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Added support for the linuxthreads cancel signal as an alternative to 

SIGCHLD.
This commit is contained in:
Alexandre Julliard 2003-10-24 04:29:01 +00:00
parent c23a9257f0
commit f9f37beb8a
1 changed files with 11 additions and 0 deletions
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11
server/signal.c
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@ -32,6 +32,11 @@
#include "process.h"
#include "thread.h"
#if defined(linux) && defined(__SIGRTMIN)
/* the signal used by linuxthreads as exit signal for clone() threads */
# define SIG_PTHREAD_CANCEL (__SIGRTMIN+1)
#endif
typedef void (*signal_callback)(void);
struct handler
@ -220,11 +225,17 @@ void init_signals(void)
sigaddset( &blocked_sigset, SIGIO );
sigaddset( &blocked_sigset, SIGQUIT );
sigaddset( &blocked_sigset, SIGTERM );
#ifdef SIG_PTHREAD_CANCEL
sigaddset( &blocked_sigset, SIG_PTHREAD_CANCEL );
#endif
action.sa_mask = blocked_sigset;
action.sa_flags = 0;
action.sa_handler = do_sigchld;
sigaction( SIGCHLD, &action, NULL );
#ifdef SIG_PTHREAD_CANCEL
sigaction( SIG_PTHREAD_CANCEL, &action, NULL );
#endif
action.sa_handler = do_sighup;
sigaction( SIGHUP, &action, NULL );
action.sa_handler = do_sigint;