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Modify ShmemInitStruct and ShmemInitHash to throw errors internally,

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rather than returning NULL for some-but-not-all failures as they used to.
Remove now-redundant tests for NULL from call sites.

We had to do something about this because many call sites were failing to
check for NULL; and changing it like this seems a lot more useful and
mistake-proof than adding checks to the call sites without them.
This commit is contained in:
Tom Lane
2010-04-28 16:54:16 +00:00
parent 5f70a04c56
commit 77acab75df
12 changed files with 87 additions and 112 deletions
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5
src/backend/storage/buffer/buf_table.c
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@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/buffer/buf_table.c,v 1.51 2010/01/02 16:57:51 momjian Exp $
* $PostgreSQL: pgsql/src/backend/storage/buffer/buf_table.c,v 1.52 2010/04/28 16:54:15 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -66,9 +66,6 @@ InitBufTable(int size)
size, size,
&info,
HASH_ELEM | HASH_FUNCTION | HASH_PARTITION);
if (!SharedBufHash)
elog(FATAL, "could not initialize shared buffer hash table");
}
/*