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Replace the approach using Foo_thread_args + Foo_thread and manually

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spawned threads with a reusable class Thread.

This is the second idea implemented in the Alik's patch for
BUG#22306: STOP INSTANCE can not be applied for instances in Crashed,
Failed and Abandoned.
Commiting separately to ease review process.
This commit is contained in:
kostja@bodhi.local
2006-11-17 16:11:04 +03:00
parent 2f69dfb28f
commit 7278f45bfd
13 changed files with 337 additions and 421 deletions
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38
server-tools/instance-manager/priv.cc
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@@ -22,17 +22,6 @@
#include "log.h"
#if defined(__ia64__) || defined(__ia64)
/*
We can live with 32K, but reserve 64K. Just to be safe.
On ia64 we need to reserve double of the size.
*/
#define IM_THREAD_STACK_SIZE (128*1024L)
#else
#define IM_THREAD_STACK_SIZE (64*1024)
#endif
/* the pid of the manager process (of the signal thread on the LinuxThreads) */
pid_t manager_pid;
@@ -66,33 +55,6 @@ unsigned long bytes_sent = 0L, bytes_received = 0L;
unsigned long mysqld_net_retry_count = 10L;
unsigned long open_files_limit;
/*
Change the stack size and start a thread. Return an error if either
pthread_attr_setstacksize or pthread_create fails.
Arguments are the same as for pthread_create().
*/
int set_stacksize_n_create_thread(pthread_t *thread, pthread_attr_t *attr,
void *(*start_routine)(void *), void *arg)
{
int rc= 0;
#ifndef __WIN__
#ifndef PTHREAD_STACK_MIN
#define PTHREAD_STACK_MIN 32768
#endif
/*
Set stack size to be safe on the platforms with too small
default thread stack.
*/
rc= pthread_attr_setstacksize(attr,
(size_t) (PTHREAD_STACK_MIN +
IM_THREAD_STACK_SIZE));
#endif
if (!rc)
rc= pthread_create(thread, attr, start_routine, arg);
return rc;
}
int create_pid_file(const char *pid_file_name, int pid)