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Added support for the linuxthreads cancel signal as an alternative to
SIGCHLD.
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parent
c23a9257f0
commit
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@ -32,6 +32,11 @@
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#include "process.h"
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#include "thread.h"
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#if defined(linux) && defined(__SIGRTMIN)
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/* the signal used by linuxthreads as exit signal for clone() threads */
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# define SIG_PTHREAD_CANCEL (__SIGRTMIN+1)
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#endif
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typedef void (*signal_callback)(void);
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struct handler
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@ -220,11 +225,17 @@ void init_signals(void)
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sigaddset( &blocked_sigset, SIGIO );
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sigaddset( &blocked_sigset, SIGQUIT );
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sigaddset( &blocked_sigset, SIGTERM );
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#ifdef SIG_PTHREAD_CANCEL
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sigaddset( &blocked_sigset, SIG_PTHREAD_CANCEL );
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#endif
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action.sa_mask = blocked_sigset;
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action.sa_flags = 0;
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action.sa_handler = do_sigchld;
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sigaction( SIGCHLD, &action, NULL );
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#ifdef SIG_PTHREAD_CANCEL
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sigaction( SIG_PTHREAD_CANCEL, &action, NULL );
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#endif
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action.sa_handler = do_sighup;
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sigaction( SIGHUP, &action, NULL );
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action.sa_handler = do_sigint;
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