1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Demonstrates PetscGetVersonNumber().\n\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown /*T 5*c4762a1bSJed Brown Concepts: introduction to PETSc; 6*c4762a1bSJed Brown Processors: n 7*c4762a1bSJed Brown T*/ 8*c4762a1bSJed Brown 9*c4762a1bSJed Brown #include <petscsys.h> 10*c4762a1bSJed Brown int main(int argc,char **argv) 11*c4762a1bSJed Brown { 12*c4762a1bSJed Brown PetscErrorCode ierr; 13*c4762a1bSJed Brown char version[128]; 14*c4762a1bSJed Brown PetscInt major,minor,subminor; 15*c4762a1bSJed Brown 16*c4762a1bSJed Brown /* 17*c4762a1bSJed Brown Every PETSc routine should begin with the PetscInitialize() routine. 18*c4762a1bSJed Brown argc, argv - These command line arguments are taken to extract the options 19*c4762a1bSJed Brown supplied to PETSc and options supplied to MPI. 20*c4762a1bSJed Brown help - When PETSc executable is invoked with the option -help, 21*c4762a1bSJed Brown it prints the various options that can be applied at 22*c4762a1bSJed Brown runtime. The user can use the "help" variable place 23*c4762a1bSJed Brown additional help messages in this printout. 24*c4762a1bSJed Brown */ 25*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 26*c4762a1bSJed Brown ierr = PetscGetVersion(version,sizeof(version));CHKERRQ(ierr); 27*c4762a1bSJed Brown 28*c4762a1bSJed Brown ierr = PetscGetVersionNumber(&major,&minor,&subminor,NULL);CHKERRQ(ierr); 29*c4762a1bSJed Brown if (major != PETSC_VERSION_MAJOR) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library major %d does not equal include %d",(int)major,PETSC_VERSION_MAJOR); 30*c4762a1bSJed Brown if (minor != PETSC_VERSION_MINOR) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library minor %d does not equal include %d",(int)minor,PETSC_VERSION_MINOR); 31*c4762a1bSJed Brown if (subminor != PETSC_VERSION_SUBMINOR) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library subminor %d does not equal include %d",(int)subminor,PETSC_VERSION_SUBMINOR); 32*c4762a1bSJed Brown 33*c4762a1bSJed Brown ierr = PetscFinalize(); 34*c4762a1bSJed Brown return ierr; 35*c4762a1bSJed Brown } 36*c4762a1bSJed Brown 37*c4762a1bSJed Brown 38*c4762a1bSJed Brown /*TEST 39*c4762a1bSJed Brown 40*c4762a1bSJed Brown test: 41*c4762a1bSJed Brown 42*c4762a1bSJed Brown TEST*/ 43