/spam/DspamFilter.cpp,v
retrieving revision 1.13
retrieving revision 1.14
diff -b -u -2 -r1.13 -r1.14
--- DspamFilter.cpp 24 Oct 2004 00:26:54 -0000 1.13
+++ DspamFilter.cpp 28 Oct 2004 20:27:22 -0000 1.14
@@ -50,4 +50,25 @@
{
public:
+ // create the context
+ DspamCtx(int mode, unsigned flags)
+ {
+ m_ctx = dspam_create
+ (
+ "mahogany", // user
+ NULL, // no group
+ mApplication->GetLocalDir().ToAscii(),
+ mode,
+ flags
+ );
+
+ // this is unsafe as it means that the database could become corrupted if
+ // the system crashes at a bad moment but it is about 10 times faster
+ // than the default "synchronous = NORMAL" so well worth it for non
+ // critical data such as spam database
+ dspam_addattribute(m_ctx, "SQLitePragma", "synchronous = OFF");
+
+ dspam_attach(m_ctx, NULL);
+ }
+
// destroy the context
~DspamCtx()
@@ -62,17 +83,4 @@
DSPAM_CTX *operator->() const { return m_ctx; }
-protected:
- // take ownership of the specified context
- DspamCtx(DSPAM_CTX *ctx) : m_ctx(ctx) { }
-
- // currently we always use the same user name...
- static const char *GetUser() { return "mahogany"; }
-
- // return the base dir for dspam files
- static wxCharBuffer GetHome()
- {
- return mApplication->GetLocalDir().ToAscii();
- }
-
private:
DSPAM_CTX *m_ctx;
@@ -86,14 +94,5 @@
public:
DspamProcessCtx()
- : DspamCtx(dspam_init
- (
- GetUser(),
- NULL, // no group
- GetHome(),
- DSM_PROCESS,
- DSF_CHAINED |
- DSF_NOISE |
- DSF_WHITELIST
- ))
+ : DspamCtx(DSM_PROCESS, DSF_CHAINED | DSF_NOISE | DSF_WHITELIST)
{
}
@@ -107,5 +106,5 @@
public:
DspamClassifyCtx()
- : DspamCtx(dspam_init(GetUser(), NULL, GetHome(), DSM_CLASSIFY, 0))
+ : DspamCtx(DSM_CLASSIFY, 0)
{
}
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