darling-xnu/tests/sigcont_return.c
2023-05-16 21:41:14 -07:00

32 lines
815 B
C

#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <darwintest.h>
T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
T_DECL(sigcontreturn, "checks that a call to waitid() for a child that is stopped and then continued returns correctly")
{
pid_t pid;
siginfo_t siginfo;
pid = fork();
T_QUIET; T_ASSERT_NE_INT(pid, -1, "fork() failed!");
if (pid == 0) {
while (1) {
}
}
kill(pid, SIGSTOP);
kill(pid, SIGCONT);
sleep(1);
T_QUIET; T_ASSERT_POSIX_SUCCESS(waitid(P_PID, pid, &siginfo, WCONTINUED), "Calling waitid() failed for pid %d", pid);
T_ASSERT_EQ_INT(siginfo.si_status, SIGCONT, "A call to waitid() for stopped and continued child returns 0x%x, expected SIGCONT (0x%x)", siginfo.si_status, SIGCONT );
kill(pid, SIGKILL);
}