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Block all signals in daemon

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topjohnwu 2019-02-10 04:18:50 -05:00
parent 71ecbb3af3
commit 8a5b6f2b86
1 changed files with 2 additions and 10 deletions
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12
native/jni/core/daemon.cpp
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@ -134,19 +134,11 @@ static void main_daemon() {
// Change process name // Change process name
strcpy(argv0, "magiskd"); strcpy(argv0, "magiskd");
// Block all user signals // Block all signals
sigset_t block_set; sigset_t block_set;
sigemptyset(&block_set); sigfillset(&block_set);
sigaddset(&block_set, SIGUSR1);
sigaddset(&block_set, SIGUSR2);
pthread_sigmask(SIG_SETMASK, &block_set, nullptr); pthread_sigmask(SIG_SETMASK, &block_set, nullptr);
// Ignore SIGPIPE
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &act, nullptr);
// Loop forever to listen for requests // Loop forever to listen for requests
while(true) { while(true) {
int *client = new int; int *client = new int;