C++ :: Using Signals On Windows

Oct 12, 2012

I'd like to compile following code:

Code:
sigfillset( &sa.sa_mask );
sa.sa_handler = &CDevice::PipeHandler;
sa.sa_flags = 0;
sigaction( SIGPIPE, &sa, NULL );
sa.sa_handler = &CDevice::TerminatorHandler;
sigaction( SIGQUIT, &sa, NULL );
sigaction( SIGINT, &sa, NULL );

Using MSVC 2010 to run on Windows 7. Is it possible?

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C :: Use SIGNALS To Control Threads

Nov 11, 2013

I've to use SIGNALS to control threads. Here's my code without the use of signals as I'm no good at that

Code:

#include <pthread.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
}

[code]....

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C :: Program To Recognize Pattern Of Signals (linux Environment)

Mar 6, 2015

I need to write a c program that can receive signals and recognize a certain pattern (SIGUSR1, SIGUSR2, SIGUSR1, SIGUSR2). once the pattern is caught the program terminates itself.

I am able to send the signals to the program from a different process, but I am unsure on how to get the signal handler to recognize the pattern. here is what i have so far:

Code:
#include <signal.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
sig_atomic_t sigusr1_count = 0;
sig_atomic_t sigusr2_count = 0;

[Code] .....

I just need getting the program to be able to catch that specific pattern.

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C++ :: How To Use Drand48 For Windows

Jul 2, 2012

Here are the libraries included:

#include <iostream>
#include <cmath>
#include <cstdlib>
#include "stat.h"

And heres the line being flagged:

d=ttl*drand48()-fit[0]; //intialize to reigon for first entry

The error I receive is one discussed on a number of different forums:

C:Documents and SettingssarabrownDesktopSarahScheduling Codestat.cpp|181|error: `drand48' undeclared (first use this function)|

C:Documents and SettingssarabrownDesktopSarahScheduling Codestat.cpp|181|error: (Each undeclared identifier is reported only once for each function it appears in.)|
||=== Build finished: 2 errors, 1 warnings ===|

It just seems to me theres a lot of conflicting information about if this is even possible to do on Windows and when I do try work around functions or calling double drand(void) I get a ton of errors. I'm hesitant to try rand() or something less precise. I was hoping maybe someone would be able to maybe suggest a compiler which will run this or a different library, right now I'm using Code Blocks IDE.

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C :: How To Read A Website From Given URL In Windows

Nov 14, 2013

I am wondering how can I read a website from a given url in windows ?

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C :: How To Retain Dos Windows After Compilation Is Done

Apr 2, 2013

i am just making some new programmings and testing it. But every time after compile and run The dos window is closing and again I have to compile And run command so i want The dos windows should prompt me for next input rather than closing.

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C++ :: How To Minimize All Open Windows

Jan 6, 2015

how can i minimize all open windows using c++ program? I want to call the minimize function at some places in my program... so write how the function structure can be made and how do i call it?

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C++ :: Compile A Library In Windows?

Mar 7, 2013

I have download the SOIL library [URL] for loading textures in OpenGL, however it doesn't come with a SOIL.lib file but a file called libSOIL.a and it says I need to compile it myself.

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C++ :: Viewing Slider Value WINDOWS?

Apr 21, 2014

I have my dialog set upand I am trying to view a slider controls value. This is not to do with .NET framework it is the old controls.

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C++ :: Where Mutex Is Stored In Windows

Jan 17, 2013

I want to know how mutex is working in process synchronization. Where these mutexes are stored in memory how another process know about this mutex?

If two different mutexes are having same name what will happen?

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C# :: Keypad In Windows Form

Jan 7, 2015

How to make a keypad in my windows form? Need to finish my project at school...ATM machine app..

It is just the keypad part. Do i put 10 buttons and add a textbox...

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C/C++ :: Building QGIS X64 On Windows

Feb 9, 2015

Basically I want to embed the QGIS canvas widget into a custom application. In order to do that, I need to build QGIS from it's source in order to obtain the devel *.lib, *.dll, *.h, etc. files required. To that result, I am trying to build either version 2.6.* or the current nightly build ~2.7 - 2.8 64 bit version. There is very little documentation on the x64 builds. Not to mention that CMake and I are not the best of friends.

My progress so far:
- Successfully built the extremely out of date nightly build readme instructions of version 0.11 x86
- Partial success in creating CMake output to VS2010, but many required headers were not included such as gqsmapcanvas.h, (So even if I got it building I couldn't use the canvas widget in an application)
*Note I updated the external packages to x64 versions, so it is not an architecture mismatch issue.

I have also had issues with QWT looking for QWT Polar header files, but I suspect this is another issue with the missing headers as most of the errors related to files contained in the original source from GIT.

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C/C++ :: How To Use Command Prompt In Windows 8.1

Jul 1, 2014

I am studying C How to Program book and want to run GuessNumber Game.

My system command prompt gives C:UsersAcer>_. And GuessNumber path is C:UsersAcercode_examplesGuessNumberWindows.

I am getting below error after pressing enter. How I can run this program.

‘code_examplesch01GuessNumberWindows’ is not recognized as an internal or external command,operable program or batch file.

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C/C++ :: Getting Windows Don't Send Error

Dec 27, 2012

i am doing a structure program "struct book",but at the time of run cmd is opening and i am getting 'windows don't send' error and program has been terminating.

the code is following:

#include<stdio.h>
#include<conio.h>
display();  
struct book

[Code]....

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C++ :: How To Manage Popup Windows

Mar 24, 2014

I’m working on a project that has many pop up windows. They are not organized properly and things are getting messy. I’m wondering if there are any common practice or design patterns for solving this problem.

