1*1b191cb5SApple OSS Distributions #include <signal.h> 2*1b191cb5SApple OSS Distributions #include <stdio.h> 3*1b191cb5SApple OSS Distributions #include <stdlib.h> 4*1b191cb5SApple OSS Distributions #include <unistd.h> 5*1b191cb5SApple OSS Distributions #include <errno.h> 6*1b191cb5SApple OSS Distributions 7*1b191cb5SApple OSS Distributions #include <darwintest.h> 8*1b191cb5SApple OSS Distributions 9*1b191cb5SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 10*1b191cb5SApple OSS Distributions 11*1b191cb5SApple OSS Distributions T_DECL(sigcontreturn, "checks that a call to waitid() for a child that is stopped and then continued returns correctly") 12*1b191cb5SApple OSS Distributions { 13*1b191cb5SApple OSS Distributions pid_t pid; 14*1b191cb5SApple OSS Distributions siginfo_t siginfo; 15*1b191cb5SApple OSS Distributions pid = fork(); 16*1b191cb5SApple OSS Distributions T_QUIET; T_ASSERT_NE_INT(pid, -1, "fork() failed!"); 17*1b191cb5SApple OSS Distributions 18*1b191cb5SApple OSS Distributions if (pid == 0) { 19*1b191cb5SApple OSS Distributions while (1) { 20*1b191cb5SApple OSS Distributions } 21*1b191cb5SApple OSS Distributions } 22*1b191cb5SApple OSS Distributions 23*1b191cb5SApple OSS Distributions kill(pid, SIGSTOP); 24*1b191cb5SApple OSS Distributions kill(pid, SIGCONT); 25*1b191cb5SApple OSS Distributions sleep(1); 26*1b191cb5SApple OSS Distributions 27*1b191cb5SApple OSS Distributions T_QUIET; T_ASSERT_POSIX_SUCCESS(waitid(P_PID, pid, &siginfo, WCONTINUED), "Calling waitid() failed for pid %d", pid); 28*1b191cb5SApple OSS Distributions 29*1b191cb5SApple OSS Distributions 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 ); 30*1b191cb5SApple OSS Distributions kill(pid, SIGKILL); 31*1b191cb5SApple OSS Distributions } 32