Add a simple signal handler for SIGCHLD on Unix
This fixes #6631
(cherry picked from commit cff6840ff7
)
This commit is contained in:
parent
9f536e3962
commit
c67b08300a
1 changed files with 15 additions and 0 deletions
|
@ -115,6 +115,13 @@ int OS_Unix::unix_initialize_audio(int p_audio_driver) {
|
|||
static MemoryPoolStaticMalloc *mempool_static=NULL;
|
||||
static MemoryPoolDynamicStatic *mempool_dynamic=NULL;
|
||||
|
||||
// Very simple signal handler to reap processes where ::execute was called with
|
||||
// !p_blocking
|
||||
void handle_sigchld(int sig) {
|
||||
int saved_errno = errno;
|
||||
while (waitpid((pid_t)(-1), 0, WNOHANG) > 0) {}
|
||||
errno = saved_errno;
|
||||
}
|
||||
|
||||
void OS_Unix::initialize_core() {
|
||||
|
||||
|
@ -146,6 +153,14 @@ void OS_Unix::initialize_core() {
|
|||
|
||||
ticks_start=0;
|
||||
ticks_start=get_ticks_usec();
|
||||
|
||||
struct sigaction sa;
|
||||
sa.sa_handler = &handle_sigchld;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = SA_RESTART | SA_NOCLDSTOP;
|
||||
if (sigaction(SIGCHLD, &sa, 0) == -1) {
|
||||
perror("ERROR sigaction() failed:");
|
||||
}
|
||||
}
|
||||
|
||||
void OS_Unix::finalize_core() {
|
||||
|
|
Loading…
Reference in a new issue