I’d like to give some concrete examples:

1. my program connects to two different tcp ports on the same ip. cutting off any of them, the user will be notified with a MessageBox. But in case of unplugging network cable, both message box will show, which is unnecessary.

2. we provide a shortcut key to display a setting dialog. However the program can also show the same dialog when certain event happens. If the user opens the setting dialog already, those event will still trigger a second setting dialog.

3. when application settings are not correct, user will disconnect from the server and an error dialog will show up and terminate the program. But if the user knows about the situation and has opened the setting dialog to fix the issue, the error dialog will terminate his work. which is bad.

I don’t know how to deal with this window management problem in a complex software project. Of course, I can solve the issue case by case by checking if certain dialog is shown before displaying another dialog. But there are too many cases, when the code base gets big, this is not practical. There must be some generic solution I think.

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Visual C++ :: Updating To New Windows SDK?

Apr 27, 2013

I've just integrated the Windows SDK V7.0A into my VS2005 application, and I'm getting the dreaded "Application configuration error" when I try to run it on an XP machine.

It runs fine on the development machine, and some customer machines (Win7 and Win8), but will not run on XP due to missing/incorrect version dlls.

I've rebuilt all my libraries, but still no joy.

So, my first question is - If I upgrade the Windows SDK to V7.0A, do I also need to use MFC 10 and msvcrt10, or can I stick with MFC 8?

The next question is, how do I find out which dlls are missing, and which libraries or other dlls are requesting the missing versions?

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C++ :: File Transfer Using FTP / TCP IP In Windows

Sep 13, 2012

I need to copy a file from remote location.

I know following information.

a) Address of the remote file location
b) Port number
c) File Name
d) Size of file in bytes

How i copy the file from specified port/socket and write it to the file opened in local machine.

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Visual C++ :: Deactivated All Windows Unless ONE

Apr 17, 2013

In my application I have some type of windows showed in an instance of time, and an action shows a new one that i want have the focus all the time , in the way that i can't works with no one of the others. They all are windows, child windows an modeless dialogs, but i don't know how to do. I try use EnableWindow(FALSE) that all the others windows and dialogs, but not works.

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C++ :: Safely Eject USB Drive (In Windows)

May 7, 2014

I would like to be able to safely eject a USB drive (in Windows) when user selects that drive in a listbox and clicks the Eject button in an MFC dialog app. Any functions or (link) that would be up to date (i.e. compatible with Windows 8)?

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C :: Connect Program To Windows Session ID

May 16, 2013

I need to get the Win OS Session name to a string in C. How can I get to that?

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C :: Detect CPU Usage And Free RAM On Windows X86 In C?

Feb 20, 2015

I don't use Visual Studio and/or C++ so I would like to do it without them. I found this article c++ - How to determine CPU and memory consumption from inside a process? - Stack Overflow

I tried some lines of code but no one works for me.

Code:

#include "windows.h"
typedef struct _MEMORYSTATUSEX {
DWORD dwLength;

[Code]....

These was just my first tries to work with da MEMORYSTATUSEX.

I would like to find out if there is free memory at least ... (some value) and similar.

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C++ :: Windows Form Display Error

Mar 20, 2014

I'm fairly new to visual C++ programming in a windows form and the code displayed below works fine. However my issue is as soon as the program is running it will display "failure" on label7 as soon as the button is clicked. I understand why it is doing this as "a" is not in the textbox at this time so it reads the else line and displays the message. When I enter "a" in the textbox everything works fine and label7 changes to the right message.

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
label1->Text = "Question 1: test";
label2->Text = "A. test";
label3->Text = "B. test";
label4->Text = "C. test";

[code].....

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C++ :: Converting UNIX Code To Windows

Aug 15, 2013

trying to convert some C++ code written for LINUX/MAC to run on windows. I think signal handling is not as developed for Windows but the error I am getting is that the struct I am trying to use is undefined. I have #include <csignal> at the top and the line giving the problem simply says "struct signal act;". Any pointers or is signal a LINUX native command?

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C++ :: Failed To Run MS Word Automation In Windows XP

Mar 12, 2014

I have developed the msword automation using the following link

[URL] ....

and using VC++ in Visual studio 2010,and msoffice 2007.

Its working fine. but the exe can not run in windows xp (same msoffice 2007 and installation folder also same). i do not know what is the problem. plz tell about how compactability in both os and different version of office like 2003, 2007, 2010, etc....

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C++ :: Windows Path - Folder Of Execution

Jan 17, 2014

This question is currently only for windows; but I would like to know about a cross-platform way to perform what I want to do (explained below) -

I have created a little program:

#include <iostream>
int main(int argc, char *argv[]) {
for (int i = 0; i < argc; ++i) {
std::cout << argv[i] << '
';
} }

I have added this program to the windows PATH. I put this program in C:Program FilesProgram

I now navigate to C:DataVariousTexts using CMD.

Then I type in: "program x"

The program will print out "program x" as by default. What I would like to get hold of is the folder in which the program is actually being called. ( I want to somehow get "C:DataVariousTexts" to be read into my program ).

How do I perform such an operation?

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C++ :: Create A Program For Multiple Windows

Aug 18, 2013

i am trying to create a program for multiple windows. Here is my code

#include<Windows.h>
// Store handles to the main window and application instance globally.
HWND ghFirstWnd =0;
HWND ghSecondWnd=0;
HWND ghThirdWnd=0;
HINSTANCE ghAppInst=0;

[Code]...

problem is when i try to execute the code it just say create window1- failed!!

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