Commita37b006

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This patch fixes shared_preload_libraries on Windows hosts. It forces

ach backend to re-load all shared_preload_libraries.Korry Douglas

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+22

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lines changed

+22

-2

lines changed

Lines changed: 12 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.109 2007/02/0803:56:42 momjian Exp $ -->`
	`1`	`+<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.110 2007/02/0815:46:03 momjian Exp $ -->`
`2`	`2`
`3`	`3`	`<chapter Id="runtime-config">`
`4`	`4`	`<title>Server Configuration</title>`
`@@ -990,6 +990,17 @@ SET ENABLE_SEQSCAN TO OFF;`
`990`	`990`	`libraries that will be used in most sessions.`
`991`	`991`	`</para>`
`992`	`992`
	`993`	`+ <note>`
	`994`	`+ <para>`
	`995`	`+ On Windows hosts, preloading a library at server start will not reduce`
	`996`	`+ the time required to start each new server process; each server process`
	`997`	`+ will re-load all preload libraries. However, <varname>shared_preload_libraries`
	`998`	`+ </varname> is still useful on Windows hosts because some shared libraries may`
	`999`	`+ need to perform certain operations that only take place at postmaster start`
	`1000`	`+ (for example, a shared library may need to reserve lightweight locks`
	`1001`	`+ or shared memory and you can't do that after the postmaster has started).`
	`1002`	`+ </para>`
	`1003`	`+ </note>`
`993`	`1004`	`<para>`
`994`	`1005`	`If a specified library is not found,`
`995`	`1006`	`the server will fail to start.`

Lines changed: 10 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -37,7 +37,7 @@`
`37`	`37`	`*`
`38`	`38`	`*`
`39`	`39`	`* IDENTIFICATION`
`40`		`- * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.517 2007/02/07 16:44:48 tgl Exp $`
	`40`	`+ * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.518 2007/02/08 15:46:04 momjian Exp $`
`41`	`41`	`*`
`42`	`42`	`* NOTES`
`43`	`43`	`*`
`@@ -3360,6 +3360,15 @@ SubPostmasterMain(int argc, char *argv[])`
`3360`	`3360`	`secure_initialize();`
`3361`	`3361`	`#endif`
`3362`	`3362`
	`3363`	`+/*`
	`3364`	`+ * process any libraries that should be preloaded at postmaster start`
	`3365`	`+ *`
	`3366`	`+ * NOTE: we have to re-load the shared_preload_libraries here because`
	`3367`	`+ * this backend is not fork()ed so we can't inherit any shared`
	`3368`	`+ * libraries / DLL's from our parent (the postmaster).`
	`3369`	`+ */`
	`3370`	`+process_shared_preload_libraries();`
	`3371`	`+`
`3363`	`3372`	`/*`
`3364`	`3373`	`* Perform additional initialization and client authentication.`
`3365`	`3374`	`*`

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