1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Demonstrates PetscGetVersonNumber().\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown /*T 5c4762a1bSJed Brown Concepts: introduction to PETSc; 6c4762a1bSJed Brown Processors: n 7c4762a1bSJed Brown T*/ 8c4762a1bSJed Brown 9c4762a1bSJed Brown #include <petscsys.h> 10c4762a1bSJed Brown int main(int argc,char **argv) 11c4762a1bSJed Brown { 12c4762a1bSJed Brown char version[128]; 13c4762a1bSJed Brown PetscInt major,minor,subminor; 14c4762a1bSJed Brown 15c4762a1bSJed Brown /* 16c4762a1bSJed Brown Every PETSc routine should begin with the PetscInitialize() routine. 17c4762a1bSJed Brown argc, argv - These command line arguments are taken to extract the options 18c4762a1bSJed Brown supplied to PETSc and options supplied to MPI. 19c4762a1bSJed Brown help - When PETSc executable is invoked with the option -help, 20c4762a1bSJed Brown it prints the various options that can be applied at 21c4762a1bSJed Brown runtime. The user can use the "help" variable place 22c4762a1bSJed Brown additional help messages in this printout. 23c4762a1bSJed Brown */ 24*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscInitialize(&argc,&argv,(char*)0,help)); 255f80ce2aSJacob Faibussowitsch CHKERRQ(PetscGetVersion(version,sizeof(version))); 26c4762a1bSJed Brown 275f80ce2aSJacob Faibussowitsch CHKERRQ(PetscGetVersionNumber(&major,&minor,&subminor,NULL)); 282c71b3e2SJacob Faibussowitsch PetscCheckFalse(major != PETSC_VERSION_MAJOR,PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library major %d does not equal include %d",(int)major,PETSC_VERSION_MAJOR); 292c71b3e2SJacob Faibussowitsch PetscCheckFalse(minor != PETSC_VERSION_MINOR,PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library minor %d does not equal include %d",(int)minor,PETSC_VERSION_MINOR); 302c71b3e2SJacob Faibussowitsch PetscCheckFalse(subminor != PETSC_VERSION_SUBMINOR,PETSC_COMM_SELF,PETSC_ERR_PLIB,"Library subminor %d does not equal include %d",(int)subminor,PETSC_VERSION_SUBMINOR); 31c4762a1bSJed Brown 32*b122ec5aSJacob Faibussowitsch CHKERRQ(PetscFinalize()); 33*b122ec5aSJacob Faibussowitsch return 0; 34c4762a1bSJed Brown } 35c4762a1bSJed Brown 36c4762a1bSJed Brown /*TEST 37c4762a1bSJed Brown 38c4762a1bSJed Brown test: 39c4762a1bSJed Brown 40c4762a1bSJed Brown TEST*/ 41