mariadb/mysys/my_malloc.c
unknown df9b4754b7 Merge bodhi.netgear:/opt/local/work/tmp_merge
into  bodhi.netgear:/opt/local/work/mysql-5.1-runtime-merge-with-5.0


mysql-test/r/create.result:
  Auto merged
mysql-test/r/ps.result:
  Auto merged
mysql-test/r/sp.result:
  Auto merged
mysql-test/t/create.test:
  Auto merged
mysql-test/t/ps.test:
  Auto merged
mysql-test/t/sp.test:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/sp.cc:
  Auto merged
sql/sp.h:
  Auto merged
sql/sp_head.cc:
  Auto merged
sql/sp_head.h:
  Auto merged
sql/sql_db.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_trigger.cc:
  Auto merged
sql/sql_view.cc:
  Auto merged
sql/table.h:
  Auto merged
sql/tztime.cc:
  Auto merged
include/my_sys.h:
  Manual merge (second attempt).
mysql-test/r/bdb.result:
  Manual merge (second attempt).
mysql-test/t/bdb.test:
  Manual merge (second attempt).
mysys/my_malloc.c:
  Manual merge (second attempt).
mysys/safemalloc.c:
  Manual merge (second attempt).
sql/ha_federated.cc:
  Manual merge (second attempt).
sql/log_event.cc:
  Manual merge (second attempt).
sql/set_var.cc:
  Manual merge (second attempt).
sql/set_var.h:
  Manual merge (second attempt).
sql/slave.cc:
  Manual merge (second attempt).
sql/slave.h:
  Manual merge (second attempt).
sql/sql_class.h:
  Manual merge (second attempt).
sql/sql_table.cc:
  Manual merge (second attempt).
sql/sql_udf.cc:
  Manual merge (second attempt).
sql/sql_yacc.yy:
  Manual merge (second attempt).
2006-07-06 22:55:48 +04:00

95 lines
2.4 KiB
C

/* Copyright (C) 2000 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifdef SAFEMALLOC /* We don't need SAFEMALLOC here */
#undef SAFEMALLOC
#endif
#include "mysys_priv.h"
#include "mysys_err.h"
#include <m_string.h>
/* My memory allocator */
gptr my_malloc(unsigned int size, myf my_flags)
{
gptr point;
DBUG_ENTER("my_malloc");
DBUG_PRINT("my",("size: %u my_flags: %d",size, my_flags));
if (!size)
size=1; /* Safety */
if ((point = (char*)malloc(size)) == NULL)
{
my_errno=errno;
if (my_flags & MY_FAE)
error_handler_hook=fatal_error_handler_hook;
if (my_flags & (MY_FAE+MY_WME))
my_error(EE_OUTOFMEMORY, MYF(ME_BELL+ME_WAITTANG),size);
if (my_flags & MY_FAE)
exit(1);
}
else if (my_flags & MY_ZEROFILL)
bzero(point,size);
DBUG_PRINT("exit",("ptr: 0x%lx",point));
DBUG_RETURN(point);
} /* my_malloc */
/* Free memory allocated with my_malloc */
/*ARGSUSED*/
void my_no_flags_free(gptr ptr)
{
DBUG_ENTER("my_free");
DBUG_PRINT("my",("ptr: 0x%lx",ptr));
if (ptr)
free(ptr);
DBUG_VOID_RETURN;
} /* my_free */
/* malloc and copy */
gptr my_memdup(const byte *from, uint length, myf my_flags)
{
gptr ptr;
if ((ptr=my_malloc(length,my_flags)) != 0)
memcpy((byte*) ptr, (byte*) from,(size_t) length);
return(ptr);
}
char *my_strdup(const char *from, myf my_flags)
{
gptr ptr;
uint length=(uint) strlen(from)+1;
if ((ptr=my_malloc(length,my_flags)) != 0)
memcpy((byte*) ptr, (byte*) from,(size_t) length);
return((my_string) ptr);
}
char *my_strndup(const char *from, uint length, myf my_flags)
{
gptr ptr;
if ((ptr=my_malloc(length+1,my_flags)) != 0)
{
memcpy((byte*) ptr, (byte*) from,(size_t) length);
((char*) ptr)[length]=0;
}
return((char*) ptr);
}