1*5c2921b0SApple OSS Distributions #include <signal.h> 2*5c2921b0SApple OSS Distributions #include <stdio.h> 3*5c2921b0SApple OSS Distributions #include <stdlib.h> 4*5c2921b0SApple OSS Distributions #include <unistd.h> 5*5c2921b0SApple OSS Distributions #include <errno.h> 6*5c2921b0SApple OSS Distributions 7*5c2921b0SApple OSS Distributions #include <darwintest.h> 8*5c2921b0SApple OSS Distributions 9*5c2921b0SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true)); 10*5c2921b0SApple OSS Distributions 11*5c2921b0SApple OSS Distributions T_DECL(sigcontreturn, "checks that a call to waitid() for a child that is stopped and then continued returns correctly") 12*5c2921b0SApple OSS Distributions { 13*5c2921b0SApple OSS Distributions pid_t pid; 14*5c2921b0SApple OSS Distributions siginfo_t siginfo; 15*5c2921b0SApple OSS Distributions pid = fork(); 16*5c2921b0SApple OSS Distributions T_QUIET; T_ASSERT_NE_INT(pid, -1, "fork() failed!"); 17*5c2921b0SApple OSS Distributions 18*5c2921b0SApple OSS Distributions if (pid == 0) { 19*5c2921b0SApple OSS Distributions while (1) { 20*5c2921b0SApple OSS Distributions } 21*5c2921b0SApple OSS Distributions } 22*5c2921b0SApple OSS Distributions 23*5c2921b0SApple OSS Distributions kill(pid, SIGSTOP); 24*5c2921b0SApple OSS Distributions kill(pid, SIGCONT); 25*5c2921b0SApple OSS Distributions sleep(1); 26*5c2921b0SApple OSS Distributions 27*5c2921b0SApple OSS Distributions T_QUIET; T_ASSERT_POSIX_SUCCESS(waitid(P_PID, pid, &siginfo, WCONTINUED), "Calling waitid() failed for pid %d", pid); 28*5c2921b0SApple OSS Distributions 29*5c2921b0SApple 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*5c2921b0SApple OSS Distributions kill(pid, SIGKILL); 31*5c2921b0SApple OSS Distributions } 32