Questions tagged [terminate-handler]
14 questions
11
votes
1 answer
In which thread is the terminate handler called?
In which thread is called the terminate handler:
when an exception is thrown inside a noexcept function?
when the user call std::terminate()?
at start up or destruction of thread?
Is it defined in the standard, will I have access to thread_local…
Oliv
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11
votes
1 answer
Must user provided terminate() function be thread-safe?
As stated in http://en.cppreference.com/w/cpp/error/terminate there are many reasons to call terminate. I can imagine case where just almost in the same time some of these reasons happen in two threads.
Q1 Can the terminate function set by…
PiotrNycz
- 23,099
- 7
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10
votes
1 answer
set_terminate function is not working for me
I have the following code taken from cplusplus.com:
// set_terminate example
#include
#include
#include
using namespace std;
void myterminate () {
cout << "terminate handler called\n";
abort(); // forces…
bjskishore123
- 6,144
- 9
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- 66
6
votes
1 answer
Can a terminate handler throw an exception?
What is the defined behavior of the following program, if any?
#include
#include
#include
void i_throw()
{
std::cout << "i_throw()" << std::endl;
// std::terminate() is noexcept so if the terminate handler…
Praxeolitic
- 22,455
- 16
- 75
- 126
3
votes
1 answer
Accessing all uncaught exceptions from terminate handler
I'm currently following C++ core guidelines setting all destructors in my code to be noexcept. Some of my destructors may potentially throw exceptions - in that case I would like the program to crash and provide me with details on what caused the…
smichak
- 4,716
- 3
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1
vote
1 answer
How to terminate Python background processes when the calling Bash script is interrupted
I have a Python script (test.py) like the following:
try:
while True:
print("test: {}".format(argv[1]))
time.sleep(1)
except KeyboardInterrupt:
print("process terminated!")
So I can stop the program by typing…
A.Yang
- 21
- 2
1
vote
2 answers
Questions regarding the usage of set_terminate
I have the below example. (My actual project is a multi-threaded one and I have the terminate handler set for all of them.) I have a couple of questions here.
My terminate handler doesn't do anything fancy. It just says that an error occured and…
Vinodini Natrajan
- 125
- 11
1
vote
2 answers
catching errors and exiting
In python, is there a way to exit a class after testing a condition, without exiting out of python?
Say I have the class
class test():
def __init__(self):
self.a = 2
def create_b(self):
self.b = 3
def…
apple pie
- 11
- 1
1
vote
1 answer
terminate all threads or currently running thread keeping the process alive in c++
I want to kill all currently running threads of a process when it receives a stop message. But I want the process to still keep running to accept new requests. I using c++ std::thread and not pthreads
mithu
- 11
- 3
0
votes
0 answers
PyQt Progress Bar Update using Thread
I've been writing a program that used a MyWindow(QTableWidget) with a thread. A progress bar is displayed above the sub-window(self.win) displayed as a pop-up.
I want a green bar on the status bar to be displayed consecutively, however after…
Happy_win
- 1
- 2
0
votes
1 answer
Unhandled exception "terminate called after throwing an instance of" overwrites last line of console
If you throw an unhandled exception out of main like this:
#include
#include
int main()
{
std::cout << "Hello World 1" << std::endl;
throw new std::invalid_argument("A");
return 0;
}
... then the process will terminate…
Niko O
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- 15
0
votes
3 answers
How to catch an error resulting from an invalid memory block being destroyed
The following code makes it so that a destructor is called twice.
#include
#include
#include
#include
void myterminate()
{
std::cout << "terminate\n";
abort();
}
class data
{
int a;
public:
…
Johannes
- 6,490
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- 108
-1
votes
1 answer
I can't compile the rest after inputed the age in eclipse, it says "Terminated" on console. Does anyone know how to solve the problem ? Thanks
'What i am trying to do::
Show message based on
Good morning (12am-12pm)
Good after noon (12pm -4pm)
Good evening (4pm to 9pm)
Good night ( 9pm to 6am)'
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.Scanner;
public…
Rafi
- 1
- 1
-1
votes
2 answers
How to execute function when software ended with normal close (X) or un expected error thrown
I would like to execute a function when the running application terminated via normal close way (right top X) or un expected error happened and software terminated.
How can i do this at c# 4.5 WPF application
Thank you
Furkan Gözükara
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