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do not crash when canceling the thread if it was not launched before

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This commit is contained in:
Frederic Culot 2009-01-24 20:41:52 +00:00
parent 197a914c51
commit 9549ee0f8c
1 changed files with 4 additions and 5 deletions
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9
src/calendar.c
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@ -1,8 +1,8 @@
/* $calcurse: calendar.c,v 1.21 2008/12/28 13:13:59 culot Exp $ */
/* $calcurse: calendar.c,v 1.22 2009/01/24 20:41:52 culot Exp $ */
/*
* Calcurse - text-based organizer
* Copyright (c) 2004-2008 Frederic Culot
* Copyright (c) 2004-2009 Frederic Culot
*
* 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
@ -86,15 +86,14 @@ void
calendar_start_date_thread (void)
{
pthread_create (&calendar_t_date, NULL, calendar_date_thread, NULL);
return;
}
/* Stop the calendar date thread. */
void
calendar_stop_date_thread (void)
{
pthread_cancel (calendar_t_date);
return;
if (calendar_t_date)
pthread_cancel (calendar_t_date);
}
/* Set static variable today to current date */