LookingGlass/common/src/platform/linux/thread.c

74 lines
2.0 KiB
C

/*
Looking Glass - KVM FrameRelay (KVMFR) Client
Copyright (C) 2017-2020 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.com
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
*/
#include "common/thread.h"
#include <stdlib.h>
#include <pthread.h>
#include "common/debug.h"
struct LGThread
{
const char * name;
LGThreadFunction function;
void * opaque;
pthread_t handle;
int resultCode;
};
static void * threadWrapper(void * opaque)
{
LGThread * handle = (LGThread *)opaque;
handle->resultCode = handle->function(handle->opaque);
return NULL;
}
bool lgCreateThread(const char * name, LGThreadFunction function, void * opaque, LGThread ** handle)
{
*handle = (LGThread*)malloc(sizeof(LGThread));
(*handle)->name = name;
(*handle)->function = function;
(*handle)->opaque = opaque;
if (pthread_create(&(*handle)->handle, NULL, threadWrapper, *handle) != 0)
{
DEBUG_ERROR("pthread_create failed for thread: %s", name);
free(*handle);
*handle = NULL;
return false;
}
return true;
}
bool lgJoinThread(LGThread * handle, int * resultCode)
{
if (pthread_join(handle->handle, NULL) != 0)
{
DEBUG_ERROR("pthread_join failed for thread: %s", handle->name);
free(handle);
return false;
}
if (resultCode)
*resultCode = handle->resultCode;
free(handle);
return true;
}