1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Tests PetscArraymove()/PetscMemmove()\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown #include <petscsys.h> 5*c4762a1bSJed Brown 6*c4762a1bSJed Brown int main(int argc,char **argv) 7*c4762a1bSJed Brown { 8*c4762a1bSJed Brown PetscInt i,*a,*b; 9*c4762a1bSJed Brown PetscErrorCode ierr; 10*c4762a1bSJed Brown 11*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 12*c4762a1bSJed Brown 13*c4762a1bSJed Brown ierr = PetscMalloc1(10,&a);CHKERRQ(ierr); 14*c4762a1bSJed Brown ierr = PetscMalloc1(20,&b);CHKERRQ(ierr); 15*c4762a1bSJed Brown 16*c4762a1bSJed Brown /* 17*c4762a1bSJed Brown Nonoverlapping regions 18*c4762a1bSJed Brown */ 19*c4762a1bSJed Brown for (i=0; i<20; i++) b[i] = i; 20*c4762a1bSJed Brown ierr = PetscArraymove(a,b,10);CHKERRQ(ierr); 21*c4762a1bSJed Brown ierr = PetscIntView(10,a,NULL);CHKERRQ(ierr); 22*c4762a1bSJed Brown 23*c4762a1bSJed Brown ierr = PetscFree(a);CHKERRQ(ierr); 24*c4762a1bSJed Brown 25*c4762a1bSJed Brown /* 26*c4762a1bSJed Brown | | | | 27*c4762a1bSJed Brown b a b+15 b+20 28*c4762a1bSJed Brown a+10 a+15 29*c4762a1bSJed Brown */ 30*c4762a1bSJed Brown a = b + 5; 31*c4762a1bSJed Brown ierr = PetscArraymove(a,b,15);CHKERRQ(ierr); 32*c4762a1bSJed Brown ierr = PetscIntView(15,a,NULL);CHKERRQ(ierr); 33*c4762a1bSJed Brown ierr = PetscFree(b);CHKERRQ(ierr); 34*c4762a1bSJed Brown 35*c4762a1bSJed Brown /* 36*c4762a1bSJed Brown | | | | 37*c4762a1bSJed Brown a b a+20 a+25 38*c4762a1bSJed Brown b+20 39*c4762a1bSJed Brown */ 40*c4762a1bSJed Brown ierr = PetscMalloc1(25,&a);CHKERRQ(ierr); 41*c4762a1bSJed Brown b = a + 5; 42*c4762a1bSJed Brown for (i=0; i<20; i++) b[i] = i; 43*c4762a1bSJed Brown ierr = PetscArraymove(a,b,20);CHKERRQ(ierr); 44*c4762a1bSJed Brown ierr = PetscIntView(20,a,NULL);CHKERRQ(ierr); 45*c4762a1bSJed Brown ierr = PetscFree(a);CHKERRQ(ierr); 46*c4762a1bSJed Brown 47*c4762a1bSJed Brown ierr = PetscFinalize(); 48*c4762a1bSJed Brown return ierr; 49*c4762a1bSJed Brown } 50*c4762a1bSJed Brown 51*c4762a1bSJed Brown 52*c4762a1bSJed Brown 53*c4762a1bSJed Brown /*TEST 54*c4762a1bSJed Brown 55*c4762a1bSJed Brown test: 56*c4762a1bSJed Brown 57*c4762a1bSJed Brown TEST*/ 58