Actual source code: ex17f.F90
petsc-3.13.6 2020-09-29
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      1: ! Demonstrates PetscGetVersionNumber(): Fortran Example

      4: program main
      5:  #include <petsc/finclude/petscsys.h>
      6:       use petscsys
      7:
      8:       implicit none
      9:       PetscErrorCode     :: ierr
     10:       PetscInt           :: major,minor,subminor
     11:       character(len=256) :: outputString
     12:
     13:       ! Every PETSc routine should begin with the PetscInitialize() routine.

     15:       call PetscInitialize(PETSC_NULL_CHARACTER,ierr)
     16:       if (ierr /= 0) then
     17:         write(6,*)'Unable to initialize PETSc'
     18:         stop
     19:       endif
     20:
     21:       call PetscGetVersionNumber(major,minor,subminor,PETSC_NULL_INTEGER,ierr)
     22:       CHKERRA(ierr)

     24:       if (major /= PETSC_VERSION_MAJOR) then
     25:         write(outputString,*)'Library major',major,'does not equal include',PETSC_VERSION_MAJOR
     26:         SETERRA(PETSC_COMM_SELF,PETSC_ERR_PLIB,trim(outputString))
     27:       endif

     29:       if (minor /= PETSC_VERSION_MINOR) then
     30:         write(outputString,*)'Library minor',minor,'does not equal include',PETSC_VERSION_MINOR
     31:         SETERRA(PETSC_COMM_SELF,PETSC_ERR_PLIB,trim(outputString))
     32:       endif

     34:       if (subminor /= PETSC_VERSION_SUBMINOR) then
     35:         write(outputString,*)'Library subminor',subminor,'does not equal include',PETSC_VERSION_SUBMINOR
     36:         SETERRA(PETSC_COMM_SELF,PETSC_ERR_PLIB,trim(outputString))
     37:       endif
     38:
     39:       call PetscFinalize(ierr)
     40:

     42: end program main

     44: !/*TEST
     45: !
     46: !   test:
     47: !
     48: !TEST*/