Questions tagged [createthread]
70 questions
24
votes
2 answers
C , how to create thread using pthread_create function
I'm making a c file for a dispatch queue that gets a task and put it in to a queue which is the linked list. In order to do this, I need to create threads using
pthread_t cThread;
if(pthread_create(&cThread, NULL, work, param)){
perror("ERROR…
Leanne
- 667
- 3
- 11
- 23
9
votes
3 answers
How to pass integer to CreateThread()?
How to pass int parameter to CreateThread callback function? I try it:
DWORD WINAPI mHandler(LPVOID sId) {
...
arr[(int)sId]
...
}
int id=1;
CreateThread(NULL, NULL, mHandler, (LPVOID)id, NULL, NULL);
But I get warnings:
warning C4311: 'type cast'…
BArtWell
- 4,176
- 10
- 63
- 106
7
votes
2 answers
multiple arguments to CreateThread function
When I use the CreateThread API method, what do I need to do when I want to
pass more than one parameter where LPVOID lpParameter is passed?
Aneesh Narayanan
- 3,220
- 11
- 31
- 48
5
votes
2 answers
Function pointers in C++
I used CreateThread function to write a class like C# BackgroundWorker in C++.My code:
BackgroundWorker.h:
class BackgroundWorker
{
private :
HANDLE _threadHandle;
unsigned int _threadCallcounter;
DWORD _threadID;
…
Masoumi.Saeed
- 55
- 5
4
votes
1 answer
Why can't a thread created by PowerShell execute script functions?
I have a script function that calls. net to manipulate word documents. It works. Now I want to create a sub-thread to execute it, and then the main thread decides whether it completes or exceeds the specified time, and ends it after that time.
…
不知火舞
- 45
- 4
4
votes
1 answer
The Difference between to usages of SetWindowsHookEx
First: I'm using Visual Studio 2010 on Windows XP - 32 Bit.
Right now I'm trying to write a DLL which will enable another application to work with low level keyboard hooks.
Even though I got it to work - I now want to understand why.
The non-working…
Daniel Heinrich
- 790
- 4
- 12
3
votes
3 answers
Passing a parameter to CreateThread
I am having a problem passing a class reference as the parameter to the ThreadProc in a call to CreateThread. Here is a sample program that demonstrates the problem I am having:
program test;
{$APPTYPE CONSOLE}
uses
SysUtils, Windows,…
Kokonotsu
- 189
- 2
- 9
3
votes
2 answers
Passing this pointer to CreateThread in class constructor behaves weird in thread procedure
In the constructor of one of my classes I call the Windows function CreateThread as last operation. The thread is created to execute immediately and I pass the this pointer of my class as lpParameter.
In the thread procedure I cast the parameter…
felix
- 61
- 7
2
votes
2 answers
Difficulty passing struct through pthread_create
I have an array of structs and I intend to pass each element of the array into separate pthreads in a for loop.
Here's my struct:
struct arrayData{
int *a;
int *b;
int up, low;
}
Here's the pointer to the first struct and a malloc (don't know if I…
Chucky
- 1,701
- 7
- 28
- 62
2
votes
1 answer
CreateThread in DLL Terminating Prematurely
I am trying to load a DLL from Console Application. The simple console application is shown below:
#include
#include
int main(){
HMODULE handleDll = LoadLibraryA("C:\\Tools\\TestDLL.dll");
if (handleDll)
{
…
valkyrie
- 51
- 8
2
votes
1 answer
Multithreading non-static in class C++
I am developing an application for Windows in which required run three processes:_thread_EEG (acquisition), _thread_MachineLearning (processing), _thread_Interface (interface). The second process uses data by the first process, and third process…
Victor
- 23
- 5
1
vote
0 answers
Mingw32 strange linker warning
This is the warning:
Warning: resolving _worker by linking to _worker@4
Use --enable-stdcall-fixup to disable these warnings
Use --disable-stdcall-fixup to disable these fixup
The function worker is the start routine for the CreateThread. This is…
Metz
- 675
- 1
- 9
- 17
1
vote
1 answer
problems using CreateThread on a member function
I am trying to create a thread in an object, however I get an error saying '&' : illegal operation on bound member function expression. Reading up I saw I have to make the member function static, but when I do that I get an error saying left of…
fotg
- 639
- 1
- 12
- 25
1
vote
1 answer
How to call custom callback function in CreateThread?
I want to use CreateThread function but with my own custom callback function, this is how I am using it
HANDLE handle = CreateThread(0,0,custom_function, NULL,0,NULL);
declaration of custom_function
DWORD custom_function(void)
{
printf("Hello…
loaded_dypper
- 262
- 3
- 12
1
vote
1 answer
correctly terminate a running thread which "works"
I have a thread like this:
DWORD WINAPI message_loop_thread(LPVOID dummy) {
MSG message;
while (GetMessage(&message, NULL, 0, 0)) {
TranslateMessage(&message);
DispatchMessage(&message);
…
Stefan Hasler
- 125
- 1
- 2
- 5