source: issm/trunk-jpl/src/py/model/petscversion.2.py@ 12075

#PETSCVERSION - recover petsc version number, inside config.h file
#
#   Usage:
#       PETSC_VERSION=petscversion();

#Module imports {{{
import os
import sys
from issmtier import *
#}}}

def petscversion():

        #default
        PETSC_VERSION=3;
        
        configfile=issmtier() + "/bin/config.h" #should find it in the install target
        
        if not os.path.isfile(configfile):
                raise RuntimeError("%s%s%s"%("File ",configfile," not found. ISSM has not been configured yet!"))

        #go through the file, and recover the line we want
        fid=open(configfile,'r');

        tline=fid.readline()
        while tline:

                if tline=='': 
                        break
                
                if tline[0:21]=="#define _PETSC_MAJOR_":
                        PETSC_VERSION=int(tline[22])
                        break
                
                tline=fid.readline()
        
        fid.close();

        return PETSC_VERSION