Add a simple signal handler for SIGCHLD on Unix
This fixes #6631
(cherry picked from commit cff6840ff7
)
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1 changed files with 15 additions and 0 deletions
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@ -115,6 +115,13 @@ int OS_Unix::unix_initialize_audio(int p_audio_driver) {
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static MemoryPoolStaticMalloc *mempool_static=NULL;
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static MemoryPoolStaticMalloc *mempool_static=NULL;
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static MemoryPoolDynamicStatic *mempool_dynamic=NULL;
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static MemoryPoolDynamicStatic *mempool_dynamic=NULL;
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// Very simple signal handler to reap processes where ::execute was called with
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// !p_blocking
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void handle_sigchld(int sig) {
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int saved_errno = errno;
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while (waitpid((pid_t)(-1), 0, WNOHANG) > 0) {}
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errno = saved_errno;
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}
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void OS_Unix::initialize_core() {
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void OS_Unix::initialize_core() {
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@ -146,6 +153,14 @@ void OS_Unix::initialize_core() {
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ticks_start=0;
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ticks_start=0;
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ticks_start=get_ticks_usec();
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ticks_start=get_ticks_usec();
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struct sigaction sa;
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sa.sa_handler = &handle_sigchld;
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sigemptyset(&sa.sa_mask);
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sa.sa_flags = SA_RESTART | SA_NOCLDSTOP;
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if (sigaction(SIGCHLD, &sa, 0) == -1) {
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perror("ERROR sigaction() failed:");
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}
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}
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}
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void OS_Unix::finalize_core() {
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void OS_Unix::finalize_core() {
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