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reaper in C (bbonev)
[rrq/overlay-boot.git]
/
src
/
reaper.c
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#include <errno.h>
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#include <signal.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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int main(void) {
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sigset_t set;
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siginfo_t status;
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if (getpid()!=1)
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return 1;
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sigfillset(&set);
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sigprocmask(SIG_BLOCK,&set,NULL);
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memset(&status,0,sizeof status);
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while (-ECHILD!=waitid(P_ALL,0,&status,WEXITED));
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return 1;
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}