1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests signal handling.\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscsys.h> 5c4762a1bSJed Brown #include <signal.h> 6c4762a1bSJed Brown 7c4762a1bSJed Brown typedef struct _handlerCtx { 8c4762a1bSJed Brown int exitHandler; 9c4762a1bSJed Brown int signum; 10c4762a1bSJed Brown } HandlerCtx; 11c4762a1bSJed Brown 12c4762a1bSJed Brown int handleSignal(int signum, void *ctx) 13c4762a1bSJed Brown { 14c4762a1bSJed Brown HandlerCtx *user = (HandlerCtx*) ctx; 15c4762a1bSJed Brown 16c4762a1bSJed Brown user->signum = signum; 17c4762a1bSJed Brown if (signum == SIGHUP) user->exitHandler = 1; 18c4762a1bSJed Brown return 0; 19c4762a1bSJed Brown } 20c4762a1bSJed Brown 21c4762a1bSJed Brown int main(int argc, char *args[]) 22c4762a1bSJed Brown { 23c4762a1bSJed Brown HandlerCtx user; 24c4762a1bSJed Brown 25c4762a1bSJed Brown user.exitHandler = 0; 26c4762a1bSJed Brown 27*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscInitialize(&argc, &args, (char*) 0, help)); 285f80ce2aSJacob Faibussowitsch CHKERRQ(PetscPushSignalHandler(handleSignal, &user)); 29c4762a1bSJed Brown while (!user.exitHandler) { 30c4762a1bSJed Brown if (user.signum > 0) { 315f80ce2aSJacob Faibussowitsch CHKERRQ(PetscPrintf(PETSC_COMM_SELF, "Caught signal %d\n", user.signum)); 32c4762a1bSJed Brown user.signum = -1; 33c4762a1bSJed Brown } 34c4762a1bSJed Brown } 355f80ce2aSJacob Faibussowitsch CHKERRQ(PetscPopSignalHandler()); 36*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscFinalize()); 37*b122ec5aSJacob Faibussowitsch return 0; 38c4762a1bSJed Brown } 39c4762a1bSJed Brown 40c4762a1bSJed Brown /*TEST 41c4762a1bSJed Brown 42c4762a1bSJed Brown build: 43dfd57a17SPierre Jolivet requires: !defined(PETSC_MISSING_SIGHUP) 44c4762a1bSJed Brown 45c4762a1bSJed Brown test: 46c4762a1bSJed Brown TODO: need to send a signal to the process to kill it from the test harness 47c4762a1bSJed Brown 48c4762a1bSJed Brown TEST*/ 49