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Manual merge from mysql-5.1-bugteam to mysql-trunk-merge.

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conflicts:
   conflict      mysys/safemalloc.c
   conflict      sql/mysqld.cc
   conflict      sql/sp.cc
   conflict      sql/sql_lex.cc
   conflict      sql/sql_lex.h
   conflict      sql/sql_parse.cc
   conflict      sql/sql_prepare.cc
This commit is contained in:
Alexey Kopytov
2010-06-11 17:48:24 +04:00
parent 26a0349592 e5cf56ef80
commit f84b3f5c21
18 changed files with 179 additions and 47 deletions
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16
mysys/my_alloc.c
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@ -154,6 +154,14 @@ void *alloc_root(MEM_ROOT *mem_root, size_t length)
DBUG_ASSERT(alloc_root_inited(mem_root));
DBUG_EXECUTE_IF("simulate_out_of_memory",
{
if (mem_root->error_handler)
(*mem_root->error_handler)();
DBUG_SET("-d,simulate_out_of_memory");
DBUG_RETURN((void*) 0); /* purecov: inspected */
});
length+=ALIGN_SIZE(sizeof(USED_MEM));
if (!(next = (USED_MEM*) my_malloc(length,MYF(MY_WME | ME_FATALERROR))))
{
@ -176,6 +184,14 @@ void *alloc_root(MEM_ROOT *mem_root, size_t length)
DBUG_PRINT("enter",("root: 0x%lx", (long) mem_root));
DBUG_ASSERT(alloc_root_inited(mem_root));
DBUG_EXECUTE_IF("simulate_out_of_memory",
{
/* Avoid reusing an already allocated block */
if (mem_root->error_handler)
(*mem_root->error_handler)();
DBUG_SET("-d,simulate_out_of_memory");
DBUG_RETURN((void*) 0); /* purecov: inspected */
});
length= ALIGN_SIZE(length);
if ((*(prev= &mem_root->free)) != NULL)
{