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Code Activity

Extend max_allowed_packet to 2G in mysql and mysqldump (Bug #2105)

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Don't dump data for MRG_ISAM or MRG_MYISAM tables. (Bug #1846)
Ensure that 'lower_case_table_names' is always set on case insensitive file systems. (Bug #1812)
One can now configure MySQL as windows service as a normal user. (Bug #1802)
Database names is now compared with lower case in ON clause when lower_case_table_names is set. (Bug #1736)
IGNORE ... LINES option didn't work when used with fixed length rows. (Bug #1704)
Change INSERT DELAYED ... SELECT... to INSERT .... SELECT (Bug #1983)
Safety fix for service 'mysql start' (Bug #1815)
This commit is contained in:
monty@mysql.com
2003-12-14 06:39:52 +02:00
parent 7443d9ca57
commit d47deebb58
22 changed files with 318 additions and 70 deletions
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92
sql/mysqld.cc
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@ -500,6 +500,8 @@ static uint set_maximum_open_files(uint max_file_limit);
static ulong find_bit_type(const char *x, TYPELIB *bit_lib);
static void clean_up(bool print_message);
static void clean_up_mutexes(void);
static int test_if_case_insensitive(const char *dir_name);
static void create_pid_file();
/****************************************************************************
** Code to end mysqld
@ -1459,17 +1461,7 @@ static void start_signal_handler(void)
{
// Save vm id of this process
if (!opt_bootstrap)
{
File pidFile;
if ((pidFile = my_create(pidfile_name,0664,
O_WRONLY | O_TRUNC, MYF(MY_WME))) >= 0)
{
char buff[21];
sprintf(buff,"%lu\n",(ulong) getpid());
(void) my_write(pidFile, buff,strlen(buff),MYF(MY_WME));
(void) my_close(pidFile,MYF(0));
}
}
create_pid_file();
// no signal handler
}
@ -1753,17 +1745,8 @@ extern "C" void *signal_hand(void *arg __attribute__((unused)))
/* Save pid to this process (or thread on Linux) */
if (!opt_bootstrap)
{
File pidFile;
if ((pidFile = my_create(pidfile_name,0664,
O_WRONLY | O_TRUNC, MYF(MY_WME))) >= 0)
{
char buff[21];
sprintf(buff,"%lu",(ulong) getpid());
(void) my_write(pidFile, buff,strlen(buff),MYF(MY_WME));
(void) my_close(pidFile,MYF(0));
}
}
create_pid_file();
#ifdef HAVE_STACK_TRACE_ON_SEGV
if (opt_do_pstack)
{
@ -4963,6 +4946,17 @@ static void fix_paths(void)
if (!(slave_load_tmpdir = (char*) my_strdup(mysql_tmpdir, MYF(MY_FAE))))
exit(1);
}
/*
Ensure that lower_case_table_names is set on system where we have case
insensitive names. If this is not done the users MyISAM tables will
get corrupted if accesses with names of different case.
*/
if (!lower_case_table_names &&
test_if_case_insensitive(mysql_real_data_home) == 1)
{
sql_print_error("Warning: Setting lower_case_table_names=1 becasue file system %s is case insensitve", mysql_real_data_home);
}
}
@ -5096,6 +5090,60 @@ skipp: ;
} /* find_bit_type */
/*
Check if file system used for databases is case insensitive
SYNOPSIS
test_if_case_sensitive()
dir_name Directory to test
RETURN
-1 Don't know (Test failed)
0 File system is case sensitive
1 File system is case insensitive
*/
static int test_if_case_insensitive(const char *dir_name)
{
int result= 0;
File file;
char buff[FN_REFLEN], buff2[FN_REFLEN];
MY_STAT stat_info;
fn_format(buff, glob_hostname, dir_name, ".lower-test",
MY_UNPACK_FILENAME | MY_REPLACE_EXT | MY_REPLACE_DIR);
fn_format(buff2, glob_hostname, dir_name, ".LOWER-TEST",
MY_UNPACK_FILENAME | MY_REPLACE_EXT | MY_REPLACE_DIR);
(void) my_delete(buff2, MYF(0));
if ((file= my_create(buff, 0666, O_RDWR, MYF(0))) < 0)
{
sql_print_error("Warning: Can't create test file %s", buff);
return -1;
}
my_close(file, MYF(0));
if (my_stat(buff2, &stat_info, MYF(0)))
result= 1; // Can access file
(void) my_delete(buff, MYF(MY_WME));
return result;
}
/* Create file to store pid number */
static void create_pid_file()
{
File file;
if ((file = my_create(pidfile_name,0664,
O_WRONLY | O_TRUNC, MYF(MY_WME))) >= 0)
{
char buff[21];
sprintf(buff,"%lu\n",(ulong) getpid());
(void) my_write(file, buff,strlen(buff),MYF(MY_WME));
(void) my_close(file, MYF(0));
}
}
/*****************************************************************************
Instantiate templates
*****************************************************************************/