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-rw-r--r--vl.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/vl.c b/vl.c
index fcf853222c..a5f966d4c7 100644
--- a/vl.c
+++ b/vl.c
@@ -4783,7 +4783,12 @@ static void termsig_handler(int signal)
qemu_system_shutdown_request();
}
-static void termsig_setup(void)
+static void sigchld_handler(int signal)
+{
+ waitpid(-1, NULL, WNOHANG);
+}
+
+static void sighandler_setup(void)
{
struct sigaction act;
@@ -4792,6 +4797,10 @@ static void termsig_setup(void)
sigaction(SIGINT, &act, NULL);
sigaction(SIGHUP, &act, NULL);
sigaction(SIGTERM, &act, NULL);
+
+ act.sa_handler = sigchld_handler;
+ act.sa_flags = SA_NOCLDSTOP;
+ sigaction(SIGCHLD, &act, NULL);
}
#endif
@@ -5918,7 +5927,7 @@ int main(int argc, char **argv, char **envp)
#ifndef _WIN32
/* must be after terminal init, SDL library changes signal handlers */
- termsig_setup();
+ sighandler_setup();
#endif
/* Maintain compatibility with multiple stdio monitors */