1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Tests signal handling.\n\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown #include <petscsys.h> 5*c4762a1bSJed Brown #include <signal.h> 6*c4762a1bSJed Brown 7*c4762a1bSJed Brown typedef struct _handlerCtx { 8*c4762a1bSJed Brown int exitHandler; 9*c4762a1bSJed Brown int signum; 10*c4762a1bSJed Brown } HandlerCtx; 11*c4762a1bSJed Brown 12*c4762a1bSJed Brown int handleSignal(int signum, void *ctx) 13*c4762a1bSJed Brown { 14*c4762a1bSJed Brown HandlerCtx *user = (HandlerCtx*) ctx; 15*c4762a1bSJed Brown 16*c4762a1bSJed Brown user->signum = signum; 17*c4762a1bSJed Brown if (signum == SIGHUP) user->exitHandler = 1; 18*c4762a1bSJed Brown return 0; 19*c4762a1bSJed Brown } 20*c4762a1bSJed Brown 21*c4762a1bSJed Brown int main(int argc, char *args[]) 22*c4762a1bSJed Brown { 23*c4762a1bSJed Brown HandlerCtx user; 24*c4762a1bSJed Brown PetscErrorCode ierr; 25*c4762a1bSJed Brown 26*c4762a1bSJed Brown user.exitHandler = 0; 27*c4762a1bSJed Brown 28*c4762a1bSJed Brown ierr = PetscInitialize(&argc, &args, (char*) 0, help);if (ierr) return ierr; 29*c4762a1bSJed Brown ierr = PetscPushSignalHandler(handleSignal, &user);CHKERRQ(ierr); 30*c4762a1bSJed Brown while (!user.exitHandler) { 31*c4762a1bSJed Brown if (user.signum > 0) { 32*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_SELF, "Caught signal %d\n", user.signum);CHKERRQ(ierr); 33*c4762a1bSJed Brown user.signum = -1; 34*c4762a1bSJed Brown } 35*c4762a1bSJed Brown } 36*c4762a1bSJed Brown ierr = PetscPopSignalHandler();CHKERRQ(ierr); 37*c4762a1bSJed Brown ierr = PetscFinalize(); 38*c4762a1bSJed Brown return ierr; 39*c4762a1bSJed Brown } 40*c4762a1bSJed Brown 41*c4762a1bSJed Brown 42*c4762a1bSJed Brown /*TEST 43*c4762a1bSJed Brown 44*c4762a1bSJed Brown build: 45*c4762a1bSJed Brown requires: !define(PETSC_MISSING_SIGHUP) 46*c4762a1bSJed Brown 47*c4762a1bSJed Brown test: 48*c4762a1bSJed Brown TODO: need to send a signal to the process to kill it from the test harness 49*c4762a1bSJed Brown 50*c4762a1bSJed Brown TEST*/ 51