ilikecats/stk-code_catmod
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More minor changes to make sure crashes don't occur due to the thread in the main screen

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git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@6156 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
auria 2010-09-27 15:46:24 +00:00
parent 4976d9d60c
commit dd50501e73
1 changed files with 7 additions and 0 deletions
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7
src/states_screens/main_menu_screen.cpp
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@ -95,6 +95,7 @@ void MainMenuScreen::changeNewsText(std::string action)
}
if(action == "offline")
{
pthread_testcancel(); // check if thread was cancelled
pthread_mutex_lock(&(this->m_mutex_news_text));
m_news_text = "offline";
pthread_mutex_unlock(&(this->m_mutex_news_text));
@ -267,6 +268,12 @@ void * MainMenuScreen::downloadNews( void * pthis)
void MainMenuScreen::tearDown()
{
fprintf(stdout, "canceling the thread\n");
// grab the mutex before returning to make sure the screen is not deleted while the thread is
// changing the text, which would result in weird results (tearDown does not automatically mean
// the screen is going to be destroyed but let's play on the safe side)
pthread_mutex_lock(&(this->m_mutex_news_text));
pthread_cancel(m_thread_news_text);
pthread_mutex_unlock(&(this->m_mutex_news_text));
}
#endif